DE68925915D1 - Magnetisches Aufzeichnungs- und Wiedergabegerät - Google Patents

Magnetisches Aufzeichnungs- und Wiedergabegerät

Info

Publication number
DE68925915D1
DE68925915D1 DE68925915T DE68925915T DE68925915D1 DE 68925915 D1 DE68925915 D1 DE 68925915D1 DE 68925915 T DE68925915 T DE 68925915T DE 68925915 T DE68925915 T DE 68925915T DE 68925915 D1 DE68925915 D1 DE 68925915D1
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 - Fee Related
Application number
DE68925915T
Other languages
English (en)
Other versions
DE68925915T2 (de
Inventor
Hiroaki Oishi
Shinji Aoki
Hideo Kawamoto
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.)
Sony Corp
Original Assignee
Sony Corp
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 JP63021076A external-priority patent/JP2586544B2/ja
Priority claimed from JP63021077A external-priority patent/JP2629235B2/ja
Application filed by Sony Corp filed Critical Sony Corp
Publication of DE68925915D1 publication Critical patent/DE68925915D1/de
Application granted granted Critical
Publication of DE68925915T2 publication Critical patent/DE68925915T2/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
    • 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
    • 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
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/46—Controlling, regulating, or indicating speed
    • G11B15/467—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven
    • G11B15/4673—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven by controlling the speed of the tape while the head is rotating
    • G11B15/4675—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven by controlling the speed of the tape while the head is rotating with provision for information tracking
    • 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
    • G11B15/125—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 conditioned by the operating function of the apparatus
    • 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
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/1808—Driving of both record carrier and head
    • G11B15/1875—Driving of both record carrier and head adaptations for special effects or editing
    • 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
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/46—Controlling, regulating, or indicating speed
    • G11B15/467—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven
    • 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
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/46—Controlling, regulating, or indicating speed
    • G11B15/467—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven
    • G11B15/4671—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven by controlling simultaneously the speed of the tape and the speed of the rotating head
    • G11B15/4672—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven by controlling simultaneously the speed of the tape and the speed of the rotating head with provision for information tracking
DE68925915T 1988-01-30 1989-01-30 Magnetisches Aufzeichnungs- und Wiedergabegerät Expired - Fee Related DE68925915T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP63021076A JP2586544B2 (ja) 1988-01-30 1988-01-30 磁気記録再生装置
JP63021077A JP2629235B2 (ja) 1988-01-30 1988-01-30 磁気記録再生装置

Publications (2)

Publication Number Publication Date
DE68925915D1 true DE68925915D1 (de) 1996-04-18
DE68925915T2 DE68925915T2 (de) 1996-08-08

Family

ID=26358098

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68925915T Expired - Fee Related DE68925915T2 (de) 1988-01-30 1989-01-30 Magnetisches Aufzeichnungs- und Wiedergabegerät

Country Status (4)

Country Link
US (1) US5045954A (de)
EP (1) EP0327289B1 (de)
KR (1) KR970008642B1 (de)
DE (1) DE68925915T2 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2695925B2 (ja) * 1989-07-12 1998-01-14 株式会社日立製作所 ディジタル画像信号の再生装置
JP2797520B2 (ja) * 1989-09-22 1998-09-17 ソニー株式会社 ディジタル信号再生装置
US5255140A (en) * 1989-12-29 1993-10-19 Samsung Electronics Co., Ltd. VCR magnetic recording head for both digital and VHS format
EP0720165B1 (de) * 1990-11-30 2004-04-14 Victor Company Of Japan, Limited Trommelservosystem
JP2874735B2 (ja) * 1991-01-31 1999-03-24 ソニー株式会社 磁気記録再生装置
JP3134392B2 (ja) * 1991-08-29 2001-02-13 ソニー株式会社 信号符号化装置及び方法、信号復号装置及び方法、信号記録装置及び方法、並びに信号再生装置及び方法
EP0625850A3 (de) * 1993-05-17 1995-06-21 Matsushita Electric Ind Co Ltd Gerät zur Aufzeichnung und Wiedergabe von digitalen Signalen.
KR100333018B1 (ko) * 1993-06-15 2002-09-27 소니 가부시끼 가이샤 기록장치및재생장치
KR0180922B1 (ko) * 1993-10-15 1999-10-01 모리시타 요이찌 디지틀데이터기록방법
US5559643A (en) * 1994-02-28 1996-09-24 Sony Corporation Apparatus for recording a digital signal onto a recording medium at one of a plurality of data recording rates
JP3726284B2 (ja) * 1994-03-28 2005-12-14 ソニー株式会社 データ記録装置及び方法
CN1076505C (zh) * 1994-10-06 2001-12-19 财团法人工业技术研究院 用旋转式磁头记录或读取多种速率信息的方法与装置
JP3446372B2 (ja) * 1994-11-14 2003-09-16 ソニー株式会社 ディジタルデータ記録／再生装置および方法
JP2001126206A (ja) * 1999-10-29 2001-05-11 Matsushita Electric Ind Co Ltd 磁気記録再生装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4303950A (en) * 1978-07-20 1981-12-01 Matsushita Electric Industrial Co., Ltd. Helical scan video tape recorder for recording video and audio signals on contiguous tracks
JPS5539478A (en) * 1978-09-14 1980-03-19 Sony Corp Regenerator of video signal
JPS602530B2 (ja) * 1979-08-29 1985-01-22 本田技研工業株式会社 内燃機関用コンロツド
JPS56127925A (en) * 1980-03-13 1981-10-07 Sony Corp Tracking device of magnetic head
JPS5764325A (en) * 1980-09-30 1982-04-19 Sony Corp Automatic tracking device of video tape recorder
JPS5783978A (en) * 1980-11-12 1982-05-26 Sony Corp Video signal recorder and reproducer
JPS58143432A (ja) * 1982-02-18 1983-08-26 Sony Corp 記録再生装置
US4558378A (en) * 1982-08-27 1985-12-10 Hitachi, Ltd. Method and apparatus for a magnetic recording/reproducing
KR900001222B1 (ko) * 1983-06-15 1990-03-05 가부시기가이샤 히다찌세이사꾸쇼 Pcm 신호의 기록 재생장치
US4594631A (en) * 1983-06-28 1986-06-10 Mitsubishi Denki Kabushiki Kaisha Temperature protective circuit for a charging generator
JPS60171663A (ja) * 1984-02-15 1985-09-05 Mitsubishi Electric Corp 回転ヘツド型磁気記録再生装置
JPS60182510A (ja) * 1984-02-29 1985-09-18 Sony Corp 回転磁気ヘツドの位置制御装置
JPS61246910A (ja) * 1985-04-24 1986-11-04 Pioneer Electronic Corp トラツキング制御装置

Also Published As

Publication number Publication date
KR970008642B1 (ko) 1997-05-27
KR890012307A (ko) 1989-08-25
EP0327289A3 (de) 1991-09-18
EP0327289B1 (de) 1996-03-13
US5045954A (en) 1991-09-03
EP0327289A2 (de) 1989-08-09
DE68925915T2 (de) 1996-08-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee