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)
11/2002
11/14/2002WO2002091657A1 Link adaptation for wireless mimo transmission schemes
11/14/2002WO2002091656A1 Data decoding method
11/14/2002WO2002091655A1 Method of link adaptation in enhanced cellular systems to discriminate between high and low variability
11/14/2002WO2002091654A2 Method for converting input bits into modulation symbols
11/14/2002WO2002091653A1 Method and device for transmitting data in a multi-carrier system comprising parallel concatenated coding and modulation
11/14/2002WO2002091651A2 Fast exchange during initialization in multicarrier communication systems
11/14/2002WO2002091634A2 Method and system for tuning an optical signal based on transmission conditions
11/14/2002WO2002091617A2 Equalization of distortion during transmission by means of space time modulation
11/14/2002WO2002091605A2 Method and system for reconfigurable channel coding
11/14/2002WO2002091600A2 High-speed adjustable multilevel light modulation
11/14/2002WO2002091594A1 Method and apparatus for concatenated convolutional encoding and interleaving
11/14/2002WO2002091591A1 Encoding/decoding apparatus and method in a cdma mobile communication system
11/14/2002WO2002091590A1 Apparatus and method for generating codes in a communication system
11/14/2002WO2002075953A3 Indoor radio transmission method for parallel radio transmission of digital data sub-streams and a mobile radio transmission system
11/14/2002WO2002071629A3 Methods and systems for selective frequency hopping in multiple mode communication systems
11/14/2002WO2002058413A3 Apparatus and method for operating a subscriber interface in a fixed wireless system
11/14/2002WO2002051059A3 Method of signal quality estimation
11/14/2002WO2002039650A3 Device and method for transfer of data packets
11/14/2002WO2002028057A3 Method and system for transmitting data
11/14/2002US20020170071 Real-time autoleveling system
11/14/2002US20020170014 Apparatus and method to facilitate self-correcting memory
11/14/2002US20020170013 Method and system for implicit user equipment identification
11/14/2002US20020169859 Voice decode apparatus with packet error resistance, voice encoding decode apparatus and method thereof
11/14/2002US20020168945 Method for controlling data transmission in a radio communications system
11/14/2002US20020168944 Dynamic channel quality measurement procedure for adaptive modulation and coding techniques
11/14/2002US20020168941 Apparatus and Method for Interference Suppression Transmission
11/14/2002US20020168040 Sequential decoding with backtracking and adaptive equalization to combat narrowband interference
11/14/2002US20020168033 Turbo decoder
11/14/2002US20020168018 Method and system for reconfigurable channel coding
11/14/2002US20020168017 Method and system of iterative coding/decoding of digital data streams coded by spatio-temporal combinations, in multiple transmission and reception
11/14/2002US20020168001 Systems and method for determining the phase angle response in a CATV system
11/14/2002US20020167998 Channel delay spread adaptive equalization and decoding
11/14/2002US20020167993 Cdma receiving device and error correction method
11/14/2002US20020167992 Method for reliable signaling information transmission in a wireless communication system
11/14/2002US20020167962 Outer code for CSMA systems using an OFDM physical layer in contention-free mode
11/14/2002US20020167945 Method and system for packet ordering based on packet type
11/14/2002US20020167930 Adaptive duty cycle management method and system for radio transmitters
11/14/2002US20020167898 Restoration of IP networks using precalculated restoration routing tables
11/14/2002US20020167897 Redundant changeover apparatus
11/14/2002US20020167693 Increasing data throughput in optical fiber transmission systems
11/14/2002CA2446765A1 High-speed adjustable multilevel light modulation
11/13/2002EP1257104A2 Heirarchical transmission with multicarrier modulation and error correction coding
11/13/2002EP1257081A2 Apparatus and method for generating codes in a communication system
11/13/2002EP1257080A2 Encoding/decoding apparatus and method in a CDMA mobile communication system
11/13/2002EP1257071A2 Adaptive array antenna receiving apparatus capable of shortening convergence time of antenna weights
11/13/2002EP1256235A1 Method and system for controlling a processing of video data
11/13/2002EP1256200A1 Emulating of information flow
11/13/2002EP1256199A1 Data retransmission method
11/13/2002EP1256186A1 Transmitting/receiving apparatus and method for packet data service in a mobile telecommunication system
11/13/2002EP1256183A1 Data mode signaling system for pcm modem adaptation
11/13/2002EP1190489B1 Optimum turbo decoding architecture and method using a constant or quasi-constant signal-to-noise ratio
11/13/2002EP1018233B1 Method and base station system for voice transmission via a radio interface in a digital radiotelephone communication system
11/13/2002EP0974231B1 Link adaption related to radio
11/13/2002EP0923823B1 Improvements in, or relating to, multi-carrier transmission systems
11/13/2002EP0923822B1 Improvements in, or relating to, multi-carrier transmission systems
11/13/2002EP0922343B1 Improvements in, or relating to, multi-carrier transmission systems
11/13/2002EP0827651A4 Method and apparatus for estimating a channel parameter in a digital radio frequency communication system
11/13/2002CN1379960A Method for indicating delinquent response to message from selective call device
11/13/2002CN1379937A Method and system for robust frame type protection in system employing variable bit rates
11/13/2002CN1379935A Method and apparatus for minimising total transmission energy in communication system by using channel quality
11/13/2002CN1379561A System and method of transmitting/receiving data in CDMA mobile communication system
11/13/2002CN1379557A ARQ mechanism able to automatically request retransmissions for multiple rejections
11/13/2002CN1094296C 使用cdma(码分多址)系统的移动通信的发射功率控制方法和设备 Transmission power control method and apparatus using cdma (Code Division Multiple Access) mobile communication system,
11/13/2002CN1094275C 时间分集通信系统 Time diversity communication system
11/12/2002US6480976 System and method for resource optimized integrated forward error correction in a DMT communication system
11/12/2002US6480556 Rate detection apparatus and method for variable rate speech encoding
11/12/2002US6480554 Channel estimation in a CDMA cellular communication system
11/12/2002US6480552 Soft output metrics generation for symbol detectors
11/12/2002US6480525 Second level collision resolution for packet data communications
11/12/2002US6480521 Method and apparatus for transmitting high speed data in a spread spectrum communications system
11/12/2002US6480497 Method and apparatus for maximizing data throughput in a packet radio mesh network
11/12/2002US6480477 Method and apparatus for a data transmission rate of multiples of 100 MBPS in a terminal for a wireless metropolitan area network
11/12/2002US6480475 Method and system for accomodating a wide range of user data rates in a multicarrier data transmission system
11/12/2002US6480472 Mobile station supervision of the forward dedicated control channel when in the discontinuous transmission mode
11/12/2002US6480469 Dial-up access response testing method and system therefor
11/12/2002US6480151 GPS receiver interference nuller with no satellite signal distortion
11/12/2002CA2225873C Active/standby routing system on atm network
11/12/2002CA2110995C Multiple access coding for radio communications
11/10/2002CA2385452A1 Method and system for tuning an optical signal based on transmission conditions
11/07/2002WO2002089448A2 Messaging system
11/07/2002WO2002089434A1 Control channel coding and decoding
11/07/2002WO2002089432A1 Rescheduling scheduled transmissions
11/07/2002WO2002089425A1 Data communication method, data communication system and program
11/07/2002WO2002089413A1 Communication apparatus and communication system using the communication apparatus
11/07/2002WO2002089390A1 Method for testing the error ratio of a device
11/07/2002WO2002089389A1 Apparatus and method for transmitting and receiving data using partial chase combining
11/07/2002WO2002089387A1 Soft output value biasing method
11/07/2002WO2002089376A1 Method of transmitting signaling messages in a mobile telecommunications network
11/07/2002WO2002089365A1 Reception apparatus
11/07/2002WO2002089355A2 Satellite up-link fade control
11/07/2002WO2002089345A1 Method and apparatus for signal detection in ultra wide-band communications
11/07/2002WO2002089331A2 Area efficient parallel turbo decoding
11/07/2002WO2002089133A2 Data integrity error handling in a redundant storage array
11/07/2002WO2002058312A3 Error correction using packet combining during soft handover
11/07/2002WO2002035709A3 Apparatus, and associated method, for forming a signal exhibiting space-time redundancy
11/07/2002WO2002003627A3 Adaptive transmission channel allocation method and system for ism and unlicensed frequency bands
11/07/2002US20020166097 Method and apparatus for increasing the effective range of a communication link in a wireless communication system
11/07/2002US20020166093 Sets of rate-compatible universal turbo codes nearly optimized over various rates and interleaver sizes
11/07/2002US20020166092 Method for identifying bad frames
11/07/2002US20020166091 Concatenated forward error correction decoder
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