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GB9902030D0 - Optical encoder with variable phase sinusoidal output - Google Patents

Optical encoder with variable phase sinusoidal output

Info

Publication number
GB9902030D0
GB9902030D0 GBGB9902030.7A GB9902030A GB9902030D0 GB 9902030 D0 GB9902030 D0 GB 9902030D0 GB 9902030 A GB9902030 A GB 9902030A GB 9902030 D0 GB9902030 D0 GB 9902030D0
Authority
GB
United Kingdom
Prior art keywords
optical encoder
variable phase
sinusoidal output
phase sinusoidal
output
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.)
Withdrawn
Application number
GBGB9902030.7A
Other versions
GB2347492A (en
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.)
HOHNER AUTOMATION Ltd
Original Assignee
HOHNER AUTOMATION Ltd
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 HOHNER AUTOMATION Ltd filed Critical HOHNER AUTOMATION Ltd
Priority to GB9902030A priority Critical patent/GB2347492A/en
Publication of GB9902030D0 publication Critical patent/GB9902030D0/en
Publication of GB2347492A publication Critical patent/GB2347492A/en
Withdrawn legal-status Critical Current

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
    • G01D5/36—Forming the light into pulses

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Transform (AREA)
GB9902030A 1999-02-01 1999-02-01 Optical encoder with variable phase sinusoidal output Withdrawn GB2347492A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9902030A GB2347492A (en) 1999-02-01 1999-02-01 Optical encoder with variable phase sinusoidal output

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9902030A GB2347492A (en) 1999-02-01 1999-02-01 Optical encoder with variable phase sinusoidal output

Publications (2)

Publication Number Publication Date
GB9902030D0 true GB9902030D0 (en) 1999-03-17
GB2347492A GB2347492A (en) 2000-09-06

Family

ID=10846760

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9902030A Withdrawn GB2347492A (en) 1999-02-01 1999-02-01 Optical encoder with variable phase sinusoidal output

Country Status (1)

Country Link
GB (1) GB2347492A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10029380A1 (en) * 2000-06-20 2002-01-03 Pwb Ruhlatec Ind Prod Gmbh Clock ruler or clock disc

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01196515A (en) * 1988-02-01 1989-08-08 Fuji Electric Co Ltd Photoelectric conversion type rotational position detector
US4977316A (en) * 1989-09-25 1990-12-11 Aerospace Controls Corporation Encoder disc having a track formed by two regions of different radii
US5177393A (en) * 1991-09-24 1993-01-05 Gary Webber Optically commutated dc motor
CA2247353C (en) * 1995-02-27 2001-08-14 Opto Generic Devices, Inc. Encoder apparatus and methods employing optical and graphical programming

Also Published As

Publication number Publication date
GB2347492A (en) 2000-09-06

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)