Patents for H04L 25 - Baseband systems (55,083)
05/2013
05/15/2013CN102025663B Estimation method and device of orthogonal frequency division multiplexing (OFDM) synchronous position
05/15/2013CN101873276B Signal channel estimation post processing method and receiving equipment
05/15/2013CN101854704B TD-SCDMA (Time Division-Synchronization Code Division Multiple Access) cell search method and terminal equipment
05/15/2013CN101800571B Method, system and device for treating data in high-speed packet access evolution system
05/15/2013CN101778067B Physical layer preamble and pilot-based channel equalization method and system
05/15/2013CN101521824B Robust signal transmissions in digital television broadcasting
05/14/2013USRE44219 Adaptive receiving system and method for MIMO
05/14/2013US8443125 Single pin read-write method and interface
05/14/2013US8442168 Interference cancellation with a time-sliced architecture
05/14/2013US8442155 Procedure for the removal of the DC component inherent in any radio frequency chain
05/14/2013US8442152 Spatio-temporal processing for communication
05/14/2013US8442150 Measurement of transmitter impairments using offset local oscillators
05/14/2013US8442149 Method for adapting digital data transmission parameters to measured repetitive noise
05/14/2013US8442127 Method for transmitting a signal via a power line network, transmitter, receiver, power line communication modem and power line communication system
05/14/2013US8441953 Reordering with fast time out
05/10/2013WO2013067253A1 Hybrid approach for physical downlink shared channel cancellation
05/10/2013WO2013067196A1 Reducing complexity for implementing interference cancellation applied to physical channels of a wireless network
05/10/2013WO2013067118A1 Wideband signal processing
05/10/2013WO2013066498A1 Channel state information computation for enhanced inter-cell interference coordination
05/10/2013WO2013066224A1 Channel estimation using reference signals
05/09/2013US20130114747 Methods and apparatus for signaling on a differential link
05/08/2013EP2590374A2 Flexible receiver architecture
05/08/2013EP2589192A1 Mimo channel state information estimation with coupled iterative two-stage ranking
05/08/2013EP2589191A1 Method for channel estimation using cell specific reference symbols
05/08/2013CN202931370U Radio frequency predistortion circuit
05/08/2013CN202931369U Four-channel I/Q signal source of high precision
05/08/2013CN202931321U Satellite communication gateway station signal demodulation processing plate based on PCI-E interface
05/08/2013CN103098413A Coupling arrangement for phantom-mode transmission
05/08/2013CN103095639A Orthogonal frequency division multiplexing (OFDM) underwater acoustic communication parallel iterative inter-carrier interference (ICI) elimination method
05/08/2013CN103095630A Noise estimating method and device of wireless communication system
05/08/2013CN103095619A Direct current elimination method and direct current elimination device
05/08/2013CN103095618A 灵活接收器架构 Flexible receiver architecture
05/08/2013CN103095617A High-frequency signal processor and wireless communication system
05/08/2013CN103095616A Automatic frequency control method and device and mobile station of downlink wireless transmission
05/08/2013CN103095615A Method and device for phase noise estimation and compensation
05/08/2013CN103095614A Joint equalization and frequency offset estimation device in proruption coherent optical fiber communications
05/08/2013CN103095613A Integer frequency doubling offset and channel parameter joint estimation algorithm with ultra-low complexity in single carrier frequency domain equalization (SC-FDE) system
05/08/2013CN103095612A Method and equipment of confirming signal to noise ratio
05/08/2013CN103095611A Reverse Channel Estimation For RF Transceiver With Beamforming Antenna
05/08/2013CN103095610A Frequency offset estimation method and device and communication equipment
05/08/2013CN103095423A Multi-user cooperative transmission method based on dimension to dimension (D2D) inter-group communication
05/08/2013CN103095422A Method and device of data demodulation
05/08/2013CN103095405A Method for restraining multiplicative noise in wireless optical communication system
05/08/2013CN103095351A Multi-input and multi-output system based on single carrier and full duplex
05/08/2013CN103095321A Method and relevant equipment for receiver correction in time division duplex (TDD) system
05/08/2013CN103095320A Zero intermediate frequency receiver and direct current leakage suppression method thereof
05/08/2013CN103095316A Self-adaption interference rejection method and device thereof
05/08/2013CN103095219A Down Converter With Offset Cancellation And Methods For Use Therewith
05/08/2013CN102088424B Signal detection device
05/08/2013CN102055704B Method and device for noise estimation in orthogonal frequency division multiplexing (OFDM) system
05/08/2013CN102045278B Preprocessing method for base band signal
05/08/2013CN102035769B Phase shift keying signal blind detection method based on plural discrete full-feedback neural network
05/08/2013CN102014401B Channel estimate method and system in multi-antenna descending system, and base station as well as terminal thereof
05/08/2013CN101965067B Method used for establishing communication link between near-end machine and far-end in frequency shift companding system
05/08/2013CN101964696B Pre-coding matrix selecting method and system for space division multiplexing
05/08/2013CN101945068B Detection method of receiver of single-carrier frequency domain equalizing system with low transmission power
05/08/2013CN101945064B Iterative multi-tone jamming resistant communication method based on energy spreading
05/08/2013CN101945062B Receiving processing method in single-carrier wireless communication system
05/08/2013CN101917362B Phase compensation method for multi-channel analog to digital converted signals
05/08/2013CN101917360B Device, method and system for extracting high-speed signal in mixing signal
05/08/2013CN101895489B Filtering method and device for channel estimation
05/08/2013CN101867553B LTE system using time domain precoder and precoding method thereof
05/08/2013CN101867539B High-frequency offset carrier recovery system and method for cable digital television
05/08/2013CN101848499B Method for improving classified service transmission in wireless system, network element and system
05/08/2013CN101820312B Definite-time detection method for frame synchronization of TETRA base station baseband receiver
05/08/2013CN101741771B Channel estimation method and device
05/08/2013CN101711049B Routing method and device based on interference elimination
05/08/2013CN101656698B Channel estimation method and device
05/08/2013CN101652936B Radio communication system, radio communication device, and radio communication method
05/08/2013CN101626254B Method for high-speed joint detection
05/08/2013CN101577686B Equalizer and connector provided with same
05/08/2013CN101383642B Baseband unit realizing multi-carrier interface in TDSCDMA AND realizing method thereof
05/08/2013CN101350652B Method for estimating channel of TD-SCDMA system
05/08/2013CN101247208B Descending multi-user association space division multiplex signal transmitting and receiving method
05/08/2013CN101129037B Improved Hochwald construction of unitary matrix codebooks via eigen coordinate transformations
05/08/2013CN101120563B Transmitter device and method for transmitting packet data units in communication system
05/07/2013US8437436 Apparatus and method for estimating channel in broadband wireless communication system
05/07/2013US8437430 Remote transmit IQ imbalance calibration and correction at multicarrier receivers
05/07/2013US8437429 Data processing apparatus and data processing system including the same
05/07/2013US8437425 Distortion compensation device, distortion compensation method and wireless apparatus
05/07/2013US8437424 Robust transmit/feedback alignment
05/07/2013US8437411 Receiving apparatus
05/07/2013US8437329 Variable rate coding for enabling high performance communication
05/07/2013US8436938 Device and method for receiving data transmitted by means of an asynchronous data transmission technique
05/02/2013WO2013063575A1 Carrier frequency offset compensation in beamforming systems
05/02/2013WO2013063450A1 Block-based crest factor reduction (cfr)
05/02/2013WO2013063443A1 Processor having instruction set with user-defined non-linear functions for digital pre-distortion (dpd) and other non-linear applications
05/02/2013WO2013063434A1 Direct digital synthesis of signals using maximum likelihood bit-stream encoding
05/02/2013WO2013062829A1 Dual physical layer transceivers for high speed synchronous interface (hsi) frame interleaving
05/02/2013WO2013061520A1 Multilevel amplitude modulation device, multilevel amplitude demodulation device, transmission system using same devices, multilevel amplitude modulation method and multilevel amplitude demodulation method
05/02/2013WO2013041309A9 Airworthy can bus system
05/02/2013WO2012126431A3 Pre-distortion correction method, pre-distortion correction device, transmitter and base station
05/02/2013US20130107986 Method and apparatus for improving transmission of data on a bandwidth expanded channel
05/02/2013US20130107935 Receiver with decision feedback equalizer
05/01/2013EP2587688A2 Reverse channel estimation for RF transceiver with beamforming antenna
05/01/2013EP2586165A1 A method for operating a secondary station
05/01/2013EP2586152A1 A waveform generator in a multi-chip system
05/01/2013EP2586151A1 Chip interface with synchronization
05/01/2013EP2586150A1 System and method for multi-point hsdpa communication utilizing a multi-link rlc sublayer
05/01/2013EP2586148A1 Soft cancellation of inter-layer interference within a mimo codeword
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