DE3577954D1 - System zum steuerung der sendephase eines synchronisationsbursts. - Google Patents

System zum steuerung der sendephase eines synchronisationsbursts.

Info

Publication number
DE3577954D1
DE3577954D1 DE8585101558T DE3577954T DE3577954D1 DE 3577954 D1 DE3577954 D1 DE 3577954D1 DE 8585101558 T DE8585101558 T DE 8585101558T DE 3577954 T DE3577954 T DE 3577954T DE 3577954 D1 DE3577954 D1 DE 3577954D1
Authority
DE
Germany
Prior art keywords
controlling
synchronization burst
sending phase
sending
phase
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 - Fee Related
Application number
DE8585101558T
Other languages
English (en)
Inventor
Toshinori Hotta
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.)
NEC Corp
Original Assignee
NEC Corp
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
Priority claimed from JP2637284A external-priority patent/JPS60171834A/ja
Priority claimed from JP7126884A external-priority patent/JPS60214643A/ja
Application filed by NEC Corp filed Critical NEC Corp
Application granted granted Critical
Publication of DE3577954D1 publication Critical patent/DE3577954D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04B7/2046—SS-TDMA, TDMA satellite switching
    • H04B7/2048—Frame structure, synchronisation or frame acquisition in SS-TDMA systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Relay Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
DE8585101558T 1984-02-15 1985-02-13 System zum steuerung der sendephase eines synchronisationsbursts. Expired - Fee Related DE3577954D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2637284A JPS60171834A (ja) 1984-02-15 1984-02-15 同期バ−スト送信位相制御方式
JP7126884A JPS60214643A (ja) 1984-04-10 1984-04-10 同期バ−スト送信位相制御方式

Publications (1)

Publication Number Publication Date
DE3577954D1 true DE3577954D1 (de) 1990-06-28

Family

ID=26364149

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585101558T Expired - Fee Related DE3577954D1 (de) 1984-02-15 1985-02-13 System zum steuerung der sendephase eines synchronisationsbursts.

Country Status (5)

Country Link
US (1) US4686673A (de)
EP (1) EP0152108B1 (de)
AU (1) AU574026B2 (de)
CA (1) CA1226082A (de)
DE (1) DE3577954D1 (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH671124A5 (de) * 1986-04-30 1989-07-31 Zellweger Uster Ag
JPS6356024A (ja) * 1986-08-27 1988-03-10 Nec Corp 同期バ−スト送信位相制御方式
GB8623763D0 (en) * 1986-10-03 1986-11-05 Marconi Co Ltd Communication system
EP0343189B1 (de) * 1987-02-02 1993-10-27 Motorola, Inc. Vielfachzugriffsübertragungssystem im zeitmultiplex mit adaptiver entzerrung
US4852090A (en) * 1987-02-02 1989-07-25 Motorola, Inc. TDMA communications system with adaptive equalization
JPH0681113B2 (ja) * 1987-09-21 1994-10-12 日本電気株式会社 時分割多重無線通信システム
US4928274A (en) * 1988-01-19 1990-05-22 Qualcomm, Inc. Multiplexed address control in a TDM communication system
US4979170A (en) * 1988-01-19 1990-12-18 Qualcomm, Inc. Alternating sequential half duplex communication system
JPH0494228A (ja) * 1990-08-09 1992-03-26 Matsushita Electric Ind Co Ltd ダイナミックチャネル割当方法
US5315589A (en) * 1991-10-03 1994-05-24 Hughes Aircraft Company TDMA synchronization using visibility designation
JP3301555B2 (ja) * 1993-03-30 2002-07-15 ソニー株式会社 無線受信装置
JPH0787424B2 (ja) * 1993-06-30 1995-09-20 日本電気株式会社 バースト信号送信システム
US5659545A (en) * 1994-11-15 1997-08-19 Motorola, Inc. Apparatus for mobile unit acquisition in a satellite communication system and method therefor
JP2861932B2 (ja) * 1996-05-22 1999-02-24 日本電気株式会社 バーストフレーム位相同期回路
JP3442228B2 (ja) * 1996-08-29 2003-09-02 松下電器産業株式会社 同期保持装置
JPH11164352A (ja) * 1997-11-28 1999-06-18 Oki Electric Ind Co Ltd 無線通信装置及び移動体通信システム
JP3053173B2 (ja) * 1998-01-13 2000-06-19 日本電気株式会社 移動体衛星通信方法およびシステム
US6320850B1 (en) 1998-04-24 2001-11-20 Trw Inc. Satellite communication adaptive control coding
US6298048B1 (en) * 1998-04-29 2001-10-02 Hughes Electronics Corporation TDMA system timer for maintaining timing to multiple satellite simultaneously
JP2000165370A (ja) * 1998-11-24 2000-06-16 Nec Corp 受信同期保護装置及び受信同期保護方法
FR2790888B1 (fr) * 1999-03-11 2003-04-25 Agence Spatiale Europeenne Procede de synchronisation entre une horloge de reference d'une station au sol et une horloge d'au moins un dispositif distant
JP3462826B2 (ja) * 2000-02-14 2003-11-05 三洋電機株式会社 無線基地局及び無線電話装置
WO2002021743A1 (fr) * 2000-09-01 2002-03-14 Sanyo Electric Co., Ltd. Systeme radio fixe, procede de commande a fenetre de synchronisation et programme de commande de fenetre de synchronisation
US7502696B2 (en) * 2005-10-21 2009-03-10 Schweitzer Engineering Laboratories, Inc. System and method for detecting power system conditions
TWI336201B (en) * 2007-06-15 2011-01-11 Holtek Semiconductor Inc Circuit and method for regulating image clock
US10194408B2 (en) * 2017-03-27 2019-01-29 Hughes Network Systems Llc System and method for establishing virtual beams for initial timing synchronization in a satellite communication network

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5011735B1 (de) * 1968-12-10 1975-05-06
DE2147010C2 (de) * 1970-09-23 1982-06-03 Communications Satellite Corp., Washington, D.C. Satellitenübertragungssystem für Zeit- und Raummultiplexbetrieb
JPS577490B2 (de) * 1974-02-26 1982-02-10
US3982075A (en) * 1974-09-09 1976-09-21 The Post Office Synchronization system for time division multiple access relay communications system
CA1166366A (en) * 1979-10-17 1984-04-24 John W. Fennel, Jr. Baton passing method and apparatus for maintaining synchronization in a tdma satellite communication system
AU577739B2 (en) * 1984-01-21 1988-09-29 Nec Corporation Tdma station relief system
JPS61170150A (ja) * 1985-01-24 1986-07-31 Nec Corp 時分割多元接続方式における基準局の従局制御装置

Also Published As

Publication number Publication date
US4686673A (en) 1987-08-11
AU3870485A (en) 1985-08-22
EP0152108A3 (en) 1987-01-14
EP0152108A2 (de) 1985-08-21
EP0152108B1 (de) 1990-05-23
CA1226082A (en) 1987-08-25
AU574026B2 (en) 1988-06-23

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee