Patents
Sitemap › H04 - Electric communication technique › H04L - Transmission of digital information, e.g. telegraphic communication › H04L 25 - Baseband systems
Patents for H04L 25 - Baseband systems (55,083)
06/2014
06/18/2014CN102571650B Self-adapting channel estimating method applied to 3GPP LTE system
06/18/2014CN102546500B SOQPSK (shaping offset quadrature phase shift keying) carrier synchronization method based on pilot frequency and soft information combined assistance
06/18/2014CN102404055B Method, system and device for measuring interference
06/18/2014CN102404037B Method and device for reducing return expense of soft combination in uplink multi-base station Multiple Input Multiple Output (MIMO)
06/18/2014CN102394844B FPGA (Field Programmable Gate Array)-based spike potential signal parallel detection device and method
06/18/2014CN102388589B Method and apparatus for adjusting uplink and downlink reciprocity error in TDD system
06/18/2014CN102355436B Downlink crosstalk elimination method for very-high-bit-rate digital subscriber loop (VDSL) system
06/18/2014CN102232271B Method for transmission line analysis
06/18/2014CN102215184B Method and system for estimating uplink timing error
06/18/2014CN102138309B Method of dynamic control of the focusing of a signal pre-equalized by time reversal
06/18/2014CN102132506B Systems, devices and methods for training sequence selection, transmission and reception
06/18/2014CN102045118B Compressed sensing reconstruction algorithm based on pseudo-inverse multiplication
06/18/2014CN101682589B Interface circuit
06/18/2014CN101057468B Method and device for detecting high-mobility state of mobile terminal and related equipment
06/17/2014US8756067 Computationally efficient audio coder
06/17/2014US8755757 Amplifier apparatus, radio transmitting apparatus including same, and method of adjusting gain of amplifier apparatus
06/17/2014US8755475 Maintaining linear beamforming weights in communications systems
06/17/2014US8755458 Spatio-temporal processing for communication
06/17/2014US8755456 Waveform scaling in wireless transmitters
06/17/2014US8755448 Data receiving device, semiconductor integrated circuit, and method for controlling data receiving device
06/17/2014US8755263 Device and method for the optimal estimation of distortion of a transmission medium, comprising the sequential emission of pairs of quadrature complementary sequences
06/17/2014CA2490969C Method for updating singular value decomposition of a transfer matrix
06/12/2014WO2014089148A1 Successive interference cancellation (sic) ordering algorithms for improved multiple-input multiple-output (mimo) performance
06/12/2014WO2014086700A1 Estimating optimal linear regression filter length for channel estimation
06/12/2014WO2014086212A1 Method and apparatus for anti sampling deviation process in channel estimation of wireless communication system
06/12/2014WO2014086183A1 Method and device for processing interference
06/12/2014WO2014086159A1 Implementation method of compensating filter and signal bandwidth compensating apparatus
06/12/2014WO2014086040A1 Adaptive wave channel bandwidth switching method and system
06/12/2014US20140161213 Method and apparatus for sensing inter-modulation to improve radio performance in single and dual tuner
06/12/2014US20140161206 Methods, systems, and media for forming linear combinations of data
06/12/2014US20140161170 Feed Forward Equalization for Highly-Spectrally-Efficient Communications
06/12/2014DE102013113528A1 Direct learning digital predistortion system for high-frequency transmitter, has filter that filters digital data and predistortion module that compensates distorted digital data based on samples and filtered data
06/11/2014EP2741445A1 Ethernet Based Power Supply for Hospital Bed
06/11/2014EP2741325A1 Bond wire arrangement for efficient signal transmission
06/11/2014EP2740247A1 Wireless communication device and method for multi-mcs ofdm transmissions at different transmission power levels
06/11/2014EP2740218A2 Apparatuses and methods of communicating differential serial signals including charge injection
06/11/2014CN203645705U 一种同时实现短波通信和超短波通信的滤波装置 To simultaneously achieve short-wave communications and VHF communication filtering device
06/11/2014CN103858397A Predistortion feedback method, apparatus and system
06/11/2014CN103858396A Adaptive transmitter pre-distortion reusing existing receiver for feedback
06/11/2014CN103858395A Signal transmission circuit
06/11/2014CN103856960A Communication terminal and cell measurement method and device in long term evolution system
06/11/2014CN103856433A Convolutional deinterleaving device and method
06/11/2014CN103856431A Open loop carrier synchronization algorithm under MPSK modulation based on FFT
06/11/2014CN103856429A Adaptive predistortion system and method based on hybrid indirect learning algorithm
06/11/2014CN103856428A Transmitter with pre-distortion module and operation method thereof
06/11/2014CN103856427A Feedback signal processing method and device
06/11/2014CN103856426A Method for achieving compensating filter and signal bandwidth compensation device
06/11/2014CN103856425A Fast local oscillator (LO) leakage calibration of direct up-conversion transmitters by using three measurements
06/11/2014CN103856424A Echo interference elimination method and device of repeater
06/11/2014CN103856423A Communication terminal and self interference signal elimination method
06/11/2014CN103856422A Method and device for transmission signal configuration and channel estimation of multi-carrier Large-Scale MIMO system
06/11/2014CN103856421A Non-data auxiliary SNR estimation method for open loop and closed loop combined MPSK signals
06/11/2014CN103856420A Interference management in wireless multi-access communication networks
06/11/2014CN103856419A Method and device for carrying out channel estimation on upstream channels to eNB
06/11/2014CN103856418A Sampling deviation resisting and processing method and device during wireless communication system channel estimation
06/11/2014CN103856314A Audio communication self-adaption baud rate method and device and USB key
06/11/2014CN103856308A Method and device used for determining time bias information based on upstream channel signal
06/11/2014CN103856307A Method and device for determining frequency deviation information of signal received through PUCCH
06/11/2014CN103856306A Interference processing method and device
06/11/2014CN103856278A Implementing method and device for FM digital-analog simulcasting
06/11/2014CN103856257A Satellite communication gateway station signal demodulation processing board
06/11/2014CN103856240A Signal detection method and device, and receiver
06/11/2014CN103856233A Mobile terminal and signal processing method, baseband chip and radio frequency chip of the mobile terminal
06/11/2014CN103856219A Interference cancellation
06/11/2014CN102664664B Multi-user downlink transmission system self adaptive transmission method by using channel statistical information
06/11/2014CN102624418B Hydroacoustic biphase modulation direct sequence spread spectrum signal carrier frequency estimation method
06/11/2014CN102611658B Multi-channel sound wave communication system and method
06/11/2014CN102546486B Processing method for channel self-adaptation single carrier underwater acoustic coherent communication signals
06/11/2014CN102377700B Method for estimating In-phase/Quadrature (I/Q) unbalance of transmitting end and receiving end
06/11/2014CN102340823B Same-phase IQ(In-phase Quadrate) data compression method and device
06/11/2014CN102271103B Multi-cell channel estimation method for time division-synchronous code division multiple access (TD-SCDMA) system
06/11/2014CN102231721B Communication systems
06/11/2014CN102215183B Blind detection device and method
06/11/2014CN102215072B Method for detecting signals in multi-antenna communication system and receiver
06/11/2014CN102185683B Signal-to-leakage-and-noise ratio (SLNR) rule statistic-based MIMO (Multiple Input Multiple Output) multi-user downlink transmission method
06/11/2014CN102065042B Digital pre-distortion device and method
06/11/2014CN101965719B Compensation of diagonal isi in ofdm signals
06/11/2014CN101909024B Method and device for estimating maximum Doppler frequency offset
06/11/2014CN101789814B Method and device for processing data to be transmitted by adopting space-time coding by combining with precoding
06/11/2014CN101682362B Pseudo-random sequence mapping in wireless communications
06/11/2014CN101527619B Differential space-time coding method
06/10/2014US8750916 Transmission power control method, and mobile communication system
06/10/2014US8750814 Transmitter/receiver for wireless communication system
06/10/2014US8750725 Digital optical receiving module, and a method for monitoring the signal quality of a transmitted, modulated optical signal
06/10/2014US8750440 Noise estimation in communication receivers
06/10/2014US8750438 Interference resistant compressive sampling
06/10/2014US8750428 Method for channel estimation when using different modulation methods within one signal interval
06/10/2014US8750417 Mobile wireless communications device with separate in-phase (I) and quadrature (Q) phase power amplification and power amplifier pre-distortion and IQ balance compensation
06/10/2014US8750416 Compensating for a radio frequency amplifier
06/10/2014US8750415 LIN network, integrated circuit and method therefor
06/10/2014US8750414 Method and system for polar modulation with discontinuous phase
06/10/2014US8750413 Digital modulation with arbitrary input sampling and output modulation frequencies
06/10/2014US8750411 Method and apparatus for reducing transmitter interference
06/10/2014US8750410 Multi-band power amplifier digital predistortion system and method
06/10/2014US8750406 Multi-level amplitude signaling receiver
06/10/2014US8750367 Transceiver with single coefficient based equalizer taps
06/10/2014US8750176 Methods and apparatus for the intelligent association of control symbols
06/10/2014US8750151 Channel calibration for a time division duplexed communication system
06/10/2014US8750089 Method and system for iterative discrete fourier transform (DFT) based channel estimation using minimum mean square error (MMSE) techniques
06/10/2014US8749267 Device
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