DE3482865D1 - Funkrelaisverfahren und geraet zur digitalen uebertragung. - Google Patents

Funkrelaisverfahren und geraet zur digitalen uebertragung.

Info

Publication number
DE3482865D1
DE3482865D1 DE8484113521T DE3482865T DE3482865D1 DE 3482865 D1 DE3482865 D1 DE 3482865D1 DE 8484113521 T DE8484113521 T DE 8484113521T DE 3482865 T DE3482865 T DE 3482865T DE 3482865 D1 DE3482865 D1 DE 3482865D1
Authority
DE
Germany
Prior art keywords
digital transmission
radio relay
relay method
radio
digital
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
DE8484113521T
Other languages
English (en)
Inventor
Masahisa Kawai
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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 Fujitsu Ltd filed Critical Fujitsu Ltd
Application granted granted Critical
Publication of DE3482865D1 publication Critical patent/DE3482865D1/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
    • H04B7/155—Ground-based stations
    • H04B7/15528—Control of operation parameters of a relay station to exploit the physical medium

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Relay Systems (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
DE8484113521T 1983-11-11 1984-11-09 Funkrelaisverfahren und geraet zur digitalen uebertragung. Expired - Fee Related DE3482865D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58212011A JPS60103832A (ja) 1983-11-11 1983-11-11 デジタル無線中継方法

Publications (1)

Publication Number Publication Date
DE3482865D1 true DE3482865D1 (de) 1990-09-06

Family

ID=16615401

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484113521T Expired - Fee Related DE3482865D1 (de) 1983-11-11 1984-11-09 Funkrelaisverfahren und geraet zur digitalen uebertragung.

Country Status (5)

Country Link
US (1) US4742530A (de)
EP (1) EP0142789B1 (de)
JP (1) JPS60103832A (de)
CA (1) CA1229133A (de)
DE (1) DE3482865D1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH088539B2 (ja) * 1988-05-18 1996-01-29 日立電子株式会社 可搬型マイクロ波中継装置
US5133081A (en) * 1989-11-03 1992-07-21 Mayo Scott T Remotely controllable message broadcast system including central programming station, remote message transmitters and repeaters
US5263264A (en) * 1990-01-25 1993-11-23 Speedfam Clean System Company Limited Method and apparatus for drying wet work
CA2107857C (en) * 1992-10-09 1998-05-05 Osamu Kagami Hybrid digital radio-relay system
CA2158386A1 (en) * 1995-09-15 1997-03-16 Andrew Beasley Rf repeaters for tdma mobile telephone systems
US6246380B1 (en) * 1998-08-25 2001-06-12 Tempress Network Systems, Inc. System and method for establishing a point to point radio system
US7386291B2 (en) * 2003-09-02 2008-06-10 International Business Machines Corporation Integrated millimeter-wave quadrature generator
CN108964791A (zh) * 2018-05-30 2018-12-07 中国电力科学研究院有限公司 一种1800m射频一致性自动化测试装置及方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MX144542A (es) * 1977-05-26 1981-10-23 Nippon Electric Co Mejoras en sistema de transmision de senal piloto
SE413209B (sv) * 1978-09-15 1980-04-28 Ericsson Telefon Ab L M Anleggning for overforing av larm, foretredesvis vid overfall pa person, och lokalisering av larmgivare
US4427968A (en) * 1981-04-09 1984-01-24 Westinghouse Electric Corp. Distribution network communication system with flexible message routes
US4531238A (en) * 1981-12-03 1985-07-23 Xerox Corporation Statistical contention control for star configured communication networks
JPS58134545A (ja) * 1982-02-04 1983-08-10 Nec Corp サ−ビスチヤンネル信号伝送方式

Also Published As

Publication number Publication date
CA1229133A (en) 1987-11-10
EP0142789B1 (de) 1990-08-01
EP0142789A3 (en) 1987-06-10
US4742530A (en) 1988-05-03
JPS60103832A (ja) 1985-06-08
JPS6314535B2 (de) 1988-03-31
EP0142789A2 (de) 1985-05-29

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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