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)
06/2005
06/08/2005CN1625155A Inter connected network protocol packet error processing equipment and its method and computer readable medium
06/08/2005CN1625137A Method and device for adapting transmission parameters in a transmitting node of the current link quality of a data communication channel
06/08/2005CN1625093A Method and device for discarding error logical transfer unit
06/08/2005CN1625092A Apparatus and method for transmitting/receiving error detection information in a communication system
06/08/2005CN1625080A Information notification method, mobile communications system, base station and mobile station
06/08/2005CN1625077A Method of multi-user auxiliary deversity
06/08/2005CN1625075A Noise variance estionating method and device for radio communication system
06/08/2005CN1625058A Method and system for providing long and short block length low density parity check (LDPC) codes
06/08/2005CN1205796C Bit error rate detector with large dynamic range
06/08/2005CN1205794C Apparatus and method for determining a modulation scheme in communication system
06/08/2005CN1205791C Systems and methods for receiving modulated signal multi-pass demodulation
06/08/2005CN1205774C Receiving device and method
06/08/2005CN1205763C Power control based on combined transmission quality estimates
06/08/2005CN1205542C Application development interface for multi-user applications executable over comunication network
06/07/2005US6904557 Discontinuous transmission (DTX) detection using decoder metric
06/07/2005US6904555 Decoding apparatus and decoding method, and data receiving apparatus and data receiving method
06/07/2005US6904547 Method and apparatus for facilitating validation of data retrieved from disk
06/07/2005US6904542 System for group-based distributed protection switching
06/07/2005US6904471 Programmable logic controller customized function call method, system and apparatus
06/07/2005US6904464 Transmission system for multicasting data using station error status feedback information
06/07/2005US6904462 Method and system for allocating protection path resources
06/07/2005US6904283 Multi-carrier communications with group-based subcarrier allocation
06/07/2005US6904110 Channel equalization system and method
06/07/2005US6904099 Digital modulation signal generator
06/07/2005US6904097 Method and apparatus for adaptive signaling in a QAM communication system
06/07/2005US6904077 Method and arrangement for implementing intra-frame interleaving
06/07/2005US6904048 Sanitizing fiber channel frames
06/07/2005US6904032 Method and device for establishing communication links between mobile communication systems
06/07/2005US6903665 Method and apparatus for error control coding in communication systems using an outer interleaver
06/07/2005CA2347478C Receiver in a wireless communications system for receiving signals having combined orthogonal transmit diversity and adaptive array techniques
06/07/2005CA2210657C Method and apparatus for the formatting of data for transmission
06/07/2005CA2206251C Method and apparatus for testing a digital communication channel at variable or fixed data rates
06/02/2005WO2005051032A1 Link adaptation for point-to-multipoint channel
06/02/2005WO2005051012A1 Communication system, transmission device, reception device, and data communication method
06/02/2005WO2005050987A1 Apparatus and method of decision feedback equalization in terrestrial digital broadcasting receiver
06/02/2005WO2005050943A1 Radio communication apparatus, base station apparatus, communication terminal apparatus, and transmission rate predicting method
06/02/2005WO2005050939A1 Method and system for subcarrier allocation in a communication system
06/02/2005WO2005050904A1 Clock recovery circuit and communication device
06/02/2005WO2005050903A1 Method for the transmission of data from a mobile station to a base station
06/02/2005WO2005050902A1 Method and apparatus for offset interleaving of vocoder frames
06/02/2005WO2005050901A1 Method for transmitting digital information packets in a data network
06/02/2005WO2005050900A1 Method for the transmission of data packets
06/02/2005WO2005050896A2 Method and system for antenna interference cancellation
06/02/2005WO2005050893A2 Method access point and wtru for controlling transmission power levels of uplink/downlink communication in a wireless communication system
06/02/2005WO2005050885A1 Multi-antenna receiving apparatus, multi-antenna receiving method, multi-antenna transmitting apparatus, and multi-antenna communication system
06/02/2005WO2005050875A1 Apparatus and method for transmitting and receiving common control information in a wireless communication system
06/02/2005WO2005050866A1 Method for transmitting data from a mobile station to a base station
06/02/2005WO2005050860A1 Temporal joint searcher and channel estimators
06/02/2005WO2005050859A1 Spatio-temporal joint searcher and channel estimators
06/02/2005WO2005050397A2 System and method of ensuring quality control of software
06/02/2005WO2005050346A2 Content distribution/reception device, content transmission/reception system, content distribution/reception method, and content distribution/reception program
06/02/2005WO2005043178A3 Optimizing packetization for minimal end-to-end delay in voip networks
06/02/2005WO2005029774A3 Method of data handling in a wlan
06/02/2005WO2005017640A3 Adaptive coding for a shared data communication channel
06/02/2005WO2005015815A3 Technique to select transmission parameters
06/02/2005WO2004105334A3 Margin test methods and circuits
06/02/2005US20050120124 Streaming of media from a server to a client device
06/02/2005US20050120097 Method and apparatus for providing an efficient control channel structure in a wireless communication system
06/02/2005US20050118959 Mobile-unit-assisted modulation management
06/02/2005US20050118958 Evaluating performance of a multiple-input multiple output (MIMO) communications link
06/02/2005US20050118953 Diagonally layered multi-antenna transmission for frequency selective channels
06/02/2005US20050117916 Digital optical receiving module, and a method for monitoring the signal quality of a transmitted, modulated optical signal
06/02/2005US20050117729 Methods and systems for a call log
06/02/2005US20050117677 Method and system for multiple channel wireless transmitter and receiver phase and amplitude calibration
06/02/2005US20050117676 Device and method for identifying interference source in wireless communications
06/02/2005US20050117669 Method to increase performance of secondary data in a hierarchical modulation scheme
06/02/2005US20050117661 Soft method for variably changing a modulation method according to cell coverage range in a broadband wireless access communication system
06/02/2005US20050117657 Channel noise estimating method and apparatus applied to a multi-carrier system
06/02/2005US20050117648 Systems and methods for encoding redundant motion vectors in compressed video bitstreams
06/02/2005US20050117610 Compressor, decompressor, data block and resource management method
06/02/2005US20050117578 Switching with transparent and non-transparent ports
06/02/2005US20050117564 System for sending text messages converted into speech through an internet connection to a telephone and method for running it
06/02/2005US20050117561 Echo reduction to achieve a requested service
06/02/2005US20050117559 Method and apparatus for uplink rate selection in the presence of multiple transport channels in a wireless communication system
06/02/2005US20050117557 Ultra-wideband communication apparatus and methods
06/02/2005US20050117551 Apparatus and method for data rate scheduling of user equipment in a mobile communication system
06/02/2005US20050117549 Common packet channel with firm handoff
06/02/2005US20050117523 Method for determining and providing network connectivity information
06/02/2005US20050117521 Radio link protocol enhancements to reduce setup time for data calls
06/02/2005US20050117520 Radio transmission device and radio transmission method
06/02/2005US20050117519 Method and apparatus for scheduling uplink rates adaptively to fast rate ramping in a packet communication system
06/02/2005US20050117517 Multichannel communications link receiver having parallel optical components
06/02/2005US20050117515 Transmitter device for controlling data transmission
06/02/2005US20050117509 System for redundantly exchanging information parts
06/02/2005US20050117508 Method and apparatus for acknowledging reverse link transmissions in a communications system
06/02/2005DE19922172B4 Verfahren und Vorrichtung zum Erkennen und Korrigieren von digitalen PCM-Codewörtern innerhalb eines übertragenen Datenstroms Method and apparatus for detecting and correcting digital PCM codewords within a transmitted data stream
06/02/2005DE102004052270A1 Verarbeitungsvorrichtungs-Managementsystem Processing device management system
06/02/2005CA2546170A1 Method access point and wtru for controlling transmission power levels of uplink/downlink communication in a wireless communication system
06/02/2005CA2546043A1 Method and apparatus for offset interleaving of vocoder frames
06/01/2005EP1536597A1 Radio network control apparatus
06/01/2005EP1536589A2 Transmitter device for controlling data transmission
06/01/2005EP1536588A1 Improved arq protocol performance using acknowledgment filtering
06/01/2005EP1536587A1 Radio communication apparatus and coding processing method
06/01/2005EP1536586A1 A receiver for mobile communications, and a corresponding network, comprising a space time block decoder and a channel estimator
06/01/2005EP1536585A1 Data processor and method for processing data
06/01/2005EP1536570A1 Code division multiple access signal receiving apparatus
06/01/2005EP1535480A2 Apparatus, and associated method, for performing packet zone timing operations at a mobile node operable in a packet radio communication system
06/01/2005EP1535459A2 Monitoring link quality in a mobile ad hoc network
06/01/2005EP1535428A1 Method and devices for efficient data transmission link control in mobile multicast communication systems
06/01/2005EP1535419A1 Method and devices for controlling retransmissions in data streaming
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