KR910002201B1 - 회전헤드의 각도위치표시신호발생장치 - Google Patents

회전헤드의 각도위치표시신호발생장치 Download PDF

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Publication number
KR910002201B1
KR910002201B1 KR1019870002959A KR870002959A KR910002201B1 KR 910002201 B1 KR910002201 B1 KR 910002201B1 KR 1019870002959 A KR1019870002959 A KR 1019870002959A KR 870002959 A KR870002959 A KR 870002959A KR 910002201 B1 KR910002201 B1 KR 910002201B1
Authority
KR
South Korea
Prior art keywords
signal
circuit
detection
adjustment
flip
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
Application number
KR1019870002959A
Other languages
English (en)
Korean (ko)
Other versions
KR870009359A (ko
Inventor
겐지 이토
Original Assignee
가부시키가이샤 도시바
와타리 스기이치로
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 가부시키가이샤 도시바, 와타리 스기이치로 filed Critical 가부시키가이샤 도시바
Publication of KR870009359A publication Critical patent/KR870009359A/ko
Application granted granted Critical
Publication of KR910002201B1 publication Critical patent/KR910002201B1/ko
Expired legal-status Critical Current

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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
    • G11B15/18—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
    • G11B15/473—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 heads
    • G11B15/4731—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 heads control of headwheel rotation
    • 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
    • G11B15/14—Masking or switching periodically, e.g. of rotating heads
    • 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
    • G11B15/473—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 heads

Landscapes

  • Television Signal Processing For Recording (AREA)
  • Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
KR1019870002959A 1986-03-31 1987-03-30 회전헤드의 각도위치표시신호발생장치 Expired KR910002201B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP61072812A JP2557842B2 (ja) 1986-03-31 1986-03-31 回転ヘツドの回転位相発生装置
JP72812 1986-03-31

Publications (2)

Publication Number Publication Date
KR870009359A KR870009359A (ko) 1987-10-26
KR910002201B1 true KR910002201B1 (ko) 1991-04-06

Family

ID=13500190

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019870002959A Expired KR910002201B1 (ko) 1986-03-31 1987-03-30 회전헤드의 각도위치표시신호발생장치

Country Status (6)

Country Link
US (1) US4920433A (enExample)
JP (1) JP2557842B2 (enExample)
KR (1) KR910002201B1 (enExample)
CN (1) CN1003197B (enExample)
DE (1) DE3710740A1 (enExample)
GB (1) GB2188766B (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3810988C1 (enExample) * 1988-03-31 1989-05-24 Nokia Graetz Gmbh, 7000 Stuttgart, De
US5223941A (en) * 1989-04-28 1993-06-29 Victor Company Of Japan, Ltd. Helical scan type playback apparatus for video data recorded on magnetic tape
JPH0770152B2 (ja) * 1989-09-04 1995-07-31 シャープ株式会社 回転ヘッド形磁気テープ記録再生装置
DE4112864C1 (enExample) * 1991-04-19 1992-02-20 Grundig E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig Hollaend. Stiftung & Co Kg, 8510 Fuerth, De
DE4121622C1 (enExample) * 1991-06-29 1992-03-26 Grundig E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig Hollaend. Stiftung & Co Kg, 8510 Fuerth, De
US5278705A (en) * 1991-12-03 1994-01-11 Samsung Electronics Co., Ltd. Phase correction circuit
DE4212539C2 (de) * 1992-04-15 2002-06-20 Thomson Brandt Gmbh Verfahren zur Spurregelung bei einem Recorder mit Schrägspuraufzeichnung
JP3518090B2 (ja) * 1995-08-28 2004-04-12 ソニー株式会社 磁気記録再生装置及び磁気記録再生方法
DE10062568A1 (de) * 2000-12-15 2002-06-27 Infineon Technologies Ag Detektorschaltung

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5683812A (en) * 1979-12-11 1981-07-08 Matsushita Electric Ind Co Ltd Video tape recorder
JPS6069975A (ja) * 1983-09-26 1985-04-20 Victor Co Of Japan Ltd 変速再生時における回転ヘツドの再生信号切換回路
JPS60150259A (ja) * 1984-01-18 1985-08-07 Victor Co Of Japan Ltd 磁気記録再生装置のサ−ボ回路
JPS61189427U (enExample) * 1985-05-20 1986-11-26
US4688114A (en) * 1985-06-06 1987-08-18 Victor Company Of Japan, Ltd. Drum servo circuit
JPH0664790B2 (ja) * 1985-08-28 1994-08-22 株式会社日立製作所 磁気再生装置の自動トラッキング装置
JPS6275814A (ja) * 1985-09-30 1987-04-07 Toshiba Corp デジタル時間差計測装置

Also Published As

Publication number Publication date
KR870009359A (ko) 1987-10-26
GB8706984D0 (en) 1987-04-29
JP2557842B2 (ja) 1996-11-27
JPS62231445A (ja) 1987-10-12
GB2188766A (en) 1987-10-07
DE3710740C2 (enExample) 1992-09-10
CN87102615A (zh) 1987-10-14
US4920433A (en) 1990-04-24
CN1003197B (zh) 1989-02-01
GB2188766B (en) 1989-12-28
DE3710740A1 (de) 1987-10-22

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