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)
09/1999
09/07/1999US5949799 Minimum-latency data mover with auto-segmentation and reassembly
09/07/1999US5949796 In-band on-channel digital broadcasting method and system
09/07/1999US5949790 In a wireless data transmission system
09/07/1999US5949776 Hierarchical communication system using premises, peripheral and vehicular local area networking
09/07/1999US5949552 Image transmission using error retransmission
09/07/1999US5949056 Method and apparatus for optically reading an information pattern
09/07/1999US5948118 Error detection code forming method and apparatus
09/07/1999US5948116 Bit error correction algorithm
09/07/1999US5948067 Converting between an internal cell and multiple standard asynchronous transfer mode cells
09/07/1999CA2173367C Protection switching apparatus and method
09/07/1999CA2142157C Transmission signalling technique for a reservation request
09/02/1999WO1999044341A1 Dynamic frame size setting for multichannel transmission
09/02/1999WO1999044340A1 Rate control system of tcp layer
09/02/1999WO1999044326A2 Ofdm frame synchronisation and equalisation system
09/02/1999WO1999044325A1 Arrangement for optimizing the data transmission over a bidirectional radio channel
09/02/1999WO1999044294A2 Signal coding
09/02/1999WO1999044182A1 Method for determining a need to retransmit a message in a communication system
09/02/1999WO1999030462A3 A forward error correction system for packet based real-time media
09/02/1999WO1999023775A9 Telecommunications multiplexer
09/01/1999EP0939513A1 Transmitter, receiver, transmission system, sending method, receiving method, and transmitting method
09/01/1999EP0939512A2 Method and arrangement in a network repeater for automatically changing link speed
09/01/1999EP0939511A2 Method and arrangement in a network repeater for automatically changing link speed
09/01/1999EP0939510A2 Wireless transmitting method
09/01/1999EP0939498A2 Data transmitting method and system
09/01/1999EP0938795A2 Single chip vlsi implementation of a digital receiver employing orthogonal frequency division multiplexing
09/01/1999EP0938781A2 Transmission system with improved reconstruction of missing parts
09/01/1999EP0702870B1 Performance monitoring and failure isolation in a point-to-multipoint communication network
09/01/1999CN1227683A Transmitter deversity assembly and associated method for radio transmitter
09/01/1999CN1227682A Method for determining connection quality and a receiver
08/1999
08/31/1999US5946462 Method for detecting bad management frames
08/31/1999US5946357 Apparatus, and associated method, for transmitting and receiving a multi-stage, encoded and interleaved digital communication signal
08/31/1999US5946355 Serial-digital receiver
08/31/1999US5946347 For communicating between a sending and receiving modem
08/31/1999US5946346 Method and system for generating a power control command in a wireless communication system
08/31/1999US5946343 Digital wireless speaker system
08/31/1999US5946320 Method for transmitting packet data with hybrid FEC/ARG type II
08/31/1999US5946294 Redundancy-optimized communication network for the transmission of communication signals
08/31/1999US5946293 Memory efficient channel decoding circuitry
08/31/1999US5946104 Data communication apparatus for setting data transmission rate in accordance with communication processing ability
08/31/1999US5946052 For receiving a digital bitstream representing video information
08/31/1999US5946045 System for forming program guides and video data for storage and transmission in different coding formats
08/31/1999US5944850 Digital transmission system and method comprising a punctured product code combined with a quadrature amplitude modulation
08/31/1999US5944849 Method and system capable of correcting an error without an increase of hardware
08/31/1999US5944844 Method for determining connection quality in a receiver utilizing a Viterbi decoder
08/31/1999US5944843 Method and apparatus for using the unused bits of a data packet to transmit additional information
08/31/1999US5944842 Method and apparatus for data encoding and communication over noisy media
08/31/1999CA2165801C Receiver for a direct sequence spread spectrum orthogonally encoded signal employing rake principle
08/26/1999WO1999043180A1 A method and apparatus for maximizing standby time using a quick paging channel
08/26/1999WO1999043122A1 Method for transmitting digital coded radio signals with error detection in the signal transmitter
08/26/1999WO1999043105A1 Method and system for transmit gating in a wireless communication system
08/26/1999WO1999043101A1 Forward link power control in a cellular system using nt/i0 values
08/26/1999WO1999043100A1 Synchronization of forward link base station power levels during handoff between base station sectors in a mobile radio communication system
08/26/1999WO1999020015A3 Adaptable overlays for forward error correction schemes based on trellis codes
08/26/1999DE19807931A1 Digital data transmission optimization arrangement for bidirectional short wave radio channel
08/26/1999DE19804581A1 Speech or voice-information transmission method for radio communication system using at least two mobile stations for GSM/TDMA service
08/25/1999EP0938207A2 System and method for incremental redundancy transmission in a communication system
08/25/1999EP0938206A2 Parallel synchronous header correction machine for ATM
08/25/1999EP0938194A2 Near-optimal low-complexity decoding of space-time codes for fixed wireless applications
08/25/1999EP0937345A1 Method and device for multiplexing a plurality of digital data flows into one global digital data flow, and method and device for demultiplexing one global digital data flow into a plurality a digital data flows
08/25/1999EP0937337A1 Turbo-coding with staged data transmission and processing
08/25/1999EP0937336A1 Soft decision output decoder for decoding convolutionally encoded codewords
08/25/1999CN1227031A Method and apparatus for processing, transmitting and receiving dynamic image data
08/25/1999CN1226723A Apparatus for controlling address of symbol data for correcting error
08/24/1999US5943629 Method and apparatus for real-time ionospheric mapping and dynamic forecasting
08/24/1999US5943372 Orthogonal polarization and time varying offsetting of signals for digital data transmission or reception
08/24/1999US5943364 Data communication apparatus for setting bit rate according to line quality
08/24/1999US5943361 In a spread spectrum communication system
08/24/1999US5943347 Apparatus and method for error concealment in an audio stream
08/24/1999US5942003 Error burst detector for lowering receiver bit error rate
08/24/1999US5942002 Method and apparatus for generating a transform
08/24/1999CA2159440C Technique for improving asynchronous transfer mode operation over a comunications link with bursty bit errors
08/19/1999WO1999041872A1 Method and system for link adaptation having a variable update interval
08/19/1999WO1999041871A1 Multiple access method and system
08/19/1999WO1999041865A1 Modulating method, modulating device, demodulating method, and demodulating device
08/19/1999WO1999041847A1 Method and apparatus for performing rate determination using orthogonal rate-dependent walsh covering codes
08/19/1999WO1999041839A1 A method and device for nonlinear likelihood sequence estimation
08/19/1999DE19845486A1 Switching system with subscriber device and switching arrangement for ATM telecommunications systems
08/19/1999CA2321748A1 Multiple access method and system
08/19/1999CA2319559A1 Method and apparatus for performing rate determination using orthogonal rate-dependent walsh covering codes
08/18/1999EP0936826A2 Mobile communication network using convolutional encoding between base station and switching center
08/18/1999EP0936772A2 Unequal error protection for perceptual audio coders
08/18/1999EP0935903A1 Link quality dependent modulation scheme
08/18/1999EP0935900A2 Method and apparatus for providing high speed data communications in a cellular environment
08/18/1999EP0935866A1 Method and apparatus for decoding variable rate data
08/18/1999EP0935854A1 Method and apparatus for performing data rate determination
08/18/1999EP0769227A4 Signal protection and monitoring system
08/18/1999EP0700615A4 A method of forward error correction
08/18/1999CN1226111A Testing system of voice-band data transmission interface on exchange
08/18/1999CN1226110A Method for converting signal data rate, and transmitter
08/17/1999US5940772 Data transmission method and apparatus of mobile radiocommunication system
08/17/1999US5940769 Radio communication system having re-send control method
08/17/1999US5940753 Controller for cellular communications system
08/17/1999US5940742 Two-way paging system and apparatus
08/17/1999US5940480 Method of extracting a call set-up failure probability and a premature disconnect probability by using network data
08/17/1999US5940454 To receive a radio signal carrying digitally-encoded words and data
08/17/1999US5940453 For performance improvement of a digital wireless receiver
08/17/1999US5940452 Dual mode radio subscriber unit having a diversity receiver apparatus and method therefor
08/17/1999US5940445 Method and apparatus for providing transmit diversity in a wireless communication system
08/17/1999US5940444 Method of transmitting a source signal to a mobile receiver
08/17/1999US5940440 Generalized multimodulus technique for blind equalization
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