SE8900804D0 - Saett att detektera yttre paaverkan paa en optisk kabel - Google Patents

Saett att detektera yttre paaverkan paa en optisk kabel

Info

Publication number
SE8900804D0
SE8900804D0 SE8900804A SE8900804A SE8900804D0 SE 8900804 D0 SE8900804 D0 SE 8900804D0 SE 8900804 A SE8900804 A SE 8900804A SE 8900804 A SE8900804 A SE 8900804A SE 8900804 D0 SE8900804 D0 SE 8900804D0
Authority
SE
Sweden
Prior art keywords
rays
fibre
radiation
optical cable
pencils
Prior art date
Application number
SE8900804A
Other languages
English (en)
Other versions
SE463337B (sv
SE8900804L (sv
Inventor
Stefan Karlsson
Original Assignee
Stefan Karlsson
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 Stefan Karlsson filed Critical Stefan Karlsson
Priority to SE8900804A priority Critical patent/SE463337B/sv
Publication of SE8900804D0 publication Critical patent/SE8900804D0/sv
Publication of SE8900804L publication Critical patent/SE8900804L/sv
Publication of SE463337B publication Critical patent/SE463337B/sv

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Testing Of Optical Devices Or Fibers (AREA)
  • Burglar Alarm Systems (AREA)
SE8900804A 1989-03-08 1989-03-08 Saett att detektera yttre paaverkan paa en optisk kabel SE463337B (sv)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SE8900804A SE463337B (sv) 1989-03-08 1989-03-08 Saett att detektera yttre paaverkan paa en optisk kabel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8900804A SE463337B (sv) 1989-03-08 1989-03-08 Saett att detektera yttre paaverkan paa en optisk kabel

Publications (3)

Publication Number Publication Date
SE8900804D0 true SE8900804D0 (sv) 1989-03-08
SE8900804L SE8900804L (sv) 1990-09-09
SE463337B SE463337B (sv) 1990-11-05

Family

ID=20375270

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8900804A SE463337B (sv) 1989-03-08 1989-03-08 Saett att detektera yttre paaverkan paa en optisk kabel

Country Status (1)

Country Link
SE (1) SE463337B (sv)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5448058A (en) * 1993-04-27 1995-09-05 Litton Systems, Inc. Optical signal detection apparatus and method for preventing polarization signal fading in optical fiber interferometric sensor systems

Also Published As

Publication number Publication date
SE463337B (sv) 1990-11-05
SE8900804L (sv) 1990-09-09

Similar Documents

Publication Publication Date Title
CA2274505A1 (en) Distributed strain and temperature sensing system
KR970075902A (ko) 광산란체의 광학적 측정장치
DE3176220D1 (en) Fibre-optical measuring equipment
TW281702B (sv)
KR890016375A (ko) 물품 표면의 비균질성 검사방법 및 그 장치
US5206923A (en) Method to use an optical fibre as a sensor
SE8900804L (sv) Saett att detektera yttre paaverkan paa en optisk kabel
DK157991A (da) Fremgangsmaade til detektering af ydre paavirkning paa et optisk kabel
ATE164225T1 (de) Einrichtung für messungen an lichtwellenleitern und verfahren zur durchführung der messung
ATE88269T1 (de) Faseroptischer polarimetrischer sensor.
DE69312768D1 (de) Verfahren mit Vorrichtung zur Detektion von Reflektionen
GB2012418A (en) Spectrophotometer Device
JPS5349451A (en) Method of and apparatus for measuring difference in refractive index of optical fibers
JPS5622404A (en) Optical switch monitor system
JPS5355146A (en) Optical fiber apparatus
JPS5622924A (en) Supervising method for fault of optical fiber
ROURKE et al. Optical time domain reflectometry fiber studies[Final Report]
GB2273407B (en) Monitoring of optical communications fibres
JPS5682430A (en) Detector for disconnection of optical fiber
GB8917488D0 (en) A monitor unit for monitoring an optical waveguide
JPS5761903A (en) Inspecting device for terminal press-fixed of electric wire press-fixed with terminal
SE513651C2 (sv) Förfarande och apparat för att överföra information via en optisk fiber, varvid störning detekteras och/eller lokaliseras
JPS5345258A (en) Measuring method and system for transmission property of optical fiber
JPS5362544A (en) Measuring method and measuring apparatus of transmission characteristics optcial fibers
JPS5390960A (en) Measuring method of various transmission characteristics in optical fibers

Legal Events

Date Code Title Description
NAL Patent in force

Ref document number: 8900804-9

Format of ref document f/p: F