Transmission Power Control Technique

Transmission Power Control Technique patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.

03/01/07 - 20070049322 - Transmission rate control method, and radio network controller
A user data transmission method for transmitting uplink user data via an E-DPDCH, including: determining, at a radio network controller, that the mobile station transmitting the E-DPDCH to only a first cell transmits the E-DPDCH to the first cell and a second cell; notifying, at the radio network controller, E-RGCH ...

03/01/07 - 20070049321 - Transmission power control method, and radio network controller
A transmission power control method for controlling a transmission power of an E-DPCCH, includes: determining, at a radio network controller, that a mobile station transmitting the E-DPCCH to only a first cell transmits the E-DPCCH to the first cell and a second cell; determining, at the radio network controller, an ...

03/01/07 - 20070049320 - Transmission power control method, and mobile communication system
A transmission power control method for controlling a transmission power of an E-HICH for uplink user data transmitted from a cell controlled by a radio base station to a mobile station, includes: notifying, from a radio network controller to at least one radio base station controlling a first cell and ...

03/01/07 - 20070049319 - Radio planning for wlans
Described herein are a computer-implemented method of determining a power plan/frequency plan combination assigning transmit frequency channels and transmit powers for a plurality of managed access points (APs) of a wireless network. Also described herein is a carrier medium carrying computer readable code configured to cause one or more processors ...

03/01/07 - 20070049318 - Reducing call drops in spread spectrum wireless communication systems
The present invention provides a method and an apparatus of wireless communication with at least one wireless unit The method includes detecting an indication of error in a plurality of traffic frames to control transmit power between at least a first and second forward link based on the indication of ...

03/01/07 - 20070049317 - Controlling transmission power in a reverse link of a feedback-based spread spectrum wireless network
The present invention provides a method and an apparatus for communication with at least one wireless unit over a forward and a reverse link in a wireless network. The method includes receiving a feedback indication on at least a first channel over the forward link for reception of a transmission ...

03/01/07 - 20070049316 - Power control and automatic repeat request (arq) in a radio communications system
A radio network entity in charge of outer loop power control for a communication with a mobile radio is informed about erroneous data units, requested retransmissions, and/or data units transmission attempts associated with the data units sent by the mobile radio to the radio network. Another radio network entity, which ...

02/22/07 - 20070042799 - Auto adaptive technique to provide adequate coverage and mitigate rf interference
A method and system for optimizing the transmit power within a wireless network. The required change in transmit power of a home base station is determined by measured pilot strengths at the home mobile stations and/or at foreign mobiles stations, both from the home base station and a macro base ...

02/22/07 - 20070042798 - Transmit power initialization for secondary reverse link carriers in a wireless communication network
A method and apparatus provide for setting the initial transmit power of secondary reverse link carriers used by mobile stations in conjunction with primary reverse link carriers. In one or more embodiments, a mobile station sets the initial transmit power of a secondary reverse link carrier relative to the transmit ...

02/15/07 - 20070037600 - Information processing apparatus, information processing method, recording medium, and program
This invention relates to an information processing apparatus, an information processing method, a recording medium, and a program for transmitting an RTS frame at full power and data at low power. If it is found in step S1 that data is to be transmitted, then an RTS frame is transmitted ...

02/08/07 - 20070032257 - Dsch power control method for wcdma
In the DSCH power control method for mobile communication system according to the present invention, the cell transmitting DSCH receives a signal from an UE, determines whether a cell transmitting DSCH to be set as primary or non-primary based on the received signal, and controls DSCH transmit power according to ...

02/08/07 - 20070032256 - Systems and methods to transmit information among a plurality of physical upstream channels
A communication system includes a supervisory node (e.g., a headend) and one or more remote nodes (e.g., cable modems). The supervisory node or a remote node monitors a characteristic associated with the communication system. Remote node transmits an upstream communication among a plurality of physical upstream channels based on the ...

02/01/07 - 20070026886 - Method and system for planning the power of carriers in a cellular telecommunications network
A system allowing reuse of one same frequency on all the cells of a network. It includes means storing data characteristic of the network and a computing module provided with means to associate carriers of a transmitter with service areas to distribute the traffic to be handled in the sector ...

02/01/07 - 20070026885 - Method and apparatus for deriving a combined transmit power control command during handover
A method and apparatus for deriving a combined transmit power control (TPC) command during handover are disclosed. During handover, a combined TPC command is generated from two or more TPC commands. The combined TPC command is set to −1 for decrease of the transmit power if a soft symbol of ...

02/01/07 - 20070026884 - Controlling usage capacity in a radio access network
In a radio access network, techniques for controlling relative usages, by different groups of access terminals in communication with a radio access network, of available power handling capacity of the radio access network, based on information about usages by different groups of access terminals in communication with the radio access ...

01/25/07 - 20070021140 - Wireless power transmission systems and methods
Methods, apparatus, and articles of manufacture to power a device using wirelessly transmitted power are disclosed. Initially, a wireless base unit obtains a request for wireless power. The wireless base unit then determines a power requirement associated with a wireless field unit and compares the power requirement to a remaining ...

01/25/07 - 20070021139 - Radio communication system
A mobile station (100), when performing soft handover between base stations (200), receives transmit power control commands from each base station (200). The mobile station (100) determines the reliability of each received transmit power control command by measuring its amplitude relative to a reliability threshold, and combines the power control ...

01/18/07 - 20070015529 - Apparatus and method for transmitting and receiving a reverse channel in a mobile communication system for packet data
An apparatus and method for transmitting and receiving a symbol through a reverse control channel in a mobile communication system for providing packet data are provided. When reverse traffic is present, the apparatus and method can effectively demodulate and decode the reverse traffic. In a method for transmitting a reverse ...

01/18/07 - 20070015528 - Method for control of the transmission power of a transmitting station in a radio communication system, trasmitting station, receiving station and radio communication system
A method for control of the transmission power of a transmitting station in a radio communication system, whereby a receiving station receives data packets from the transmitting station, the receiving station receives anew incorrect received data packets from the transmitting station and the transmission power of the transmitting station is ...

01/11/07 - 20070010278 - System and method for controlling power consumption in a wireless device
Described is an arrangement including a controlling arrangement, a wireless transceiver and a processor. The wireless transceiver communicates with a wireless device utilizing radio frequency signals at a transmitting power level. The processor collects network performance data (“NPD”) which is indicative of communication with the wireless device. The NPD includes ...

01/11/07 - 20070010277 - Control device and radio control method
A controller equipment includes a measuring unit for measuring channel qualities of a control channel and a user channel separated from a received signal, an updating unit for updating target circuit qualities for the control channel and the user channels, based on results of measurement of the channel qualities by ...

01/11/07 - 20070010276 - Mobile station and method for controlling mobile station side communication, base station and method for controlling base station side communication, and communication system
When emergency communication etc. is sent, it aims at preferentially dealing with the emergency communication etc. by a simple and effective method. It is a communication system in which a base station 100 and a mobile station 200a establish communication for emergency situation, in time of emergency, wherein the mobile ...

01/04/07 - 20070004444 - Transmit power control for mobile unit
In a wireless local area network which includes access point having variable transmitter power levels, transmitter power data is sent from the access points to the mobile units and used by the mobile units in order to provide a corresponding variation in the transmitter power of the mobile unit. ...

01/04/07 - 20070004443 - Wireless communication device and marginal transmission power determining method
A PC card terminal device operates while supplied with power from a computer in which the PC card terminal device is mounted. A transmission power controller determines a first marginal transmission power, and increases the transmission power of the PC card terminal device up to the first marginal transmission power, ...

01/04/07 - 20070004442 - Radio link check
The present invention is directed towards a method, a link check device, and a portable communication device for communication link check. The link check device (102) comprises a receiver unit (104) for receiving and monitoring information including a power control signal from a base station on a first link (109). ...

01/04/07 - 20070004441 - Method for operating a mobile radio telephone system, mobile radio telephone system and base station
A mobile radio telephone system has a power amplifier for amplifying signals to be transmitted to subscriber stations. A measure of the working load of the power amplifier is detected and transmitted to a central control unit of the mobile radio telephone system. ...

01/04/07 - 20070004440 - Method for transmitting data from a transmitting station to a receiving station via a radio link, and corresponding receiving station and transmitting station
A radio link is set up from a transmitting station to a receiving station for the transmission of data after a time interval has elapsed. The time interval is specific to the transmitting station and has a duration which depends on at least one deterministic quantity. ...

12/28/06 - 20060293076 - Ofdma reverse link scheduling
Systems and methodologies are described that facilitate scheduling via a power control algorithm that dynamically update a scheduling metric (e.g., adjusting transmission power for sub-carriers) based on a prediction function and/or inference model of expected power requirements. In one aspect, the power prediction component can include two further components, namely: ...

12/28/06 - 20060293075 - Method to improve outer loop power control
A method, apparatus and system for improving outer loop power control in a communications system. A quality value for a plurality of data channels is adjusted for the plurality of data channels, while maintaining a target value. ...

12/28/06 - 20060293074 - System and method for adaptive broadcast service
A system and method for adapting a broadcast service in a cellular communication network. A base station receives indications of channel quality from registered users of the broadcast service, and adapts broadcast transmission parameters to improve channel quality for the broadcast users if at least one of the broadcast users ...

12/21/06 - 20060286996 - Serving base station selection in a wireless communication system
Techniques for selecting a reverse link (RL) serving base station for a terminal are described. The terminal sends a transmission on the reverse link to multiple base stations in a wireless communication system. The transmission may be for signaling sent on a control channel. The terminal receives feedback (e.g., power ...

12/21/06 - 20060286995 - Slow uplink power control
Embodiments of the invention provide embodiments of the invention provide and method, network entity and user equipment for slow uplink power control of user equipment in a wireless communication system by responding to a long term control metric that is derived from an uplink channel metric over a plurality of ...

12/21/06 - 20060286994 - Method and apparatus for signaling maximum ue transmitter power information to base station for scheduling of uplink packet transmission in a mobile communication system
A method and apparatus are provided for signaling a maximum UE transmitter power to a Node B for use in scheduling of uplink packet transmission in a mobile communication system. The Node B receives uplink channel status information from a UE and a maximum UE transmitter power from an RNC. ...

12/14/06 - 20060281483 - System that adapts power for minimizing the total amount of transmitted power within a wireless communications network and related method
A system adapts power for minimizing the total amount of transmitted power in a wireless communications network. A transmit station transmits a communications signal requesting a response from receiving mobile stations. A plurality of the mobile stations receives the communications signal and each evaluates the signal reception, such as the ...

12/07/06 - 20060276217 - Throughput maximization using quantized rate control in multiple antenna communication
A feedback link between a receiver and a transmitter in a multiple antenna communication system is used to control the transmission rate and thereby improve system throughput performance. ...

12/07/06 - 20060276216 - Apparatus and methods for information handling system with dynamic output power
An information handling system includes at least one or more base stations. The base station(s) provide the information handling system with wireless communication capability. The base station(s) have the ability to vary their output power(s). The base station(s) set their output power(s) in response to a desired set of criteria, ...

12/07/06 - 20060276215 - Method of allocating power over channels of a communication system
In one embodiment, the power for transmitting signals over at least one of a plurality of parallel channels is allocated based on a channel strength threshold and an estimated channel strength for the at least one channel. Here, the channel strength threshold is based on the estimated channel strengths for ...

11/30/06 - 20060270443 - Forward link power control of multiple data streams transmitted to a mobile station using a common power control channel
A method and apparatus for controlling transmit power levels of a plurality of different data streams transmitted from at least one base station to a mobile station in a mobile radio communication system is described. A stream of power control commands is formed at the mobile station in accordance with ...

11/30/06 - 20060270442 - Leader-follower power control
In a satellite or other relayed communication system having a plurality of subscriber terminals that communicate through an elevated wireless relay (typically a satellite operating in bent pipe mode), a technique for subscriber terminal power control is provided whereby the power level is controlled via leader-follower operation relying on sharing ...

11/30/06 - 20060270441 - Mobile communication terminal
A mobile communication terminal performs an antenna picture display according to the received signal power measured by a received signal measurement means and the base station transmission conditions acquired by a base station transmission condition acquisition means. Therefore, the display of a large number of antenna pictures regardless of a ...

11/30/06 - 20060270440 - Power transmission network
A network for power transmission to a receiver that converts the power into current includes a first node for transmitting power wirelessly in a first area. The first area has a minimum electric or magnetic field strength. The network includes a second node for transmitting power wirelessly in a second ...

11/30/06 - 20060270439 - Method for up-link transmit power management in a wireless broadband terminal
A method is disclosed for optimizing up-link transmit powers of a wireless broadband terminal operating in a predetermined frequency band in a multi-carrier system, the method comprising assigning a transmit signal to one or more sub-carriers of predetermined frequencies, and capping the output powers of the transmit signal to a ...

11/30/06 - 20060270438 - Wireless personal area network device and method for controlling beacon reception thereof
The invention provides a wireless personal area network (WPAN) device, in which a beacon reception interval is set to vary in response to data reception and the power level of the device and a method for controlling beacon reception thereof. The WPAN device includes a receiver for receiving beacons at ...

11/30/06 - 20060270437 - Wireless communication apparatus, wireless network system, communication method and program
There is provided a wireless communication apparatus configured to perform wireless communications with a counterpart apparatus by use of a data frame including a data transmission indication period and a data transmission period following the indication period. In the apparatus a normal power state and a low power consumption state ...

11/30/06 - 20060270436 - Radio communication method and equipment
A radio communication method includes deciding either a sending timing or a receiving timing; measuring a receiving electric intensity; comparing a stored value and the measured receiving electric intensity; and starting a sending operation when the measure receiving electric intensity is smaller than the stored value in the sending timing ...

11/30/06 - 20060270435 - Method of controlling power
A method of controlling power of a data channel, said method comprising the steps of defining for said channel a target value for a layer 1 block error rate L1 BLER and controlling the power of said data channel based on said target value. ...

11/30/06 - 20060270434 - Uplink power control optimization for a switched beam wireless transmit/receive unit
The present invention is a method for adjusting the uplink transmission power of a WTRU utilizing a switched beam antenna. The method measures the received power of a pilot channel beacon in order to estimate the path loss associated with each directional antenna beam. A beam correction function is calculated ...

11/30/06 - 20060270433 - Adjusting transmit power of a wireless communication device
A method for adjusting transmit power of a wireless communication device begins by determining requirements of a wireless communication between the wireless communication device and a receiving wireless communication device. The method continues by determining whether a current transmit power level of the wireless communication can be lowered without adjusting ...

11/30/06 - 20060270432 - Method of estimating a current channel condition in a wireless communications network
In the method, a current channel condition is estimated based at least in part on a previous channel quality indicator and power control information received after the previous channel quality indicator. ...

11/30/06 - 20060270431 - Multicarrier communication apparatus, multicarrier communication system, and transmission power control method
A multicarrier communication apparatus capable of reducing an amount of information required for feedback, making a range of transmission power fluctuation small, and achieving rapid convergence on a target transmission power is disclosed. With this apparatus, subcarrier pair determination section (1142) puts a plurality of subcarriers contained in a multicarrier ...

11/23/06 - 20060264230 - Base station using global channel power control
A wireless spread spectrum base station has a plurality of modems. The modems produce at least one baseband channel signal and a baseband reference signal. At least one forward power controller controls a power level of the at least one baseband channel signal. A baseband signal combiner combines the at ...

11/23/06 - 20060264229 - Adaptive control physical carrier sense parameters in wireless networks
Apparatuses and methods for determining and applying receiving sensitivity threshold and/or energy detection threshold values for one or more nodes of a wireless network cell are described herein. ...

11/09/06 - 20060252451 - Transmission power control device and method
Provided is a transmission power control device and method calculating a compensated estimated signal-to-interference ratio (SIR) by subtracting an SIR margin according to change in the state of a receiving channel when measuring an estimated SIR of a reception signal at a receiving end, and determining an increase or decrease ...

11/09/06 - 20060252450 - Method, apparatus and computer program providing signaling of configurable power step sizes for high speed uplink packet access (hsupa)
A set of power control step size increments are determined such that at least two step size increments differ from one another. The set is sent to a Mobile Station MS. A first power command to the MS informs of a first power for a uplink data transmission on a ...

11/09/06 - 20060252449 - Methods and apparatus to provide adaptive power save delivery modes in wireless local area networks (lans)
Methods and apparatus of regulating power of a station in a wireless local area network are disclosed. The station is in wireless communication with an access point. A downlink frame is sent to the station. The downlink frame includes an uplink offset time which is the time until an uplink ...

11/09/06 - 20060252448 - Wireless communications apparatus made operative in dependent upon a received signal strength
Wireless communications apparatus is provided by which power consumption is much more reduced in a wireless system composed of a base station and wireless terminal stations. The apparatus installed in the base station includes a transmitter/receiver and a controller. The transmitter/receiver compares an RSSI value indicating the received wave strength ...

11/09/06 - 20060252447 - Tpc command, sir estimation and channel estimation improvement using tpc command history
In this invention the base station utilizes a history of previous TPC commands to provide more deterministic channel behavior. This enables better generation of future TPC commands, SIR estimates and channel estimates. Prior solutions don't utilize previous TPC decisions. This invention provides enhances SIR estimation, channel estimation and power control. ...

11/09/06 - 20060252446 - Method and apparatus for setting a power limit for high speed downlink packet access services
The present invention is related to a method and apparatus for setting a power limit for high speed downlink packet access (HSDPA) services. In a wireless communication system comprising a plurality of cells, each cell supports transmissions via at least a dedicated channel (DCH) and a HSDPA channel and is ...

11/09/06 - 20060252445 - Method of controlling transmission power of retransmission packet and mobile terminal using the same
The transmission power of a retransmission packet is controlled in the event of a packet retransmission request being sent from a receiving side in a wireless mobile communication system supporting hybrid automatic retransmission request (HARQ) transmission. In a method of controlling transmission power of retransmission packets by a mobile terminal ...

11/02/06 - 20060246939 - Transmission power control for hsdpa connections
The invention relates to wireless communication networks, and to the way in which communication devices choose their transmission power when communicating with each other. More specifically, the invention relates to a method of controlling the transmission power of a first communication device in a wireless communications network based on the ...

11/02/06 - 20060246938 - Power control in a communication network
A method of controlling a transmission power for a communication connection in a communication network is provided. The communication network comprises a user equipment communicating with the communication network, at least one transceiver station for providing a connection with the user equipment, wherein a serving transceiver station is provided for ...

11/02/06 - 20060246937 - Variable transmit power control strategies for high-speed downlink packet access systems
In communication systems that send transmit power control (TPC) commands in one direction so that only enough transmit power is used to maintain sufficient quality in the opposite direction, the TPC commands can be used to obtain information about the quality of the opposite-direction link. If there is sufficient quality, ...

11/02/06 - 20060246936 - Method of power control in a wireless cummunication system
A method of power control in a 3G wireless communication system (100) incorporating fast forward power control, may include setting an initial base station transmit power boundary (402) and an initial signal-to-noise ratio boundary (502). A mobile station (102) may send a forward link FER measurement to a base station ...

11/02/06 - 20060246935 - Scheduling apparatus and scheduling apparatus method
A scheduling apparatus is provided that enables user throughput and system throughput to be improved in a radio communication system. In this apparatus, a management section (100) distributes a reception power resource set by a radio network controller (10) to a plurality of transmission schemes used in uplink data transmission ...

10/26/06 - 20060240859 - Method for controlling transmission power on communication channels and base station to implement the method
A base station transmits blocks, in successive transmission time intervals, to radio terminals, over communication channels shared between the radio terminals comprising traffic channels and control channels associated with traffic channels, some of the transmitted blocks being positively or negatively acknowledged by the radio terminals. With regard to a radio ...

10/26/06 - 20060240858 - Base station, mobile station, communication system, and communication method
A base station communicates with plural mobile stations using a common channel common to the mobile stations, and a predetermined number of a plurality of shared channels assigned to the mobile stations. The base station includes a scheduler that acquires, for each of the mobile stations, a transmitting power ratio ...

10/19/06 - 20060234754 - Base station transmission control method, cellular system and base station
When performing base station selection type transmission power control, transmission of the dedicated physical control channel signal by non-transmitting base stations is halted while minimizing the impact on uplink transmission power control. This decreases downlink interference and increases downlink channel capacity. At a base station, reception quality measuring unit 506 ...

10/19/06 - 20060234753 - Method of measuring receive power of cdma mobile communication system, and cdma mobile communication system
The receive power of uplink signals in a CDMA mobile communication system is measured by prohibiting a mobile station from transmitting an uplink signal including a frame over a first channel during a predetermined transmission prohibition period, and measuring a receive power of uplink signals at a base station transmitted ...

10/19/06 - 20060234752 - Multiple other sector information combining for power control in a wireless communication system
Techniques for adjusting transmit power to mitigate both intra-sector interference to a serving base station and inter-sector interference to neighbor base stations are described. This may be done by combining interference information from multiple base stations. ...

10/19/06 - 20060234751 - Power loading method and apparatus for throughput enhancement in mimo systems
An apparatus and method for closed-loop signaling over multiple channels in a telecommunication system. Channel condition for each channel is obtained, and transmission power loading per channel is determined according to channel condition. The information bit streams is transmitted via the multiple channels over a plurality of transmitter antennas according ...

10/19/06 - 20060234750 - Method and apparatus for quantization and detection of power loadings in mimo beamforming systems
A telecommunication system has a wireless transmitter that transmits data stream signals via multiple channels over a plurality of antennas, the transmitter having a power controller that selects transmission power loading per channel. The telecommunication system further has a wireless receiver that receives data stream signals from the transmitter, and ...

10/19/06 - 20060234749 - Reverse loop protocol
It is possible to operate a wireless system, such as a CDMA system, in a more efficient manner by employing a statistical approach for setting power targets for reverse loop transmission. Unlike present methods for setting such targets a figure-of-merit quantity such as the frame error rate need not be ...

10/12/06 - 20060229096 - Method of power control for call migration
In a method of controlling transmit power for a user call migrating between a first entity and a second entity in a base station of a wireless communication system, power control may be performed, as a call of the user is migrated from the first to the second entity, or ...

10/05/06 - 20060223567 - Method of managing radio resources and node b apparatus implementing the same
A method of managing radio resources and a Node B implementing the same are provided. If the total radio resources used in a cell exceed target radio resources signaled by an RNC, uplink rates are equally allocated to primary UEs and non-primary UEs by controlling the signal strengths of the ...

10/05/06 - 20060223566 - Determining a target transmit power of a wireless transmission according to security requirements
Different target transmit powers are determined for different wireless transmissions from a wireless device, the different transmissions having different security requirements. For example, the security requirements of a particular transmission may include a security ranking of a device to which one or more frames carried by the particular transmission are ...

10/05/06 - 20060223565 - Method to optimize forward link capacity from a mixed population of single- and dual-diversity mobile stations
A method for optimizing the capacity of a forward link in a cellular telecommunications network involves dynamically setting the minimum gain level on the forward link for each mobile station, based each mobile station's individual performance. The cellular network has one or more base stations and a mixed population of ...

09/28/06 - 20060217143 - Radio communication system
A radio communication system comprising a primary station and a plurality of secondary stations has a communication channel for the transmission of information from a secondary station to the primary station. The secondary station can adjust its output transmission power at a plurality of different rates, and the primary station ...

09/28/06 - 20060217142 - Radio base station apparatus and transmission power control method in radio base station apparatus
To secure proper reception quality for the control signal of an EUDCH during a handover. A transmission power control unit 23 controls transmission power of a downlink control signal of an EUDCH based on at least one of the following information: the CQI in an HS-DPCCH transmitted from a mobile ...

09/28/06 - 20060217141 - Communications power control
An outer loop power control method and apparatus for a radio communications system, for example a UMTS cellular radio communications system (60), comprising: determining that a plurality of different services are being communicated; performing a comparison with respect to the different services; and providing an inner loop power control performance ...

09/21/06 - 20060211442 - Method and apparatus for transmitting data rate control channel in a high rate packet data system using a plurality of forward channels and system thereof
A high rate packet data communication system and method are provided that can control a rate of a plurality of forward channels by transmitting/receiving data rate control (DRC) information over at least one DRC channel. In the system, at least one mobile station (MS) determines a transmission time of the ...

09/21/06 - 20060211441 - Power control and overlapping control for a quasi-orthogonal communication system
Techniques for controlling transmit power and the amount of overlapping in a quasi-orthogonal system are described. A base station for a sector receives transmissions from terminals in that sector and neighbor sectors and determines performance metrics (e.g., overall throughput) and/or QoS metrics (e.g., minimum data rate) for the terminals in ...

09/21/06 - 20060211440 - Dynamic traffic control method and controller
A dynamic traffic control method is disclosed that controls traffic in a radio network system where a radio network controller causes plural radio base stations to change radio outputs. The method comprises a step of measuring a channel utilization rate of each of cells of the radio base stations every ...

09/21/06 - 20060211439 - Transmission beam control method, adaptive antenna transmitter/receiver apparatus and radio base station
Changes in instructions for increasing/decreasing transmission power that have been decoded from TPC bits are monitored, and when the increase/decrease instructions in a prescribed time interval are biased toward instructions for increasing the transmission power, the peak direction or main lobe width of the transmission beam is changed by regulating ...

09/07/06 - 20060199604 - Radiated power control for a multi-antenna transmission
To meet a radiated power limit, a transmitting station determines a synthesized antenna pattern based on steering vectors used for spatial processing and estimates an array gain based on the synthesized antenna pattern. Different spatial processing modes (e.g., eigensteering and spatial spreading) result in different synthesized antenna patterns. The array ...

09/07/06 - 20060199603 - Method and apparatus for increasing success rate of push-to-talk access in a mobile communications network
A method and computer program for initiating a message to a radio access network include steps of: (404) detecting a request to transmit a probe message from a transmitter over an access channel to a radio access network; (406) calculating a transmit power for the probe message; (408) checking a ...

09/07/06 - 20060199602 - Transmitter power level optimization and error correction technique
A master transceiver automatically lowers its transmit power level at intervals until a slave transceiver no longer accurately receives the transmitted data. When the master detects an inaccurate transfer of data, the master incrementally increases the transmit power level until it is determined that there has been an accurate transfer ...

08/31/06 - 20060194602 - Power control based on estimates of cumulative received energy
The present invention provides a method for power control based on estimates of cumulative received energy. The method includes accessing a plurality of slot detection metrics associated with a plurality of slots, combining the plurality of slot detection metrics, and determining a power control instruction based upon the combined slot ...

08/24/06 - 20060189343 - Method for forming power-efficient network
A method for forming a power-efficient network in a wireless sensor network including allowing a device connected to a first coordinator which configures a first wireless network to apply receiving-end power of the device for a predetermined time period intermittently; allowing the device to which the receiving-end power is applied ...

08/24/06 - 20060189342 - Power control avoiding outer loop wind-up
Techniques for power control that avoids outer loop wind-up are disclosed. In one aspect, wind-up of a target power level is detected, and the target power level is modified in response. In another aspect, unwinding of the target power level is detected, after which the target power level is determined ...

08/24/06 - 20060189341 - Method of improving power control in a mobile radiocommunication system
A method of improving the performance of a mobile radiocommunication system. According to the invention, a network element, known as the first element of the network transmitting to mobile terminals, receives at least one datum from at least one other network element, known as the second network element, said datum ...

08/17/06 - 20060183497 - Performing power control in a mobile communications system
A mobile communications system includes base stations and mobile units. A power control scheme is provided in which a mobile unit can enter into a discontinuous transmission (DTX) mode. During DTX mode, the mobile unit is not transmitting traffic channels that can be monitored to determine frame errors so that ...

08/17/06 - 20060183496 - Uplink transmission power control in a cdma base station
A CDMA base station is disclosed that prevents significant increase in the amount of interference within an entire cell even when there exist in the cell mobile stations that perform high-speed packet communication. The CDMA base station comprises a noise estimation circuit, a noise comparator and a TPC bit generating ...

08/17/06 - 20060183495 - System and method for global power control
A system and method are provided for global transmission power control in a wireless communication device. The method comprises: measuring the received power of a receiving device; collecting the received power measurements, and accepting a received power threshold; and, generating the optimal transmit power level for a transmitting device, in ...

08/17/06 - 20060183494 - Radio communication system
In a radio communication system having a primary station and a plurality of secondary stations, the power of uplink and downlink channels between the primary station and a secondary station is controlled in a closed loop manner by each station transmitting power control commands to the other station. In response ...

08/17/06 - 20060183493 - Adaptive step size method for power control in wireless communication system and system for the same
The present invention relates to an adaptive step size method for power control in wireless communication systems and a system for the same. The method includes the steps: obtaining the power control information whose number is previously set in previous power control cycle and that in current power control cycle; ...

08/10/06 - 20060178163 - Method and apparatus for power control in an ultra wideband radio system
A method for power control in an ultra wideband impulse radio system includes: (a) transmitting an impulse radio signal from a first transceiver; (b) receiving the impulse radio signal at a second transceiver; (c) determining at least one performance measurement of the received impulse radio signal; and (d) controlling output ...

08/10/06 - 20060178162 - Signal transmission system and signal transmission method
A signal transmission system for transmitting an UP LINK signal received by an antenna shared by at least a first radio communication system and a second radio communication system to at least a radio base station of the first radio communication system is provided. In the signal transmission system, the ...

08/03/06 - 20060172758 - Mobile communication system, wireless base station, radio network controller, and power control method
A mobile communication system includes wireless base stations, a mobile station communicating with the wireless base stations, and a radio network controller controlling the wireless base stations. The mobile communication system includes a power controller which controls a power of control bits in downlink based on the number of wireless ...

08/03/06 - 20060172757 - Mobile communication system with imporved trackability in transmission power control
There is provided a transmission power control method in which trackability of up-transmission power control is improved using up-transmission power instruction information from radio base stations having down-links of a predetermined quality or more, and a mobile communication system and a mobile station apparatus that use this method. Radio base ...

07/27/06 - 20060166692 - Mitigating interference to nearby radio systems based on characterization of adjacent channels
A wireless device dynamically controls a power level for each channel in a transmission spectrum. The power level is adjusted based on characteristics of signals received in the adjacent channels which results in the wireless device working at maximum ranges consistent with not causing interference to other users of the ...

07/27/06 - 20060166691 - Method and apparatus for the outer loop of the power control system of a mobile communication system
Method and apparatus for the power control system outer loop of a mobile communications systems in a cellular infrastructure that allows fulfilling a given Quality of Service (QoS) with the minimum power level necessary. This outer loop is in charge of setting the desired signal to interference target ratio SIRtgt ...

07/27/06 - 20060166690 - Transmission power control method and base station device
In order to appropriately control transmit power of a common channel for an MBMS (Multimedia Broadcast/Multicast Service) so as not to become excessive, a mobile station 1 transmits a TPC command for an S-CCPCH to a base station through an uplink DPCH1 and a mobile station 2 transmits a TPC ...

07/20/06 - 20060160559 - Reducing idle power consumption in a networked battery operated device
An improved method and system for reducing the power consumption of computing devices capable of communicating over a wireless network allows longer device operation and/or the use of smaller batteries. The wireless computing device supports a low power channel for receiving control signals during idle periods of operation. When the ...

07/20/06 - 20060160558 - Method and apparatus for transition of operation mode in a wireless communication system
A method is provided for reducing power consumption of a mobile station (MS) in a wireless communication system. If a period of time for state transition from a normal mode to a sleep mode or an idle mode expires, the MS transmits a request message for state transition to a ...

07/20/06 - 20060160557 - Wind-up power control method and apparatus in mobile communications system
A power control method in a mobile communication system, which includes changing an original step size for adjusting a target quality of service (QoS) of a downlink channel to a larger step size when a wind-up power control process is released, and adjusting the target QoS using the changed step ...

07/20/06 - 20060160556 - Adjusting measurement reports
A method for selecting a communication parameter to be used in a communication system based on inputs including an estimate of communication quality between a first node and a second node, the method comprising selecting the parameter based on the estimate of communication quality and also the age of the ...

07/20/06 - 20060160555 - Controller apparatus, mobile terminal, and communication control method
A controller apparatus is configured to control an ad hoc network formed by a plurality of mobile terminals. The controller apparatus includes a transmission power determining unit configured to determine transmission power of a certain mobile terminal joining in the ad hoc network, based on traffic distribution in the ad ...

07/13/06 - 20060154687 - Proximity regulation system for use with a portable cell phone and a method of operation thereof
Proximity regulation systems for use with a portable cell phone, a portable cell phone and a method of operating the same. In one embodiment, the proximity regulation system includes a location sensing subsystem configured to determine a location of a portable cell phone proximate a user by determining a mode ...

07/13/06 - 20060154686 - Adaptive power control for multicast transmissison
The power level of multicast data transmissions in a wireless communications network are controlled. Power level information is provided in a transmitted channel received by a user equipment. The user equipment measures the power level of a received signal. It compares the measured power level to the power level indicated ...

07/13/06 - 20060154685 - Apparatus and method for controlling reverse tx power in a mobile terminal
Disclosed are an apparatus and a method for controlling reverse TX power in a mobile terminal. The apparatus includes a closed-loop power controller for limiting a TX power increase due to a power control bit of an RX signal by using a power-up limit bit and outputting a closed-loop power ...

07/13/06 - 20060154684 - Method and apparatus for adaptive carrier allocation and power control in multi-carrier communication systems
An apparatus and process for allocating carriers in a multi-carrier system is described. In one embodiment, the process comprises determining a location (E, D, C, B, A; FIG. 6) of a subscriber (520) with respect to a base station (510), selecting carriers from a band of carriers to allocate to ...

07/06/06 - 20060148509 - Outer loop transmit power control using channel-adaptive processing
The present invention is a system and method which controls outer loop transmit power for transmission power of an uplink/downlink communication in a wireless communication system. The system receives a communication from a base station and determines an error rate on the received communication. The system then distinguishes between static ...

07/06/06 - 20060148508 - Apparatus and method for controlling outer loop power
A communication system having multiple channels is disclosed. An apparatus for controlling outer loop power in the communication system having the multiple channels includes a step adjustment unit for re-setting height of a step size for power controlling with reference to a CRC result, when the CRC result is received ...

07/06/06 - 20060148507 - Data transmission in mobile communication system
A transmitter is included in a mobile communication network. The transmitter is included configured to transmit to a receiver a data channel and a first control channel controlling data transmissions on the data channel, transmit, on the first control channel, an indicator indicating that there is data transmission to the ...

07/06/06 - 20060148506 - Adaptive detector for multiple-data-path systems
An adaptive, reduced-complexity soft-output maximum-likelihood detector that is operable to process data by adaptively selecting a processing scheme based on a determination of signal quality. The signal quality is derived as a function of the noise, the modulation format, the channel (the communication environment), the transmit signal power and the ...

06/29/06 - 20060142045 - Method of adjusting a signal power in a variable data rate mode in a mobile communication system
The present invention relates to a mobile communication system, and more particularly, to a method of adjusting a signal power in a variable data rate mode. Accordingly, the present invention includes steps of allocating a reference pilot signal level to each of a plurality of data rates supported by the ...

06/29/06 - 20060142044 - Apparatus and method for controlling power in mobile terminal having diversity receiver
Disclosed is an apparatus for controlling a transmission (TX) power in a mobile terminal having at least two receive (RX) antennas. The apparatus includes a TX gain estimator for determining an AGC gain value corresponding to the estimated TX power; a compensation gain detector for determining a gain compensation value ...

06/29/06 - 20060142043 - Mobile station in wireless communication system and method of controlling signal-transmission power in wireless communication system
A mobile station in a CDMA wireless communication system, includes a receiver which receives power-control data by which power for transmitting a wireless signal is controlled, from a plurality of base stations during soft handover, a judging unit which judges tendency in accordance with which the power-control data varies, in ...

06/29/06 - 20060142042 - Mobile communication system
In a mobile communication system, a mobile switching center 27 changes a transmission rate of communication data transmitted from a mobile station 16 and so on to a database 11 or a transmission rate of communication data transmitted from the database 11 to the mobile station 16 and so on, ...

06/29/06 - 20060142041 - Adaptation of transmit subchannel gains in a system with interference cancellation
A method and system for interference cancellation (IC). One aspect relates to traffic interference cancellation. Another aspect relates to joint IC for pilot, overhead and data. Another aspect relates to improved channel estimation. Another aspect relates to adaptation of transmit subchannel gains. ...

06/29/06 - 20060142040 - Scheduling calls in downlink transmissions
The present invention provides a method and an apparatus for scheduling a call for a wireless device in a transmission, e.g., a High Speed Downlink Packet Access transmission from a communication node associated with a network. The method comprises determining a current and a future traffic load on a downlink ...

06/29/06 - 20060142039 - Form-in-place fastening for fuel cell assemblies
A fuel cell sub-assembly includes first and second flow field plates each comprising several fastener apertures defined at a number of fastening locations. A membrane electrode assembly is situated between the first and second flow field plates and includes several fastener apertures defined at a number of fastening locations, the ...

06/29/06 - 20060142038 - Method and apparatus for reducing transmitted energy in power-controlled systems based on early decoding
The present invention provides a method for reducing transmitted energy based on early decoding. The method includes accessing a first portion of a block including a plurality of symbols indicative of an encoded message. The first portion has been transmitted at a first transmission power and having less than all ...

06/22/06 - 20060135194 - Apparatus and method for optimal power allocation between data and voice in a 1xev-dv wireless network
A base station for use in a 1xEV-DV wireless network comprising: 1) a radio frequency (RF) transceiver for transmitting to mobile stations in voice traffic channels and in at least one packet data channel and 2) a power allocation controller for adjusting the total transmit power allocated to the voice ...

06/22/06 - 20060135193 - Rapid channel quality based power control for high speed channels
A method (400) and apparatus (501) provide for rapid power control based on a quality related value, e.g. channel quality indicator (CQI) value. A transmit power level can be derived from a CQI value received according to a time period, e.g. corresponding to 500 Hz. A first predicted value can ...

06/15/06 - 20060128416 - Wireless telecommunications overlay system
A wireless communication system includes first and second communication systems and a controller. The first communication system receives a first control signal indicating a first power level and receives first communications. The first communication system formats the first communications into a first communication signal having the first power level and ...

06/15/06 - 20060128415 - Apparatus and method for detecting a wireless access point for wireless network communication
A wireless network communication card usable with a host apparatus is disclosed. The wireless network communication card includes an access point detection circuit that detects a wireless access point through a wireless antenna. A power inlet to which power is supplied in response to an access point detection request from ...

06/15/06 - 20060128414 - Wireless communication systems
In a wireless communication system having a base station and a terminal, it is important to extend the operating life of the terminal in the case of using a battery as the power supply of the terminal. Particularly in the case where a state in which a base station is ...

06/15/06 - 20060128413 - Method of controlling low noise amplifier in mobile communication terminal
The present invention relates to a method of controlling LNA in a mobile communication terminal that may improve receiving rate of mobile communication terminal in an area with multiple pseudo noise (PN). Preferably, the method may comprise the acts of: measuring Ec/Io of pilot signal received through receiving stage of ...

06/15/06 - 20060128412 - System and method for managing available uplink transmit power
A system and method of determining the maximum uplink transmit power of a subscriber station from a remote base station where the subscriber station reports incidents of foldback in its radio to the base station. When the base station receives the report, it reduces the maximum uplink transmit power of ...

06/08/06 - 20060121930 - Communication terminal apparatus and base station apparatus
An allocation section 101 in a base station apparatus of the present invention sets the transmission rate of a transmit signal for a communication terminal apparatus based on a DRC signal transmitted from that communication terminal apparatus. A power margin information detector 117 detects power margin information from a demodulated ...

06/08/06 - 20060121929 - Wireless communication method and apparatus for implementing access point startup and initial channel selection processes
A startup process of an access point (AP) includes a discovery phase and an announcement phase. During the discovery phase, the AP detects neighboring APs from its own extended service set (ESS), neighboring APs from different ESSs, and external sources of interference. During the announcement phase, the AP transmits its ...

06/08/06 - 20060121928 - Radio communication device, radio communication system and measurement method capable of conducting appropriate transmit power control
When a radio communication device receives a communication permission signal assigning a communication right permitting transmission of signals, if a received signal analysis portion determines that the received signal is the communication permission signal assigning the communication right to another radio communication device, it measures communication quality with the other ...

06/01/06 - 20060116155 - Reallocation of excess power for full channel-state information (csi) multiple-input, multiple-output (mimo) systems
Techniques to allocate the total transmit power to the transmission channels in a multi-channel communication system such that higher overall system spectral efficiency and/or other benefits may be achieved. The total transmit power may be initially allocated to the transmission channels based on a particular power allocation scheme (e.g., the ...

06/01/06 - 20060116154 - Transmission power control of a base station in a mobile communication system
A transmission power control apparatus in a mobile communication system comprises a base station manager adapted to control transmission power of base station channels, wherein the base station manager comprises a channel gain setting unit adapted to set a channel gain ration for each of a plurality of base station ...

06/01/06 - 20060116153 - Radio communication equipment, transmission power control method therefor, and program therefor
A radio communication equipment generates transmission power control information corresponding to a comparison result between receiving quality of a signal received from a communication counterpart and target quality, and transmits the transmission power control information to the communication counterpart. The radio communication equipment includes a response monitor which monitors a ...

06/01/06 - 20060116152 - Content distribution system, network, and channel switching control method
A content distribution system uses a PtP (point to point) channel (individual channel) or PtM (point to multi-point) channel (common channel) as a radio channel of a predetermined type so as to distribute a broadcast content as communication data to a user terminal as a mobile station. The user terminal ...

05/25/06 - 20060111137 - Base station and transmission power control method
A base station is disclosed. The base station includes: a service area status determination unit configured to determine status of a service area of the base station based on received signals from mobile stations; a total transmission power determination unit configured to determine status of total transmission power of the ...

05/18/06 - 20060105798 - Method and apparatus for outer-loop power control for enhanced uplink communications
Various embodiments are described to address the need for an apparatus and method of outer-loop power control for enhanced uplink communications that address some of the outstanding problems in the prior art. Generally expressed, a base site (131), while a first uplink channel is inactive, monitors packet retransmissions to generate ...

05/18/06 - 20060105797 - Method and apparatus for adjusting a mobile communication device's transmission power
A bandwidth monitor (14) monitors (21) the bandwidth of a transmission channel for a given wireless communication device (10), and a signal quality factor monitor (15) monitors (22) a signal quality factor relating to the wireless communication device's transmission. In response to the monitored factors, a transmission power setting unit ...

05/18/06 - 20060105796 - System and method for uplink rate selection
Techniques are provided herein to mitigate the effects of link imbalance for the uplink between a terminal (or UE) and multiple base stations (or Node Bs). An uplink transmission rate is selected based on an adjusted nominal uplink transmission rate and the difference between power control commands from different nodes. ...

05/11/06 - 20060099986 - Power control
The invention relates to control of transmission power in cellular networks, specifically in cells having transmitters in several frequency bands. The invention allows the network to control the maximum transmission power of a mobile station in more than one frequency band. ...

05/11/06 - 20060099985 - Apparatus and method for radio transmission in a cellular communication system
A base station (101) of a cellular communication system (100) comprises a receiver (105) and a channel quality processor (111) which receive channel quality indications from a communication unit (103). The base station (101) further comprises a transmitter (107) for transmitting signals to the communication unit (103). A first power ...

05/11/06 - 20060099984 - Method and apparatus for determing a transmit power
The invention relates to determining a transmit power in a cellular communication system comprising a cell including an inner zone served by a first carrier and an outer zone. A base station (201) comprises a receiver (211) for receiving measurement reports from communication units (203, 205, 207, 209). The measurement ...

05/04/06 - 20060094460 - Method and apparatus for performing fast power control in a mobile communication system
A method and apparatus for controlling transmission power levels in a mobile communication system. The method provides for a closed-loop power control method. A mobile station provides information on the quality of the signal received from the base station, and the base station responds by adjusting the power allocated to ...

05/04/06 - 20060094459 - Method and apparatus for mitigating power-control error during a soft handoff in a wireless communication system
A plurality of base stations (600) are programmed (702) with a uniform power-control bit pattern to be sent to a mobile unit during a plurality of power-control bit times, before the mobile unit is acquired on a reverse link. The plurality of base stations are further arranged and programmed to ...

05/04/06 - 20060094458 - Wireless communication module, communication terminal, and impedance matching method
A wireless communication module for engaging in communications with a base station, the wireless communication module being incorporated into an information device having an antenna, includes a transmitter, a transmission power being controlled by the base station; variable impedance matching section arranged between an antenna connector connected to the antenna ...

05/04/06 - 20060094457 - Wireless communication terminal with power delay function
A wireless communication terminal with a power delay function is provided to prevent a power-on of the terminal by an external force rather than by a user's intention by delaying a time taken to apply a power using a power delay circuit (e.g., capacitor having a large capacitance value). The ...

04/20/06 - 20060084461 - Wireless communication apparatus and wireless communication system
A wireless communication apparatus includes an M-number of (M is an integer of 2 or more) receiving portions connected to respective antennas, a frame analyzing section configured to analyze a reception signal received by the M-number of receiving portions, and a selecting section configured to select a receiving portion to ...

04/20/06 - 20060084460 - Terminal transmit power control with link adaptation
Methods for coordinating power usage and link adaptation in wireless communications are described. Terminals and/or access points (APs) may attempt to modify terminals' transmit power in relation to a desired communication data transfer rate. Link adoption may also be used in conjunction with the described methods. ...

04/20/06 - 20060084459 - Outer loop power control of user equipment in wireless communication
A faster power control method especially of use in case of a UE device communicating with a SAP (e.g. a Node B) of a UTRAN via E-DCH, where instead of the SAP (e.g. a Node B) receiving from the serving RNC a new SIR target to use because of changing ...

04/20/06 - 20060084458 - Adaptive power control mode apparatus and method for increased radio frequency link capacity
A method of adaptive power control in an electronic device comprising the steps of receiving a signal from a wireless radio access network indicating a method for setting a supplemental threshold; determining a value for the supplemental threshold utilizing the indicated method from the RAN; and setting the supplemental threshold. ...

04/13/06 - 20060079268 - Congestion control in a wireless communication system using the battery level
A method for congestion control in the uplink of a wireless communication system having a wireless transmit/receive unit (WTRU) and a radio network controller (RNC) begins by receiving an interference report for each user. The average noise rise for each user calculated and congestion relieving measures are implemented based upon ...

04/13/06 - 20060079267 - Apparatus and method for measuring and reporting uplink load in a cellular mobile communication system
An apparatus and method for measuring and reporting uplink load in a base station (BS) in a cellular mobile communication system are provided. The BS includes a rise over thermal (ROT) detector for measuring a ROT representing uplink load, and reporting information from which the ROT can be derived to ...

04/13/06 - 20060079266 - Coding selection method
The invention relates to channel coding in the air interface in telecommunication systems, and specifically to methods used in selecting coding methods. The network utilises information reported by a power control channel quality reporting procedure, such as reporting procedures used for Enhanced Power Control or Fast Power Control, for controlling ...

04/13/06 - 20060079265 - Wireless system
The measured total power supply and the number of terminals (traffic volume) covered by a base station are obtained from the base station. From the traffic volume, the total power supply required to the base station is estimated. The measured total power supply is compared with the estimated total power ...

04/13/06 - 20060079264 - Outer loop power control of user equipment in wireless communication
A faster power control method especially of use in case of a UE device communicating with a SAP (e.g. a Node B) of a UTRAN via E-DCH, where instead of the SAP (e.g. a Node B) receiving from the serving RNC a new SIR target to use because of changing ...

04/13/06 - 20060079263 - Target value control method for transmission power control, base station control device and mobile station used for the same
When a reception data block has no error (S1: NO), a target SIRt is updated by a reduction amount according to the count CBN having no reception data block error continuously (S3). That is, when the CBN is 1 to 100, reduction is made by ΔSIRt×BLERt/(1−BLERt) (Here, the BLERt is ...

03/30/06 - 20060068831 - Predictive power control in a digital diversity receiver
A method (300) and an apparatus (202) for a digital diversity receiver having a first receiver branch (204) and a second receiver branch (206) for adjusting a receiver power control loop during a radio frame (100) of a known length are provide. The digital diversity receiver (202) receives a first ...

03/30/06 - 20060068830 - Signal configuration based transmitter adjustment in wireless communication devices
A method in a wireless communication transmitter including a baseband processor (310) that dynamically configures the transmitter for a particular signal configuration, and a headroom controller (350) for adjusting transmitter headroom based on the particular signal configuration. In one embodiment, the PA headroom is controlled based on a power metric, ...

03/30/06 - 20060068829 - Inhibiting system traffic from unregistered mobile stations
A method and system for reducing transmissions from unregistered mobile wireless devices including inhibiting administrative type transmissions from the mobile wireless device upon detection that the mobile wireless device is in a first transmission mode indicating that the mobile wireless device is deactivated or unregistered. Moreover, the administrative type transmission ...

03/30/06 - 20060068828 - Using power of a pilot channel to control output power from a transmitter
The present invention provides a method and an apparatus for using power of a pilot channel to control an output power from a transmitter, such as a base station transmitting spread spectrum signals. In one embodiment, a method for controlling an output power from a transmitter associated with a communication ...

03/30/06 - 20060068827 - Measuring power of a pilot channel of a transmit signal
The present invention provides a device for measuring a pilot channel output power of a transmitter, such as a base station transmitting spread spectrum signals. For example, the device may include a detector to deliver an analog signal or a digital number that is proportional to a code domain power ...

03/30/06 - 20060068826 - Method and apparatus for controlling transmission power in a wireless network
A technique of providing wireless network service utilizes an initial threshold to determine whether a signal received from a cellular device is of sufficient strength to warrant further processing. The technique may be implemented in a power controller of a base station, where the power controller includes an outer loop ...

03/30/06 - 20060068825 - Base station device and packet transmission power control method
Transmission destination determiner 301 selects communication terminals to be candidates to transmit a packet to from a packet transmission control signal, and determines a transmission destination apparatus based on CQI signals from the communication terminal apparatuses selected. Packet channel quality estimator estimates the quality of a received packet at the ...

03/23/06 - 20060063555 - Device, system and method of pre-defined power regulation scheme
Briefly, some embodiments of the invention may provide devices, systems and methods of pre-defined power-regulation scheme. For example, an apparatus in accordance with an embodiment of the invention may include a power management unit to receive a status signal corresponding to an operational status of said apparatus and, in response ...

03/23/06 - 20060063554 - Method and system to model tcp throughput, assess power control measures, and compensate for fading and path loss, for highly mobile broadband systems
A method and system for determining an optimal throughput of a communications channel in a highly mobile wireless environment, which includes selecting power control measures, determining a throughput of the communications channel for each of the selected power control measures using a throughput model of the communications channel and the ...

03/16/06 - 20060058055 - Mobile communication terminal and method of controlling signal-transmission power
A mobile communication terminal includes a de-spreader which de-spreads signals received from a base station, a RAKE-synthesizer which RAKE-synthesizes the de-spread signals, a SIR detector which measures a SIR of the received signals, a SIR comparator which compares a SIR of the received signals to a target SIR, a quality ...

03/16/06 - 20060058054 - Radio communication system, communition terminal device, base station device, and radio communication method
A radio communication system carrying out uplink scheduling so as to reduce interference at a base station apparatus even when there are communication terminal apparatuses in the process of soft handover. In this system, a separation section (110) of a communication terminal apparatus separates a result of demodulation of a ...

03/16/06 - 20060058053 - Method for logging in a mobile terminal at an access point of a local communication network, and access point and terminal for carrying out the method
The invention relates to a method for the initial login of an especially mobile terminal at an access point of a local communication network, whereby a first transmission power of a first radio transmitter/radio receiver of the access point is reduced after detection of the terminal, in such a way ...

03/02/06 - 20060046767 - Open-loop power control enhancement for blind rescue channel operation
A method and apparatus for determining an efficient and reliable power level for the MS's transmitter for reverse link communications during a rescue procedure to rescue dropped calls quickly and with a high success rate is disclosed. A mobile station's mean rescue transmission output power level is computed by first ...

03/02/06 - 20060046766 - Method and system for bidirectional communications and power transmission
A system for bidirectional data and power transmission are shown and described. In an embodiment, the system includes a network power controller that protects the network against over-current conditions by disconnecting system power when high current is detected at the power input. In an embodiment, power and data are transmitted ...

03/02/06 - 20060046765 - Base station, mobile station and control method therefor
An exemplary method for a communication network according to the present invention includes detecting movement of a mobile station, and modifying a control for the communication network based on the detection of the movement. In an exemplary embodiment, a transmit power control may be increased or decreased based the movement ...

03/02/06 - 20060046764 - Output power error absorbing circuit and multi-carrier transmitter having the same
A power correction value generating unit determines a power correction value for minimizing an error, from a reference output power value of a carrier multiplexed signal, generating due to peak power suppression under a carrier setting based on the carrier setting relating to either one or both of the number ...

03/02/06 - 20060046763 - Method and apparatus for dual mode power control
An apparatus and method for dual mode power control. A transmitter is capable of operating in a first mode of operation and a second mode of operation, the first mode of operation and the second mode of operation including a closed loop control mode and an open loop control mode, ...

02/23/06 - 20060040698 - Power control for a channel with multiple formats in a communication system
Techniques to more efficiently control the transmit power for a data transmission that uses a number of formats (e.g., rates, transport formats). Different formats for a given data channel (e.g., transport channel) may require different target SNIRs to achieved a particular BLER. In one aspect, individual target BLER may be ...

02/23/06 - 20060040697 - Transmission power control method, base station, mobile station, and mobile communication system
This invention is to prevent deterioration in communication quality of dosed loop transmission power control, which may occur when the change in transmission power cannot keep up with a sudden change in the state of a transmission path. Transmission power control command extractor 4 extracts a transmission power control command ...

02/23/06 - 20060040696 - Method and apparatus for transmission power control
The invention relates to a system for power control in a cellular communication system. The power control may be operated (201) in a first mode of operation wherein power control data are determined in response to a quality parameter, such as a desired signal to noise ratio. The method further ...

02/16/06 - 20060035661 - Communications system, communications apparatus, communications terminal and communications method
According to a communications method according to the present invention, data is transmitted from a base station to two or more terminals via a common channel, and transmission power, with which the data is transmitted from the base station to the two or more terminals, is controlled according to a ...

02/16/06 - 20060035660 - Power control in a wireless communication system
A method, system and apparatus for setting a transmit power control level in a wireless communication system. Aspects of both open loop and closed loop transmit power control schemes are used to determine a transmit power level. A method includes measuring a power level of a received signal, receiving a ...

02/09/06 - 20060030352 - Method and apparatus for controlling transmit power in a wireless communications device
Systems and techniques for wireless communications are disclosed. The systems and techniques include the generation of a signal, the setting of an average transmit power of the signal transmission as a function of a first threshold relating to out-of-band emissions, the clipping of the signal as a function of a ...

02/09/06 - 20060030351 - Leader-follower power control
In a satellite or other relayed communication system having a plurality of subscriber terminals that communicate through an elevated wireless relay (typically a satellite operating in bent pipe mode), a technique for subscriber terminal power control is provided whereby the power level is controlled via leader-follower operation relying on sharing ...

02/09/06 - 20060030350 - Method and apparatus for interacting with a communications system using radiated power adjusted according to an estimation of link-loss
Disclosed are a method and apparatus for interacting with a communications system. Interaction with the communications system occurs by identifying an access point. An estimate of link-loss from a mobile node to the access point is then determined. Also determined is an allowable power density limit proximate to the access ...

01/26/06 - 20060019695 - Method of communication and base station
There are provided a method of communication which can reliably transmit information from a base station to a wireless terminal in a system which can reduce power consumption by intermittent operation in which the wireless terminal repeats operating state and suspended state by power on and off and the base ...

01/26/06 - 20060019694 - Power control for a wireless communication system utilizing orthogonal multiplexing
Techniques for adjusting transmit power to mitigate both intra-sector interference to a serving base station and inter-sector interference to neighbor base stations are described. The amount of inter-sector interference that a terminal may cause may be roughly estimated based on the total interference observed by each neighbor base station, channel ...

01/26/06 - 20060019693 - Method for effecting wireless communication between radio stations and device for carrying out the method
The present invention is based on the fundamental idea that, in many applications, the intended communication partner differs, such as by his position or other features, which are easily influenced by the user, from all other potential and unintended communication partners (third parties) in such a manner that the transmission ...

01/19/06 - 20060014558 - Mobile communications system, method of controlling the transmission power in the system, and mobile station in the system
A mobile station is for use in a code-division multiple-access communications system. The mobile station includes: a detection unit for receiving a signal transmitted from a base station and including a transmission-power control signal and for detecting an error in a downlink for the signal received; an extraction unit for ...

01/19/06 - 20060014557 - Method and system for determining a power level for communication in a wireless network
A method for determining a power level for communication in a wireless network is provided. The method includes generating a probe message comprising a power level indicator. The power level indicator corresponds to a particular power level of transmission for the probe message. The probe message is operable to request ...

01/12/06 - 20060009250 - Apparatus and method for determining access power in a mobile communication system
An apparatus and method for determining access power in a mobile communication system. The system includes a base transceiver station (BTS) for generating and transmitting a message field including access parameter information and BTS load information within an area covered by the BTS, and the mobile terminal for determining transmission ...

01/05/06 - 20060003794 - Boosting a signal-to-interference ratio of a mobile station
In a cell of a cellular wireless communication system, the SIR of at least one user in a sector of the cell is altered by temporarily reducing transmissions on a forward link in at least one other sector of the cell or a sector in another cell in accordance with ...

01/05/06 - 20060003793 - Controlling multiple modems in a wireless terminal using dynamically varying modem transmit power limits
A mobile wireless terminal (MWT) includes multiple wireless modems. The multiple modems have their respective transmit outputs combined together to produce an aggregate transmit output. The multiple modems can concurrently transmit data in a reverse link direction and receive data in a forward link direction. The MWT is constrained to ...

01/05/06 - 20060003792 - Controlling multiple modems in a wireless terminal using energy-per-bit determinations
A mobile wireless terminal (MWT) includes multiple wireless modems. The multiple modems have their respective transmit outputs combined to produce an aggregate transmit output. The multiple modems can concurrently transmit data in a reverse link direction and receive data in a forward link direction. The MWT is constrained to operate ...

01/05/06 - 20060003791 - Apparatus and method for transmission power balance adjustment in a mobile cellular system
A transmission power control system can establish synchronization by matching adjustment start timings while repeating adjustment periods even when start timings of transmission power balance adjustment are different due to fluctuation of transmission delay of control message from the control station to base station, and can increase circuit capacity by ...

01/05/06 - 20060003790 - Method and system for avoiding power outages at the base station in cellular system using variable rate transmission
The present invention discloses a method and system for discarding the least amount of data in case a power outage is expected to occur in some timeslot during a future frame. The present invention discloses using Base Station (BS) information on the power transmitted during the last frame, along with ...

01/05/06 - 20060003789 - Transmission power control method and apparatus
Disclosed is a transmission power control method for controlling a target SIR which is a target ratio of signal to interference upon comparing error rate and target error rate of receive data on a receiving side, and causing transmission power control to be performed on a transmitting side in such ...

01/05/06 - 20060003788 - Communication system, communication terminal apparatus and wireless key apparatus
It is constituted such that a function limitation is to be applied to a communication terminal apparatus of a mobile telephone terminal or the like at a place far from wireless key by a constant distance and it is also constituted such that after the function limitation is applied once, ...

01/05/06 - 20060003787 - Method and apparatus for data transmission in a mobile telecommunication system supporting enhanced uplink service
A method and an apparatus for data transmission in a mobile telecommunication system supporting an enhanced uplink service are provided. A Transport Format Combination (TFC) selector determines TF information for data to be transmitted through a first data channel not supporting Hybrid Automatic Repeat reQuest (HARQ) and a second data ...

01/05/06 - 20060003786 - Mobile communication system, mobile terminal, transmit power control method in a mobile terminal, and program
A method of performing transmit power control is performed based on ISCP which a mobile terminal calculates from a downlink received signal. A transmission/reception unit of the mobile terminal transmits and receives a radio signal to/from a radio base station through an antenna. A transmission/reception control unit performs control relating ...

12/29/05 - 20050288053 - Transmission power control
At least two transceivers of the radio system communicate using a packet switched connection over a radio interface. The quality of at least one packet having failure in reception is estimated and the transmission power of a retransmission is controlled according to the quality of the at least one packet ...

12/29/05 - 20050288052 - Temperature compensation of transmit power of a wireless communication device
A method for temperature compensation of transmit power of a wireless communication device begins by measuring transmit power of the wireless communication device at a first temperature-based biasing condition to produce a first measured transmit power. The method continues by measuring transmit power of the wireless communication device at a ...

12/22/05 - 20050282574 - Power controlling method based on dwpts
A power-control method base on Downlink Piloting Time Slot (DwPTS) in a mobile communication system. While a terminal is being accessed randomly, the terminal determines the transmitting signal power at Uplink Piloting Time Slot (UpPTS) for open-loop power control by using broadcast information and the measured DwPTS power. While the ...

12/22/05 - 20050282573 - Method of conserving power in wireless local area network
A mobile terminal device searches a beacon signal sent from an access point through a wireless LAN, and obtains beacon frame information for certification and connection permission. The mobile terminal device then holds network information necessary for data communication with the access point, and measures a period of time between ...

12/22/05 - 20050282572 - Data transmission method, radio network controller and base station
The invention is related to a data transmission method in a telecommunication system. The method comprises determining the number of bit rate classes, setting bit rates for the bit rate classes, setting a maximum transmission power target, arranging resource requests into a queue, allocating resources according to the requests in ...

12/08/05 - 20050272460 - Apparatus and method for measurement of communication quality in cdma system
In order to perform synchronization detection with high speed, high precision and high reliability and to measure communication quality (propagation characteristics) at high precision and high efficiency, a mobile station (202) includes synchronization detecting portion (221) for detecting synchronization chip timing of channel to be measured, a synchronization chip timing ...

12/08/05 - 20050272459 - Referencing of downlink channels in wireless communication system
The present invention relates to a method for referencing a physical channel carrying point-to-multipoint service data in a wireless communication system. The present invention utilizes an identifier to reference specific physical channel configurations previously sent to a mobile terminal from a network. The identifier may reference an entry in a ...

12/08/05 - 20050272458 - Communication system, communication method and communication apparatus
When a base station and a plurality of terminal stations communicate with each other by radio, power control information for instructing electric power of a signal transmitted to the base station is multiplexed at the base station and transmission energy is adjusted such that total transmission energy of the multiplexed ...

12/08/05 - 20050272457 - Handling transmissions via a radio link
The invention relates to a method of handling in a first electronic device transmissions to a second electronic device via a radio link. The first device supports for a radio link a first power mode using a transmission power within a first power range and a second power mode using ...

12/08/05 - 20050272456 - Transmission power deciding apparatus and transmission power deciding method
In a multimedia broadcast/multicast service, in order to control the ratio of mobile stations capable of receiving information with high quality among mobile stations existing in a cell, a modulation section modulates a first layer code string and second layer code string heaving hierarchically different error rates into a symbol ...

11/24/05 - 20050261018 - Communication methods and communication apparatuses
A communication method comprises a transmitting a first signal while decreasing its output from a first communication apparatus to a second communication apparatus, receiving the response signal from the second communication apparatus, detecting the lower limit of the transmitted power output that can be received by the second communication apparatus ...

11/24/05 - 20050261017 - System, apparatus, computer program product and method for controlling terminal output power
Controlling the output power level of a dual transfer mode (DTM) capable terminal involves generating a network message. The network message may be a circuit-switched (CS) handover command and/or a point-to-point signaling message. A maximum output power level value is associated with the network message. The network message is transferred ...

11/17/05 - 20050255873 - Method and system for controlling transmission power of a downlink signaling channel based on enhanced uplink transmission failure statistics
A method and system for controlling the transmission power of at least one downlink (DL) enhanced uplink (EU) signaling channel such that enhanced dedicated channel (E-DCH) DL signaling is delivered efficiently and reliably. The system includes at least one wireless transmit/receive unit (WTRU), at least one Node-B and a radio ...

11/17/05 - 20050255872 - System, apparatus, computer program product and method for controlling terminal output power
A system, apparatus, computer program product, and method for controlling output power levels of over-the-air (OTA) transmission signals from a terminal operable on a network. At least one parameter used by the terminal in establishing its proper RF output power level is provided by the network in a channel assignment ...

11/10/05 - 20050250528 - System of wireless local area network based on transmit power control and method for controlling transmit power
A system of a wireless local area network (LAN) based on transmit power control comprises: an access point (AP) for broadcasting a beacon frame to an area that is outside a service coverage of a first transmit power by using a second transmit power higher than the first transmit power ...

11/10/05 - 20050250527 - Dynamic pilot power in a wireless communications system
A method is provided for controlling pilot power in a communications system. The method comprises determining a load associated with a cell in the communications system, and setting pilot power at a level associated with the determined load. In one exemplary embodiment, pilot power is set at a first low ...

11/10/05 - 20050250526 - Synchronization detection methods and apparatus
Methods and apparatus for determining when uplink synchronization has been achieved when entering or adding a link in soft handover to a new node in a communication system. Transmit power control (TPC) commands from the new link are not included in a TPC command combination until an uplink synchronization detector ...

11/03/05 - 20050245280 - Apparatus, and associated method, for facilitating closed-loop power control in a communication system utilizing a multiple transmit antenna configuration
Apparatus, and an associated method, for compensating for the effects of fading, or other distortion, in an MIMO communication system. Analysis is made at a receiving station, such as through channel estimation by a channel estimator, of communication conditions on different sub-channels, defined by different communication paths upon which data ...

11/03/05 - 20050245279 - Reverse link power control
The description describes examples for performing reverse link power control in a mobile network having a plurality of first modem devices that receive and transmit signals to wireless access terminals (ATs) and a second device in communication with the plurality of first devices. Execution is transitioned between a first and ...

11/03/05 - 20050245278 - Method and apparatus for forward link power control at non-serving radio sector transmitters
A method of allocating forward link transmit power with respect to a mobile station that actively is associated with a serving sector and one or more non-serving sectors of a wireless communication network comprises receiving channel quality information at the non-serving sectors as reported by the mobile station for the ...

10/27/05 - 20050239491 - Power control system using acknowledgments
A power control system for a wireless communications system adjusts the transmit power of a wireless transmitter in relation to a number of acknowledgments expected for radio transmissions over a wireless link. For example, a wireless unit monitors the number of acknowledgments it receives (or fails to receive) for radio ...

10/27/05 - 20050239490 - Radio communication terminal and transmission power control method
A cellular phone includes an inner loop portion and an outer loop portion both for conducting power control. The outer loop portion includes a timer counter. The timer counter transmits a timing signal to a communication quality comparing section when a set length of time elapses. The communication quality comparing ...

10/27/05 - 20050239489 - Method and system for closed loop power control in wireless systems
The present invention relates to a method and system for closed loop power control in a mobile communication system. Error is determined between a target signal-to-interference (SIR) and a received SIR. A power control scheme at a power controller of a base station determines a power change that is proportional ...

10/27/05 - 20050239488 - Multi-carrier communication method and multi-carrier communication method
A multi-carrier communication apparatus and a multi-carrier communication method, wherein in a radio communication that performs multi-antenna transmission, a transmission peak power is suppressed without inducing nonlinear distortion and without decreasing transmission efficiency. Based on control information outputted from an exchange pattern decision section (190), a data exchange section (120) ...

10/20/05 - 20050233761 - Dynamic radio link adaptation for interference in cellular systems
A method for implementing dynamic link adaptation in a cellular system by a user equipment (UE) having two coded composite transport channels (CCTrCHs) in an uplink time slot begins by estimating transmit power using a transport format combination (TFC) pair for the CCTrCHs. The total estimated transmit power for the ...

10/13/05 - 20050227723 - Method for rf output power control of a wireless communication device
The present invention discloses a method for RF output power control of a wireless communication device by switching the wireless communication device between different modes according to a state parameter corresponding to a received beacon. These modes include a normal power mode for outputting a normal RF output power and ...

09/29/05 - 20050215276 - Adjustment of target signal-to-interference in outer loop power control for wireless communication systems
A method system and components for outer loop power control which compensates for changing channel conditions. A target metric, preferably target signal-to-interference ratio (SIR), is adjusted with differing step up and step down levels to converge on a relatively low steady state level of step up and step down target ...

09/29/05 - 20050215275 - Low-power mode clock management for wireless communication devices
A power management scheme for a wireless communications device substantially implemented on a single CMOS integrated circuit is described. The present invention provides a method and apparatus for generating first and second clock signals for a wireless communication device, with the first and second clock signals corresponding first and second ...

09/29/05 - 20050215274 - Mac controlled sleep mode/wake-up mode with staged wake-up for power management
A power management scheme for a wireless communications device processor substantially implemented on a single CMOS integrated circuit is described. By incorporating controls for sleep and wake-up mode transitions in the processor's control logic, improved power savings with reduced latency is provided, obviating the need for hardware-focused solutions with elaborate ...

09/22/05 - 20050208961 - Method and apparatus for controlling transmit power of multiple channels in a cdma communication system
Techniques to support independent power control of multiple channels in CDMA systems (e.g., a W-CDMA system) that define a single power control feedback stream on the uplink, which is to be used for downlink power control. In one aspect, the single feedback stream is “time shared” among multiple channels requiring ...

09/22/05 - 20050208960 - Apparatus and a method for distributing a transmission power in a cellular communications network
A mobile terminal for use in a cellular communications network the terminal being adapted to: i) if the terminal transmits signals at a power below the maximum uplink transmission power, distributing the available uplink transmission power between different channels according to a first scheme; and ii) if the terminal transmits ...

09/15/05 - 20050202839 - Power sharing process in cellular network architecture
A power sharing process for base station to allocate un-utilized power from a 1× system to an EVDV system is shown. In this process, a power sharing module receives input signals that relate to predicted power allocation for the 1× system and current power allocations for the 1× system and ...

09/08/05 - 20050197151 - Target value control system for transmission power control and method thereof and base station and mobile communication terminal
In the mobile communication system, a total reception quality between a terminal and a base station is converged into a target quality, thereby suppressing a period in which the transmission power of a distant station becomes excessive. In a mobile communication terminal, when a target SIR for the transmission power ...

09/08/05 - 20050197150 - Method and apparatus for adaptive power control in a wireless voice and data communication system
A method and apparatus for adaptively controlling the power level of transmissions from a remote station by determining the velocity of the remote station. A general classification of the velocity of the remote station can be used to selectively implement a closed loop power control scheme. Power level parameters are ...

09/08/05 - 20050197149 - Method and apparatus for transmit power control during beam switching
A method and apparatus for transmit power control (TPC) while switching a beam among a plurality of beams in a wireless communication system. An antenna array generates a plurality of directional beams and preferably an omni-directional pattern and switches a beam among the plurality of beams preferably including the omni-directional ...

09/08/05 - 20050197148 - Wireless local area network radio resource management admission control
In a wireless local area network having an access point (AP) and at least one station, wherein data is prioritized by access categories, a method for admission control begins by calculating a transmission budget for each access category (AC) and a total transmission budget for all ACs requiring admission control. ...

09/08/05 - 20050197147 - Adaptive transmit power control in wireless devices
In a wireless network, transmit power levels may be interactively adjusted to dynamically maintain a desired level of network loading and/or data throughput in a changing network environment. ...

09/01/05 - 20050192043 - Communication terminal
The present invention detects an APC control abnormality during transmission power control to prevent circuitry from becoming faulty or damaged and eliminates the need for a pre-shipment process, for instance, for threshold value adjustment and storage into memory with a view toward productivity improvement and production cost reduction. Disclosed is ...

09/01/05 - 20050192042 - Apparatus and method for controlling reverse link interference among access terminals in wireless communications
In a wireless communication system, an apparatus and a method are provided for controlling reverse link interference among access terminals that are power controlled by a sector of a base station. In an embodiment, the maximum effective noise power spectral density is used as a parameter for controlling the level ...

08/25/05 - 20050186983 - Base station apparatus, and method for controlling transmission power for retransmitted packets
When an H-ARQ is used for downlink high-speed packet transmission, appropriate transmit power control is performed on a retransmission packet for effective use of transmit power resources and reduced interference in a radio communication system, and the transmit power of the retransmission packets (transmission #2, transmission #3) is controlled to ...

08/25/05 - 20050186982 - Packet communication system, packet communication method, base station, mobile station, controller and packet communication program
The present invention improves a system capacity and satisfaction rate with a quality of service in packet communications performed through a radio link established between a transmitting station and a receiving station by dynamically limiting transmission power of packets in the transmitting station and keeping an increase of an interference ...

08/25/05 - 20050186981 - Outer loop transmission power control method and radio communication device
In a wireless communication system in which A-DPCH (Associated-Dedicated Physical CHannel) and HS-DPCCH (High Speed-Dedicated Physical Control CHannel) exist, for the purpose of performing an appropriate outer loop transmission power control for HS-DPCCH even during an A-DPCH DTX (Discontinuous Transmission) period, transmission data monitoring section 12 monitors whether a bit ...

08/18/05 - 20050181817 - Method and apparatus for performing fast power control in a mobile communication system
A method and apparatus for controlling transmission power levels in a mobile communication system. The method provides for a closed-loop power control method. A mobile station provides information on the quality of the signal received from the base station, and the base station responds by adjusting the power allocated to ...

08/18/05 - 20050181816 - Apparatus and method for transmitting control information in a mobile communication system
An apparatus and method for transmitting a control signal using a symbol or bit pattern of an existing pilot channel, instead of using the time multiplexing method in the separate code channel or the existing physical channel, and reducing an error rate while a reception side detects the control signal ...

08/11/05 - 20050176457 - Transmission power control apparatus and radio base station
The present invention relates to a transmission power control apparatus and a radio base station that properly maintain a target value of uplink transmission quality as a reference for transmission power control. An object of the present invention is to accurately maintain a target value at a proper value at ...

08/11/05 - 20050176456 - Systems and methods for performing outer loop power control in wireless communication systems
Systems and methods for controlling the power level for a mobile station during periods when no data is being transmitted by the mobile station. In one embodiment, data is intermittently transmitted from a mobile station to a base station on a reverse-link traffic channel. When data is being transmitted on ...

08/11/05 - 20050176455 - Power control in ad-hoc wireless networks
Systems and techniques are disclosed relating to wireless communications. The systems and techniques involve wireless communications wherein a module or communications device is configured to enable a closed-loop power control in response to a detecting a wide-band interferer and disable the closed-loop power control in response to not detecting interferer. ...

07/28/05 - 20050164730 - Method and apparatus for power control a communication
In a communication system (100), a method and apparatus provide for efficient power control between base station (101) and mobile stations (102-104). A controller is configured for determining duty cycle of a communication channel, and for controlling power level of the communication channel based on the determined duty cycle. The ...

07/28/05 - 20050164729 - Method for providing seamless mobility to a mobile node in an optimized fashion
A method for providing seamless mobility to a first device (102) in a system (100) comprising at least the first device, a second device (104/106) and a routing infrastructure (108) is disclosed herein. The routing infrastructure comprises a plurality of routers used to communicate information between the first device and ...

07/21/05 - 20050159178 - Method for improving the performances of a mobile radiocommunication system using a power control algorithm
a step of determining a cumulative power variation (Δsum(k)) to be used by said step of deciding, said step of determining including taking into account, further to power adjustments due to said inner-loop power control algorithm, at least one other factor that may affect said cumulative power variation. ...

07/21/05 - 20050159177 - Control of transmit power of a radio frequency integrated circuit
A method for controlling transmit power of a radio frequency integrated circuit begins by sampling a continuous transmit signal strength indication (TSSI) for a predetermined number of sampling cycles to produce a plurality of TSSI samples. The process then proceeds to determine a normalized TSSI from the plurality of TSSI ...

07/21/05 - 20050159176 - Transmission power control method, tpc command transmission method, and radio communication device
In a radio communication system where A-DPCH (Associated-Dedicated Physical Channel) to which soft hand-over is applied and HS-DPCCH (High Speed-Dedicated Physical Control Channel) to which hard hand-over is applied are mixed, in order to perform appropriate transmission power control of the HS-DPCCH, an HO judging section 11 judges whether the ...

07/14/05 - 20050153726 - Transmission power correcting method, mobile communications system and mobile station
A mobile station in a mobile communications system directs a base station to raise a transmission power using identification data, when a reception quality measured by the mobile station is lower than a desired reception quality. The mobile station also directs the base station to lower the transmission power using ...

07/07/05 - 20050148357 - Radio network relocation
There is disclosed a method for serving radio network subsystem relocation from a first radio network controller to a second radio network controller for an established call to a user equipment, comprising transmitting a transmission power control combination index of a radio link established between the user equipment and the ...

06/30/05 - 20050143121 - Method and apparatus for adaptive open-loop power control in mobile communication system using tdd
Disclosed is an apparatus for determining transmit power of an uplink frame transmitted from a subscriber station to a base station and transmitting data in a mobile communication system in which a downlink frame, transmitted from the base station to the subscriber station, and the uplink frame are time division-duplexed ...

06/30/05 - 20050143120 - Method, access point and wtru for controlling transmission power levels of uplink/downlink communication in a wireless communication system
Transmission power levels of uplink/downlink communication is controlled in a wireless communication system. A receiving station produces and provides to a transmitting station power control information based upon received signals from the transmitting station. A measured block error rate (BLERmsr) is obtained from the number of erroneous blocks in a ...

06/30/05 - 20050143119 - Method and apparatus for providing individual power control information in a wireless local area network/wireless wide area network (wlan/wwan)
Method and apparatus employed by wireless network components such as access points (APs) for controlling transmitting power level of individual wireless transmitter/receiver units (WTRUs) by establishing a power transmit level based on prior transmit and receiving transmission and reception statistics such as signal to noise ratio (SNR), bit error rate ...

06/30/05 - 20050143118 - Method and system for determining uplink/downlink path-loss difference
Methods and apparatus are described for estimating a path-loss difference between uplink and downlink communications at a first node communicating with a second node in a communication system. A quantity of access request preambles transmitted by the first node to the second node before an acknowledgement from the second node ...

06/30/05 - 20050143117 - Signal-to-interference ratio estimation for cdma
Calculating of signal-to-interference ratio (SIR) of a mobile device in a wireless communication system. A communication signal transmitted by the mobile device is non-coherently processed. Interference power of the communication signal is estimated and then scaled, and the scaled estimated interference power is subtracted from the processed communication signal to ...

06/30/05 - 20050143116 - Power control for multiple transport channels in a wireless communication system
Techniques are provided to control the transmit power for data transmission on multiple transport channels having different signal quality (SIR) targets. A single SIR target is maintained for all transport channels, and this SIR target is adjusted based only on active transport channels. For each update interval, a data processor ...

06/30/05 - 20050143115 - Method and apparatus for automatic transmit power variation in a wireless communication system
A method and apparatus are disclosed for automatic transmit power variation in a wireless communication system. A wireless communication device according to the present invention includes a dynamic transmit power controller that adapts a transmit power level based on a transmission rate of the data. One aspect of the dynamic ...

06/30/05 - 20050143114 - Communication system using arq
A communication system comprises a downlink data channel for the transmission of data packets from a primary station to a secondary station and two uplink control channels, a first channel for transmission of status signals to indicate the status of received data packets and a second channel for transmission of ...

06/30/05 - 20050143113 - Method for transmitting power control bits and detecting power control rate
Method for transmitting a power control bit and for detecting a power control rate, in which a transmission pattern of power control bits is varied with a power control rate, for making blind detection of the power control rate varied from time to time possible, wherein, when change of the ...

06/30/05 - 20050143112 - Power control in mobile radio communications systems
A power control unit (500) for a power control system in a mobile communication system, the power control unit (500) comprising an inner power control loop element (503, 507), which generates a transmit power control command (504), and an outer power control loop element (516) connected to the inner power ...

06/23/05 - 20050136965 - Estimating base station power in a cdma radio communications network
The total powers transmitted and received by a given base station in a CDMA network, as a function of the sum of powers of channels dedicated to mobile terminals having active links with the given base station, are estimated by assuming the total powers transmitted by and received from the ...

06/23/05 - 20050136964 - Intelligent remote device
An intelligent remote device equipped with a security token operatively coupled thereto is processing communications with a security token enabled computer system over a wireless private network. The intelligent remote device is adapted to emulate a local security device peripheral connected to the computer system. Multiple computer systems may be ...

06/23/05 - 20050136963 - Method and apparatus for optimal multiple beam transmit weightings for beam to beam handoff in a switched beam system
A method, apparatus and system are provided for use in better optimizing switched beam, wireless communications. In some embodiments, a method is provided that receives a communication over a first wireless reverse link beam, selects a type of beam weighting control, determines a rule according to the type of beam ...

06/23/05 - 20050136962 - Component and composite signal level controller
An apparatus in a subscriber television system receives a composite signal having a plurality of component signals carried therein. The apparatus receives user input and selectively controls the power levels of the component signals in the composite signal while selectively controlling the power level of the composite signal. The apparatus ...

06/23/05 - 20050136961 - Power control method
A method for downlink power control in wireless communication systems is provided. In response to a transmitter power change request from a mobile terminal (110) over a wireless connection, a power control parameter is determined at network level based on connection-specific information indicating the degree of priority of the connection ...

06/23/05 - 20050136960 - Power control method
Methods for downlink power control in wireless communication systems are provided. In response to a transmitter power change request from a mobile terminal (110) over a wireless connection, a base station (122) determines a power control parameter based on its current total transmitter power PDL. The power control parameter preferably ...

06/23/05 - 20050136959 - Power control in mobile communication systems
In a radio communication system in a mobile to mobile call with one good (AMR102) and bad (AMR515) radio link, the good radio (AMR102) link is forced by the poor (AMR515) link to use a more robust AMR coded mode (AMR515) and thereby using excessive power (232). A capacity loss ...

06/16/05 - 20050130694 - Power control for partial channel-state information (csi) multiple-input, multiple-output (mimo) systems
Techniques for controlling the transmit power for a number of data streams in a wireless multi-channel (e.g., MIMO) communication system. In one method, a number of received symbol streams are initially processed in accordance with a particular (e.g., CCMI, CCMI-SC, MMSE, or MMSE-SC) receiver processing technique to provide a number ...

06/16/05 - 20050130693 - Uplink power control
Uplink power control is provided to maintain the integrity of the uplink HS-DPCCH when the UE goes into SHO. The target pilot SNR threshold is controlled by considering the pilot signal strength of the serving Node-B and/or the uplink channel condition of the serving Node-B when deciding to increase or ...

06/16/05 - 20050130692 - Radio channel control method and receiving apparatus
According to the present invention, in response to a propagation environment of a radio channel, based on transmission power control information for controlling transmission power of the radio channel, a receiving apparatus generates information concerning a transmission parameter; notifies the information concerning a transmission parameter to a transmitting apparatus; the ...

06/16/05 - 20050130691 - Method and apparatus for coherently combining power control commands to initialize communication
A power control system for use in facilitating transition to an active state suitable for use in a wireless communication system. In one aspect, the system includes a first transceiver, such as a BTS, having the ability to initiate transmission of a power control function. The transceiver comprises a generator ...

06/16/05 - 20050130690 - Transmission power control method and transmission power control device
In transmission power control in a CDMA mobile communication system which controls the uplink transmission power of a mobile station so as to obtain a target SIR, and also controls the target SIR based on the quality of the transmission path, when one mobile station transmits and receives the same ...

06/16/05 - 20050130689 - Transmission power control apparatus, mobile communication system, and power control method
In a mobile communication system 100 of the third generation CDMA type. A base station control apparatus 1 controls a transmission power of an opponent communication apparatus by means of measuring a FER within a predetermined segment, averaging plural pieces of quality information per frame, producing a translation table 40c ...

06/16/05 - 20050130688 - Method of controlling base station transmitting power during soft handoff
The method is for sending power control commands in a CDMA cellular radio system from a mobile station to a plurality of base stations with which the mobile station is in soft handoff. The mobile station receiving a signal from each of said base stations determines a power control command ...

06/16/05 - 20050130687 - Dynamic noise floors in a wireless device
A wireless device configured to support a wireless networking protocol may utilize signal processing techniques that can mitigate the effects of jammer signals. For example, when a measured power associated with a digital sample of a received wireless signal is greater than a threshold, the wireless device may determine if ...

06/09/05 - 20050124373 - Wireless communication method and apparatus for controlling the transmission power of downlink and uplink coded composite transport channels based on discontinuous transmission state values
A wireless communication method and apparatus for controlling the power of signals transmitted by downlink (DL) and/or uplink (UL) coded composite transport channels (CCTrCHs). A base station transmits signals to a wireless transmit/receive unit (WTRU) via at least one DL CCTrCH, and/or the WTRU transmits signals to the base station ...

06/09/05 - 20050124372 - Apparatus, system, and method for managing reverse link communication
In accordance with an exemplary embodiment of the invention, an apparatus, system, and method efficiently manage reverse link resources by allowing a mobile station to select between transmitting a payload a standard power level and transmitting a smaller payload at a boosted power level. The mobile station, therefore, can autonomously ...

06/09/05 - 20050124371 - Recovering the reverse link in a cellular mobile communication system
Operation commences with the cellular network infrastructure setting up a forward link and a reverse link with a cellular mobile station. The cellular network infrastructure transmits signals to the cellular mobile station on the forward link and receives signals from the cellular mobile station on the reverse link. The cellular ...

06/09/05 - 20050124370 - Scheduling communications in a wireless network
Systems and techniques are disclosed relating to wireless communications. The systems and techniques involve wireless communications wherein a module or communications device is configured to select a plurality of terminal pairs each having a transmitting terminal and a corresponding receiving terminal, determine a target quality parameter for each of the ...

06/09/05 - 20050124369 - Overload detection in a wireless communication system
A method and apparatus for overload detection and control is disclosed. A base station may be in communication with one or more subscriber stations. Overload may be detected as a function of a plurality of parameters, each of which places a load on the base station. Both the type and ...

06/09/05 - 20050124368 - Method distinguishing line of sight (los) from non-line of sight (nlos) in cdma mobile communication system
The invention discloses a method that identifies whether a channel is LOS or NLOS in a mobile communication system. After coherent accumulation and non-coherent accumulation have been made by the system, first the method takes power difference between the direct path and the non-direct path in a same power delay ...

06/02/05 - 20050119022 - Fm radio device and transmission power control method
A transmission power control method includes a step (a) of receiving by a receiver a radio wave signal, a step (b) of judging whether a first identification signal is included in the received radio wave signal, a step (c) of detecting a reception electric field intensity of the radio wave ...

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