JPH0145107B2 - - Google Patents

Info

Publication number
JPH0145107B2
JPH0145107B2 JP55111417A JP11141780A JPH0145107B2 JP H0145107 B2 JPH0145107 B2 JP H0145107B2 JP 55111417 A JP55111417 A JP 55111417A JP 11141780 A JP11141780 A JP 11141780A JP H0145107 B2 JPH0145107 B2 JP H0145107B2
Authority
JP
Japan
Prior art keywords
output
light
circuit
changes
light emitting
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
Application number
JP55111417A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5736366A (en
Inventor
Yoshihei Tani
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.)
Sharp Corp
Original Assignee
Sharp Corp
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 Sharp Corp filed Critical Sharp Corp
Priority to JP11141780A priority Critical patent/JPS5736366A/ja
Publication of JPS5736366A publication Critical patent/JPS5736366A/ja
Publication of JPH0145107B2 publication Critical patent/JPH0145107B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & 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)
  • Theoretical Computer Science (AREA)
  • Photo Coupler, Interrupter, Optical-To-Optical Conversion Devices (AREA)
  • Optical Head (AREA)
JP11141780A 1980-08-12 1980-08-12 Optical signal output circuit Granted JPS5736366A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11141780A JPS5736366A (en) 1980-08-12 1980-08-12 Optical signal output circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11141780A JPS5736366A (en) 1980-08-12 1980-08-12 Optical signal output circuit

Publications (2)

Publication Number Publication Date
JPS5736366A JPS5736366A (en) 1982-02-27
JPH0145107B2 true JPH0145107B2 (en]) 1989-10-02

Family

ID=14560639

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11141780A Granted JPS5736366A (en) 1980-08-12 1980-08-12 Optical signal output circuit

Country Status (1)

Country Link
JP (1) JPS5736366A (en])

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6020664U (ja) * 1983-07-19 1985-02-13 関西日本電気株式会社 バ−コ−ドリ−ダ
DE3543666A1 (de) * 1985-12-11 1987-06-19 Thomson Brandt Gmbh Verfahren und schaltungsanordnung zur kompensation von aenderungen der parameter eines optischen senders und eines optischen empfaengers in einem optischen abtaster
JP2501405Y2 (ja) * 1986-11-04 1996-06-19 ロ−ム株式会社 光デイスク再生装置のレ−ザ−駆動回路

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5178929A (en]) * 1974-12-30 1976-07-09 Fujitsu Ltd

Also Published As

Publication number Publication date
JPS5736366A (en) 1982-02-27

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