CH422361A - Arrangement for scanning a coded grid scale - Google Patents

Arrangement for scanning a coded grid scale

Info

Publication number
CH422361A
CH422361A CH1110965A CH1110965A CH422361A CH 422361 A CH422361 A CH 422361A CH 1110965 A CH1110965 A CH 1110965A CH 1110965 A CH1110965 A CH 1110965A CH 422361 A CH422361 A CH 422361A
Authority
CH
Switzerland
Prior art keywords
scanning
arrangement
grid scale
coded grid
coded
Prior art date
Application number
CH1110965A
Other languages
German (de)
Inventor
Wolfgang Dipl Ing Pabst
Original Assignee
Licentia Gmbh
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 Licentia Gmbh filed Critical Licentia Gmbh
Publication of CH422361A publication Critical patent/CH422361A/en

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
    • G01D5/347—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
    • G01D5/34792—Absolute encoders with analogue or digital scales with only digital scales or both digital and incremental scales
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L17/00—Apparatus or local circuits for transmitting or receiving codes wherein each character is represented by the same number of equal-length code elements, e.g. Baudot code
    • H04L17/16—Apparatus or circuits at the receiving end
    • H04L17/30—Apparatus or circuits at the receiving end using electric or electronic translation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/06—Continuously compensating for, or preventing, undesired influence of physical parameters
    • H03M1/0617—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Optical Transform (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
CH1110965A 1964-08-17 1965-08-06 Arrangement for scanning a coded grid scale CH422361A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEL48558A DE1224970B (en) 1964-08-17 1964-08-17 Arrangement for scanning a coded grid scale

Publications (1)

Publication Number Publication Date
CH422361A true CH422361A (en) 1966-10-15

Family

ID=7272532

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1110965A CH422361A (en) 1964-08-17 1965-08-06 Arrangement for scanning a coded grid scale

Country Status (4)

Country Link
CH (1) CH422361A (en)
DE (1) DE1224970B (en)
GB (1) GB1113206A (en)
NL (1) NL6510512A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0203897A1 (en) * 1985-04-26 1986-12-03 SiTek Lab AB Position-determining apparatus

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2382251A (en) * 1943-08-25 1945-08-14 Bell Telephone Labor Inc Telegraph perforator-transmitter
BE505508A (en) * 1950-08-30
BE529142A (en) * 1953-05-28
BE533692A (en) * 1953-11-27
NL123673C (en) * 1957-04-18
DE1102211B (en) * 1959-05-14 1961-03-16 Siemens Ag Method for recording and playing back pulse-coded messages on magnetic tapes
US3627990A (en) * 1960-02-29 1971-12-14 Addressograph Multigraph Sensing mechanisms

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0203897A1 (en) * 1985-04-26 1986-12-03 SiTek Lab AB Position-determining apparatus

Also Published As

Publication number Publication date
DE1224970B (en) 1966-09-15
NL6510512A (en) 1966-02-18
GB1113206A (en) 1968-05-08

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