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BR8700735A - Transmissao composta de sinais analogicos por canal de fibra otica - Google Patents

Transmissao composta de sinais analogicos por canal de fibra otica

Info

Publication number
BR8700735A
BR8700735A BR8700735A BR8700735A BR8700735A BR 8700735 A BR8700735 A BR 8700735A BR 8700735 A BR8700735 A BR 8700735A BR 8700735 A BR8700735 A BR 8700735A BR 8700735 A BR8700735 A BR 8700735A
Authority
BR
Brazil
Prior art keywords
optical channel
fiber optical
composite transmission
signs
analog
Prior art date
Application number
BR8700735A
Other languages
English (en)
Inventor
Donald H Bodell
Original Assignee
Pirelli Cable 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 Pirelli Cable Corp filed Critical Pirelli Cable Corp
Publication of BR8700735A publication Critical patent/BR8700735A/pt

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
    • H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
    • H04B10/075—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal
    • H04B10/077—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using a supervisory or additional signal
    • H04B10/0779—Monitoring line transmitter or line receiver equipment
    • 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
    • H04B10/50—Transmitters
    • H04B10/516—Details of coding or modulation
    • H04B10/54—Intensity modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/08—Arrangements for combining channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0298—Wavelength-division multiplex systems with sub-carrier multiplexing [SCM]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optical Communication System (AREA)
BR8700735A 1986-02-11 1987-02-11 Transmissao composta de sinais analogicos por canal de fibra otica BR8700735A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/828,293 US4768186A (en) 1986-02-11 1986-02-11 Multiplex transmission of analog signals by fiber optic channel

Publications (1)

Publication Number Publication Date
BR8700735A true BR8700735A (pt) 1987-12-15

Family

ID=25251389

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8700735A BR8700735A (pt) 1986-02-11 1987-02-11 Transmissao composta de sinais analogicos por canal de fibra otica

Country Status (3)

Country Link
US (1) US4768186A (pt)
BR (1) BR8700735A (pt)
CA (1) CA1260164A (pt)

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US4893300A (en) * 1988-08-01 1990-01-09 American Telephone And Telegraph Company Technique for reducing distortion characteristics in fiber-optic links
US5042086A (en) * 1988-11-16 1991-08-20 Dylor Corporation Method and means for transmitting large dynamic analog signals in optical fiber systems
US4989200A (en) * 1988-12-22 1991-01-29 Gte Laboratories Incorporated Coherent subcarrier multiplexed optical communication system
US5134509A (en) * 1988-12-22 1992-07-28 Gte Laboratories Incorporated Coherent subcarrier multiplexed optical communication system
US5060310A (en) * 1989-08-10 1991-10-22 Tektronix, Inc. Apparatus and method for reduction of intermodulation distortion in an optical fiber network
US5020049A (en) * 1989-10-13 1991-05-28 At&T Bell Laboratories Optical sub-carrier multiplex television transmission system using a linear laser diode
US5212579A (en) * 1991-03-11 1993-05-18 General Instrument Corporation Method and apparatus for communicating amplitude modulated signals over an optical communication path
US5526152A (en) * 1993-09-24 1996-06-11 Gte Laboratories Incorporated Repeater-less multigigabit lightwave buses with optical amplifiers
JP3003575B2 (ja) * 1996-06-28 2000-01-31 日本電気株式会社 サブキャリア多重信号の光伝送方法と光伝送装置
ES2281910T3 (es) * 1996-11-08 2007-10-01 Siemens Aktiengesellschaft Procedimiento y sistema para multiplexar un conjunto de flujos de datos digitales para formar un flujo conjunto de datos digitales, asi como procedimiento y sistema para demultiplexar un flujo continuo de datos digitales para formar un cojunto de flujos de datos digitales.
US6529303B1 (en) * 1998-03-05 2003-03-04 Kestrel Solutions, Inc. Optical communications networks utilizing frequency division multiplexing
US7154914B1 (en) 1998-03-05 2006-12-26 Forster Energy Llc Through-timing of data transmitted across an optical communications system utilizing frequency division multiplexing
US6181450B1 (en) 1998-05-12 2001-01-30 Harris Corporation System and method for free space optical communications
DE19822616A1 (de) * 1998-05-20 1999-11-25 Sel Alcatel Ag Lichtquelle sowie Verfahren für die Übertragung von spektralkodierten Daten
US6108331A (en) * 1998-07-10 2000-08-22 Upstate Systems Tec, Inc. Single medium wiring scheme for multiple signal distribution in building and access port therefor
US6222658B1 (en) 1998-08-06 2001-04-24 Harris Corporation Method and apparatus for a free space optical non-processing satellite transponder
US6271953B1 (en) 1998-09-02 2001-08-07 Harris Corporation Method and system for optical free space communications using non-mechanical beam steering
JP4178617B2 (ja) * 1998-10-14 2008-11-12 松下電器産業株式会社 光伝送システム、光送信装置及び光送信方法
WO2000072490A1 (en) * 1999-05-24 2000-11-30 Marconi Communications, Inc. Apparatus and methods for maintaining balanced communication channels with increasing service demands
JP4028942B2 (ja) * 1999-06-14 2008-01-09 松下電器産業株式会社 周波数多重信号の光伝送システム
US20020039211A1 (en) * 1999-09-24 2002-04-04 Tian Shen Variable rate high-speed input and output in optical communication networks
US7228077B2 (en) * 2000-05-12 2007-06-05 Forster Energy Llc Channel gain control for an optical communications system utilizing frequency division multiplexing
US20020024694A1 (en) * 2000-05-12 2002-02-28 Newell Laurence J. Control channel for an optical communications system utilizing frequency division multiplexing
US20020012146A1 (en) * 2000-06-01 2002-01-31 Newell Laurence J. Synchronizing nodes in an optical communications system utilizing frequency division multiplexing
US7096257B2 (en) * 2000-06-15 2006-08-22 Forster Energy Llc Automatic assignment of addresses to nodes in a network
US20020110157A1 (en) * 2001-02-14 2002-08-15 Kestrel Solutions Method and apparatus for providing a gigabit ethernet circuit pack
KR100414456B1 (ko) * 2001-03-07 2004-01-07 테라링크 커뮤니케이션스(주) 광통신망에서 편광모드분산 및 색분산 감시장치 및 방법
US20050031351A1 (en) * 2001-11-26 2005-02-10 National Institute Of Advanced Industrial Science And Technology Communication system by terminal with no power supply
JP3955292B2 (ja) * 2004-07-30 2007-08-08 松下電器産業株式会社 Ｆｍ変調器
US7761011B2 (en) * 2005-02-23 2010-07-20 Kg Technology Associates, Inc. Optical fiber communication link
US8144878B2 (en) 2006-03-06 2012-03-27 Mediatek Inc. FM receiver and pilot detector thereof, and method for determining a type of a processed signal
US20090247006A1 (en) * 2008-01-22 2009-10-01 Wi3, Inc., New York Network access point having interchangeable cartridges
GB2539414A (en) * 2015-06-15 2016-12-21 Oclaro Tech Ltd Calibration of pluggable optical module

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2924703A (en) * 1957-07-12 1960-02-09 Itt Communication control system
US3087065A (en) * 1958-09-26 1963-04-23 Engelhard Hanovia Inc Light communication system
US3566127A (en) * 1968-04-05 1971-02-23 Theodore Hafner Long distance transmission of coherent waves
US4004078A (en) * 1974-01-24 1977-01-18 Rca Corporation Optical communication and display system
US4061577A (en) * 1976-08-18 1977-12-06 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Fiber optic multiplex optical transmission system
DE2922418C2 (de) * 1979-06-01 1981-12-03 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Dienstintegriertes Nachrichtenübertragungs- und Vermittlungssystem für Ton, Bild und Daten
US4367548A (en) * 1980-04-10 1983-01-04 Harris Corporation Subscriber station for providing multiple services to a subscriber
DE3128182A1 (de) * 1981-07-16 1983-02-03 Siemens AG, 1000 Berlin und 8000 München Programmzufuehrungssystem
JPS60212047A (ja) * 1984-04-05 1985-10-24 Sumitomo Electric Ind Ltd 周波数分割多重通信用変調装置及び復調装置

Also Published As

Publication number Publication date
US4768186A (en) 1988-08-30
CA1260164A (en) 1989-09-26

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Legal Events

Date Code Title Description
HO Change of classification

Free format text: INT. CL. 5 H04J 1/20, H04J 14/00

ME Request for revocation