FR2596170B1 - Transducteur optique - Google Patents
Transducteur optiqueInfo
- Publication number
- FR2596170B1 FR2596170B1 FR878703860A FR8703860A FR2596170B1 FR 2596170 B1 FR2596170 B1 FR 2596170B1 FR 878703860 A FR878703860 A FR 878703860A FR 8703860 A FR8703860 A FR 8703860A FR 2596170 B1 FR2596170 B1 FR 2596170B1
- Authority
- FR
- France
- Prior art keywords
- optical transducer
- transducer
- 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.)
- Expired - Fee Related
Links
- 230000003287 optical effect Effects 0.000 title 1
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
- G01D5/268—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
- 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
- G01D5/347—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 displacement encoding scales
- G01D5/34707—Scales; Discs, e.g. fixation, fabrication, compensation
- G01D5/34715—Scale reading or illumination devices
-
- 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
- G01D5/347—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 displacement encoding scales
- G01D5/34776—Absolute encoders with analogue or digital scales
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optical Transform (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB868606855A GB8606855D0 (en) | 1986-03-20 | 1986-03-20 | Optical transducers |
GB868612049A GB8612049D0 (en) | 1986-05-17 | 1986-05-17 | Optical transducers |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2596170A1 FR2596170A1 (fr) | 1987-09-25 |
FR2596170B1 true FR2596170B1 (fr) | 1992-05-07 |
Family
ID=26290514
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR878703860A Expired - Fee Related FR2596170B1 (fr) | 1986-03-20 | 1987-03-18 | Transducteur optique |
Country Status (5)
Country | Link |
---|---|
US (1) | US4740688A (fr) |
DE (1) | DE3708145A1 (fr) |
FR (1) | FR2596170B1 (fr) |
GB (1) | GB2188144B (fr) |
IT (1) | IT1204933B (fr) |
Families Citing this family (54)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8706317D0 (en) * | 1987-03-17 | 1987-04-23 | Bicc Plc | Optical sensor |
AU622666B2 (en) * | 1988-05-06 | 1992-04-16 | Gersan Establishment | Identifying the position of objects or zones |
US5206699A (en) | 1988-05-06 | 1993-04-27 | Gersan Establishment | Sensing a narrow frequency band of radiation and gemstones |
GB2219078B (en) * | 1988-05-06 | 1992-08-26 | Gersan Ets | Identifying the position of objects or zones |
US4849624A (en) * | 1988-06-24 | 1989-07-18 | The Boeing Company | Optical wavelength division multiplexing of digital encoder tracks |
DE3825475A1 (de) * | 1988-07-27 | 1990-02-01 | Bodenseewerk Geraetetech | Optischer lagegeber |
US4931636A (en) * | 1988-08-26 | 1990-06-05 | The Boeing Company | Two wavelength optical sensor and sensing system |
US4964727A (en) * | 1988-11-23 | 1990-10-23 | The Boeing Company | Multi-track analog optical sensing system and method |
US5237391A (en) * | 1988-11-23 | 1993-08-17 | The Boeing Company | Multitrack multilevel sensing system |
US5493393A (en) * | 1989-03-17 | 1996-02-20 | The Boeing Company | Planar waveguide spectrograph |
US4999489A (en) * | 1989-03-17 | 1991-03-12 | The Boeing Company | Optical sensor using concave diffraction grating |
GB8923994D0 (en) * | 1989-10-25 | 1989-12-13 | Smiths Industries Plc | Optical transducers |
US5029967A (en) * | 1990-04-09 | 1991-07-09 | The Boeing Company | Optical source for optical sensing system |
US5068528A (en) * | 1990-08-28 | 1991-11-26 | The Boeing Company | Encoded surface position sensor with multiple wavelengths and reference beam |
GB9109890D0 (en) * | 1991-05-08 | 1991-08-21 | Marconi Gec Ltd | Apparatus and method for sensing the relative position of two members |
US5216245A (en) * | 1991-10-04 | 1993-06-01 | General Motors Corporation | Multi-color optical shaft position sensor |
US5218199A (en) * | 1992-04-21 | 1993-06-08 | The Boeing Company | Optical position sensor having rigidly fixed read head |
US5424535A (en) * | 1993-04-29 | 1995-06-13 | The Boeing Company | Optical angle sensor using polarization techniques |
ATE155243T1 (de) * | 1993-12-22 | 1997-07-15 | Troll Christian Dr Ing Habil | Absolutes positionsmesssystem |
US5760391A (en) * | 1996-07-17 | 1998-06-02 | Mechanical Technology, Inc. | Passive optical wavelength analyzer with a passive nonuniform optical grating |
DE19942323B4 (de) * | 1999-09-06 | 2007-03-01 | Leopold Kostal Gmbh & Co. Kg | Drehwinkelsensor |
US20050227252A1 (en) * | 2002-08-20 | 2005-10-13 | Moon John A | Diffraction grating-based encoded articles for multiplexed experiments |
US7164533B2 (en) * | 2003-01-22 | 2007-01-16 | Cyvera Corporation | Hybrid random bead/chip based microarray |
CA2496296A1 (fr) * | 2002-08-20 | 2004-03-04 | Cyvera Corporation | Microparticules codees basees sur un reseau de diffraction pour experiences multiplexees |
US7441703B2 (en) * | 2002-08-20 | 2008-10-28 | Illumina, Inc. | Optical reader for diffraction grating-based encoded optical identification elements |
US7900836B2 (en) * | 2002-08-20 | 2011-03-08 | Illumina, Inc. | Optical reader system for substrates having an optically readable code |
US7901630B2 (en) | 2002-08-20 | 2011-03-08 | Illumina, Inc. | Diffraction grating-based encoded microparticle assay stick |
US7923260B2 (en) | 2002-08-20 | 2011-04-12 | Illumina, Inc. | Method of reading encoded particles |
AU2003265583C1 (en) * | 2002-08-20 | 2009-05-21 | Cyvera Corporation | Diffraction grating-based optical identification element |
US7872804B2 (en) * | 2002-08-20 | 2011-01-18 | Illumina, Inc. | Encoded particle having a grating with variations in the refractive index |
US7508608B2 (en) | 2004-11-17 | 2009-03-24 | Illumina, Inc. | Lithographically fabricated holographic optical identification element |
US7190522B2 (en) * | 2002-09-12 | 2007-03-13 | Cyvera Corporation | Chemical synthesis using diffraction grating-based encoded optical elements |
US20040126875A1 (en) * | 2002-09-12 | 2004-07-01 | Putnam Martin A. | Assay stick |
EP1540592A1 (fr) * | 2002-09-12 | 2005-06-15 | Cyvera Corporation | Procede et appareil d'etiquetage utilisant des elements d'identification optique codes a reseau de diffraction |
US7092160B2 (en) * | 2002-09-12 | 2006-08-15 | Illumina, Inc. | Method of manufacturing of diffraction grating-based optical identification element |
US20100255603A9 (en) | 2002-09-12 | 2010-10-07 | Putnam Martin A | Method and apparatus for aligning microbeads in order to interrogate the same |
WO2004025563A1 (fr) * | 2002-09-12 | 2004-03-25 | Cyvera Corporation | Microparticules codees sur la base d'un reseau de diffraction pour experimentations multiplexees |
WO2004024328A1 (fr) * | 2002-09-12 | 2004-03-25 | Cyvera Corporation | Procede et appareil d'alignement de microbilles allongees de maniere a les interroger |
US20060057729A1 (en) * | 2003-09-12 | 2006-03-16 | Illumina, Inc. | Diffraction grating-based encoded element having a substance disposed thereon |
US7069120B1 (en) * | 2003-10-22 | 2006-06-27 | Rockwell Collins, Inc. | Position sensing system |
US7433123B2 (en) | 2004-02-19 | 2008-10-07 | Illumina, Inc. | Optical identification element having non-waveguide photosensitive substrate with diffraction grating therein |
US7196320B1 (en) | 2005-03-14 | 2007-03-27 | Robert Rickenbach | Fiber optic encoder for position sensing |
EP1585121A1 (fr) * | 2004-04-06 | 2005-10-12 | Thomson Licensing | Appareil pour lire et/ou écrire sur un support d'enregistrement optique |
EP1585119A1 (fr) * | 2004-04-06 | 2005-10-12 | Deutsche Thomson-Brandt Gmbh | Appareil pour lire et/ou écrire sur un support d'enregistrement optique |
WO2006020363A2 (fr) | 2004-07-21 | 2006-02-23 | Illumina, Inc. | Procede et dispositif de suivi de produits medicamenteux au moyen d'elements d'identification optique codes |
WO2006055735A2 (fr) | 2004-11-16 | 2006-05-26 | Illumina, Inc | Scanner dote d'un modulateur spatial de lumiere |
US7604173B2 (en) | 2004-11-16 | 2009-10-20 | Illumina, Inc. | Holographically encoded elements for microarray and other tagging labeling applications, and method and apparatus for making and reading the same |
EP2194485B1 (fr) | 2004-11-16 | 2012-10-17 | Illumina, Inc. | Procédés et appareils pour la lecture de microbilles codées |
US7623624B2 (en) * | 2005-11-22 | 2009-11-24 | Illumina, Inc. | Method and apparatus for labeling using optical identification elements characterized by X-ray diffraction |
US7603161B2 (en) | 2005-12-30 | 2009-10-13 | Medtronic, Inc. | Position detection in a magnetic field |
US7830575B2 (en) * | 2006-04-10 | 2010-11-09 | Illumina, Inc. | Optical scanner with improved scan time |
US20140353477A1 (en) * | 2013-05-29 | 2014-12-04 | The Cleveland Electric Laboratories Company | Optical encoder |
WO2015175065A2 (fr) * | 2014-02-21 | 2015-11-19 | Eit Llc. | Contrôleur de tige de commande sans contact (ncm) |
IT201800002856A1 (it) * | 2018-02-20 | 2019-08-20 | Italmanometri S R L | Dispositivo trasduttore a fibra ottica |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3399347A (en) * | 1964-01-09 | 1968-08-27 | Bausch & Lomb | Photoelectric system for generating a signal proportional to the movement of a meter |
US3482105A (en) * | 1965-09-27 | 1969-12-02 | Erich K Hutzler | Optical frequency modulator |
NL157715B (nl) * | 1968-12-05 | 1978-08-15 | Philips Nv | Inrichting voor het bepalen van de relatieve verplaatsing van een voorwerp met behulp van een met het voorwerp mechanisch star verbonden element. |
US4045667A (en) * | 1976-05-26 | 1977-08-30 | General Motors Corporation | Color-sensitive photoelectric control system with fiber optics |
US4334152A (en) * | 1978-12-06 | 1982-06-08 | Plessey Incorporated | Position indicating systems |
US4223216A (en) * | 1979-01-22 | 1980-09-16 | Rockwell International Corporation | Means for sensing and color multiplexing optical data over a compact fiber optic transmission system |
ATE13788T1 (de) * | 1980-12-17 | 1985-06-15 | Ici Plc | Vorrichtung zum zusammenfassen von daten aus mehreren zustandsabhaengigen optischen sensoren. |
DE3208447A1 (de) * | 1981-03-09 | 1982-09-23 | Siemens AG, 1000 Berlin und 8000 München | Farbmodulierter faseroptischer wandler |
IT1198660B (it) * | 1983-08-02 | 1988-12-21 | Ottica Ist Naz | Profilometro ottico multifocale per dispersione |
CH663466A5 (fr) * | 1983-09-12 | 1987-12-15 | Battelle Memorial Institute | Procede et dispositif pour determiner la position d'un objet par rapport a une reference. |
-
1987
- 1987-03-12 US US07/025,115 patent/US4740688A/en not_active Expired - Lifetime
- 1987-03-13 DE DE19873708145 patent/DE3708145A1/de active Granted
- 1987-03-13 IT IT19684/87A patent/IT1204933B/it active
- 1987-03-17 GB GB8706253A patent/GB2188144B/en not_active Expired
- 1987-03-18 FR FR878703860A patent/FR2596170B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB8706253D0 (en) | 1987-04-23 |
IT8719684A0 (it) | 1987-03-13 |
FR2596170A1 (fr) | 1987-09-25 |
US4740688A (en) | 1988-04-26 |
GB2188144A (en) | 1987-09-23 |
DE3708145A1 (de) | 1987-09-24 |
IT1204933B (it) | 1989-03-10 |
GB2188144B (en) | 1989-11-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
CD | Change of name or company name | ||
ST | Notification of lapse |
Effective date: 20061130 |