KR880014533A - 광학적 파장 다중 기록 재생장치 - Google Patents
광학적 파장 다중 기록 재생장치 Download PDFInfo
- Publication number
- KR880014533A KR880014533A KR1019880005821A KR880005821A KR880014533A KR 880014533 A KR880014533 A KR 880014533A KR 1019880005821 A KR1019880005821 A KR 1019880005821A KR 880005821 A KR880005821 A KR 880005821A KR 880014533 A KR880014533 A KR 880014533A
- Authority
- KR
- South Korea
- Prior art keywords
- medium
- wavelength
- light beam
- optical wavelength
- optical
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 title claims description 6
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
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
- G11B11/12—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 optical means
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/2407—Tracks or pits; Shape, structure or physical properties thereof
- G11B7/24085—Pits
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
- G11B7/0045—Recording
- G11B7/00453—Recording involving spectral or photochemical hole burning
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
- G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
- G11B7/244—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising organic materials only
Landscapes
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biophysics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Optical Recording Or Reproduction (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
- Optical Head (AREA)
- Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
- Thermal Transfer Or Thermal Recording In General (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 일 실시예에 의한 광학적 파장 다중 기록 재생장치의 구성도, 제2도는 본 발명의 기록 원리를 설명하는 설명도.
Claims (1)
- 파장 가변의 광원과 파장 다중 기록 가능한 매체와 상기 광원으로부터의 광속을 집광하여 상기 매체에 투사하는 광학계와 이 광학계의 일부 혹은 복수개를 구동하는 구동수단과 상기 매체로부터의 반사 광속 혹은 투과 광속을 검지하여 파장 차원에서의 데이터 비트의 재생 출력을 얻는 광 검지 수단과를 가지는 광학적 파장 다중 기록 재생장치에 있어서 상기 매체는 기록 파장역의 서로 다른 최소한 2종류 이상의 매체를 충상으로 중첩한 것을 특징으로 하는 광학적 파장 다중 기록 재생장치.※ 참고사항:최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62-124661 | 1987-05-20 | ||
| JP62124661A JPS63288437A (ja) | 1987-05-20 | 1987-05-20 | 光学的波長多重記録再生装置 |
| JP87-124661 | 1989-05-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR880014533A true KR880014533A (ko) | 1988-12-24 |
| KR910003936B1 KR910003936B1 (ko) | 1991-06-17 |
Family
ID=14890923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019880005821A KR910003936B1 (ko) | 1987-05-20 | 1988-05-18 | 광학적 파장 다중기록 재생장치 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4962479A (ko) |
| EP (1) | EP0292240A3 (ko) |
| JP (1) | JPS63288437A (ko) |
| KR (1) | KR910003936B1 (ko) |
| CA (1) | CA1310414C (ko) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5910393A (en) * | 1987-06-10 | 1999-06-08 | Mitsubishi Denki Kabushiki Kaisha | Optical recording material |
| US5339201A (en) * | 1988-02-17 | 1994-08-16 | Mitsubishi Denki Kabushiki Kaisha | Optical computing element |
| US5297076A (en) * | 1992-06-23 | 1994-03-22 | International Business Machines Corporation | Spectral hole burning data storage system and method |
| US5327373A (en) * | 1992-08-21 | 1994-07-05 | Board Of Regents, The University Of Texas System | Optoelectronic memories with photoconductive thin films |
| JP2754186B2 (ja) * | 1995-10-13 | 1998-05-20 | 工業技術院長 | 単一光吸収体を用いる光記録再生装置および方法 |
| KR20110078844A (ko) * | 2009-12-31 | 2011-07-07 | 사단법인 한국전자정보통신산업진흥회 | 투과형 광디스크 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3896420A (en) * | 1972-01-14 | 1975-07-22 | Canadian Patents Dev | Frequency selective optical memory |
| US4101976A (en) * | 1977-02-14 | 1978-07-18 | International Business Machines Corporation | Frequency selective optical data storage system |
| US4158890A (en) * | 1977-12-12 | 1979-06-19 | International Business Machines Corporation | Frequency selective optical data storage system |
| DE3170922D1 (en) * | 1980-04-22 | 1985-07-18 | Agfa Gevaert Nv | Recording material for storage of digital information and a recording method for storage of digital information |
| US4459682A (en) * | 1981-12-14 | 1984-07-10 | Mossberg Thomas W | Time domain data storage |
| JPS6010421A (ja) * | 1983-06-27 | 1985-01-19 | インタ−ナショナル ビジネス マシ−ンズ コ−ポレ−ション | デ−タ記録方法 |
-
1987
- 1987-05-20 JP JP62124661A patent/JPS63288437A/ja active Pending
-
1988
- 1988-05-17 EP EP88304463A patent/EP0292240A3/en not_active Ceased
- 1988-05-18 KR KR1019880005821A patent/KR910003936B1/ko not_active IP Right Cessation
- 1988-05-19 US US07/195,759 patent/US4962479A/en not_active Expired - Fee Related
- 1988-05-19 CA CA000567293A patent/CA1310414C/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| KR910003936B1 (ko) | 1991-06-17 |
| US4962479A (en) | 1990-10-09 |
| EP0292240A2 (en) | 1988-11-23 |
| JPS63288437A (ja) | 1988-11-25 |
| CA1310414C (en) | 1992-11-17 |
| EP0292240A3 (en) | 1990-03-28 |
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Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 19880518 |
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Patent event code: PA02012R01D Patent event date: 19880518 Comment text: Request for Examination of Application |
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| PG1501 | Laying open of application | ||
| G160 | Decision to publish patent application | ||
| PG1605 | Publication of application before grant of patent |
Comment text: Decision on Publication of Application Patent event code: PG16051S01I Patent event date: 19910518 |
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| E701 | Decision to grant or registration of patent right | ||
| PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 19910914 |
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Comment text: Registration of Establishment Patent event date: 19910927 Patent event code: PR07011E01D |
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