Patents for H04L 25 - Baseband systems (55,083)
10/2001
10/23/2001US6307891 Method and apparatus for freezing a communication link during a disruptive event
10/23/2001US6307884 Dual decision feedback equalizer with selective attenuation to improve channel performance
10/23/2001US6307883 Apparatus, method and system for wireless communication
10/23/2001US6307882 Determining channel characteristics in a space-time architecture wireless communication system having multi-element antennas
10/23/2001US6307868 Apparatus and method for SCDMA digital data transmission using orthogonal codes and a head end modem with no tracking loops
10/23/2001US6307864 Process and device for the baseband transcoding of digital information
10/23/2001US6307851 System for radio transmission of digital signals between a plurality of subscriber stations and base station
10/23/2001US6307595 NTSC/DTV reception apparatus automatically conditioned for NTSC signal reception responsive to 4.5 MHz intercarrier
10/23/2001US6307543 Bi-directional data transfer using two pair of differential lines as a single additional differential pair
10/23/2001US6307483 Conversion circuit for process control system
10/23/2001US6307445 Impedance match of transmission lines having a connection arrangement for selecting impedance
10/23/2001US6307428 Method for ASK demodulation, and ASK demodulator
10/23/2001US6307408 Method and apparatus for powering down a line driver
10/23/2001US6307401 Low voltage differential dual receiver
10/23/2001US6307395 Termination circuits and methods for bused and networked devices
10/18/2001WO2001078340A2 Method for determining the filter coefficients of a digital time domain equaliser for a multicarrier frequency signal
10/18/2001WO2001078339A1 Multibranch equalizer
10/18/2001WO2001078338A1 Optimization of channel equalizer
10/18/2001WO2001078337A1 Method and apparatus for multi-lane communication channel with deskewing capability
10/18/2001WO2001078249A1 Method and apparatus employing wireless in-band signaling for downlink transmission of commands
10/18/2001WO2001078248A1 Method and arrangement for minimizing power dissipation in a line driver
10/18/2001WO2001078241A2 Upstream data transmission
10/18/2001WO2001077782A2 Intelligent encoding method for wireless data communication and control
10/18/2001WO2001008343A9 Integrated modem and line-isolation circuitry and associated method
10/18/2001US20010032334 Ingress protection in a communication system with orthogonal carriers
10/18/2001US20010031026 Data synchronisation process, and transmission and reception interfaces
10/18/2001US20010031020 Baud-rate timing recovery
10/18/2001US20010030993 Method and apparatus for digital symbol detection using medium response estimates
10/18/2001US20010030989 Quadrature amplitude modulation demodulator and receiver
10/18/2001US20010030973 Traffic lights in a code division multiple access (CDMA) modem
10/18/2001US20010030784 Optical transmission system and optical transmission method using optical wavelength division multiplexing
10/18/2001US20010030622 Data transmission driver device
10/18/2001US20010030616 Circuit system suitable for codifying NRZ type binary signals into CMI type binary signals
10/18/2001US20010030561 Signal output device and method for sending signals at multiple transfer rates while minimizing crosstalk effects
10/17/2001EP1146709A2 Clock and carrier recovery in a QAM demodulator
10/17/2001EP1146708A1 Multicarrier transmission system using Multiple-Input Multiple-Output channels
10/17/2001EP1146706A2 Determination and storage of a decision threshold
10/17/2001EP1146705A2 Sequence estimation for space-time coded signals
10/17/2001EP1146514A1 Method and apparatus for data retrieval, and optical disk device
10/17/2001EP1146413A2 Data signal that mimics a clock signals
10/17/2001EP1146412A2 High speed serial link for fully duplexed data communication
10/17/2001EP1145516A2 Constant envelope modulation communication system
10/17/2001EP1145515A1 Trellis decoder with correction of pair swaps, for use in gigabit ethernet transceivers
10/17/2001EP1145514A2 Method and circuit for restoring a binary signal
10/17/2001EP1145513A2 Reduced-state sequence estimation with set partitioning
10/17/2001EP1145512A2 Method and device for data transmission
10/17/2001EP1145511A2 Equalizer for multi-pair gigabit ethernet
10/17/2001EP1145475A1 An adaptive digital beamforming receiver to improve signal reception
10/17/2001EP1145429A1 On-chip termination
10/17/2001EP1145426A1 Data pulse receiver
10/17/2001EP1145024A2 Dynamic register with iddq testing capability
10/17/2001EP0864202A4 Inherently balanced voltage regulation and current supply for bus termination
10/17/2001EP0754372B1 ENCODING ARRANGEMENT AND METHOD FOR ENCODING (n-1)-bit INFORMATION WORDS INTO n-bit CHANNEL WORDS AND DECODING ARRANGEMENT AND METHOD FOR DECODING THE CHANNEL WORDS INTO INFORMATION WORDS
10/16/2001US6304624 Coherent detecting method using a pilot symbol and a tentatively determined data symbol, a mobile communication receiver and an interference removing apparatus using the coherent detecting method
10/16/2001US6304623 Precision timing generator system and method
10/16/2001US6304618 Methods and systems for reducing co-channel interference using multiple timings for a received signal
10/16/2001US6304616 Method for reception of coded data by a receiver
10/16/2001US6304615 Serial digital data communications receiver with improved automatic cable equalizer, AGC system, and DC restorer
10/16/2001US6304600 Modulation/demodulation method and apparatus
10/16/2001US6304599 Adaptive equalizer and adaptive equalization scheme
10/16/2001US6304597 Integrated modem and line-isolation circuitry with selective modem processing and associated method
10/16/2001US6304539 Multilayer perception neural network scheme disk memory device and signal processing device
10/16/2001US6304106 CMOS bi-directional current mode differential link with precompensation
10/16/2001US6304098 Method and apparatus for reducing noise in communication channels having a shared reference signal
10/16/2001US6302576 Soft decision estimation unit and maximum-likelihood sequence estimation unit
10/11/2001WO2001076167A2 Sequential quadrant demodulation of digitally modulated radio signals
10/11/2001WO2001076118A2 Transmission of stationary signals in quiescent mode
10/11/2001WO2001076116A1 Information transmission method of mobile communication system
10/11/2001WO2001076114A1 Signal processor for multiplex communication system and signal processing method therefor
10/11/2001WO2001076110A2 Method and apparatus for measuring channel state information
10/11/2001WO2001076090A2 Method and apparatus for powering down a line driver
10/11/2001WO2001075880A1 A method for encoding a stream of bits of a binary source signal into a stream of bits of a binary channel signal
10/11/2001WO2001075875A1 A method for encoding a stream of bits of a binary source signal into a stream of bits of a binary channel signal
10/11/2001WO2001050695A8 Method for equalizing data received
10/11/2001WO2001048991A8 Equaliser with a cost function taking into account noise energy
10/11/2001WO2001026261A3 Data transmission method with and without reference signal transmission
10/11/2001WO2001024537A3 Method and apparatus for peak tracking a baseband signal
10/11/2001WO2000024140A9 Neural network is-95 rate determination
10/11/2001US20010029594 Method and apparatus of pre-loading a seed for a test code of a physical layer device
10/11/2001US20010029445 Device for shaping a signal, notably a speech signal
10/11/2001US20010029444 High-performance half-rate encoding apparatus and method for a TDM system
10/11/2001US20010028686 Serial line synchronization method and apparatus
10/11/2001US20010028637 Multi-carrier CDMA radio transmitting method and apparatus, and channel estimation method and apparatus for multi-carrier CDMA radio transmitting system
10/11/2001US20010028632 Reception apparatus
10/11/2001US20010028318 Encoding decryption data into a pattern of merge bits
10/11/2001US20010028261 Driver circuit
10/11/2001CA2690247A1 Method and apparatus for measuring and reporting channel state information in a high efficiency, high performance communications system
10/11/2001CA2690245A1 Method and apparatus for measuring and reporting channel state information in a high efficiency, high performance communications system
10/10/2001EP1143654A2 Apparatus and method for statistical eye diagram measurement of a serial bit stream
10/10/2001EP1143638A1 Method for transmitting an information representative of the number of spreading codes allocated to the mobile stations in communication with a base station
10/10/2001EP1142251A1 Computer method and apparatus for modem point slicing
10/10/2001EP1142245A1 Ofdm receiver with adaptive equaliser
10/10/2001EP1142242A1 Communications system and associated deskewing methods
10/10/2001EP1142241A1 Communications system and associated deskewing methods
10/10/2001EP1142240A1 Communications system and associated methods with out-of-band control
10/10/2001EP1142239A1 Adaptive, analogue equaliser, based on biquadratic filters
10/10/2001EP1142238A1 Method for determining frame rate of a data frame in a communication system
10/10/2001EP1142209A2 Method and system for transmitting data in a motor vehicle
10/10/2001EP1142208A2 Method and device for transmission signal control
10/10/2001EP1142184A2 Data transmission in a telecommunications system