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Pulse Or Digital Communications > Receivers

Receivers

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

11/20/14 - 20140341322 - Radio frequency digital to analog converter
A RF digital to analog converter has a first capacitor arrangement, a first common node, and a first controller. The first capacitor arrangement has multiple switchable capacitor paths arranged in parallel. Respective switchable capacitor paths have a switchable element and a capacitor coupled in series. The first common node is...

11/13/14 - 20140334573 - Digital radios
wherein the second section is arranged such that the phase accumulator output signal is modified by a phase offset signal prior to being supplied to one of the first and second coordinate rotation digital computers....

10/09/14 - 20140301504 - Methods and systems for reducing complexity of mimo decoder
Method and system for decomposing a complex channel matrix at MIMO receiver is disclosed. The method comprises determining a real channel matrix from the complex channel matrix, wherein the number of rows and columns of the real channel matrix depends on a number of transmitting chains and a number of...

09/18/14 - 20140269994 - Systems and methods for antenna management using per-packet channel information
A wireless device that operates in accordance with the IEEE 802.11 standard receives the preamble of a packet with the highest number of receive chains enabled, thereby obtaining the highest gain, detection sensitivity and range. The wireless device determines a signal-to-noise ratio (SNR) in response to two different short training...

09/18/14 - 20140269995 - Method and apparatus for switching between low-power, single-chain listen and multiple-chain demodulation
A single receive chain of a MIMO receiver is activated during a low power listen mode. Upon detecting a legacy short training field (L-STF) in a received packet, the single receive chain performs a first frequency estimation, and activates one or more additional receive chains of the MIMO receiver. The...

09/18/14 - 20140269996 - Multi-current harmonized paths for low power local interconnect network (lin) receiver
A LIN receiver includes a single, low power structure for both sleep and silent modes, with a single comparator for detecting LIN signaling during both sleep and silent modes as well as during active mode. In some embodiments, full receiving capability is implemented with a current as low as 5...

09/18/14 - 20140269997 - Multi-band lo selectable wideband lnb using pll
The present invention relates to a low noise frequency converter capable of oscillating various frequencies according to the user's selection. The user selects at least one or more frequencies from among a plurality of frequencies. The low noise frequency converter receives a control signal from the user, and oscillates a...

08/28/14 - 20140241465 - Receiver and transmission and reception system
A receiver is composed of a receiver-side amplifier which receives a clock signal, a receiver-side amplifier which receives a data signal, a variable delay circuit which generates a delay-adjusted clock signal and a delay-adjusted data signal by delaying the clock signal and the data signal, a latch circuit section which...

08/14/14 - 20140226757 - Transmitter and method for transmitting data block in wireless communication system
Provided are a transmitter and a method for transmitting a data block in a wireless communication system. The method comprises the following steps: encoding an information bit and generating a block coded with an NCBPSS bit; generating two sub-blocks by parsing the coded block; and transmitting the two sub-blocks to...

08/14/14 - 20140226758 - Communication apparatus, communication state detecting method, and communication state detecting program
A packet interval (a time difference between sequentially received packets) in a certain previous time is calculated and a cumulative distribution function of the calculated packet interval is obtained. Meanwhile, a function value-corresponding to-flow end that is a boundary value of the cumulative distribution function to be considered as a...

08/07/14 - 20140219394 - Receiver and transmitter receiver system
A receiver for receiving messages from a transmitter includes a controller and a driver stage for providing a supply voltage to the transmitter based on a control signal. The controller is configured to provide the control signal to compensate for changes of the supply voltage caused by a modulation of...

08/07/14 - 20140219395 - System and method for transmtting and receiving signal with quasi-periodic pulse sequence
System and method are disclosed for synchronization of a transmitting device and a receiving device that communicate with each other via pulse modulation. The synchronization technique entails the transmitting device sending one or more quasi-periodic pulse sequences to the receiving device. A quasi-periodic pulse sequence is based on a substantially...

07/10/14 - 20140192929 - Method and apparatus for clock data recovery from manchester coded serial data stream
Methods and apparatus are presented for obtaining clock data from Manchester coded serial data streams, in which received data is sampled at a sample rate higher than the serial data baud rate, multi-bit groups of transition bits are generated which individually indicate data transition locations in a corresponding multi-bit sampled...

07/03/14 - 20140185709 - Transmitter precoding for optimizing positioning performance
Described herein are techniques related to transmitter precoding for optimizing positioning performance. The techniques are directed to transmitting a plurality of preambles in a plurality of directions with different precoding for each transmission. The receiver analyzes the channels from the preamble and estimates the time of arrival (ToA) of the...

06/19/14 - 20140169500 - System and method for communicating information in a wirless network
A method for receiving data transmitted wirelessly includes receiving information indicating a device type associated with a wireless communication device and, based on the device type associated with the wireless communication device, deciding to request information indicating a set of possible data values associated with transmissions from the wireless communication...

06/19/14 - 20140169501 - Receiver, transmitter and a method for digital multiple sub-band processing
Highly efficient digital domain sub-band based receivers and transmitters....

06/12/14 - 20140161210 - Efficient baseband signal processing system and method
According to one embodiment, an apparatus includes a digital signal processor configured to perform a multiple antenna detection portion of a baseband signal processing process using a first floating point processing unit, and perform all other portions of the baseband signal processing process using a half-precision floating point processing unit....

05/29/14 - 20140146920 - Mixer with iq gain-phase calibration circuit
A mixer with IQ gain-phase calibration circuit is provided, including an I-path input stage, a Q-path input stage, an I-path switching stage, a Q-path switching stage, and an output stage, wherein the output stage further includes a phase calibration module, and a gain calibration module. The I-path and Q-path input...

05/29/14 - 20140146921 - Receiver for recovering universal services in a spot beam satellite transmission system and method
A terrestrial receiver recovers universal services in a satellite radio transmission system including discrete signal sources producing overlapping spot beam loci within a coverage area, wherein the signals forming the beams each contain repeating time aligned universal services having a master synchronizing frame, at least one common channel, and at...

05/29/14 - 20140146922 - Quasi-digital receiver for high speed ser-des
Techniques are described herein that provide an interface for receiving and deserializing digital bit stream(s). For instance, a receiver for a high-speed deserializer may include digital slicers, a digital phase interpolator, and a digital clock phase generator. The digital slicers may be configured to determine a digital value of a...

05/22/14 - 20140140439 - Power-scalable skew compensation in source-synchronous parallel interfaces
A parallel receiver interface includes a plurality of parallel data receivers, each receiver receiving input data. A clock receiver is configured to receive a forwarded clock. A phase interpolator has an input coupled to the output of the clock receiver and has an output coupled to each of the parallel...

05/22/14 - 20140140440 - Spur detection, cancellation and tracking in a wireless signal receiver
A method and device for processing spur components associated with a received wireless signal are disclosed. In one embodiment, the method includes first selecting a sub-band of a spectral band of the received signal. The selected sub-band is scanned, and a detection routine is executed to detect a spur within...

05/22/14 - 20140140441 - Method, system and apparatus for the conrol of transmit diversity
A method, apparatus and system for modifying a transmit diversity signal comprising receiving at least one input parameter, calculating at least one virtual parameter based on the at least one input parameter, converting the at least one virtual parameter into an actual parameter, and modifying a transmit diversity signal based...

05/15/14 - 20140133603 - Adaptive digital receiver
The present invention provides a high-performance adaptive digital receiver with adaptive background control that optimizes the performance in rapidly changing signal environments and provides 3.6 GHz instantaneous bandwidth, SFDR>90 dB, SNR=66 dB, with dynamic digital channelization. The receiver takes advantage of several levels of adaptivity that conventional approaches do not...

05/15/14 - 20140133604 - Coupling system for data receivers
A data receiver, a method of operating a data receiver, and an integrated coupling system in a data receiver are disclosed. In one embodiment, the data receiver comprises an input terminal for receiving an input data signal, an input amplifier for amplifying selected components of the input data signal, and...

04/24/14 - 20140112415 - Radio apparatus and data reproducing method
A radio apparatus receives a received signal having a frame structure with a synchronization word field interposed between anterior half part data and posterior half part data. The radio apparatus includes: a storage unit that sequentially stores predetermined time length of detected wave data; a synchronization detecting unit that detects...

04/03/14 - 20140093014 - System timing margin improvement of high speed i/o interconnect links by using fine training of phase interpolator
Methods and apparatus for improving system timing margin of high speed I/O (input/output) interconnect links by using fine training of a phase interpolator are described. In some embodiments, I/O links use forward clock architecture to send data from transmit driver to receiver logic. Moreover, at the receiver side, Phase Interpolator...

03/20/14 - 20140079157 - Frequency mixer with compensated dc offset correction to reduce linearity degradation
An apparatus includes a frequency mixer circuit configured to generate a baseband signal based on a local oscillator signal and a radio frequency signal. The apparatus includes a compensation circuit configured to generate a DC offset-compensated signal based on the baseband signal, a DC offset compensation signal, and a second...

03/20/14 - 20140079158 - System and method for decoding a radio signal
A method of decoding a radio signal by an electronic device is provided. The method includes receiving the radio signal, digitizing the radio signal, auto-correlating the radio signal to generate a first signal and determining periodic information of the radio signal using the first signal. An electronic device, such as...

03/13/14 - 20140072078 - Device, system and method of wireless communication utilizing one or more antenna arrays
Some demonstrative embodiments include devices, systems and/or methods of wireless communication utilizing one or more antenna arrays. For example, a device may include a controller to control one or more antenna arrays for reception of a wireless transmission from a wireless communication device, the controller may be configured to control...

03/06/14 - 20140064411 - Apparatus and method for receiving data in communication system
Disclosed are an apparatus and a method for normally receiving data by accurately estimating and compensating for a frequency offset for a wireless frequency channel through which data are transmitted in a communication system under wireless frequency environment. In the present invention, data transmitted through the wireless frequency channel are...

02/27/14 - 20140056384 - Plural circuit selection using role reversing control inputs
Data is communicated through two separate circuits or circuit groups, each having clock and mode inputs, by sequentially reversing the role of the clock and mode inputs. The data communication circuits have data inputs, data outputs, a clock input for timing or synchronizing the data input and/or output communication, and...

02/27/14 - 20140056385 - System and method for controlling combined radio signals
A method for controlling a combined waveform, representing a combination of at least two signals having orthogonal frequency multiplexed signal components, comprising: receiving information defining the at least two signals; transforming the information defining each signal to a representation having orthogonal frequency multiplexed signal components, such that at least one...

02/20/14 - 20140050284 - Circuits for receiving data
A receiving circuit includes a clock input portion configured to buffer a first pattern signal and configured to retard the buffered first pattern signal by a first delay time to generate an input clock signal, a data input portion configured to buffer a second pattern signal and configured to retard...

02/13/14 - 20140044219 - Receiving device, receiving method, and program
Station information acquiring units (111 through 113) acquire area broadcast information about stations that transmit broadcast waves of arbitrary one-segment broadcasting through arbitrary segments. Using the area broadcast information, a station selecting unit (117) selects stations of one-segment broadcasts receivable at a predetermined location as selectable stations that can be...

02/06/14 - 20140037025 - Transmitter and method for transmitting data block in wireless communication system
Provided are a transmitter and a method for transmitting a data block in a wireless communication system. The method comprises the following steps: encoding an information bit and generating a block coded with an NCBPSS bit; generating two sub-blocks by parsing the coded block; and transmitting the two sub-blocks to...

01/30/14 - 20140029699 - Reception circuit
The present invention discloses a reception circuit capable of enhancing accuracy of signal reception. The reception circuit includes a variable termination resistance unit, coupled to at least one channel, for utilizing at least one termination resistance corresponding to the at least one channel to perform impedance matching, a receiver, coupled...

01/16/14 - 20140016726 - Method and apparatus for a wireless communication receiver using serial localization with indecision
In one aspect, the present disclosure provides an advantageous generalization of a SLIC receiver structure, by allowing multiple solutions to survive at any one or more of the serial stages included in the SLIC receiver. Where any given stage produces multiple solutions, the next stage of the SLIC receiver processes...

12/26/13 - 20130343487 - Multi-mode receiver for highly-spectrally-efficient communications
A receiver may be dynamically configurable, during run-time, into a plurality of modes of operation. In a first mode of operation the receiver may demodulate received signals having relative low inter-symbol correlation using a near zero ISI filter and symbol slicing. In a second mode of operation the receiver may...

12/26/13 - 20130343488 - Event handling in a radio circuit
A radio circuit comprises an interface unit for communicating data and commands over a communication link between a digital baseband circuit and the radio circuit. Furthermore, the radio circuit comprises an event-scheduling unit, a local time-reference unit, a synchronization unit, and an execution-control unit. The event-scheduling unit is arranged to...

12/19/13 - 20130336426 - Smart card and a method for operating a smart card
A smart card is provided, the smart card including: a first processor; a second integrated circuit; a smart card interface configured to provide communication in accordance with a smart card communication protocol; a determination circuit configured to determine whether the first processor or the second integrated circuit should be coupled...

12/19/13 - 20130336427 - Serial data interface for software-defined radio system
A radio system comprises a front-end receiver for receiving an RF signal and converting the RF signal into a digital payload signal. The system further comprises a base-band processor for processing the digital payload signal, and a serial data interface over which the front-end communicates the digital payload signal and...

12/19/13 - 20130336428 - Driver circuit, receiver circuit, and method of controlling a communications system including the circuits
In a communications system for differential signals, a driver circuit is connected to a receiver circuit by a pair of differential signal lines. When data is not being transmitted, the differential signal lines are maintained at a predetermined electric potential, and when data is to be transferred, a differential signal...

12/19/13 - 20130336429 - Apparatus and method for processing signal in wireless communication system
Embodiment of the disclosure set forth methods for processing a signal received at a receiver in a wireless communication system in a time slot. Some example methods include obtaining an estimated transmit signal for a transmit antenna of the wireless communication system. The estimated transmit signal may be illustrated on...

12/05/13 - 20130322568 - Methods, apparatuses, and systems for radio frequency management between devices
A peripheral electronic device (106) can be equipped with a coupler, which in one embodiment is a mechanical coupler (136). A radio-frequency interface (108) allows a radio-frequency transceiver (110) of one electronic device to take advantage of one or more antennas (1101,1102,1103,1104) disposed within the peripheral electronic device (106). For...

11/28/13 - 20130315346 - Method and apparatus for parallel demodulation of high symbol rate data streams in a communications system
A dynamic and flexible architecture and methods for demodulation of high data-rate streams with high symbol-rates, such as in satellite communications systems or computer network communications systems, is provided. A data stream of a data transmission is received, the data stream corresponding to a plurality of data symbols. A plurality...

11/28/13 - 20130315347 - System and apparatus for decoding tree-based messages
A system and techniques for decoding a message received over a communication channel comprises a receiver for receiving an encoded message. A sorting module is configured to organize candidate messages into a number of bins, sort the candidate messages within each bin., and output a group of candidate messages, the...

11/21/13 - 20130308728 - Radio-receiver circuit
A radio-receiver circuit. The radio receiver circuit comprises an analog-to-digital conversion unit. The analog-to-digital conversion unit comprises an analog-to-digital converter, ADC, and a filter operatively connected to an input terminal of the ADC in a receive path of the radio-receiver circuit. The radio-receiver circuit further comprises a control unit adapted...

11/14/13 - 20130301755 - Converter communication method and apparatus
A communication method includes detecting at a gate drive unit a change of state of a command signal that is received via a command link of the gate drive unit and initiating, responsive to the change of state of the command signal, a blanking period in which the gate drive...

11/07/13 - 20130294544 - Upsampling in a tiered signal quality hierarchy
A signal processor selects an element from a rendition of a signal at a first level of quality to upsample into multiple elements of a rendition of the signal at a second (higher) level of quality. The signal processor produces a metric based on settings of elements in a vicinity...

10/31/13 - 20130287143 - High-integrity data transmission system
A method of high-integrity data transmission including transmitting nominally-identical data via first and second channels, inverting the logic of the data in the second channel receiving the data via a respective data handling device for each channel, inverting the logic of data outputted by one of the data-handling devices and...

10/31/13 - 20130287144 - High level iboc combining method and apparatus for single input antenna systems
A phase shift is defined as a point in frequency at which the phase is changed from 0 degrees to 180 degrees. A device is provided for combining analog and digital in-band-on-channel (IBOC) signals to feed a common antenna utilizing phase shifting allpass filter modules to provide a 180 degree...