KR960002038B1 - 자기 전사 장치 - Google Patents
자기 전사 장치 Download PDFInfo
- Publication number
- KR960002038B1 KR960002038B1 KR1019860005127A KR860005127A KR960002038B1 KR 960002038 B1 KR960002038 B1 KR 960002038B1 KR 1019860005127 A KR1019860005127 A KR 1019860005127A KR 860005127 A KR860005127 A KR 860005127A KR 960002038 B1 KR960002038 B1 KR 960002038B1
- Authority
- KR
- South Korea
- Prior art keywords
- magnetic
- medium
- recording
- slave
- transfer device
- 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.)
- Expired - Fee Related
Links
Images
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"
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- 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
Description
Claims (5)
- 마스터 매체와 슬레이브 매체를 압접시키고 전사용 바이어스 자계를 인가하며 마스터 매체의 기록을 슬레이브 매체에 전사하는 자기 전사 장치에 있어서, 상기 슬레이브 매체는 6방정계 페라이트의 자성분이 도포된 자기기록 매체이며, 상기 6방정계 페라이트는 일반식 Mo. n(Fe2O3)로 표현되고 여기서 M은 Ba, Sr 및 Ca중의 적어도 하나이며, n은 5 내지 6인 것을 특징으로 하는 자기 전사 장치.
- 마스터 매체와 슬레이브 매체를 압접시키고 전사용 바이어스 자계를 인가하여 마스터 매체의 기록을 슬레이브 매체에 전사하는 자기 전사 장치에 있어서, 상기 슬레이브 매체는 6방정계 페라이트 자성분이 도포된 자기기록 매체이며, 상기 6방정계 페라이트는 일반식이 BaO.n(Fe1-nXnO3)로 표시되고 여기서 X는 Co, Ti, Ni, Mn, Cu, Zn, In, Ge 및 Nb중의 적어도 하나이며 m은 0 내지 0.2, n은 5 내지 6인 것을 특징으로 하는 자기 전사 장치.
- 제1항에 있어서, 상기 마스터 매체의 보자력은 슬레이브 매체의 보자력의 2배 이상인 것을 특징으로 하는 자기 전사 장치.
- 제1항에 있어서, 상기 마스터 매체는 메탈 테이프인 것을 특징으로 하는 자기 전사 장치.
- 제1항에 있어서, 상기 마스터 매체는 증착 테이프인 것을 특징으로 하는 자기 전사 장치.
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 KR870000686A (ko) | 1987-02-19 |
KR960002038B1 true 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)
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)
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 |
-
1985
- 1985-06-26 JP JP60139879A patent/JPS621123A/ja active Granted
-
1986
- 1986-06-25 EP EP86304937A patent/EP0208471B1/en not_active Expired - Lifetime
- 1986-06-25 DE DE8686304937T patent/DE3685159D1/de not_active Expired - Lifetime
- 1986-06-26 KR KR1019860005127A patent/KR960002038B1/ko not_active Expired - Fee Related
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 |
KR870000686A (ko) | 1987-02-19 |
EP0208471A3 (en) | 1989-07-26 |
EP0208471B1 (en) | 1992-05-06 |
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