Patents for H04L 25 - Baseband systems (55,083)
09/2012
09/26/2012EP2503721A1 Receiver apparatus and reception method
09/26/2012EP2503704A1 Method and apparatus for equalization and crosstalk mitigation
09/26/2012EP2502392A1 Mimo wireless communication systems
09/26/2012CN202455350U Digital exclave system
09/26/2012CN102696207A Reducing phase errors on a communication device
09/26/2012CN102696206A Closed-loop transmission feedback in wireless communication systems
09/26/2012CN102696195A Method and apparatus for sounding multiple stations
09/26/2012CN102695063A Method and device for eliminating simulation same frequency interference
09/26/2012CN102694762A Method for realizing synchronization of carrier and sampling clock, and user site device
09/26/2012CN102694760A Method for tuning digital compensation filter, and digital compensation filter
09/26/2012CN102694759A Signal loss detector for high-speed serial interface of a programmable logic device
09/26/2012CN102694758A Online calibration method for radio frequency front-end receiving-transmitting link
09/26/2012CN102694757A Receiving apparatus and receiving method
09/26/2012CN102694756A Radio frequency data processing device, verifying system and method of FPGA baseband platform
09/26/2012CN102694755A Method for standing wave detection
09/26/2012CN102694627A Systems and methods for creating a downlink precode for communication system with per-antenna power constraints
09/26/2012CN102694566A System and method for tuning an antenna in a wireless communication device
09/26/2012CN101826902B Opportunity beam forming method under random querying feedback strategy with interrupt threshold
09/26/2012CN101742275B Evaluating method and device for a multidiameter fading channel in television broadcasting
09/26/2012CN101686470B Method and device for detecting business time slot same frequency interference cell
09/26/2012CN101577564B Self-adaptive signal frequency spectrum sensing and detection method based on decision threshold
09/26/2012CN101542991B Methods for transmitting and receiving a multicarrier signal, carrying out a channel estimation, and corresponding devices and computer program products
09/26/2012CN101507213B Equalizing structure and equalizing method
09/26/2012CN101383652B Signal detection method and apparatus for MIMO system
09/26/2012CN101378281B Method and apparatus for processing signal of multi-input multi-output system
09/26/2012CN101374013B Random access method base on frequency domain signal preprocess
09/26/2012CN101340217B Diversity receiving apparatus and method for special carrier TD-MBMS
09/26/2012CN101217340B Time-domain transmit and receive processing with channel eigen-mode decompositon for MIMO systems
09/26/2012CN101044732B Driver circuit for reducing the effects of disturbances on the duty cycle of a digital signal on a bus conductor
09/25/2012US8275083 Integrated circuit for an asynchronous serial data transfer with a bit length counter
09/25/2012US8275069 Transmitting apparatus, transmission method and signal generating apparatus
09/25/2012US8275068 Method and system for minimizing power consumption in a communication system
09/25/2012US8275030 Signaling system with selectively-inhibited adaptive equalization
09/25/2012US8274329 Signal compensation device and communication apparatus
09/25/2012CA2472319C Detecting and measuring interference contained within a digital carrier
09/20/2012WO2012124606A1 Asynchronous data transfer device
09/20/2012WO2012122912A1 Pilot and physical resource block bundling demodulation method and system
09/20/2012WO2012122908A1 Method and system for generating analogue radio frequency signal
09/20/2012US20120237225 Communication system
09/20/2012US20120236974 Receiver
09/20/2012US20120236969 Mimo receiver and method for receiving spatially-multiplexed ofdm signals
09/20/2012DE102010039716B4 Verfahren zur Übertragung eines Nutzsignals Method for the transmission of a useful signal
09/19/2012EP2501090A2 Clock-edge modulated serial link with DC-balance control
09/19/2012EP2501089A2 Frequency-domain adaptive feedback equalizer
09/19/2012EP2501088A1 Driver circuit, receiver circuit, and method for controlling communication system including those circuits
09/19/2012EP2499796A1 Method for transmitting pre-equalized digital data, and transmitting base implementing such a method
09/19/2012EP2499795A1 Monitoring instability and resetting an equalizer
09/19/2012EP2499768A2 System and method for single frequency dual cell high speed downlink packet access
09/19/2012EP2499511A1 Method for measuring the angles of multiple paths by means of a two-way receiver
09/19/2012CN202444510U Flame-proof intrinsic safe type multiprotocol converter
09/19/2012CN1905543B Circuitry and methods for programmably adjusting the duty cycles of serial data signals
09/19/2012CN102687474A Line driving method and device
09/19/2012CN102687443A Parity control system and method, and communication system and method
09/19/2012CN102685065A Quick signal processing method of OOFDM (optical orthogonal frequency division multiplexing) transceiver
09/19/2012CN102685064A Method for tracking carrier frequency of multiband orthogonal frequency division multiplexing (OFDM) ultra wideband system
09/19/2012CN102685060A Multi-user multiple input multiple output (MIMO) receiving method and device for orthogonal frequency division multiplexing system
09/19/2012CN102685059A Signal receiving method and device
09/19/2012CN102685058A Interference-to-noise ratio evaluation method of blind single of orthogonal frequency division multiplexing (OFDM) system under pulse interference environment
09/19/2012CN102685056A Signal acquisition apparatus and method and signal transmission apparatus and method
09/19/2012CN102685052A Control device and method for predistortion and transmitter
09/19/2012CN102685051A DC offset estimation device and DC offset estimation method
09/19/2012CN102685050A Direct-current offset calibration circuit
09/19/2012CN102685049A Fractional order channelized separation method for reaching two linear frequency modulation (LFM) signals at the same time
09/19/2012CN102685048A Blind equalization algorithm for burst signal
09/19/2012CN102685047A Global system for mobile communication (GSM) frequency deviation estimation method and system
09/19/2012CN102685046A Equalizing device and equalizing method in transmission diversity mode of LTE (long term evolution) system
09/19/2012CN102685045A Equalizing device and equalizing method in space division multiplexing mode of LTE (long term evolution) system
09/19/2012CN102685044A Balancer and balancing method
09/19/2012CN102685043A Signal processing equipment
09/19/2012CN102685042A Method for detecting carrier phase difference under mismatch delay in transmitter and receiver
09/19/2012CN102685041A Pilot transmission and channel estimation for a communication system utilizing frequency division multiplexing
09/19/2012CN102685040A Adaptive time-filtering for channel estimation in OFDM system
09/19/2012CN102685039A Method for detecting standing-wave ratio
09/19/2012CN102685038A Method and system for bundling and demodulating demodulation pilot frequency physical resource block (PRB)
09/19/2012CN102684848A Data transmission method and system in cooperative relay network
09/19/2012CN102684846A Data processing method, data processing device and network equipment in channel demodulation process
09/19/2012CN102684826A Communication method, communication system and communication device
09/19/2012CN101826946B Method for preprocessing information in multi-input multi-output system
09/19/2012CN101795255B OFDM system carrier frequency offset estimation method and system based on pilot frequency
09/19/2012CN101784108B Digital predistortion method and device for TD-SCDMA system
09/19/2012CN101442337B Method for estimating channel of multi-aerial system by intermediate code
09/19/2012CN101359928B Frequency deviation estimation method
09/18/2012USRE43667 System for multiple use subchannels
09/18/2012US8270537 Antenna device, demodulating device and receiving device
09/18/2012US8270536 Method and device for adapting a threshold value of a detection device
09/18/2012US8270530 Apparatus and method of compensating distortion
09/18/2012US8270529 Software-based spread spectrum signal processing
09/18/2012US8270526 Communication system
09/18/2012US8270525 Digital radio communications method using multi-level modulation scheme and transmitter and receiver
09/18/2012US8270421 Voice over data telecommunications network architecture
09/18/2012CA2584442C Log-likelihood estimation based on channel estimation errors due to guard subbands
09/13/2012WO2012122307A1 Cancelling noise in the receive channel created by spectral leakage from transmit signal
09/13/2012WO2012122289A1 Apparatus and method for deskewing serial data transmissions
09/13/2012WO2012122272A1 Apparatus and method for deskewing serial data transmissions
09/13/2012WO2012122158A1 Systems and methods of data transmission and management
09/13/2012WO2012122037A1 Bayesian platform for channel estimation
09/13/2012WO2012121891A1 Can bus automatic line termination
09/13/2012WO2012121881A1 Microcontroller with can bus module and auto speed detect
09/13/2012WO2012120396A1 Non-contact testing devices for printed circuit boards transporting high-speed signals
09/13/2012WO2012120379A1 Method and apparatus for beamforming using data rate maximisation
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