DE2120007C3 - Holographischer Datenspeicher - Google Patents
Holographischer DatenspeicherInfo
- Publication number
- DE2120007C3 DE2120007C3 DE19712120007 DE2120007A DE2120007C3 DE 2120007 C3 DE2120007 C3 DE 2120007C3 DE 19712120007 DE19712120007 DE 19712120007 DE 2120007 A DE2120007 A DE 2120007A DE 2120007 C3 DE2120007 C3 DE 2120007C3
- Authority
- DE
- Germany
- Prior art keywords
- bundle
- radiation
- storage medium
- beam path
- storage
- 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
- 238000013500 data storage Methods 0.000 title claims description 11
- 230000005855 radiation Effects 0.000 claims description 36
- 230000010287 polarization Effects 0.000 claims description 20
- 238000000034 method Methods 0.000 claims description 9
- 230000001154 acute effect Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims 1
- 238000005286 illumination Methods 0.000 description 18
- 230000003287 optical effect Effects 0.000 description 12
- 239000004065 semiconductor Substances 0.000 description 11
- 239000013078 crystal Substances 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 230000018109 developmental process Effects 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 229910052797 bismuth Inorganic materials 0.000 description 2
- KYAZRUPZRJALEP-UHFFFAOYSA-N bismuth manganese Chemical compound [Mn].[Bi] KYAZRUPZRJALEP-UHFFFAOYSA-N 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- LWIHDJKSTIGBAC-UHFFFAOYSA-K tripotassium phosphate Chemical compound [K+].[K+].[K+].[O-]P([O-])([O-])=O LWIHDJKSTIGBAC-UHFFFAOYSA-K 0.000 description 2
- 229910021532 Calcite Inorganic materials 0.000 description 1
- 101100346656 Drosophila melanogaster strat gene Proteins 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- 229910000160 potassium phosphate Inorganic materials 0.000 description 1
- 235000011009 potassium phosphates Nutrition 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 229910052594 sapphire Inorganic materials 0.000 description 1
- 239000010980 sapphire Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 201000009482 yaws Diseases 0.000 description 1
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
- G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
- G03H1/26—Processes or apparatus specially adapted to produce multiple sub- holograms or to obtain images from them, e.g. multicolour technique
-
- 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
- G11C13/043—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 magnetic-optical storage elements
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Holo Graphy (AREA)
- Optical Recording Or Reproduction (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US3128470A | 1970-04-23 | 1970-04-23 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2120007A1 DE2120007A1 (de) | 1971-11-11 |
| DE2120007B2 DE2120007B2 (de) | 1974-03-07 |
| DE2120007C3 true DE2120007C3 (de) | 1974-10-03 |
Family
ID=21858591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19712120007 Expired DE2120007C3 (de) | 1970-04-23 | 1971-04-23 | Holographischer Datenspeicher |
Country Status (5)
| Country | Link |
|---|---|
| CA (1) | CA947560A (enExample) |
| DE (1) | DE2120007C3 (enExample) |
| FR (1) | FR2086283B1 (enExample) |
| GB (1) | GB1342501A (enExample) |
| NL (1) | NL7105465A (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114122899B (zh) * | 2022-01-28 | 2022-04-05 | 苏州长光华芯光电技术股份有限公司 | 一种波长锁定系统 |
-
1971
- 1971-04-14 CA CA110,378A patent/CA947560A/en not_active Expired
- 1971-04-20 GB GB1007071A patent/GB1342501A/en not_active Expired
- 1971-04-22 NL NL7105465A patent/NL7105465A/xx unknown
- 1971-04-22 FR FR7114414A patent/FR2086283B1/fr not_active Expired
- 1971-04-23 DE DE19712120007 patent/DE2120007C3/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2120007A1 (de) | 1971-11-11 |
| FR2086283A1 (enExample) | 1971-12-31 |
| FR2086283B1 (enExample) | 1976-02-06 |
| GB1342501A (en) | 1974-01-03 |
| DE2120007B2 (de) | 1974-03-07 |
| CA947560A (en) | 1974-05-21 |
| NL7105465A (enExample) | 1971-10-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) |