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KR870000686A - 자기 전사 방법 - Google Patents

자기 전사 방법 Download PDF

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Publication number
KR870000686A
KR870000686A KR1019860005127A KR860005127A KR870000686A KR 870000686 A KR870000686 A KR 870000686A KR 1019860005127 A KR1019860005127 A KR 1019860005127A KR 860005127 A KR860005127 A KR 860005127A KR 870000686 A KR870000686 A KR 870000686A
Authority
KR
South Korea
Prior art keywords
medium
master
self
magnetic
slave
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
KR1019860005127A
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English (en)
Other versions
KR960002038B1 (ko
Inventor
다께히로 나가끼
다께히로 다가끼
도시유끼 스즈끼
Original Assignee
소니 가부시끼가이샤
오오가 노리오
가부시끼가이샤 도시바
소니 가부시끼 가이샤
와다리 스기이찌로
가부시끼 가이샤 도시바
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 소니 가부시끼가이샤, 오오가 노리오, 가부시끼가이샤 도시바, 소니 가부시끼 가이샤, 와다리 스기이찌로, 가부시끼 가이샤 도시바 filed Critical 소니 가부시끼가이샤
Publication of KR870000686A publication Critical patent/KR870000686A/ko
Application granted granted Critical
Publication of KR960002038B1 publication Critical patent/KR960002038B1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • G11B5/86—Re-recording, i.e. transcribing information from one magnetisable record carrier on to one or more similar or dissimilar record carriers
    • 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
    • G11B5/86—Re-recording, i.e. transcribing information from one magnetisable record carrier on to one or more similar or dissimilar record carriers
    • G11B5/865—Re-recording, i.e. transcribing information from one magnetisable record carrier on to one or more similar or dissimilar record carriers by contact "printing"
    • 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
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
    • G11B5/70—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer
    • G11B5/706—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material
    • G11B5/70626—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material containing non-metallic substances
    • G11B5/70642—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material containing non-metallic substances iron oxides
    • G11B5/70678—Ferrites

Landscapes

  • Magnetic Record Carriers (AREA)
  • Paints Or Removers (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)

Abstract

내용 없음.

Description

자기 전사 방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 자기 전사 장치의 한 예를 도시한 구성도.
제3도는 본 발명의 실시예에 따라 측정된 전사효율의 주파수 특성을 나타내는 다이어그램.
제5도는 본 발명의 실시예 및 비교 실시예에 따르는 슬레이브 매체의 전사출력의 기록파장 및 바이어스비 H bias/HC의 의존성을 도시한 다이어그램.
*도면의 주요부분에 대한 부호의 설명
1,13 : 비자성 원통체 2 : 구동 로울러
3 : 마스터 매체 4 : 슬레이브 매체
5 : 구동 모터 6 : 도르레
7 : 안내 로울러 11 : 전방 코어부
16 : 후방코어부

Claims (6)

  1. 마스터 매체와 슬레이브 매체를 압점시켜 전사용 바이어스 자제를 인가하고, 마스터 매체의 기록을 슬레이브 매체에 전사하는 자기 전사 방법에 있어서, 상기 슬레이브 매체로서 6방정계 페라이트의 자성분이 도포된 자기 기록 매체를 사용하는 것을 특징으로 하는 자기 전사 방법.
  2. 제1항에 있어서, 상기 6방정계 페라이트는 일반식 Moㆍn(Fe2O3)로 표시되고, 여기에서 M은 Ba,Sr 및 Ca 중 최소한 하나를 나타내며 n은 5 내지 6인 것을 특징으로 하는 자기 전사 방법.
  3. 제1항에 있어서, 상기 6방정계 페라이트는 일반식 BaOㆍn(Fe1-mXm)2O3로 표시되고, 여기에서 X는 Co,Ti,Ni,Mn,Cu,Zn,In,Ge 및 Nb 중 최소한 하나를 표시하며 m은 0 내지 0.2의 수, n은 5 내지 6의 수를 표시하는 것을 특징으로 하는 자기 전사 방법.
  4. 제1항에 있어서, 상기 마스터 매체는 슬레이브 매체의 2배 이상의 저항력을 갖는 것을 특징으로 하는 자기 전사 방법.
  5. 제1항에 있어서, 상기 마스터 매체는 메탈 테이프인 것을 특징으로 하는 자기 전사 방법.
  6. 제1항에 있어서, 상기 마스터 매체는 증착 테이프인 것을 특징으로 하는 자기 전사 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019860005127A 1985-06-26 1986-06-26 자기 전사 장치 Expired - Fee Related KR960002038B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP60139879A JPS621123A (ja) 1985-06-26 1985-06-26 磁気転写方法
JP139879 1985-06-26

Publications (2)

Publication Number Publication Date
KR870000686A true KR870000686A (ko) 1987-02-19
KR960002038B1 KR960002038B1 (ko) 1996-02-09

Family

ID=15255694

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019860005127A Expired - Fee Related KR960002038B1 (ko) 1985-06-26 1986-06-26 자기 전사 장치

Country Status (4)

Country Link
EP (1) EP0208471B1 (ko)
JP (1) JPS621123A (ko)
KR (1) KR960002038B1 (ko)
DE (1) DE3685159D1 (ko)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6344214U (ko) * 1986-09-04 1988-03-24
US4907103A (en) * 1987-01-14 1990-03-06 Otari Electric Company, Ltd. Low CnO2 loading, high coercivity thermomagnetic tape duplication
JPS63177317A (ja) * 1987-01-19 1988-07-21 Toshiba Corp 磁気転写方法
JPS63253535A (ja) * 1987-04-09 1988-10-20 Hitachi Maxell Ltd 信号入り磁気記録媒体の製造方法
FR2616440B1 (fr) * 1987-06-12 1993-01-08 Cga Hbs Compose pulverulent magnetique pour une encre
JPH0543344Y2 (ko) * 1988-11-29 1993-11-01
US5217820A (en) * 1988-12-16 1993-06-08 Kabushiki Kaisha Toshiba High density slave magnetic recording media having specified perpendicular squareness rectangular ratio, roughness and number of projections
WO1991016706A1 (en) * 1990-04-17 1991-10-31 Hitachi Maxell, Ltd. Method of producing magnetic disks having signals
EP0453663B1 (en) * 1990-04-19 1996-01-24 Kabushiki Kaisha Toshiba Slave magnetic recording media and its production method
JPH0417123A (ja) * 1990-05-10 1992-01-21 Toshiba Corp 磁気記録信号の接触転写方式
US5247397A (en) * 1990-10-26 1993-09-21 Sony Corporation Method for magnetically recording digital video signals with specified ranges of the easy axis and the bias magnetic field
JP3104250B2 (ja) * 1990-10-31 2000-10-30 ソニー株式会社 ディジタル画像信号の磁気記録方法
JP3040107U (ja) * 1997-01-31 1997-08-15 株式会社佐藤精機 端子接合構造

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH317945A (de) * 1951-12-31 1956-12-15 Philips Nv Verfahren zur Herstellung eines Magnettonträgers
US3721775A (en) * 1968-10-20 1973-03-20 Ricoh Kk Device for transferring magnetic signals from a master sheet to magnetic sheets
US3844907A (en) * 1970-03-27 1974-10-29 Fuji Photo Film Co Ltd Method of reproducing magnetization pattern
JPS5671822A (en) * 1979-11-15 1981-06-15 Tdk Corp Magnetic recording medium
JPS6012973B2 (ja) * 1980-05-08 1985-04-04 株式会社東芝 Ｂａ−フエライト粉末の製造方法

Also Published As

Publication number Publication date
DE3685159D1 (de) 1992-06-11
EP0208471A2 (en) 1987-01-14
JPH0553013B2 (ko) 1993-08-09
JPS621123A (ja) 1987-01-07
KR960002038B1 (ko) 1996-02-09
EP0208471A3 (en) 1989-07-26
EP0208471B1 (en) 1992-05-06

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