KR880005560A - 디지탈신호 재생장치 - Google Patents

디지탈신호 재생장치 Download PDF

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Publication number
KR880005560A
KR880005560A KR870010798A KR870010798A KR880005560A KR 880005560 A KR880005560 A KR 880005560A KR 870010798 A KR870010798 A KR 870010798A KR 870010798 A KR870010798 A KR 870010798A KR 880005560 A KR880005560 A KR 880005560A
Authority
KR
South Korea
Prior art keywords
counter
signal
digital signal
reproduces
processes
Prior art date
Application number
KR870010798A
Other languages
English (en)
Other versions
KR910009464B1 (ko
Inventor
가즈오 히까와
Original Assignee
이노우에 도시야
니뽕 빅터 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 이노우에 도시야, 니뽕 빅터 가부시끼 가이샤 filed Critical 이노우에 도시야
Publication of KR880005560A publication Critical patent/KR880005560A/ko
Application granted granted Critical
Publication of KR910009464B1 publication Critical patent/KR910009464B1/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
    • G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
    • G11B5/09—Digital recording
    • 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
    • G11B15/1808—Driving of both record carrier and head
    • G11B15/1816—Programmed access in sequence to indexed parts of operating tapes cooperating with rotating heads
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/10527—Audio or video recording; Data buffering arrangements
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/005—Reproducing at a different information rate from the information rate of recording
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
    • G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
    • G11B27/30—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording
    • G11B27/3027—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording used signal is digitally coded
    • G11B27/3063—Subcodes
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/90—Tape-like record carriers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/90—Tape-like record carriers
    • G11B2220/91—Helical scan format, wherein tracks are slightly tilted with respect to tape direction, e.g. VHS, DAT, DVC, AIT or exabyte
    • G11B2220/913—Digital audio tape [DAT] format

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
  • Digital Magnetic Recording (AREA)

Abstract

내용 없음

Description

디지탈신호 재생장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제 1도는 본 발명장치의 한 실시 예의 요부의 블록 계통도,
제 6도는 고속 서어치 재생시의 헤드의 궤적을 나타내는 도면,
제 7도는 회전헤드의 출력신호 엔벨로프를 설명하기 위한 도면

Claims (1)

  1. 회전실린더와 해당 회전실린더에 설치된 서로 방위각이 다른 자기 헤드를 가지며, 신호 블록에 동기신호가 부가되고 있는 디지탈신호를 재생하여 처리하는 회전헤드 방식인 디지탈신호를 재생하여 처리하는 회전헤드 방식인 디지탈신호 재생장치에 있어서, 데이타 복조 식별회로, 블록어드레스 카운터 등으로 공급하는 각 타이밍 신호를 생성하는 카운터를 등속 재생시에는 카운터 동작을 반복하며, 고속 서어치 재생시엔 상기 신호 블록의 동기 신호 검출 후 카운터 동작을 개시하며, 소정 카운터치 카운터 후 해당 카운터동작을 정지하도록 구성한 것을 특징으로 하는 디지탈신호 재생장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019870010798A 1986-10-02 1987-09-29 디지탈 신호 재생장치 KR910009464B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP61234960A JPS6390089A (ja) 1986-10-02 1986-10-02 デジタル信号再生装置
JP234960 1986-10-02

Publications (2)

Publication Number Publication Date
KR880005560A true KR880005560A (ko) 1988-06-29
KR910009464B1 KR910009464B1 (ko) 1991-11-16

Family

ID=16978951

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019870010798A KR910009464B1 (ko) 1986-10-02 1987-09-29 디지탈 신호 재생장치

Country Status (5)

Country Link
US (1) US4858035A (ko)
JP (1) JPS6390089A (ko)
KR (1) KR910009464B1 (ko)
DE (1) DE3733232A1 (ko)
GB (1) GB2198873B (ko)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2585757B2 (ja) * 1988-11-02 1997-02-26 株式会社日立製作所 情報信号の記録再生方法及び記録再生装置
JPH0317864A (ja) * 1989-06-14 1991-01-25 Sony Corp 映像信号の記録モード判別装置
JPH0317883A (ja) * 1989-06-15 1991-01-25 Sony Corp 時間情報発生装置
DE3925663A1 (de) * 1989-08-03 1991-02-07 Thomson Brandt Gmbh Digitales signalverarbeitungssystem
JP2783632B2 (ja) * 1990-02-20 1998-08-06 キヤノン株式会社 情報信号記録及び再生装置
JP3120533B2 (ja) * 1992-02-12 2000-12-25 ソニー株式会社 画像認識度改善回路
US5627694A (en) * 1992-02-19 1997-05-06 Mitsubishi Denki Kabushiki Kaisha Recording/reproducing apparatus for recording and reproducing multiple kinds of digital signals having different data amounts per unit time
JPH05325431A (ja) * 1992-05-22 1993-12-10 Matsushita Electric Ind Co Ltd 磁気ディスク装置
JPH06132950A (ja) * 1992-10-22 1994-05-13 Hitachi Ltd データ同期出力装置
US20020012186A1 (en) * 2000-07-24 2002-01-31 Tohoku Techno Arch Co., Ltd. Magnetic record/reproduce apparatus for recording/reproducing large amounts of data at ultra-high-speed using a perpendicular magnetic recording mode

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5580867A (en) * 1978-12-12 1980-06-18 Sony Corp Block synchronous signal extracting circuit
JPS5753880A (en) * 1980-09-12 1982-03-31 Victor Co Of Japan Ltd Detector of periodic signal

Also Published As

Publication number Publication date
JPS6390089A (ja) 1988-04-20
GB2198873A (en) 1988-06-22
KR910009464B1 (ko) 1991-11-16
DE3733232C2 (ko) 1990-08-23
US4858035A (en) 1989-08-15
DE3733232A1 (de) 1988-05-11
GB8722835D0 (en) 1987-11-04
GB2198873B (en) 1990-07-25

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