FI960575A - Menetelmä ja laite kellojen koordinoimiseksi simultaanilähetysverkossa - Google Patents

Menetelmä ja laite kellojen koordinoimiseksi simultaanilähetysverkossa Download PDF

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Publication number
FI960575A
FI960575A FI960575A FI960575A FI960575A FI 960575 A FI960575 A FI 960575A FI 960575 A FI960575 A FI 960575A FI 960575 A FI960575 A FI 960575A FI 960575 A FI960575 A FI 960575A
Authority
FI
Finland
Prior art keywords
clocks
coordinating
transmission network
simultaneous transmission
simultaneous
Prior art date
Application number
FI960575A
Other languages
English (en)
Swedish (sv)
Other versions
FI960575A0 (fi
Inventor
Glenn Stewart Fawcett
David Wayne Glessner
Mark Leonard Witsaman
Original Assignee
Glenayre Electronics 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 Glenayre Electronics Inc filed Critical Glenayre Electronics Inc
Publication of FI960575A publication Critical patent/FI960575A/fi
Publication of FI960575A0 publication Critical patent/FI960575A0/fi

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/65—Arrangements characterised by transmission systems for broadcast
    • H04H20/67—Common-wave systems, i.e. using separate transmitters operating on substantially the same frequency
    • 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
    • H04B7/2126—Synchronisation using a reference station
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2625—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using common wave
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2662—Arrangements for Wireless System Synchronisation
FI960575A 1993-08-11 1996-02-08 Menetelmä ja laite kellojen koordinoimiseksi simultaanilähetysverkossa FI960575A0 (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/105,436 US5481258A (en) 1993-08-11 1993-08-11 Method and apparatus for coordinating clocks in a simulcast network
PCT/US1993/008016 WO1995005039A1 (en) 1993-08-11 1993-08-27 Method and apparatus for coordinating clocks in a simulcast network

Publications (2)

Publication Number Publication Date
FI960575A true FI960575A (fi) 1996-02-08
FI960575A0 FI960575A0 (fi) 1996-02-08

Family

ID=22305843

Family Applications (1)

Application Number Title Priority Date Filing Date
FI960575A FI960575A0 (fi) 1993-08-11 1996-02-08 Menetelmä ja laite kellojen koordinoimiseksi simultaanilähetysverkossa

Country Status (7)

Country Link
US (2) US5481258A (fi)
EP (2) EP0713619A4 (fi)
KR (1) KR100298987B1 (fi)
CN (1) CN1053305C (fi)
CA (1) CA2168017A1 (fi)
FI (1) FI960575A0 (fi)
WO (1) WO1995005039A1 (fi)

Families Citing this family (59)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5481258A (en) * 1993-08-11 1996-01-02 Glenayre Electronics, Inc. Method and apparatus for coordinating clocks in a simulcast network
JP3192897B2 (ja) * 1994-12-02 2001-07-30 株式会社日立製作所 無線呼び出しシステム
GB2300789B (en) * 1995-05-12 2000-04-05 Gen Datacomm Adv Res Data network
EP0778953B1 (de) * 1995-07-01 2002-10-23 Robert Bosch GmbH Monostatischer fmcw-radarsensor
US5754119A (en) * 1995-08-31 1998-05-19 Motorola, Inc. Multiple pager status synchronization system and method
KR0159665B1 (ko) * 1995-11-16 1998-12-01 김광호 페이징시스템의 동시방송을 위한 자동조정 지연회로 및 방법
US6011977A (en) * 1995-11-30 2000-01-04 Ericsson Inc. RF simulcasting system with dynamic wide-range automatic synchronization
US5991309A (en) * 1996-04-12 1999-11-23 E.F. Johnson Company Bandwidth management system for a remote repeater network
US5896560A (en) * 1996-04-12 1999-04-20 Transcrypt International/E. F. Johnson Company Transmit control system using in-band tone signalling
US6049720A (en) * 1996-04-12 2000-04-11 Transcrypt International / E.F. Johnson Company Link delay calculation and compensation system
US5970400A (en) * 1996-04-30 1999-10-19 Magellan Corporation Adjusting the timing and synchronization of a radio's oscillator with a signal from an SATPS satellite
US5937357A (en) * 1996-05-15 1999-08-10 Nec Corporation Network comprising base stations for selectivity calling mobile units by call radio signals of different bit rates in phase coincidence
SE507227C2 (sv) * 1996-09-16 1998-04-27 Ericsson Telefon Ab L M Metod och anordning för synkronisering av tidsstämpling
US6018659A (en) * 1996-10-17 2000-01-25 The Boeing Company Airborne broadband communication network
CN1084479C (zh) * 1997-01-27 2002-05-08 华为技术有限公司 一种基于gps信号的定时方法和设备
US6268802B1 (en) * 1997-02-18 2001-07-31 At&T Corp. Personal reach system with improved paging capabilities
DE19716344C2 (de) * 1997-04-18 2000-02-10 Siemens Ag Synchronisationsverfahren und Synchronisationsvorrichtung
EP0889610B1 (en) * 1997-07-01 2005-12-21 Alcatel SPS synchronization method
US6163549A (en) * 1997-08-29 2000-12-19 Lucent Technologies Inc. Synchronizing a central timing unit to an external link via a switching network
US5881023A (en) * 1997-10-07 1999-03-09 Gu; Jing-Lu Self-correcting clock
JP2002510081A (ja) 1998-03-27 2002-04-02 シーメンス アクチエンゲゼルシヤフト 中央のタイムベースにローカルのタイムベースを同期化するための方法ならびに本方法を実施するための装置およびその使用方法
DE19815820A1 (de) * 1998-04-08 1999-10-14 Hoechst Schering Agrevo Gmbh Synergistische herbizide Mittel auf Basis von phosphorhaltigen Blattherbiziden, Imidazolinonen und Wuchsstoffherbiziden
EP1074100A1 (en) * 1998-04-24 2001-02-07 Telefonaktiebolaget Lm Ericsson Absolute time synchronization for mobile positioning in a cellular communications system
US6483856B1 (en) * 1998-07-29 2002-11-19 Trimble Navigation Limited GPS synchronized data communications link
EP1528692A1 (en) * 1998-08-04 2005-05-04 Tachyon, Inc. Method of and apparatus for time synchronization in a communication system
US6674730B1 (en) * 1998-08-04 2004-01-06 Tachyon, Inc. Method of and apparatus for time synchronization in a communication system
US6181912B1 (en) 1998-09-09 2001-01-30 Qualcomm Inc System and method for user terminal clock error measurement and correction
FR2785110B1 (fr) 1998-10-27 2000-12-15 Dassault Electronique Dispositif d'echange de signaux radioelectriques munis de marqueurs temporels, en particulier pour la synchronisation d'horloges
DE19914355A1 (de) * 1999-03-30 2000-10-05 Wolfgang Schaefer Verfahren zur Synchronisation von Entfernten Uhren über Satellit an eine Zentrale Uhr
US6122483A (en) * 1999-06-28 2000-09-19 Nortel Networks Limited Method and apparatus for multicast messaging in a public satellite network
NO313778B1 (no) * 2000-06-06 2002-11-25 Ontime Networks As Fremgangsmåte for å sikre aksess til et transmisjonsmedium ved et forhåndsbestemt tidspunkt og en tidsserver som benytterfremgangsmåten
DE10046240A1 (de) * 2000-09-19 2002-03-28 Deutsche Telekom Ag Verfahren zur Messung der unidirektionalen Übertragungseigenschaften, wie Paketlaufzeit, Laufzeitschwankungen und der hieraus ableitbaren Ergebnisse, in einem Telekommunikationsnetz
US6452541B1 (en) * 2001-02-20 2002-09-17 Motorola, Inc. Time synchronization of a satellite positioning system enabled mobile receiver and base station
US7925210B2 (en) * 2001-05-21 2011-04-12 Sirf Technology, Inc. Synchronizing a radio network with end user radio terminals
US7877104B2 (en) * 2001-05-21 2011-01-25 Sirf Technology Inc. Method for synchronizing a radio network using end user radio terminals
US8244271B2 (en) 2001-05-21 2012-08-14 Csr Technology Inc. Distributed data collection of satellite data
US7180915B2 (en) * 2001-12-21 2007-02-20 Nokia Corporation Apparatus, and an associated method, for facilitating synchronization in a wireless mesh network
US7251199B2 (en) * 2001-12-24 2007-07-31 Agilent Technologies, Inc. Distributed system time synchronization including a timing signal path
KR100891785B1 (ko) * 2002-04-27 2009-04-07 삼성전자주식회사 부호분할다중접속 이동통신시스템에서 멀티캐스트멀티미디어 방송 서비스를 위한 소프트 핸드오버 방법
EP1501021A1 (en) * 2003-07-22 2005-01-26 Sap Ag A system and method for extracting data sets from an online relational database into a data warehouse
US7356618B2 (en) * 2003-12-31 2008-04-08 Intel Corporation Method and system for synchronizing platform clocks in a distributed wireless platform
US7266713B2 (en) * 2004-01-09 2007-09-04 Intel Corporation Apparatus and method for adaptation of time synchronization of a plurality of multimedia streams
KR100762669B1 (ko) * 2004-03-15 2007-10-01 삼성전자주식회사 멀티미디어 방송/멀티캐스트 서비스 시스템에서 수신신호의 신호이득을 최대화하는 방법 및 시스템
DE602004019997D1 (de) 2004-03-30 2009-04-23 Mitsubishi Electric Corp Mobiles Kommunikationsendgerät und Funkkommunikationssystem
US7899894B2 (en) * 2006-08-30 2011-03-01 International Business Machines Corporation Coordinated timing network configuration parameter update procedure
US9112626B2 (en) * 2007-01-31 2015-08-18 International Business Machines Corporation Employing configuration information to determine the role of a server in a coordinated timing network
US7689718B2 (en) 2007-01-31 2010-03-30 International Business Machines Corporation Channel subsystem server time protocol commands and system therefor
US7895303B2 (en) * 2007-01-31 2011-02-22 International Business Machines Corporation Server time protocol control messages and methods
CN101115217B (zh) * 2007-02-08 2010-05-12 华为技术有限公司 一种寻呼接入终端的方法、系统及装置
EP2093915A1 (en) * 2008-02-19 2009-08-26 Abb Research Ltd. Time synchronization in a network
US7925916B2 (en) 2008-04-10 2011-04-12 International Business Machines Corporation Failsafe recovery facility in a coordinated timing network
US8416811B2 (en) * 2008-04-10 2013-04-09 International Business Machines Corporation Coordinated timing network having servers of different capabilities
GB0815458D0 (en) * 2008-08-26 2008-10-01 Zarlink Semiconductor Inc Method of transferring timing information over packet network
US7873862B2 (en) * 2008-10-21 2011-01-18 International Business Machines Corporation Maintaining a primary time server as the current time server in response to failure of time code receivers of the primary time server
US8438503B2 (en) * 2009-09-02 2013-05-07 Universal Electronics Inc. System and method for enhanced command input
CN102843764B (zh) * 2012-08-17 2015-02-25 苏州谷夫道自动化科技有限公司 用于解决多站同步问题精确输出同步信号的方法
CN103019301B (zh) * 2012-12-31 2016-05-04 Tcl通力电子（惠州）有限公司 一种模拟实时时钟的mcu的计数器的校验装置及其校验方法
CN103607334B (zh) * 2013-12-02 2017-02-15 北京京诚瑞达电气工程技术有限公司 变频器控制系统及其使用方法、设备
CN104038303B (zh) * 2014-06-09 2017-01-18 常青 一种远程辅助方法及系统

Family Cites Families (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4177466A (en) * 1977-11-16 1979-12-04 Lo-Jack Corporation Auto theft detection system
JPS58111784A (ja) * 1981-12-25 1983-07-02 Nec Corp 時刻の遠隔較正方式
SE435438B (sv) * 1982-12-09 1984-09-24 Ericsson Telefon Ab L M Forfarande for instellning av radiosendare pa samtidig sendning
US4696052A (en) * 1985-12-31 1987-09-22 Motorola Inc. Simulcast transmitter apparatus having automatic synchronization capability
US4718109A (en) * 1986-03-06 1988-01-05 Motorola, Inc. Automatic synchronization system
SE452231B (sv) * 1986-03-07 1987-11-16 Philips Norden Ab Forfarande for synkronisering av klockor ingaende i ett lokalt netverk av busstyp
US4818998A (en) * 1986-03-31 1989-04-04 Lo-Jack Corporation Method of and system and apparatus for locating and/or tracking stolen or missing vehicles and the like
US4908629A (en) * 1986-03-31 1990-03-13 Lo-Jack Corporation Apparatus for locating and/or tracking stolen or missing vehicles and the like
US4850032A (en) * 1987-11-18 1989-07-18 Motorola, Inc. Simulcast data communications system
US4849993A (en) * 1987-12-10 1989-07-18 Silicon General, Inc. Clock holdover circuit
JP2615753B2 (ja) * 1988-02-10 1997-06-04 日本電気株式会社 自動位相調整方式
JPH01228237A (ja) * 1988-03-09 1989-09-12 Hitachi Ltd 網管理センタによるシステム切替方式
US4968966A (en) * 1988-10-13 1990-11-06 Motorola, Inc. High data rate simulcast communication system
US5060240A (en) * 1989-02-14 1991-10-22 Motorola, Inc. Simulcast system and channel unit
US5162790A (en) * 1989-07-10 1992-11-10 Motorola, Inc. Multiple transmitter paging system
JP2732674B2 (ja) * 1989-07-10 1998-03-30 株式会社東芝 データ伝送装置
US5023900A (en) * 1989-12-07 1991-06-11 Tayloe Daniel R Cellular radiotelephone diagnostic system
US5128934A (en) * 1990-06-29 1992-07-07 Motorola, Inc. Multiple transmitter message transmission system and method therefor
JPH0470027A (ja) * 1990-07-09 1992-03-05 Fujitsu Ltd 時刻合わせ方式
US5125009A (en) * 1990-07-13 1992-06-23 Hewlett-Packard Co. Method and apparatus for synchronously distribution digital signals in high speed systems
US5201061A (en) * 1990-07-23 1993-04-06 Motorola, Inc. Method and apparatus for synchronizing simulcast systems
US5090025A (en) * 1990-07-24 1992-02-18 Proteon, Inc. Token ring synchronization
US5287550A (en) * 1990-12-24 1994-02-15 Motorola, Inc. Simulcast scheduler
WO1992013417A1 (en) * 1991-01-28 1992-08-06 Motorola, Inc. Simulcast transmission system having predetermined launch times
US5220676A (en) * 1991-04-19 1993-06-15 Motorola, Inc. Synchronization method and apparatus
GB9111313D0 (en) * 1991-05-24 1991-07-17 British Telecomm Radio system
US5365516A (en) * 1991-08-16 1994-11-15 Pinpoint Communications, Inc. Communication system and method for determining the location of a transponder unit
US5257404A (en) * 1991-10-04 1993-10-26 Motorola, Inc. Simulcast synchronization and equalization system and method therefor
US5261118A (en) * 1991-10-04 1993-11-09 Motorola, Inc. Simulcast synchronization and equalization system and method therefor
US5280629A (en) * 1991-12-06 1994-01-18 Motorola, Inc. Technique for measuring channel delay
US5327581A (en) * 1992-05-29 1994-07-05 Motorola, Inc. Method and apparatus for maintaining synchronization in a simulcast system
US5361398A (en) * 1993-01-29 1994-11-01 Motorola, Inc. Method and apparatus for transmission path delay measurements using adaptive demodulation
US5481258A (en) * 1993-08-11 1996-01-02 Glenayre Electronics, Inc. Method and apparatus for coordinating clocks in a simulcast network

Also Published As

Publication number Publication date
US5697051A (en) 1997-12-09
EP1063798A2 (en) 2000-12-27
EP0713619A4 (en) 1999-09-01
EP0713619A1 (en) 1996-05-29
CN1086647A (zh) 1994-05-11
US5481258A (en) 1996-01-02
KR100298987B1 (ko) 2001-10-22
CN1053305C (zh) 2000-06-07
CA2168017A1 (en) 1995-02-16
FI960575A0 (fi) 1996-02-08
WO1995005039A1 (en) 1995-02-16

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