Patents for H04L 25 - Baseband systems (55,083)
02/2005
02/15/2005US6856164 Semiconductor integrated circuit having on-chip termination
02/15/2005US6856138 Time-domain reflectometer for testing terminated network cable
02/15/2005CA2308648C Method to control data reception buffers for packetized voice channels
02/15/2005CA2180258C A wireless digital synchronized diversity receiver
02/10/2005WO2005013626A2 Rake receiver with multi-path interference accommodation
02/10/2005WO2005013574A1 Method for pre-filtering training sequences in a radiocommunication system
02/10/2005WO2005013547A1 Signaling with multiple clock lines
02/10/2005WO2005013545A1 Method and device for determining a dominant disturbance type
02/10/2005WO2005013543A1 Scaling and quantizing soft-decision metrics for decoding
02/10/2005WO2004112303A3 Method and apparatus for single burst equalization of single carrier signals in broadband wireless access systems
02/10/2005WO2004105283A3 Method and apparatus for odu to idu telemetry interface in vsat systems
02/10/2005WO2004102813A3 Estimation of multipath channel with sub-chip resolution
02/10/2005WO2004079969A3 Channel estimation based on an estimated channel delay spread
02/10/2005WO2004070582A3 Wideband cable system
02/10/2005WO2003041212A3 Non-linear transmission line using varactors and non-parallel waveguide
02/10/2005US20050033902 Receiver, transceiver circuit, signal transmission method, and signal transmission system
02/10/2005US20050032521 Method and apparatus for scheduling multiple users in a mobile communication system using multiple transmit/receive antennas
02/10/2005US20050031064 System and method for canceling interference in a communication system
02/10/2005US20050031063 Inter-symbol interference canceller
02/10/2005US20050031061 Method for whitening colored noise in a communication system
02/10/2005US20050031055 Bit slicer system and method for synchronizing data streams
02/10/2005US20050031052 Apparatus and method for synchronous demodulation
02/10/2005US20050031024 Reduced complexity sliding window based equalizer
02/10/2005US20050030974 Methods and systems for aggregating ethernet communications
02/10/2005US20050030934 Data transmission system
02/10/2005US20050030925 MC-CDMA downlink transmission method
02/10/2005US20050030909 Amplifier for downstream and upstream signals
02/10/2005US20050030888 Orthogonal frequency digital multiplexing correlation canceller
02/10/2005US20050030885 Frequency offset differential pulse position modulation
02/10/2005US20050030820 Simultaneous bi-directional transceiver
02/10/2005US20050030682 Input circuit and method for the operation thereof
02/10/2005US20050030066 Transition-aware signaling
02/10/2005US20050030063 Integrated circuit and method of improving signal integrity
02/10/2005US20050030060 Open drain type output buffer
02/10/2005US20050029007 Alien crosstalk suppression with enhanced patch cord
02/10/2005DE4328257B4 Verfahren zur Übertragung von durch einen Meßfühler bearbeiteten Signalen an eine zentrale Station und Vorrichtung zu dessen Durchführung Method for transmission of signals processed by a sensor to a central station and device for its implementation
02/10/2005DE10335009A1 Verfahren zur drahtlosen Datenübertragung zwischen einer Basisstation und einem Transponder Method for wireless data transmission between a base station and a transponder
02/10/2005DE10334154A1 Anordnung und Verfahren für eine Synchrondemodulation Apparatus and method for a synchronous demodulation
02/10/2005DE102004033442A1 Vorrichtung und Verfahren für direkte Kanalzustandsmessung eines Empfängers Apparatus and method for direct measurement of a receiver channel state
02/10/2005DE10051709B4 Verfahren zur nichtkooperativen Demodulation von linear modulierten digitalen Nachrichtensendungen Method for non-cooperative demodulation of linearly modulated digital news broadcasts
02/09/2005EP1505785A2 Pulse transmission using second or higher-order derivatives
02/09/2005EP1505741A2 Method and apparatus for scheduling multiple users in a mobile communication system using multiple transmit/receive antennas
02/09/2005EP1505732A1 Digital clock modulator
02/09/2005EP1504601A2 Packet error signal generator
02/09/2005EP1504596A2 High-resolution image projection
02/09/2005EP1504557A1 Diversity method and device
02/09/2005EP1504543A2 Data access arrangement using a high frequency transformer for electrical isolation
02/09/2005EP1504538A1 Transmitting and receiving arrangement with a channel orientated link
02/09/2005EP1378090A4 Data capture technique for high speed signaling
02/09/2005EP1177665A4 Method and apparatus for adaptively classifying a multi-level signal
02/09/2005CN2678262Y Multi-beam code capturing device
02/09/2005CN1579078A ZF-based adaptive asynchronous receiver
02/09/2005CN1579077A Channel tracking and signal detection in mimo systems
02/09/2005CN1579063A Transmission signals, method and apparatus
02/09/2005CN1579050A Apparatus and method for reception
02/09/2005CN1579049A Method and apparatus for detecting messages with unknown signaling characteristic
02/09/2005CN1578485A Automatic correcting frequency method for time-division radio communication system and apparatus thereof
02/09/2005CN1578295A DC offset estimation and compensation in OFDM radio receivers
02/09/2005CN1578293A False noise sequence detecting apparatus and method for quadrature frequency division multiplexing receiver
02/09/2005CN1578292A Transmitting and receiving apparatus and method in an orthogonal frequency division multiplexing system
02/09/2005CN1578291A Symbol timing recovering apparatus for quadrature frequency division multiplexing receiver
02/09/2005CN1578290A System and method for channel estimation in an OFDM mobile communication system
02/09/2005CN1578289A Receiving device with time-domain equalizer and receiving method thereof
02/09/2005CN1578288A Quadrature frequency division multiplexing receiving device and receiving method thereof
02/09/2005CN1578287A 波形均衡器 Waveform equalizer
02/09/2005CN1578286A Method for ultra wideband communication using frequency band modulation, and system for the same
02/09/2005CN1578209A Asynchronous communication circuit
02/09/2005CN1578204A OFDM receiver and metric generator thereof
02/09/2005CN1578191A Radio receiver, radio transmitter and impedance control method
02/09/2005CN1578180A RF modem utilizing SAW device and pulse shaping
02/09/2005CN1578177A Wireless data transmission between base station and transponder
02/09/2005CN1578143A 半导体集成电路器件 The semiconductor integrated circuit device
02/09/2005CN1189010C High frequency network communication equipments for transmitting over various lines
02/09/2005CN1188999C Method for adapting decision level during conversion of analog signal into digital signal and digital receiver
02/09/2005CN1188979C FDD/TDD transceivers for wireless communication equipment
02/09/2005CN1188975C Space-time iterative multiuser detecting algorithm based on sensitive bit and space grouping
02/09/2005CN1188957C Channel estimating method and apparatus thereof
02/08/2005US6854024 Identification of a peripheral connection state with a universal serial bus
02/08/2005US6853695 System and method for deriving symbol timing
02/08/2005US6853689 Method and apparatus for channel estimation with transmit diversity
02/08/2005US6853688 Low complexity maximum likelihood detection of concatenated space codes for wireless applications
02/08/2005US6853681 Using different channel models for different training sequences
02/08/2005US6853679 Interconnect circuit for data transmission in an integrated circuit
02/08/2005US6853674 Variable wavelength impulse transmission
02/08/2005US6853624 Method for calibrating signal propagation delay in network trunk
02/08/2005US6853220 Method and amplification circuit with pre-emphasis
02/08/2005US6853213 Input/output circuit, reference-voltage generating circuit, and semiconductor integrated circuit
02/08/2005CA2360266C Combined discrete automatic gain control (agc) and dc estimation
02/08/2005CA2249981C Channel estimation arrangement
02/03/2005WO2005011226A1 Apparatus and method for multicarrier transmission / reception with transmission quality evaluation
02/03/2005WO2005011225A2 Continuous phase frequency shift keying system
02/03/2005WO2005011222A1 Clock retraining method for receivers
02/03/2005WO2005011220A1 Channel estimation and sequence estimation for the reception of optical signal
02/03/2005WO2005011219A1 Nonlinear precoding method for a digital broadcast channel
02/03/2005WO2005011218A1 Cross-over voltage lock for differential output drivers
02/03/2005WO2005011164A1 Reception device in communication system
02/03/2005WO2005011144A2 Method and device for estimating a propagation channel of a multicarrier signal
02/03/2005WO2005011128A1 Method and system for communication in a multiple access network
02/03/2005WO2004084419A3 Hard decision-based decorrelator for estimating spatial signatures in a wireless communications system
02/03/2005US20050026584 Low-latency DC compensation