DK538681A - Apparat til maaling af lyslederes transmissionsegenskaber - Google Patents

Apparat til maaling af lyslederes transmissionsegenskaber

Info

Publication number
DK538681A
DK538681A DK538681A DK538681A DK538681A DK 538681 A DK538681 A DK 538681A DK 538681 A DK538681 A DK 538681A DK 538681 A DK538681 A DK 538681A DK 538681 A DK538681 A DK 538681A
Authority
DK
Denmark
Prior art keywords
filters
measuring
transmission characteristics
transmission
Prior art date
Application number
DK538681A
Other languages
English (en)
Inventor
Erik Boedtker
Bjarne Hansen Tromborg
Frank Uldall Leonhard
Original Assignee
Re Instr As
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 Re Instr As filed Critical Re Instr As
Priority to DK538681A priority Critical patent/DK538681A/da
Priority to GB8234533A priority patent/GB2115253A/en
Priority to FR8220279A priority patent/FR2517826A1/fr
Priority to JP21381582A priority patent/JPS58165031A/ja
Priority to DE19823245083 priority patent/DE3245083A1/de
Publication of DK538681A publication Critical patent/DK538681A/da

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
    • G01M11/3145—Details of the optoelectronics or data analysis
    • 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
    • G01M11/3136—Reflectometers detecting the back-scattered light in the time-domain, e.g. OTDR for testing of multiple fibers
    • 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
DK538681A 1981-12-07 1981-12-07 Apparat til maaling af lyslederes transmissionsegenskaber DK538681A (da)

Priority Applications (5)

Application Number Priority Date Filing Date Title
DK538681A DK538681A (da) 1981-12-07 1981-12-07 Apparat til maaling af lyslederes transmissionsegenskaber
GB8234533A GB2115253A (en) 1981-12-07 1982-12-03 Transmission properties of light guides; fault location
FR8220279A FR2517826A1 (fr) 1981-12-07 1982-12-03 Dispositif de mesure des caracteristiques de transmission dans les guides de lumiere et procede s'y rapportant
JP21381582A JPS58165031A (ja) 1981-12-07 1982-12-06 光フアイバの光伝達特性測定方法と装置
DE19823245083 DE3245083A1 (de) 1981-12-07 1982-12-06 System zum messen der transmissionseigenschaften von lichtleitern

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK538681A DK538681A (da) 1981-12-07 1981-12-07 Apparat til maaling af lyslederes transmissionsegenskaber

Publications (1)

Publication Number Publication Date
DK538681A true DK538681A (da) 1983-07-29

Family

ID=8142031

Family Applications (1)

Application Number Title Priority Date Filing Date
DK538681A DK538681A (da) 1981-12-07 1981-12-07 Apparat til maaling af lyslederes transmissionsegenskaber

Country Status (5)

Country Link
JP (1) JPS58165031A (da)
DE (1) DE3245083A1 (da)
DK (1) DK538681A (da)
FR (1) FR2517826A1 (da)
GB (1) GB2115253A (da)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE456190B (sv) * 1983-10-14 1988-09-12 Ericsson Telefon Ab L M Forfarande att i ett fiberoptiskt transmissionssystem meta dispersionen hos den transmitterande optiska fibern
US4812038A (en) * 1987-01-21 1989-03-14 Hewlett-Packard Company Adaptive selection of OTDR test parameters and the fusion of data taken from successively shrinking measurement spans
DE3927293A1 (de) * 1989-08-18 1990-08-02 Ant Nachrichtentech Verfahren zur messung der rueckflussdaempfung von optischen komponenten mit einem rueckstreumessgeraet und rueckstreumessgeraet zur durchfuehrung des verfahrens
FR2672754B1 (fr) * 1991-02-13 1992-12-24 Alcatel Cable Systeme de localisation de reflexions de fresnel le long d'une fibre optique.
US10101240B1 (en) * 2017-04-27 2018-10-16 Viavi Solutions France SAS Optical time-domain reflectometer device including combined trace display

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1560124A (en) * 1977-11-03 1980-01-30 Standard Telephones Cables Ltd Optical fibre cable testing

Also Published As

Publication number Publication date
JPS58165031A (ja) 1983-09-30
FR2517826A1 (fr) 1983-06-10
GB2115253A (en) 1983-09-01
DE3245083A1 (de) 1983-06-16

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Legal Events

Date Code Title Description
AHS Application shelved for other reasons than non-payment