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)
04/1999
04/15/1999WO1999018682A2 Combined interference cancellation and maximum likelihood decoding of space-time block codes
04/15/1999CA2305553A1 Method for protecting important data bits using less important data bits
04/14/1999EP0909109A1 Method of block coding an ATM cell using a product code
04/14/1999EP0909060A2 Collision detection for packet-switched multiple-path communication system
04/14/1999EP0909040A2 Telecommunication network utilizing an error control protocol
04/14/1999EP0908017A1 Variable length coding with error protection
04/14/1999EP0907950A1 Encoding mode control method and decoding mode determining apparatus
04/13/1999CA2167742C Modulator-demodulator device capable of detecting an unsynchronized frame state
04/13/1999CA2132649C Retransmission protocol for wireless communications
04/13/1999CA2128386C Communication technique employing variable information transmission
04/09/1999CA2247668A1 Process for block coding by product code applicable to the coding of an atm cell
04/08/1999WO1999017563A2 Method and apparatus for increasing data rate by reduction of training data
04/08/1999WO1999017490A1 Time dispersion measurements in radio communications systems
04/08/1999WO1999017489A1 Method and apparatus for conveying data packets in a packet data communication system
04/08/1999WO1999017488A1 Method and apparatus for tracking data packets in a packet data communication system
04/08/1999WO1999017487A1 Unequal error protection in coded modulation schemes
04/08/1999WO1999017464A1 Method for selecting a receiver among a plurality of receivers in a diversity reception installation
04/08/1999WO1999017455A1 Apparatus and method for aligning trellis demapped data
04/08/1999WO1999017217A1 A reliable array of distributed computing nodes
04/08/1999WO1999007077A3 Means and method for a synchronous network communications system
04/08/1999WO1999005797A3 Communication system and method with orthogonal block encoding
04/08/1999WO1999004527A3 Reconstruction of a sent data frame
04/08/1999WO1999004521A3 A method and apparatus for segmentation and reassembly of packets/cells over satellite/wireless networks
04/08/1999WO1999004519A3 Combined array processing and space-time coding
04/08/1999WO1999004339A3 Method and apparatus for improving asynchronous transfer mode operation over noisy, high speed wireless links
04/08/1999DE19743239A1 Testing groups of data consisting of several bytes
04/08/1999DE19740935A1 Schaltungsanordnung und Verfahren zur Vorwärtsfehlerkorrektur Circuit arrangement and method for forward error correction
04/08/1999CA2303330A1 Time dispersion measurements in radio communications systems
04/07/1999EP0907268A1 Apparatus for transmitting digital speech signals on a data transmission channel
04/07/1999EP0906670A2 Transmitter diversity assembly and associated method for radio transmitter
04/07/1999EP0906669A1 Method and apparatus for data transmission using multiple transmit antennas
04/07/1999CN1213257A Adaptive radio link
04/07/1999CN1213232A Device and method for functuring and recovering code in spread spectrum communication system
04/07/1999CN1042886C Method for transmitting and receiving original information signal
04/07/1999CA2248511A1 Telecommunication network utilizing an error control protocol
04/06/1999US5892911 Information broadcasting system confirming the reception of information using error detection means
04/06/1999US5892879 Communication system for plural data streams
04/06/1999US5892759 Data transmission control system for performing one-to-multiple site data transmission by the use of radio packet communication
04/06/1999US5892466 Coding scheme for transmitting data
04/06/1999US5892464 Message encoding technique for communication systems
04/06/1999CA2145782C Asymmetric protocol for wireless communications
04/06/1999CA2129464C Transmitting device, receiving device, system and method for transmitting image at high efficiency
04/02/1999CA2249169A1 Mechanism for dispatching packets via a telecommunications network
04/01/1999WO1999016275A1 Optimised operations for research in adjacent channels and for allocating optimised time slots for mobile stations transmitting in a plurality of time slots
04/01/1999WO1999016240A1 Method of operating the channel equalizer in a receiver for dtv signals subject to co-channel ntsc interference
04/01/1999WO1999016204A1 Method and base station system for voice transmission via a radio interface in a digital radiotelephone communication system
04/01/1999WO1999003221A3 Device and method for determining characteristics of a digital subscriber line
04/01/1999WO1998054850A9 Method and apparatus for wireless communication employing control for confidence metric bandwidth reduction
04/01/1999DE19743123A1 Verfahren zur Auswahl eines von mehreren Empfängern in einer Diversity-Empfangsanlage A method for selecting one of a plurality of receivers in a diversity system
03/1999
03/31/1999EP0905976A1 Method of processing, transmitting and receiving dynamic image data and apparatus therefor
03/31/1999EP0905948A2 Rate adaptation for ADSL using a variable number of subcarriers
03/31/1999EP0905940A2 Loopback testing using error vector analysis
03/31/1999EP0905939A2 Adaptive communication data formatting
03/31/1999EP0905938A2 Hardware checksum assist for network protocol stacks
03/31/1999EP0905920A2 Multiple antenna communication system and method thereof
03/31/1999EP0904650A2 Transmitter for qam encoded data
03/31/1999EP0904639A1 Wide-area wireless distribution system
03/31/1999EP0830741B1 High speed cyclical redundancy check system using a programmable architecture
03/31/1999CN1212817A Method and system for testing condition of subscriber station in radio system
03/31/1999CN1212588A Receiving apparatus, transmitting/receiving apparatus, and communicating method
03/31/1999CN1212581A NTSC interference detectors using comb filters that suppress DTV pilot carrier to extract NTSC artifacts
03/31/1999CN1212548A Method for managing received data in complex digital cellular terminal
03/31/1999CN1212517A Serial data communication between integrated circuits
03/31/1999CN1212374A Data link system between aircraft and ground and procedure for recovering from failure
03/30/1999US5889956 Hierarchical resource management with maximum allowable allocation boundaries
03/30/1999US5889864 Data transmission systems
03/30/1999US5889826 Apparatus and method for diversity combining
03/30/1999US5889790 Data communication method and data communication apparatus
03/30/1999US5889785 Remote reporting system for digital transmission line elements
03/30/1999US5889783 Data communication
03/30/1999US5889772 System and method for monitoring performance of wireless LAN and dynamically adjusting its operating parameters
03/30/1999US5889488 Mobile communication system
03/30/1999US5888087 One-handed dock for a portable data collection terminal
03/30/1999CA2247686A1 Adaptive communications formatting
03/30/1999CA2122741C Error detector circuit and method therefor
03/25/1999WO1999014973A2 Adaptive radio link
03/25/1999WO1999014886A1 Redundancy system with '1:n' and '1:1' redundancy for a asn-system
03/25/1999WO1999014885A2 Time diversity in a tdma system
03/25/1999WO1999014884A2 Circuit and method for forward error correction in a digital synchronous hierarchical system
03/25/1999WO1999014883A1 Rapid decoding of partially received convolution-coded data
03/25/1999WO1999014882A2 A packet-based telemedicine system for communicating information between central monitoring stations and remote patient monitoring stations
03/25/1999WO1999014878A1 A method of and apparatus for transmitting data in a multiple carrier system
03/25/1999WO1999014874A1 Method and device for change of reception frequency in a digital audio broadcasting system receiver
03/25/1999WO1999014871A1 Transmitter diversity technique for wireless communications
03/25/1999WO1999014866A2 Transmission system with improved reconstruction of missing parts
03/25/1999WO1999014865A1 System and method for data rate adjustments in modem communications
03/25/1999WO1999001959A3 Method and system for coding digital data
03/25/1999WO1998059523A3 Dynamic bandwidth allocation to transmit a wireless protocol across a code division multiple access (cdma) radio link
03/25/1999WO1998054865A3 Error detection and recovery for sequential access devices in a fibre channel protocol
03/25/1999DE19742124A1 Speech transmission method for radio interface in digital radio communication system
03/25/1999CA2509947A1 Transmitter diversity technique for wireless communications
03/25/1999CA2304249A1 Circuit arrangement and method for forward error correction
03/25/1999CA2303938A1 Method and device for change of reception frequency in a digital audio broadcasting system receiver
03/25/1999CA2303538A1 Redundancy system with "1:n" and "1:1" redundancy for a asn-system
03/25/1999CA2302372A1 Time diversity in a tdma system
03/25/1999CA2301937A1 A packet-based telemedicine system for communicating information between central monitoring stations and remote patient monitoring stations
03/24/1999EP0903955A1 Modular architecture PET decoder for ATM networks
03/24/1999EP0903905A2 Scheme for reliable communications via radio and wire networks using transport layer connection
03/24/1999EP0903892A1 Security arrangement and method in a data communication system
03/24/1999EP0903883A2 System and method for adaptive modification of modulated and coded schemes in a communication system
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