KR910010475A - 아날로그/디지탈호환재생시스템 - Google Patents

아날로그/디지탈호환재생시스템 Download PDF

Info

Publication number
KR910010475A
KR910010475A KR1019900019309A KR900019309A KR910010475A KR 910010475 A KR910010475 A KR 910010475A KR 1019900019309 A KR1019900019309 A KR 1019900019309A KR 900019309 A KR900019309 A KR 900019309A KR 910010475 A KR910010475 A KR 910010475A
Authority
KR
South Korea
Prior art keywords
recording
digital
magnetic tape
analog
reproducing
Prior art date
Application number
KR1019900019309A
Other languages
English (en)
Other versions
KR0183976B1 (ko
Inventor
유다까 소다
게이스께 후지와라
히로아끼 야다
사도루 세꼬
무네가스 후꾸야마
데쓰오 세끼야
Original Assignee
오가 노리오
소니 가부시기가이샤
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
Priority claimed from JP31045189A external-priority patent/JPH03171487A/ja
Priority claimed from JP1310449A external-priority patent/JP2855723B2/ja
Application filed by 오가 노리오, 소니 가부시기가이샤 filed Critical 오가 노리오
Publication of KR910010475A publication Critical patent/KR910010475A/ko
Application granted granted Critical
Publication of KR0183976B1 publication Critical patent/KR0183976B1/ko

Links

Classifications

    • 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/02—Containers; Storing means both adapted to cooperate with the recording or reproducing means
    • G11B23/04—Magazines; Cassettes for webs or filaments
    • G11B23/08—Magazines; Cassettes for webs or filaments for housing webs or filaments having two distinct ends
    • G11B23/087—Magazines; Cassettes for webs or filaments for housing webs or filaments having two distinct ends using two different reels or cores
    • 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
    • G11B15/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B15/12—Masking of heads; circuits for Selecting or switching of heads between operative and inoperative functions or between different operative functions or for selection between operative heads; Masking of beams, e.g. of light beams
    • G11B15/125—Masking of heads; circuits for Selecting or switching of heads between operative and inoperative functions or between different operative functions or for selection between operative heads; Masking of beams, e.g. of light beams conditioned by the operating function of the apparatus
    • 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
    • G11B15/26—Driving record carriers by members acting directly or indirectly thereon
    • G11B15/32—Driving record carriers by members acting directly or indirectly thereon through the reels or cores on to which the record carrier is wound
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/28—Indicating or preventing prior or unauthorised use, e.g. cassettes with sealing or locking means, write-protect devices for discs
    • 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
    • G11B5/008—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires
    • G11B5/00813—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires magnetic tapes
    • G11B5/00878—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires magnetic tapes transducing different track configurations or formats on the same tape
    • 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
    • G11B5/488—Disposition of heads
    • G11B5/4893—Disposition of heads relative to moving tape

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Magnetic Record Carriers (AREA)
  • Digital Magnetic Recording (AREA)

Abstract

내용 없음

Description

아날로그/디지탈호환재생시스템
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도와 제2도는 본 발명의 시스템의 1실시예에 따른 트랙과 헤드소자사이의 관계를 나타낸 도면.

Claims (5)

  1. 복수 n개의 디지탈데이터기록트랙을 가지는 디지탈기록자기테이프와, 소정의 폭의 가드밴드를 사이에 두고 제1의 아날로그 기록트랙과, 제2의 아날로그 기록트랙을 가지는 아날로그 기록자기 테이프를 사용하고, 상기 디지탈기록자기테이프의 재생시에는 상기 n개의 디지탈데이터기록트랙에 각각 대응하여 설치된 n개의 재생자기헤드소자에 의해 각 디지탈데이터기록트랙상의 신호를 재생하고, 상기 아날로그 기록자기테이프의 재생시에는 상기 n개의 재생자기헤드소자중 상기 1 및 제2의 기록트랙에 대응하는 각각 복수의 m개의 재생자기헤드소자로부터 공통의 출력을 내도록 드라이브되는 것을 특징으로 하는 아날로그/디지탈호환재생시스템.
  2. 제1항에 있어서, 상기 재생자기헤드소자가 자기저항효과자기 감지부를 가지고 자기저항효과형 재생자기헤드소자로 이루어지고, 이 자기헤드소자에 의한 상기 아날로그기록자기테이프에 대한 재생시에는 기 자기저항효과자기감지부에 고주파바이어스 저장을 인가하고, 상기 디지탈기록자기테이프에 대한 재생시에는 상기 자기저항효과자기감지부에 DC바이어스 자장을 인가하는 스위칭 수단을 구비하는 것을 특징으로 하는 아날로그/디지탈호환재생시스템.
  3. 각각 자기테이프의 폭방향으로 2분할된 일반부(一半部)를 타반부에 대하여, 이 자기테이프의 일방향으로의 주행과 타방향으로의 주행에 의해 상기 각 반부의 재생을 행하도록 이루어진 아날로그기록자기테이프와, 디지탈기록자기테이프를 사용하고, 상기 일방향으로의 주행에 관하여 상기 아날로그기록자기테이프에서는 일반부에, 상기 디지탈기록자기테이프에서는 상기 타반부에 각각 기록부를 가지고, 상기 타방향으로의 주행에 관하여 상기 아날로그기록자기테이프에서는 상기 타반부에, 상기 디지탈 기록자기테이프에서는 상기 일반부에 각각 기록부를 가지는 것을 특징으로 하는 아날로그/디지탈호환재생시스템.
  4. 각각 자기테이프의 폭방향으로 2분할 된 일반부와 타단부에 대하여, 이 자기테이프의 일방향으로의 주행과 타방향으로의 주행에 의해 재생되도록 이루어진 아날로그 자기테이프와 디지탈자기테이프를 사용하고, 상기 자기테이프의 폭방향으로 2분할 된 각 반부에 대응하는 위치에 배치된 아날로그 재생자기헤드와, 디지탈재생용의 복수의 디지탈데이터트랙에 대응하는 재생자기헤드소자로 이루어진 디지탈재생자기헤드에 의해 아날로그 기록의 재생과 디지탈기록의 재생을 행하는 것을 특징으로 하는 아날로그/디지탈호환재생시스템.
  5. 중심에 릴축을 가지고, 이 릴축과 일체로 릴축 주변에 결합 돌기부를 가지고 릴테이블의 상기 결합돌기부에 대응하는 위치에 절결부를 가지고, 상기 릴축의 관통을 저지하는 차단부를 가지는 릴허브를 구비하여 이루어지는 테이프카세트를 사용하는 아날로그/디지탈호환재생시스템.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019900019309A 1989-11-29 1990-11-28 아날로그/디지탈호환재생시스템 KR0183976B1 (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP89-310449 1989-11-29
JP31045189A JPH03171487A (ja) 1989-11-29 1989-11-29 テープカセット
JP89-310451 1989-11-29
JP1310449A JP2855723B2 (ja) 1989-11-29 1989-11-29 磁気テープ再生装置

Publications (2)

Publication Number Publication Date
KR910010475A true KR910010475A (ko) 1991-06-29
KR0183976B1 KR0183976B1 (ko) 1999-04-15

Family

ID=26566318

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900019309A KR0183976B1 (ko) 1989-11-29 1990-11-28 아날로그/디지탈호환재생시스템

Country Status (6)

Country Link
US (1) US5313342A (ko)
EP (1) EP0430265B1 (ko)
KR (1) KR0183976B1 (ko)
AT (1) ATE132997T1 (ko)
CA (1) CA2030885C (ko)
DE (1) DE69024764T2 (ko)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8901712A (nl) * 1989-01-30 1990-08-16 Philips Nv Longitudinaal magneetband recording systeem alsmede een magneetbandapparaat geschikt voor toepassing in het systeem alsmede een magneetkop geschikt voor toepassing in het magneetbandapparaat.
NL9001203A (nl) * 1989-12-18 1991-07-16 Philips Nv Systeem voor het opnemen/weergeven van signalen op in cassettes ondergebrachte magneetband.
JPH0589405A (ja) * 1991-09-30 1993-04-09 Pioneer Electron Corp デイジタル記録再生方式
KR100292588B1 (ko) * 1992-05-12 2001-06-15 이데이 노부유끼 자기기록재생장치및그방법
US5392170A (en) * 1992-09-22 1995-02-21 Tandberg Data A/S Magnetic tape storage unit with improved ability to read data by using a set of multiple read elements
TW235361B (ko) * 1992-11-13 1994-12-01 Philips Electronics Nv
JP2923161B2 (ja) * 1993-03-12 1999-07-26 シャープ株式会社 磁気テープ再生装置
US5903704A (en) * 1994-08-26 1999-05-11 Hitachi, Ltd. Apparatus for selectively recording and reproducing received analog and digital signals
SG34287A1 (en) * 1994-10-28 1996-12-06 Hitachi Ltd Input-output circuit recording apparatus and reproduction apparatus for digital video signal
JPH08279250A (ja) * 1995-04-04 1996-10-22 Matsushita Electric Ind Co Ltd ディジタル信号記録方法とディジタル信号書き換え方法及びｆｍ音声信号／ディジタル信号記録兼用ドラム装置とディジタル信号磁気記録再生装置
US6163644A (en) * 1995-04-27 2000-12-19 Hitachi, Ltd. Method and apparatus for receiving and/or reproducing digital signal
EP1128673A3 (en) * 2000-02-23 2006-05-10 THOMSON multimedia Video apparatus, notably video recorders, and processes for use in said video apparatus
US7656601B1 (en) * 2006-10-31 2010-02-02 Marvell International Ltd. Current biasing circuit to reduce MR common mode voltage jumping for MR resistance measurement

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4259703A (en) * 1978-06-20 1981-03-31 Emi Limited Magneto resistive magnetic transducers
US4525755A (en) * 1979-07-19 1985-06-25 Norwood Industries, Inc. Apparatus for recording and playing back magnetic tape cassettes and the like
US4309729A (en) * 1980-06-16 1982-01-05 Kice Warren B Magnetic tape cassette reproducing and/or recording system
JPS5864608A (ja) * 1981-10-15 1983-04-18 Victor Co Of Japan Ltd デイジタル信号記録再生方式
JPS5979403A (ja) * 1982-10-29 1984-05-08 Sony Corp テ−プレコ−ダ
US4703378A (en) * 1984-03-01 1987-10-27 Sony Corporation Magnetic transducer head utilizing magnetoresistance effect
JPS60195706A (ja) * 1984-03-16 1985-10-04 Victor Co Of Japan Ltd デイジタル信号再生装置
US4752840A (en) * 1985-06-25 1988-06-21 Sharp Kabushiki Kaisha Multitrack magnetic recording and reproducing device
JP2545885B2 (ja) * 1987-10-16 1996-10-23 ソニー株式会社 テープカセット
NL8901712A (nl) * 1989-01-30 1990-08-16 Philips Nv Longitudinaal magneetband recording systeem alsmede een magneetbandapparaat geschikt voor toepassing in het systeem alsmede een magneetkop geschikt voor toepassing in het magneetbandapparaat.

Also Published As

Publication number Publication date
EP0430265A3 (en) 1992-10-21
US5313342A (en) 1994-05-17
CA2030885C (en) 2000-11-07
ATE132997T1 (de) 1996-01-15
DE69024764D1 (de) 1996-02-22
KR0183976B1 (ko) 1999-04-15
DE69024764T2 (de) 1996-08-14
EP0430265B1 (en) 1996-01-10
CA2030885A1 (en) 1991-05-30
EP0430265A2 (en) 1991-06-05

Similar Documents

Publication Publication Date Title
KR910010475A (ko) 아날로그/디지탈호환재생시스템
KR840000140A (ko) 자기기록 방법
JPH0415521B2 (ko)
AU578062B2 (en) Recording a digital signal
KR860001414A (ko) 자기기록 재생장치
KR880013141A (ko) 자기기록 재생장치의 편향 로우딩장치
KR930017000A (ko) 영상신호 기록재생방식
KR920010611A (ko) 기록 재생 장치
KR880004430A (ko) 복합형 자기헤드
KR890003675Y1 (ko) 하드 디스크 드라이브의 자기헤드
KR960002152A (ko) 트랙밀도를 증가시킨 자기저항헤드
EP0535559A1 (en) Magnetic head
JPH0355134Y2 (ko)
KR880014512A (ko) 트랙가이드가 행하여지는 레코더
JPH0323501A (ja) ビデオテープレコーダー
ATE159376T1 (de) Vorbespielter aufzeichnungsträger
KR900005919Y1 (ko) 디지탈 오디오 테이프 레코오더의 nrzi변조회로
JPS6317101Y2 (ko)
JPS6271011A (ja) 磁気ヘツド
JPS62205501A (ja) 磁気記録方式
JPS63285718A (ja) 磁気抵抗効果型薄膜磁気ヘッド
JPS63288469A (ja) 磁気ディスク装置における記録・再生方式
JPS6449109A (en) Magnetic head device
JPH07334807A (ja) 磁気記録信号再生方法
JPS61220111A (ja) デイスク装置用ダブルアジマス式磁気ヘツド

Legal Events

Date Code Title Description
A201 Request for examination
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20031114

Year of fee payment: 6

LAPS Lapse due to unpaid annual fee