JPS5392631A - Optical information reader - Google Patents

Optical information reader

Info

Publication number
JPS5392631A
JPS5392631A JP743677A JP743677A JPS5392631A JP S5392631 A JPS5392631 A JP S5392631A JP 743677 A JP743677 A JP 743677A JP 743677 A JP743677 A JP 743677A JP S5392631 A JPS5392631 A JP S5392631A
Authority
JP
Japan
Prior art keywords
optical information
information reader
different
iwth
waveforms
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.)
Pending
Application number
JP743677A
Other languages
Japanese (ja)
Inventor
Tadatami Mori
Hiroyuki Ishizaki
Kenji Murase
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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP743677A priority Critical patent/JPS5392631A/en
Publication of JPS5392631A publication Critical patent/JPS5392631A/en
Pending legal-status Critical Current

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Abstract

PURPOSE: To improve an economic efficiency by distinguishing a frame, etc., and information contents form each other iwth only a single-system photosensor by lighting plural illuminating light sources of different spectrums by the voltage of waveforms having different timing.
COPYRIGHT: (C)1978,JPO&Japio
JP743677A 1977-01-25 1977-01-25 Optical information reader Pending JPS5392631A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP743677A JPS5392631A (en) 1977-01-25 1977-01-25 Optical information reader

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP743677A JPS5392631A (en) 1977-01-25 1977-01-25 Optical information reader

Publications (1)

Publication Number Publication Date
JPS5392631A true JPS5392631A (en) 1978-08-14

Family

ID=11665802

Family Applications (1)

Application Number Title Priority Date Filing Date
JP743677A Pending JPS5392631A (en) 1977-01-25 1977-01-25 Optical information reader

Country Status (1)

Country Link
JP (1) JPS5392631A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS567179A (en) * 1979-06-29 1981-01-24 Matsushita Electric Ind Co Ltd Pattern reader

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS567179A (en) * 1979-06-29 1981-01-24 Matsushita Electric Ind Co Ltd Pattern reader

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