Patents for H04L 25 - Baseband systems (55,083)
08/2005
08/31/2005CN1217556C Interference eliminating method between basic stations of mobile communication system and correspondent mobile communication system
08/31/2005CN1217517C Decision feedback equlizing device
08/30/2005US6937681 Skew correction apparatus
08/30/2005US6937667 Apparatus, system and method for flip modulation in an impulse radio communications system
08/30/2005US6937664 System and method for multi-symbol interfacing
08/30/2005US6937663 Baseband signal converter for a wideband impulse radio receiver
08/30/2005US6937650 Method and apparatus for channel equalization with a digital FIR filter using a pseudo random sequence
08/30/2005US6937649 Ghost eliminating equalizer
08/30/2005US6937648 Equalizer for communication over noisy channels
08/30/2005US6937646 Leakage nulling receiver correlator structure and method for ultra wide bandwidth communication system
08/30/2005US6937642 CDMA communication system and channel estimating method used in the same
08/30/2005US6937639 System and method for positioning pulses in time using a code that provides spectral shaping
08/30/2005US6937624 System for manintaining inter-packet gaps in cascade transmission system for packet-based data
08/30/2005US6937617 Apparatus and method for trellis encoding data for transmission in digital data transmission systems
08/30/2005US6937111 Device and system having self-terminated driver and active terminator for high speed interface
08/30/2005US6937078 Circuit configuration for regenerating clock signals
08/30/2005US6937067 System and method for balancing capacitively coupled signal lines
08/30/2005US6937059 Output buffer circuit with control circuit for modifying supply voltage and transistor size
08/30/2005US6937056 System and method for transmission-line termination by signal cancellation, and applications thereof
08/30/2005US6937055 Programmable I/O buffer
08/30/2005US6937054 Programmable peaking receiver and method
08/30/2005CA2310178C Method and apparatus for reducing the computational complexity and relaxing the critical path of reduced state sequence estimation (rsse) techniques
08/25/2005WO2005079033A2 Subband-based demodulation using reduced fourier transform for an ofdm-based communication system
08/25/2005WO2005079032A1 Pll circuit, demodulator circuit, ic card, and ic card processing apparatus
08/25/2005WO2005079031A2 Channel estimation for a wireless communication system with multiple parallel data streams
08/25/2005WO2005078949A1 Mobile communication system and wireless apparatus used therein
08/25/2005WO2005078932A1 Pull-up circuit
08/25/2005WO2005078927A1 Bit rate determination circuit based on low bit rate signal
08/25/2005WO2005077086A2 System and method for transmitting data via wave reflection
08/25/2005WO2005067216A3 Method and apparatus to provide data packet
08/25/2005WO2005029747A3 System and method for locating and determining discontinuities in a communications medium using frequency domain correlation
08/25/2005US20050188136 Computer product, communication control method, and communication control device
08/25/2005US20050187683 Data communications control system
08/25/2005US20050186986 WLAN transmitter having high data throughput
08/25/2005US20050186933 Channel equalization system and method
08/25/2005US20050185969 Method and apparatus for processing optical duobinary signals
08/25/2005US20050185743 Apparatus for burst and timing synchronization in high-rate indoor wireless communication
08/25/2005US20050185742 Optimum phase timing recovery in the presence of strong intersymbol interference
08/25/2005US20050185739 WLAN receiver having an iterative decoder
08/25/2005US20050185738 Payload based channel estimation of a wireless channel
08/25/2005US20050185728 Calibration of downlink and uplink channel responses in a wireless MIMO communication system
08/25/2005US20050185724 Method and apparatus providing time domain interpolated channel estimation with advanced noise suppression for multicarrier transmissions
08/25/2005US20050185721 Serial transmission system, its transmission-side circuit, and its reception-side circuit
08/25/2005US20050185710 Adaptive equalizer with DC offset compensation
08/25/2005US20050185708 Apparatus for measuring jitter, method of measuring jitter and computer-readable medium storing a program thereof
08/25/2005US20050185699 Spread spectrum, cross-correlated and filtered modulated systems
08/25/2005US20050185665 Management method for a bidirectional and simultaneous exchange of digital signals and a corresponding interface for a bidirectional and simultaneous communication
08/25/2005US20050185640 Serial line circuit
08/25/2005US20050185621 Systems and methods for parallel communication
08/25/2005US20050185605 Pilot-based channel estimation method for MC-CDMA system using frequency interleaving
08/25/2005US20050185574 Data loading method, transmitter, and base station
08/25/2005US20050185573 Ofdm equalizer filter with shared multiplier
08/25/2005US20050184801 Adaptive equalizer with DC offset compensation
08/25/2005US20050184782 Differential input receiver
08/25/2005US20050184756 Method and circuit arrangement for the generation of ternary signals
08/25/2005DE4404816B4 Vorrichtung zur Übertragung von Energie und Daten zwischen der Fahrzeug- und der Lenkradseite von Kraftfahrzeugen Device for transmission of energy and data between the vehicle and the steering wheel side of motor vehicles
08/25/2005DE19643410B4 Verfahren zur Decodierung eines digitalen Signals und Verwendung desselben in einem Bussystem A method of decoding a digital signal and use of the same in a bus system
08/25/2005DE102004012828B3 Frequency band equalization for receiver of transmission system operating with multiple carriers, provides equalizers for received input signals on each carrier frequency
08/25/2005CA2704253A1 Subband-based demodulation for an ofdm-based communication system
08/25/2005CA2555397A1 Channel estimation for a wireless communication system with multiple parallel data streams
08/24/2005EP1566932A2 Adaptive equalizer with DC offset compensation
08/24/2005EP1566917A2 Adaptive MIMO systems
08/24/2005EP1566915A2 WLAN transmitter having high data throughput
08/24/2005EP1566912A2 Wlan receiver having an iterative decoder
08/24/2005EP1566907A1 Communication system, communication method, transmission device, reception device, and control program
08/24/2005EP1566906A1 Delay profile estimation device and correlator
08/24/2005EP1566904A1 Method and apparatus for processing optical duobinary signals
08/24/2005EP1566885A2 Adaptive equalizer with DC offset compensation
08/24/2005EP1566033A1 Method and system for applying viterbi type psk demodulation for optimum correlation of gps signals
08/24/2005EP1566032A2 Method and apparatus for transmission of a modulated signal using differential voltages
08/24/2005EP1566031A1 Composite response matched filter
08/24/2005EP1197049B1 A method and apparatus for performing dc-offset compensation in a radio receiver
08/24/2005CN2720728Y Terminal equipment based on wirefree communication model group in monitoring and navigation management system
08/24/2005CN1659841A Reduced complexity intercarrier interference cancellation
08/24/2005CN1659840A Receiver with a decision feedback equalizer and a linear equalizer
08/24/2005CN1659786A Selectable clocking architecture
08/24/2005CN1659780A Decision feedback equalizer
08/24/2005CN1659587A Data carrier comprising means for influencing the slope course of the signal edges in an amplitude-modulated signal
08/24/2005CN1659064A Circuit for detecting ground offset of parts of a network
08/24/2005CN1658605A Digital broadcast signal receiving apparatus and method
08/24/2005CN1658604A Adaptive equalizer with DC offset compensation
08/24/2005CN1658603A Adaptive equalizer with DC offset compensation
08/24/2005CN1658602A Transmission method of digital signal of raido microphone
08/24/2005CN1658534A Pilot sequence for frame synchronization and frame synchronization method and device therefor
08/24/2005CN1216476C Data interlaced device and method
08/23/2005US6934866 Network interface using programmable delay and frequency doubler
08/23/2005US6934346 Apparatus and method for substantially eliminating a near-channel interfering amplitude modulated signal
08/23/2005US6934345 Apparatus, method and system for correlated noise reduction in a trellis coded environment
08/23/2005US6934328 Relaxed, more optimum training for modems and the like
08/23/2005US6934327 Acquisition of a continuous-phase modulation waveform
08/23/2005US6934324 Zero value-detecting circuit
08/23/2005US6934321 W-CDMA transmission rate estimation method and device
08/23/2005US6934308 Precoding circuit and precoding-mulitplexing circuit for realizing very high transmission rate in optical fiber communication
08/23/2005US6934307 Multichannel communications link receiver having parallel optical components
08/23/2005US6934301 Method and apparatus for converting data packets between a higher bandwidth network and a lower bandwidth network
08/23/2005US6933862 Power consumption stabilization system and method
08/23/2005US6933763 Device and high speed receiver including such a device
08/23/2005US6933746 Method and apparatus for coupling an input node to an output node
08/18/2005WO2005076559A1 Channel adaptation using variable sounding signal rates
08/18/2005WO2005076558A1 Pilot transmission and channel estimation for an ofdm system with excess delay spread