ATE120577T1 - Dreidimensionales optisches speichersystem. - Google Patents
Dreidimensionales optisches speichersystem.Info
- Publication number
- ATE120577T1 ATE120577T1 AT89307166T AT89307166T ATE120577T1 AT E120577 T1 ATE120577 T1 AT E120577T1 AT 89307166 T AT89307166 T AT 89307166T AT 89307166 T AT89307166 T AT 89307166T AT E120577 T1 ATE120577 T1 AT E120577T1
- Authority
- AT
- Austria
- Prior art keywords
- data
- disk drive
- substrate
- dimensional optical
- different
- Prior art date
Links
Classifications
-
- 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
- G11B7/0055—Erasing
Landscapes
- Optical Recording Or Reproduction (AREA)
- Holo Graphy (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
- Optical Head (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/277,255 US5163039A (en) | 1988-07-29 | 1988-11-29 | Three-dimensional optical memory system |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE120577T1 true ATE120577T1 (de) | 1995-04-15 |
Family
ID=23060074
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT89307166T ATE120577T1 (de) | 1988-11-29 | 1989-07-14 | Dreidimensionales optisches speichersystem. |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0371580B1 (de) |
JP (1) | JPH02199630A (de) |
AT (1) | ATE120577T1 (de) |
CA (1) | CA1326903C (de) |
DE (1) | DE68921962T2 (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5113387A (en) * | 1989-12-12 | 1992-05-12 | Optex Corporation | Three laser optical disk drive system |
JP2001505701A (ja) * | 1996-12-05 | 2001-04-24 | オーエムディー デヴァイセス エルエルシー | 多層蛍光光学ディスクから3−dデータを読取る光学ピックアップ |
JP2001216649A (ja) | 2000-01-31 | 2001-08-10 | Central Glass Co Ltd | 三次元光メモリー媒体及びその記録方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4375091A (en) * | 1978-06-30 | 1983-02-22 | Discovision Associates | Method and apparatus for information retrieval from an optically readable storage medium |
DE3827738A1 (de) * | 1987-08-19 | 1989-03-02 | Mitsubishi Electric Corp | Frequenzselektive optische datenaufzeichnungs- und datenwiedergabevorrichtung |
-
1989
- 1989-05-23 CA CA000600454A patent/CA1326903C/en not_active Expired - Fee Related
- 1989-07-14 DE DE68921962T patent/DE68921962T2/de not_active Expired - Fee Related
- 1989-07-14 EP EP89307166A patent/EP0371580B1/de not_active Expired - Lifetime
- 1989-07-14 AT AT89307166T patent/ATE120577T1/de active
- 1989-11-29 JP JP1307846A patent/JPH02199630A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
EP0371580B1 (de) | 1995-03-29 |
DE68921962T2 (de) | 1995-10-19 |
DE68921962D1 (de) | 1995-05-04 |
JPH02199630A (ja) | 1990-08-08 |
CA1326903C (en) | 1994-02-08 |
EP0371580A2 (de) | 1990-06-06 |
EP0371580A3 (de) | 1992-04-01 |
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