JPH033175B2 - - Google Patents

Info

Publication number
JPH033175B2
JPH033175B2 JP56214351A JP21435181A JPH033175B2 JP H033175 B2 JPH033175 B2 JP H033175B2 JP 56214351 A JP56214351 A JP 56214351A JP 21435181 A JP21435181 A JP 21435181A JP H033175 B2 JPH033175 B2 JP H033175B2
Authority
JP
Japan
Prior art keywords
optical
light
optical fiber
break point
reflected
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
JP56214351A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58113832A (ja
Inventor
Tomoyuki Ootsuka
Eizo Myauchi
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
Priority to JP21435181A priority Critical patent/JPS58113832A/ja
Publication of JPS58113832A publication Critical patent/JPS58113832A/ja
Publication of JPH033175B2 publication Critical patent/JPH033175B2/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
    • G01M11/31—Testing of optical devices, constituted by fibre optics or optical waveguides with a light emitter and a light receiver being disposed at the same side of a fibre or waveguide end-face, e.g. reflectometers
    • G01M11/3109—Reflectometers detecting the back-scattered light in the time-domain, e.g. OTDR

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)
JP21435181A 1981-12-28 1981-12-28 光フアイバ破断点検出装置 Granted JPS58113832A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP21435181A JPS58113832A (ja) 1981-12-28 1981-12-28 光フアイバ破断点検出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP21435181A JPS58113832A (ja) 1981-12-28 1981-12-28 光フアイバ破断点検出装置

Publications (2)

Publication Number Publication Date
JPS58113832A JPS58113832A (ja) 1983-07-06
JPH033175B2 true JPH033175B2 (en]) 1991-01-17

Family

ID=16654326

Family Applications (1)

Application Number Title Priority Date Filing Date
JP21435181A Granted JPS58113832A (ja) 1981-12-28 1981-12-28 光フアイバ破断点検出装置

Country Status (1)

Country Link
JP (1) JPS58113832A (en])

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2711104B2 (ja) * 1988-03-03 1998-02-10 アンリツ株式会社 光パルス試験器
JP2763586B2 (ja) * 1989-05-18 1998-06-11 浜松ホトニクス株式会社 光ファイバ障害点探索方法および装置
US4989971A (en) * 1989-07-14 1991-02-05 Tektronix, Inc. Automatic mask trigger for an optical time domain reflectometer
US5589933A (en) * 1994-10-24 1996-12-31 Photon Kinetics, Inc. Optical fiber test instrument with mechanically positioned attenuator
EP2741432A4 (en) * 2011-12-31 2014-10-29 Huawei Tech Co Ltd OPTICAL TIME DOMAIN REFLECTOMETER AND METHOD FOR OBTAINING MEASUREMENT SIGNALS THEREFOR

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5654511B2 (en]) * 1973-06-28 1981-12-25
JPS5149052A (ja) * 1974-10-24 1976-04-27 Nippon Electric Co Hikarifuaibadansenkensasochi

Also Published As

Publication number Publication date
JPS58113832A (ja) 1983-07-06

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