GB2222008B - Tracking control circuit for a video cassette recorder - Google Patents

Tracking control circuit for a video cassette recorder

Info

Publication number
GB2222008B
GB2222008B GB8916108A GB8916108A GB2222008B GB 2222008 B GB2222008 B GB 2222008B GB 8916108 A GB8916108 A GB 8916108A GB 8916108 A GB8916108 A GB 8916108A GB 2222008 B GB2222008 B GB 2222008B
Authority
GB
United Kingdom
Prior art keywords
control circuit
tracking control
video cassette
cassette recorder
recorder
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
GB8916108A
Other versions
GB2222008A (en
GB8916108D0 (en
Inventor
Hyung Duk Han
Tae Won Moon
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.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics 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
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of GB8916108D0 publication Critical patent/GB8916108D0/en
Publication of GB2222008A publication Critical patent/GB2222008A/en
Application granted granted Critical
Publication of GB2222008B publication Critical patent/GB2222008B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • G11B5/58—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 with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B5/584—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 with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on tapes
    • 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
    • G11B15/18—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
GB8916108A 1988-07-13 1989-07-13 Tracking control circuit for a video cassette recorder Expired - Lifetime GB2222008B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019880011437U KR910006576Y1 (en) 1988-07-13 1988-07-13 Tracking control circuit using push swiching for vtr

Publications (3)

Publication Number Publication Date
GB8916108D0 GB8916108D0 (en) 1989-08-31
GB2222008A GB2222008A (en) 1990-02-21
GB2222008B true GB2222008B (en) 1992-11-04

Family

ID=19277482

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8916108A Expired - Lifetime GB2222008B (en) 1988-07-13 1989-07-13 Tracking control circuit for a video cassette recorder

Country Status (4)

Country Link
JP (1) JPH0284136U (en)
KR (1) KR910006576Y1 (en)
DE (1) DE3923194A1 (en)
GB (1) GB2222008B (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0169479A2 (en) * 1984-07-17 1986-01-29 Hitachi, Ltd. Auto-tracking method and apparatus of a magnetic recording/reproducing apparatus
EP0213549A2 (en) * 1985-08-28 1987-03-11 Hitachi, Ltd. Automatic tracking system for magnetic recording and reproducing apparatus
EP0220502A2 (en) * 1985-09-25 1987-05-06 Nec Corporation Error signal generator
EP0335417A1 (en) * 1988-03-31 1989-10-04 Kabushiki Kaisha Toshiba Control method for use with magnetic tape having video track and control track

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH618069B (en) * 1976-12-21 Ebauches Sa PHASE SIGNAL GENERATOR AND PHASE CIRCUIT INCLUDING THIS GENERATOR.
JPS57148481A (en) * 1981-03-09 1982-09-13 Sony Corp Method for reproducing picture signal
JPS60111363A (en) * 1983-11-21 1985-06-17 Victor Co Of Japan Ltd Servo circuit of image signal processor

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0169479A2 (en) * 1984-07-17 1986-01-29 Hitachi, Ltd. Auto-tracking method and apparatus of a magnetic recording/reproducing apparatus
EP0213549A2 (en) * 1985-08-28 1987-03-11 Hitachi, Ltd. Automatic tracking system for magnetic recording and reproducing apparatus
EP0220502A2 (en) * 1985-09-25 1987-05-06 Nec Corporation Error signal generator
EP0335417A1 (en) * 1988-03-31 1989-10-04 Kabushiki Kaisha Toshiba Control method for use with magnetic tape having video track and control track

Also Published As

Publication number Publication date
GB2222008A (en) 1990-02-21
KR900003558U (en) 1990-02-07
KR910006576Y1 (en) 1991-08-26
DE3923194A1 (en) 1990-01-18
GB8916108D0 (en) 1989-08-31
JPH0284136U (en) 1990-06-29
DE3923194C2 (en) 1993-09-09

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20090712