JPS6337335B2 - - Google Patents

Info

Publication number
JPS6337335B2
JPS6337335B2 JP9393179A JP9393179A JPS6337335B2 JP S6337335 B2 JPS6337335 B2 JP S6337335B2 JP 9393179 A JP9393179 A JP 9393179A JP 9393179 A JP9393179 A JP 9393179A JP S6337335 B2 JPS6337335 B2 JP S6337335B2
Authority
JP
Japan
Prior art keywords
frequency
output
local oscillation
detection output
optical fiber
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
JP9393179A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5618738A (en
Inventor
Tadatoshi Tanifuji
Hideyuki Takimoto
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.)
Nippon Telegraph and Telephone Corp
Sumitomo Electric Industries Ltd
Original Assignee
Nippon Telegraph and Telephone Corp
Sumitomo Electric Industries 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 Nippon Telegraph and Telephone Corp, Sumitomo Electric Industries Ltd filed Critical Nippon Telegraph and Telephone Corp
Priority to JP9393179A priority Critical patent/JPS5618738A/ja
Publication of JPS5618738A publication Critical patent/JPS5618738A/ja
Publication of JPS6337335B2 publication Critical patent/JPS6337335B2/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

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Testing Of Optical Devices Or Fibers (AREA)
  • Optical Communication System (AREA)
JP9393179A 1979-07-23 1979-07-23 Measuring method for optical fiber cable Granted JPS5618738A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9393179A JPS5618738A (en) 1979-07-23 1979-07-23 Measuring method for optical fiber cable

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9393179A JPS5618738A (en) 1979-07-23 1979-07-23 Measuring method for optical fiber cable

Publications (2)

Publication Number Publication Date
JPS5618738A JPS5618738A (en) 1981-02-21
JPS6337335B2 true JPS6337335B2 (US07714131-20100511-C00038.png) 1988-07-25

Family

ID=14096170

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9393179A Granted JPS5618738A (en) 1979-07-23 1979-07-23 Measuring method for optical fiber cable

Country Status (1)

Country Link
JP (1) JPS5618738A (US07714131-20100511-C00038.png)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0288829U (US07714131-20100511-C00038.png) * 1988-12-20 1990-07-13
JPH0520917U (ja) * 1991-08-30 1993-03-19 三菱自動車工業株式会社 ヒユーエルフイラドア

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0288829U (US07714131-20100511-C00038.png) * 1988-12-20 1990-07-13
JPH0520917U (ja) * 1991-08-30 1993-03-19 三菱自動車工業株式会社 ヒユーエルフイラドア

Also Published As

Publication number Publication date
JPS5618738A (en) 1981-02-21

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