JPH0472169B2 - - Google Patents

Info

Publication number
JPH0472169B2
JPH0472169B2 JP58196179A JP19617983A JPH0472169B2 JP H0472169 B2 JPH0472169 B2 JP H0472169B2 JP 58196179 A JP58196179 A JP 58196179A JP 19617983 A JP19617983 A JP 19617983A JP H0472169 B2 JPH0472169 B2 JP H0472169B2
Authority
JP
Japan
Prior art keywords
light
emitting element
light emitting
receiving element
disk
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
JP58196179A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6089711A (ja
Inventor
Junichi Yoshikawa
Masahiro Rachi
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP58196179A priority Critical patent/JPS6089711A/ja
Priority to US06/661,822 priority patent/US4712000A/en
Priority to DE19843438461 priority patent/DE3438461A1/de
Publication of JPS6089711A publication Critical patent/JPS6089711A/ja
Publication of JPH0472169B2 publication Critical patent/JPH0472169B2/ja
Granted 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
    • H03M1/308—Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip with non-weighted coding incremental with additional pattern means for determining the absolute position, e.g. reference marks

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Optical Transform (AREA)
JP58196179A 1983-10-21 1983-10-21 ロ−タリエンコ−ダ Granted JPS6089711A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP58196179A JPS6089711A (ja) 1983-10-21 1983-10-21 ロ−タリエンコ−ダ
US06/661,822 US4712000A (en) 1983-10-21 1984-10-17 Rotary encoder with source-adjacent light sampling and control
DE19843438461 DE3438461A1 (de) 1983-10-21 1984-10-19 Rotierende kodiereinrichtung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58196179A JPS6089711A (ja) 1983-10-21 1983-10-21 ロ−タリエンコ−ダ

Publications (2)

Publication Number Publication Date
JPS6089711A JPS6089711A (ja) 1985-05-20
JPH0472169B2 true JPH0472169B2 (enrdf_load_stackoverflow) 1992-11-17

Family

ID=16353510

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58196179A Granted JPS6089711A (ja) 1983-10-21 1983-10-21 ロ−タリエンコ−ダ

Country Status (1)

Country Link
JP (1) JPS6089711A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62128615A (ja) * 1985-11-29 1987-06-10 Canon Inc 光学式エンコ−ダ

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5097449U (enrdf_load_stackoverflow) * 1973-12-20 1975-08-14
JPS50113250A (enrdf_load_stackoverflow) * 1974-02-14 1975-09-05
JPS54178544U (enrdf_load_stackoverflow) * 1978-06-06 1979-12-17
JPS557649A (en) * 1978-07-04 1980-01-19 Canon Inc Photo encoder
JPS6020006Y2 (ja) * 1979-06-14 1985-06-15 多摩川精機株式会社 光学式シヤフトエンコ−ダ
JPS57190417U (enrdf_load_stackoverflow) * 1981-05-28 1982-12-02

Also Published As

Publication number Publication date
JPS6089711A (ja) 1985-05-20

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