JPS6131409B2 - - Google Patents

Info

Publication number
JPS6131409B2
JPS6131409B2 JP3606681A JP3606681A JPS6131409B2 JP S6131409 B2 JPS6131409 B2 JP S6131409B2 JP 3606681 A JP3606681 A JP 3606681A JP 3606681 A JP3606681 A JP 3606681A JP S6131409 B2 JPS6131409 B2 JP S6131409B2
Authority
JP
Japan
Prior art keywords
pattern
signals
light
signal
circuit means
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
JP3606681A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57149914A (en
Inventor
Yasuo Ebara
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.)
IHI Corp
Original Assignee
IHI Corp
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 IHI Corp filed Critical IHI Corp
Priority to JP3606681A priority Critical patent/JPS57149914A/ja
Publication of JPS57149914A publication Critical patent/JPS57149914A/ja
Publication of JPS6131409B2 publication Critical patent/JPS6131409B2/ja
Granted 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
    • G01D5/38—Forming the light into pulses by diffraction gratings

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Transform (AREA)
JP3606681A 1981-03-13 1981-03-13 Method and device for position detection Granted JPS57149914A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3606681A JPS57149914A (en) 1981-03-13 1981-03-13 Method and device for position detection

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3606681A JPS57149914A (en) 1981-03-13 1981-03-13 Method and device for position detection

Publications (2)

Publication Number Publication Date
JPS57149914A JPS57149914A (en) 1982-09-16
JPS6131409B2 true JPS6131409B2 (fr) 1986-07-19

Family

ID=12459342

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3606681A Granted JPS57149914A (en) 1981-03-13 1981-03-13 Method and device for position detection

Country Status (1)

Country Link
JP (1) JPS57149914A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61198018A (ja) * 1985-02-28 1986-09-02 Nissan Motor Co Ltd 位置検出装置
JPS6255511A (ja) * 1985-09-05 1987-03-11 Sharp Corp ロ−タリ−エンコ−ダ

Also Published As

Publication number Publication date
JPS57149914A (en) 1982-09-16

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