Patents
Patents for H04L 1 - Arrangements for detecting or preventing errors in the information received (103,402)
05/2001
05/31/2001WO2001039399A1 Method for representing format indicator bits in a frame to be sent in compressed mode
05/31/2001WO2001039398A1 Method for representing non-transmitted bits in a frame to be sent in compressed mode
05/31/2001WO2001039397A1 Method for representing format indicator bits in a frame to be sent in compressed mode
05/31/2001WO2001039389A1 Communication method and communication device
05/31/2001WO2001039378A1 Accelerated reed-solomon error correction
05/31/2001WO2001038990A1 Procedure and system for determining a measure of probability regarding the identity between different examples of a data file
05/31/2001WO2000074296A8 Method and apparatus for mapping bits to an information burst
05/31/2001US20010002191 Method for testing continuity of ISUP relay call
05/31/2001DE19957093A1 Digital test signal generation system combines external and stored modulation signals allows real time test of many channels
05/31/2001DE19956748A1 Data rate adjustment in communications arrangement
05/31/2001DE19956492A1 Format identification (TFCI) bits display method for compressed mode frame transmission esp. in UMTS mobile radio standard
05/31/2001CA2392913A1 A task oriented graphical user interface for a communication test set
05/31/2001CA2359023A1 Method of and system for communication
05/30/2001EP1104130A2 Method for coding and transmitting transport format combination indicator
05/30/2001EP1104125A2 System, transmitter and receiver for code division multiplex transmission
05/30/2001EP1103143A1 Adaptive digital video codec for wireless transmission
05/30/2001EP1103113A1 Group addressing in a packet communication system
05/30/2001EP1103112A1 Phase domain multiplexed communications system
05/30/2001EP1103110A2 Method for implementing radio link protocol for efficient data transmission
05/30/2001EP1103101A1 Cached chainback ram for serial viterbi decoder
05/30/2001EP0883945A4 Method and apparatus for encoding and decoding information in a digital communication system
05/30/2001CN1297660A CDMA base station device and CDMA communication method
05/30/2001CN1297634A Common packet channel
05/30/2001CN1297632A Method and system for estimating ability of subscriber loop to support broadband services
05/30/2001CN1297290A Data receiving method and data receiving unit for said method
05/29/2001US6240538 Method and apparatus for errors and erasures decoding
05/29/2001US6240533 Method and apparatus for providing uninterrupted communication over a network link
05/29/2001US6240148 Path-diversity receiving method and system of spread spectrum communication
05/29/2001US6240146 Demodulating digital video broadcast signals
05/29/2001US6240145 Apparatus for receiving data
05/29/2001US6240139 Apparatus and method for repeating simultaneously transmitted signals on a single transmission path
05/29/2001US6240126 Wireless communication device
05/29/2001US6240125 Method and means for frequency hopping in a radio communication system
05/29/2001US6240094 Statistical time division multiplexer for a wireless asymmetric local loop communication system
05/25/2001WO2001037534A2 Automatic data rate selection in dsl modems
05/25/2001WO2001037507A2 A wireless data transaction method
05/25/2001WO2001037506A1 Variable rate spread spectrum communication method and apparatus
05/25/2001WO2001037503A2 Method and system for analytically computing and using an anspcm signal
05/25/2001WO2001037493A1 Method and device for improving a data throughput in a communication system
05/25/2001WO2001037480A2 Multicast transmission method and system
05/25/2001WO2001037473A1 Link layer acknowledgement and retransmission for cellular telecommunications
05/25/2001WO2001037464A1 Modulation analyzer
05/25/2001WO2001037452A1 Multi channel stop and wait arq communication method and apparatus
05/25/2001WO2001037449A1 Satellite communication system with variable coding rate
05/25/2001WO2001037433A1 Adaptive hybrid arq using turbo code structure
05/25/2001WO2001037432A1 Error control device and method using cyclic code
05/25/2001WO2000072495A3 Retransmission procedure and apparatus for handshaking protocol
05/24/2001US20010001617 Digital communication apparatus
05/24/2001US20010001616 Apparatus and method for SCDMA digital data transmission using orthogonal codes and a head end modem with no tracking loops
05/23/2001EP1102441A1 Method and apparatus for the improvement of a data rate in a communication system
05/23/2001EP1102440A2 Method for improving TFCI Transportation performance
05/23/2001EP1102420A1 Receiver and equalizing method
05/23/2001EP1101369A1 Apparatus and method for adaptive map channel decoding in radio telecommunication system
05/23/2001EP1101327A1 Method and apparatus for robust operation of data transmission during adverse radio-link conditions
05/23/2001EP1101321A1 Rate matching device and method for a data communication system
05/23/2001EP1101314A1 Method and apparatus for mapping bits to an information burst
05/23/2001EP1101313A1 Forward error correcting system with encoders configured in parallel and/or series
05/23/2001EP1101296A1 Communication system with fast control traffic
05/23/2001EP0878063A4 A network protocol for wireless broadband-isdn using atm
05/23/2001EP0835569B1 Method of re-sending incorrectly transmitted data
05/23/2001EP0812453B1 Processing speech coding parameters in a telecommunication system
05/23/2001EP0775405B1 Method of and apparatus for interference rejection combining in multi-antenna digital cellular communications systems
05/23/2001DE19952951A1 Verfahren und Kommunikationssystem zum Abschätzen der Abwärtsverbindungs-Datenübertragungsblock-Auslöschungsrate aus Aufwärtsverbindungs- und Abwärtsverbindungs-Messungen A method and communication system for estimating the downlink data frame erasure ratio in uplink and downlink measurements
05/23/2001DE10043188A1 Fehlerkorrekturverfahren für Videokompressionskodierung unter Verwendung von mehreren Referenzpuffern und einem Nachrichtenkanal Error correcting method for video compression encoding using a plurality of reference buffers, and a message channel
05/23/2001CN1296686A Transmitter/receiver
05/23/2001CN1296685A Communication terminal, base station, and method of radio communication
05/23/2001CN1296684A Multiple access method and system
05/23/2001CN1296678A Transmitting/receiving device
05/23/2001CN1296668A Radio communication device and encoding method
05/22/2001US6236855 Method for voice quality improvement in a wireless transmission system
05/22/2001US6236687 Decision directed phase locked loop (DD-PLL) for use with short block codes in digital communication systems
05/22/2001US6236685 Pragmatic trellis-coded digital communication with multi-stage branch metrics
05/22/2001US6236672 Transmitting/receiving apparatus using a plurality of spreading codes
05/22/2001US6236655 Port and link identification
05/22/2001US6236647 Dynamic frame size adjustment and selective reject on a multi-link channel to improve effective throughput and bit error rate
05/17/2001WO2001035614A1 Method and apparatus for the prediction and optimization in impaired communication systems
05/17/2001WO2001035611A1 Method and apparatus for cooperative diagnosis of impairments and mitigation of disturbers in communication systems
05/17/2001WO2001035610A1 Method for controlling dsl transmission power
05/17/2001WO2001035609A1 Method and apparatus for impairment diagnosis in communication systems
05/17/2001WO2001035607A1 Design and architecture of an impairment diagnosis system for use in communications systems
05/17/2001WO2001035592A1 Method and test device for determining and correcting an offset in direct voltage on a modulator
05/17/2001WO2001035590A1 Radio receiving system and synchronization detection method
05/17/2001WO2001035589A1 Digital modulation signal generator
05/17/2001WO2001035580A1 Radio link protocol enhancements to reduce setup time for data calls
05/17/2001WO2001035568A1 Sparse feedback in high delay-low bandwidth wireless systems
05/17/2001WO2001035567A1 Method and apparatus for organizing selection of operational parameters in a communication system
05/17/2001WO2001035566A2 Data adaptation method and device
05/17/2001WO2001035556A2 Method and apparatus for transmission and reception of fm in-band on-channel digital audio broadcasting
05/17/2001WO2001035555A2 Method and apparatus for forward error correction coding for an am in-band on-channel digital audio broadcasting system
05/17/2001WO2001035549A1 Adaptive array communication system and receiver
05/17/2001WO2001035545A2 Bit allocation method and apparatus for improving transmission bit rate in a multicarrier system
05/17/2001WO2001035537A2 Adaptive beam-time coding method and apparatus
05/17/2001US20010001320 Method and device for speech coding
05/17/2001DE19954067A1 Reception bit error rate measuring method for digital video broadcast transmission system uses test data stream supplied to transmission path with Reed-Solomon coder switched off
05/17/2001DE19953894A1 Datenübertragungsverfahren und -vorrichtung Data transmission method and apparatus
05/17/2001DE19721864C2 Verfahren zum Abstimmen eines digitalen Rundfunkempfängers sowie digitaler Rundfunkempfänger Method of tuning a digital broadcast receiver and digital broadcast receiver
05/17/2001DE10050746A1 Encoded data reading method for use in digital communication, involves marking data symbol as error symbol based on relation of identified jump error characteristic and calculated reliability measure number with threshold
05/17/2001CA2388463A1 Adaptive beam-time coding method and apparatus
05/17/2001CA2387814A1 Bit allocation method and apparatus for improving transmission bit rate in a multicarrier system
05/17/2001CA2359077A1 Adaptive array communication system and receiver