KR900002247A - 디지탈 vtr의 다이나믹 트랙킹 방법 - Google Patents

디지탈 vtr의 다이나믹 트랙킹 방법 Download PDF

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Publication number
KR900002247A
KR900002247A KR1019890009148A KR890009148A KR900002247A KR 900002247 A KR900002247 A KR 900002247A KR 1019890009148 A KR1019890009148 A KR 1019890009148A KR 890009148 A KR890009148 A KR 890009148A KR 900002247 A KR900002247 A KR 900002247A
Authority
KR
South Korea
Prior art keywords
tracking method
dynamic tracking
digital
digital vtr
vtr
Prior art date
Application number
KR1019890009148A
Other languages
English (en)
Other versions
KR0135079B1 (ko
Inventor
다께노리 후루야마
Original Assignee
오오가 노리오
소니 가부시끼 가이샤
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 오오가 노리오, 소니 가부시끼 가이샤 filed Critical 오오가 노리오
Publication of KR900002247A publication Critical patent/KR900002247A/ko
Application granted granted Critical
Publication of KR0135079B1 publication Critical patent/KR0135079B1/ko

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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
    • G11B5/588—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 by controlling the position of the 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

Landscapes

  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
  • Television Signal Processing For Recording (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)

Abstract

내용 없음

Description

디지탈 VTR의 다이나믹 트랙킹 방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도 및 제2A도 및 제2B도는 본 발명에 의한 디지탈 VTR의 다이나믹 트랙킹 방법의 한 실시예의 동작을 설명하기 위한 평면도 타임챠트.

Claims (1)

  1. 디지탈 VTR의 다이나믹 트랙킹 방법에 있어서, VTR의 복수의 회전 자기 헤드로, 자기 테이프상에 형성된 각 경사 트랙을 그 장방형 방향으로 분할한 복수의 섹터에 각각 디지탈 영상 신호를 기록하고, 상기 자기 테이프를 기록시와는 다른 속도로 주행시켜 상기 디지탈 예상 신호를 재생할 적에, 상기 경사 트랙을 주사하고 있는 상기 회전 가지 헤드를 그 1회전 주기내에 상기 자기테이프에 맞닿지 않는 기간과 적어도 상기 섹터의 1개의 주사하는 기간을 요하고 소정의 다른 트랙에 이행시키도록 한 것을 특징으로 하는 디지탈 VTR의 다이나믹 트랙킹 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019890009148A 1988-07-28 1989-06-30 디지탈 vtr의 다이나믹 트랙킹 방법 KR0135079B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP189478 1988-07-28
JP63189478A JP2606308B2 (ja) 1988-07-28 1988-07-28 デジタルｖｔｒのダイナミックトラッキング方法

Publications (2)

Publication Number Publication Date
KR900002247A true KR900002247A (ko) 1990-02-28
KR0135079B1 KR0135079B1 (ko) 1998-04-22

Family

ID=16241932

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890009148A KR0135079B1 (ko) 1988-07-28 1989-06-30 디지탈 vtr의 다이나믹 트랙킹 방법

Country Status (5)

Country Link
US (1) US5027235A (ko)
EP (1) EP0352980B1 (ko)
JP (1) JP2606308B2 (ko)
KR (1) KR0135079B1 (ko)
DE (1) DE68915632T2 (ko)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4933784A (en) * 1988-10-31 1990-06-12 Ampex Corporation Automatic head position tracking system for video signals recorded in a segmented format
US5136391A (en) * 1988-11-02 1992-08-04 Sanyo Electric Co., Ltd. Digital video tape recorder capable of accurate image reproduction during high speed tape motion
NL9001939A (nl) * 1990-09-04 1992-04-01 Philips Nv Magneetbandapparaat alsmede aftasteenheid en methode voor het lezen van een informatieblok van een magneetband.
US5341251A (en) * 1992-02-28 1994-08-23 Ampex Systems Corporation Data recording system having longitudinal tracks with recordable segments
US5623344A (en) * 1992-09-01 1997-04-22 Hitachi America, Ltd. Digital video recording device with trick play capability
US5583650A (en) * 1992-09-01 1996-12-10 Hitachi America, Ltd. Digital recording and playback device error correction methods and apparatus for use with trick play data
WO1994011991A1 (en) * 1992-11-16 1994-05-26 Ampex Systems Corporation Tape format for recording digital audio video and audio signals
JP3061967B2 (ja) * 1992-12-28 2000-07-10 三菱電機株式会社 磁気記録再生装置
US5614952A (en) * 1994-10-11 1997-03-25 Hitachi America, Ltd. Digital video decoder for decoding digital high definition and/or digital standard definition television signals
US5887115A (en) * 1993-01-13 1999-03-23 Hitachi America, Ltd. Method and apparatus for implementing a video tape recorder for recording digital video signals having either a fixed or variable data transmission rate
US5778143A (en) * 1993-01-13 1998-07-07 Hitachi America, Ltd. Method and apparatus for the selection of data for use in VTR trick playback operation in a system using progressive picture refresh
US5377051A (en) * 1993-01-13 1994-12-27 Hitachi America, Ltd. Digital video recorder compatible receiver with trick play image enhancement
US5805762A (en) * 1993-01-13 1998-09-08 Hitachi America, Ltd. Video recording device compatible transmitter
US5673358A (en) * 1993-01-13 1997-09-30 Hitachi America, Ltd. Method for generating a reduced rate digital bitstream by selecting data as a function of the position within an image to which the data corresponds
US5444575A (en) * 1994-01-21 1995-08-22 Hitachi America, Ltd. Method for recording digital data using a set of heads including a pair of co-located heads to record data at a rate lower than the full recording rate possible using the set of heads
US5933567A (en) * 1993-01-13 1999-08-03 Hitachi America, Ltd. Method and apparatus for controlling the position of the heads of a digital video tape recorder during trick play operation and for recording digital data on a tape
US5717816A (en) * 1993-01-13 1998-02-10 Hitachi America Ltd. Method and apparatus for the selection of data for use in VTR trick playback operation in a system using intra-coded video frames
US5726711A (en) * 1993-01-13 1998-03-10 Hitachi America, Ltd. Intra-coded video frame data processing methods and apparatus
US5576902A (en) * 1993-01-13 1996-11-19 Hitachi America, Ltd. Method and apparatus directed to processing trick play video data to compensate for intentionally omitted data
US6148032A (en) * 1998-05-12 2000-11-14 Hitachi America, Ltd. Methods and apparatus for reducing the cost of video decoders
US6385248B1 (en) 1998-05-12 2002-05-07 Hitachi America Ltd. Methods and apparatus for processing luminance and chrominance image data
US6122321A (en) * 1998-05-12 2000-09-19 Hitachi America, Ltd. Methods and apparatus for reducing the complexity of inverse quantization operations
CA2403198A1 (en) * 2000-03-13 2001-09-20 Media Arts & Images Corporation Video data management, transmission, and control system and method employing distributed video segments microcasting
RU2319056C2 (ru) 2002-08-28 2008-03-10 ТиВиСи Коммьюникейшнз Конструкция удлиненного рукава для кабельного канала

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57203229A (en) * 1981-06-09 1982-12-13 Sony Corp Magnetic recorder and reproducer
AT376860B (de) * 1983-03-15 1985-01-10 Philips Nv System zum wiedergeben von auf einem magnetband gespeicherten informationssignalen
US4933784A (en) * 1988-10-31 1990-06-12 Ampex Corporation Automatic head position tracking system for video signals recorded in a segmented format

Also Published As

Publication number Publication date
EP0352980A3 (en) 1991-06-12
DE68915632T2 (de) 1994-09-29
EP0352980A2 (en) 1990-01-31
JPH0237516A (ja) 1990-02-07
EP0352980B1 (en) 1994-06-01
US5027235A (en) 1991-06-25
KR0135079B1 (ko) 1998-04-22
DE68915632D1 (de) 1994-07-07
JP2606308B2 (ja) 1997-04-30

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