ES2056221T3 - Codificador optico incremental. - Google Patents

Codificador optico incremental.

Info

Publication number
ES2056221T3
ES2056221T3 ES89309425T ES89309425T ES2056221T3 ES 2056221 T3 ES2056221 T3 ES 2056221T3 ES 89309425 T ES89309425 T ES 89309425T ES 89309425 T ES89309425 T ES 89309425T ES 2056221 T3 ES2056221 T3 ES 2056221T3
Authority
ES
Spain
Prior art keywords
optical encoder
incremental optical
photosensitive elements
light source
source
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 - Lifetime
Application number
ES89309425T
Other languages
English (en)
Spanish (es)
Inventor
Marc Heyraud
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.)
Johnson Electric SA
Original Assignee
Johnson Electric SA
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 Johnson Electric SA filed Critical Johnson Electric SA
Application granted granted Critical
Publication of ES2056221T3 publication Critical patent/ES2056221T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H03M1/22—Analogue/digital converters pattern-reading type
    • H03M1/24—Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip
    • H03M1/28—Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip with non-weighted coding
    • H03M1/30—Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip with non-weighted coding incremental
    • H03M1/301—Constructional details of parts relevant to the encoding mechanism, e.g. pattern carriers, pattern sensors

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Optical Transform (AREA)
ES89309425T 1988-09-20 1989-09-15 Codificador optico incremental. Expired - Lifetime ES2056221T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH3499/88A CH676901A5 (en, 2012) 1988-09-20 1988-09-20

Publications (1)

Publication Number Publication Date
ES2056221T3 true ES2056221T3 (es) 1994-10-01

Family

ID=4257311

Family Applications (1)

Application Number Title Priority Date Filing Date
ES89309425T Expired - Lifetime ES2056221T3 (es) 1988-09-20 1989-09-15 Codificador optico incremental.

Country Status (6)

Country Link
US (1) US4982085A (en, 2012)
EP (1) EP0360514B1 (en, 2012)
JP (1) JPH02176522A (en, 2012)
CH (1) CH676901A5 (en, 2012)
DE (1) DE68914925T2 (en, 2012)
ES (1) ES2056221T3 (en, 2012)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2506599A (en) * 1948-08-24 1950-05-09 Baldwin Co Shutter mechanism
US3100846A (en) * 1958-11-12 1963-08-13 Wenczler & Heidenhain Photoelectric process for measuring and adjusting the position of objects, particularly of scale lines
US3068746A (en) * 1960-01-29 1962-12-18 North American Aviation Inc Measuring and comparing device of the pyrometer type
US3365714A (en) * 1964-10-12 1968-01-23 Fma Inc Incremental code block apparatus
US3400275A (en) * 1965-07-22 1968-09-03 Trump Ross Ind Controls Inc Optical encoder having a common light source located in a rotatable shuttered housing
AU2383277A (en) * 1976-05-05 1978-10-05 Gen Electric Photoelectric signal generating circuits
SE402355B (sv) * 1976-10-15 1978-06-26 Bergkvist Lars A Anordning for indikering av en vinkel eller en vinkelhastighet
US4654525A (en) * 1982-08-31 1987-03-31 Sharp Kabushiki Kaisha Optical rotary encoder
US4511798A (en) * 1983-02-23 1985-04-16 Westinghouse Electric Corp. Meter encoding register with tapered aperture in baffle insert
US4593194A (en) * 1983-10-05 1986-06-03 Quantum Corporation Optical encoder with digital gain compensation controlling source intensity

Also Published As

Publication number Publication date
DE68914925D1 (de) 1994-06-01
JPH02176522A (ja) 1990-07-09
EP0360514B1 (en) 1994-04-27
EP0360514A1 (en) 1990-03-28
DE68914925T2 (de) 1994-08-18
CH676901A5 (en, 2012) 1991-03-15
US4982085A (en) 1991-01-01

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