DE69924754D1 - Verfahren und vorrichtung zur zeitsynchronisierung in einem kommunikationssystem - Google Patents

Verfahren und vorrichtung zur zeitsynchronisierung in einem kommunikationssystem

Info

Publication number
DE69924754D1
DE69924754D1 DE69924754T DE69924754T DE69924754D1 DE 69924754 D1 DE69924754 D1 DE 69924754D1 DE 69924754 T DE69924754 T DE 69924754T DE 69924754 T DE69924754 T DE 69924754T DE 69924754 D1 DE69924754 D1 DE 69924754D1
Authority
DE
Germany
Prior art keywords
time
remote unit
indication
hub station
signal
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
DE69924754T
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English (en)
Inventor
E Moerder
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 DE69924754D1 publication Critical patent/DE69924754D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H04B7/204—Multiple access
    • H04B7/212—Time-division multiple access [TDMA]
    • H04B7/2125—Synchronisation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Relay Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Communication Control (AREA)
DE69924754T 1998-08-04 1999-07-21 Verfahren und vorrichtung zur zeitsynchronisierung in einem kommunikationssystem Expired - Lifetime DE69924754D1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US9534198P 1998-08-04 1998-08-04
US09/354,934 US6674730B1 (en) 1998-08-04 1999-07-15 Method of and apparatus for time synchronization in a communication system
PCT/US1999/016534 WO2000008780A1 (en) 1998-08-04 1999-07-21 Method of and apparatus for time synchronisation in a communication system

Publications (1)

Publication Number Publication Date
DE69924754D1 true DE69924754D1 (de) 2005-05-19

Family

ID=26790117

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69924754T Expired - Lifetime DE69924754D1 (de) 1998-08-04 1999-07-21 Verfahren und vorrichtung zur zeitsynchronisierung in einem kommunikationssystem

Country Status (9)

Country Link
US (1) US6674730B1 (de)
EP (1) EP1138131B1 (de)
CN (1) CN1135740C (de)
AT (1) ATE293313T1 (de)
AU (1) AU5120999A (de)
CA (1) CA2343096C (de)
DE (1) DE69924754D1 (de)
MX (1) MXPA01002265A (de)
WO (1) WO2000008780A1 (de)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6337980B1 (en) * 1999-03-18 2002-01-08 Hughes Electronics Corporation Multiple satellite mobile communications method and apparatus for hand-held terminals
DE19914355A1 (de) * 1999-03-30 2000-10-05 Wolfgang Schaefer Verfahren zur Synchronisation von Entfernten Uhren über Satellit an eine Zentrale Uhr
EP1104924A1 (de) * 1999-12-02 2001-06-06 Koninklijke KPN N.V. Bestimmung des Zeitrelation zwischen Sprachsignalen welche durch Zeitverschiebung beeinträchtigt sind
KR100354488B1 (ko) * 2000-06-16 2002-10-11 주식회사 이플래닛 물리적 상품을 이용하여 디지털 상품의 복제/배포를방지하는 장치 및 방법
GB2388264A (en) * 2002-01-10 2003-11-05 Roke Manor Research GPS based networked time synchronised unit
US6980800B2 (en) * 2002-02-12 2005-12-27 Hughes Network Systems System and method for providing contention channel organization for broadband satellite access in a communications network
US7633895B2 (en) * 2002-06-24 2009-12-15 Qualcomm Incorporated Orthogonal code division multiple access on return link of satellite links
JP2004064615A (ja) * 2002-07-31 2004-02-26 Uniden Corp 無線端末装置、通信システム及び通信制御方法
US7668092B2 (en) * 2002-11-21 2010-02-23 Honeywell International Inc. Data transmission system and method
US20040203895A1 (en) * 2002-12-16 2004-10-14 Senaka Balasuriya Locking of communication device based on proximity
CN100440767C (zh) * 2003-01-06 2008-12-03 华为技术有限公司 基站控制器和基站收发信机间前向帧同步传输的方法
KR20040092259A (ko) * 2003-04-25 2004-11-03 삼성전자주식회사 기지국 장치를 위한 위성 클럭 동기 시스템 및 이를이용한 기지국 시스템의 위성 클럭 동기화 방법
JP4390568B2 (ja) * 2004-01-19 2009-12-24 富士通株式会社 遅延測定システム
US7813385B1 (en) * 2004-03-01 2010-10-12 Cisco Technology, Inc. Adaptive link delay management in wireless link systems
JP4161936B2 (ja) * 2004-04-27 2008-10-08 ソニー株式会社 時刻設定システム，時刻設定方法
US20050288012A1 (en) * 2004-06-23 2005-12-29 William Morgan Timing compensation method and means for a terrestrial wireless communication system having satelite backhaul link
CN100345418C (zh) * 2005-01-14 2007-10-24 杜百川 一种数字信号传输的码流比对方法、装置及系统
CN100421495C (zh) * 2005-06-27 2008-09-24 华为技术有限公司 在设备管理中同步操作时间的方法及终端设备
CN100405410C (zh) * 2005-12-08 2008-07-23 中国科学院长春光学精密机械与物理研究所 对多个探测器进行远程控制的方法及装置
US7880861B2 (en) * 2007-08-17 2011-02-01 Asml Netherlands B.V. Synchronizing timing of multiple physically or logically separated system nodes
US20090161655A1 (en) * 2007-12-20 2009-06-25 Qualcomm, Incorporated Umb cell site modem architecture and methods
US8755785B2 (en) * 2011-03-31 2014-06-17 Intel Corporation Collaborative image control
US8897206B2 (en) 2012-05-23 2014-11-25 Hughes Network Systems, Llc Frame timing synchronization in a geostationary satellite system
KR102165085B1 (ko) 2015-04-30 2020-10-13 주식회사 쏠리드 위성 신호 중계 시스템
CN107357621B (zh) * 2017-07-14 2020-12-15 成都天奥电子股份有限公司 一种对卫星授时设备进行远程无线软件升级的方法
WO2021146032A1 (en) * 2020-01-13 2021-07-22 Commscope Technologies Llc Over-the-air timing alignment compensation in a distributed radio access network
US11156705B2 (en) 2020-03-10 2021-10-26 Raytheon Company System and method for mitigating platform motion in a communications system
US11196497B2 (en) * 2020-03-11 2021-12-07 Raytheon Company System and method for mitigating platform motion in a communications system

Family Cites Families (114)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JPS54143009A (en) 1978-04-28 1979-11-07 Kokusai Denshin Denwa Co Ltd Space diversity system for tdma communication system
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
JPS5915349A (ja) * 1982-07-15 1984-01-26 Nec Corp 同期監視方式
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
JPS61184014A (ja) 1985-02-08 1986-08-16 Nec Corp 時分割多元接続通信における初期接続方式及び装置
US4868795A (en) 1985-08-05 1989-09-19 Terra Marine Engineering, Inc. Power leveling telemetry 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
US4736371A (en) 1985-12-30 1988-04-05 Nec Corporation Satellite communications system with random multiple access and time slot reservation
JPS62214739A (ja) 1986-03-15 1987-09-21 Nec Corp 同期制御方式
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
JPH02256329A (ja) * 1988-12-01 1990-10-17 Nec Corp 復調器制御方式
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
US5276703A (en) 1992-01-13 1994-01-04 Windata, Inc. Wireless local area network communications 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
US5481258A (en) 1993-08-11 1996-01-02 Glenayre Electronics, Inc. Method and apparatus for coordinating clocks in a simulcast network
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
DE69433872T2 (de) 1994-10-26 2005-07-14 International Business Machines Corp. Mediumzugriffssteuerungsschema für drahtlose lokale Netze mit verschachtelten Zeitmultiplexrahmen variabler Länge
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
CA2220345C (en) 1995-05-08 2001-09-04 Compuserve Incorporated System for electronic messaging via wireless devices
TW292365B (en) 1995-05-31 1996-12-01 Hitachi Ltd Computer management system
GB2301734B (en) * 1995-05-31 1999-10-20 Motorola Ltd Communications system and method of operation
US5809093A (en) 1995-06-02 1998-09-15 Dsc Communications Corporation Apparatus and method of frame aligning information in a wireless telecommunications system
GB2301741A (en) 1995-06-02 1996-12-11 Dsc Communications Establishing a Downlink Communication Path in a Wireless Communications 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
US6108317A (en) * 1995-11-01 2000-08-22 Stm Wireless, Inc. Cyclic code phase multiple access for inbound satellite communications
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
US5793772A (en) * 1995-11-29 1998-08-11 Motorola, Inc. Method and apparatus for synchronizing timing of components of a telecommunication system
EP0779717A3 (de) 1995-12-13 2000-08-02 Nec Corporation Verfahren und Anordnung zur Zeitsteuerung in einer Satellitenkommunikationsanordnung
US5694434A (en) * 1996-01-17 1997-12-02 Motorola, Inc. Methods and apparatus for processing burst signals in a telecommunication 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
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
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
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
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
US6567416B1 (en) 1997-10-14 2003-05-20 Lucent Technologies Inc. Method for access control in a multiple access system for communications 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
US6469991B1 (en) 1997-10-14 2002-10-22 Lucent Technologies Inc. Method for overload control in a multiple access system for communication 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
KR100249814B1 (ko) * 1997-12-17 2000-04-01 정선종 실시간 대역 예약 요청 보장을 위한 다원 접속 방법
US6240077B1 (en) * 1998-07-09 2001-05-29 Golden Gate Tele Systems Inc. Dynamic wireless multiplexing — switching hub for providing two-way communications with subscriber units
US6208626B1 (en) * 1998-12-24 2001-03-27 Charles R. Brewer Real-time satellite communication system using separate control and data transmission paths

Also Published As

Publication number Publication date
ATE293313T1 (de) 2005-04-15
CN1322417A (zh) 2001-11-14
AU5120999A (en) 2000-02-28
EP1138131B1 (de) 2005-04-13
CN1135740C (zh) 2004-01-21
MXPA01002265A (es) 2004-10-15
CA2343096A1 (en) 2000-02-17
US6674730B1 (en) 2004-01-06
WO2000008780A1 (en) 2000-02-17
EP1138131A1 (de) 2001-10-04
CA2343096C (en) 2012-01-03

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