BE761859A - IMPROVEMENTS TO A COURSE MEASUREMENT DEVICE - Google Patents

IMPROVEMENTS TO A COURSE MEASUREMENT DEVICE

Info

Publication number
BE761859A
BE761859A BE761859A BE761859A BE761859A BE 761859 A BE761859 A BE 761859A BE 761859 A BE761859 A BE 761859A BE 761859 A BE761859 A BE 761859A BE 761859 A BE761859 A BE 761859A
Authority
BE
Belgium
Prior art keywords
measurement device
course measurement
course
measurement
Prior art date
Application number
BE761859A
Other languages
French (fr)
Original Assignee
Sopelem
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 Sopelem filed Critical Sopelem
Publication of BE761859A publication Critical patent/BE761859A/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

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Electromagnetism (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)
BE761859A 1970-03-20 1971-01-21 IMPROVEMENTS TO A COURSE MEASUREMENT DEVICE BE761859A (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
BE761859A true BE761859A (en) 1971-07-01

Family

ID=9052611

Family Applications (1)

Application Number Title Priority Date Filing Date
BE761859A BE761859A (en) 1970-03-20 1971-01-21 IMPROVEMENTS TO A COURSE MEASUREMENT 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
GB1350702A (en) 1974-04-24
NL7103622A (en) 1971-09-22
CH529995A (en) 1972-10-31
DE2106136B2 (en) 1975-02-27
DE2106136A1 (en) 1971-09-30
JPS5112261B1 (en) 1976-04-17
FR2082594A5 (en) 1971-12-10

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