Patents
Patents for H04L 1 - Arrangements for detecting or preventing errors in the information received (103,402)
12/2002
12/12/2002WO2002076008A3 Apparatus for and method of measuring jitter
12/12/2002US20020188908 Forward error correction with channel adaptation
12/12/2002US20020188907 Data transfer system
12/12/2002US20020188905 System and method for interleaving data in a communication device
12/12/2002US20020188892 Method and apparatus for online detection and correction of faults affecting system-on-chip buses
12/12/2002US20020188888 Method and apparatus for testing digital devices using transition timestamps
12/12/2002US20020188747 Method for data distribution
12/12/2002US20020188426 Check pointing of processing context of network accounting components
12/12/2002US20020187799 System and method for link adaptation in communication systems
12/12/2002US20020186803 Compensation of reference frequency drift in system requiring critical upstream timing
12/12/2002US20020186800 Method of coding/decoding a digital data stream coded with bitwise interleaving in multiple transmission and reception in the presence of intersymbol interference and corresponding system
12/12/2002US20020186797 Decoders for many-carrier signals, in particular in DVB-T receivers
12/12/2002US20020186796 Method and apparatus for maximizing receiver performance utilizing mid-packet gain changes
12/12/2002US20020186793 Detection and mitigation of temporary impairments in a communications channel
12/12/2002US20020186790 Digital VSB transmission system
12/12/2002US20020186784 Method and apparatus for rearranging codeword sequence in a communication system
12/12/2002US20020186779 Method for multiple antenna transmission
12/12/2002US20020186778 Method and apparatus for adaptive signaling in a QAM communication system
12/12/2002US20020186762 Adaptive equalizer having a variable step size influenced by output from a trellis decoder
12/12/2002US20020186761 Method and apparatus for estimating the signal to interference-plus-noise ratio of a wireless channel
12/12/2002US20020186759 Modems utilizing low density parity check codes
12/12/2002US20020186756 Channel equalization with SCDMA modulation
12/12/2002US20020186753 Chip blanking and processing in SCDMA to mitigate impulse and burst noise and/or distortion
12/12/2002US20020186675 Method and apparatus for reducing the impact of cell reselection on GPRS/EDGE data rates
12/12/2002US20020186672 System and method for interleaving compressed audio/video (A/V) data frames
12/12/2002US20020186663 End-to-end frame quality classification
12/12/2002US20020186657 Method and apparatus for congestion control in a wireless communication system
12/12/2002DE10125909A1 Datenübertragungssystem mit hoher Datenübertragungsrate A data transmission system with a high data transfer rate
12/12/2002DE10125908A1 Mobile radio receiver for receiving data packets over mobile radio channel has incremental redundancy for mobile radio reception
12/12/2002DE10125474A1 Vorrichtung sowie Verfahren zum Empfangen von von Satelliten abgegebenen Signalen An apparatus and method for receiving satellite signals emitted by
12/12/2002CA2449820A1 Simultaneous transmission of standard 8-vsb and robust 2-vsb (4-vsb) symbols in atsc system
12/12/2002CA2449444A1 Method and apparatus for reduction of congestion through data rate adjustment in a wireless communication system
12/12/2002CA2449297A1 Security in area networks
12/11/2002EP1265413A2 Mapping with unequal error protection
12/11/2002EP1265411A1 Multicarrier system with adaptive bit-wise interleaving
12/11/2002EP1265404A2 Electronic device adaptable for fibre channel arbitrated loop and method for detecting wrong condition in FC-AL
12/11/2002EP1265391A1 Jitter histogram approximation method
12/11/2002EP1265390A1 Selective packet retransmission with timing control at transmission
12/11/2002EP1265389A2 Method of impairment mitigation in a communication system
12/11/2002EP1265376A2 Method for multiple antenna transmission
12/11/2002EP1264494A1 Method for transmitting radio signals, radio communication access network and terminal using same
12/11/2002EP1264488A1 Wireless electronic libretto display apparatus and method
12/11/2002EP1264456A2 Method and apparatus for combined soft-decision based interference cancellation and decoding
12/11/2002EP1264435A1 Frame structure for variable rate wireless channels transmitting high speed data
12/11/2002EP1264422A2 Forward-link scheduling in a wireless communication system
12/11/2002EP1264408A2 Method and apparatus for computing soft decision input metrics to a turbo decoder
12/11/2002EP0815509B1 Method and apparatus for data encoding and communication over noisy media
12/11/2002CN1385008A Method and apparatus for uplink scheduling
12/11/2002CN1384675A Gaussian minimum frequency deviation digital key modulation method and device
12/11/2002CN1384624A Automatic re-sending request
12/11/2002CN1096167C Method and apparatus for detemrining data rate of transmitted variable rate data in communications receiver
12/11/2002CN1096163C Method for providing decoder digit in CDMA system and multirate decoder
12/11/2002CN1096161C Method and apparatus for formatting of data for transmission
12/11/2002CN1096157C Multipath search processor for spread spectrum multiple access communication system
12/11/2002CN1096156C Method and apparatus for using walsh shift keying in spread spectrum communication system
12/11/2002CN1096154C System for radio transmission of digital signals between plurality of subscriber stations and base station
12/11/2002CA2390253A1 Ofdm multiple sub-channel communication system
12/10/2002US6493847 Sonet B2 parity byte calculation method and apparatus
12/10/2002US6493844 Error detector, semiconductor device, and error detection method
12/10/2002US6493842 Time-varying randomization for data synchronization and implicit information transmission
12/10/2002US6493838 Coding apparatus and decoding apparatus for transmission/storage of information
12/10/2002US6493815 Interleaving/deinterleaving device and method for communication system
12/10/2002US6493657 Amplitude range matching system
12/10/2002US6493408 Low-jitter data transmission apparatus
12/10/2002US6493402 Mode control for trellis decoder
12/10/2002US6493399 Digital wireless communications systems that eliminates intersymbol interference (ISI) and multipath cancellation using a plurality of optimal ambiguity resistant precoders
12/10/2002US6493397 Radio communication device and radio communication method
12/10/2002US6493395 Multi-carrier transmission systems
12/10/2002US6493343 System and method for implementing multi-pathing data transfers in a system area network
12/10/2002US6493319 Test access system and method for digital communication networks
12/10/2002US6493287 Can microcontroller that utilizes a dedicated RAM memory space to store message-object configuration information
12/10/2002CA2271508C A coding technique in discrete multi-tone (dmt) based communications systems
12/10/2002CA2118355C Orthogonal polarization and time varying offsetting of signals for digital data transmission or reception
12/05/2002WO2002098156A1 A method for enabling a subscriber entity to actively communicate in a communication network
12/05/2002WO2002098109A1 Packet reception apparatus and packet reception method
12/05/2002WO2002098077A1 Method and apparatus for transporting different classes of data bits in a payload over a radio interface
12/05/2002WO2002098067A1 Data transmission system having a high data transmission rate
12/05/2002WO2002098051A1 Space-time coded transmissions within a wireless communication network
12/05/2002WO2002098036A2 Method and apparatus for w-cdma modulation
12/05/2002WO2002098003A1 Hierarchical block coding for a packet-based communications system
12/05/2002WO2002098000A1 Types-based, lossy data embedding
12/05/2002WO2002097602A1 Broad band test point element management system
12/05/2002WO2002097469A1 Device and method for receiving signals emitted from satellites
12/05/2002WO2002097457A2 A digital system and a method for error detection thereof
12/05/2002WO2002082666A3 Transmissions in a communication system
12/05/2002WO2002063889A3 Blind transport format detection of turbo-coded data
12/05/2002WO2002056567A3 Reduced soft output information packet selection
12/05/2002WO2002056531A9 System and method for processing of erroneous data in packet switched communications system where the packets are divided and processed in parts
12/05/2002WO2002052772A3 Endcoded qam
12/05/2002WO2002041505A3 Method and apparatus for detection and classification of impairments on an rf modulated network
12/05/2002WO2002025888A3 Negotiation of transmission parameter
12/05/2002US20020184599 Data processing apparatus with circuit for confirming normality of serial transmission data
12/05/2002US20020184593 Decoding method for block codes used for the purpose of channel coding
12/05/2002US20020184590 Hierarchical block coding for a packet-based communications system
12/05/2002US20020184570 Method and apparatus for calculating data integrity metrics for web server activity log analysis
12/05/2002US20020184389 Interference suppression methods for 802.11
12/05/2002US20020184383 Live mobile camera system with a communication protocol and a server cluster
12/05/2002US20020184173 Analog detection, equalization and decoding method and apparatus
12/05/2002US20020183084 Multiple threshold scheduler
12/05/2002US20020183067 Method and system for wirelessly transmitting data between a base transceiver station and a subscriber unit