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)
12/1999
12/21/1999US6005876 Method and apparatus for mobile data communication
12/21/1999US6005856 Communication protocol for spread spectrum wireless communication system
12/21/1999US6005855 Method and apparatus for providing variable rate data in a communications system using statistical multiplexing
12/21/1999US6005841 Redundancy arrangement for telecommunications system
12/21/1999US6005477 Method and apparatus for information transmission via power supply lines
12/21/1999US6004028 Device and method for receiving and reconstructing signals with improved perceived signal quality
12/16/1999WO1999065182A2 Method of selecting synchronization pattern from a test signal
12/16/1999WO1999065160A1 Spatio-temporal equalisation using cholesky factorisation and systolic arrays
12/16/1999WO1999065158A1 Method for maintaining an operating condition of a mobile radio telephone system, mobile station and base station
12/16/1999DE19924922A1 Transmission of information between network computer nodes
12/16/1999CA2334153A1 Spatio-temporal equalisation using cholesky factorisation and systolic arrays
12/16/1999CA2333416A1 Method of selecting synchronization pattern from a test signal
12/15/1999EP0964560A1 Method and system for terminal mobility
12/15/1999EP0964548A1 A system and method for link and media access control layer transaction initiation procedures
12/15/1999EP0964545A1 Method of controlling errors in a packets transmission link
12/15/1999EP0964544A1 Method of controlling errors in a packets transmission link
12/15/1999EP0964540A2 System for dynamic adaptation of data channel coding in wireless communications
12/15/1999EP0964534A1 DECT data transmitting and receiving apparatus using speech frame
12/15/1999EP0963632A2 Frame alignment of test signals in a communications network
12/15/1999EP0963631A2 Adaptable overlays for forward error correction schemes based on trellis codes
12/15/1999CN1238873A Method and apparatus for mapping between cellular bit streams and wireline waveforms
12/15/1999CN1238605A Whittbei code translator
12/15/1999CA2273519A1 Line coding mismatch detection technique
12/14/1999US6002722 Multimode digital modem
12/14/1999US6002714 Data, path and flow integrity monitor
12/14/1999US6002710 Timing recovery for a pseudo-random noise sequence in a direct-sequence spread-spectrum communications system
12/14/1999US6002709 Verification of PN synchronization in a direct-sequence spread-spectrum digital communications system
12/14/1999US6002673 Method for channel management in a TDMA communication system
12/14/1999US6002672 Diversity antenna selection
12/14/1999US6002667 Minimum guaranteed cell rate method and apparatus
12/14/1999US6002664 Method to gain access to a base station in a discrete multitone spread spectrum communications system
12/14/1999US6002274 Oversampled state machine for jitter tolerant pulse detection
12/12/1999CA2273472A1 Methods and systems for call forwarding
12/09/1999WO1999063764A2 Method and system for testing data channel functionality in a radio apparatus
12/09/1999WO1999063719A1 Method in a selective call radio for decoding an interleaved data block received as a radio signal
12/09/1999WO1999063713A1 Dynamic bandwidth allocation in cdma system
12/09/1999WO1999063703A2 Data transmission methods in a telecommunication system
12/09/1999WO1999063702A1 Retransmission method and system with variable window length
12/09/1999WO1999063700A1 Coded packet transmission without identifying the code used
12/09/1999WO1999063682A2 Fast acquisition of traffic channels for a highly variable data rate
12/09/1999WO1999063679A1 Method and system for estimating a communication mode quality in a wireless communications system
12/09/1999WO1999063673A1 Sequential decoder, and receiver using sequential decoder
12/09/1999WO1999063523A1 Method and device for voice encoding
12/09/1999WO1999063522A1 Method and device for voice encoding
12/09/1999WO1999063520A1 Method and device for masking errors
12/09/1999CA2834031A1 Fast acquisition of traffic channels for a highly variable data rate
12/09/1999CA2334097A1 Coded packet transmission without identifying the code used
12/08/1999EP0963082A2 Quality of service improvement of internet real-time media transmission by transmitting redundant voice/media frames
12/08/1999EP0963073A1 Transmitter and receiver
12/08/1999EP0963060A2 Diversity transmission apparatus and base station using the same
12/08/1999EP0963049A2 Interleaving with golden section increments
12/08/1999EP0963048A2 Max-log-APP decoding and related turbo decoding
12/08/1999EP0962068A1 Automatic repeat request data communications method and apparatus
12/08/1999EP0962064A2 Out of channel cyclic redundancy code method for a discrete multitone spread spectrum communications system
12/08/1999EP0763300A4 Pcs pocket phone/microcell communication over-air protocol
12/08/1999EP0667055A4 A method and apparatus for mitigating distortion effects in the determination of signal usability.
12/08/1999CN1238090A Method and apparatus for selectively transmitting packets of message data to remote communication station
12/08/1999CN1238084A A decoding technique for tail biting codes
12/08/1999CN1238075A Error detection scheme for ARQ systems
12/08/1999CN1237864A Base station device and wireless communication method
12/08/1999CN1237842A Frame erasure for digital data transmission systems
12/08/1999CN1237837A Bit error rate measuring circuit using synchronous word and color code
12/07/1999USRE36430 Device for the transmission of digital data with at least two levels of protection and corresponding reception device
12/07/1999US6000054 Method and apparatus for encoding and decoding binary information using restricted coded modulation and parallel concatenated convolution codes
12/07/1999US5999570 Transmission apparatus, sending apparatus, and receiving apparatus, and transmission method
12/07/1999US5999569 Communication system
12/07/1999US5999566 Method and apparatus for providing error-tolerant communication of information
12/07/1999US5999563 Rate negotiation for variable-rate digital subscriber line signaling
12/07/1999US5999223 System for controlling the operating mode of an adaptive equalizer within a digital TV signal receiver
12/07/1999CA2179560C Cable television data path error analyzer
12/07/1999CA2167746C Multilevel coding for fractional bits
12/07/1999CA2152944C A method and apparatus for locating a digital control channel in a radiocommunication system
12/07/1999CA2140483C Method for communicating block coded digital data with associated synchronization/control data
12/07/1999CA2128881C Method and apparatus of adaptive maximum likelihood sequence estimation using filtered correlation synchronization
12/07/1999CA2117941C Frequency reuse technique for a high data rate satellite communication system
12/07/1999CA2076996C Transmission line switching devices capable of switching to a redundant system when a failure occurs in the system path
12/02/1999WO1999062237A1 Bs digital broadcast receiver
12/02/1999WO1999062231A1 Method and apparatus for a data transmission of 100 mbps in a terminal
12/02/1999WO1999062230A1 Ethernet switch in a terminal for a wireless metropolitan area network
12/02/1999WO1999062225A1 Adaptive countermeasures for wireless communication of fast ethernet data packets
12/02/1999WO1999062224A1 Method and apparatus for transporting ethernet data packets via radio frames
12/02/1999WO1999062213A2 Transmission system with adaptive channel encoder and decoder
12/02/1999WO1999062212A2 Transmission system for transmitting a main signal and an auxiliary signal
12/02/1999WO1999062209A2 Transmission system with adaptive channel encoder and decoder
12/02/1999WO1999062205A1 The air interfaces in a wireless local loop system
12/02/1999WO1999062185A2 Transmission system having a simplified channel decoder
12/02/1999WO1999062184A1 Interleaving method and device, and deinterleaving method and device
12/02/1999WO1999062181A1 Error protecting method and error protective device
12/02/1999DE19825398A1 Transmission of error corrected digital data
12/02/1999DE19824143A1 Verfahren zur Datenübertragung und Kommunikationssystem Method for data transmission and communication system
12/01/1999EP0961499A1 Predictive coding method and decoding method for dynamic image
12/01/1999EP0961437A1 Method for bit error rate measurements in a cell-based telecommunication system
12/01/1999EP0961436A2 Method of identifying a frame for erasure in a digital data transmission system
12/01/1999EP0961428A2 Method for controlling the end-to-end link quality in a telecomunications system
12/01/1999EP0961419A2 Base station apparatus and radio communication method with reception diversity
12/01/1999EP0960496A1 Redundancy arrangement for telecommunications system
12/01/1999EP0960495A1 Incremental redundancy radio link protocol
12/01/1999EP0960487A2 Maximum likelihood detection of concatenated space-time codes for wireless applications with transmitter diversity
12/01/1999CN1237300A Interference mitigation by joint detection of cochannel signals
12/01/1999CN1237296A Method and device for multiplexing plurality of digital data flow into one global digital data flow, and method and device for demultiplexing one global digital data flow into plurality digital data f
1 ... 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 ... 1035