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
09/15/2010CN101834693A Multiple-input multiple-output signal detection method, device and system
09/15/2010CN101834677A Base band power statistic-based standing wave detecting system and method for radio frequency remote system
09/15/2010CN101834651A Data information linear preprocessing method of multiuser multiple data stream MIMO (Multiple Input Multiple Output) system
09/15/2010CN101834628A Method and device for suppressing adjacent frequency interference
09/15/2010CN101834627A High speed wireless communication receiving method based on ultra wide band wireless technology and receiver
09/15/2010CN101833531A Chip and system using feedback to select transmitting voltage
09/15/2010CN101431626B Method for estimating frequency offsets and frequency offset estimation circuit thereof
09/15/2010CN101232471B Base band signal processing chip
09/14/2010USRE41691 Method and apparatus for performing joint timing recovery of multiple received signals
09/14/2010US7796718 Finite-length equalization over multi-input multi-output (MIMO) channels
09/14/2010US7796716 Eliminating narrowband interference in a receiver
09/14/2010US7796682 Method and transceiver system having a transmit clock signal phase that is phase-locked with a receive clock signal phase
09/14/2010US7796680 Mobile communication system and wireless apparatus to be used for the same
09/14/2010CA2365641C Forward error correction on multiplexed cdma channels enabling high performance coding
09/10/2010WO2010102053A2 Method and system for reducing feedback information in multicarrier-based communication systems based on tiers
09/10/2010WO2010102047A2 Method and system for reducing feedback information in multicarrier-based communication systems based on temporal correlation
09/10/2010WO2010102035A2 Method and system for reducing feedback information in multicarrier-based communication systems based on frequency grouping
09/10/2010WO2010101568A1 Dsl noise cancellation
09/10/2010WO2010100674A1 Equalizer circuit and testing apparatus using the same
09/10/2010WO2010100076A1 Ofdm spectral control
09/10/2010WO2010100061A1 Compensating pre-filter for an ofdm transmitter
09/10/2010WO2010067184A3 Precoding with reduced feedback for coordinated multipoint transmission on the downlink
09/10/2010CA2754351A1 Dsl noise cancellation
09/09/2010US20100226458 OFDM Spectral Control
09/09/2010US20100226450 Receiver and wireless communication system equipped with the same
09/09/2010US20100226446 Communication apparatus
09/09/2010US20100226422 Precoder Construction And Equalization
09/09/2010US20100226419 Receivers for cycle encoded signals
09/09/2010US20100226416 Compensating Pre-Filter for an OFDM Transmitter
09/09/2010US20100226334 Physical layer structures and initial access schemes in an unsynchronized communication network
09/09/2010US20100225820 Integrated analog video receiver
09/09/2010DE10223749B4 Verfahren und Vorrichtung zum Testen eines Systems, das einen digitalen Signalverlauf ausgibt, unter Verwendung von Übergangszeitstempeln Method and apparatus for testing a system which outputs a digital waveform using transition timestamps
09/09/2010DE102010002486A1 Hochspannungsisolation-Doppelkondensator-Kommunikationsvorrichtung High voltage isolation dual capacitor communication device
09/09/2010DE102009009565A1 Empfängerschaltung, Verwendung und Verfahren zum Empfang für ein codiertes und moduliertes Funksignal Receiver circuit, use and method for receiving a coded and modulated radio signal
09/08/2010EP2226982A1 Multi-users detecting method and device of ofdm transmission signal
09/08/2010EP2226949A1 Channel estimation for wireless communication
09/08/2010CN1988520B Channel evaluation method for orthogonal frequency division multiplex system
09/08/2010CN1933465B Realizing method and apparatus for removing difference transmission time delay inequality
09/08/2010CN1914842B System, method and apparatus for wireless communication
09/08/2010CN1902834B Method, device and system for use in a CDMA system
09/08/2010CN1893404B Serial communication method and interface circuit
09/08/2010CN1893310B Multiple stream cyclic-shifted delay transmitter and transmitting baseband processing module
09/08/2010CN1855902B Signal transmission system
09/08/2010CN1757176B Apparatus and method for estimating a velocity of a mobile station in a mobile communication system
09/08/2010CN101828367A Receiving circuit and receiving system
09/08/2010CN101827389A Method for acquiring complete channel quality information of downlink frequency domain
09/08/2010CN101827059A Digital signal transmission method and system based on multi-carrier pseudorandom sequence
09/08/2010CN101827057A Channel estimation method and channel estimator for orthogonal frequency division multiplexing (OFDM ) communication system
09/08/2010CN101827054A Precompensation method and device of nonlinear distortion and transmitter
09/08/2010CN101827053A Method for restraining intercell interference
09/08/2010CN101827052A Method and device for time synchronization and frequency synchronization of LTE system
09/08/2010CN101827051A Method and equipment for restraining interference
09/08/2010CN101827050A Novel CDMA downlink communication method and system
09/08/2010CN101827049A Remote equipment, adaptive equalization device and realization methods based on GSM (Global System for Mobile Communications) system
09/08/2010CN101827048A Receiving apparatus and method with no oversampling analog to digital conversion
09/08/2010CN101827047A Frequency domain interference signal eliminating method and device
09/08/2010CN101827046A Device and method for calibrating output data of MMSE receiver
09/08/2010CN101827045A Method for processing received signal and receiver
09/08/2010CN101827044A Hybrid QR decomposition-based least square FPGA solving device
09/08/2010CN101827043A Signal detection method of minimum transmission differential signal transmission system and device thereof
09/08/2010CN101827042A Self-adaptive signal channel estimation post treatment device and method
09/08/2010CN101826946A Method for preprocessing information in multi-input multi-output system
09/08/2010CN101826912A Signal processing method of base band receiver of base station in digital wireless trunking communication system based on TDMA (Time Division Multiple Address) technology and base band receiver
09/08/2010CN101826902A Opportunity beam forming method under random querying feedback strategy with interrupt threshold
09/08/2010CN101826882A Circuit structure method for upgrading baseband circuit functions in GNSS receiver
09/08/2010CN101286963B Wideband adaptive digital predistortion engine apparatus based on programmable device
09/08/2010CN101272373B Self-adapting analog quadrature modulation disbalance compensation method and device
09/08/2010CN101212429B Channel estimation method and system in multi-carrier CDMA system
09/08/2010CN101202728B Method and system for communication based on OFDM
09/08/2010CN101202723B Level switching circuit and IC chip having the same
09/08/2010CN101136919B Pulse matching method used for baseband signal demodulation
09/08/2010CN101056288B Pre-distortion model device and signal pre-distortion processing device, system and method
09/08/2010CN101048934B Reduced complexity sliding window based equalizer
09/08/2010CN101015178B Receiver for a differential data bus
09/07/2010US7792540 Synchronizing push to talk service in wireless communication system
09/07/2010US7792235 Dynamic phase tracking using edge detection
09/07/2010US7792234 Method and apparatus for integral state initialization and quality of lock monitoring in a clock and data recovery system
09/07/2010US7792229 Pulsed based communication system
09/07/2010US7792226 Method and apparatus for carrier power and interference-noise estimation in space division multiple access and multiple-input/multiple-output wireless communication systems
09/07/2010US7792225 Method and device for reducing cross-correlation false alarms in CDMA and other wireless networks
09/07/2010US7792214 Polar modulation transmitter circuit and communications device
09/07/2010US7792210 Method for modulating UWB pulse sequences
09/07/2010US7792186 Multi-pair gigabit ethernet transceiver having a single-state decision feedback equalizer
09/07/2010US7792184 Apparatus and method for determining coefficient of an equalizer
09/02/2010WO2010099494A2 Protocol operation and message design for sdma data transmission to a plurality of stations
09/02/2010WO2010099183A1 Fast common mode feedback control for differential driver
09/02/2010WO2010099002A1 Communications device with in-phase/quadrature (i/q) dc offset, gain and phase imbalance compensation and related method
09/02/2010WO2010098942A1 Common-mode noise reduction circuit in a field device
09/02/2010WO2010098901A2 Synthetic pulse generator for reducing supply noise
09/02/2010WO2010098725A1 Wireless transmission of layered signals in a relay network
09/02/2010WO2010076651A3 Radio receiver
09/02/2010US20100220822 Inter-carrier interference reduction for multi-carrier signals
09/02/2010US20100220817 Data Slicer with Multi-Mode Threshold Generator
09/02/2010US20100220812 Multi-carrier transmission apparatus and peak suppression method
09/02/2010US20100220811 Apparatus
09/02/2010US20100220810 Transmitter Characterization for Digital Pre-Distortion Using Offset Preamble Subcarriers
09/02/2010US20100220805 Single-Wire Asynchronous Serial Interface
09/02/2010US20100220803 Training-Based Channel Estimation for Multiple-Antennas
09/02/2010US20100220746 Method for inverse multiplexing
09/02/2010DE102010002366A1 Optokopplersystem mit reduziertem Energieverbrauch und Pulsbreitenverzerrung Optical coupling system with reduced energy consumption and pulse width distortion
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