JPS6020664U - barcode reader - Google Patents

barcode reader

Info

Publication number
JPS6020664U
JPS6020664U JP11293583U JP11293583U JPS6020664U JP S6020664 U JPS6020664 U JP S6020664U JP 11293583 U JP11293583 U JP 11293583U JP 11293583 U JP11293583 U JP 11293583U JP S6020664 U JPS6020664 U JP S6020664U
Authority
JP
Japan
Prior art keywords
light
amount
receiving element
barcode
barcode reader
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.)
Granted
Application number
JP11293583U
Other languages
Japanese (ja)
Other versions
JPH0129644Y2 (en
Inventor
岩田　孝造
夏原　善信
真吾 牧野
Original Assignee
関西日本電気株式会社
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 関西日本電気株式会社 filed Critical 関西日本電気株式会社
Priority to JP11293583U priority Critical patent/JPS6020664U/en
Publication of JPS6020664U publication Critical patent/JPS6020664U/en
Application granted granted Critical
Publication of JPH0129644Y2 publication Critical patent/JPH0129644Y2/ja
Granted legal-status Critical Current

Links

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図及び第２図は従来のバーコードリーグの使用時の
断面及び動作特性説明図、第３図は本考案の一実施例を
示す要部断面図、第４図及び第５図は第３図のバーコー
ドリーグの具体的回路及び動作特性波形図である。 ２・・・投光素子（発光ダイオードＬＥＤ）、３・・・
受光素子（フォトトランジスタＦＴ）、６・・・バーコ
ード、９・・・光量調整回路。Figures 1 and 2 are cross-sectional views and operational characteristic diagrams of a conventional barcode league when used, Figure 3 is a cross-sectional view of essential parts showing an embodiment of the present invention, and Figures 4 and 5 are illustrations of operating characteristics. 4 is a concrete circuit and operating characteristic waveform diagram of the barcode league shown in FIG. 3. FIG. 2... Light projecting element (light emitting diode LED), 3...
Light receiving element (phototransistor FT), 6... Barcode, 9... Light amount adjustment circuit.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] バーコード上を投光する発光素子、反射光を受光する受
光素子、及び前記受光素子の受光量変化に伴い前記投光
素子の投光量を受光素子の受光量に反比例させて制御す
る光量調整回路を具備したことを特徴とするバーコード
リーグ。A light emitting element that emits light onto a barcode, a light receiving element that receives reflected light, and a light amount adjustment circuit that controls the amount of light emitted by the light emitting element in inverse proportion to the amount of light received by the light receiving element as the amount of light received by the light receiving element changes. A barcode league characterized by being equipped with.
JP11293583U 1983-07-19 1983-07-19 barcode reader Granted JPS6020664U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11293583U JPS6020664U (en) 1983-07-19 1983-07-19 barcode reader

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11293583U JPS6020664U (en) 1983-07-19 1983-07-19 barcode reader

Publications (2)

Publication Number Publication Date
JPS6020664U true JPS6020664U (en) 1985-02-13
JPH0129644Y2 JPH0129644Y2 (en) 1989-09-08

Family

ID=30261623

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11293583U Granted JPS6020664U (en) 1983-07-19 1983-07-19 barcode reader

Country Status (1)

Country Link
JP (1) JPS6020664U (en)

Citations (3)

* 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
JPS56135286A (en) * 1980-03-25 1981-10-22 Tokyo Electric Co Ltd Label detector
JPS5736366A (en) * 1980-08-12 1982-02-27 Sharp Corp Optical signal output circuit

Patent Citations (3)

* 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
JPS56135286A (en) * 1980-03-25 1981-10-22 Tokyo Electric Co Ltd Label detector
JPS5736366A (en) * 1980-08-12 1982-02-27 Sharp Corp Optical signal output circuit

Also Published As

Publication number Publication date
JPH0129644Y2 (en) 1989-09-08

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