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)
08/2010
08/18/2010EP1334578B1 Method and system for locating a mobile device
08/18/2010CN1894919B Demodulation of a multi-level quadrature amplitude modulation signal
08/18/2010CN1886958B Reception device and transmission device
08/18/2010CN1866938B Self-adaptive power adjusting process and apparatus based on reducing DSL circuit crosstalk
08/18/2010CN1778083B Method and device for determining equalizer coefficient
08/18/2010CN1691656B Method for generating scrambling code in digital communication system and apparatus therefor
08/18/2010CN101809959A Mobile station device, base station device, upstream link and downstream link transmission method
08/18/2010CN101808070A Receiver of OFDM system and moving speed estimation method thereof
08/18/2010CN101808068A Method and system for MSK iterative demodulation by combining LDPC code
08/18/2010CN101808062A Digital predistortion processing circuit and method, power amplifying device and repeater
08/18/2010CN101808061A Frequency offset estimation method and device
08/18/2010CN101808060A Method and device for processing frequency deviation
08/18/2010CN101808059A Single carrier/multi-carrier share receiver
08/18/2010CN101808058A Single carrier/multi-carrier share receiver and signal processing method thereof
08/18/2010CN101808057A Method, device and decoder for blind equalization
08/18/2010CN101808056A Training sequence reconstruction-based channel estimation method and system
08/18/2010CN101808055A Fine symbol synchronization method and device for MB-OFDM UWB system
08/18/2010CN101808054A Implementation method and device for channel estimation
08/18/2010CN101808053A Channel estimation method and device based on OFDM (Orthogonal Frequency Division Multiplexing)
08/18/2010CN101808052A Method for estimating signal-to-noise radio in time division-synchronous code division multiple access and device thereof
08/18/2010CN101807978A Transceiver antenna calibration error-based multipoint coordinated robust pre-coding method
08/18/2010CN101807966A Parity check code decoder and receiving system
08/18/2010CN101237439B A sub-carrier intercrossed discrete pilot interposition method in OFDM system
08/18/2010CN101155157B Method and apparatus for processing channel evaluation result based on transformed domain and its receiver
08/18/2010CN101098162B Method and apparatus for creating long scrambling code and phase offset code
08/18/2010CN101064588B Compressing mode transmission control method in uplink enhancement dedicated channel
08/18/2010CN101014029B Method for generating OFDM synchronous training sequence and synchronizing method based on the training sequence
08/17/2010USRE41517 Recovery and transmission of return-to-zero formatted data using non-return-to-zero devices
08/17/2010US7779067 User specific support in communications systems
08/17/2010US7778613 Dual conversion receiver with programmable intermediate frequency and channel selection
08/17/2010US7778373 Sampling rate mismatch solution
08/17/2010US7778368 Apparatus for receiving signals via channels
08/17/2010US7778365 Satellite TWTA on-line non-linearity measurement
08/17/2010US7778358 Receiver, wireless device and method for cancelling a DC offset component
08/17/2010US7778357 COFDM demodulator
08/17/2010US7778353 Controller for a radio-frequency amplifier
08/17/2010US7778352 Digital compensation for nonlinearities in a polar transmitter
08/17/2010US7778351 Tunable CMOS receiver apparatus
08/17/2010US7778349 Method and transmission apparatus for transmitting a bivalent signal
08/17/2010US7778345 Distortion compensation in a communication system
08/17/2010US7778341 System and method performing quadrature amplitude modulation by combining co-sets and strongly coded co-set identifiers
08/17/2010US7778339 Transmission of a plurality of sub-carriers in an OFDM signal
08/17/2010US7778337 Scattered pilot pattern and channel estimation method for MIMO-OFDM systems
08/17/2010US7778333 Reduction of aggregate EMI emissions of multiple transmitters
08/17/2010US7778332 Method and device for crosstalk test in multi-subscriber communication line
08/17/2010US7778313 PHY control module for a multi-pair gigabit transceiver
08/17/2010US7778286 Methods and systems for DSP-based receivers
08/17/2010CA2488327C Digital e8-vsb reception system and e8-vsb data demultiplexing method
08/12/2010WO2010091317A2 Methods and systems for frequency domain gain control in ofdm mimo systems
08/12/2010WO2010091263A1 Methods and systems for fourier-quadratic basis channel estimation in ofdma systems
08/12/2010WO2010091216A2 Methods and systems for least squares block channel estimation
08/12/2010WO2010091214A1 Method and system for low-complexity channel estimator in ofdm / ofdma systems
08/12/2010WO2010091064A1 Method for transmitting sampled data and control information between a dsp and an rf/analog front-end
08/12/2010WO2010090787A1 Two-steps least squares time domain channel estimation for ofdm systems
08/12/2010WO2010089974A1 Signal transmission system and signal transmission method
08/12/2010WO2010089180A1 Method and device for compensating for scan rate fluctuations
08/12/2010WO2010089170A2 Circuits and methods for dfe with reduced area and power consumption
08/12/2010WO2009154839A3 Dynamic assignment of ack resource in a wireless communication system
08/12/2010WO2009120669A8 Systems and methods for approximating log likelihood ratios in a communication system
08/12/2010US20100202563 Method and pre-corrector for correcting signals in radio frequency links
08/12/2010US20100202555 Transmission device
08/12/2010US20100202507 High Performance Equalizer Having Reduced Complexity
08/12/2010US20100202499 Wireless radio frequency signal transceiving system
08/12/2010US20100202497 Apparatus and method for cooperative relaying based on beamforming in a mobile communication system
08/12/2010US20100202398 System for efficient recovery of node-b buffered data following mac layer reset
08/12/2010DE102009008092A1 Verfahren und Vorrichtung zum Kompensieren von Abtastratenschwankungen Method and apparatus for compensating for variations in sample rate
08/12/2010DE102006009041B4 Einspeiseverfahren für einen Strom digitaler Übertragsdaten in ein Übertragungsmedium mit Frequenzunterdrückung und hiermit korrespondierende Einpeiseschaltung Push methods for a stream of digital data transfer in a transmission medium with rejection and corresponding thereto Einpeiseschaltung
08/12/2010DE102005050148B4 Sendeeinheit für ein Mobilfunkgerät, Verwendung einer Sendeeinheit in einer Sende-/Empfangseinheit in einem Mobilfunkgerät, und Verfahren zur Signalverarbeitung in einer Sendeeinheit für ein Mobilfunkgerät Transmitter unit for a mobile radio unit, using a transmitting unit in a transmitter / receiver unit in a mobile radio device, and signal processing method in a transmitting unit for a mobile device
08/12/2010CA2749707A1 Two-steps least squares time domain channel estimation for ofdm systems
08/11/2010EP2216949A1 Input/output signal controller
08/11/2010EP2215793A2 A method for determining and compensating transceiver non-idealities using complementary golay sequence pairs
08/11/2010EP2215792A1 Encoding and decoding techniques with improved timing margin
08/11/2010EP2215791A2 A radio receiver in a wireless communications system
08/11/2010EP2215790A1 A method to discriminate a real echo peak from an aliased echo peak
08/11/2010EP2215789A2 A radio receiver in a wireless communications system
08/11/2010EP2215758A1 Apparatus, computer program and method for determining a symbol estimate
08/11/2010CN201550136U Cable telemetry apparatus
08/11/2010CN201550123U Optical fiber wireless communication system
08/11/2010CN1897142B 数字数据传送方法 Digital data transmission method
08/11/2010CN1751484B Channel calibration for a time division duplexed communication system
08/11/2010CN1705300B System and method for adjusting multiple control loops using common criteria
08/11/2010CN101803269A Serial data communication system and serial data communication method
08/11/2010CN101803229A Antenna switching and uplink sounding channel measurement
08/11/2010CN101800728A OFDM (Orthogonal Frequency Division Multiplexing) related coefficient signal-to-noise ratio estimation algorithm
08/11/2010CN101800721A Method and device for estimating interference in orthogonal frequency division multiplexing communication system
08/11/2010CN101800716A Method and system for improving output performance, outdoor unit and indoor unit
08/11/2010CN101800715A Unitary pre-coding method and device, decoding method and device and unitary pre-coding/pre-decoding system
08/11/2010CN101800714A Judgment feedback channel estimation method based on training sequence in light OFDM (orthogonal frequency division multiplexing) system
08/11/2010CN101800713A Circulation delay diversity signal channel estimation method, a system and equipment
08/11/2010CN101800617A Channel estimation result transmission method, channel estimation result transmission system, transmitting end and receiving end
08/11/2010CN101800587A PCM code stream simulator with two working modes and FPGA working method in simulator
08/11/2010CN101800582A Multi-user beam-forming method and device
08/11/2010CN101800571A Method, system and device for treating data in high-speed packet access evolution system
08/11/2010CN101800546A Method and device for improving link distortion over-compensation of digital pre-distortion system
08/11/2010CN101267421B An OFDM time shift channel measuring method
08/11/2010CN101132381B Pilot frequency data transmission channel estimation method for MIMO-OFDM system
08/10/2010US7773704 Method and apparatus for parallel midamble cancellation
08/10/2010US7773699 Method and apparatus for channel quality measurements
08/10/2010US7773692 System and methods for digitally correcting a non-linear element using a digital filter for predistortion
08/10/2010US7773684 Digital broadcasting transmission and/or reception system to improve receiving performance and signal processing method thereof
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