Patents for H04L 25 - Baseband systems (55,083)
08/2005
08/04/2005US20050170780 Communications channel characterization device and associated methods
08/04/2005US20050169585 XFP transceiver with 8.5G CDR bypass
08/04/2005US20050169417 System and method of phase-locking a transmit clock signal phase with a receive clock signal phase
08/04/2005US20050169412 Pattern-dependent equalization and detection
08/04/2005US20050169407 Receiver circuit and a method for its operation
08/04/2005US20050169406 Receiver for optical or electromagnetic signals with iterative equalization and error correction plus a method for improving the exactness in relating binary data to a digitalized -data transmitting, analog electromagnetic or optical-electrical signal
08/04/2005US20050169405 Method and apparatus for detecting a three-state signal in a base station in a wireless communications system
08/04/2005US20050169393 Receiver device of communication system
08/04/2005US20050169362 Fractional spaced equalizer
08/04/2005US20050169361 Computation of decision feedback equalizer coefficients with constrained feedback tap energy
08/04/2005US20050169359 Apparatus and method for multi-channel equalization
08/04/2005US20050169316 Time division multiplexing frame for multiplexing different synchronous signals and method for transmitting and receiving the same
08/04/2005US20050169168 Integrated circuit with dual eye openers
08/04/2005US20050168262 High-speed receiver for high i/o voltage and low core voltage
08/04/2005US20050168239 Low reflection driver for a high speed simultaneous bidirectional data bus
08/04/2005DE10349739A1 Verfahren und Vorrichtung zum Interpolieren oder Dezimieren eines Signals Method and apparatus for interpolating or decimating a signal
08/04/2005DE10202932B4 Übertragung mit DS-CDMA und CPM Transmission with DS-CDMA and CPM
08/04/2005DE102004060970A1 Armbandcomputer Wristop Computers
08/04/2005DE10058336B4 Verfahren zur Strahlformung in Systemen mit Gruppenantennen an Sende- und Empfangsstationen A method for beamforming in systems with array antennas at transmitter and receiver stations
08/04/2005CA2553944A1 Data detection for a hierarchical coded data transmission
08/03/2005EP1560389A1 Method and receiver for optical or electromagnetic signals with iterative equalization and error correction
08/03/2005EP1560388A1 A method of channel estimation in wideband cdma communication
08/03/2005EP1560357A2 Method and apparatus for detecting a three-state signal in a base station in a wireless communications system
08/03/2005EP1560355A1 Time division multiplexing frame for multiplexing different synchronous signals and method for transmitting and receiving the same frame
08/03/2005EP1560347A1 Simplified block linear equalizer with block space time transmit diversity
08/03/2005EP1560345A1 Wireless ultra wideband network having interference mitigation and related methods
08/03/2005EP1560344A1 Wireless ultra wideband network having frequency BIN transmission level setting and related methods
08/03/2005EP1560034A1 A method and apparatus to measure and display data dependent eye diagrams
08/03/2005EP1559252A1 Channel estimation using the guard interval of a multicarrier signal
08/03/2005EP1559251A1 Methods for channel estimation in the presence of transmit beamforming
08/03/2005EP1559231A2 Mimo system with multiple spatial multiplexing modes
08/03/2005EP1559209A2 Channel estimation and spatial processing for tdd mimo systems
08/03/2005EP1525685A4 Method and apparatus to establish constellations for imperfect channel state information at a receiver
08/03/2005EP1488543A4 Transmit processing using receiver functions
08/03/2005EP1428364B1 Method and circuit configuration for adapting the voltage level for the transmission of data
08/03/2005EP1388240B1 Method and device for reconstructing data clocked at a symbol rate from a distorted analogue signal
08/03/2005EP1221232B1 Automatic output drive level control in home networking transceiver
08/03/2005EP1138142B1 Method for determining a trellis path using a reference matrix
08/03/2005EP1023793A4 Adaptive data recovery system and methods
08/03/2005EP0932286B1 Data transmission method and game system constructed by using the method
08/03/2005EP0824817B1 Apparatus and method for communicating data word blocks together with control words
08/03/2005CN1650555A OFDM-CDMA transmission device and OFDM-CDMA transmission method
08/03/2005CN1650541A Wireless communication using multi-transmit multi-receive antenna arrays
08/03/2005CN1650291A Filter structure for iterative signal processing
08/03/2005CN1649406A Emphasis circuit
08/03/2005CN1649333A Bit loading method in selecting frequency single carrier wave blocking transmission system
08/03/2005CN1649332A Method for front amplifier data communication used on-line analyzing instrument
08/03/2005CN1213580C Modulation method for a multi-carrier process with pre-emphasis
08/03/2005CN1213548C Method for estimating channel inpulse response of mobile radio channel
08/02/2005US6925575 Selectable clocking synchronization of a parallel-to-serial converter and memory
08/02/2005US6925516 System and method for providing an improved common control bus for use in on-line insertion of line replaceable units in wireless and wireline access systems
08/02/2005US6925172 Line interface with gain feedback coupled matching impedance
08/02/2005US6925131 Determining channel characteristics in a wireless communication system that uses multi-element antenna
08/02/2005US6925130 Method and system for a reduced emissions direct drive transmitter for unshielded twisted pair (UTP) applications
08/02/2005US6925112 Discrete multitone modem initialization system and method
08/02/2005US6925110 Signal processing method and device for a spread spectrum radio communication receiver
08/02/2005US6925108 Ultrawide bandwidth system and method for fast synchronization
08/02/2005US6924753 Robust system for transmitting and receiving map data
08/02/2005US6924675 Buffer device
08/02/2005US6924660 Calibration methods and circuits for optimized on-die termination
08/02/2005US6924659 Programmable signal termination for FPGAs and the like
08/02/2005CA2495844A1 A method and apparatus to measure and display data dependent eye diagrams
08/02/2005CA2373543C Method and apparatus for calculating bit log-likelihood ratios for qam signals
08/02/2005CA2217073C Multimode digital modem
07/2005
07/28/2005WO2005069572A1 Multicarrier receivers and methods for separating transmitted signals in a multiple antenna system
07/28/2005WO2005069568A1 Channel estimation using pilot and control signals
07/28/2005WO2005069523A1 A system, a transceiver structure for use therein and a method of processing signals in such a system
07/28/2005WO2005069506A1 A method and transmitter, receiver and transceiver systems for ultra wideband communication
07/28/2005WO2005069493A1 Apparatus and method for generating and decoding forward error correction codes having variable rate in a high-rate wireless data communication system
07/28/2005WO2005043850A8 Flexible versatile low-cost wireline transmit driver
07/28/2005WO2005027344A3 Programmable logic device including programmable multi-gigabit transceivers
07/28/2005WO2005020081A3 Communication system using embedded synchronisation
07/28/2005WO2004038984A9 Mimo system with multiple spatial multiplexing modes
07/28/2005US20050166122 System and method for generating cyclic codes for error control in digital communications
07/28/2005US20050165970 Adaptive-allocation of I/O bandwidth using a configurable interconnect topology
07/28/2005US20050165923 Transmitter device and relay device for performing data transmission control
07/28/2005US20050165579 Method of determining a data rate and apparatus therefor
07/28/2005US20050164661 Emphasis circuit
07/28/2005US20050164644 Radio communication device receiver device and reception manner selecting method
07/28/2005US20050164639 Frequency offset compensation in a digital frequency shift keying receiver
07/28/2005US20050163268 Predistortion circuit and method for compensating nonlinear distortion in a digital RF communications transmitter
07/28/2005US20050163267 Enhanced denoising system
07/28/2005US20050163260 Decoder and receiver
07/28/2005US20050163259 Processing device and processing method
07/28/2005US20050163258 Time filtering for excess delay mitigation in OFDM systems
07/28/2005US20050163257 Channel estimation for a communication system using spectral estimation
07/28/2005US20050163252 Transmitter predistortion circuit and method therefor
07/28/2005US20050163251 Predistortion circuit and method for compensating A/D and other distortion in a digital RF communications transmitter
07/28/2005US20050163250 Distortion-managed digital RF communications transmitter and method therefor
07/28/2005US20050163249 Predistortion circuit and method for compensating linear distortion in a digital RF communications transmitter
07/28/2005US20050163241 Multi-carrier communication system and receiver thereof
07/28/2005US20050163235 Method and apparatus for improving error rates in multi-band ultra wideband communication systems
07/28/2005US20050163232 Variable coder apparatus for resonant power conversion and method
07/28/2005US20050163209 Method and apparatus for the control of a decision feedback equalizer
07/28/2005US20050163208 Equalized signal path with predictive subtraction signal and method therefor
07/28/2005US20050163205 Equalized signal path with predictive subtraction signal and method therefor
07/28/2005US20050163199 Method and apparatus for signal demodulation
07/28/2005US20050163196 Cancellation of burst noise in a communication system with application to S-CDMA
07/28/2005US20050163112 Transformational bus coupling
07/28/2005US20050163093 Systems and methods for communication