ATE30967T1 - Mit polarisiertem licht arbeitende optische detektionsanordnungen. - Google Patents

Mit polarisiertem licht arbeitende optische detektionsanordnungen.

Info

Publication number
ATE30967T1
ATE30967T1 AT84303254T AT84303254T ATE30967T1 AT E30967 T1 ATE30967 T1 AT E30967T1 AT 84303254 T AT84303254 T AT 84303254T AT 84303254 T AT84303254 T AT 84303254T AT E30967 T1 ATE30967 T1 AT E30967T1
Authority
AT
Austria
Prior art keywords
path length
optical sensor
length difference
polarized light
optical detection
Prior art date
Application number
AT84303254T
Other languages
English (en)
Inventor
John Philip Dakin
Original Assignee
Plessey Overseas
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 Plessey Overseas filed Critical Plessey Overseas
Application granted granted Critical
Publication of ATE30967T1 publication Critical patent/ATE30967T1/de

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H9/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means
    • G01H9/004—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means using fibre optic sensors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
    • G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
    • G01D5/344—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells using polarisation
AT84303254T 1983-05-26 1984-05-14 Mit polarisiertem licht arbeitende optische detektionsanordnungen. ATE30967T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8314570 1983-05-26
EP84303254A EP0129972B1 (de) 1983-05-26 1984-05-14 Mit polarisiertem Licht arbeitende optische Detektionsanordnungen

Publications (1)

Publication Number Publication Date
ATE30967T1 true ATE30967T1 (de) 1987-12-15

Family

ID=10543402

Family Applications (1)

Application Number Title Priority Date Filing Date
AT84303254T ATE30967T1 (de) 1983-05-26 1984-05-14 Mit polarisiertem licht arbeitende optische detektionsanordnungen.

Country Status (7)

Country Link
US (1) US4638153A (de)
EP (1) EP0129972B1 (de)
JP (1) JPS59226821A (de)
AT (1) ATE30967T1 (de)
AU (1) AU566933B2 (de)
DE (1) DE3467628D1 (de)
NZ (1) NZ208276A (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6147513A (ja) * 1984-08-13 1986-03-08 Fujikura Ltd 光フアイバセンサ
US4773753A (en) * 1985-09-03 1988-09-27 Daiichi Denshi Kogyo Kabushiki Kaisha Fiber sensor
FR2626429B1 (fr) * 1988-01-25 1990-05-11 Thomson Csf Hydrophone a fibre optique et antenne associant une serie d'hydrophones
US5072110A (en) * 1989-09-05 1991-12-10 Canadian Marconi Company Fiber optic strain and impact sensor system for composite materials
US5384635A (en) * 1993-08-10 1995-01-24 At&T Corp. Remote sensing in optical fiber networks by synchronously detecting backscattered optical signals
NO303470B1 (no) * 1994-12-16 1998-07-13 Safety One As FremgangsmÕte og system til kontinuerlig og global overvÕking av dynamiske belastninger
US5850375A (en) * 1996-07-30 1998-12-15 Seagate Technology, Inc. System and method using optical fibers in a data storage and retrieval system
WO1999050843A1 (en) 1998-03-30 1999-10-07 Seagate Technology, Llc. Optical data storage system with means for reducing noise from spurious reflections
US6298027B1 (en) 1998-03-30 2001-10-02 Seagate Technology Llc Low-birefringence optical fiber for use in an optical data storage system
US6574015B1 (en) 1998-05-19 2003-06-03 Seagate Technology Llc Optical depolarizer
CN106872912B (zh) * 2015-12-10 2023-10-17 哈尔滨理工大学 一种基于温度补偿高灵敏度远距离光纤磁场传感装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2441049A (en) * 1944-09-29 1948-05-04 Polaroid Corp Composite achromatic wave plates comprising superimposed sheets of differently birefringent, molecularly oriented, transparent, solid, organic plastic material
US4198123A (en) * 1977-03-23 1980-04-15 Baxter Travenol Laboratories, Inc. Optical scrambler for depolarizing light
US4215576A (en) * 1979-01-22 1980-08-05 Rockwell International Corporation Optical temperature sensor utilizing birefringent crystals
US4442350A (en) * 1981-08-17 1984-04-10 The United States Of America As Represented By The Secretary Of The Navy Fiber optic sensor with enhanced immunity to random environmental perturbations
JPS58129372A (ja) * 1982-01-29 1983-08-02 Sumitomo Electric Ind Ltd 磁界−光変換器
US4515436A (en) * 1983-02-04 1985-05-07 At&T Bell Laboratories Single-mode single-polarization optical fiber
GB2136952B (en) * 1983-03-16 1987-05-07 Standard Telephones Cables Ltd Fabry perot sensor
US4729622A (en) * 1983-12-05 1988-03-08 Litton Systems, Inc. Fiber optic polarizer with error signal feedback

Also Published As

Publication number Publication date
DE3467628D1 (en) 1987-12-23
JPS59226821A (ja) 1984-12-20
AU566933B2 (en) 1987-11-05
AU2847484A (en) 1984-11-29
EP0129972B1 (de) 1987-11-19
JPH0422203B2 (de) 1992-04-16
US4638153A (en) 1987-01-20
EP0129972A1 (de) 1985-01-02
NZ208276A (en) 1987-11-27

Similar Documents

Publication Publication Date Title
ATE38567T1 (de) Faseroptischer polarisator mit falschsignalrueckkopplung.
DE69232083D1 (de) Bestimmung der induzierten änderung des polarisationszustands von licht
KR910017196A (ko) 패러데이 효과 전류센서
ATE30967T1 (de) Mit polarisiertem licht arbeitende optische detektionsanordnungen.
ES2090483T3 (es) Dispositivo de amplificacion insensible a la polarizacion.
ATE60144T1 (de) Faseroptischer schliefenfoermiger speicher mit zwei kopplern.
ATE64457T1 (de) Zeitfeld-intensitaetsnormalisierung fuer lichtfaserdetektor.
CA1205523A (en) Interferometer device for measurement of magnetic fields and electric current pickup comprising a device of this kind
DE3311809A1 (de) Interferometrisches, eichbares fabry-perot-sensorsystem mit doppelbrechendem monomode-lichtwellenleiter
DE59912564D1 (de) Verfahren und Vorrichtung zur Kompensation der Polarisationsmodendispersion in einer optischen Übertragungsstrecke
GB1358671A (en) Method and apparatus for control of light transmission through an anisotropic medium
JPS57161661A (en) Measuring device by use of optical fiber
CN206235389U (zh) 振动传感器及使用该振动传感器的检测系统
JP2629700B2 (ja) 光フアイバセンサ
JPS5611304A (en) Position detecting sensor
JPS59221618A (ja) 角度検出器
JPS5761926A (en) Temperature sensor
JPS56108928A (en) Temperature detector
DE69025476D1 (de) Optische wellenleiterüberwachungseinheit
JPS61237027A (ja) 光応用センサ
JPS62209511A (ja) 光方向性結合器
JPS6052598U (ja) 計測装置
NO920406L (no) Overvaakningsenhet for aa overvaake en optisk boelgeleder
JPS59106069U (ja) 電界検出装置

Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
EEIH Change in the person of patent owner
REN Ceased due to non-payment of the annual fee