FR2521311B1 - Transducteur optique numerique a transmission par fibres optiques - Google Patents

Transducteur optique numerique a transmission par fibres optiques

Info

Publication number
FR2521311B1
FR2521311B1 FR8202256A FR8202256A FR2521311B1 FR 2521311 B1 FR2521311 B1 FR 2521311B1 FR 8202256 A FR8202256 A FR 8202256A FR 8202256 A FR8202256 A FR 8202256A FR 2521311 B1 FR2521311 B1 FR 2521311B1
Authority
FR
France
Prior art keywords
fiber optic
digital optical
optical transducer
optic transmission
transducer
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
FR8202256A
Other languages
English (en)
Other versions
FR2521311A1 (fr
Inventor
Christian Encrenaz
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.)
Societe Francaise dEquipements pour la Navigation Aerienne SFENA SA
Original Assignee
Societe Francaise dEquipements pour la Navigation Aerienne SFENA SA
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 Societe Francaise dEquipements pour la Navigation Aerienne SFENA SA filed Critical Societe Francaise dEquipements pour la Navigation Aerienne SFENA SA
Priority to FR8202256A priority Critical patent/FR2521311B1/fr
Publication of FR2521311A1 publication Critical patent/FR2521311A1/fr
Application granted granted Critical
Publication of FR2521311B1 publication Critical patent/FR2521311B1/fr
Expired legal-status Critical Current

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
    • G02B6/24—Coupling light guides
    • G02B6/36—Mechanical coupling means
    • G02B6/3616—Holders, macro size fixtures for mechanically holding or positioning fibres, e.g. on an optical bench
    • G02B6/3624—Fibre head, e.g. fibre probe termination
    • 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
    • G01D5/268—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 using optical fibres
    • 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
    • G02B6/24—Coupling light guides
    • G02B6/36—Mechanical coupling means
    • G02B6/3628—Mechanical coupling means for mounting fibres to supporting carriers
    • G02B6/3632—Mechanical coupling means for mounting fibres to supporting carriers characterised by the cross-sectional shape of the mechanical coupling means
    • G02B6/3636—Mechanical coupling means for mounting fibres to supporting carriers characterised by the cross-sectional shape of the mechanical coupling means the mechanical coupling means being grooves
    • 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
    • G02B6/24—Coupling light guides
    • G02B6/36—Mechanical coupling means
    • G02B6/3628—Mechanical coupling means for mounting fibres to supporting carriers
    • G02B6/3648—Supporting carriers of a microbench type, i.e. with micromachined additional mechanical structures
    • G02B6/3652—Supporting carriers of a microbench type, i.e. with micromachined additional mechanical structures the additional structures being prepositioning mounting areas, allowing only movement in one dimension, e.g. grooves, trenches or vias in the microbench surface, i.e. self aligning supporting carriers
    • 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
    • G02B6/24—Coupling light guides
    • G02B6/36—Mechanical coupling means
    • G02B6/3628—Mechanical coupling means for mounting fibres to supporting carriers
    • G02B6/3684—Mechanical coupling means for mounting fibres to supporting carriers characterised by the manufacturing process of surface profiling of the supporting carrier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • H03M1/22—Analogue/digital converters pattern-reading type
    • H03M1/24—Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip
    • H03M1/26—Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip with weighted coding, i.e. the weight given to a digit depends on the position of the digit within the block or code word, e.g. there is a given radix and the weights are powers of this radix

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Optical Head (AREA)
FR8202256A 1982-02-11 1982-02-11 Transducteur optique numerique a transmission par fibres optiques Expired FR2521311B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8202256A FR2521311B1 (fr) 1982-02-11 1982-02-11 Transducteur optique numerique a transmission par fibres optiques

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8202256A FR2521311B1 (fr) 1982-02-11 1982-02-11 Transducteur optique numerique a transmission par fibres optiques

Publications (2)

Publication Number Publication Date
FR2521311A1 FR2521311A1 (fr) 1983-08-12
FR2521311B1 true FR2521311B1 (fr) 1986-04-18

Family

ID=9270893

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8202256A Expired FR2521311B1 (fr) 1982-02-11 1982-02-11 Transducteur optique numerique a transmission par fibres optiques

Country Status (1)

Country Link
FR (1) FR2521311B1 (fr)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2461953A1 (fr) * 1979-07-16 1981-02-06 Merlin Gerin Capteur optique de vitesse et de reperage d'un organe mobile de disjoncteur electrique haute tension
US4275965A (en) * 1979-08-21 1981-06-30 United Technologies Corporation Long stroke, high resolution optical position sensor
EP0034107A1 (fr) * 1980-02-11 1981-08-19 United Technologies Corporation Codeur optique à multiplex temporel
US4291976A (en) * 1980-03-10 1981-09-29 Sperry Corporation Digital fiber optic position sensor

Also Published As

Publication number Publication date
FR2521311A1 (fr) 1983-08-12

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Legal Events

Date Code Title Description
ST Notification of lapse