Patents
Sitemap › H04 - Electric communication technique › H04L - Transmission of digital information, e.g. telegraphic communication › H04L 25 - Baseband systems
Patents for H04L 25 - Baseband systems (55,083)
03/2000
03/28/2000US6043688 Ratio metric fault tolerant and redundant serial communication system
03/23/2000WO2000016528A1 Adaptive weighting method for orthogonal frequency division multiplexed soft symbols using channel state information estimates
03/23/2000WO2000016527A1 Decision feedback equaliser comprising both analogue and digital portions
03/23/2000WO2000016526A1 Transmission system with improved signal conditioning means
03/23/2000WO2000016525A1 A system and method for sending and receiving data signals over a clock signal line
03/23/2000WO2000016524A1 Channel estimates in a cdma system using power control bits
03/23/2000WO2000016507A1 Method and apparatus for automatically reducing cross-talk between wires coupled to a common network device
03/23/2000WO2000016490A1 Method and arrangement in a radio receiver
03/23/2000WO2000016484A1 Encoding and decoding techniques for data in 24 bit sequences
03/23/2000WO2000016327A1 Method and device for recoding digital information data words and a recording medium comprising an information structure according to said method
03/23/2000WO2000016306A1 Bi-directional data transfer in which two pairs of differential lines act as an additional single differential pair
03/23/2000WO1999046863A3 Method of performing antenna diversity in a spread spectrum wireless local area network
03/23/2000DE19849559A1 Establishing time synchronicity in third generation mobile radio system
03/23/2000CA2343814A1 Bi-directional data transfer using two pair of differential lines as a single additional differential pair
03/23/2000CA2343040A1 A system and method for sending and receiving data signals over a clock signal line
03/23/2000CA2309035A1 Method and apparatus for automatically reducing cross-talk between wires coupled to a common network device
03/22/2000EP0987831A1 Method and apparatus for channel estimation and equalisation in an OFDM radio receiver
03/22/2000EP0986883A1 Method and apparatus for band-adaptive demodulation
03/22/2000EP0986882A1 Time variable adaptation method and data receiver
03/22/2000EP0746911A4 Transceiver for transmitting and receiving stair-stepped sinusoidal waveforms
03/22/2000EP0729680B1 Source synchronized data transmission circuit
03/22/2000CN1248370A Channel impulse response estimation using singular value decomposition
03/22/2000CN1248361A Channel estimation device, and CDMA receiver and CDMA transmitter/receiver having the device
03/22/2000CN1248116A Pulse shaping reference table having transient suppression
03/22/2000CN1248115A Base band shaping filter of CDMA spread spectrum radio communication system base station
03/21/2000US6041084 Circuit for optimal signal slicing in a binary receiver
03/21/2000US6041081 CDMA transmitter having a variable gain circuit inserted between a transmitter mixer and a transmitter antenna
03/21/2000US6041074 Spread spectrum pulse position modulation system
03/21/2000US6040724 Bus driver circuit having adjustable rise and fall times
03/21/2000US6040723 Interface circuit with high speed data transmission
03/21/2000US6040709 Ternary signal input circuit
03/21/2000CA2127684C Ds/cdma receiver for high-speed fading environment
03/16/2000WO2000014936A1 Digital equalising method, and radio communication receiver implementing said method
03/16/2000WO2000014910A1 Precision timing generator system and method
03/16/2000WO2000014896A1 Channel impulse response assessment
03/16/2000WO1999062189A3 System and method for masking quantization noise of audio signals
03/16/2000DE19940589A1 Receiver for correction of deviation of base line and for receiving ripple sample values has ADC, dual limiter and element that derives base line correction from symbol and sample value
03/16/2000DE19857154C1 Method for transferring inverted data over one or several data lines transmits original binary data to a unit like a register selected through a binary base address.
03/16/2000DE19841447A1 Method of transferring data via several parallel interfaces
03/16/2000DE19840506A1 Verfahren zur Synchronisation von mindestens zwei Datenströmen zwischen Teilnehmern eines Kommunikationssystems Method for synchronizing at least two data streams between subscribers of a communication system
03/16/2000CA2342883A1 Precision timing generator system and method
03/16/2000CA2341589A1 Digital equalising method, and radio communication receiver implementing said method
03/15/2000EP0986228A1 Synchronisation method for at least two datastreams between users in a communication system
03/15/2000EP0986217A2 Network transceiver for steering network data to selected paths based on determined link speeds
03/15/2000EP0986188A2 Code division multiple access (CDMA) modem
03/15/2000EP0986187A2 A pilot vector correlator apparatus for a CDMA modem
03/15/2000EP0986186A2 Adaptive matched filter
03/15/2000EP0985305A1 Method and device for continuous packet-like data transmission
03/15/2000EP0985303A1 Device and method for clock recovery and regeneration of data
03/15/2000EP0985280A1 Time-weighted transmission channel estimation
03/15/2000EP0895683B1 System for radio transmission of digital signals between a plurality of subscriber stations and a base station
03/15/2000EP0672321A4 Improved device and method for precoding
03/15/2000CN1247660A Appts. methods and computer program products for sequential maximum likelihood estimating communications signals using whitening path meterics
03/14/2000US6038518 Error correction of system transfer function by use of input compensation
03/14/2000US6038269 Detection for digital communication receivers
03/14/2000US6038266 Mixed mode adaptive analog receive architecture for data communications
03/14/2000US6038264 Data receiving apparatus
03/14/2000US6038260 Method and apparatus for transposing differential signals onto a set of binary signals to increase the information-carrying capacity of the original set of signals
03/14/2000US6038251 Direct equalization method
03/14/2000US6038249 Spectrum spread transmission method and apparatus
03/14/2000US6038049 Waveform-shaping circuit and a data-transmitting apparatus using such a circuit
03/14/2000US6037884 Technique to encode multiple digital data streams in limited bandwidth for transmission in a single medium
03/14/2000US6037824 Signal input circuit
03/14/2000US6037816 Signal transmitting circuit, signal receiving circuit, signal transmitting/receiving circuit, signal transmitting method, signal receiving method, signal transmitting/receiving method, semiconductor integrated circuit, and control method thereof
03/14/2000US6037805 Integrated circuit device having small amplitude signal transmission
03/14/2000US6037798 Line receiver circuit having termination impedances with transmission gates connected in parallel
03/14/2000US6037789 Wiping contacts
03/14/2000CA2086122C System for echo cancellation comprising a ghost cancellation reference signal
03/09/2000WO2000013388A1 A constrained-envelope digital-communications transmission system and method therefor
03/09/2000WO2000013386A1 Coherent demodulation and sequence estimation for differential psk signals
03/09/2000WO2000013383A1 Methods and system for reducing co-channel interference using multiple sampling timings for a received signal
03/09/2000WO2000013382A1 Feher keying (fk) modulation and transceivers including clock shaping processors
03/09/2000WO2000013337A2 Method and apparatus for reducing amplitude variations in communication signals employing inserted pilot symbol
03/09/2000WO2000013314A1 Method and apparatus for updating precoder coefficients in a data communication transmitter
03/09/2000WO2000013179A1 Enhanced noise-predictive maximum likelihood (npml) data detection method and apparatus for direct access storage device (dasd)
03/09/2000WO1999062253A3 Scalable audio coder and decoder
03/09/2000WO1999062052A3 System and method for entropy encoding quantized transform coefficients of a signal
03/09/2000CA2341883A1 Feher keying (fk) modulation and transceivers including clock shaping processors
03/09/2000CA2341439A1 A constrained-envelope digital-communications transmission system and method therefor
03/08/2000EP0984594A2 Demodulated data decision device and method
03/08/2000EP0984577A2 A code sequence generator apparatus for a CDMA modem
03/08/2000EP0984360A2 Bus signal line driver
03/08/2000EP0983670A2 Modulation detection method and apparatus
03/08/2000EP0983640A1 Space-weighted communication path estimation
03/08/2000EP0983637A1 Method and device for determining at least one digital signal value from an electric signal
03/08/2000EP0983633A1 Pulse shaping and filtering circuit for digital pulse data transmissions
03/08/2000CN1050248C Electric saving technology for selective power supply to radio receiver
03/07/2000US6035338 Document browse support system and document processing system
03/07/2000US6035006 Estimator having a feedback loop
03/07/2000US6035004 Digital radio receiver
03/07/2000US6034995 System for the transmission of data via a differential bus
03/07/2000US6034991 Method and apparatus for implementing enhanced multiple modulus conversion techniques in a signal point mapping context
03/07/2000US6034620 Reception of a selective call radio signal by using threshold levels detected in the signal in calculating optimum threshold levels
03/07/2000US6034551 Low voltage differential dual receiver
03/02/2000WO2000011831A2 Methods and apparatus for providing robust synchronization of radio transceivers
03/02/2000WO2000011830A2 Adaptive data recovery system and methods
03/02/2000WO2000011819A1 Device for word period regeneration during data transmission by means of pulse position modulation
03/02/2000WO2000011787A1 Output driving circuit
03/02/2000WO1999067906A3 High rate data transmission over multiple lower speed connections
03/02/2000WO1999046886A3 Off-line broadband network interface
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