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)
12/2002
12/05/2002US20020183026 Data communication quality control system, transmitter system and receiver
12/05/2002US20020183020 Adaptive coding and modulation
12/05/2002US20020183012 Method and apparatus for automatic repetition rate assignment in a remote control system
12/05/2002US20020183010 Wireless communication systems with adaptive channelization and link adaptation
12/05/2002US20020181637 Radio communication method and apparatus capable of changing transmission rate at every other party
12/05/2002US20020181633 Means and method for a synchronous network communications system
12/05/2002US20020181621 Method for estimating the bit error rate in a radio receiver and corresponding radio receiver
12/05/2002US20020181613 Apparatus and method for adaptively detecting received signals for power line communication
12/05/2002US20020181609 Seamless rate adaptive multicarrier modulation system and protocols
12/05/2002US20020181603 Apparatus and method for generating codes in a communication system
12/05/2002US20020181600 Stream converting apparatus that converts data stream of first format possibly containing error into correct data stream of second format
12/05/2002US20020181594 Systems and methods for decoding of partially corrupted reversible variable length code (RVLC) intra-coded macroblocks and partial block decoding of corrupted macroblocks in a video decoder
12/05/2002US20020181578 Data transmission method and data transmission device
12/05/2002US20020181573 Adjustment of equalization parameters in receivers
12/05/2002US20020181572 Joint timing recovery and equalization for an N antenna system
12/05/2002US20020181569 DSL modem utilizing low density parity check codes
12/05/2002US20020181551 Method for transmitting wideband signals via a communication system adapted for narrow-band signal transmission
12/05/2002US20020181509 Time and frequency synchronization in multi-input, multi-output (MIMO) systems
12/05/2002US20020181506 Scheme for supporting real-time packetization and retransmission in rate-based streaming applications
12/05/2002US20020181492 Wireless communication apparatus
12/05/2002US20020181491 Dynamic selection of a medium access method in communication networks
12/05/2002US20020181437 Data link transmission control methods, mobile communication systems, data link transmission control apparatus, base stations, mobile stations, mobile station control programs, and computer-readable recording media
12/05/2002US20020181436 Method and system for UMTS packet transmission scheduling on uplink channels
12/05/2002US20020181431 Process for determining a time lapse between a trigger signal and a pilot sequence of a CDMA high frequency signal
12/05/2002US20020181430 Space-time transmit diversity scheme for time-dispersive propagation media
12/05/2002US20020181426 Interference suppression methods for 802.11
12/05/2002US20020181425 Interference suppression methods for 802.11
12/05/2002US20020181411 Method and system for transmiting data and for determining the transmission properties in a radio communications system
12/05/2002US20020181410 Method of controlling reverse transmission in a mobile communication system
12/05/2002US20020181407 Link quality control by using time dispersion information
12/05/2002US20020181406 Electronic device adaptable for fibre channel arbitrated loop and method for detecting wrong condition in FC-AL
12/05/2002US20020181393 Method of providing restoration routes in a mesh network
12/05/2002US20020181390 Estimating channel parameters in multi-input, multi-output (MIMO) systems
12/05/2002US20020180779 Broad band test point element management system
12/05/2002DE10125595A1 Television signal generating method, by superposing e.g. teletext signal on analog television signal by multiple carrier or QAM encoding
12/04/2002EP1263176A2 Detection method and device
12/04/2002EP1263168A2 Wireless communication apparatus
12/04/2002EP1263160A1 Method and transmitter for an efficient packet data transfer in a transmission protocol with repeat requests
12/04/2002EP1263159A1 Method and receiver for improved data packet transfer in a transmission protocol with repeat requests
12/04/2002EP1263158A1 Fractional repetition coding
12/04/2002EP1262926A1 Electronic identification system
12/04/2002EP1262050A1 Transmitter in a protocol system for transmitting messages
12/04/2002EP1262035A2 Method for transmitting data in networks via data lines
12/04/2002EP1262034A1 Concatenated space-time coding
12/04/2002EP1262027A1 Method of differential coding and modulation
12/04/2002EP1262026A2 Forward error correction with channel adaptation
12/04/2002EP1261952A1 Encoding/decoding system for coherent signal interference reduction
12/04/2002EP0759240B1 Unit changeover in a node forwarding packet data
12/04/2002CN1383665A Data transmitting appts. and data receiving appts.
12/04/2002CN1383661A 自适应调制通信系统 An adaptive modulation communication system
12/04/2002CN1383660A Method and system for combining orthogonal transmit diversity and adaptive array tech in wireless com system
12/04/2002CN1383656A Data transmitter, data receiver, and data tansmitting/receiving method
12/04/2002CN1383655A 数据通信系统 The data communication system
12/04/2002CN1383638A Base station unit and method for radio communication
12/04/2002CN1383637A Reverse data transmission method and appts. in mobile communication system
12/04/2002CN1383636A Method and appts. for transmitting data rate control information in mobile telecommunication system for packet data transmission
12/04/2002CN1383627A Receiving device and transmitting device
12/04/2002CN1383625A Receiver appts. transmitter appts. and base station and communication terminal appts. using those receiver and transmitter appts.
12/04/2002CN1383622A Appts. and method for encoding and decoding TFCI in mobile communication system
12/04/2002CN1383620A Method for reducing effects of interference, and receiver
12/04/2002CN1383337A Data chain transmitting control method, mobile communication system, data chain transmitting controller, base station, mobile station and its controller
12/04/2002CN1383336A Radio system with multiple base stations
12/04/2002CN1383335A System and method for transmitting data in reverse chain channel
12/04/2002CN1383306A Method and appts. for reinforcing operation of cable modem
12/04/2002CN1383303A Digital residual sideband transmission system
12/04/2002CN1383285A Cyclic redundancy check method for parallel data
12/04/2002CN1383269A Radio communicating device and microwave oven using same
12/03/2002US6490461 Power control based on combined quality estimates
12/03/2002US6490356 Broadcast receiving system comprising a computer and a decoder
12/03/2002US6490328 High speed data transceiver in harsh wiring networks
12/03/2002US6490317 Data, path and flow integrity monitor
12/03/2002US6490282 Switching system for asynchronous transfer mode switch
12/03/2002US6490270 Modulation method for transmitter
12/03/2002US6490269 OFDM signal generation method and OFDM signal generation apparatus
12/03/2002US6490260 Transmitter with increased traffic throughput in digital mobile telecommunication system and method for operating the same
12/03/2002US6490259 Active link layer and intra-domain mobility for IP networks
12/03/2002US6490243 Information data multiplex transmission system, its multiplexer and demultiplexer and error correction encoder and decoder
12/03/2002US6490007 Adaptive channel equalizer
12/03/2002CA2230778C Transmitted power controller
11/2002
11/28/2002WO2002096063A2 Requests in a communication system
11/28/2002WO2002096053A1 Narrow band chaotic frequency shift keying
11/28/2002WO2002096052A1 Narrow band chaotic bi-phase shift keying
11/28/2002WO2002096044A1 Method and system of retransmission
11/28/2002WO2002096036A1 Method and apparatus for arbitrating access to a shared channel of a token-based network communication system
11/28/2002WO2002096021A2 Quality of service management for multiple connections within a network communication system
11/28/2002WO2002096011A1 Apparatus and method for encoding and decoding data within wireless networks
11/28/2002WO2002096009A2 Method for transmitting data
11/28/2002WO2002096006A2 Hybrid automatic repeat request (harq) scheme with in-sequence delivery of packets
11/28/2002WO2002096003A1 Communication channel optimization using forward error correction statistics
11/28/2002WO2002095986A1 Base station device, radio communication system, and packet communication method
11/28/2002WO2002095978A1 Communication optimisation method for a multi-user ofdm digital transmission system using the electrical network
11/28/2002WO2002095965A1 Dsl modem utilizing low density parity check codes
11/28/2002WO2002095960A2 Method and apparatus for transmitting control messages in a wireless communication system.
11/28/2002WO2002095954A1 Normalizing device and method, program, record medium on which the program is recorded, and communication terminal
11/28/2002WO2002058255A3 Cdma system using quasi-orthogonal codes
11/28/2002WO2002037789A3 Method for exchanging data packets between two service providers of a radiotelephony transmission system
11/28/2002WO2002025885A3 Overhead transmission for adsl modems
11/28/2002WO2001043310A9 Embedded training sequences for carrier acquisition and tracking
11/28/2002WO2000074245A3 Method and system for encoding user data, in addition to computer products and computer-readable storage media
11/28/2002US20020178420 Forward error correction (FEC) on a link between ICs
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