DE68916656D1 - Frequenzverschiebungskompensation mit periodischen zugewiesenen Einzelwörtern in einem Transponder. - Google Patents

Frequenzverschiebungskompensation mit periodischen zugewiesenen Einzelwörtern in einem Transponder.

Info

Publication number
DE68916656D1
DE68916656D1 DE68916656T DE68916656T DE68916656D1 DE 68916656 D1 DE68916656 D1 DE 68916656D1 DE 68916656 T DE68916656 T DE 68916656T DE 68916656 T DE68916656 T DE 68916656T DE 68916656 D1 DE68916656 D1 DE 68916656D1
Authority
DE
Germany
Prior art keywords
transponder
frequency shift
shift compensation
single words
periodically assigned
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
DE68916656T
Other languages
English (en)
Other versions
DE68916656T2 (de
Inventor
Yasuhito Isoe
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
Application filed by NEC Corp filed Critical NEC Corp
Application granted granted Critical
Publication of DE68916656D1 publication Critical patent/DE68916656D1/de
Publication of DE68916656T2 publication Critical patent/DE68916656T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0602—Systems characterised by the synchronising information used
    • 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
    • H04B7/208—Frequency-division multiple access [FDMA]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Relay Systems (AREA)
DE68916656T 1988-01-11 1989-01-10 Frequenzverschiebungskompensation mit periodischen zugewiesenen Einzelwörtern in einem Transponder. Expired - Fee Related DE68916656T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63004132A JP2595602B2 (ja) 1988-01-11 1988-01-11 衛星通信地球局送受信方式

Publications (2)

Publication Number Publication Date
DE68916656D1 true DE68916656D1 (de) 1994-08-18
DE68916656T2 DE68916656T2 (de) 1994-11-24

Family

ID=11576255

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68916656T Expired - Fee Related DE68916656T2 (de) 1988-01-11 1989-01-10 Frequenzverschiebungskompensation mit periodischen zugewiesenen Einzelwörtern in einem Transponder.

Country Status (6)

Country Link
US (1) US5020131A (de)
EP (1) EP0324420B1 (de)
JP (1) JP2595602B2 (de)
AU (1) AU615707B2 (de)
CA (1) CA1306011C (de)
DE (1) DE68916656T2 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2638273B2 (ja) * 1989-09-26 1997-08-06 日本電気株式会社 ユニーク・ワード検出方式
JPH04262630A (ja) * 1991-02-15 1992-09-18 Fujitsu Ltd 衛星通信方式
US5335348A (en) * 1992-01-10 1994-08-02 Nec Corporation Radio receiver having frequency sweep control apparatus
JPH0828754B2 (ja) * 1993-06-30 1996-03-21 日本電気株式会社 フレーム同期方式
JP2531118B2 (ja) * 1993-12-02 1996-09-04 日本電気株式会社 自動周波数制御装置
KR960015852B1 (ko) * 1993-12-27 1996-11-22 현대전자산업 주식회사 피트 신호 추출에 의한 초소형 단말 지구국 동기 검출방법
JP2748872B2 (ja) * 1994-12-28 1998-05-13 日本電気株式会社 復調器制御方式
JP2663919B2 (ja) * 1995-05-31 1997-10-15 日本電気株式会社 周波数分割多元接続方式の通信システム
JPH0918532A (ja) * 1995-06-30 1997-01-17 Nec Corp バーストモード通信システムにおける無線通信装置及び受信方法
US6097929A (en) * 1997-03-03 2000-08-01 Telogy Networks, Inc. Method and system for monitoring and controlling a single channel per carrier satellite link between two remote earth stations
US6560298B1 (en) * 1999-05-25 2003-05-06 Motorola, Inc. Method and apparatus for concurrent synchronization and improved automatic frequency control in a communication device
EP1081140B1 (de) * 1999-09-01 2005-06-01 DSM IP Assets B.V. Pyrimidine-2,4,6-trione Verbindungen
FR2802371B1 (fr) * 1999-12-10 2003-09-26 Matra Nortel Communications Procede de signalisation dans un systeme de radiocommunication, emetteurs, recepteurs et repeteurs pour la mise en oeuvre du procede
JP2010512051A (ja) * 2006-12-01 2010-04-15 フォックス・インタラクティヴ・メディア・ラブス アップリンクの衝突識別情報を提供するための方法、システム、およびコンピュータプログラム製品
US9577856B1 (en) 2015-08-14 2017-02-21 Higher Ground Llc Frequency compensation techniques and systems
US11165622B2 (en) * 2019-10-18 2021-11-02 Hughes Network Systems, LLC. System and method for low-rate high-rate coupled acquisition and tracking of high symbol rate inroutes

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA804340B (en) * 1980-03-12 1982-03-31 Gen Electric Repeater trunking system
FR2524228A1 (fr) * 1982-03-26 1983-09-30 Thomson Csf Systeme de telecommunications par satellite
US4466130A (en) * 1982-10-04 1984-08-14 Ael Microtel Limited Two pilot frequency control for communication systems
JPS612435A (ja) * 1984-06-14 1986-01-08 Nec Corp 受信位置予測装置
US4723320A (en) * 1985-03-28 1988-02-02 Satellite Technology Services, Inc. Dual communication link for satellite TV receiver
US4876737A (en) * 1986-11-26 1989-10-24 Microdyne Corporation Satellite data transmission and receiving station
JPH01106639A (ja) * 1987-10-20 1989-04-24 Nec Corp 衛星通信地球局用送受装置

Also Published As

Publication number Publication date
JP2595602B2 (ja) 1997-04-02
EP0324420A2 (de) 1989-07-19
AU615707B2 (en) 1991-10-10
DE68916656T2 (de) 1994-11-24
AU2839889A (en) 1989-07-13
EP0324420B1 (de) 1994-07-13
EP0324420A3 (de) 1991-04-10
JPH01180130A (ja) 1989-07-18
CA1306011C (en) 1992-08-04
US5020131A (en) 1991-05-28

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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