JPS57203211A - Magnetic card reader - Google Patents

Magnetic card reader

Info

Publication number
JPS57203211A
JPS57203211A JP56088506A JP8850681A JPS57203211A JP S57203211 A JPS57203211 A JP S57203211A JP 56088506 A JP56088506 A JP 56088506A JP 8850681 A JP8850681 A JP 8850681A JP S57203211 A JPS57203211 A JP S57203211A
Authority
JP
Japan
Prior art keywords
ticket
reading
photosensor
deficient
shutter
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
JP56088506A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0442722B2 (enrdf_load_stackoverflow
Inventor
Yasuhiro Honma
Kojiro Oda
Seikichi Suzuki
Hideyuki Mizuta
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 JP56088506A priority Critical patent/JPS57203211A/ja
Publication of JPS57203211A publication Critical patent/JPS57203211A/ja
Publication of JPH0442722B2 publication Critical patent/JPH0442722B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
    • G11B20/1816—Testing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
    • G11B20/1816—Testing
    • G11B2020/183—Testing wherein at least one additional attempt is made to read or write the data when a first attempt is unsuccessful

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Digital Magnetic Recording (AREA)
  • Time Recorders, Dirve Recorders, Access Control (AREA)
JP56088506A 1981-06-09 1981-06-09 Magnetic card reader Granted JPS57203211A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56088506A JPS57203211A (en) 1981-06-09 1981-06-09 Magnetic card reader

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56088506A JPS57203211A (en) 1981-06-09 1981-06-09 Magnetic card reader

Publications (2)

Publication Number Publication Date
JPS57203211A true JPS57203211A (en) 1982-12-13
JPH0442722B2 JPH0442722B2 (enrdf_load_stackoverflow) 1992-07-14

Family

ID=13944704

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56088506A Granted JPS57203211A (en) 1981-06-09 1981-06-09 Magnetic card reader

Country Status (1)

Country Link
JP (1) JPS57203211A (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61276075A (ja) * 1985-05-31 1986-12-06 Sony Corp カ−ドリ−ダ
JPS62502501A (ja) * 1985-04-12 1987-09-24 エイ・ティ・アンド・ティ・コーポレーション 損傷により損なわれたテープ・データ・ブロックからの記憶されたデータブロック復元方法、装置及びコントローラ
JPH0744646A (ja) * 1993-07-27 1995-02-14 Oki Electric Ind Co Ltd 媒体マーク読取装置
JP2002133484A (ja) * 2000-10-18 2002-05-10 Fujitsu Ltd 媒体読取装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4950911A (enrdf_load_stackoverflow) * 1972-09-13 1974-05-17
JPS5287008A (en) * 1976-01-16 1977-07-20 Alps Electric Co Ltd Magnetic card reader
JPS5536454U (enrdf_load_stackoverflow) * 1978-08-30 1980-03-08

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4950911A (enrdf_load_stackoverflow) * 1972-09-13 1974-05-17
JPS5287008A (en) * 1976-01-16 1977-07-20 Alps Electric Co Ltd Magnetic card reader
JPS5536454U (enrdf_load_stackoverflow) * 1978-08-30 1980-03-08

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62502501A (ja) * 1985-04-12 1987-09-24 エイ・ティ・アンド・ティ・コーポレーション 損傷により損なわれたテープ・データ・ブロックからの記憶されたデータブロック復元方法、装置及びコントローラ
JPS61276075A (ja) * 1985-05-31 1986-12-06 Sony Corp カ−ドリ−ダ
JPH0744646A (ja) * 1993-07-27 1995-02-14 Oki Electric Ind Co Ltd 媒体マーク読取装置
JP2002133484A (ja) * 2000-10-18 2002-05-10 Fujitsu Ltd 媒体読取装置

Also Published As

Publication number Publication date
JPH0442722B2 (enrdf_load_stackoverflow) 1992-07-14

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