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)
12/2003
12/02/2003US6658024 Data transmission device and data transmission method capable of minimizing delay of fast data both in normal conditions and noisy conditions
12/02/2003US6658019 Real-time video transmission method on wireless communication networks
12/02/2003US6658005 Hybrid ARQ method for packet data transmission
12/02/2003US6657967 Dummy bit elimination device and coding apparatus for FEC code word
12/02/2003US6657966 Test access system and method for digital cross connect communication networks
12/02/2003US6655588 Card system, IC card and card reader/writer used for the card system
12/02/2003CA2328216C Method and system for estimating the ability of a subscriber loop to support broadband services
12/02/2003CA2300645C Apparatus and method for integrating error control and authentication for satellite uplinks
11/2003
11/27/2003WO2003098916A2 High-resolution image projection
11/27/2003WO2003098884A1 Protocol, information processing system and method, information processing device and method, recording medium, and program
11/27/2003WO2003098871A1 Selective service method in multicast system
11/27/2003WO2003098862A1 Method and arrangement for adjusting transmission power in a digital subscriber line
11/27/2003WO2003098861A1 Intelligent communications, command, and control system for a land-based vehicle
11/27/2003WO2003098860A1 Audio data code conversion transmission method and code conversion reception method, device, system, and program
11/27/2003WO2003098811A2 Memory for turbo decoder
11/27/2003WO2003098810A1 Reliability-based hybrid arq scheme
11/27/2003WO2003098638A1 Fault tolerant computer
11/27/2003WO2003098531A1 Transmission error resistant reader station
11/27/2003WO2003077064A3 Method of accommodating overlapping or adjacent networks
11/27/2003WO2003063516A3 An apparatus for processing otn frames utilizing an efficient forward error correction
11/27/2003WO2003055131A3 Anti-pirate method for the distribution of digital content
11/27/2003WO2003053019A3 Single clock receiver
11/27/2003WO2003047118A3 Method and apparatus for determining the log-likelihood ratio with precoding
11/27/2003WO2003041330A3 Adaptive rate control for an ofdm communication system
11/27/2003WO2003030362A3 Multiplexer cell and multiplexer circuit arrangement and encoding device for use in a multiplexer circuit arrangement of this type
11/27/2003WO2003028272A3 Method and system for detecting false packets in wireless communications systems
11/27/2003WO2002069238A3 Managing coherence via put/get windows
11/27/2003WO2002054658A3 Setting or updating a frame quality classifier (fqc) of a frame at a radio network controller (rnc) or media gateway (mgw) for a end-to-end frame quality classification
11/27/2003US20030221157 Method for segmentally deinterleaving a data signal
11/27/2003US20030221156 Method and apparatus for concatenated punctured encoding and decoding of a communications signal
11/27/2003US20030221154 Data transfer apparatus
11/27/2003US20030221141 Software-based watchdog method and apparatus
11/27/2003US20030221140 Method and apparatus for detecting and isolating failures in equipment connected to a data bus
11/27/2003US20030221139 Software troubleshooting method for manufacturing facility
11/27/2003US20030220719 Method and apparatus for centrally-controlled electrical protection system architecture reliability improvement based on sensitivity analysis
11/27/2003US20030220122 Apparatus and method for receiving channel signal using space time transmit diversity scheme in code division multiple access communication system
11/27/2003US20030220119 Point to multi-point services using high speed shared channels in wireless communication systems
11/27/2003US20030219086 Jitter identification using a wide bandwidth oscilloscope
11/27/2003US20030219083 System and method for improving coding gain performance within gigibit phy viterbi decoder
11/27/2003US20030219080 Transmitter diversity technique for wireless communications
11/27/2003US20030219078 Methods and apparatus for self-inverting turbo code interleaving with high separation and dispersion
11/27/2003US20030219034 Method and apparatus optimizing a radio link
11/27/2003US20030219025 Gateway having bypassing apparatus
11/27/2003US20030219013 Data transmission apparatus and data transmission method
11/27/2003US20030218985 Ingress cell processing at a user-network interface
11/27/2003US20030218983 Methods for optimizing and evaluating network access techniques
11/27/2003US20030218974 Method and system for control of congestion in CDMA systems
11/27/2003US20030218973 System and method for data detection in wireless communication systems
11/27/2003DE10218123C1 Subscriber signal transmission method for cellular radio communications system incorporates suppression of interference between the same channel for adjacent radio cells
11/27/2003CA2483406A1 Code conversion transmission and code conversion reception of audio data
11/26/2003EP1365554A1 Computation of coefficients for a decision feedback equaliser with variable delay
11/26/2003EP1365550A2 Method and device for determining a time-parameter
11/26/2003EP1365549A1 Random access method and radio station
11/26/2003EP1365535A2 Data transfer apparatus using retransmission requests
11/26/2003EP1365534A1 Viterbi decoder for gigabit ethernet
11/26/2003EP1365533A1 Telecommunication system with configurable error correction
11/26/2003EP1365522A2 Apparatus and method for up-link data communication
11/26/2003EP1364548A1 Radio communication system
11/26/2003EP1364483A1 Compensation for antenna diagram optimization
11/26/2003EP1364482A1 Method and apparatus for avoiding unnecessary retransmissions in a cellular mobile radio system
11/26/2003EP1364481A1 Method and device for error correction of data blocks depending on error check and softbit information
11/26/2003EP1364479A2 Satellite receiver
11/26/2003EP1364472A1 Method, apparatus, and system for optimizing transmisson power and bit rate in multi-transmission scheme communication systems
11/26/2003EP1364467A2 Method and apparatus for transmitting messages in a wireless communication system.
11/26/2003EP1364463A2 Method and apparatus for decoding of turbo encoded data
11/26/2003EP1364462A1 Turbo decoder system comprising parallel decoders
11/26/2003EP1364296A1 Method and apparatus for providing mobile and other intermittent connectivity in a computing environment
11/26/2003EP1078486B1 Partially block-interleaved cdma coding and decoding
11/26/2003EP0700615B1 A method of forward error correction
11/26/2003CN1459196A Data transmitting method and receiving method, and video data transmitting device and receiving device
11/26/2003CN1459179A Header compression method for network protocols
11/26/2003CN1459178A Direct digital synthesis in QAM demodulator
11/26/2003CN1459165A Method and apparatus for a rate control in a high data rate communication system
11/26/2003CN1459164A 分组传输系统和分组传输方法 Packet transmission systems and packet transmission method
11/26/2003CN1459148A Apparatus and method for generating and decoding codes in communication system
11/26/2003CN1459147A Apparatus and method for coding/decoding channels in mobile communication system
11/26/2003CN1459146A Apparatus and method for generating codes in communication system
11/26/2003CN1129332C Mobile station, base station and communication method
11/26/2003CN1129287C Radio digital signal receiver and signal processing method
11/26/2003CN1129265C Method and apparatus for tracking data packets in packet data communication system
11/26/2003CN1129264C Phase domain multiplexed communications method
11/26/2003CN1129263C Method and apparatus for group encoding signals
11/26/2003CN1129262C Method for distributing number of code bits to signal source or channels
11/26/2003CN1129254C Transmission power controller and method
11/26/2003CN1129243C Cellular communication system with multiple code rates
11/26/2003CN1129242C Method and apparatus in wireless communication system for dynamically formatting application data to be transmitted
11/26/2003CN1129240C Information signal transmitting device and method
11/26/2003CN1129234C Method for forming transition matrix and receiver of cellular radio system
11/26/2003CN1129233C Channel coding in cellular radio system
11/25/2003US6654928 Hybrid dimensional, spherical space-time coding and decoding apparatus, and associated method, for a communication system
11/25/2003US6654922 Method and apparatus for declaring correctness of reception of channels for use in a mobile telecommunications system
11/25/2003US6654921 Decoding data from multiple sources
11/25/2003US6654887 Steganography decoding methods employing error information
11/25/2003US6654562 Optical transmission system and optical transmission device
11/25/2003US6654480 Audio appliance and monitoring device responsive to watermark data
11/25/2003US6654429 Pilot-aided channel estimation for OFDM in wireless systems
11/25/2003US6654422 Efficient automatic repeat request method using variable length sequence numbers
11/25/2003US6654411 Method and system for estimating error rate of a communication channel over a wide dynamic range
11/25/2003US6654410 Fast initialization using seamless rate adaptation
11/25/2003US6654385 Message division communication method and communication system
1 ... 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 ... 1035