JPS5376628A - Mark reader - Google Patents

Mark reader

Info

Publication number
JPS5376628A
JPS5376628A JP15271776A JP15271776A JPS5376628A JP S5376628 A JPS5376628 A JP S5376628A JP 15271776 A JP15271776 A JP 15271776A JP 15271776 A JP15271776 A JP 15271776A JP S5376628 A JPS5376628 A JP S5376628A
Authority
JP
Japan
Prior art keywords
mark reader
marks
mark
frame
shade
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
JP15271776A
Other languages
Japanese (ja)
Inventor
Ichiro Urano
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.)
NEC Corp
Original Assignee
NEC Corp
Nippon Electric Co 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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP15271776A priority Critical patent/JPS5376628A/en
Publication of JPS5376628A publication Critical patent/JPS5376628A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To prevent the skip reading by making the shade of the frame encircling marks comparable with that of the mark and by simultaneously sampling respective marks after a fixed time passes from the point in time of the detection of the frame reaching a read head latest.
COPYRIGHT: (C)1978,JPO&Japio
JP15271776A 1976-12-17 1976-12-17 Mark reader Pending JPS5376628A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15271776A JPS5376628A (en) 1976-12-17 1976-12-17 Mark reader

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15271776A JPS5376628A (en) 1976-12-17 1976-12-17 Mark reader

Publications (1)

Publication Number Publication Date
JPS5376628A true JPS5376628A (en) 1978-07-07

Family

ID=15546605

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15271776A Pending JPS5376628A (en) 1976-12-17 1976-12-17 Mark reader

Country Status (1)

Country Link
JP (1) JPS5376628A (en)

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