JPS51142225A - Optical reader - Google Patents

Optical reader

Info

Publication number
JPS51142225A
JPS51142225A JP50060700A JP6070075A JPS51142225A JP S51142225 A JPS51142225 A JP S51142225A JP 50060700 A JP50060700 A JP 50060700A JP 6070075 A JP6070075 A JP 6070075A JP S51142225 A JPS51142225 A JP S51142225A
Authority
JP
Japan
Prior art keywords
optical reader
range
compensating
envelope
expanded
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
JP50060700A
Other languages
Japanese (ja)
Inventor
Masanori Hamada
Shiro Tsuji
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP50060700A priority Critical patent/JPS51142225A/en
Publication of JPS51142225A publication Critical patent/JPS51142225A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: Range of reading is expanded by clamping the envelope-form of the signals of price tags located at both ends of a scanning range, and compensating the output by a differential amplifiers.
COPYRIGHT: (C)1976,JPO&Japio
JP50060700A 1975-05-20 1975-05-20 Optical reader Pending JPS51142225A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50060700A JPS51142225A (en) 1975-05-20 1975-05-20 Optical reader

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50060700A JPS51142225A (en) 1975-05-20 1975-05-20 Optical reader

Publications (1)

Publication Number Publication Date
JPS51142225A true JPS51142225A (en) 1976-12-07

Family

ID=13149818

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50060700A Pending JPS51142225A (en) 1975-05-20 1975-05-20 Optical reader

Country Status (1)

Country Link
JP (1) JPS51142225A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0551221U (en) * 1991-10-18 1993-07-09 株式会社主婦の友社 Baby food tableware

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0551221U (en) * 1991-10-18 1993-07-09 株式会社主婦の友社 Baby food tableware

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