Patents for H04L 25 - Baseband systems (55,083)
01/2013
01/31/2013US20130028349 Multiple output discrete digital transmitter
01/31/2013US20130028348 Discrete digital transmitter
01/31/2013US20130028338 1-Wire Communication Protocol and Interface Circuit for High Voltage Applications
01/31/2013DE112011101320T5 Dekodieren eines Signals Decoding a signal
01/31/2013DE102009023301B4 Steuervorrichtung mit einer Erkennungsschaltung für die Schädigung eines seriellen Datensignals Control device with a recognition circuit for the deterioration of a serial data signal
01/31/2013CA2842006A1 Multi-band peak power reduction
01/30/2013EP2552068A1 Signal delaying for compensating for a group delay difference between direct and crosstalk signals
01/30/2013EP2552067A1 Method and receiver structure for joint detection in asynchronous multi-user OFDM systems
01/30/2013EP2550782A2 Multistage group dedection techniques and application to mimo turbo joint demotulation and decoding
01/30/2013EP2550781A2 Adaptive feedback of channel information for coordinated transmission on a wireless backhaul
01/30/2013CN202713361U Upgrade type equalization circuit for cable television network
01/30/2013CN202713360U Repeater and self excitation interference elimination device thereof
01/30/2013CN202713359U Anti-interference bus coupler
01/30/2013CN202713358U Bus coupler for printed board
01/30/2013CN202713357U Network high-frequency signal compensation circuit
01/30/2013CN202713356U Interface circuit realizing over-voltage and over-current protection and electronic device
01/30/2013CN202713355U NFC baseband symbol detection apparatus
01/30/2013CN102907059A Data-aided sir estimation
01/30/2013CN102905345A Method for LTE (long term evolution) cell verification
01/30/2013CN102904848A Frequency offset estimation method based on training sequence during single carrier optical transmission
01/30/2013CN102904847A Double denoising signal modulation identification method based on instantaneous information
01/30/2013CN102904846A Digital pre-distortion processing method adaptive to quick-change signal
01/30/2013CN102904845A Channel estimation method and device for orthogonal frequency division multiplexing (OFDM) system
01/30/2013CN102904844A Phase detection module and detection method thereof
01/30/2013CN102904843A Frequency offset estimation method and device
01/30/2013CN102904842A Method and system for joint processing of super cell upstream data
01/30/2013CN102904841A Method for estimating signal to noise ratio
01/30/2013CN102904840A Method for estimating adaptive channel on base station side
01/30/2013CN102904839A Channel estimating method, and data transmission method and equipment
01/30/2013CN102904838A Method and device for judging interfering boundary
01/30/2013CN102904703A Improved pilot allocation in multi-carrier systems with frequency notching
01/30/2013CN102904643A Multimode blind equalization algorithm applied to quadrature duobinary (QDB) frequency-spectrum-compressed polarization multiplexing signal
01/30/2013CN102904627A Interference reconstruction rejection combining method of multi-reception antenna
01/30/2013CN102361476B Apparatus and method for digital predistortion of broadband multi-band power amplifier
01/30/2013CN102065043B Frequency domain parallel demodulation method in high-speed communication system
01/30/2013CN101917239B Method and system for acquiring cyclic spectrum alpha section based on frequency domain smoothing
01/30/2013CN101827059B Digital signal transmission method and system based on multi-carrier pseudorandom sequence
01/30/2013CN101808056B Training sequence reconstruction-based channel estimation method and system
01/30/2013CN101795152B SC-OFDMA-based satellite mobile communication system for forward link
01/30/2013CN101778061B Receiving system having adaptive channel estimation function and adaptive channel estimator
01/30/2013CN101771638B Channel estimation method and device
01/30/2013CN101719882B Single carrier frequency-domain equalization-based timing and frequency swing estimation method
01/30/2013CN101686065B Method and equipment for modulation and demodulation
01/30/2013CN101578829B A channel estimation method
01/30/2013CN101257464B Circuit and method for differential signaling receiver
01/30/2013CN101164308B Timing corrections in a multi carrier system and propagation to a channel estimation time filter
01/29/2013US8363772 Methods for eliminating phase distortion in signals
01/29/2013US8363761 Wireless modem and noise cancellation method for the same
01/29/2013US8363751 Communication method and communication system
01/29/2013US8363736 Test circuit for serial link receiver
01/29/2013US8363683 Methods and systems for DSP-based receivers
01/29/2013US8363536 OFDM channel estimation
01/29/2013CA2756741C Ofdm communication system with multiple ofdm symbol sizes
01/24/2013WO2013013205A2 Selective-sampling receiver
01/24/2013WO2013013145A2 Link aggregation system, protection system, and cross polarization interference cancellation applications for all outdoor radios using wireless channels operating at a licensing-free 60 ghz band
01/24/2013US20130022161 Turbo channel estimation for ofdm systems
01/24/2013US20130022148 Methods and apparatus for signal conditioning for polar transmitters
01/24/2013US20130022133 Wideband Balun Structure
01/24/2013US20130022081 Ultra-wideband communication system and method
01/24/2013US20130021056 Calibration Methods and Circuits to Calibrate Drive Current and Termination Impedance
01/23/2013EP2549704A1 Digital receiver and optical communication system that uses same
01/23/2013EP2549700A1 Incremental redundancy transmission for multiple parallel channels in a mimo communication system with interference cancellation
01/23/2013EP2548350A1 Method and device for transmission of signals in a gsm system
01/23/2013EP2548349A1 Efficient entry into and recovery from a power save mode for a differential transmitter and receiver
01/23/2013CN202696648U Adjustable millimeter wave power equalizer
01/23/2013CN102893568A Method and device of signal modulation
01/23/2013CN102893567A Efficient entry into and recovery from power save mode for differential transmitter and receiver
01/23/2013CN102892128A Multi-cell ground-to-air wideband communication system and method
01/23/2013CN102891857A Electromechanical control method for realizing networking
01/23/2013CN102891823A Channel estimation method of orthogonal frequency division multi-address mobile communication system
01/23/2013CN102891819A Training method for forward filter of receiver
01/23/2013CN102891818A Adaptive equalizer and operating method thereof
01/23/2013CN102891817A Channel equalization method, base station and system
01/23/2013CN102891816A Decoupling predication method based on MIMO-OFDM (Multiple Input Multiple Output-Orthogonal Frequency Division Multiplexing) correlation channel
01/23/2013CN102891815A Estimation method for low-complexity channel in time division duplex (TDD) multi-base station cooperative system
01/23/2013CN102891814A Method for implementing channel multi-path detection based on P1 sign
01/23/2013CN102469049B Method and device for radio frequency control of mobile terminal
01/23/2013CN101977169B Time domain parameter blind evaluation method of OFDM (Orthogonal Frequency Division Multiplexing) signals
01/23/2013CN101969419B Ultra wideband interference suppression technique of minimum bit error rate criterion
01/23/2013CN101945060B Channel estimation method based on pilot frequency signal in 3GPP LTE downlink system
01/23/2013CN101895313B SNR (Signal to Noise Ratio) estimating method of HF/VHF (High Frequency/Very High Frequency)
01/23/2013CN101873281B Reciprocity loss compensation method of 2*2 TDD-MIMO system channel
01/23/2013CN101814921B Coding module of digital baseband system of radio-frequency identification reader
01/23/2013CN101808054B Implementation method and device for channel estimation
01/23/2013CN101729476B Channel estimator and channel estimating method
01/23/2013CN101729469B Multi-rate processing system
01/23/2013CN101719881B Estimation method and device of noise power as well as communication system
01/23/2013CN101686213B Frequency domain channel estimation method and system
01/23/2013CN101651642B Transmit processing using receiver functions
01/23/2013CN101523782B Circuit arrangement
01/23/2013CN101521520B Full division duplex system and leakage cancellation method
01/23/2013CN101375567B Channel estimation method using recursive filtering and multi-carrier receiver with interference perception demodulation
01/23/2013CN101355536B Apparatus and method for implementing predistortion treatment of baseband signal
01/23/2013CN101340206B Determination feedback multiple cell combined channel estimation method and apparatus
01/23/2013CN101272167B Multi-input multi-output system and method of TD-SCDMA system outdoor macro honeycomb
01/22/2013US8358990 Method and device for transmitting a signal in a multi-antenna system, signal, and method for estimating the corresponding transmission channels
01/22/2013CA2531384C Handling broadcast and multicast traffic as unicast traffic in a wireless network
01/17/2013WO2013009561A1 Apparatus and method for reducing common-mode error
01/17/2013WO2013009522A1 Selection of window length based on multiple metrics
01/17/2013WO2013007407A1 Power supply for a discharge produced plasma euv source
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