JPH028644B2 - - Google Patents

Info

Publication number
JPH028644B2
JPH028644B2 JP55025355A JP2535580A JPH028644B2 JP H028644 B2 JPH028644 B2 JP H028644B2 JP 55025355 A JP55025355 A JP 55025355A JP 2535580 A JP2535580 A JP 2535580A JP H028644 B2 JPH028644 B2 JP H028644B2
Authority
JP
Japan
Prior art keywords
frequency
signal
electrical signal
optical
connector
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 - Lifetime
Application number
JP55025355A
Other languages
English (en)
Japanese (ja)
Other versions
JPS55119037A (en
Inventor
Hofuira Rushian
Moaritsuku Jan
Soreru Ibon
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of JPS55119037A publication Critical patent/JPS55119037A/ja
Publication of JPH028644B2 publication Critical patent/JPH028644B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
    • G01M11/30—Testing of optical devices, constituted by fibre optics or optical waveguides
    • G01M11/33—Testing of optical devices, constituted by fibre optics or optical waveguides with a light emitter being disposed at one fibre or waveguide end-face, and a light receiver at the other end-face
    • G01M11/333—Testing of optical devices, constituted by fibre optics or optical waveguides with a light emitter being disposed at one fibre or waveguide end-face, and a light receiver at the other end-face using modulated input signals
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
    • G01M11/30—Testing of optical devices, constituted by fibre optics or optical waveguides
    • G01M11/33—Testing of optical devices, constituted by fibre optics or optical waveguides with a light emitter being disposed at one fibre or waveguide end-face, and a light receiver at the other end-face
    • G01M11/335—Testing of optical devices, constituted by fibre optics or optical waveguides with a light emitter being disposed at one fibre or waveguide end-face, and a light receiver at the other end-face using two or more input wavelengths
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/04—Processes or apparatus for excitation, e.g. pumping, e.g. by electron beams
    • H01S5/042—Electrical excitation ; Circuits therefor
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
    • H01S5/068—Stabilisation of laser output parameters
    • H01S5/0683—Stabilisation of laser output parameters by monitoring the optical output parameters
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
    • H01S5/068—Stabilisation of laser output parameters
    • H01S5/0683—Stabilisation of laser output parameters by monitoring the optical output parameters
    • H01S5/0687—Stabilising the frequency of the laser

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Testing Of Optical Devices Or Fibers (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
JP2535580A 1979-03-02 1980-03-03 Device for measuring transfer function of optical fibers Granted JPS55119037A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7905543A FR2450449A1 (fr) 1979-03-02 1979-03-02 Appareillage et procede de mesure de la fonction de transfert d'une fibre optique

Publications (2)

Publication Number Publication Date
JPS55119037A JPS55119037A (en) 1980-09-12
JPH028644B2 true JPH028644B2 (enEXAMPLES) 1990-02-26

Family

ID=9222718

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2535580A Granted JPS55119037A (en) 1979-03-02 1980-03-03 Device for measuring transfer function of optical fibers

Country Status (6)

Country Link
US (1) US4280765A (enEXAMPLES)
EP (1) EP0015830B1 (enEXAMPLES)
JP (1) JPS55119037A (enEXAMPLES)
CA (1) CA1126532A (enEXAMPLES)
DE (1) DE3060839D1 (enEXAMPLES)
FR (1) FR2450449A1 (enEXAMPLES)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4838032A (en) * 1986-02-06 1989-06-13 General Signal Corporation Optical signal power measurement method and apparatus
US4726676A (en) * 1986-02-06 1988-02-23 General Signal Corporation Optical signal power measurement method and apparatus
DE3606558A1 (de) * 1986-02-28 1987-09-03 Philips Patentverwaltung Messanordnung zur ermittlung der laengenabhaengigen daempfung von monomode-lichtwellenleitern nach dem rueckstreuverfahren
US4829596A (en) * 1987-02-09 1989-05-09 Allen-Bradley Company, Inc. Programmable controller with fiber optic input/output module
US6721467B2 (en) 2001-06-07 2004-04-13 3M Innovative Properties Company Method and apparatus for aligning the polarization of a polarization maintaining optical fiber to the polarization of a light source
US7639761B2 (en) * 2002-03-04 2009-12-29 Glowlink Communications Technology, Inc. Detecting and measuring interference contained within a digital carrier
DE102005016522A1 (de) * 2005-03-14 2006-10-05 Phoenix Contact Gmbh & Co. Kg Diagnoseverfahren und Diagnosechip zur Bandbreitenbestimmung optischer Fasern
DE102006042525A1 (de) * 2005-04-08 2008-03-27 Phoenix Contact Gmbh & Co. Kg Diagnoseverfahren und Diagnosechip zur Bandbreitenbestimmung optischer Fasern
EP1898537B1 (de) * 2006-09-07 2012-12-26 Phoenix Contact GmbH & Co. KG Diagnoseverfahren und Diagnosechip zur Bandbreitenbestimmung optischer Fasern
US10025039B1 (en) 2017-01-17 2018-07-17 Kevin M. Ehringer Inc. Optical fiber polarity tester

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2296842A1 (fr) * 1974-12-31 1976-07-30 Bouillie Remy Appareil permettant la mesure du module de la fonction de transfert d'une fibre optique
JPS5917771B2 (ja) * 1976-08-06 1984-04-23 住友電気工業株式会社 光ファイバの周波数特性測定方法
JPS5347701A (en) * 1976-10-13 1978-04-28 Nippon Telegr & Teleph Corp <Ntt> Optical sweep signal generator

Also Published As

Publication number Publication date
US4280765A (en) 1981-07-28
EP0015830B1 (fr) 1982-09-15
JPS55119037A (en) 1980-09-12
EP0015830A1 (fr) 1980-09-17
CA1126532A (en) 1982-06-29
FR2450449B1 (enEXAMPLES) 1981-10-16
FR2450449A1 (fr) 1980-09-26
DE3060839D1 (en) 1982-11-04

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