CA1249342A - Optical repeater and regulated current feeding system for the same - Google Patents

Optical repeater and regulated current feeding system for the same

Info

Publication number
CA1249342A
CA1249342A CA000523628A CA523628A CA1249342A CA 1249342 A CA1249342 A CA 1249342A CA 000523628 A CA000523628 A CA 000523628A CA 523628 A CA523628 A CA 523628A CA 1249342 A CA1249342 A CA 1249342A
Authority
CA
Canada
Prior art keywords
signal
optical
current
power
regulated
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
Application number
CA000523628A
Other languages
English (en)
French (fr)
Inventor
Ken Hanyuda
Michimasa Ohara
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 CA1249342A publication Critical patent/CA1249342A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/80—Optical aspects relating to the use of optical transmission for specific applications, not provided for in groups H04B10/03 - H04B10/70, e.g. optical power feeding or optical transmission through water
    • H04B10/806—Arrangements for feeding power
    • H04B10/808—Electrical power feeding of an optical transmission system

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Transmitters (AREA)
CA000523628A 1985-11-25 1986-11-24 Optical repeater and regulated current feeding system for the same Expired CA1249342A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP60-262461 1985-11-25
JP60262461A JPS62123842A (ja) 1985-11-25 1985-11-25 光通信装置

Publications (1)

Publication Number Publication Date
CA1249342A true CA1249342A (en) 1989-01-24

Family

ID=17376104

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000523628A Expired CA1249342A (en) 1985-11-25 1986-11-24 Optical repeater and regulated current feeding system for the same

Country Status (5)

Country Link
US (1) US4879762A (OSRAM)
EP (1) EP0226801B1 (OSRAM)
JP (1) JPS62123842A (OSRAM)
CA (1) CA1249342A (OSRAM)
DE (1) DE3689970T2 (OSRAM)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3808892C2 (de) * 1988-03-17 1997-04-30 Sel Alcatel Ag Verstärker für Licht
JPH04217123A (ja) * 1990-12-18 1992-08-07 Fujitsu Ltd 光伝送システムの給電方式
JPH05122159A (ja) * 1991-05-13 1993-05-18 Internatl Business Mach Corp <Ibm> 伝送信号の信号対雑音比の改良方法及び光学的相互接続システム
US5777769A (en) * 1995-12-28 1998-07-07 Lucent Technologies Inc. Device and method for providing high speed data transfer through a drop line of a power line carrier communication system
GB9604427D0 (en) * 1996-03-01 1996-05-01 Stc Submarine Systems Ltd A branching unit
DE19637417B4 (de) * 1996-09-13 2008-08-14 Bayerische Motoren Werke Aktiengesellschaft Betriebsverfahren für einen Datenbus
US5945668A (en) * 1997-06-20 1999-08-31 Sun Microsystems, Inc. Fiber optic system with open fiber safety interlock
DE19833613A1 (de) 1998-07-25 2000-01-27 Bayerische Motoren Werke Ag Optischer Datenbus für ein Fahrzeug
US7233744B1 (en) * 1999-10-07 2007-06-19 Tyco Telecommunications (Us) Inc. Power feed arrangement using aggregate segments
US20030059156A1 (en) * 2001-09-24 2003-03-27 Feinberg Lee Daniel Bifurcated optical and power connectivity for ultra long-haul optical communication systems
US20030108351A1 (en) * 2001-09-24 2003-06-12 Feinberg Lee Daniel Methods for ultra long-haul optical communications
US6838865B2 (en) * 2003-05-14 2005-01-04 Northrop Grumman Corporation Method and apparatus for branching a single wire power distribution system
EP2270967B1 (en) * 2009-06-30 2019-03-13 Alcatel Lucent System and method for providing electric power to a submerged load
GB2533160A (en) * 2014-12-12 2016-06-15 Ge Oil & Gas Uk Ltd Repeaters
EP3598668A4 (en) * 2017-03-17 2020-03-18 Nec Corporation OPTICAL UNDERWATER CABLE SYSTEM AND OPTICAL UNDERWATER RELAY DEVICE
FR3078217B1 (fr) * 2018-02-21 2020-03-13 Alstom Transport Technologies Procede d'echange de donnees dans un equipement electronique, equipement electronique, vehicule ferroviaire et installation ferroviaire associes

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5172220A (OSRAM) * 1974-12-20 1976-06-22 Hitachi Ltd
US4255782A (en) * 1977-11-15 1981-03-10 Jgf, Incorporated Electrical energy conversion systems
JPS56154839A (en) * 1980-05-01 1981-11-30 Fujitsu Ltd Power feeding circuit of optical submarine repeater
JPS58187015A (ja) * 1982-04-26 1983-11-01 Nippon Telegr & Teleph Corp <Ntt> スイツチト・キヤパシタ回路
US4419812A (en) * 1982-08-23 1983-12-13 Ncr Corporation Method of fabricating an integrated circuit voltage multiplier containing a parallel plate capacitor
DE3330045A1 (de) * 1983-08-19 1985-03-07 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zur speisung von elektrischen gleichstromverbraucheranordnungen
US4654769A (en) * 1984-11-02 1987-03-31 California Institute Of Technology Transformerless dc-to-dc converters with large conversion ratios

Also Published As

Publication number Publication date
JPS62123842A (ja) 1987-06-05
DE3689970D1 (de) 1994-08-18
JPH0420538B2 (OSRAM) 1992-04-03
EP0226801A3 (en) 1989-02-01
DE3689970T2 (de) 1994-12-08
EP0226801B1 (en) 1994-07-13
EP0226801A2 (en) 1987-07-01
US4879762A (en) 1989-11-07

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Legal Events

Date Code Title Description
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