DE60021195D1 - Verfahren und vorrichtung zur kanalkodierung und kanaldekodierung - Google Patents

Verfahren und vorrichtung zur kanalkodierung und kanaldekodierung

Info

Publication number
DE60021195D1
DE60021195D1 DE60021195T DE60021195T DE60021195D1 DE 60021195 D1 DE60021195 D1 DE 60021195D1 DE 60021195 T DE60021195 T DE 60021195T DE 60021195 T DE60021195 T DE 60021195T DE 60021195 D1 DE60021195 D1 DE 60021195D1
Authority
DE
Germany
Prior art keywords
hub station
correlation
codeword
data burst
data bursts
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE60021195T
Other languages
English (en)
Inventor
Donald W Becker
E Leigh
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tachyon Inc
Original Assignee
Tachyon Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tachyon Inc filed Critical Tachyon Inc
Application granted granted Critical
Publication of DE60021195D1 publication Critical patent/DE60021195D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/435—Processing of additional data, e.g. decrypting of additional data, reconstructing software from modules extracted from the transport stream
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/0703—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation
    • G06F11/0751—Error or fault detection not based on redundancy
    • G06F11/0754—Error or fault detection not based on redundancy by exceeding limits
    • G06F11/0757—Error or fault detection not based on redundancy by exceeding limits by exceeding a time limit, i.e. time-out, e.g. watchdogs
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
    • H03J7/02—Automatic frequency control
    • H03J7/04—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant
    • H03J7/06—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant using counters or frequency dividers
    • H03J7/065—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant using counters or frequency dividers the counter or frequency divider being used in a phase locked loop
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/185—Space-based or airborne stations; Stations for satellite systems
    • H04B7/1851—Systems using a satellite or space-based relay
    • H04B7/18513—Transmission in a satellite or space-based system
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/185—Space-based or airborne stations; Stations for satellite systems
    • H04B7/18578—Satellite systems for providing broadband data service to individual earth stations
    • H04B7/18582—Arrangements for data linking, i.e. for data framing, for error recovery, for multiple access
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/22—Demodulator circuits; Receiver circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/235—Processing of additional data, e.g. scrambling of additional data or processing content descriptors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/236—Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a URL [Uniform Resource Locator] into a video stream, multiplexing software data into a video stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetised elementary stream
    • H04N21/23614—Multiplexing of additional data and video streams
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
    • H04N21/2385—Channel allocation; Bandwidth allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/434—Disassembling of a multiplex stream, e.g. demultiplexing audio and video streams, extraction of additional data from a video stream; Remultiplexing of multiplex streams; Extraction or processing of SI; Disassembling of packetised elementary stream
    • H04N21/4348—Demultiplexing of additional data and video streams
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/438—Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving encoded video stream packets from an IP network
    • H04N21/4381—Recovering the multiplex stream from a specific network, e.g. recovering MPEG packets from ATM cells
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/61—Network physical structure; Signal processing
    • H04N21/6106—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network
    • H04N21/6143—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network involving transmission via a satellite
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
    • H04N21/643—Communication protocols
    • H04N21/64322—IP
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/0055—Synchronisation arrangements determining timing error of reception due to propagation delay
    • H04W56/0065—Synchronisation arrangements determining timing error of reception due to propagation delay using measurement of signal travel time
    • H04W56/007—Open loop measurement
    • H04W56/0075—Open loop measurement based on arrival time vs. expected arrival time
    • H04W56/0085—Open loop measurement based on arrival time vs. expected arrival time detecting a given structure in the signal
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/14—Error detection or correction of the data by redundancy in operation
    • G06F11/1402—Saving, restoring, recovering or retrying
    • G06F11/1415—Saving, restoring, recovering or retrying at system level
    • G06F11/1441—Resetting or repowering
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/0016—Arrangements for synchronising receiver with transmitter correction of synchronization errors
    • H04L7/002—Arrangements for synchronising receiver with transmitter correction of synchronization errors correction by interpolation
    • H04L7/0029—Arrangements for synchronising receiver with transmitter correction of synchronization errors correction by interpolation interpolation of received data signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • Theoretical Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
DE60021195T 1999-08-27 2000-08-24 Verfahren und vorrichtung zur kanalkodierung und kanaldekodierung Expired - Lifetime DE60021195D1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US15128299P 1999-08-27 1999-08-27
US09/407,644 US6735188B1 (en) 1999-08-27 1999-09-28 Channel encoding and decoding method and apparatus
PCT/US2000/023330 WO2001017117A2 (en) 1999-08-27 2000-08-24 Channel encoding and decoding method and apparatus

Publications (1)

Publication Number Publication Date
DE60021195D1 true DE60021195D1 (de) 2005-08-11

Family

ID=26848488

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60021195T Expired - Lifetime DE60021195D1 (de) 1999-08-27 2000-08-24 Verfahren und vorrichtung zur kanalkodierung und kanaldekodierung

Country Status (11)

Country Link
US (1) US6735188B1 (de)
EP (1) EP1212849B1 (de)
JP (1) JP2003529961A (de)
KR (1) KR20030027875A (de)
CN (1) CN1227837C (de)
AT (1) ATE299317T1 (de)
AU (1) AU7072300A (de)
CA (1) CA2384303A1 (de)
DE (1) DE60021195D1 (de)
MX (1) MXPA02002057A (de)
WO (1) WO2001017117A2 (de)

Families Citing this family (62)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9525923B2 (en) 1997-12-17 2016-12-20 Intel Corporation Multi-detection of heartbeat to reduce error probability
US6222832B1 (en) 1998-06-01 2001-04-24 Tantivy Communications, Inc. Fast Acquisition of traffic channels for a highly variable data rate reverse link of a CDMA wireless communication system
US7079523B2 (en) * 2000-02-07 2006-07-18 Ipr Licensing, Inc. Maintenance link using active/standby request channels
US7936728B2 (en) 1997-12-17 2011-05-03 Tantivy Communications, Inc. System and method for maintaining timing of synchronization messages over a reverse link of a CDMA wireless communication system
US7394791B2 (en) 1997-12-17 2008-07-01 Interdigital Technology Corporation Multi-detection of heartbeat to reduce error probability
US7773566B2 (en) 1998-06-01 2010-08-10 Tantivy Communications, Inc. System and method for maintaining timing of synchronization messages over a reverse link of a CDMA wireless communication system
US8134980B2 (en) 1998-06-01 2012-03-13 Ipr Licensing, Inc. Transmittal of heartbeat signal at a lower level than heartbeat request
US20070127553A1 (en) * 1999-08-13 2007-06-07 Viasat, Inc. Code Reuse Multiple Access For Satellite Return Link
AU3673001A (en) 2000-02-07 2001-08-14 Tantivy Communications, Inc. Minimal maintenance link to support synchronization
WO2001072015A1 (en) 2000-03-21 2001-09-27 Leedom Charles M Jr A tiered wireless, multi-modal access system and method
EP1404034B1 (de) * 2000-04-04 2008-11-26 Mitsubishi Electric Information Technology Centre Europe B.V. Basisstation zur Übertragung eines Wortes, das für die Anzahl der Spreizkodes repräsentativ ist, die den mobilen Stationen in Kommunikation mit der Basisstation zugeteilt sind
US8111689B2 (en) * 2001-01-16 2012-02-07 Nokia Corporation System for uplink scheduling packet based data traffic in wireless system
US8155096B1 (en) 2000-12-01 2012-04-10 Ipr Licensing Inc. Antenna control system and method
US6954448B2 (en) 2001-02-01 2005-10-11 Ipr Licensing, Inc. Alternate channel for carrying selected message types
US7551663B1 (en) 2001-02-01 2009-06-23 Ipr Licensing, Inc. Use of correlation combination to achieve channel detection
KR100665077B1 (ko) 2001-06-13 2007-01-09 탄티비 커뮤니케이션즈 인코포레이티드 하트비트 요구보다 낮은 레벨로의 하트비트 신호의 전송
US7397870B2 (en) * 2002-06-07 2008-07-08 Texas Instruments Incorporated Ultra-wideband (UWB) receiver
US8194770B2 (en) 2002-08-27 2012-06-05 Qualcomm Incorporated Coded MIMO systems with selective channel inversion applied per eigenmode
US7986742B2 (en) * 2002-10-25 2011-07-26 Qualcomm Incorporated Pilots for MIMO communication system
US8134976B2 (en) 2002-10-25 2012-03-13 Qualcomm Incorporated Channel calibration for a time division duplexed communication system
US8170513B2 (en) 2002-10-25 2012-05-01 Qualcomm Incorporated Data detection and demodulation for wireless communication systems
US8570988B2 (en) 2002-10-25 2013-10-29 Qualcomm Incorporated Channel calibration for a time division duplexed communication system
US8320301B2 (en) 2002-10-25 2012-11-27 Qualcomm Incorporated MIMO WLAN system
US8208364B2 (en) 2002-10-25 2012-06-26 Qualcomm Incorporated MIMO system with multiple spatial multiplexing modes
US8169944B2 (en) 2002-10-25 2012-05-01 Qualcomm Incorporated Random access for wireless multiple-access communication systems
US7002900B2 (en) 2002-10-25 2006-02-21 Qualcomm Incorporated Transmit diversity processing for a multi-antenna communication system
US7324429B2 (en) 2002-10-25 2008-01-29 Qualcomm, Incorporated Multi-mode terminal in a wireless MIMO system
US20040081131A1 (en) 2002-10-25 2004-04-29 Walton Jay Rod OFDM communication system with multiple OFDM symbol sizes
US8218609B2 (en) 2002-10-25 2012-07-10 Qualcomm Incorporated Closed-loop rate control for a multi-channel communication system
US7230976B2 (en) * 2002-11-20 2007-06-12 Intel Corporation Pre-corrupting reference signals with inter-symbol interference
US7103371B1 (en) * 2003-10-22 2006-09-05 Itt Manufacturing Enterprises, Inc. Method and apparatus for dynamic voice reservation within wireless networks
US9473269B2 (en) 2003-12-01 2016-10-18 Qualcomm Incorporated Method and apparatus for providing an efficient control channel structure in a wireless communication system
US7650379B2 (en) * 2003-12-09 2010-01-19 Viasat, Inc. Method for channel congestion management
WO2005089241A2 (en) 2004-03-13 2005-09-29 Cluster Resources, Inc. System and method for providing object triggers
US8782654B2 (en) 2004-03-13 2014-07-15 Adaptive Computing Enterprises, Inc. Co-allocating a reservation spanning different compute resources types
CN1951032B (zh) 2004-05-04 2012-05-30 索尼公司 用于生成在mimo时隙中传输的信号的方法和设备
US20070266388A1 (en) 2004-06-18 2007-11-15 Cluster Resources, Inc. System and method for providing advanced reservations in a compute environment
US8176490B1 (en) 2004-08-20 2012-05-08 Adaptive Computing Enterprises, Inc. System and method of interfacing a workload manager and scheduler with an identity manager
CA2586763C (en) 2004-11-08 2013-12-17 Cluster Resources, Inc. System and method of providing system jobs within a compute environment
US8863143B2 (en) 2006-03-16 2014-10-14 Adaptive Computing Enterprises, Inc. System and method for managing a hybrid compute environment
US9015324B2 (en) 2005-03-16 2015-04-21 Adaptive Computing Enterprises, Inc. System and method of brokering cloud computing resources
US9231886B2 (en) 2005-03-16 2016-01-05 Adaptive Computing Enterprises, Inc. Simple integration of an on-demand compute environment
EP1866767B1 (de) 2005-03-16 2018-04-18 III Holdings 12, LLC Automatische übergabe von arbeitspensum an ein bedarfsdeckungszentrum
EP1872249B1 (de) 2005-04-07 2016-12-07 Adaptive Computing Enterprises, Inc. Zugang auf anfrage zu computerressourcen
KR100703303B1 (ko) * 2005-04-28 2007-04-03 삼성전자주식회사 무선 통신 시스템에서 확장 실시간 폴링 서비스의 상향링크 자원 할당 요청 방법
US7466749B2 (en) 2005-05-12 2008-12-16 Qualcomm Incorporated Rate selection with margin sharing
US8358714B2 (en) 2005-06-16 2013-01-22 Qualcomm Incorporated Coding and modulation for multiple data streams in a communication system
CN100407802C (zh) * 2005-08-28 2008-07-30 华为技术有限公司 一种多载波ev-do的反向链路管理方法及接入终端
US8189501B2 (en) * 2006-09-26 2012-05-29 Viasat, Inc. Multiple MAC domains
US8208422B2 (en) * 2006-09-26 2012-06-26 Viasat, Inc. Intra-domain load balancing
US8230464B2 (en) * 2006-09-26 2012-07-24 Viasat, Inc. DOCSIS MAC chip adapted
US7995515B2 (en) * 2006-10-03 2011-08-09 Viasat, Inc. Upstream resource optimization
CN101584130B (zh) * 2006-10-03 2013-06-12 维尔塞特公司 具有子信道的前向卫星链路
US8041773B2 (en) 2007-09-24 2011-10-18 The Research Foundation Of State University Of New York Automatic clustering for self-organizing grids
US20090289839A1 (en) * 2007-09-26 2009-11-26 Viasat, Inc Dynamic Sub-Channel Sizing
WO2009075452A1 (en) * 2007-12-11 2009-06-18 Electronics And Telecommunications Research Institute Method and apparatus for measuring demodulating performance of communication system
US8411798B2 (en) * 2008-11-05 2013-04-02 Viasat, Inc. Reducing receiver power dissipation
US10877695B2 (en) 2009-10-30 2020-12-29 Iii Holdings 2, Llc Memcached server functionality in a cluster of data processing nodes
US11720290B2 (en) 2009-10-30 2023-08-08 Iii Holdings 2, Llc Memcached server functionality in a cluster of data processing nodes
US10476834B2 (en) 2014-03-11 2019-11-12 Huawei Technologies Canada Co., Ltd. System and method for random access
US11109384B2 (en) * 2018-10-03 2021-08-31 Qualcomm Incorporated Collision handling for semi-persistent scheduling signals
CN110596652B (zh) * 2019-10-22 2021-08-31 四川九洲空管科技有限责任公司 一种基于fpga的零中频二次雷达应答脉冲提取方法

Family Cites Families (114)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3241067A (en) 1961-04-21 1966-03-15 Bell Telephone Labor Inc Synchronization of decoder systems based on message wave statistics
US4545061A (en) 1962-09-28 1985-10-01 Sylvania Electric Products Inc. Synchronizing system
US3611435A (en) 1969-03-24 1971-10-05 Itt Satellite communication system
US3818453A (en) 1971-08-11 1974-06-18 Communications Satellite Corp Tdma satellite communications system
US4007330A (en) 1975-08-13 1977-02-08 Bunker Ramo Corporation Method and apparatus for demodulation of relative phase modulated binary data
US4355388A (en) 1979-09-27 1982-10-19 Communications Satellite Corporation Microprogrammable TDMA terminal controller
GB2108357B (en) 1981-09-28 1985-08-14 Nippon Telegraph & Telephone Method for resolving collision in local network
US4574378A (en) 1982-06-14 1986-03-04 Nec Corporation Multiple access system and method
IT1161466B (it) 1983-01-21 1987-03-18 Cselt Centro Studi Lab Telecom Apparecchiatura in banda base per stazioni di terra di un sistema di trasmissione via satellite con accesso a divisione di tempo
US4868795A (en) 1985-08-05 1989-09-19 Terra Marine Engineering, Inc. Power leveling telemetry system
US4649543A (en) 1985-08-30 1987-03-10 Motorola, Inc. Synchronization sequence decoder for a digital radiotelephone system
US4763325A (en) 1985-09-04 1988-08-09 Comsat Telesystems, Inc. Demand assigned reformatting with an overflow area for time division multiple access communication
CA1261080A (en) 1985-12-30 1989-09-26 Shunichiro Tejima Satellite communications system with random multiple access and time slot reservation
US4837786A (en) 1986-08-07 1989-06-06 Comstream Corporation Technique for mitigating rain fading in a satellite communications system using quadrature phase shift keying
US4774707A (en) 1986-09-10 1988-09-27 General Electric Company Random access communication system with scheduled data transmission and asynchronous contention scheduling
US4811200A (en) 1987-05-12 1989-03-07 Motorola, Inc. Multiple microprocessor watchdog system
US4841527A (en) 1987-11-16 1989-06-20 General Electric Company Stabilization of random access packet CDMA networks
US5012469A (en) 1988-07-29 1991-04-30 Karamvir Sardana Adaptive hybrid multiple access protocols
US5121387A (en) 1988-08-26 1992-06-09 Scientific Atlanta Link utilization control mechanism for demand assignment satellite communications network
US5172375A (en) 1989-06-22 1992-12-15 Nec Corporation Multiple access satellite communication system for mini-earth station networks
US5446756A (en) 1990-03-19 1995-08-29 Celsat America, Inc. Integrated cellular communications system
US5166929A (en) 1990-06-18 1992-11-24 Northern Telecom Limited Multiple access protocol
US5159592A (en) 1990-10-29 1992-10-27 International Business Machines Corporation Network address management for a wired network supporting wireless communication to a plurality of mobile users
US5216427A (en) 1990-11-01 1993-06-01 California Institute Of Technology Land-mobile satellite communication system
US5297144A (en) 1991-01-22 1994-03-22 Spectrix Corporation Reservation-based polling protocol for a wireless data communications network
US5239677A (en) 1991-07-01 1993-08-24 Motorola, Inc. Method and apparatus for initiating communication on an assigned frequency
EP0614582A4 (de) * 1991-11-27 1994-11-09 Communications Satellite Corp Digitaler demodulator für datenpaketkommunikation ohne präambel.
US5276703A (en) 1992-01-13 1994-01-04 Windata, Inc. Wireless local area network communications system
EP0565507A3 (en) 1992-04-10 1994-11-30 Ericsson Ge Mobile Communicat Power control for random access call set-up in a mobile telephone system
US5345583A (en) 1992-05-13 1994-09-06 Scientific-Atlanta, Inc. Method and apparatus for momentarily interrupting power to a microprocessor to clear a fault state
JPH0629910A (ja) 1992-07-09 1994-02-04 Nec Corp 無線基地局間同期方式
JPH07107994B2 (ja) 1992-08-27 1995-11-15 日本電気株式会社 アクセス方式
US5381443A (en) 1992-10-02 1995-01-10 Motorola Inc. Method and apparatus for frequency hopping a signalling channel in a communication system
SE500565C2 (sv) 1992-10-26 1994-07-18 Ericsson Telefon Ab L M Metod att åstadkomma slumpmässig access i ett mobilradiosystem
JPH0738613B2 (ja) 1993-03-30 1995-04-26 日本電気株式会社 複合データ通信方式およびこの方式に用いる装置
US5384777A (en) 1993-04-19 1995-01-24 International Business Machines Corporation Adaptive medium access control scheme for wireless LAN
US5696903A (en) 1993-05-11 1997-12-09 Norand Corporation Hierarchical communications system using microlink, data rate switching, frequency hopping and vehicular local area networking
JP2556254B2 (ja) 1993-05-12 1996-11-20 日本電気株式会社 バースト送出タイミング制御方式
FI933129A0 (fi) 1993-07-08 1993-07-08 Nokia Mobile Phones Ltd Dataoeverfoeringsfoerfarande foer ett digitalt cellulaert mobiltelefonsystem och ett digitalt cellulaert mobiltelefonsystem
JP2732783B2 (ja) * 1993-08-31 1998-03-30 沖電気工業株式会社 符号分割多元接続復調装置
JPH07115428A (ja) 1993-10-20 1995-05-02 Hitachi Ltd 遠隔電源制御方式
US5485464A (en) 1993-10-21 1996-01-16 Hughes Aircraft Company Communication protocol for a high data rate satellite communication system
US5490087A (en) 1993-12-06 1996-02-06 Motorola, Inc. Radio channel access control
US5539730A (en) 1994-01-11 1996-07-23 Ericsson Ge Mobile Communications Inc. TDMA/FDMA/CDMA hybrid radio access methods
US5677909A (en) 1994-05-11 1997-10-14 Spectrix Corporation Apparatus for exchanging data between a central station and a plurality of wireless remote stations on a time divided commnication channel
US5537397A (en) 1994-06-07 1996-07-16 Aloha Networks, Inc. Spread aloha CDMA data communications
US5704038A (en) 1994-09-30 1997-12-30 Itt Automotive Electrical Systems, Inc. Power-on-reset and watchdog circuit and method
US5579345A (en) 1994-10-13 1996-11-26 Westinghouse Electric Corporation Carrier tracking loop for QPSK demodulator
EP0709982B1 (de) 1994-10-26 2004-06-30 International Business Machines Corporation Mediumzugriffssteuerungsschema für drahtlose lokale Netze mit verschachtelten Zeitmultiplexrahmen variabler Länge
US5659545A (en) 1994-11-15 1997-08-19 Motorola, Inc. Apparatus for mobile unit acquisition in a satellite communication system and method therefor
US5570355A (en) 1994-11-17 1996-10-29 Lucent Technologies Inc. Method and apparatus enabling synchronous transfer mode and packet mode access for multiple services on a broadband communication network
JP2856086B2 (ja) 1994-12-26 1999-02-10 日本電気株式会社 衛星チャネルアクセス方式
US5638361A (en) 1995-02-08 1997-06-10 Stanford Telecommunications, Inc. Frequency hopped return link with net entry channel for a satellite personal communications system
US5586121A (en) 1995-04-21 1996-12-17 Hybrid Networks, Inc. Asymmetric hybrid access system and method
US5732328A (en) 1995-04-25 1998-03-24 Lucent Technologies Inc. Method for power control in wireless networks for communicating multiple information classes
US5651009A (en) 1995-05-02 1997-07-22 Motorola, Inc. System and method for hybrid contention/polling protocol collision resolution using a depth first search technique
WO1996036142A1 (en) 1995-05-08 1996-11-14 Compuserve Incorporated System for electronic messaging via wireless devices
TW292365B (en) 1995-05-31 1996-12-01 Hitachi Ltd Computer management system
US5809093A (en) 1995-06-02 1998-09-15 Dsc Communications Corporation Apparatus and method of frame aligning information in a wireless telecommunications system
GB2302240B (en) 1995-06-02 2000-01-12 Dsc Communications Apparatus and method of frame aligning information in a wireless telecommunications system
US5745485A (en) 1995-06-19 1998-04-28 Aloha Networks, Inc. Dual code multiple access for wireless data networks
US5638371A (en) 1995-06-27 1997-06-10 Nec Usa, Inc. Multiservices medium access control protocol for wireless ATM system
US5710982A (en) 1995-06-29 1998-01-20 Hughes Electronics Power control for TDMA mobile satellite communication system
US5790939A (en) 1995-06-29 1998-08-04 Hughes Electronics Corporation Method and system of frame timing synchronization in TDMA based mobile satellite communication system
JP3435908B2 (ja) 1995-07-05 2003-08-11 松下電器産業株式会社 ディジタル無線通信装置
US5678208A (en) 1995-07-19 1997-10-14 Motorola, Inc. Transmission system
US5706278A (en) 1995-07-20 1998-01-06 Raytheon Company Deterministic network protocol
US5541924A (en) 1995-07-28 1996-07-30 Motorola, Inc. Method and device for channel contention and data transmission for packet-switched subscriber units in a communication system
US5642354A (en) 1995-09-01 1997-06-24 Motorola, Inc. Enhanced access burst in a wireless communication system
US5615212A (en) 1995-09-11 1997-03-25 Motorola Inc. Method, device and router for providing a contention-based reservation mechanism within a mini-slotted dynamic entry polling slot supporting multiple service classes
US5768254A (en) 1995-09-29 1998-06-16 Lucent Technologies Inc. Multiple access cellular communication with signal cancellation to reduce co-channel interference
US5802061A (en) 1995-10-19 1998-09-01 Cabletron Systems, Inc. Method and apparatus for network access control with implicit ranging and dynamically assigned time slots
US5790533A (en) 1995-10-27 1998-08-04 Motorola, Inc. Method and apparatus for adaptive RF power control of cable access units
US5809414A (en) 1995-11-22 1998-09-15 Northern Telecom Limited User out-of-range indication for digital wireless systems
US5790551A (en) 1995-11-28 1998-08-04 At&T Wireless Services Inc. Packet data transmission using dynamic channel assignment
US5966636A (en) 1995-11-29 1999-10-12 Motorola, Inc. Method and apparatus for multiple access over randomized slots with collision detection in a cable telephony system
JPH09200164A (ja) 1996-01-19 1997-07-31 Hitachi Denshi Ltd Ｆｄｍａ送受信装置
US5915207A (en) 1996-01-22 1999-06-22 Hughes Electronics Corporation Mobile and wireless information dissemination architecture and protocols
US5822311A (en) 1996-03-05 1998-10-13 Ericsson Inc. Random access scheme for mobile satellite communications
US5734833A (en) 1996-03-12 1998-03-31 Hewlett-Packard Company Shared communications channel with enhanced reservation and collision resolution protocols allows any subset of stations to transmit data after collision occured in contention slot
US5673322A (en) 1996-03-22 1997-09-30 Bell Communications Research, Inc. System and method for providing protocol translation and filtering to access the world wide web from wireless or low-bandwidth networks
US5796726A (en) 1996-04-08 1998-08-18 Ericsson Inc. Systems and methods for random access in time division multiple access satellite radiotelephone communications
US5946602A (en) 1996-04-11 1999-08-31 Comsat Corporation Reduction of queuing delays by multiple subgroup assignments
US5910945A (en) 1996-04-30 1999-06-08 Trw Inc. Method and apparatus for synchronizing communications in a satellite based telecommunications system
US5809400A (en) 1996-06-21 1998-09-15 Lucent Technologies Inc. Intermodulation performance enhancement by dynamically controlling RF amplifier current
US5818887A (en) 1996-07-26 1998-10-06 Motorola, Inc. Method for receiving a signal in a digital radio frequency communication system
US5848064A (en) 1996-08-07 1998-12-08 Telxon Corporation Wireless software upgrades with version control
US5905719A (en) 1996-09-19 1999-05-18 Bell Communications Research, Inc. Method and system for wireless internet access
US5872820A (en) 1996-09-30 1999-02-16 Intel Corporation Synchronization in TDMA systems in a non-realtime fashion
US6016330A (en) * 1996-10-18 2000-01-18 International Business Machines Corporation Encoding and detection of balanced codes
US5909447A (en) 1996-10-29 1999-06-01 Stanford Telecommunications, Inc. Class of low cross correlation palindromic synchronization sequences for time tracking in synchronous multiple access communication systems
US5958018A (en) 1996-10-30 1999-09-28 Lucent Technologies Inc. Wireless services data network translating mac address to asynchronous transfer mode (ATM) address
US6115411A (en) * 1996-12-31 2000-09-05 Lucent Technologies, Inc. System and method for spread spectrum code position modulation and wireless local area network employing the same
US5926458A (en) 1997-01-31 1999-07-20 Bay Networks Method and apparatus for servicing multiple queues
US5963557A (en) 1997-04-11 1999-10-05 Eng; John W. High capacity reservation multiple access network with multiple shared unidirectional paths
US6075779A (en) 1997-06-09 2000-06-13 Lucent Technologies, Inc. Random access channel congestion control for broadcast teleservice acknowledgment messages
US5960001A (en) 1997-06-19 1999-09-28 Siemens Information And Communication Networks, Inc. Apparatus and method for guaranteeing isochronous data flow on a CSMA/CD network
US5966412A (en) 1997-06-30 1999-10-12 Thomson Consumer Electronics, Inc. Apparatus and method for processing a Quadrature Amplitude Modulated (QAM) signal
JPH1141643A (ja) 1997-07-04 1999-02-12 Internatl Business Mach Corp <Ibm> 無線情報処理端末及びその制御方法
US5959982A (en) 1997-08-29 1999-09-28 Adicom Wireless, Inc. Method and apparatus for adapting a time division duplex timing device for propagation delay
JP3061122B2 (ja) 1997-09-04 2000-07-10 日本電気株式会社 伝送制御方式
US6091703A (en) * 1997-10-10 2000-07-18 Trw Inc. Bulk despreading of multiple independent CDMA sources
US6115390A (en) 1997-10-14 2000-09-05 Lucent Technologies, Inc. Bandwidth reservation and collision resolution method for multiple access communication networks where remote hosts send reservation requests to a base station for randomly chosen minislots
US6469991B1 (en) 1997-10-14 2002-10-22 Lucent Technologies Inc. Method for overload control in a multiple access system for communication networks
US6377548B1 (en) 1997-10-14 2002-04-23 Lucent Technologies Inc. Method for admitting new connections based on measured quantities in a multiple access system for communications networks
US6567416B1 (en) 1997-10-14 2003-05-20 Lucent Technologies Inc. Method for access control in a multiple access system for communications networks
US6226277B1 (en) 1997-10-14 2001-05-01 Lucent Technologies Inc. Method for admitting new connections based on usage priorities in a multiple access system for communications networks
US5862452A (en) 1997-10-20 1999-01-19 Motorola, Inc. Method, access point device and peripheral devices for low complexity dynamic persistence mode for random access in a wireless communication system
EP0913970B1 (de) 1997-10-31 2005-03-30 Lucent Technologies Inc. Zugriff auf Kommunikationssysteme
JPH11131633A (ja) 1997-11-01 1999-05-18 Kamano Kensetsu Kk 木炭ブロック
JP3127867B2 (ja) 1997-11-28 2001-01-29 日本電気株式会社 移動通信システムにおけるランダムアクセス制御方法
US6226315B1 (en) * 1998-03-09 2001-05-01 Texas Instruments Incorporated Spread-spectrum telephony with accelerated code acquisition
US6426978B1 (en) * 1998-10-01 2002-07-30 Ericsson Inc. Digital communication systems and methods for differential and/or amplitude encoding and decoding secondary symbols
US6456646B1 (en) * 1998-11-30 2002-09-24 Ericsson Inc. Methods and systems for detecting codewords with intersymbol interference and imperfect timing

Also Published As

Publication number Publication date
MXPA02002057A (es) 2002-09-18
AU7072300A (en) 2001-03-26
JP2003529961A (ja) 2003-10-07
CN1421074A (zh) 2003-05-28
WO2001017117A3 (en) 2001-09-13
KR20030027875A (ko) 2003-04-07
EP1212849B1 (de) 2005-07-06
CN1227837C (zh) 2005-11-16
US6735188B1 (en) 2004-05-11
CA2384303A1 (en) 2001-03-08
EP1212849A2 (de) 2002-06-12
WO2001017117A2 (en) 2001-03-08
ATE299317T1 (de) 2005-07-15

Similar Documents

Publication Publication Date Title
DE60021195D1 (de) Verfahren und vorrichtung zur kanalkodierung und kanaldekodierung
SG104280A1 (en) Transmitter, transmitting method, receiver, and receiving method for mccdma communication system
ES2164613A1 (es) Metodo, transmisor y receptor para comunicacion digital de espectro ensanchado mediante modulacion de secuencias complementarias golay.
MXPA03003259A (es) Metodo y aparato para mejorar la recepcion en sistemas de comunicacion de acceso multiple.
MY154765A (en) System and method of an in-band modem for data communications over digital wireless communication networks
HK1074122A1 (en) Wireless communication system having adaptive threshold for timing deviation measurement and method
WO2006012170A3 (en) Method and apparatus for accessing a wireless communication system
EP0693835A3 (de) Synchronisation eines drahtlosen Telephons
WO2006124082A3 (en) Method and apparatus for synchronization of digital multimedia packets
MY157386A (en) System and method of an in-band modem for data communications over digital wireless communication networks
EP1511189A4 (de) Kommunikationsverfahren, sendervorrichtung und empfängervorrichtung
MY154316A (en) System and method of an in-band modem for data communications over digital wireless communication networks
NO20011720D0 (no) Senderanordning, sendefremgangsmåte, mottakeranordning, mottaksfremgangsmåte, sender- og mottakeranordning, sende- og mottaksfremgangsmåte, registreringsmedium og signal
HK1114473A1 (en) Synchronised pilot reference transmission for a wireless communication system
WO2004075460A3 (en) Method and apparatus for frequency division multiplexing
EP1990966A3 (de) System und Verfahren zum Senden und Empfangen von digitalen Satellitenfunksignalen über eine ungerade Zahl von Frequenzschlitzen
PL366561A1 (en) Communications method, apparatus and signal
ATE552660T1 (de) Verfahren und system zur synchronisierung zwischen einem sender und einem empfänger in einem drahtlosen kommunikationssystem
EP1533936A4 (de) System und verfahren, sende-vorrichtung und -verfahren sowie empfangs -vorrichtung und -verfahren für ein digitales signal
TW200625903A (en) A method and apparatus for ensuring high quality audio playback in a wireless or wired digital audio communication system
DE60044257D1 (de) Entfernungsschätzung in einem kommunikationssystem
EP1061681A3 (de) Sende- und Empfangseinrichtung für ein synchrones Mehrpunkt-zu-Punkt CDMA Netzwerk
ATE279826T1 (de) Sende- und empfangseinrichtung für ein mehrpunkt- zu-punkt netzwerk
EP1220480A4 (de) Datenübertragungsverfahren, bidirektionales datenübertragungsverfahren datenübertragungssystem, bidirektionales datenübertragungssystem datensender und datenempfänger
ATE343261T1 (de) Gerät und verfahren zur augenblicklicher erfassung in einer netzanordnung

Legal Events

Date Code Title Description
8332 No legal effect for de