HK20892A - Phase control method for video recorder motors - Google Patents

Phase control method for video recorder motors Download PDF

Info

Publication number
HK20892A
HK20892A HK208/92A HK20892A HK20892A HK 20892 A HK20892 A HK 20892A HK 208/92 A HK208/92 A HK 208/92A HK 20892 A HK20892 A HK 20892A HK 20892 A HK20892 A HK 20892A
Authority
HK
Hong Kong
Prior art keywords
pulses
head
phase
drum motor
head drum
Prior art date
Application number
HK208/92A
Other languages
German (de)
English (en)
French (fr)
Inventor
Hermann Link
Original Assignee
Deutsche Thomson-Brandt Gmbh
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 Deutsche Thomson-Brandt Gmbh filed Critical Deutsche Thomson-Brandt Gmbh
Publication of HK20892A publication Critical patent/HK20892A/xx

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
    • G11B15/18—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
    • 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

Landscapes

  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
  • Control Of Electric Motors In General (AREA)
HK208/92A 1985-08-10 1992-03-19 Phase control method for video recorder motors HK20892A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19853528763 DE3528763A1 (de) 1985-08-10 1985-08-10 Verfahren zur phasenregelung von motoren in videorecordern

Publications (1)

Publication Number Publication Date
HK20892A true HK20892A (en) 1992-03-27

Family

ID=6278230

Family Applications (1)

Application Number Title Priority Date Filing Date
HK208/92A HK20892A (en) 1985-08-10 1992-03-19 Phase control method for video recorder motors

Country Status (7)

Country Link
EP (1) EP0215234B1 (enrdf_load_stackoverflow)
JP (1) JPS6236768A (enrdf_load_stackoverflow)
KR (1) KR910000959B1 (enrdf_load_stackoverflow)
AT (1) ATE57273T1 (enrdf_load_stackoverflow)
DE (2) DE3528763A1 (enrdf_load_stackoverflow)
HK (1) HK20892A (enrdf_load_stackoverflow)
SG (1) SG9692G (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3823688A1 (de) * 1988-07-13 1990-01-18 Agfa Gevaert Ag Verfahren zur ermittlung des skew-fehlers bei magnetband
KR102551899B1 (ko) * 2012-08-16 2023-07-06 에노빅스 코오퍼레이션 3차원 배터리들을 위한 전극 구조들

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3651276A (en) * 1970-04-02 1972-03-21 Ampex Automatic phasing of servo systems
AU538020B2 (en) * 1979-02-26 1984-07-26 Sony Corporation V.t.r. servo control circuit

Also Published As

Publication number Publication date
JPS6236768A (ja) 1987-02-17
ATE57273T1 (de) 1990-10-15
KR870002567A (ko) 1987-03-31
SG9692G (en) 1992-03-20
EP0215234B1 (de) 1990-10-03
DE3528763A1 (de) 1987-02-19
DE3674693D1 (de) 1990-11-08
EP0215234A1 (de) 1987-03-25
KR910000959B1 (ko) 1991-02-19
JPH0526263B2 (enrdf_load_stackoverflow) 1993-04-15

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Legal Events

Date Code Title Description
PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20050719