Patents
Patents for H04L 1 - Arrangements for detecting or preventing errors in the information received (103,402)
08/2001
08/08/2001EP0839422A4 Linked-list structures for multiple levels of control in an atm switch
08/08/2001EP0839419A4 Hierarchical resource management
08/08/2001CN1307786A Mobile radio communication system, communication apparatus for mobile radio communication system, and mobile radio communication method
08/08/2001CN1307760A Transmit diversity methods, system, and terminals using scramble coding
08/08/2001CN1307697A Digital input module
08/08/2001CN1307432A Decoding method and decoder for Turbo code
08/08/2001CN1307321A Method and apparatus for determining fault detector in warning signal system
08/08/2001CN1069472C Error tracking loop
08/07/2001US6272652 Method and system for adaptive interleaving
08/07/2001US6272550 Method and apparatus for acknowledging top data packets
08/07/2001US6272190 System for wireless transmission and receiving of information and method of operation thereof
08/07/2001US6272187 Device and method for efficient decoding with time reversed data
08/07/2001US6272183 Method for data transmission on transmission channels in a digital transmission system
08/07/2001US6272182 Digital transmission system for transmitting a digital audio signal being in the form of samples of a specific wordlength and occurring at a specific sampling rate
08/07/2001US6272173 Efficient fir filter for high-speed communication
08/07/2001US6272171 Robbed bit signaling identification in a PCM modem
08/07/2001US6272168 Code sequence generator in a CDMA modem
08/07/2001US6272148 Scheme for reliable communications via radio and wire networks using transport layer connection
08/07/2001US6272138 Method and apparatus for reducing jitter or wander on internetworking between ATM network and PDH network
08/07/2001US6272123 Variable rate CDMA transmitter-receiver and transmission method
08/07/2001US6272117 Digital sensing multi access protocol
08/07/2001US6272112 Repeating unit testing system and communication apparatus as well as communication method
08/07/2001CA2326545A1 Radio interference detection and screening system for locomotive control unit radios
08/07/2001CA2201550C Transmitting/receiving apparatus using a plurality of spreading codes
08/02/2001WO2001056309A1 Distributed processing for optimal qos in a broadband access system
08/02/2001WO2001056251A2 Method and apparatus for sending and receiving client-server messages over multiple wireless and wireline networks
08/02/2001WO2001056227A1 Synchronous detection circuit, synchronous control device including synchronous detection circuit, and synchronous detection method
08/02/2001WO2001056219A1 Retransmission scheme in wireless computer networks
08/02/2001WO2001056218A1 A method and apparatus for efficient transmit diversity using complex space-time block codes
08/02/2001WO2001056217A2 Redundancy scheme for the radio frequency front end of a broadband wireless hub
08/02/2001WO2001056211A1 Optical protection system for liquid crystal switches
08/02/2001WO2001056194A1 Space diversity method and system for broadband wireless access
08/02/2001WO2001056182A1 Home networking over phone lines
08/02/2001WO2001056175A1 Method and apparatus for selecting a communication data rate between mobile and base stations
08/02/2001WO2001056174A2 Method and system for reducing power consumption in communication devices
08/02/2001WO2001055880A1 Messaging method and apparatus for transceiving messages in client/server environment over multiple wireless networks
08/02/2001WO2001055806A1 Method for automatic fault tree synthesis
08/02/2001US20010011357 Troubleshooting method of looped interface and system provided with troubleshooting function
08/02/2001US20010011305 File transmission acknowledgement system and method
08/02/2001US20010011023 Wireless communication device capable of controlling transmission power and transmission power control method therefor and wireless communication system employing the same
08/02/2001US20010011000 Method and apparatus for dry-in, dry-out polishing and washing of a semiconductor device
08/02/2001US20010010997 Method and apparatus for dry-in, dry-out polishing and washing of a semiconductor device
08/02/2001US20010010996 Method and apparatus for dry-in, dry-out polishing and washing of a semiconductor device
08/02/2001US20010010711 Digital transmission system for transmitting a digital audio signal being in the form of samples of a specific wordlength and occurring at a specific sampling rate
08/02/2001US20010010710 Bandwidth-efficient concatenated trellis-coded modulation decoder and decoding method thereof
08/02/2001US20010010501 Circuitry with resistive input impedance for generating pulses from analog waveforms
08/01/2001EP1120932A1 Variable length packet data transmission
08/01/2001EP1120931A1 A method for enhancing the capacity of a cellular radio-communication system and corresponding system
08/01/2001EP1120930A2 Method and apparatus for frame transmission
08/01/2001EP1120929A1 Multi-carrier signal transmitter and multi-carrier signal receiver
08/01/2001EP1119996A1 A method and system for managing a bearer properties at retransmission
08/01/2001EP1119995A1 Random access in a mobile telecommunications system
08/01/2001EP1119987A2 High power short message service using tdma frames and/or bcch
08/01/2001EP1119980A1 Encoding method of multimedia data and device thereof
08/01/2001EP1119955A1 Semi-reliable data transport
08/01/2001EP1119936A1 Data communication method and system using an adaptive hybrid-arq scheme
08/01/2001EP1119935A2 Method for adapting data rates
08/01/2001EP1119934A1 Apparatus and method for transmitting punctured or repeated data
08/01/2001EP1119916A1 Viterbi decoder system with trace-back implementation
08/01/2001EP1119915A1 Hybrid interleaver for turbo codes
08/01/2001EP1119775A2 Retransmission procedure and apparatus for handshaking protocol
08/01/2001CN1306711A Digital data decoder that derives codeword estimates from soft data
08/01/2001CN1306704A Receiver and equalizing method
08/01/2001CN1306648A Appts. and method for recovery of data in lossy transmission environment
08/01/2001CN1306369A Bit error rate detector with large dynamic range
08/01/2001CN1306367A Effective band width cascade connected lattice code modem and decording method
08/01/2001CN1306357A High-speed universal serial communication controller
08/01/2001CN1306356A Wireless data machine and wireless transmission method for preventing collision in wireless transmission
08/01/2001CN1306355A Automatic answer back method in wireless transmission and wireless data machine
08/01/2001CN1306348A Method of effectively crossing length variable data group
07/2001
07/31/2001US6269134 Data transmission method and apparatus in pulse amplitude modulation communication system
07/31/2001US6269130 Cached chainback RAM for serial viterbi decoder
07/31/2001US6269129 64/256 quadrature amplitude modulation trellis coded modulation decoder
07/31/2001US6269126 Data communication and radio system
07/31/2001US6269125 System and method for trellis encoding a digital signal
07/31/2001US6269124 Data transmission system, receiver, and recording medium
07/31/2001US6269113 Modulated signal generator for W-CDMA channel in a wireless local loop system
07/31/2001US6269085 Method and apparatus for hierarchical discovery and pruning of slow members of a multicast group
07/31/2001US6269080 Method of multicast file distribution and synchronization
07/31/2001US6268808 High speed data modification system and method
07/31/2001US6268767 Dual bit error rate estimation in a QAM demodulator
07/26/2001WO2001054351A1 Wireless network system and method
07/26/2001WO2001054339A1 Hybrid arq schemes with soft combining in variable rate packet data transmission
07/26/2001WO2001054338A1 Method and apparatus for a selective acknowledgement scheme
07/26/2001WO2001054337A1 Frame structure for variable rate wireless channels transmitting high speed data
07/26/2001WO2001054336A1 Flexible frame structures in adaptive high data rate wireless access systems
07/26/2001WO2001054335A1 Adaptive frame structures for hybrid cdma/tdma system
07/26/2001WO2001054317A2 Trellis-coding and pre-equalisation for optical channels
07/26/2001WO2001054303A1 Data transmission from transmitter to receiver in radio system
07/26/2001WO2001054286A1 Method for decoding a data signal
07/26/2001US20010010089 Digital transmission method of the error-correcting coding type
07/26/2001US20010010088 Error bit correcting method for use in time-division multiple access system and bit correcting circuit
07/26/2001US20010010085 Recovering and relocating unreliable disk sectors when encountering disk drive read errors
07/26/2001US20010009850 Radio communication apparatus
07/26/2001US20010009569 Concatenated convolutional encoder and decoder of mobile communication system
07/26/2001US20010009555 Method and device for robust fallback in data communication systems
07/26/2001DE19961140A1 Pattern insertion device for function monitoring of telecommunications coupling network
07/26/2001CA2397951A1 Wireless network system and method
07/25/2001EP1119153A1 Method and device for robust fallback in data communication systems
07/25/2001EP1119146A2 Frequency-domain equalisation