Patents
Patents for H04L 1 - Arrangements for detecting or preventing errors in the information received (103,402)
04/2001
04/04/2001EP1088301A1 Method and apparatus for performing packet loss or frame erasure concealment
04/04/2001EP0941582A4 Method for correcting errors from a jamming signal in a frequency hopped spread spectrum communication system
04/04/2001EP0830770A4 Method and apparatus for determining coding rate in a wireless communication system
04/04/2001CN1290437A Method and apparatus for tracking data packets in packet data communication system
04/04/2001CN1290436A Method and system for link adaptation having variable update interval
04/04/2001CN1290435A Rate detection in direct sequence code division multiple access systems
04/04/2001CN1290434A Rlp communication device and method for mobile communication system
04/04/2001CN1290428A Encoder/decoder with serial concatenated structure in communication system
04/04/2001CN1290364A Method and dedicated frame buffer for loop initialization and responses
04/04/2001CN1290085A Method and system for eliminating errors produced in transmitting channels by arrangement of audio coder data
04/04/2001CN1290080A Radio communication system, method, base station and terminals
04/04/2001CN1290079A Intrustment with multi-channel telecommunication time scales testing and measuring capacibility
04/04/2001CN1290078A Instrument with focus variable characteristics for testing and measuring capacibility of telecommunication time scales test
04/04/2001CN1290077A Instrument with self adaptable time scales characteristics for testing and measuring capacibility of telecommunication time scales test
04/03/2001US6212662 Method and devices for the transmission of data with transmission error checking
04/03/2001US6212659 Method and apparatus for providing error protection for over the air file transfer
04/03/2001US6212658 Method for the correction of a message in an installation
04/03/2001US6212399 Method and apparatus for controlling the power radiated by a wireless terminal in a telecommunications system based on a variable step size
04/03/2001US6212362 Method and apparatus for facilitating a retransmission of missed messages in a wireless messaging system
04/03/2001US6212246 Symbol-quality evaluation in a digital communications receiver
04/03/2001US6212242 Method and apparatus for transmitting communication signals using transmission space diversity and frequency diversity
04/03/2001US6212240 Method and apparatus for conveying data between communication devices
04/03/2001US6212176 Digital control channels having logical channels for multiple access radiocommunication
04/03/2001US6212174 Capacity management method for a code division multiple access (CDM) communication system
04/03/2001US6212173 Communication system with fast control traffic
04/03/2001US6212166 Data distribution method and data distribution apparatus
04/03/2001US6212119 Dynamic register with low clock rate testing capability
04/03/2001US6211924 Decimation of baseband DTV signal prior to channel equalization in digital television signal receivers
04/03/2001CA2220965C Method and apparatus for determining coding rate in a wireless communication system
03/2001
03/30/2001CA2321472A1 Alternate network fallback for ip telephony
03/29/2001WO2001022710A2 Voice and data exchange over a packet based network
03/29/2001WO2001022663A1 Method and apparatus for accommodating asynchronous data transmissions in a wireless computer network
03/29/2001WO2001022647A1 Method for estimating residual noise in a signal and apparatus utilizing this method
03/29/2001WO2001022646A1 Cumulative acknowledgement transmission in an automatic repeat request
03/29/2001WO2001022645A1 Error control method and apparatus
03/29/2001WO2001022623A1 Apparatus and method for measuring noise power in a cdma mobile communication system
03/29/2001WO2001022618A1 Forward-error-correction interleaving
03/29/2001WO2001022605A1 Local oscillation signal supply method and circuit therefor
03/28/2001EP1087629A1 Cdma base station device and cdma communication method
03/28/2001EP1087584A2 Self-synchronizing convolutional interleaving for multicarrier transmission, particularly for DAB
03/28/2001EP1087570A2 Data transmission with error correction code
03/28/2001EP1087563A2 System and method for reliably switching between redundant clocks
03/28/2001EP1087562A2 A transmitter architecture employing space time spreading and orthogonal transmit diversity techniques
03/28/2001EP1087558A2 Methods and apparatus for adaptive mimic rejection
03/28/2001EP1087299A1 A can microcontroller that utilizes a dedicated RAM memory space to store message-object configuration information
03/28/2001EP1087298A1 A CAN microcontroller that employs reconfigurable message buffers
03/28/2001EP1086546A2 Method of selecting synchronization pattern from a test signal
03/28/2001EP1086452A1 Method and apparatus for performing packet loss or frame erasure concealment
03/28/2001EP1086451A1 Method and apparatus for performing packet loss or frame erasure concealment
03/28/2001CN1289485A Power control with signal quality estimation for smart antenna array communication systems
03/28/2001CN1289410A Method and apparatus for jitter analysis
03/28/2001CN1289192A Communication receiver equipment
03/28/2001CN1063897C Signal averager
03/28/2001CA2321020A1 System and method for a negative acknowledgement-based transmission control protocol
03/27/2001US6209117 Method for canceling abnormal synchronization signal
03/27/2001US6209116 Adaptable overlays for forward error correction schemes based on trellis codes
03/27/2001US6209115 Reed-Solomon decoder and VLSI implementation thereof
03/27/2001US6209111 Error correction on a mobile device
03/27/2001US6208961 Apparatus for preventing use of erroneous speech encoding parameters for decoding digital speech transmissions
03/27/2001US6208715 Method and apparatus for transmitting messages in a telecommunication system
03/27/2001US6208699 Method and apparatus for detecting zero rate frames in a communications system
03/27/2001US6208694 Reduced power supervisory message transmission in a wireless alarm system
03/27/2001US6208669 Method and apparatus for mobile data communication
03/27/2001US6208663 Method and system for block ARQ with reselection of FEC coding and/or modulation
03/27/2001US6208645 Time multiplexing of cyclic redundancy functions in point-to-point ringlet-based computer systems
03/27/2001US6208643 Apparatus and method for analyzing bitstreams
03/27/2001US6208621 Apparatus and method for testing the ability of a pair of serial data transceivers to transmit serial data at one frequency and to receive serial data at another frequency
03/27/2001US6208620 TCP-aware agent sublayer (TAS) for robust TCP over wireless
03/27/2001CA2238329C Apparatus and method for demodulating a modulated signal
03/22/2001WO2001020874A1 Radio link protocol frame sorting mechanism for dynamic capacity wireless data channels
03/22/2001WO2001020873A1 Satisfying data requests in a telecommunications system
03/22/2001WO2001020869A1 A semaphore coding method to ensure data integrity in a can microcontroller and a can microcontroller that implements this method
03/22/2001WO2001020868A1 A method for writing back message id information to a match id register and a can microcontroller that implements this method
03/22/2001WO2001020865A1 Multicarrier system with dynamic switching between active application sets
03/22/2001WO2001020864A1 Multicarrier system with stored application profiles for supporting multiple applications
03/22/2001WO2001020861A1 Method for joint decoding and equalising of a digital signal protected by a trellis-defined code
03/22/2001WO2001020860A1 Receiver with orthogonal frequency distribution multiplexing having iterative channel estimation and corresponding method
03/22/2001WO2001020854A1 A method for automatically transmitting an acknowledge frame in canopen and other can application layer protocols
03/22/2001WO2001020839A1 Method for estimating the bit error rate in a radio receiver and corresponding radio receiver
03/22/2001WO2001020838A1 Methods and systems for decoding headers on a radio channel
03/22/2001WO2001020837A1 Data transmission in radio system
03/22/2001WO2001020834A1 Method and apparatus for encoding of trellis coded direct sequence spread spectrum communication signals
03/22/2001WO2001020809A1 Carrier to interference ratio estimation for a wireless communication channel
03/22/2001WO2001020800A1 Method and apparatus for demodulating trellis coded direct sequence spread spectrum communication signals
03/22/2001WO2001020799A1 Method and apparatus for decoding trellis coded direct sequence spread spectrum communication signals
03/22/2001WO2001020789A1 System and method for accurately predicting signal to interference and noise ratio to improve communications system performance
03/22/2001WO2001020786A1 Group chain reaction encoder with variable number of associated input data for each output group code
03/22/2001WO2001020452A1 Protocol and bit rate independent test system
03/22/2001WO2001020434A2 A method for conserving power in a can microcontroller and a can microcontroller that implements this method
03/22/2001WO2000048352A9 Device and method for remotely reading meters
03/22/2001DE19943386A1 Verfahren zum Schätzen der Bitfehlerrate in einem Funkempfänger sowie entsprechender Funkempfänger A method for estimating the bit error rate in a radio receiver and corresponding radio receiver
03/22/2001CA2643424A1 Multicarrier system with stored application profiles for supporting multiple applications
03/22/2001CA2382532A1 Radio link protocol frame sorting mechanism for dynamic capacity wireless data channels
03/21/2001EP1085725A1 Procedure to make a user communicate with at least a database
03/21/2001EP1085722A2 End-of-message handling and interrupt generation in a CAN module providing hardware assembly of multi-frame CAN messages
03/21/2001EP1085721A2 A transmit pre-arbitration scheme for a CAN device
03/21/2001EP1085720A2 A CAN device featuring advanced Can filtering and message acceptance
03/21/2001EP1085719A2 Use of buffer-size mask in conjunction with address pointer to detect buffer-full and buffer-rollover conditions in a can device that employs reconfigurable message buffers
03/21/2001EP1085718A2 Message buffer full handing in a CAN device that employs reconfigurable message buffers
03/21/2001EP1085713A2 Adaptive setting of decision thresholds