Patents for H04L 25 - Baseband systems (55,083)
11/2001
11/06/2001US6314147 Two-stage CCI/ISI reduction with space-time processing in TDMA cellular networks
11/06/2001US6314135 Method and apparatus for updating precoder coefficients in a data communication transmitter
11/06/2001US6314134 Blind equalization algorithm with joint use of the constant modulus algorithm and the multimodulus algorithm
11/06/2001US6314133 Automatic equalizer capable of surely selecting a suitable sample timing a method for generating sampling clock used for the sample timing and a recording medium usable in control of the automatic equalizer
11/06/2001US6314131 Method and system for channel estimation using multi-slot averaged interpolation
11/06/2001US6313827 Computer data re-presentation apparatus and method
11/06/2001US6313777 Binary waveform shaping apparatus
11/06/2001US6313776 Calibrated line driver with digital-to-analog converter
11/06/2001US6313678 Single-pin externally controlled edge rate controller circuit
11/06/2001US6313674 Synchronizing circuit for generating internal signal synchronized to external signal
11/06/2001US6313662 High speed low voltage differential signal driver having reduced pulse width distortion
11/05/2001WO2001086900A1 Training of equalisers, for use with signals of differing data rates
11/01/2001WO2001082547A1 System and method for peak power reduction in spread spectrum communications systems
11/01/2001WO2001082541A2 Signal generating method and apparatus using sequential memory banks
11/01/2001WO2001082540A1 A device for encoding/decoding n-bit source words into corresponding m-bit channel words, and vice versa
11/01/2001WO2001082539A1 Method and apparatus for an accurate slicer that can rapidly adjust to an offset
11/01/2001WO2001082515A1 Wavelength-division multiplexing optical transmission system
11/01/2001WO2001082496A2 Long subscriber loops using automatic gain control
11/01/2001WO2001082488A1 Turbo decoder with decision feedback equalization
11/01/2001WO2001082487A1 Encoding/decoding device and encoding/decoding method
11/01/2001WO2001081124A1 Method and system for communicating between sensors and a supplemental restraint system controller
11/01/2001WO2001041315A3 Arrangement for transmitting electrical signals and/or energy between parts that can be rotated in relation to each other
11/01/2001US20010036812 Bit error estimates from pilot signals
11/01/2001US20010036237 Approach for processing data received from a communications channel in finite precision arithmetic applications
11/01/2001US20010036236 Digital magnetic recording/reproducing apparatus
11/01/2001US20010036235 Channel estimation in a communication system
11/01/2001US20010036233 Coding technique in discrete multi-tone (DMT) based communications systems
11/01/2001US20010036228 Approach for processing data received from a communications channel
11/01/2001US20010036226 Method and apparatus for transmitting data from an analogue modem to a digital modem through an analogue channel
11/01/2001US20010036225 Coefficient update method and receive method of time domain equalizer of DMT system, DMT system and DMT modem
11/01/2001US20010036223 Rake receiver with embedded decision feedback equalizer
11/01/2001US20010035997 High-speed transmission system for optical channels
11/01/2001US20010035994 System and method for high speed communications using digital signal processing
11/01/2001US20010035902 Device and system for in vivo imaging
11/01/2001US20010035770 Current mode signal interconnects and CMOS amplifier
11/01/2001US20010035769 Semiconductor memory
11/01/2001US20010035768 Output driver circuit with well-controlled output impedance
10/2001
10/31/2001EP1150525A2 Mobile communication terminal device
10/31/2001EP1150467A1 Encoder architecture for parallel busses
10/31/2001EP1005721B1 Method of reducing skew in signal carrying cables, and signal carrying cable utilizing such method
10/31/2001EP0660978B1 A data decoder and method for use therein using a dynamically indexed channel state metric
10/31/2001EP0654168B1 Fault-tolerant hierarchical bus system
10/31/2001DE10103879A1 Vorrichtung und Verfahren zur Jittermessung Apparatus and method for jitter measurement
10/31/2001DE10021227A1 Digital signal processing circuit has resistors individually connected to inverting input terminal, non-inverting input terminal and output of differential amplifier
10/31/2001CN1320319A Device for establishing galvanically separate connection between telephone line and signal processing unit at the subscriber end of the telephone line
10/31/2001CN1320316A Digital receiver for signal generated with discrete multi-tone modulation
10/31/2001CN1320308A Communication terminal device and channel estimating method
10/31/2001CN1074217C Method and apparatus for generating threshold leves in a radio communication device for receiving fourlevel signals
10/30/2001US6311051 Mobile communication system with offset compensation circuitry
10/30/2001US6311047 Gain control method and circuit
10/30/2001US6310922 Method and apparatus for generating variable rate synchronization signals
10/30/2001US6310906 Chaotic carrier pulse position modulation communication system and method
10/30/2001US6310887 Transmission speed predicting apparatus and transmission speed predicting method
10/30/2001US6310869 Method and apparatus for reducing amplitude variations and interference in communication signals, such as in wireless communication signals employing inserted pilot symbols
10/30/2001US6310504 Data transmission circuit for compensating difference of speed
10/30/2001US6310495 Clock wave noise reducer
10/30/2001US6310494 Bus driver
10/30/2001US6310489 Method to reduce wire-or glitch in high performance bus design to improve bus performance
10/30/2001US6310408 System for transmitting data in a motor vehicle
10/30/2001CA2221910C System and method for spread spectrum code position modulation and wireless local area network employing the same
10/30/2001CA2130473C Methods and apparatus for retiming and realignment of sts-1 signals into sts-3 type signal
10/25/2001WO2001080508A2 Dc offset compensation and bit timing synchronisation using correlations with k nown bit patterns
10/25/2001WO2001080507A2 Method and apparatus for arbitrary waveform generation using photonics
10/25/2001WO2001078496A2 Method of modulation selection in a communication system
10/25/2001WO2001078495A2 Method of modulation selection and decoding
10/25/2001WO2001078494A2 Mapping method for vsb and atsc in a receiver
10/25/2001WO2001048953A3 Communication module comprising parallel transmitting diodes
10/25/2001WO2001039515A3 I2c opto-isolator circuit
10/25/2001WO2001031866A3 Baseband processor with look-ahead parameter estimation capabilities
10/25/2001WO2001030029A3 Method for the transmission of signals in a bus system, superposed on a direct supply voltage
10/25/2001WO2001017186A3 Subdimensional single-carrier modulation
10/25/2001US20010034851 Method and arrangement for minimizing power dissipation in a line driver
10/25/2001US20010034807 Mobile communication terminal device
10/25/2001US20010034216 Determination of transmitter distortion
10/25/2001US20010033615 Automatic equalization circuit and receiver circuit using the same
10/25/2001US20010033614 Equaliser for digital communications systems and method of equalisation
10/25/2001US20010033612 Method to determine a channel characteristic, and discrete wavelet transmitter and receiver to perform the method
10/25/2001US20010033603 Spread spectrum burst signal receiver and related methods
10/25/2001US20010033576 System and method for medium wide band communications by impulse radio
10/25/2001US20010033568 Data communication link
10/25/2001US20010033407 Linear full-rate phase detector and clock and data recovery circuit
10/25/2001US20010033341 Ghost cancellation reference signals for broadcast digital television signal receivers and receivers for utilizing them
10/25/2001US20010033197 Method for ASK demodulation, and ASK demodulator
10/25/2001DE10019602A1 Transforming four-wire to two-wire signals for data communication via telephone network, specifies numbers of amplitude levels which can be resolved
10/25/2001DE10018133A1 Verfahren zur Bestimmung der Filterkoeffizienten eines digitalen Zeitbereichsentzerrers für ein Multiträgerfrequenzsignal Method for determining the filter coefficients of a digital time domain equalizer for a multi carrier frequency signal
10/25/2001CA2406136A1 Robust digital communication system
10/25/2001CA2370577A1 Dc offset and bit timing system and method for use with a wireless transceiver
10/24/2001EP1148682A2 Adaptive data slicer with two peak detectors and averaging means to obtain the optimal threshold
10/24/2001EP1147641A1 Mlse using look up tables for multiplication
10/24/2001EP1147624A1 A method for improved channel impulse response estimation in tdma systems
10/24/2001EP1147623A1 A method for modifying the channel impulse response in tdma systems
10/24/2001EP0830646B1 Conversion circuit for process control system
10/24/2001CN1319291A Data transmission method, data transmission system, sending device and receiving device
10/24/2001CN1073771C Circuit for transmitting digital signals
10/24/2001CN1073766C Optical transmission method, device and system with low sensitivity to dispersion
10/23/2001US6308068 Method and arrangement in a radio communication network
10/23/2001US6307906 Clock and data recovery scheme for multi-channel data communications receivers
10/23/2001US6307905 Switching noise reduction in a multi-clock domain transceiver
10/23/2001US6307901 Turbo decoder with decision feedback equalization
10/23/2001US6307893 System and method for transmit signal spectral shaping