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)
08/2012
08/08/2012EP2484068A1 Matrix inversion using qr decomposition on a parallel pipelined systolic array
08/08/2012EP2484036A2 Link adaptation based on the statistical distribution of interference and noise in a wireless communication system
08/08/2012EP2484023A1 Reference signals for uplink multi-user mimo
08/08/2012EP1855432B1 Modulation circuit and electronic device
08/08/2012EP1686714B1 Wavelength multiplex transmission system
08/08/2012EP1495608B1 Concatenated equalizer/trellis decoder architecture for an hdtv receiver
08/08/2012CN202374292U Digital frequency estimation system
08/08/2012CN202374291U Direct current bias calibrating device
08/08/2012CN202374290U Doppler frequency shift compensator based on two antennas
08/08/2012CN1748383B Virtual mimo communication system with uplink space-time codes of colabourated mobile terminals
08/08/2012CN102630374A Method for transmitting a digital signal for a marc system with a full-duplex relay, and corresponding program product and relay device
08/08/2012CN101867531B Subline switch
08/08/2012CN101834824B Multicarrier filtration method, multicarrier filtration system and repeater
08/08/2012CN101785313B Communication system, transmitting device, receiving device, communication method, program and communication cable
08/08/2012CN101677306B Method and device for configuring reference signals
08/08/2012CN101640653B Mobile communication system and method, receiver and transmitter, receiving and transmitting method
08/08/2012CN101588223B Method, device and system for acquiring multiple-input multiple-output channel information
08/08/2012CN101567752B Self-adaptive encoding/decoding method based on low-density parity-check code
08/08/2012CN101478330B Fast adaptive balance module for ultra-short wave broadcast station and method thereof
08/08/2012CN101420248B Method and device for frequency bias estimation of TD-SCDMA terminal
08/08/2012CN101371451B Method for the detection of symbols and associated receiver
08/07/2012US8238956 Adjusting power of a control channel based on a characteristic of a message in the control channel
08/07/2012US8238506 Phase-discriminating device and method
08/07/2012US8238504 Clock generation circuit and system
08/07/2012US8238496 Multiuser multiple-input multiple-output (MU-MIMO) channel estimation for multicarrier communications
08/07/2012US8238477 Data slicer with multi-mode threshold generator
08/07/2012US8238472 Carrier separation frequency error adjustment for UL multiple carrier operation
08/07/2012US8238471 Apparatus and method for interference cancellation in multi-antenna system
08/07/2012US8238470 Digital transmitter
08/07/2012US8238467 Digital transmitter
08/07/2012US8238404 Method to improve ATSC-VSB transceiver performance employing a time-frequency waveform processor
08/07/2012US8238381 Robust digital communication system
08/02/2012WO2012101386A1 Method and device for transmitting a signal using a transmission power mask
08/02/2012WO2012100848A1 Preferential allocation of different length scrambling codes
08/02/2012WO2012100709A1 Frequency offset processing method and device for multimode terminal
08/02/2012WO2012100699A1 Method and system for antennas calibration
08/02/2012WO2012100543A1 Control device and method for improving stability of cross point of eye pattern
08/02/2012WO2012030606A3 Adaptation circuitry and methods for decision feedback equalizers
08/02/2012US20120195395 EVM Pooling for Multi-Standard and Multi-Carrier Systems
08/02/2012US20120195392 Predistortion in split-mount wireless communication systems
08/02/2012US20120195353 System and method for descrambling the phase of carriers in a multicarrier communications system
08/02/2012US20120195254 Communications devices with envelope extraction and related methods
08/02/2012US20120195184 Systems and methods for orthogonal frequency divisional multiplexing
08/02/2012DE112009001930T5 Signalübertragungsvorrichtung Signal transmission device
08/01/2012EP2482506A1 Method and apparatus for forming uplink burst pulses in a communication system
08/01/2012EP2482482A2 Apparatus and method for LDPC decoding
08/01/2012EP2481192A1 Calculation of soft values for uplink communication
08/01/2012EP2481191A2 Coaxial network communication node and methods for communicating multimedia over a coaxial network with reduced-length cyclic prefixes
08/01/2012EP2481161A1 Interference cancellation for wireless communications
08/01/2012EP2195986B1 Method and system for transmitting and receiving signals
08/01/2012EP2151081B1 Processing transmissions in a wireless communication system
08/01/2012EP2079210B1 Clock data recovery device
08/01/2012EP1949632B1 Methods and apparatus for mitigation of nonlinear distortion
08/01/2012EP1867119B1 Method and apparatus for block-wise decision-feedback equalization for wireless communication
08/01/2012EP1510054B1 Method and apparatus for coupling a device to a bus
08/01/2012EP1479207B1 Method and system for joint decision feedback equalization and decoding
08/01/2012EP1374515B1 Increasing data throughput in optical fiber transmission systems
08/01/2012CN202364207U Direct-current drift suppression circuit of zero-intermediate-frequency receiver
08/01/2012CN102625437A Synchronization signal detection method and terminal
08/01/2012CN102625338A Wireless sensor network rolling horizon signal-to-noise ratio estimation method with packet loss
08/01/2012CN102625321A System and method for home base station networking
08/01/2012CN102624666A Cyclic coding method of multi-channel transceiving orthogonal multi-carrier underwater acoustic communication in sparse channel model
08/01/2012CN102624660A Four-weighted fractional Fourier transform-based narrowband interference suppression method
08/01/2012CN102624659A Method for estimating signal-to-noise ratio of multi-antenna ultra-broadband system
08/01/2012CN102624658A Transmission method of time domain synchronous-orthogonal frequency division multiplexing (TDS-OFDM) based on theory of compressive sensing
08/01/2012CN102624657A Frequency difference estimation method
08/01/2012CN102624656A Low-voltage differential signaling transmitter
08/01/2012CN102624655A Communication receiver enhancements using multi-signal capture
08/01/2012CN102624654A Equalizer circuit and printed circuit board
08/01/2012CN102624653A Extensible QR decomposition method based on pipeline working mode
08/01/2012CN102624652A LDPC decoding method and apparatus, and receiving terminal
08/01/2012CN102624521A Scrambler, scramble processing method, and program
08/01/2012CN102624514A Method for improving timing synchronous precision of wireless channel measurement
08/01/2012CN102624423A Self-adaptive predistortion method and device and frequency hopping signal emitter
08/01/2012CN102624422A Subspace minimum output energy code assist method for suppressing audio frequency interference of code division multiple access (CDMA) system
08/01/2012CN102624419A Carrier synchronization method of burst direct sequence spread spectrum system
08/01/2012CN102624418A Hydroacoustic biphase modulation direct sequence spread spectrum signal carrier frequency estimation method
08/01/2012CN102624412A Semiconductor integrated circuit and operation method of the same
08/01/2012CN102623863A Transmission line, impedance transformer, integrated circuit mounted device, and communication device module
08/01/2012CN101834705B Signal mapping and de-mapping method for wireless communication system
08/01/2012CN101795247B Method for improving power efficiency of TDRSS transponder
08/01/2012CN101640707B Information processing device, signal processing method, and signal transmission method
08/01/2012CN101584168B Logic threshold acquisition circuits and methods using reversed peak detectors
08/01/2012CN101238675B Estimating bit error probability(BEP) in an EDGE wireless system
07/2012
07/31/2012US8233577 Apparatus and method for routing of signals
07/31/2012US8233573 Dynamic optimization of overlap-and-add length
07/31/2012US8233555 Time varying delay diversity of OFDM
07/31/2012US8233541 Recursive image quality enhancement on super resolution video
07/31/2012US8233522 Decision feedback equalizer for digital TV and method thereof
07/31/2012CA2707697C Forward error correction on multiplexed cdma channels enabling high performance coding
07/26/2012WO2012099511A1 Receiving node and method for determining channel estimate
07/26/2012WO2012097831A1 Matched filtered data samples processing
07/26/2012WO2012047855A3 Compressed feedback format for wlan
07/26/2012WO2012009468A3 Methods and apparatus for minimizing inter-symbol interference in a peer-to-peer network background
07/26/2012US20120189085 Multi-symbol phase offset estimation
07/26/2012US20120189075 Method and apparatus for obtaining precoding matrix indicator
07/26/2012US20120189070 Peak-to-average power ratio reduction for hybrid fm hd radio transmission
07/26/2012US20120188901 Time division duplex wireless network and associated method using connection modulation groups
07/26/2012US20120188214 Transmitter circuit, transmission circuit and driver unit
07/25/2012EP2479946A1 Low complexity adaptive channel interpolation
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