FR2916042B1 - OPTICAL SENSOR FOR MEASURING AN ANGULAR POSITION. - Google Patents

OPTICAL SENSOR FOR MEASURING AN ANGULAR POSITION.

Info

Publication number
FR2916042B1
FR2916042B1 FR0703283A FR0703283A FR2916042B1 FR 2916042 B1 FR2916042 B1 FR 2916042B1 FR 0703283 A FR0703283 A FR 0703283A FR 0703283 A FR0703283 A FR 0703283A FR 2916042 B1 FR2916042 B1 FR 2916042B1
Authority
FR
France
Prior art keywords
measuring
optical sensor
angular position
angular
optical
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.)
Active
Application number
FR0703283A
Other languages
French (fr)
Other versions
FR2916042A1 (en
Inventor
Daniel Gaumet
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.)
Exxelia SAS
Original Assignee
APTICOD SOC PAR ACTIONS SIMPLI
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 APTICOD SOC PAR ACTIONS SIMPLI filed Critical APTICOD SOC PAR ACTIONS SIMPLI
Priority to FR0703283A priority Critical patent/FR2916042B1/en
Publication of FR2916042A1 publication Critical patent/FR2916042A1/en
Application granted granted Critical
Publication of FR2916042B1 publication Critical patent/FR2916042B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • G01D5/345—Polarising encoders
    • 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
FR0703283A 2007-05-07 2007-05-07 OPTICAL SENSOR FOR MEASURING AN ANGULAR POSITION. Active FR2916042B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0703283A FR2916042B1 (en) 2007-05-07 2007-05-07 OPTICAL SENSOR FOR MEASURING AN ANGULAR POSITION.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0703283A FR2916042B1 (en) 2007-05-07 2007-05-07 OPTICAL SENSOR FOR MEASURING AN ANGULAR POSITION.

Publications (2)

Publication Number Publication Date
FR2916042A1 FR2916042A1 (en) 2008-11-14
FR2916042B1 true FR2916042B1 (en) 2009-08-21

Family

ID=38814111

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0703283A Active FR2916042B1 (en) 2007-05-07 2007-05-07 OPTICAL SENSOR FOR MEASURING AN ANGULAR POSITION.

Country Status (1)

Country Link
FR (1) FR2916042B1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2960292B1 (en) 2010-05-21 2013-05-10 Codechamp ABSOLUTE ANGULAR POSITION OPTICAL SENSOR USING THE POLARIMETRY TECHNIQUE
US9383274B2 (en) * 2011-10-31 2016-07-05 Nsk Ltd. Torque detection apparatus and electric power steering apparatus
FR2982379B1 (en) * 2011-11-03 2014-10-17 Eurofarad ELECTROMAGNETIC DEVICE USING A RESONANT REFLECTIVE DIFFRACTION NETWORK AND SENSOR INCORPORATING SUCH A DEVICE
EP2657653B1 (en) 2012-04-27 2016-05-18 SICK STEGMANN GmbH Device for measuring the relative angle of two objects which can be rotated relative to each other around a rotation axis
WO2023139014A1 (en) * 2022-01-18 2023-07-27 Danfoss Power Solutions Inc. Improved angular position detector

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3306159A (en) * 1963-06-19 1967-02-28 North American Aviation Inc Angle transducer employing polarized light
JP3575894B2 (en) * 1995-12-11 2004-10-13 三菱プレシジョン株式会社 Relative angle detection device and virtual reality providing device
US6437318B1 (en) * 1999-02-03 2002-08-20 Logitech, Inc. Encoder using polarized filters
WO2004102225A2 (en) * 2003-05-05 2004-11-25 Visidyne, Inc. Non-contact optical polarization angle encoder

Also Published As

Publication number Publication date
FR2916042A1 (en) 2008-11-14

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