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Multiplex Communications > Duplex > Communication Over Free Space > Time Division

Time Division

Time Division patent applications listed include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.

10/30/14 - 20140321337 - Method for transmitting uplink control channel by terminal in wireless communication system
A method for transmitting an uplink control channel by a terminal in a wireless communication system that supports a plurality of serving cells for the terminal, comprises a step of receiving information on a plurality of serving cells include a P-cell and at least one S-cell constructed for the terminal...

10/30/14 - 20140321338 - Method and apparatus for applying pusch/phich scheduling timing in inter-band tdd transmission schemes
The present invention relates to a method and apparatus for applying PUSCH/PHICH scheduling timing in inter-band TDD transmission schemes. According to an embodiment of the present invention, the method for applying PUSCH/PHICH scheduling timing in inter-band TDD transmission schemes by a base station for controlling two or more different TDD...

10/23/14 - 20140313948 - Frame structure and signaling arrangement for interference aware scheduling
Frame structures and signaling arrangements for interference aware scheduling may be applicable to a local area radio system to complement existing wide area cellular systems, like GSM/UMTS/HSPA/LTE. In certain embodiments a method is provided including preparing a frame for transmission in a wireless communication system. The method can also include...

10/23/14 - 20140313949 - Signaling and procedure design for cellular cluster contending on license-exempt bands
The specification and drawings present a new method, apparatus and software related product (e.g., computer readable memory) for implementing a device-to-device communication of cellular, e.g., LTE, wireless devices on a shared band (e.g., ISM 2.4 GHz band), including the signaling and procedure design for contending or coordinating with the already...

10/23/14 - 20140313950 - Method for transmitting control information and apparatus therefor
A method and device for transmitting uplink control information in a wireless communication system supporting carrier aggregation and operating in TDD are discussed. The method includes transmitting hybrid automatic repeat request acknowledgements (HARQ-ACKs) feedback bits o(0),o(1),o(2),o(3) on a physical uplink shared channel (PUSCH), wherein the HARQ-ACKs feedback bits corresponds to...

10/16/14 - 20140307594 - Dual-tier wireless communication system
Systems and methods for communicating data over a dual-tier wireless communication system are provided. A dual-tier wireless communication system comprises an upper tier cell-free large-scale antenna system including a plurality of service-antennas distributed in a designated coverage area for providing wireless access service to mobile terminals, and a lower tier...

10/16/14 - 20140307595 - Methods and apparatus for employing multiple subframe configurations for harq operations
Certain aspects of the present disclosure relate to methods and apparatus for employing multiple subframe configurations. A UE may identify a first reference subframe configuration (RSC) to use as a reference for hybrid automatic repeat request (HARQ) operations for transmissions on an uplink, and a second RSC to use as...

10/16/14 - 20140307596 - Harq/ack codebook size determination
Embodiments of the present disclosure describe devices, methods, computer-readable media and systems configurations for determining a hybrid automatic repeat request (HARQ)-acknowledgment (ACK) codebook in wireless communication networks....

10/16/14 - 20140307597 - Method and apparatus for controlling transceiving of physical channels in time division duplex communication system
Disclosed are a method and an apparatus for controlling the transceiving of physical channels in a time division duplex (TDD) communication system. The method comprises: a step of determining whether a point of time of HARQ ACK/NACK transmission in component carrier #1 and a point of time of the transmission...

10/16/14 - 20140307598 - Communication control device, communication control method, terminal device, program, and communication control system
Provided is a communication control device that controls radio communication conducted by a terminal device according to a time-division duplex (TDD) scheme on a radio communication network, the communication control device including a configuration section that configures, for each frame that includes a plurality of subframes, a link direction configuration...

10/09/14 - 20140301255 - Systems and methods for configuration signaling
A User Equipment (UE) for receiving time-division duplexing (TDD) uplink/downlink (UL/DL) configurations is described. The UE includes a processor and instructions stored in memory that is in electronic communication with the processor. The UE receives a first TDD UL/DL configuration for a cell and secondary configuration information that includes at...

10/09/14 - 20140301256 - Uplink power control enhancement for dynamic time division duplex uplink-downlink reconfiguration
Systems, methods, apparatuses, and computer program products for power control enhancement are provided. One method includes retrieving, by an eNB, subframe type information in connection with uplink (UL)/downlink (DL) configuration. The method then includes simultaneously indicating, using physical layer signaling, at least one of the subframe type information and/or corresponding...

10/02/14 - 20140293842 - Harq timing design for a tdd system
Disclosed are methods and apparatuses related to receiving one or more indications of time division duplex (TDD) uplink/downlink (UL/DL) configurations for two consecutive radio frames. Based on the indications of the TDD UL/DL configurations, a reference TDD UL/DL configuration may be identified for one or more Hybrid Automatic Repeat reQuest...

10/02/14 - 20140293843 - Downlink signaling for adaptation of an uplink-downlink configuration in tdd communication systems
An apparatus includes a User Equipment (UE) having a receiver and a decoder. The receiver is configured to receive, from an eNodeB (eNB), a signal indicating a configuration of a period to receive one or more Physical Downlink Control CHannels (PDCCHs) in respective one or more Transmission Time Intervals (TTIs)....

10/02/14 - 20140293844 - Dynamic tdd configuration method and a base station using the same
Accordingly, the present disclosure is directed to a dynamic time division duplex (TDD) configuration method and a base station using the same method. According to one of the exemplary embodiments, the present disclosure is directed to A dynamic TDD configuration method, applicable to a base station, and the method includes...

10/02/14 - 20140293845 - Scheduling apparatus and method for a tdd communication system
The present invention relates to a scheduling apparatus (100) and a method for a cellular Time-Division Duplex (TDD) radio communication system (180). The apparatus comprises a storage unit configured for holding a database comprising topographical information concerning a geographical area covered by the communication system. The apparatus also comprises a...

10/02/14 - 20140293846 - User equipment and base station using dynamic tdd configuration mechanism
The present disclosure is directed to a user equipment and a base station which use a dynamic time division duplex (TDD) configuration mechanism. The present disclosure proposes implementing the dynamic TDD mechanism by imposing a restriction to the dynamic TDD configurations to adhere to a set of allowable dynamic TDD...

09/25/14 - 20140286205 - Duplexing in long term evolution (lte) cellular networks
A duplexing method is provided that combines aspects of Frequency Division Duplex (FDD) and Time Division Duplex (TDD) methods in a network, such as a Long Term Evolution (LTE) network. The duplexing method may be implemented on an existing FDD network by replacing the FDD uplink (UL)-only radio frame with...

09/25/14 - 20140286206 - Tdm-based resource partition between two radio base stations
The present disclosure discloses a method of Time Division Multiplexing (TDM)-based resource partition between two radio base stations (RBSs) with which a User Equipment (UE) is to perform dual connectivity and an associated radio network node. The method comprises the step of forming at least two non-overlapping Uplink (UL) subframe...

09/25/14 - 20140286207 - Apparatus and method of performing channel estimation in a wireless communication system
A method and apparatus of performing channel estimation in a wireless communication system are provided. The method includes determining a channel response value of a midamble sequence included in a downlink slot, detecting a first channel response value of a window allocated to a user and a second channel response...

09/25/14 - 20140286208 - Generation of harq-ack information and power control of harq-ack signals in tdd systems with downlink of carrier aggregation
Methods and apparatus are provided for a User Equipment (UE) configured to have multiple cells in a DownLink (DL) of a Time Division Duplex (TDD) communication system so as to determine a power of an acknowledgement signal that the UE transmits in a control channel and to determine a number...

09/25/14 - 20140286209 - Allocating resources for shared and non-shared downlink wireless resources
Sending information to user equipment (UE) indicating which time slots are not for use by a downlink shared channel is provided. Downlink shared channel resources in shared channel time slots are allocated for UEs. The UEs are subsequently sent downlink shared channel data in the shared channel time slots and...

09/18/14 - 20140269450 - Systems and methods for timeslot assignment in a wireless network
A mobile station in a communications system includes hardware and software stored on a tangible computer readable medium that, during operation, cause the mobile station to receive a timeslot assignment from a wireless network and operate based on the received timeslot assignment. The timeslot assignment may be based on whether...

09/18/14 - 20140269451 - Transmission of sounding reference signals for adaptively configured tdd communication systems
Methods and apparatus of a base station or a User Equipment (UE) in communication with each other are provided. The UE is configured by the base station for operation with an adapted Time Division Duplex (TDD) UpLink-DownLink (UL-DL) configuration. A process enabling transmission of a Sounding Reference Signal (SRS) from...

09/18/14 - 20140269452 - Transmission of acknowledgement information in adaptively configured tdd communication systems
Methods and apparatus of a base station or a User Equipment (UE) in communication with each other are provided. The UE is configured by the base station for operation with an adapted Time Division Duplex (TDD) UpLink-DownLink (UL-DL) configuration. A process enabling transmission of acknowledgement information from the UE for...

09/18/14 - 20140269453 - Computing and transmitting channel state information in adaptively configured tdd communication systems
Methods and apparatus of a base station or a User Equipment (UE) in communication with each other are provided. The UE is configured by the base station for operation with an adapted Time Division Duplex (TDD) UpLink-DownLink (UL-DL) configuration. A process enabling transmission of Channel State Information (CSI) from the...

09/18/14 - 20140269454 - Uplink power control in adaptively configured tdd communication systems
Methods and apparatus of a base station or a User Equipment (UE) in communication with each other are provided. The UE is configured by the base station for operation with an adapted Time Division Duplex (TDD) UpLink-DownLink (UL-DL) configuration. A process enabling UL power control for transmissions of various channels...

09/18/14 - 20140269455 - Method for wireless communication based on relay and apparatus for the same
Methods for wireless communications based on relay and apparatuses for the same are disclosed. The method for a terminal to transmit signals comprises receiving scheduling information from a base station connected to the terminal; generating uplink data based on the scheduling information; performing punctuation on a data symbol positioned in...

09/18/14 - 20140269456 - Method, an apparatus and a computer program product for flexible tdd configuration
The invention relates to the radio interface between an apparatus for wireless communication and a network element, comprising flexible uplink/downlink configuration for time division duplex. The method comprises detecting a parameter indicating interference in a subframe of a time division duplex configuration; assigning a priority Physical Resource Block set for...

09/18/14 - 20140269457 - Method and apparatus for handling the tdd tail problem for an abs pattern
An interference problem for UE retransmissions at the end of a Sequence Frame Number pattern, in a system wherein a macro base station (12) employs Almost Blank Subframes (ABS) to avoid interference with a micro base station (16), is avoided by first recognizing that an ABS pattern will reset at...

09/18/14 - 20140269458 - Device and method for transmitting tdd downlink data in an lte system
A device for transmitting TDD downlink data in an LTE system includes: a data buffer sequentially loading IP data irregularly delivered from a layer 3 processing unit; a transmission control unit providing instructions for the creation of an ordinary downlink sub-frame PDU queue and a special sub-frame PDU queue at...

09/11/14 - 20140254438 - Method and apparatus for resource management, low-bandwidth user equipment, and user equipment
A method and an apparatus for resource management, and a low-bandwidth user equipment. The method for resource management includes: determining, according to a system downlink transmission bandwidth or according to a system downlink transmission bandwidth and a maximum downlink transmission bandwidth of a low-bandwidth user equipment, a downlink transmission resource...

09/11/14 - 20140254439 - Method and apparatus using modified subframes
The herein disclosed apparatus, systems, and methods use Almost Blank Subframes (ABS) to manage interference between D2D and WAN transmissions. In particular, an eNodeB is disclosed comprising a controller module operable to obtain an indicator of a need for a quiescent subframe, and to select responsively thereto a subframe of...

09/04/14 - 20140247758 - Method for configuring transmission resource, related device, and communication system
Embodiments of the present disclosure related to a method for configuring a transmission resource, a related device, and a communication system. The method for configuring a transmission resource includes: notifying, by an access device, a user equipment of an uplink-downlink configuration change period, where the uplink-downlink configuration change period is...

08/28/14 - 20140241219 - Method and apparatus for coexistence of peer to peer communication with lte wwan communication on downlink
A method, an apparatus, and a computer program product for wireless communication are provided. A UE for wireless communication determines resource elements, within at least one resource block in a downlink subframe, that carry reference signals from a base station. The UE maps at least one of data or control...

08/28/14 - 20140241220 - Method and apparatus for transmitting control channel depending on ue capability in intra-cell carrier aggregation system
A method and an apparatus for transmitting a control channel when cells have different duplex structures in an intra-cell carrier aggregation system are provided. The method of transmitting and/or receiving a control channel by an evolved Node B (eNB) in a wireless communication system includes receiving capability information of a...

08/28/14 - 20140241221 - Method for channel assignments in wireless systems
A wireless transmit/receive unit (WTRU) includes circuitry configured to receive first information from a wireless network, the first information indicating a first pattern of time intervals in which the WTRU is to monitor a plurality of control channels; not monitor the plurality of control channels in time intervals outside the...

08/28/14 - 20140241222 - Method and apparatus for transmitting control information in a wireless communication system
The present invention relates to a wireless communication system. More particularly, the present invention relates to a method in which a terminal performs communication in a TDD-based wireless communication system having a plurality of CCs aggregated therein, the method comprising: a step of performing an uplink transmission or a downlink...

08/28/14 - 20140241223 - Radio communication system, radio base station apparatus, user terminal, and radio communication method
According to the present invention, even when the ratio between uplink subframes and downlink subframes is changed in each component carrier in TDD carrier aggregation, it is still possible to prevent a decrease in capacity. With the radio communication method according to the present invention, a radio base station apparatus...

08/21/14 - 20140233437 - Frame structure for filter bank multi-carrier (fbmc) waveforms
A unified frame structure for filter bank multi-carrier (FBMC) and orthogonal frequency division multiplexed (OFDM) waveforms may allow FBMC and OFDM frames to be communicated over a common channel without significant inter-frame gaps. The unified frame structure may set an FBMC frame duration to an integer multiple of an OFDM...

08/21/14 - 20140233438 - Electronic device, method and computer-readable medium
An electronic device, a method, and a computer-readable medium. The electronic device includes a circuitry configured to receive a radio communication signal for another device, configured to determine, based on the radio communication signal, one or more features that can reflect the difference between an uplink transmission mode and a...

08/21/14 - 20140233439 - Downlink-uplink configuration determination
Uplink and downlink traffic for a plurality of user equipments UEs in a cell is differentially weighted according to traffic type, and that weighted traffic total is used to select one uplink-downlink configuration for a radio frame from among A>1 possible uplink-downlink configurations. The weighting may use a priority factor...

08/14/14 - 20140226541 - Design for small cell demodulation reference signal and initial synchronization
Described herein is a system with a first network element and a second network element. The first network element contains a processor configured to synchronize with the second network element; and maintain synchronization with the second network element. The first network element is a small cell eNB and the second...

08/14/14 - 20140226542 - User equipment initiated discontinuous operation in a wireless communications network
An apparatus and method for initiating discontinuous reception (DRX) operation in a user equipment (UE) are disclosed herein. Applications running on the UE are monitored by the UE to identify one or more inactivity trigger events associated with the application(s). The UE includes an application-radio cross layer to process the...

08/14/14 - 20140226543 - Apparatus and method for transmitting ack/nack in tdd system
The present invention provides a method and apparatus for transmitting an ACK/NACK in a TDD system. A component carrier (CC) configuration for a user equipment (UE) and a transmission mode of each CC are received. An ACK/NACK feedback mode is selected based on an overhead status for feedback in an...

08/07/14 - 20140219142 - Agile duplexing wireless radio devices
Radio devices having separate transmission and reception reflectors for transmitting and receiving wireless signals that detect interference in a transmission channel and may be automatically or manually switch duplexing schemes when reflections, radar or other interference is detected. These devices typically include both a transmission antenna reflector and a receiving...

08/07/14 - 20140219143 - Selection of acknowledgment timing in wireless communications
Disclosed is a method including communicating, by a mobile device, with a base station via first and second component carriers having different frequency bands and time division duplexing (TDD) configurations. The method may include receiving one or more downlink transmissions via the second component carrier. The method may include selecting...

08/07/14 - 20140219144 - Method and aparatus for controlling performance in a radio node
Controlling performance in a Time Division Duplex (TDD) radio node is provided. The TDD radio node having multiple parallel branches and antennas for radio transmission of signals propagating through a transmit chain in each of the branches before emission from the antennas. A signal generator generates a signal that propagates...

07/31/14 - 20140211670 - Wireless network synchronization
Provided are various implementations of a wireless network synchronization solution. In one implementation, such a solution includes a mobile communication device including a receiver for use with the wireless network. The receiver is configured to receive a downlink communication from the wireless network, to detect a primary synchronization signal (PSS)...

07/31/14 - 20140211671 - Method and apparatus for transmitting control channel in intra-cell carrier aggregation system
The present disclosure relates to a method and an apparatus for transmitting a control channel in an intra-cell carrier aggregation system. The method includes establishing a connection with a base station through a Primary cell (Pcell) of a Time Division Duplex (TDD) scheme and a Secondary cell (Scell) of a...

07/31/14 - 20140211672 - Method, system, access point and computer program product for enhancing the usable bandwidth between of a telecommunications network and a user equipment
A method for enhancing usable bandwidth between an access point of a radio access network of a telecommunications network and a User Equipment of a subscriber of the telecommunications network, in which the User Equipment and the access point are configured to mutually communicate based on a standardized mobile communication...