Patents for H04L 25 - Baseband systems (55,083)
09/2004
09/01/2004EP1451990A2 Apparatus and method for passing large bitwidth data over a low bitwidth datapath
09/01/2004EP1451989A1 Adsl pre-qualification method comprising echo-canceller optimisation with maximum selectivity
09/01/2004EP1451964A2 Time-domain transmit and receive processing using singular value decomposition for mimo systems
09/01/2004EP1451962A1 Methods and apparati for rate matching and decoding
09/01/2004EP0813779B1 High-speed data transmission in mobile communication networks
09/01/2004CN1526221A CMI signal timing recovery
09/01/2004CN1526196A Reduced soft output information packet selection
09/01/2004CN1525768A Channel estimation method for a mobile communication system
09/01/2004CN1525678A Mobile station, base station, and program for and method of wireless transmission
09/01/2004CN1525347A Signal transmitting device suited to fast signal transmission
09/01/2004CN1165007C Data transmission device, display and data sender, receiver and transmission method
08/2004
08/31/2004US6785520 System and method for antenna diversity using equal power joint maximal ratio combining
08/31/2004US6785351 Method and system for Doppler frequency estimation
08/31/2004US6785349 Correlation based method of determining frame boundaries of data frames that are periodically extended
08/31/2004US6785348 Demodulator and method for demodulating CPFSK-modulated signals using a linear approximation of the CPFSK signal
08/31/2004US6785344 Fast threshold determination for packet-multiplexed digital communication
08/31/2004US6785340 PCM upstream and downstream system for universal digital loop carrier
08/31/2004US6785331 Predictive encoding and decoding methods of video data
08/31/2004US6785328 Time domain equalization for discrete multi-tone systems
08/31/2004US6785327 Multiported register file for burst mode coefficient updating
08/31/2004US6785326 Method and apparatus for detecting and compensating digital losses in a communications network
08/31/2004US6785258 System and method for data scrambling to reduce the crest factor in an OFDM waveform
08/31/2004US6785138 Repeater case for HDSL modules
08/31/2004US6784981 Flow cytometry-based hematology system
08/31/2004US6784861 Liquid-crystal display device and method of signal transmission thereof
08/31/2004US6784818 Analog to digital converter with interpolation of reference ladder
08/31/2004US6784689 Transmission gate based signal transition accelerator
08/31/2004US6784688 Skewed repeater bus
08/31/2004CA2262998C Frame-based spectral shaping method and apparatus
08/26/2004WO2004073276A1 Two-dimensional channel estimation for multicarrier multiple input outpout communication systems
08/26/2004WO2004073274A1 Low voltage multistage adaptive equalizer
08/26/2004WO2004073249A1 Differential multiple-norm transmit diversity with forward error correction and related diversity reception
08/26/2004WO2004073247A1 Differential multiple-length transmit and reception diversity
08/26/2004WO2004073221A1 Transmission system, particularly for optical fiber offset of x-dsl signals
08/26/2004WO2004073194A1 A single transformer hybrid system and method
08/26/2004WO2004073185A2 Reducing interference in a gsm communication system
08/26/2004WO2004073180A2 System and method for interference cancellation in a wireless communication receiver
08/26/2004WO2004072854A1 Arrangement for compensation of ground offset in a data bus system
08/26/2004WO2004056029A3 Communication system with uplink space-time coding via coordinated mobile terminals
08/26/2004US20040166911 Pulse data coding method for wireless signal transmitting and receiving devices
08/26/2004US20040165719 Line driver for digital signal transmission
08/26/2004US20040165684 Derivation of eigenvectors for spatial processing in MIMO communication systems
08/26/2004US20040165683 Channel estimation for communication systems
08/26/2004US20040165679 Data recovery apparatus and method for decreasing data recovery error in a high-speed serial link
08/26/2004US20040165677 Method and system to efficiently modulate data while reducing DC drift
08/26/2004US20040165674 Method for initialization and stepsize control of time-domain equalizer in multi-carrier communication system
08/26/2004US20040165671 Nyquist pulse driver for data transmission
08/26/2004US20040165669 Signal transmission apparatus and interconnection structure
08/26/2004US20040165660 Adaptive clock-less equalizer circuit
08/26/2004US20040165654 Efficient multipath centroid tracking circuit for a code division multiple access (CDMA) system
08/26/2004US20040165653 Equalization of multiple signals received for soft handoff in wireless communication systems
08/26/2004US20040165652 Device and method for low interference signal transmission
08/26/2004DE10348327A1 Systeme und Verfahren zum Einbringen von Test-Jitter in Daten-Bit-Ströme Systems and methods for inserting test jitter in data bit streams
08/26/2004DE102004004881A1 Spannungsabwärtsumsetzer für einen Niederspannungsbetrieb Voltage down converter for low voltage operation
08/25/2004EP1450532A1 Method and apparatus for filtering encapsulated data packets by truncation of the net power from symbols situated at the edges of the packets
08/25/2004EP1450530A2 Method to overlay a secondary communication channel onto an encoded primary communication channel
08/25/2004EP1450529A2 Enhanced control character set for multilane communications
08/25/2004EP1449338A1 Adaptive equalizer operating at a sampling rate asynchronous to the data rate
08/25/2004EP1449337A2 Apparatus and method for constraining the value of feedback filter tap coefficients in a decision feedback equalizer
08/25/2004EP1449336A1 Method and apparatus for estimation of phase offset between communication channels
08/25/2004EP1449313A1 Method for determining a gain offset between transmission channels
08/25/2004EP1449275A1 Efficient multiple input multiple output system for multi; path fading channels
08/25/2004EP1224736B1 Push-pull end stage for digital signals with controlled output levels
08/25/2004CN1524357A Method for improving a channel estimate in a radiocommunication system
08/25/2004CN1523870A Asymmetrical digital subscriber line system
08/25/2004CN1523848A SIP service method in a network having a NAT
08/25/2004CN1523842A Signal transmission apparatus and interconnection structure
08/25/2004CN1523786A 无线装置 Wireless devices
08/25/2004CN1523767A An intermediate frequency signal processing method and circuit
08/25/2004CN1523761A Open drain type output buffer
08/25/2004CN1523759A Current driver circuit
08/25/2004CN1164060C Method for communication using pulse decoding
08/24/2004US6782300 Circuits and methods for extracting a clock from a biphase encoded bit stream and systems using the same
08/24/2004US6782096 Subscriber line driver and termination
08/24/2004US6782048 Ultra-wideband communication through a wired network
08/24/2004US6782046 Decision-directed adaptation for coded modulation
08/24/2004US6782042 Methods and devices for simplifying blind channel estimation of the channel impulse response for a DMT signal
08/24/2004US6782038 Method and apparatus for radio communications
08/24/2004US6781905 Serial data detection circuit performing same offset adjustment to signal receiver as performed to reference receiver
08/24/2004US6781470 Tunable oscillator
08/24/2004US6781442 Self-bias adjustment circuit
08/24/2004US6781438 Method and device for generating a reference voltage
08/24/2004US6781405 Adaptive signal termination
08/24/2004CA2378839C Improved method for determining subscriber loop make-up
08/19/2004WO2004071106A2 Method for storing and transmitting data generated by a security module
08/19/2004WO2004071039A1 Method and system for eliminating spectral lines in time hopping ultra wide bandwidth signal
08/19/2004WO2004070982A2 Method for transmitting data in a multi-carrier radio communication system
08/19/2004WO2004070981A1 Wireless communication system, wireless transmitter, wireless receiver, wireless communication method, wireless transmission method and wireless reception method
08/19/2004WO2004070968A1 Receiver system and method for reduced swing differential clock
08/19/2004WO2004070582A2 Wideband cable system
08/19/2004WO2004049659A3 Method and apparatus for transmission of a modulated signal using differential voltages
08/19/2004WO2004047311A3 Reduced complexity channel estimation for wireless communication systems
08/19/2004WO2004038985A3 Multi-mode terminal in a wireless mimo system with spatial multiplexing
08/19/2004US20040163129 Wideband cable system
08/19/2004US20040162030 Systems and methods for improving channel estimation
08/19/2004US20040161916 Apparatus for adjusting input capacitance of semiconductor device and fabricating method
08/19/2004US20040161081 Asymmetrical digital subscriber line system
08/19/2004US20040161070 System and method for testing the operation of a DLL-based interface
08/19/2004US20040161066 Minimum equalization error based channel estimator
08/19/2004US20040161065 Reducing interference in a GSM communication system