JPH037062B2 - - Google Patents

Info

Publication number
JPH037062B2
JPH037062B2 JP9589781A JP9589781A JPH037062B2 JP H037062 B2 JPH037062 B2 JP H037062B2 JP 9589781 A JP9589781 A JP 9589781A JP 9589781 A JP9589781 A JP 9589781A JP H037062 B2 JPH037062 B2 JP H037062B2
Authority
JP
Japan
Prior art keywords
optical fiber
light
wavelength
measuring
time difference
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
JP9589781A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57211033A (en
Inventor
Kenichi Kitayama
Yoshuki Aomi
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
Original Assignee
Nippon Telegraph and Telephone 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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP9589781A priority Critical patent/JPS57211033A/ja
Publication of JPS57211033A publication Critical patent/JPS57211033A/ja
Publication of JPH037062B2 publication Critical patent/JPH037062B2/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

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)
JP9589781A 1981-06-23 1981-06-23 Measuring method for group delay time difference of optical fiber Granted JPS57211033A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9589781A JPS57211033A (en) 1981-06-23 1981-06-23 Measuring method for group delay time difference of optical fiber

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9589781A JPS57211033A (en) 1981-06-23 1981-06-23 Measuring method for group delay time difference of optical fiber

Publications (2)

Publication Number Publication Date
JPS57211033A JPS57211033A (en) 1982-12-24
JPH037062B2 true JPH037062B2 (en]) 1991-01-31

Family

ID=14150091

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9589781A Granted JPS57211033A (en) 1981-06-23 1981-06-23 Measuring method for group delay time difference of optical fiber

Country Status (1)

Country Link
JP (1) JPS57211033A (en])

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60147627A (ja) * 1984-01-13 1985-08-03 Nippon Telegr & Teleph Corp <Ntt> 偏波保持光フアイバの特性測定方法および装置
KR100725211B1 (ko) 2006-01-25 2007-06-04 광주과학기술원 다중모드 도파로의 다중모드간 차등시간지연 측정장치 및 그 측정방법
JP4795896B2 (ja) * 2006-08-28 2011-10-19 日本電信電話株式会社 光ファイバの群遅延時間差の評価方法及び評価装置

Also Published As

Publication number Publication date
JPS57211033A (en) 1982-12-24

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