Patents
Sitemap › H04 - Electric communication technique › H04L - Transmission of digital information, e.g. telegraphic communication › H04L 1 - Arrangements for detecting or preventing errors in the information received
Patents for H04L 1 - Arrangements for detecting or preventing errors in the information received (103,402)
11/2000
11/29/2000CN1275293A Processing packet data in mobile communication system
11/29/2000CN1275285A Method and device for handling data in certain layers according to certain protocols in mobile communications system
11/29/2000CN1275279A Multi-channel automatic retransmission query (ARQ) method
11/29/2000CN1275278A Communications systems and methods employing parallel coding without interleaving
11/29/2000CN1275007A Error recovery method for raising through-put in communication channel
11/29/2000CN1275000A Equipment and method for redundant switching control
11/28/2000US6154871 Error detection and correction system for a stream of encoded data
11/28/2000US6154513 Data receiving apparatus and method of deinterleaving data
11/28/2000US6154504 Encoding method, encoding apparatus, decoding method, decoding apparatus, and recording medium
11/28/2000US6154502 Signal constellation slicer
11/28/2000US6154499 Communication systems using nested coder and compatible channel coding
11/28/2000US6154489 Adaptive-rate coded digital image transmission
11/28/2000US6154485 Receiver in a wireless communications system for receiving signals having combined orthogonal transmit diversity and adaptive array techniques
11/28/2000US6154469 Voice frequency data enhancement method
11/28/2000US6154452 Method and apparatus for continuous cross-channel interleaving
11/28/2000CA2308905A1 Viterbi decoding using single-wrong-turn correction
11/28/2000CA2190985C Method and apparatus for generating, recording and transmitting an errorproduct code block having an improved check code arrangement
11/25/2000CA2308983A1 Error recovery method for improving throughput in a communication channel
11/24/2000CA2307544A1 Apparatus and method for redundant switching control
11/23/2000WO2000070836A1 System and method for the demodulation of turbo-encoded signals via pilot assisted coherent demodulation
11/23/2000WO2000070815A1 A method for noise energy estimation in tdma systems
11/23/2000WO2000070813A1 Scheduling data retransmission in a packet communications system
11/23/2000WO2000070812A1 Method for forming acknowledgement data in a wireless communication system, and a wireless communication system
11/23/2000WO2000070811A1 Time and frequency diversity in fh/tdd systems
11/23/2000WO2000070810A1 Method and apparatus for link adaptation in telecommunications networks
11/23/2000WO2000070772A1 Dynamic forward error correction
11/23/2000WO2000070771A1 Turbo interleaving apparatus and method
11/23/2000WO2000070744A1 Detector tolerant of frequency misalignment
11/23/2000WO2000070576A1 Transmitter tolerant to crystal variations
11/23/2000WO2000070457A1 Out-of-band forward error correction
11/23/2000WO2000028691A3 Multi-pair gigabit ethernet transceiver
11/23/2000WO2000022768A3 Adaptive retransmission for error control in computer networks
11/23/2000DE19922561A1 Verfahren und Vorrichtung zur sicheren Übertragung von Datensignalen über ein Bussystem Method and apparatus for secure transmission of data signals via a bus system
11/23/2000DE19922172A1 Verfahren und Vorrichtung zum Korrigieren von digitalen Codewörtern in einem digitalen Kommunikationsnetz Method and apparatus for correcting of digital codewords in a digital communication network
11/23/2000CA2374477A1 Detector tolerant of frequency misalignment
11/22/2000EP1054541A2 Mutlicarrier receiver with soft decisions based on estimates of interference
11/22/2000EP1054540A2 Null symbol position detecting method, null symbol position detecting apparatus, and receiver
11/22/2000EP1054539A2 Method and apparatus for improving performance of a splitterless asymmetric digital subscriber line (ADSL)
11/22/2000EP1054526A1 Method and apparatus for link adaptation in telecommunications networks
11/22/2000EP1054525A2 A method and apparatus for enabling transmission of variable length encoded data in a low signal to noise ratio environment
11/22/2000EP1054522A2 Method and apparatus for measurering parameters of an electrical system
11/22/2000EP1054309A2 Method and apparatus for safe transmission of data on a bus system
11/22/2000EP1053652A2 Improving channel quality in wireless communications
11/22/2000EP1053615A1 Multiple access method and system
11/22/2000CN2407518Y Comprehensive testing instrument for data transmission
11/22/2000CN1274497A Method and packet radio system for transmitting modulation and signalling information
11/22/2000CN1274495A System and method for mitigating intermittent interruptions in audio radio broadcast system
11/22/2000CN1274485A Channel encoding/decoding in communication system
11/22/2000CN1274217A Method of effciently automatic repeating requirements using variable length sequence numbers
11/21/2000US6151696 Data transmission
11/21/2000US6151691 Remote reporting system for digital transmission line elements
11/21/2000US6151686 Managing an information retrieval problem
11/21/2000US6151487 Demodulation structure for fast fading cellular channels
11/21/2000US6151372 Diversity receiver
11/21/2000US6151335 Modulation switching for DSL signal transmission
11/21/2000US6151332 Protocol conversion and bandwidth reduction technique providing multiple nB+D ISDN basic rate interface links over a wireless code division multiple access communication system
11/21/2000US6151312 Network protocol for wireless broadband-ISDN using ATM
11/21/2000US6151296 Bit interleaving for orthogonal frequency division multiplexing in the transmission of digital signals
11/21/2000US6151295 OFDM receiving system
11/21/2000US6150922 Serial communication technique
11/21/2000CA2192515C Identification number issuing device and identification number verification device
11/21/2000CA2188130C A system for the parallel assembly of data transmissions in a broadband network
11/21/2000CA2051283C Diversity receiving system
11/16/2000WO2000069147A1 Apparatus and method for exchanging variable-length data according to radio link protocol in mobile communication system
11/16/2000WO2000069136A1 Digital modulation signal measuring device and method capable of evaluating spectrum of noise component
11/16/2000WO2000069135A1 Method and device for correcting digital code words in a digital communication network
11/16/2000WO2000069105A1 Method for processing transmission errors in a digital communication system
11/16/2000WO2000069079A1 Multiplexing method and multiplexing device, and data signal transmission method and data signal transmission device
11/16/2000WO2000045995A3 Economy connection for a cable
11/16/2000WO2000044107A3 Control of transmission power in a radio system
11/16/2000WO2000033553A3 Control interface protocol for telephone sets for a satellite telephone system
11/16/2000DE19922170A1 Communication information transmission method
11/15/2000EP1052798A2 Efficent automatic repeat request method using variable length sequence numbers
11/15/2000EP1052797A2 Dynamically delayed acknowledgement transmission system
11/15/2000EP1052796A2 Audio signal converter switching modes in the presence of link impairments in a data communication channel
11/15/2000EP1051811A1 Power control with signal quality estimation for smart antenna array communication systems
11/15/2000EP1051631A1 Method and apparatus for jitter analysis
11/15/2000EP0885488A4 Method and apparatus for generating a transform
11/15/2000CN1273732A Transmitter and receiver and data transmission method
11/15/2000CN1273729A Calibration device
11/15/2000CN1273728A Data transmission method and radio system
11/15/2000CN1273725A Automatic retransmission with order of information changed
11/15/2000CN1273724A Method for protecting important data bits using less important data bits
11/15/2000CN1273723A Channel communication device and method for mobile station in asynchronous CDMA communication system
11/15/2000CN1273717A Method and system for digital signal transmission
11/15/2000CN1273713A Transmission system comprising error correction circuit, interlever and puncturing or repeating device
11/15/2000CN1273712A Device and method for data encoding and frequency diversity in mobile communications system
11/15/2000CN1273470A Closed loop launch power control method usingchangable renewal quantity
11/15/2000CN1273468A Method for likelihood-based correction reference value in high-speed closed loop
11/15/2000CN1273466A Orthogonal frequency division multiplex transmitting/receiving system and block coding method thereof
11/14/2000US6148423 Signal transmission performance optimization device in a system for transmitting digital data, especially on an optical link
11/14/2000US6148422 Telecommunication network utilizing an error control protocol
11/14/2000US6148421 Error detection and recovery for sequential access devices in a fibre channel protocol
11/14/2000US6148414 Methods and systems for implementing shared disk array management functions
11/14/2000US6148281 Detecting and replacing bad speech subframes wherein the output level of the replaced subframe is reduced to a predetermined non-zero level
11/14/2000US6148045 Digital broadcast receiver
11/14/2000US6148043 Viterbi decoder and viterbi decoding method
11/14/2000US6148041 Joint demodulation using spatial maximum likelihood
11/14/2000US6148010 Method and apparatus for distributing and consolidating data packets onto multiple network interfaces
11/14/2000US6148005 Layered video multicast transmission system with retransmission-based error recovery
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