DE69121022D1 - Magnetaufzeichnungsvorrichtung mit einer Mehrzahl von Magnetköpfen - Google Patents

Magnetaufzeichnungsvorrichtung mit einer Mehrzahl von Magnetköpfen

Info

Publication number
DE69121022D1
DE69121022D1 DE69121022T DE69121022T DE69121022D1 DE 69121022 D1 DE69121022 D1 DE 69121022D1 DE 69121022 T DE69121022 T DE 69121022T DE 69121022 T DE69121022 T DE 69121022T DE 69121022 D1 DE69121022 D1 DE 69121022D1
Authority
DE
Germany
Prior art keywords
magnetic
recording device
heads
magnetic recording
magnetic heads
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 - Fee Related
Application number
DE69121022T
Other languages
English (en)
Other versions
DE69121022T2 (de
Inventor
Francois-Xavier Pirot
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.)
Callahan Cellular LLC
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Publication of DE69121022D1 publication Critical patent/DE69121022D1/de
Application granted granted Critical
Publication of DE69121022T2 publication Critical patent/DE69121022T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B15/12—Masking of heads; circuits for Selecting or switching of heads between operative and inoperative functions or between different operative functions or for selection between operative heads; Masking of beams, e.g. of light beams
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/49—Fixed mounting or arrangements, e.g. one head per track
    • G11B5/4969—Details for track selection or addressing
DE1991621022 1990-06-26 1991-06-11 Magnetaufzeichnungsvorrichtung mit einer Mehrzahl von Magnetköpfen Expired - Fee Related DE69121022T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9008005A FR2663772B1 (fr) 1990-06-26 1990-06-26 Dispositif d'enregistrement magnetique a pluralite de tetes magnetiques.

Publications (2)

Publication Number Publication Date
DE69121022D1 true DE69121022D1 (de) 1996-08-29
DE69121022T2 DE69121022T2 (de) 1996-12-19

Family

ID=9398005

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1991621022 Expired - Fee Related DE69121022T2 (de) 1990-06-26 1991-06-11 Magnetaufzeichnungsvorrichtung mit einer Mehrzahl von Magnetköpfen

Country Status (4)

Country Link
EP (1) EP0463908B1 (de)
JP (1) JPH04229401A (de)
DE (1) DE69121022T2 (de)
FR (1) FR2663772B1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2943579B2 (ja) * 1992-10-20 1999-08-30 三菱電機株式会社 磁気構造体並びにこれを用いた磁気ヘッドおよび磁気記録ヘッド
GB2299442B (en) * 1992-10-20 1997-04-09 Mitsubishi Electric Corp Magnetic head assembly
FR2727556B1 (fr) * 1994-11-29 1997-01-03 Thomson Csf Procede de realisation d'une tete magnetique d'enregistrement/lecture et tete d'enregistrement/lecture
DE19531075A1 (de) * 1995-08-23 1997-02-27 Thomson Brandt Gmbh Magnetbandgerät für die Aufzeichnung und Wiedergabe von Signalen
DE19852037A1 (de) * 1998-11-11 2000-05-18 Thomson Brandt Gmbh Magnetbandgerät mit Treiberschaltung für Matrixkopf
US6650496B2 (en) 2001-05-15 2003-11-18 Phs Mems Fully integrated matrix magnetic recording head with independent control
EP1381031A1 (de) * 2002-07-12 2004-01-14 O-Mass AS Matrix integrierter magnetischer Aufzeichnungsköpfe in Dünnschichttechnik
GB0224779D0 (en) * 2002-10-24 2002-12-04 Barnes Charles F J Information storage system
US7289285B2 (en) 2002-10-24 2007-10-30 Charles Frederick James Barnes Information storage systems

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL296214A (de) * 1961-02-15
US3564558A (en) * 1968-08-26 1971-02-16 Sperry Rand Corp High-density magnetic recording scheme
GB1249225A (en) * 1969-01-17 1971-10-13 Zentronik Veb K Circuit arrangement for the input and output of information
NL7510306A (en) * 1975-09-02 1975-11-28 Selective recording of data on magnetic tapes with magnetic heads - has writing elements activated via selective circuits with symmetrical threshold voltages
JPS57138008A (en) * 1981-02-19 1982-08-26 Hitachi Ltd Magnetic video recorder and reproducer
US4477853A (en) * 1981-04-15 1984-10-16 Eastman Kodak Company Multitrack magnetic head

Also Published As

Publication number Publication date
EP0463908B1 (de) 1996-07-24
FR2663772A1 (fr) 1991-12-27
JPH04229401A (ja) 1992-08-18
EP0463908A1 (de) 1992-01-02
FR2663772B1 (fr) 1995-07-21
DE69121022T2 (de) 1996-12-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: THALES, NEUILLY SUR SEINE, FR

8327 Change in the person/name/address of the patent owner

Owner name: THES INVESTMENTS LLC, WILMINGTON, DEL., US

8328 Change in the person/name/address of the agent

Representative=s name: PATENTANWAELTE TERGAU & POHL, 90482 NUERNBERG

8339 Ceased/non-payment of the annual fee