DE2740076C3 - Hologrammspeicher - Google Patents
HologrammspeicherInfo
- Publication number
- DE2740076C3 DE2740076C3 DE19772740076 DE2740076A DE2740076C3 DE 2740076 C3 DE2740076 C3 DE 2740076C3 DE 19772740076 DE19772740076 DE 19772740076 DE 2740076 A DE2740076 A DE 2740076A DE 2740076 C3 DE2740076 C3 DE 2740076C3
- Authority
- DE
- Germany
- Prior art keywords
- light
- hologram
- information
- reconstructing
- light beam
- 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
Links
- 238000001514 detection method Methods 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 10
- 238000005286 illumination Methods 0.000 claims description 8
- 230000001427 coherent effect Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims 1
- 238000010276 construction Methods 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- MEFBJEMVZONFCJ-UHFFFAOYSA-N molybdate Chemical compound [O-][Mo]([O-])(=O)=O MEFBJEMVZONFCJ-UHFFFAOYSA-N 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C13/00—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
- G11C13/04—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam
- G11C13/042—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam using information stored in the form of interference pattern
- G11C13/046—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam using information stored in the form of interference pattern using other storage elements storing information in the form of an interference pattern
-
- 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
- G11B7/0065—Recording, reproducing or erasing by using optical interference patterns, e.g. holograms
Landscapes
- Holo Graphy (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10628076A JPS5332637A (en) | 1976-09-07 | 1976-09-07 | Hologram memory, its manufacture, and reproducing method for information |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2740076A1 DE2740076A1 (de) | 1978-03-16 |
| DE2740076B2 DE2740076B2 (de) | 1979-06-13 |
| DE2740076C3 true DE2740076C3 (de) | 1980-02-14 |
Family
ID=14429653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19772740076 Expired DE2740076C3 (de) | 1976-09-07 | 1977-09-06 | Hologrammspeicher |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS5332637A (OSRAM) |
| DE (1) | DE2740076C3 (OSRAM) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6144351U (ja) * | 1984-08-29 | 1986-03-24 | 幹雄 松枝 | 車窓洗浄水の加温装置 |
| DE3603267A1 (de) * | 1986-02-04 | 1987-08-06 | Roehm Gmbh | Vorrichtung zur reversiblen, optischen datenspeicherung (i) |
| DE3603266A1 (de) * | 1986-02-04 | 1987-08-06 | Roehm Gmbh | Vorrichtung zur reversibeln, optischen datenspeicherung (ii) |
| DE3603268A1 (de) * | 1986-02-04 | 1987-09-24 | Roehm Gmbh | Verfahren zur reversiblen, optischen datenspeicherung (iii) |
| JP2583772B2 (ja) * | 1987-11-30 | 1997-02-19 | 大日本印刷株式会社 | ホログラムカード |
| US4980922A (en) * | 1988-05-31 | 1990-12-25 | Grumman Aerospace Corporation | System for output plane calibration of an optical correlator |
| JPH04502072A (ja) * | 1989-10-03 | 1992-04-09 | グラマン エアロスペース コーポレーション | 光マッチドフィルター相関器におけるアラインメントシステム |
| US5838650A (en) * | 1996-06-26 | 1998-11-17 | Lucent Technologies Inc. | Image quality compensation method and apparatus for holographic data storage system |
| DE19912023C1 (de) * | 1999-03-17 | 2001-01-25 | Optostor Ag | Verfahren und Vorrichutng zum Auslesen von holographisch gespeicherten Daten aus einem Kristall |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50107952A (OSRAM) * | 1974-01-30 | 1975-08-25 | ||
| JPS5538670B2 (OSRAM) * | 1974-06-10 | 1980-10-06 | ||
| JPS50159751A (OSRAM) * | 1974-06-13 | 1975-12-24 | ||
| JPS516745A (ja) * | 1974-07-09 | 1976-01-20 | Toray Industries | Horoguramusaiseihoho |
-
1976
- 1976-09-07 JP JP10628076A patent/JPS5332637A/ja active Granted
-
1977
- 1977-09-06 DE DE19772740076 patent/DE2740076C3/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2740076A1 (de) | 1978-03-16 |
| JPS5332637A (en) | 1978-03-28 |
| JPS5611154B2 (OSRAM) | 1981-03-12 |
| DE2740076B2 (de) | 1979-06-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OD | Request for examination | ||
| C3 | Grant after two publication steps (3rd publication) | ||
| 8339 | Ceased/non-payment of the annual fee |