Patents for H04L 25 - Baseband systems (55,083)
03/2002
03/06/2002EP1185001A2 Adaptive time deversity and spatial diversity for OFDM
03/06/2002EP1185000A1 Receiving device for mobile radio communications unit using velocity estimator
03/06/2002EP1184986A1 LVDS circuits connected in series for the supply current
03/06/2002EP1183858A2 Slic architecture and interfaces
03/06/2002EP1183840A1 Optimization of channel equalizer
03/06/2002EP1183839A1 Method and apparatus for determination of channel and baud frequency offset estimate using a preamble with a repetitive sequence
03/06/2002EP0695487B1 Composite clock signal
03/06/2002CN1339215A Mlse using lock up tables for multiplication
03/06/2002CN1339214A USB transceiver supporting higher rates
03/06/2002CN1080507C Feeding unbalance detector in repeated line
03/06/2002CN1080487C Transceiver algorithms of antenna arrays
03/05/2002USRE37569 High-speed modem synchronized to a remote codec
03/05/2002USH2015 Communications system using a sharply bandlimited keying waveform
03/05/2002US6353913 Modulation detection method and apparatus
03/05/2002US6353912 Encoding circuit, encoding method, digital signal transmitting apparatus, and digital signal recording/reproducing apparatus
03/05/2002US6353644 System and method for performing time domain equalization
03/05/2002US6353641 Method and circuit arrangement to reduce a DC-offset
03/05/2002US6353640 Reconfigurable radio frequency communication system
03/05/2002US6353631 Quadrature amplitude modulation signal demodulation circuit having improved interference detection circuit
03/05/2002US6353629 Poly-path time domain equalization
03/05/2002US6353343 ISI-rejecting differential receiver
03/05/2002US6353342 Integrated circuit bus architecture including a full-swing, clocked, common-gate receiver for fast on-chip signal transmission
03/05/2002US6353339 Modified domino logic circuit with high input noise rejection
03/05/2002US6353148 Fracture resistant superabsorbent polymers
03/01/2002CA2762238A1 Adaptive time diversity and spatial diversity for ofdm
03/01/2002CA2762114A1 Adaptive time diversity and spatial diversity for ofdm
03/01/2002CA2355433A1 Preamble design for multiple input-multiple output (mimo), orthogonal frequency division multiplexing (ofdm) system
03/01/2002CA2351140A1 Adaptive time diversity and spatial diversity for ofdm
02/2002
02/28/2002WO2002017582A2 Transmitting a multibit signal on a single connector
02/28/2002WO2002017529A1 Orthogonal frequency division multiplexed signal receiving apparatus and orthogonal frequency division multiplexed signal receiving method
02/28/2002WO2002017043A2 Method and apparatus for a distributed data transfer over multiple independent wireless networks
02/28/2002US20020025783 Radio communication apparatus and channel estimating method
02/28/2002US20020025014 Jitter reducing apparatus using digital modulation technique
02/28/2002US20020025010 Zero value-detecting circuit
02/28/2002US20020024996 Dynamic regulation of power consumption of a high-speed communication system
02/28/2002US20020024995 Method and apparatus for controlling equalizer using sync signal in digital vestigial sideband system
02/28/2002US20020024994 Method for improved channel impluse response estimation in TDMA systems
02/28/2002US20020024993 Method and apparatus to support multi standard, multi service base-stations for wireless voice and data networks
02/28/2002US20020024969 Method and system for transmitting at least one client signal within a server signal
02/28/2002US20020024514 Data bus compressing apparatus
02/28/2002US20020024457 Method and device for data exchange between memory and logic modules
02/28/2002US20020024454 Single interconnect, multi-bit interface
02/28/2002US20020024381 Power efficient line driver with 4X supply voltage swing and active termination
02/28/2002US20020024373 Output interface circuit
02/28/2002DE10040447A1 Verfahren zur Kanalschätzung in einem Funksystem, insbesondere einem Mobilfunksystem A method for channel estimation in a radio system, especially a mobile radio system
02/27/2002EP1182887A2 Apparatus and method of multiple decoding
02/27/2002EP1182837A2 Compensation of DC offset in direct conversion radio receivers
02/27/2002EP1182836A2 Adaptive equalising receiver and maximum likelihood sequence estimating receiver
02/27/2002EP1182817A1 Communication device for receiving and transmitting OFDM signals in a wireless communication system
02/27/2002EP1182782A2 Circuit arrangement for converting an analogue input signal into a digital output signal
02/27/2002EP1181796A2 Method for transmitting data from an interrogating device to portable objects
02/27/2002EP1181795A1 Digital data transmission via multi-valued logic signals
02/27/2002EP1181794A1 Methods for estimating propagation delays for a transmission system
02/27/2002EP1181781A1 Method of forming channel estimate, and receiver
02/27/2002EP1097565B1 Method for detecting, on a telecommunication network side, the complexity, on the telecommunication network side, of a telecommunication link between two subscribers in order to determine the rate, and device for realising the same
02/27/2002EP0883950B1 Transition-controlled digital encoding and signal transmission system
02/27/2002CN1338172A Reduced complexity multi-bit-symbol demoulator
02/27/2002CN1338161A Receiver for smoothing channel estimates using spectral estimation
02/27/2002CN1337835A Dynamic regulation method and device of channel estimation everage region
02/27/2002CN1337809A Method and device of generating narrow band digital HF noise signal
02/27/2002CN1080068C Digital transmitting means
02/27/2002CN1080045C High-speed data transmission in mobile communication networks
02/26/2002US6351501 Apparatus and method for providing direct current balanced code
02/26/2002US6351498 Robust digital modulation and demodulation scheme for radio communications involving fading
02/21/2002WO2002015506A1 Method and apparatus for implementing a self compensating band stop filter on a digital data communications link
02/21/2002WO2002015505A2 Adaption of the feedforward section of an equaliser
02/21/2002WO2002015504A1 Method for estimating channels in a radio system, particularly in a mobile radio system
02/21/2002WO2002015503A2 Equaliser which uses the least squared error criterion
02/21/2002WO2002015502A2 Adaptive linear equalisation for walsh-modulated
02/21/2002WO2002015459A2 Iterative mmse equalization-decoder soft information exchange decoding method and device
02/21/2002WO2002014790A2 Cmi signal timing recovery
02/21/2002WO2001065788A3 System and method for high speed communications using digital signal processing
02/21/2002US20020023238 Fifo memory control circuit
02/21/2002US20020021776 Jitter detecting apparatus and phase locked loop using the detected jitter
02/21/2002US20020021772 Viterbi detector for extending tolerable extent of direct current bias
02/21/2002US20020021767 Digital base-band receiver
02/21/2002US20020021750 Method and apparatus for selective equalizer tap initialization in an OFDM system
02/21/2002US20020021686 System for using rapid acquisition spreading codes for spread-spectrum communications
02/21/2002US20020021683 Method and apparatus for reducing amplitude variations and interference in communication signals, such as in wireless communication signals employing inserted pilot symbols
02/21/2002US20020021475 Optical signal receiver and optical space transmission system
02/21/2002US20020021468 Semiconductor integrated circuit having receiving and transmitting units formed on a single semiconductor chip with a test signal input port
02/21/2002DE10039187A1 Drahtfreie digitale Datenübertragungsstrecke Wire-free digital data transmission path
02/21/2002DE10038681A1 Demodulationsverfahren und Demodulator für CPFSK-modulierte Signale A demodulating method and demodulator for CPFSK-modulated signals
02/20/2002EP1180884A2 QAM receiver with gain control, dc-offset correction, and passband equalisation
02/20/2002EP1180867A1 Signal processor for multiplex communication system and signal processing method therefor
02/20/2002EP1180302A1 Electronic inductor with transmit signal telephone line driver
02/20/2002EP1180289A1 Iterative tdma radiomobile communication method
02/20/2002CN1337125A Method for implementing multipoint codes in an exchange
02/19/2002US6349138 Method and apparatus for digital transmission incorporating scrambling and forward error correction while preventing bit error spreading associated with descrambling
02/19/2002US6349121 Baseband data slicing method and apparatus
02/19/2002US6349120 Method for improving spectral sampling using sub-burst discreet fourier transforms
02/19/2002US6349119 Transmission line presuming circuit and modem using the same
02/19/2002US6349116 Data communication system harnessing frequency shift keyed magnetic field
02/19/2002US6349112 Adaptive equalizer compensating signal distortion on transmission path
02/19/2002US6348882 5-ary receiver utilizing common mode insensitive differential offset comparator
02/19/2002US6348874 Power distribution to nodes in a distributed system
02/19/2002US6348817 Complementary current mode driver for high speed data communications
02/14/2002WO2002013475A2 Generation of a training sequence for pcm modems
02/14/2002WO2002013473A1 Apparatus for reducing dc offset in a receiver
02/14/2002WO2002013424A2 Methods and systems for digitally processing optical data signals