DE3586171D1 - Magnetische aufnahme-/wiedergabevorrichtung. - Google Patents

Magnetische aufnahme-/wiedergabevorrichtung.

Info

Publication number
DE3586171D1
DE3586171D1 DE8585901556T DE3586171T DE3586171D1 DE 3586171 D1 DE3586171 D1 DE 3586171D1 DE 8585901556 T DE8585901556 T DE 8585901556T DE 3586171 T DE3586171 T DE 3586171T DE 3586171 D1 DE3586171 D1 DE 3586171D1
Authority
DE
Germany
Prior art keywords
magnetic recording
playback device
playback
recording
magnetic
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
DE8585901556T
Other languages
English (en)
Other versions
DE3586171T2 (de
Inventor
Yutaka Vira Kunitachi Yunoki
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.)
Olympus Corp
Original Assignee
Olympus Optical 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
Priority claimed from JP59047870A external-priority patent/JPS60191581A/ja
Priority claimed from JP59047866A external-priority patent/JPH0664704B2/ja
Priority claimed from JP59047869A external-priority patent/JP2545350B2/ja
Priority claimed from JP59047865A external-priority patent/JPH0831201B2/ja
Priority claimed from JP59047868A external-priority patent/JPS60191580A/ja
Priority claimed from JP4786784A external-priority patent/JPS60193111A/ja
Application filed by Olympus Optical Co Ltd filed Critical Olympus Optical Co Ltd
Application granted granted Critical
Publication of DE3586171D1 publication Critical patent/DE3586171D1/de
Publication of DE3586171T2 publication Critical patent/DE3586171T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/21—Intermediate information storage
    • H04N1/2104—Intermediate information storage for one or a few pictures
    • H04N1/2112—Intermediate information storage for one or a few pictures using still video cameras
    • H04N1/2129—Recording in, or reproducing from, a specific memory area or areas, or recording or reproducing at a specific moment
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/02—Control of operating function, e.g. switching from recording to reproducing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/20—Driving; Starting; Stopping; Control thereof
    • G11B19/28—Speed controlling, regulating, or indicating
    • 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/02—Editing, e.g. varying the order of information signals recorded on, or reproduced from, record carriers
    • G11B27/022—Electronic editing of analogue information signals, e.g. audio or video signals
    • G11B27/029—Insert-editing
    • 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
    • G11B5/012—Recording on, or reproducing or erasing from, magnetic disks
    • 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
    • G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
    • 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
    • G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
    • G11B5/024—Erasing
    • 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
    • G11B5/127—Structure or manufacture of heads, e.g. inductive
    • G11B5/187—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features
    • 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
    • G11B5/127—Structure or manufacture of heads, e.g. inductive
    • G11B5/265—Structure or manufacture of a head with more than one gap for erasing, recording or reproducing on the same track
    • G11B5/2652—Structure or manufacture of a head with more than one gap for erasing, recording or reproducing on the same track with more than one gap simultaneously operative
    • G11B5/2654—Structure or manufacture of a head with more than one gap for erasing, recording or reproducing on the same track with more than one gap simultaneously operative for recording or erasing
    • G11B5/2655—Structure or manufacture of a head with more than one gap for erasing, recording or reproducing on the same track with more than one gap simultaneously operative for recording or erasing with all the gaps disposed within the track or "guard band" between tracks, e.g. with erase gaps operative on track edges, with wide erase gap followed by narrow write gap
    • 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
    • G11B5/127—Structure or manufacture of heads, e.g. inductive
    • G11B5/29—Structure or manufacture of unitary devices formed of plural heads for more than one track
    • 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
    • G11B5/4806—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 specially adapted for disk drive assemblies, e.g. assembly prior to operation, hard or flexible disk drives
    • G11B5/4826—Mounting, aligning or attachment of the transducer head relative to the arm assembly, e.g. slider holding members, gimbals, adhesive
    • 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
    • G11B5/488—Disposition of heads
    • G11B5/4886—Disposition of heads relative to rotating disc
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/21—Intermediate information storage
    • H04N1/2104—Intermediate information storage for one or a few pictures
    • H04N1/2112—Intermediate information storage for one or a few pictures using still video cameras
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2101/00—Still video cameras
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S358/00—Facsimile and static presentation processing
    • Y10S358/906—Hand-held camera with recorder in a single unit
DE8585901556T 1984-03-13 1985-03-13 Magnetische aufnahme-/wiedergabevorrichtung. Expired - Lifetime DE3586171T2 (de)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
JP59047870A JPS60191581A (ja) 1984-03-13 1984-03-13 磁気記録再生装置
JP59047866A JPH0664704B2 (ja) 1984-03-13 1984-03-13 磁気記録再生装置
JP59047869A JP2545350B2 (ja) 1984-03-13 1984-03-13 情報記録・再生装置
JP59047865A JPH0831201B2 (ja) 1984-03-13 1984-03-13 磁気記録再生装置
JP59047868A JPS60191580A (ja) 1984-03-13 1984-03-13 磁気記録再生装置
JP4786784A JPS60193111A (ja) 1984-03-13 1984-03-13 複合磁気ヘツド装置
PCT/JP1985/000123 WO1985004277A1 (en) 1984-03-13 1985-03-13 Magnetic recording/reproducing apparatus

Publications (2)

Publication Number Publication Date
DE3586171D1 true DE3586171D1 (de) 1992-07-09
DE3586171T2 DE3586171T2 (de) 1992-12-17

Family

ID=27550293

Family Applications (3)

Application Number Title Priority Date Filing Date
DE9090101241T Expired - Fee Related DE3586861T2 (de) 1984-03-13 1985-03-13 Bildinformations-aufzeichnungsgeraet.
DE8585901556T Expired - Lifetime DE3586171T2 (de) 1984-03-13 1985-03-13 Magnetische aufnahme-/wiedergabevorrichtung.
DE3587728T Expired - Fee Related DE3587728T2 (de) 1984-03-13 1985-03-13 Magnetisches Aufzeichnungsgerät.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE9090101241T Expired - Fee Related DE3586861T2 (de) 1984-03-13 1985-03-13 Bildinformations-aufzeichnungsgeraet.

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE3587728T Expired - Fee Related DE3587728T2 (de) 1984-03-13 1985-03-13 Magnetisches Aufzeichnungsgerät.

Country Status (4)

Country Link
US (5) US4742404A (de)
EP (4) EP0185764B1 (de)
DE (3) DE3586861T2 (de)
WO (1) WO1985004277A1 (de)

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WO1986002189A1 (en) * 1984-10-05 1986-04-10 Olympus Optical Co., Ltd. Compound magnetic head
US4958314A (en) * 1986-02-18 1990-09-18 Matsushita Electric Industrial Co., Ltd. Information recording/reproducing apparatus
US4799115A (en) * 1986-10-27 1989-01-17 International Business Machines Corp. Method and apparatus for tolerating track misregistration systems in twin track vertical recording systems
KR910006609B1 (ko) * 1986-12-18 1991-08-29 가시오 게이상기 가부시기가이샤 전자 스틸 카메라
US5043831A (en) * 1987-05-15 1991-08-27 Canon Kabushiki Kaisha Erasing device
JPH01194112A (ja) * 1988-01-29 1989-08-04 Canon Inc 消去装置
JP2606284B2 (ja) * 1988-05-31 1997-04-30 ソニー株式会社 信号記録装置
US6052510A (en) 1988-09-19 2000-04-18 Canon Kabushiki Kaisha Apparatus for recording, reproduction or erasing
JPH02141957A (ja) * 1988-11-22 1990-05-31 Hitachi Ltd ディスク駆動装置、その制御方法および制御装置ならびに情報処理装置
US5187616A (en) * 1988-12-26 1993-02-16 Canon Kabushiki Kaisha Recording apparatus and dubbing system including the same
US5532887A (en) * 1989-05-23 1996-07-02 Kabushiki Kaisha Toshiba Magnetic recording and reproduction apparatus
US5138459A (en) 1990-11-20 1992-08-11 Personal Computer Cameras, Inc. Electronic still video camera with direct personal computer (pc) compatible digital format output
US5321563A (en) * 1992-06-15 1994-06-14 Tandy Corporation Biasing and erasing apparatus and method for magnetic tape recording devices to improve signal-to-noise ratio
JP3670440B2 (ja) * 1997-05-20 2005-07-13 富士通株式会社 ディスク上の位置検出方法及びディスク装置並びにディスク
US7057838B2 (en) * 2000-08-07 2006-06-06 Hitachi, Ltd. Magnetic disk device having a write head to write by shifting in a radial direction
JP3534646B2 (ja) * 1999-04-21 2004-06-07 株式会社ソニー・コンピュータエンタテインメント ディスク状記録媒体、この媒体の再生装置及び方法
US6710956B1 (en) * 1999-06-30 2004-03-23 Housan Dakroub Preamp using pulsed write currents
JP2001319302A (ja) * 2000-05-12 2001-11-16 Fujitsu Ltd 情報記録装置
US7885032B1 (en) * 2006-03-06 2011-02-08 Seagate Technology Llc Apparatus and method for bulk erasure of disk drives
US8014096B2 (en) * 2009-03-13 2011-09-06 Hitachi Global Storage Technologies, Netherlands B.V. Combined bulk thermal-assister and bulk eraser

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JPS4417180Y1 (de) * 1964-08-17 1969-07-24
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Also Published As

Publication number Publication date
US4996610A (en) 1991-02-26
EP0185764A4 (de) 1989-02-06
EP0371006A2 (de) 1990-05-30
US4928190A (en) 1990-05-22
EP0374129A2 (de) 1990-06-20
US4837644A (en) 1989-06-06
EP0371006A3 (en) 1990-11-22
US4742404A (en) 1988-05-03
EP0371961A3 (de) 1990-11-22
DE3586861T2 (de) 1993-04-01
US4949199A (en) 1990-08-14
EP0374129B1 (de) 1992-11-25
EP0185764B1 (de) 1992-06-03
DE3586171T2 (de) 1992-12-17
EP0185764A1 (de) 1986-07-02
EP0371961A2 (de) 1990-06-06
WO1985004277A1 (en) 1985-09-26
EP0374129A3 (en) 1990-11-28
DE3586861D1 (de) 1993-01-07
DE3587728T2 (de) 1994-08-11
EP0371006B1 (de) 1994-01-12
DE3587728D1 (de) 1994-02-24

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