JPH0739063Y2 - 磁気及び光センサ - Google Patents

磁気及び光センサ

Info

Publication number
JPH0739063Y2
JPH0739063Y2 JP1987036820U JP3682087U JPH0739063Y2 JP H0739063 Y2 JPH0739063 Y2 JP H0739063Y2 JP 1987036820 U JP1987036820 U JP 1987036820U JP 3682087 U JP3682087 U JP 3682087U JP H0739063 Y2 JPH0739063 Y2 JP H0739063Y2
Authority
JP
Japan
Prior art keywords
magnetic
head
optical
detected
cancel
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.)
Expired - Lifetime
Application number
JP1987036820U
Other languages
English (en)
Japanese (ja)
Other versions
JPS63145189U (en, 2012
Inventor
正史 内藤
正明 林
Original Assignee
グローリー工業株式会社
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 グローリー工業株式会社 filed Critical グローリー工業株式会社
Priority to JP1987036820U priority Critical patent/JPH0739063Y2/ja
Priority to EP88103926A priority patent/EP0286842B1/en
Priority to DE3851078T priority patent/DE3851078T2/de
Priority to US07/167,841 priority patent/US4996677A/en
Publication of JPS63145189U publication Critical patent/JPS63145189U/ja
Application granted granted Critical
Publication of JPH0739063Y2 publication Critical patent/JPH0739063Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/08—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes
    • G06K7/082—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes using inductive or magnetic sensors
    • G06K7/087—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes using inductive or magnetic sensors flux-sensitive, e.g. magnetic, detectors

Landscapes

  • Engineering & Computer Science (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Measuring Magnetic Variables (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Inspection Of Paper Currency And Valuable Securities (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Magnetic Heads (AREA)
JP1987036820U 1987-03-13 1987-03-13 磁気及び光センサ Expired - Lifetime JPH0739063Y2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP1987036820U JPH0739063Y2 (ja) 1987-03-13 1987-03-13 磁気及び光センサ
EP88103926A EP0286842B1 (en) 1987-03-13 1988-03-11 Multichannel type head
DE3851078T DE3851078T2 (de) 1987-03-13 1988-03-11 Mehrkanalkopf.
US07/167,841 US4996677A (en) 1987-03-13 1988-03-14 Multichannel magnetic and optical linear head

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987036820U JPH0739063Y2 (ja) 1987-03-13 1987-03-13 磁気及び光センサ

Publications (2)

Publication Number Publication Date
JPS63145189U JPS63145189U (en, 2012) 1988-09-26
JPH0739063Y2 true JPH0739063Y2 (ja) 1995-09-06

Family

ID=12480392

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987036820U Expired - Lifetime JPH0739063Y2 (ja) 1987-03-13 1987-03-13 磁気及び光センサ

Country Status (4)

Country Link
US (1) US4996677A (en, 2012)
EP (1) EP0286842B1 (en, 2012)
JP (1) JPH0739063Y2 (en, 2012)
DE (1) DE3851078T2 (en, 2012)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3836125A1 (de) * 1988-10-22 1990-05-03 Thomson Brandt Gmbh Schaltungsanordnung zur umkehrung eines magnetfeldes
DE3910880A1 (de) * 1989-04-04 1990-10-11 Amphenol Tuchel Elect Kardanische aufhaengung fuer magnetkoepfe
DE3931828A1 (de) * 1989-09-23 1991-04-04 Krieg Gunther Streifencode sowie verfahren und vorrichtung zum lesen eines solchen
US5617269A (en) * 1991-12-23 1997-04-01 Conner Peripherals, Inc. System for recording track-centering servo signals on multi-track magnetic medium
IT1262892B (it) * 1992-07-27 1996-07-22 Pilgrim Int Ltd Dispositivo di lettura/scrittura a testine e struttura che le contiene
FR2701138A1 (fr) * 1993-02-04 1994-08-05 Cga Hbs Ensemble pour l'écriture magnétique d'un message codé de précision sur un document porteur d'une piste d'écriture magnétique.
US5694139A (en) * 1994-06-28 1997-12-02 Sony Corporation Short-distance communication antenna and methods of manufacturing and using the short-distance communication antenna
GB2335785B (en) * 1998-03-24 2002-09-18 Quantum Corp Multi-channel magnetic tape system having optical tracking servo
FR2779560B1 (fr) * 1998-06-04 2001-01-05 Dassault Automatismes Dispositif de traitement de caracteres magnetiques a reduction de bruit magnetique
US6392401B1 (en) 1998-06-05 2002-05-21 Chathan M. Cooke Closely-coupled multiple-winding magnetic induction-type sensor
US6275349B1 (en) 1998-12-02 2001-08-14 Storage Technology Corporation Integrated optical tracking system for magnetic media
AU2441099A (en) * 1999-02-16 2000-09-04 Quantum Corporation Method of writing servo signal on magnetic tape
FR2956241B1 (fr) * 2010-02-10 2012-08-17 Ingenico Sa Dispositif de lecture magnetique
FR2956240B1 (fr) * 2010-02-10 2012-08-17 Ingenico Sa Tete de lecture magnetique
DE102011110138A1 (de) 2011-08-15 2013-02-21 Meas Deutschland Gmbh Messvorrichtung zum Messen magnetischer Eigenschaften der Umgebung der Messvorrichtung
KR102248007B1 (ko) * 2013-12-23 2021-05-06 센젠 푸 잉 이노베이션 테크놀로지 코포레이션 리미티드 자기 패턴 디코딩 장치 및 방법

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2689274A (en) * 1953-04-30 1954-09-14 Rca Corp Recording on magnetic tape
US3978523A (en) * 1969-03-10 1976-08-31 Matsushita Electric Industrial Co., Ltd. Multi-channel dual-gap magnetic head
US3959824A (en) * 1970-11-30 1976-05-25 Tohoku Metal Industries Limited Two gap read/write head assembly
FR2187128A5 (en, 2012) * 1971-12-10 1974-01-11 Balogh Sa Ets
US4072994A (en) * 1974-12-28 1978-02-07 Canon Kabushiki Kaisha Read-after-write head
US4056712A (en) * 1976-06-09 1977-11-01 Addressograph Multigraph Corporation Wear compensating optical/magnetic transducer
SU705511A1 (ru) * 1977-07-21 1979-12-25 Предприятие П/Я А-3759 Блок ферритовых магнитных головок
JPS563831A (en) * 1979-06-22 1981-01-16 Dowa:Kk Safety device in combustion appliance
US4420782A (en) * 1981-06-30 1983-12-13 International Business Machines Thermal compensation for magnetic head assembly
EP0163862B1 (en) * 1984-04-12 1990-12-27 Mitsubishi Denki Kabushiki Kaisha Magnetic head with stray flux compensation

Also Published As

Publication number Publication date
EP0286842A3 (en) 1991-10-30
US4996677A (en) 1991-02-26
DE3851078D1 (de) 1994-09-22
DE3851078T2 (de) 1994-12-01
JPS63145189U (en, 2012) 1988-09-26
EP0286842A2 (en) 1988-10-19
EP0286842B1 (en) 1994-08-17

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