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)
10/2000
10/26/2000WO2000064041A1 Method of determining an encoding rate in a communication system
10/26/2000WO2000063885A1 Method and apparatus for performing packet loss or frame erasure concealment
10/26/2000WO2000063884A1 Method and apparatus for performing packet loss or frame erasure concealment
10/26/2000WO2000063883A1 Method and apparatus for performing packet loss or frame erasure concealment
10/26/2000WO2000063882A1 Method and apparatus for performing packet loss or frame erasure concealment
10/26/2000WO2000063881A1 Method and apparatus for performing packet loss or frame erasure concealment
10/26/2000WO2000063710A1 Method for evaluating a communication link between a first and a second communication site
10/26/2000WO2000038464A3 A method and arrangement concerning speech quality in radio communication
10/26/2000WO2000017752A9 Paging system having optional forward error correcting code transmission at the data link layer
10/26/2000DE19918829A1 Quality control method for digital radio broadcasting transmission by correcting bit error below threshold
10/26/2000DE19916490A1 Überwachung der Übertragungsqualität in einem digital Nachrichtenübertragungsnetz Monitoring the transmission quality in a digital communications network
10/26/2000DE19914793A1 Verfahren und Anordnung zur Messung der Signalqualität in einem optischen Übertragungssystem Method and device for measuring the signal quality in an optical transmission system
10/26/2000CA2371146A1 Determining the physical structure of subscriber lines
10/25/2000EP1047219A1 Method for balancing the ratio Eb/I in a service multiplexing CDMA system and telecommunication systems using same
10/25/2000EP1047218A2 Methods and apparatus for downlink diversity in CDMA using walsh codes
10/25/2000EP1047217A2 Method and system for receiving and decoding digital signals
10/25/2000EP1047209A1 A method and apparatus for multiuser transmission
10/25/2000EP1046254A1 Method and device for coding, decoding and transmitting information, using source-controlled channel decoding
10/25/2000EP0951774B1 Process and system for transmitting orders over a telecommunication network
10/25/2000CN1271503A Optimized operations for reserach in adjacent channels and for allocating optimised time slots for mobile stations transmitting in a plurality of time slots
10/25/2000CN1271486A Method and base station system for voice transmission via a radio interface in a digital radiotelephone communication system
10/25/2000CN1271485A Time diversity in A TDMA system
10/25/2000CN1271477A Communication system and method with orthogonal block encoding
10/25/2000CN1271219A Method and apparatus for down link diversity using volsch code in CDMA
10/25/2000CN1271211A Time clock pulse regenerator
10/25/2000CN1057884C System and method for generating single waveforms in CDMA celular telephone system
10/24/2000US6138265 Decoding trellis coded modulated data with a conventional Viterbi decoder
10/24/2000US6138260 Retransmission packet capture system within a wireless multiservice communications environment with turbo decoding
10/24/2000US6137990 Apparatus for improving the signal to noise ratio in wireless communication systems through message pooling and method of using the same
10/24/2000US6137847 Demodulating digital video broadcast signals
10/24/2000US6137845 Method of determining an encoding rate in a communication system
10/24/2000US6137843 Methods and apparatus for canceling adjacent channel signals in digital communications systems
10/24/2000US6137839 Variable scaling of 16-bit fixed point fast fourier forward and inverse transforms to improve precision for implementation of discrete multitone for asymmetric digital subscriber loops
10/24/2000US6137789 Mobile station employing selective discontinuous transmission for high speed data services in CDMA multi-channel reverse link configuration
10/24/2000US6137784 Method and apparatus for wireless communication employing control for confidence metric bandwidth reduction
10/24/2000US6137777 Control tool for bandwidth management
10/24/2000US6137545 Reception mode control in radio receivers for receiving both VSB and QAM digital television signals
10/24/2000CA2189505C Method for controlling a diversity receiver apparatus in a radio subscriber unit
10/19/2000WO2000062498A1 Method and receiver for receiving and decoding signals modulated with different modulation methods
10/19/2000WO2000062495A1 Method of multicast file distribution and synchronization
10/19/2000WO2000062486A1 Data transmission method and apparatus
10/19/2000WO2000062468A2 Flexible radio link control protocol
10/19/2000WO2000062467A1 A retransmission method with soft combining in a telecommunications system
10/19/2000WO2000062466A2 Method for minimizing feedback responses in arq protocols
10/19/2000WO2000062465A1 Communications system and method for matching and balancing the bit rates of transport channels to the bit rate of a physical channel
10/19/2000WO2000062464A1 A method for rate adaptation in a cellular packet voice system
10/19/2000WO2000062461A2 Interleavers and de-interleavers
10/19/2000WO2000062458A2 Methods and appliances for encryption system varying dynamically depending upon variables and its applications
10/19/2000WO2000062426A1 Intra-row permutation for turbocode
10/19/2000WO2000062425A1 Method for coding channels
10/19/2000WO2000036782A3 Reception method and receiver using several different transport formats
10/19/2000WO2000028693A9 Method and apparatus for performing error correction by combining two instances of a message
10/19/2000WO2000028691A9 Multi-pair gigabit ethernet transceiver
10/19/2000WO2000021214A8 Orthogonal transmit - receive diversity technique and device
10/19/2000DE19913374A1 Anordnung zur kanalindividuellen Dispersionskompensation eines Wellenlängen-Multiplexsignals Arrangement for dispersion compensation of a channel-specific wavelength division multiplexed signal
10/18/2000EP1045545A2 Clock recovery apparatus
10/18/2000EP1045544A1 Click noise reduction for voice ADPCM
10/18/2000EP1045543A2 Diversity reception method and diversity receivers used with OFDM signals
10/18/2000EP1045542A1 A method for rate adaptation in a cellular packet voice system
10/18/2000EP1045541A2 Multiresolution transmission and error correction coding with multicarrier signals
10/18/2000EP1045539A2 Monitoring of the transmission quality in a digital telecommunication network
10/18/2000EP1045538A1 Multicarrier communication device and multicarrier communication method
10/18/2000EP1045531A2 Diversity reception method and diversity receivers
10/18/2000EP1045521A2 Rate matching and channel interleaving for a communications system
10/18/2000EP1044544A1 Reduction of the crest factor in ofdm signal
10/18/2000EP1044532A1 Intelligent packet retransmission scheme
10/18/2000EP1044531A1 Rate detection in direct sequence code division multiple access systems
10/18/2000EP1044530A1 Rate detection in direct sequence code division multiple access system
10/18/2000EP1044514A1 Radio communication system
10/18/2000EP1044508A1 Transmission system comprising an error correction circuit, an interleaver, and a puncturing or repeating device
10/18/2000EP0861534A4 Instrument for test and measurement of atm network virtual connections
10/18/2000CN1270731A 通信方法和系统 Communication method and system
10/18/2000CN1270723A Redundancy system with '1:N' and '1:1' redundancy for a ASN-system
10/18/2000CN1270721A Method of and apparatus for transmitting data in a multiple carrier system
10/18/2000CN1270716A Apparatus and method for transmitting signals in a communication system
10/18/2000CN1270676A Packet-based telemedicine system for communicating information between central monitoring stations and remote patient monitoring stations
10/18/2000CN1270486A Electronic device including signal package receiver
10/18/2000CN1270454A Method for stopping pulse series transfertation in beforehand in radio communication system
10/17/2000US6134694 Error control method and error control device for digital communication
10/17/2000US6134693 Automatic repeat request communication system with improved throughput by using reception confirmation table
10/17/2000US6134288 Apparatus and method for generating a decoding clock signal in response to a period of write and read clock signals
10/17/2000US6134278 Methods and apparatus for CDMA rate detection
10/17/2000US6134237 Method and apparatus for tracking data packets in a packet data communication system
10/17/2000US6134230 Method for selecting a link protocol for a transparent data service in a digital communications system
10/17/2000US6134221 Method for evaluating a communication link between a first and a second communication site
10/17/2000US6134220 Method of adapting the air interface in a mobile radio system and corresponding base transceiver station, mobile station and transmission mode
10/17/2000US6133963 System for echo cancellation comprising an improved ghost cancellation reference signal
10/17/2000US6132306 Cellular communication system with dedicated repeater channels
10/17/2000CA2213363C Communication network recoverable from link failure using prioritized recovery classes
10/17/2000CA2179296C Device for establishing cell boundaries in a bit stream and crc calculation
10/17/2000CA2015414C Method of and system for power line carrier communications
10/13/2000CA2742096A1 Rate matching and channel interleaving for a communications system
10/13/2000CA2301383A1 Monitoring the transmission quality in a digital communications network
10/12/2000WO2000060889A1 Cdma base station device and cdma communication method
10/12/2000WO2000060876A1 Device for indicating the received signal quality in a digital receiver
10/12/2000WO2000060802A1 Method and arrangement for changing parallel signals in a digital data transmission
10/12/2000WO2000060801A1 Method and arrangement for changing parallel clock signals in a digital data transmission
10/12/2000WO2000060799A1 Packet discard notification for semi reliable retransmission protocol
10/12/2000WO2000060798A1 Communication terminal, base station, and method of radio communication
10/12/2000WO2000060797A2 Selective repeat arq with efficient utilization of bitmaps
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