Patents for H04L 25 - Baseband systems (55,083)
11/2011
11/29/2011US8068517 Digital E8-VSB reception system and E8-VSB data demultiplexing method
11/29/2011US8068474 Variable rate coding for enabling high performance communication
11/24/2011WO2011146790A1 Time dependent equalization of frequency domain spread orthogonal frequency division multiplexing using decision feedback equalization
11/24/2011WO2011144399A1 Device for providing an intrinsically safe supply voltage and for transmitting communication signals
11/24/2011WO2011039706A3 Link adaptation based on the statistical distribution of interfence and noise in a wireless communication system
11/24/2011US20110286559 Interference cancellation
11/24/2011US20110286553 Dc offset calibration
11/24/2011US20110286550 Predictive clipping in multi-carrier wireless communication systems
11/24/2011US20110286509 Dynamic digital pre-distortion system
11/24/2011US20110286495 Automatic Gain Control and DC Offset Compensation
11/24/2011US20110286473 Signal processing under attenuated transmission conditions
11/24/2011DE112009002472T5 Signalübertragungsvorrichtung Signal transmission device
11/24/2011DE102010029234A1 Vorrichtung zur Bereitstellung einer eigensicheren Versorgungsspannung und zur Übertragung von Kommunikationssignalen An apparatus for providing an intrinsically safe power supply and transmission of communication signals
11/24/2011CA2799574A1 Time dependent equalization of frequency domain spread orthogonal frequency division multiplexing using decision feedback equalization
11/23/2011EP2389026A1 Method and system for coordinated transmission and a mobile terminal and network side device
11/23/2011EP2388937A1 Method for transmitting a digital signal in inverse multiplex, in particular over an optical transport network and receiver device for a system for realising the method
11/23/2011EP2388916A1 Method and apparatus for data transmission using analog signals
11/23/2011EP2387840A2 Interpolated channel estimation for mobile ofdm systems
11/23/2011EP2055061B1 Replica linearized power amplifier
11/23/2011EP1667447B1 Data conversion system
11/23/2011EP1222766B9 Data transmission method
11/23/2011CN1964213B A method to improve linearity of radio-frequency power amplifier, system and baseband
11/23/2011CN1852277B Channel estimation normalizing method and device for common distribution mode
11/23/2011CN1845542B Signal processing method and system
11/23/2011CN1681265B Channel quality estimation method and channel quality estimation apparatus
11/23/2011CN102257779A A receiver for voice services over adaptive multi-user channels on one slot
11/23/2011CN102257778A Channel quality estimation method, device and wireless receiver
11/23/2011CN102257755A Cooperative communication methods and devices
11/23/2011CN102257737A Using the same multiplexed radio resource for pilot and information signals
11/23/2011CN102256347A Synchronization method and device for flexible subcarrier OFDM (Frequency Division Multiplexing) system
11/23/2011CN102255865A Frame head sequence based channel estimating method for orthogonal frequency division multiplexing ultra-wideband system
11/23/2011CN102255864A Low-complexity general sampling recovery method and device
11/23/2011CN102255863A Anti-noise digital mobile broadcast signal transmitting method
11/23/2011CN102255862A Method for transmitting digital mobile broadcast signal
11/23/2011CN102255861A Robust digital mobile broadcast signal transmitting method
11/23/2011CN102255860A Anti-interference digital mobile broadcasting signal transmission method
11/23/2011CN102255859A Anti-fading digital mobile broadcast signal transmission method
11/23/2011CN102255858A Multimedia broadcast single-frequency robust mobile signal framing modulation method
11/23/2011CN102255857A Multimedia broadcast single-frequency network anti-fading mobile signal framing modulation method
11/23/2011CN102255856A Method for transmitting radio digital broadcasting signal
11/23/2011CN102255855A Anti-noise method for transmitting wireless digital broadcast signal
11/23/2011CN102255854A Anti-interference method for transmitting wireless digital broadcast signal
11/23/2011CN102255853A Robust method for transmitting wireless digital broadcast signal
11/23/2011CN102255852A Anti-fading wireless digital broadcast signal transmitting method
11/23/2011CN102255849A Robust method for framing and modulating wireless multimedia broadcast signal
11/23/2011CN102255848A Method for framing modulation of anti-noise wireless multimedia broadcast signals of single-frequency network
11/23/2011CN102255847A Low-complexity method for offset correction of carrier frequency
11/23/2011CN102255845A Pilot frequency transmission and channel estimation method for bidirectional orthogonal frequency division multiplexing (OFDM) system
11/23/2011CN102255839A Channel estimation method and device applied to China mobile multimedia broadcasting (CMMB) system
11/23/2011CN102255837A Carrier leak elimination method for direct conversion transmitter
11/23/2011CN102255836A Blind signal to noise ratio estimation method based on multiple input multiple output (MIMO)-orthogonal frequency division multiplexing (OFDM) signal cyclostationarity
11/23/2011CN102255835A Multi-band broadband digital predistortion (DPD) lookup table generation method, DPD processing method and system
11/23/2011CN102255834A Fast-convergence semi-blind equalization method
11/23/2011CN102255833A Analysis method and apparatus for uplink broadband interference
11/23/2011CN102255832A Frame detection method for orthogonal frequency division multiplexing ultra-wideband system
11/23/2011CN102255831A GSM (Global System for Mobile Communications)/EDGE (Enhanced Data Rate for GSM Evolution) synchronous despiralization method and device with low cost
11/23/2011CN102255830A Method and apparatus for filtering noisy estimates to reduce estimation errors
11/23/2011CN102255700A Anti-noise wireless signal framing modulation method of multimedia broadcasting single frequency network
11/23/2011CN102255699A Method for framing and modulating anti-fading wireless multimedia broadcast signals
11/23/2011CN102255698A Anti-fading framing modulating method for multimedia broadcast radio signal
11/23/2011CN102255643A Uplink pre-coding matrix indicating and signal transmission method, system and equipment
11/23/2011CN102255642A Method, equipment and system for eliminating interference
11/23/2011CN102255634A System and method for retaining desired return loss when dynamically varying number of active paths
11/23/2011CN101409574B Channel estimation method, apparatus and receiver for TD-SCDMA system
11/23/2011CN101364960B High-speed differential interface
11/23/2011CN101272155B TDD mode digital predistortion power amplifier
11/23/2011CN101212595B Signal processing apparatus, and signal processing method
11/23/2011CN101040501B Method and system with outer predistortion linearization
11/22/2011US8064554 Radio communication system performing multi-carrier transmission, reception device, reception method, transmission device, transmission method, delay time calculation device, and delay time calculation method
11/22/2011US8064549 Joint demodulation using a Viterbi equalizer having an adaptive total number of states
11/22/2011US8064538 Communication device and communication method
11/22/2011US8064535 Three phase and polarity encoded serial interface
11/22/2011US8064534 Single-wire asynchronous serial interface
11/22/2011US8064369 System and method for increasing distribution distance of XDSL type signals
11/22/2011US8064330 Bit-width minimization scheme for wireless communication
11/22/2011CA2652146C Enhanced channel estimation for communication system receiver
11/22/2011CA2358633C Methods and systems for neutral-to-ground communication
11/17/2011WO2011143584A1 Cubic-metric based frequency selective precoding for uplink in mimo communication system
11/17/2011WO2011143477A2 Cir-based and ssc-based ftl/ttl/channel estimation
11/17/2011WO2011143302A1 Recursive implementation for calculation of whitening matrix
11/17/2011WO2011142796A1 Method and system for radio frequency identification tag using reduced set communication protocol
11/17/2011WO2011142743A1 Inter -cell or inter - sector interference calculation taking account of idle slots
11/17/2011WO2011142079A1 Differential signal transmission line, ic package, and method for testing said differential signal transmission line and ic package
11/17/2011WO2011141666A1 Methods of sending and receiving a multicarrier signal, corresponding sender, receiver, return signal and computer program
11/17/2011WO2011140833A1 Blind equalizer and blind equalization processing method
11/17/2011WO2011140719A1 Method and apparatus for channel estimation in lte
11/17/2011WO2011090623A3 Driver circuit for high voltage defferential signaling
11/17/2011US20110280338 Transmission apparatus and method of controlling the same
11/17/2011US20110280332 Providing delimiters for low-overhead communication in a network
11/17/2011DE102010038735B3 Verfahren zum Betreiben eines PWM-Ausgangs eines Treibers für einen Leistungshalbleiter A method of operating a PWM output of a driver for a power semiconductor
11/17/2011DE102006056158B4 Kanalschätzung für OFDM Systeme Channel estimation for OFDM systems
11/17/2011CA2798983A1 Method and system for radio frequency identification tag using reduced set communication protocol
11/16/2011EP2387196A2 Apparatus and method for multicarrier transmission/reception with transmission quality evaluation
11/16/2011EP2387195A2 Spectral shaping to reduce peak-to-average ratio in wireless communication
11/16/2011EP2387189A1 Method for demodulating signals of a multi-access system that may collide and device for implementing same
11/16/2011EP2387188A2 Coordinated multipoint control aparatus and method
11/16/2011EP2387187A2 Configurable emphasis for high-speed transmitter driver circuitry
11/16/2011EP2387161A1 Method for transmitting a signal between a transmitter and a receiver in a power line network, transmitter, receiver, power line communication modem and powerline communication system
11/16/2011EP2387154A1 Switch for galvanic separation of electricity circuits
11/16/2011EP2386162A1 Method and apparatus for channel estimation using multiple description codes