Patents
Patents for H04L 1 - Arrangements for detecting or preventing errors in the information received (103,402)
06/2004
06/10/2004CA2507096A1 Methods and systems for cpn triggered collaboration
06/10/2004CA2507094A1 Method and systems for single number text messaging
06/10/2004CA2507093A1 Methods and systems for preemptive rejection of calls
06/10/2004CA2507092A1 Methods and systems for multiuser selective notification
06/10/2004CA2507085A1 Method and apparatus for adaptive message notification
06/10/2004CA2507083A1 Methods and systems for directory information lookup
06/10/2004CA2501435A1 Preamble detection and data rate control in a umts system
06/09/2004EP1427159A2 Channel estimation for use with MLSE
06/09/2004EP1427158A1 Optical reception apparatus
06/09/2004EP1427155A2 Channel estimation
06/09/2004EP1427150A2 Method of transmitting multimedia data over WLAN and point coordinator in WLAN
06/09/2004EP1427146A1 Packet transmission system and packet reception system
06/09/2004EP1427129A2 Frame error detection
06/09/2004EP1427128A1 Hybrid ARQ method with signal constellation rearrangement
06/09/2004EP1427127A2 Communication control method, communication system and communication apparatus that can improve throughput
06/09/2004EP1427126A2 Error detection/correction system, and controller using this system
06/09/2004EP1425890A2 Power source regulation along a transmission line with feedback loop
06/09/2004EP1425889A1 Method and system for scheduled streaming of best effort data
06/09/2004EP1425885A1 Method and system for transmitting data from a first data network into a second data network
06/09/2004EP1425884A1 Vehicle active network using multiple communication paths
06/09/2004EP1425872A1 Method and communication system for establishing at least one fail safe communication link
06/09/2004EP1425676A1 Bridge for an industrial control system using data manipulation techniques
06/09/2004DE19702269B4 Verfahren zum Testen der Zuverlässigkeit der Informationsübertragung in einem System, insbesondere in einem Sicherheitssystem für Kraftfahrzeuge A method for testing the reliability of information transmission in a system, particularly in a safety system for motor vehicles
06/09/2004DE10254384A1 Bidirektionales Signalverarbeitungsverfahren für ein MIMO-System mit einer rangadaptiven Anpassung der Datenübertragungsrate Bidirectional signal processing method for a MIMO system with a rank-adaptive adjustment of the data transfer rate
06/09/2004DE10227531A1 Procedure for confirming correct message transmission e.g. for data-busses in means of transport, involves overwriting part of status vector in received nodes during correct transmission of message or transmission
06/09/2004CN1504058A Radio communiation system and transmitter
06/09/2004CN1504053A Switching between ultrawide broadband cell
06/09/2004CN1504037A Data communication method, data communication system and program
06/09/2004CN1504033A A method and apparatus for error controlling in high speed wireless packet data service
06/09/2004CN1504023A Physical layer processing for wireless communication system using CDMA
06/09/2004CN1503583A Data transmission in mobile communication
06/09/2004CN1503513A Syste mand method for detecting lost messages transmitted between modules in a communication device
06/09/2004CN1503502A Business mutual aid method for hierarchical communication system
06/09/2004CN1503478A Method for checking multiplex section state
06/09/2004CN1503471A Method and apparatus for estimating response characteristic, and receiving method and receiver utilizing the same
06/09/2004CN1503465A Spread spectrum communication device and spread spectrum communication method
06/09/2004CN1503464A Spread spectrum communication device and spread spectrum communication method
06/09/2004CN1503460A Apparatus and method for transmitting information signal
06/09/2004CN1153497C Multiple hyperband radiocommunication system
06/09/2004CN1153483C Soft normalizer for channel decoder
06/09/2004CN1153479C Dynamic apparatus of radio link protocol in telecommunications system
06/09/2004CN1153466C Transmission and reception of television programmes and other data
06/09/2004CN1153465C Method and apparatus for preventing fraudulent access in conditional access system
06/09/2004CN1153420C Simultaneous demodulation and decording of a digitally modulated radio signal
06/09/2004CN1153419C Transmitting rate estimation apparatus and method thereof
06/09/2004CN1153414C Method and arrangement in digital telecommunications system
06/09/2004CN1153408C Radio communication system
06/09/2004CN1153400C Method for estimating bit error rate in radio receiver and corresponding radio receiver
06/09/2004CN1153399C Method for improving current phonetic frame quality and radio system
06/09/2004CN1153398C Codec mode decoding using a priori knowledge
06/09/2004CN1153397C Bit detection method in a radio communication system
06/09/2004CN1153396C 分集接收机 Diversity Receiver
06/09/2004CN1153355C Channel encoding/decoding device and method
06/09/2004CN1153354C Error-correcting encoder, error-correcting decoder and data transmitting system with error-correcting code
06/08/2004US6748566 Ensuring proper acceptance of data at a receiver in wireless multiple access communications systems
06/08/2004US6748561 Interleavers and de-interleavers
06/08/2004US6748551 Communication control system
06/08/2004US6748441 Data carousel receiving and caching
06/08/2004US6748338 Method and apparatus for testing eye diagram characteristics
06/08/2004US6748232 Apparatus and method for power control in a radio communication system
06/08/2004US6748035 Method for determining connection quality, and a receiver
06/08/2004US6748032 Apparatus and method for adaptive map channel decoding in radio telecommunication system
06/08/2004US6748024 Non-zero complex weighted space-time code for multiple antenna transmission
06/08/2004US6748021 Cellular radio communications system
06/08/2004US6747994 Selecting optimal transmit formats for transmissions over allocated time durations
06/08/2004US6747993 Method and apparatus for adjusting a communication timer in a communication network
06/08/2004US6747973 Rate negotiation algorithm
06/08/2004US6747966 Radio system and methods for duplex operation
06/08/2004US6747949 Register based remote data flow control
06/08/2004US6747948 Interleaver scheme in an OFDM system with multiple-stream data sources
06/08/2004US6747936 Data reproduction apparatus and method with improved performance by adjusting filter coefficients of equalizer
06/08/2004US6747826 Clock recovery apparatus
06/08/2004CA2303388C Transmitter diversity technique for wireless communications
06/03/2004WO2004047461A2 Communication system and method using signal to noise ratio estimation for scaling in processing received wireless communication signals
06/03/2004WO2004047378A1 System and method of unacknowledged network layer service access point identifier (nsapi) recovery in sub-network dependent convergence protocol (sndcp) communication
06/03/2004WO2004047357A1 Data unit sender and method of controlling the same
06/03/2004WO2004047356A2 Use of idle frames for the control of negative frame acknowledgement
06/03/2004WO2004047355A1 Method and apparatus for channel coding and rate matching
06/03/2004WO2004047354A1 Mimo signal processing method involving a rank-adaptive matching of the transmission rate
06/03/2004WO2004047348A1 Communication system, communication method, transmission device, reception device, and control program
06/03/2004WO2004047347A1 Transmitter apparatus and transmitting method
06/03/2004WO2004047338A1 Base station apparatus, and method for controlling transmission power for retransmitted packets
06/03/2004WO2004047336A1 Base station apparatus and method for controlling transmission assignment
06/03/2004WO2004047307A1 Rate-compatible low-density parity-check (ldpc) codes
06/03/2004WO2004045374A2 Methods and devices for detecting tissue cells
06/03/2004WO2004038952A3 Channel estimation and spatial processing for tdd mimo systems
06/03/2004WO2004038931A3 Method and system for code combining at an outer decoder on a communication system
06/03/2004WO2004032528A3 Reference transport channel on/off status detection and reselection
06/03/2004WO2004024489A3 Drive train and method for controlling and/or regulating a drive train
06/03/2004US20040107391 Measuring an error rate in a communication link
06/03/2004US20040107384 Power failure detection and response
06/03/2004US20040107383 Service processor with algorithms for supporting a multi partition computer
06/03/2004US20040107241 Method and device for providing more accurate subscriber device billing
06/03/2004US20040106421 Communication device
06/03/2004US20040105512 Two step synchronization procedure for orthogonal frequency division multiplexing (OFDM) receivers
06/03/2004US20040105463 Method for enhancing transmission quality of streaming media
06/03/2004US20040105462 High-speed analog-to-digital conversion with improved robustness to timing uncertainty
06/03/2004US20040105454 Data transmissions device and data transmissions method capable of minimizing delay of fast data
06/03/2004US20040105409 Estimation of traffic-to-pilot ratios
06/03/2004US20040105406 Transmission power control method, radio communication system, base station and mobile station