KR0119791Y1 - 오버 라이트용 광자기 디스크 드라이브 - Google Patents
오버 라이트용 광자기 디스크 드라이브Info
- Publication number
- KR0119791Y1 KR0119791Y1 KR2019910024212U KR910024212U KR0119791Y1 KR 0119791 Y1 KR0119791 Y1 KR 0119791Y1 KR 2019910024212 U KR2019910024212 U KR 2019910024212U KR 910024212 U KR910024212 U KR 910024212U KR 0119791 Y1 KR0119791 Y1 KR 0119791Y1
- Authority
- KR
- South Korea
- Prior art keywords
- recording
- laser diode
- optical disk
- magnetic field
- magneto
- 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 - Lifetime
Links
- 230000003287 optical effect Effects 0.000 title abstract description 8
- 238000000034 method Methods 0.000 abstract description 15
- 238000003491 array Methods 0.000 abstract description 2
- 239000002356 single layer Substances 0.000 abstract description 2
- 230000005415 magnetization Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
- G11B11/03—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by deforming with non-mechanical means, e.g. laser, beam of particles
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
Abstract
Description
Claims (1)
- 광자기 디스크(7)의 일측에 배치되는 기록 및 재생용 레이저 다이오드(1)와 소거용 레이저 다이오드(2)와, 상기 기록 및 재생용 레이저 다이오드(1)와 소거용 레이저 다이오드(2)에 결합되는 레이저 어레이(5,6)와, 상기 광자기 디스크(7)의 타측에서 상기 기록 및 재생용 레이저 다이오드(1)와 소거용 레이저 다이오드(2)에 대응하여 배치되는 자장 인가용 외부 자장원(3,4)을 구비하여 정보의 소거 및 기록을 동시에 행하도록 구성함을 특징으로 하는 오버 라이트용 광자기 디스크 드라이브.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019910024212U KR0119791Y1 (ko) | 1991-12-27 | 1991-12-27 | 오버 라이트용 광자기 디스크 드라이브 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019910024212U KR0119791Y1 (ko) | 1991-12-27 | 1991-12-27 | 오버 라이트용 광자기 디스크 드라이브 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR930015779U KR930015779U (ko) | 1993-07-28 |
KR0119791Y1 true KR0119791Y1 (ko) | 1998-08-01 |
Family
ID=19325878
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2019910024212U Expired - Lifetime KR0119791Y1 (ko) | 1991-12-27 | 1991-12-27 | 오버 라이트용 광자기 디스크 드라이브 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR0119791Y1 (ko) |
-
1991
- 1991-12-27 KR KR2019910024212U patent/KR0119791Y1/ko not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
KR930015779U (ko) | 1993-07-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
UA0108 | Application for utility model registration |
Comment text: Application for Utility Model Registration Patent event code: UA01011R08D Patent event date: 19911227 |
|
UG1501 | Laying open of application | ||
A201 | Request for examination | ||
UA0201 | Request for examination |
Patent event date: 19941224 Patent event code: UA02012R01D Comment text: Request for Examination of Application Patent event date: 19911227 Patent event code: UA02011R01I Comment text: Application for Utility Model Registration |
|
E902 | Notification of reason for refusal | ||
UE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event code: UE09021S01D Patent event date: 19971129 |
|
E701 | Decision to grant or registration of patent right | ||
UE0701 | Decision of registration |
Patent event date: 19980312 Comment text: Decision to Grant Registration Patent event code: UE07011S01D |
|
REGI | Registration of establishment | ||
UR0701 | Registration of establishment |
Patent event date: 19980325 Patent event code: UR07011E01D Comment text: Registration of Establishment |
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UR1002 | Payment of registration fee |
Start annual number: 1 End annual number: 3 Payment date: 19980325 |
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UG1601 | Publication of registration | ||
UR1001 | Payment of annual fee |
Payment date: 20001228 Start annual number: 4 End annual number: 4 |
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UR1001 | Payment of annual fee |
Payment date: 20010926 Start annual number: 5 End annual number: 5 |
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UR1001 | Payment of annual fee |
Payment date: 20020927 Start annual number: 6 End annual number: 6 |
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UR1001 | Payment of annual fee |
Payment date: 20031229 Start annual number: 7 End annual number: 7 |
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UR1001 | Payment of annual fee |
Payment date: 20041221 Start annual number: 8 End annual number: 8 |
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FPAY | Annual fee payment |
Payment date: 20051201 Year of fee payment: 9 |
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UR1001 | Payment of annual fee |
Payment date: 20051201 Start annual number: 9 End annual number: 9 |
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EXPY | Expiration of term |