Patents for H04L 25 - Baseband systems (55,083)
05/2004
05/12/2004CN1496123A High clarity TV balancer and its balancing method
05/12/2004CN1496107A Channel balancer and digital TV receiver using the same
05/12/2004CN1496076A Data communication method, data transmitting equipment, data receiver and data transmitting program
05/12/2004CN1496013A Optimum identification method of signal body decision identification device and its device
05/12/2004CN1149804C Device and method for spectral shaping of transimission signal in radio transmitter
05/12/2004CN1149802C Method and apparatus for coherent communication reception in a spread-spectrum commuincation system
05/12/2004CN1149797C Receiver for determination of length of channel impulse response
05/12/2004CN1149775C Method and deivce for correcting and decoding data signal
05/12/2004CN1149758C Optical receiver having no relation to bit rate, and receiving method thereof
05/12/2004CN1149742C Multivalued FSK demodulation window comparator
05/12/2004CN1149498C System and method of impulse noise effect reduction
05/11/2004US6735397 Skew discovery and compensation for WDM fiber communications systems using 8b10b encoding
05/11/2004US6735302 DSP based SLIC architecture with current-sensing voltage synthesis impedance matching and DC feed control
05/11/2004US6735260 Adaptive data slicer
05/11/2004US6735259 Method and apparatus for optimization of a data communications system using sacrificial bits
05/11/2004US6735248 Fast converging equalizer for a demodulator
05/11/2004US6735246 Integrated modem and line-isolation circuitry with data flow control and associated method
05/11/2004US6735244 Data transmission system and receiver unit thereof
05/11/2004US6735238 Ultra wideband communication system, method, and device with low noise pulse formation
05/11/2004US6734920 System and method for reducing error propagation in a decision feedback equalizer of ATSC VSB receiver
05/11/2004US6734812 Wireless communication encoding and decoding techniques using variable length codes
05/11/2004US6734810 Apparatus and method for decoding
05/11/2004US6734759 Droop compensation filter having high pass characteristic
05/11/2004US6734711 Slow input transition stabilizer circuit
05/11/2004US6734702 Impedance calibration circuit
05/11/2004US6734700 Differential output driver
05/08/2004CA2447932A1 Equalizer for a single-carrier receiver and equalization method therefor
05/06/2004WO2004039098A2 Method and arrangement for channel estimation in a wireless communication system
05/06/2004WO2004039027A2 Multicarrier transmission using a plurality of symbol lengths
05/06/2004WO2004039025A1 Algorithm for multiple-symbol differential detection
05/06/2004WO2004039023A2 Differential deskewing repeater
05/06/2004WO2004039022A2 Correction for differences between downlink and uplink channel responses
05/06/2004WO2004039011A2 Mimo wlan system
05/06/2004WO2004038989A2 Data detection and demodulation for wireless communication systems
05/06/2004WO2004038988A2 Pilots for mimo communication systems
05/06/2004WO2004038987A2 Transmit diversity processing for a multi-antenna communication system
05/06/2004WO2004038986A2 Closed-loop rate control for a multi-channel communication system
05/06/2004WO2004038985A2 Multi-mode terminal in a wireless mimo system with spatial multiplexing
05/06/2004WO2004038984A2 Mimo system with multiple spatial multiplexing modes
05/06/2004WO2004038952A2 Channel estimation and spatial processing for tdd mimo systems
05/06/2004WO2004038951A2 Random access for wireless multiple-access communication systems
05/06/2004WO2004038949A1 Processing device and processing method
05/06/2004WO2004038939A1 Method of removing dc offset for a zif-based gsm radio receiver with digital frequency offset correction
05/06/2004WO2004038936A2 Bidirectional turbo isi canceller-based dsss receiver for high-speed wireless lan
05/06/2004WO2004021589A9 Apparatus and method for dc offset compensation in a direct conversion receiver
05/06/2004WO2004004181A3 Communication system for sending dissimilar types of data accross a synchronous network
05/06/2004WO2004001747A3 Balanced disparity channel code for dc control
05/06/2004WO2003098916A3 High-resolution image projection
05/06/2004US20040088633 Error correcting 8B/10B transmission system
05/06/2004US20040088631 Method and device for signaling a transmission fault on a data line
05/06/2004US20040088620 Maximum time interval error test signal generating apparatus not affected by low-pass measuring filter
05/06/2004US20040088436 Ring network and data transmitter
05/06/2004US20040087324 Channel estimation and spatial processing for TDD MIMO systems
05/06/2004US20040087308 Data transfer method in radio system
05/06/2004US20040087291 Ultra-wideband transmitted and receiver, and ultra-wideband wireless communication method
05/06/2004US20040087290 Equalizing circuit with notch compensation for a direct coversion receiver
05/06/2004US20040087275 System and method for antenna diversity using joint maximal ratio combining
05/06/2004US20040086069 Compensating jitter in differential data signals
05/06/2004US20040086067 Clock timing recovery using arbitrary sampling frequency
05/06/2004US20040086058 Transmitter adjustment based on transmission statistics
05/06/2004US20040086055 Pilot-aided channel estimation for OFDM in wireless systems
05/06/2004US20040086036 Decision feedback equalizer having reduced gate count
05/06/2004US20040086035 EHF equalizer implemented with MEMs tap weight controls
05/06/2004US20040086033 Bit processing method for adaptive multirate modulation
05/06/2004US20040086001 Digital shaped gaussian monocycle pulses in ultra wideband communications
05/06/2004US20040085995 System and method for embedding a sub-channel in a block coded data stream
05/06/2004US20040085939 Channel calibration for a time division duplexed communication system
05/06/2004US20040085917 Channel estimation apparatus and methods
05/06/2004US20040085890 Channel norm-based ordering and whitened decoding for MIMO communication systems
05/06/2004US20040085823 Configurable amplifier array incorporating programmable EHF transmission lines
05/06/2004US20040085098 Level determination circuit determining logic level of input signal
05/06/2004US20040085097 Dual differential comparator circuit with full range of input swing
05/06/2004EP1416693A2 Symbol timing recovery in a multicarrier receiver
05/06/2004EP1416690A2 Setting of detection thresholds
05/06/2004EP1416689A1 Channel estimation using the guard interval of a multicarrier signal
05/06/2004EP1416688A1 Iterative channel estimation in multicarrier receivers
05/06/2004EP1416652A1 Adaptive electrical transversal filter with unipolar taps
05/06/2004EP1416632A1 Circuit for generating a pulse-shaped signal for a communication line
05/06/2004EP1415449A2 Predistortion of contention signals
05/06/2004EP1415441A2 Method and apparatus for a network bus topology
05/06/2004EP1415428A1 Channel estimation in a multi carrier transmit diversity system
05/06/2004EP1415406A1 Mode controller for signal acquisition and tracking in an ultra wideband communication system
05/06/2004EP1415403A2 System and method for canceling interference in a communication system
05/06/2004CA2810036A1 Random access for wireless multiple-access communication systems
05/06/2004CA2756741A1 Ofdm communication system with multiple ofdm symbol sizes
05/06/2004CA2756728A1 Ofdm communication system with multiple ofdm symbol sizes
05/06/2004CA2753403A1 Channel estimation and spatial processing for tdd mimo systems
05/06/2004CA2753327A1 Channel estimation and spatial processing for tdd mimo systems
05/06/2004CA2751604A1 Pilots for mimo communication systems
05/06/2004CA2503440A1 Algorithm for multiple-symbol differential detection
05/06/2004CA2502814A1 Bidirectional turbo isi canceller-based dsss receiver for high-speed wireless lan
05/06/2004CA2502804A1 Channel estimation and spatial processing for tdd mimo systems
05/06/2004CA2502801A1 Correction for differences between downlink and uplink channel responses
05/06/2004CA2502790A1 Method of removing dc offset for a zif-based gsm radio receiver with digital frequency offset correction
05/06/2004CA2501634A1 Pilots for mimo communication systems
05/06/2004CA2501458A1 Ofdm communication system with multiple ofdm symbol sizes
05/06/2004CA2501398A1 Random access for wireless multiple-access communication systems
05/06/2004CA2501285A1 Multi-mode terminal in a wireless mimo system with spatial multiplexing
05/06/2004CA2500355A1 Mimo wlan system
05/06/2004CA2500164A1 Closed-loop rate control for a multi-channel communication system