CH529995A - Course measuring device - Google Patents

Course measuring device

Info

Publication number
CH529995A
CH529995A CH92171A CH92171A CH529995A CH 529995 A CH529995 A CH 529995A CH 92171 A CH92171 A CH 92171A CH 92171 A CH92171 A CH 92171A CH 529995 A CH529995 A CH 529995A
Authority
CH
Switzerland
Prior art keywords
measuring device
course measuring
course
measuring
Prior art date
Application number
CH92171A
Other languages
French (fr)
Original Assignee
Optique Prec Electronique Et M
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 Optique Prec Electronique Et M filed Critical Optique Prec Electronique Et M
Publication of CH529995A publication Critical patent/CH529995A/en

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
    • G06K7/10821—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices
    • G06K7/10851—Circuits for pulse shaping, amplifying, eliminating noise signals, checking the function of the sensing device
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • 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
    • H03M1/14—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Theoretical Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Length Measuring Devices By Optical Means (AREA)
CH92171A 1970-03-20 1971-01-21 Course measuring device CH529995A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7010051A FR2082594A5 (en) 1970-03-20 1970-03-20

Publications (1)

Publication Number Publication Date
CH529995A true CH529995A (en) 1972-10-31

Family

ID=9052611

Family Applications (1)

Application Number Title Priority Date Filing Date
CH92171A CH529995A (en) 1970-03-20 1971-01-21 Course measuring device

Country Status (7)

Country Link
JP (1) JPS5112261B1 (en)
BE (1) BE761859A (en)
CH (1) CH529995A (en)
DE (1) DE2106136B2 (en)
FR (1) FR2082594A5 (en)
GB (1) GB1350702A (en)
NL (1) NL7103622A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4318617A (en) * 1979-12-14 1982-03-09 Keuffel & Esser Company DC Shift error correction for electro-optical measuring system
DE3007311C2 (en) * 1980-02-27 1985-11-28 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut Digital photoelectric length or angle measuring system
GB2076147B (en) * 1980-05-15 1984-07-11 Ferranti Ltd Position encoder
GB2126336B (en) * 1982-08-26 1986-07-09 British Aerospace Detection of movement of a cyclic interference waveform such as in a ring laser gyroscope
DE3244339A1 (en) * 1982-11-30 1984-05-30 Siemens AG, 1000 Berlin und 8000 München Device for interrogating a line grating irradiated by a light transmitter
JPS6255511A (en) * 1985-09-05 1987-03-11 Sharp Corp Rotary encoder

Also Published As

Publication number Publication date
FR2082594A5 (en) 1971-12-10
BE761859A (en) 1971-07-01
DE2106136A1 (en) 1971-09-30
NL7103622A (en) 1971-09-22
JPS5112261B1 (en) 1976-04-17
GB1350702A (en) 1974-04-24
DE2106136B2 (en) 1975-02-27

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Legal Events

Date Code Title Description
PL Patent ceased