KR930014302A - Auto tracking device and method at double speed of VTIAL - Google Patents

Auto tracking device and method at double speed of VTIAL Download PDF

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Publication number
KR930014302A
KR930014302A KR1019910025452A KR910025452A KR930014302A KR 930014302 A KR930014302 A KR 930014302A KR 1019910025452 A KR1019910025452 A KR 1019910025452A KR 910025452 A KR910025452 A KR 910025452A KR 930014302 A KR930014302 A KR 930014302A
Authority
KR
South Korea
Prior art keywords
signal
envelope
vtial
double speed
tracking device
Prior art date
Application number
KR1019910025452A
Other languages
Korean (ko)
Other versions
KR940004493B1 (en
Inventor
김형남
Original Assignee
강진구
삼성전자 주식회사
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 강진구, 삼성전자 주식회사 filed Critical 강진구
Priority to KR1019910025452A priority Critical patent/KR940004493B1/en
Publication of KR930014302A publication Critical patent/KR930014302A/en
Application granted granted Critical
Publication of KR940004493B1 publication Critical patent/KR940004493B1/en

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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

Landscapes

  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)

Abstract

내용 없음No content

Description

브이티알의 2배속시 오토트랙킹장치 및 방법Auto tracking device and method in double speed of VTIAL

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제1도는 본 발명의 구성도.1 is a block diagram of the present invention.

제2도는 콘트롤 신호의 치우침에 의한 재생영상신호의 포락선 파형을 보이는 도면.2 is a diagram showing an envelope waveform of a reproduced video signal due to the bias of a control signal;

Claims (2)

브이티알에 있어서, 재생영상신호의 포락선을 검출하기 위한 포락선 검출수단과; 포락선 검출수단에서 검출된 포락선신호를 헤드 스위칭 기간중에 2회의 샘플링을 행하기 위한 샘플 ＆ 호울드 수단 및 ; 아날로그/디지탈 변환수단과; 샘플링된 포락선신호를 비교하여 서보장치를 제어하는 신호를 발생시키기 위한 제어수단을 구비하는 것을 특징으로 하는 브이티알의 2배속시 오토트랙킹 장치.A VTI, comprising: envelope detection means for detecting an envelope of a reproduced video signal; Sample & holder means for sampling the envelope signal detected by the envelope detection means twice during the head switching period; Analog / digital conversion means; And a control means for generating a signal for controlling the servo device by comparing the sampled envelope signal. 브이티알에 있어서, 재생영상신호의 크기를 헤드 스위칭 기간중에 2회의 샘플링을 행하여 검출하는 과정과; 검출된 값들을 비교하는 과정과; 비교값에 따라 서보부를 제어하는 과정을 포함하는 것을 특징으로 하는 브이티알의 2배속시 오토트랙킹 방법.A VTI signal comprising: detecting a magnitude of a reproduced video signal by performing two samplings during a head switching period; Comparing the detected values; Auto-tracking at double speed of VTial, characterized in that it comprises the step of controlling the servo unit in accordance with the comparison value. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019910025452A 1991-12-30 1991-12-30 Autotracking device and processing method thereof for vcr KR940004493B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019910025452A KR940004493B1 (en) 1991-12-30 1991-12-30 Autotracking device and processing method thereof for vcr

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019910025452A KR940004493B1 (en) 1991-12-30 1991-12-30 Autotracking device and processing method thereof for vcr

Publications (2)

Publication Number Publication Date
KR930014302A true KR930014302A (en) 1993-07-22
KR940004493B1 KR940004493B1 (en) 1994-05-25

Family

ID=19326971

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910025452A KR940004493B1 (en) 1991-12-30 1991-12-30 Autotracking device and processing method thereof for vcr

Country Status (1)

Country Link
KR (1) KR940004493B1 (en)

Also Published As

Publication number Publication date
KR940004493B1 (en) 1994-05-25

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