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)
09/2010
09/02/2010CA2752925A1 Common-mode noise reduction circuit in a field device
09/01/2010EP2224657A1 Method and system for automatic frequency control optimization
09/01/2010EP2223484A2 Method and apparatus for compensating dc offsets in communication systems
09/01/2010EP2223483A2 Blind turbo channel estimation
09/01/2010EP2223482A1 Apparatus and methods for self-biasing differential signaling circuitry having multimode output configurations for low voltage applications
09/01/2010EP1506650B1 Time delay estimation for equalisation
09/01/2010CN1943194B Calibration of downlink and uplink channel responses in a wireless MIMO communication system
09/01/2010CN1939017B Time filtering for excess delay mitigation in OFDM systems
09/01/2010CN1875562B Frequency-independent spatial processing for wideband MISO and MIMO systems
09/01/2010CN1843009B Method and apparatus for improving channel estimate in presence of short spreading codes
09/01/2010CN1751486B Communication receiver with an adaptive equalizer that uses channel estimation
09/01/2010CN101822011A Method and system for managing precoding in multi-user wireless communications system
09/01/2010CN101822010A Pilot design for universal frequency reuse in cellular orthogonal frequency-division multiplexing systems
09/01/2010CN101821984A Multiplexed beacon symbols for a wireless communication system
09/01/2010CN101821963A Fast square root algorithm for MIMO equalization
09/01/2010CN101820405A Multiple input and multiple output cooperative communication method as well as precoding device and wireless communication system
09/01/2010CN101820404A Channel estimation method for OFDM system
09/01/2010CN101820332A Decode module of RFID reader digital baseband system (BDS)
09/01/2010CN101820312A Definite-time detection method for frame synchronization of TETRA base station baseband receiver
09/01/2010CN101179340B Method and device for low-swing difference signal bus transfer digital intermediate frequency
09/01/2010CN101156159B Digital predistortion system and method for high efficiency trasmitters
09/01/2010CN101150558B RF receiver and its operating method
09/01/2010CN101064699B Method for realizing easily secondary interleaver in time division duplexing synchronous CDMA system
09/01/2010CN101039169B Channel multiplexing method and apparatus in third-generation mobile communication long-term evolution system
08/2010
08/31/2010USRE41598 Impedance matching circuit
08/31/2010US7787577 Asynchronous interface methods and apparatus
08/31/2010US7787572 Advanced signal processors for interference cancellation in baseband receivers
08/31/2010US7787571 Method for the higher-order blind demodulation of a linear waveform transmitter
08/31/2010US7787566 Method and apparatus for improving power amplifier efficiency in wireless communication systems having high peak to average power ratios
08/31/2010US7787563 Transmitter for wireless applications incorporation spectral emission shaping sigma delta modulator
08/31/2010US7787558 Rapid re-synchronization of communication channels
08/31/2010US7787531 Predistorting of contention signals
08/31/2010US7787524 Wireless communication apparatus
08/31/2010US7787522 Joint multi-code detectors in CDMA communications system
08/31/2010US7787432 Communication method, and transmitting apparatus and receiving apparatus using that communication method
08/27/2010CA2665759A1 Data transmission system and method
08/26/2010WO2010095908A1 Method and apparatus for transmitting audio data
08/26/2010WO2010095009A1 Logarithmic detector and method of pre-charging an average filter of a logarithmic detector
08/26/2010WO2010094672A1 Ofdm receiver having a plurality of ffts according to g-rake structure
08/26/2010WO2010094339A1 Equaliser for an optical transmission system
08/26/2010WO2010094296A1 Method for decoding manchester code
08/26/2010WO2009140637A3 Spatial interference mitigation schemes for wireless communication
08/26/2010US20100215125 Communications device with in-phase/quadrature (i/q) dc offset, gain and phase imbalance compensation and related method
08/26/2010US20100215120 Low-Power Polar Transmitter
08/26/2010US20100215119 Reception apparatus
08/26/2010US20100215115 Receiver spatial processing for eigenmode transmission in a mimo system
08/26/2010US20100215092 Method and Apparatus for Multiple Description Coding
08/25/2010EP2222040A1 Interface circuit
08/25/2010EP2222010A1 Method of processing a data set on a receiving side of a communication system
08/25/2010EP2222006A1 Method of matching an input bit length to an output bit length
08/25/2010EP2220803A1 Reduction of interference in an ofdm signal with weighting vectors evolving in vector subspaces
08/25/2010EP2220796A1 A method of selecting a modulation and coding scheme based on adjusted channel quality values
08/25/2010EP2220773A1 Edge-based loss-of-signal detection
08/25/2010EP1370966B1 A novel massively parrallel supercomputer
08/25/2010CN1863184B Signal decomposition apparatus and signal decomposition method
08/25/2010CN101816156A Scrambling sequence generation in a communication system
08/25/2010CN101815053A Signal channel estimation method and device thereof
08/25/2010CN101815048A Frequency domain joint estimation method of OFDM (Orthogonal Frequency Division Multiplexing) integer frequency offset and fine symbol synchronization
08/25/2010CN101815045A Signal transmission apparatus and transmission method
08/25/2010CN101815044A Method for realizing Ethernet data access transmission
08/25/2010CN101815043A Channel estimation method in orthogonal frequency division multiple access system
08/25/2010CN101815042A Orthogonal frequency division multiplexing (OFDM) system channel estimation method and device
08/25/2010CN101814979A Transmitting-receiving two-end combined design method of correlative multi-antenna system
08/25/2010CN101814933A Pre-zooming method and device based on TD-SCDMA (Time Division-Synchronization Code Division Multiple Access) receiver
08/25/2010CN101814931A Doppler frequency shift estimation and compensation method in TD-SCDMA (Time Division-Synchronization Code Division Multiple Access) system
08/25/2010CN101814921A Coding module of digital baseband system of radio-frequency identification reader
08/25/2010CN101310314B Control/monitor signal transmission system
08/25/2010CN101141144B Device to real-time control radio frequency chip and analog base band chip
08/25/2010CN101039168B Method for estimating bit error probability and receiver for applying the same
08/25/2010CN101026433B Signal-to-noise ration estimation method for adaptive modulating-coding
08/25/2010CN101005478B Matrix block interveaving method and device for reducing OFDM system peak-to-average power ratio
08/25/2010CN101001095B Variable bandwidth automatic gain control device and method
08/24/2010US7782993 Apparatus for supplying an encoded data signal and method for encoding a data signal
08/24/2010US7782987 Method and apparatus for received signal quality estimation
08/24/2010US7782986 Signal jamming avoidance method for a frequency hopping communication system
08/24/2010US7782984 Method of sphere decoding with low complexity and good statistical output
08/24/2010US7782981 Signal processing apparatus and method
08/24/2010US7782978 Phase correction of a constant envelope signal without introducing amplitude modulation
08/24/2010US7782977 Automatic gain control apparatus and method in orthogonal frequency division multiplexing
08/24/2010US7782932 Circuit and method for evaluating the performance of an adaptive decision feedback equalizer-based serializer deserializer and serdes incorporating the same
08/24/2010US7782927 Generating a transmission clock signal and a reception clock signal for a transceiver using an oscillator
08/24/2010US7782898 Wideband cable system
08/24/2010US7782815 Method for transmitting an information of a mobile telecommunication system
08/19/2010WO2010093663A1 Simultaneous estimation of multiple channel coefficients using a common probing sequence
08/19/2010WO2010092437A1 Method and apparatus for providing transmission relay using soft symbol estimation
08/19/2010WO2010092394A2 Channel estimator
08/19/2010WO2010072979A3 Method for transmitting a space-frequency encoded data signal via a plurality of transmitting entities
08/19/2010WO2009140633A3 Spatial interference mitigation for wireless communication
08/19/2010US20100208847 OFDM Receiver for Dispersive Environment
08/19/2010US20100208842 Dmt symbol repetition in the presence of impulse noise
08/19/2010US20100208841 Transmit diversity processing for a multi-antenna communication system
08/19/2010US20100208788 System and method for high-speed decoding and isi compensation in a multi-pair transceiver system
08/19/2010US20100208751 Method, System, and Device for Sending Data in a Cable Data Service
08/19/2010US20100208737 Systems and methods for multi-pair atm over dsl
08/19/2010US20100208708 System and method for maintaining wireless channels over a reverse link of a cdma wireless communication system
08/19/2010DE102009000876A1 Receiver for use in e.g. switching arrangement, for connection to bus system utilized to receive current signal from sensor in vehicle, has reference voltage source adjusting reference voltage based on evaluation of difference signal
08/19/2010DE102004010874B4 Verfahren und Vorrichtung zum Ermitteln von Übertragungsparametern Method and apparatus for determining transmission parameters
08/18/2010EP2218231A2 Frequency domain equalization method for continuous phase modulated signals
08/18/2010EP2218230A2 Method for generating a data block for transmission using a cpm scheme
08/18/2010EP1491065B1 Soft handoff for ofdm
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