BE794494A - - Google Patents
Info
- Publication number
- BE794494A BE794494A BE126847A BE794494DA BE794494A BE 794494 A BE794494 A BE 794494A BE 126847 A BE126847 A BE 126847A BE 794494D A BE794494D A BE 794494DA BE 794494 A BE794494 A BE 794494A
- Authority
- BE
- Belgium
Links
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
- G03H1/04—Processes or apparatus for producing holograms
- G03H1/20—Copying holograms by holographic, i.e. optical means
- G03H1/202—Contact copy when the reconstruction beam for the master H1 also serves as reference beam for the copy H2
-
- 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
- G03H1/04—Processes or apparatus for producing holograms
- G03H1/06—Processes or apparatus for producing holograms using incoherent light
-
- 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
- G03H1/04—Processes or apparatus for producing holograms
- G03H1/18—Particular processing of hologram record carriers, e.g. for obtaining blazed holograms
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- 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
-
- 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
- G03H1/04—Processes or apparatus for producing holograms
- G03H1/0486—Improving or monitoring the quality of the record, e.g. by compensating distortions, aberrations
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optical Recording Or Reproduction (AREA)
- Holo Graphy (AREA)
- Optical Communication System (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2214396A DE2214396C2 (de) | 1972-03-24 | 1972-03-24 | Verfahren zur sequentiellen, nichtkohärenten, redundanten, optischen Datenspeicherung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE794494A true BE794494A (en:Method) | 1974-08-05 |
Family
ID=5840050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE126847A BE794494A (en:Method) | 1972-03-24 |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US4135251A (en:Method) |
| BE (1) | BE794494A (en:Method) |
| CA (1) | CA1028879A (en:Method) |
| DE (1) | DE2214396C2 (en:Method) |
| DK (1) | DK156473A (en:Method) |
| FR (1) | FR2371039A1 (en:Method) |
| GB (1) | GB1502256A (en:Method) |
| IT (1) | IT1019539B (en:Method) |
| LU (1) | LU66940A1 (en:Method) |
| NL (1) | NL7303414A (en:Method) |
| NO (1) | NO141068C (en:Method) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8518510D0 (en) * | 1985-07-23 | 1985-08-29 | Martin P L | Combined holographic & photographic camera |
| US4947299A (en) * | 1990-01-02 | 1990-08-07 | Lin Ming Hung | Holographic decorative lamp |
| IL101570A0 (en) * | 1992-04-10 | 1992-12-30 | Amir Alon | Method and apparatus for reading data |
| IL106009A0 (en) * | 1993-06-14 | 1993-10-20 | Amir Alon | Method and apparatus for the simultaneous writing of data on an optical disk |
| IL107181A0 (en) * | 1993-10-04 | 1994-01-25 | Nogatech Ltd | Optical disk reader |
| US6020985A (en) * | 1998-01-30 | 2000-02-01 | Siros Technologies, Inc. | Multilayer reflection microhologram storage in tape media |
| US6327171B1 (en) * | 1998-03-20 | 2001-12-04 | Pioneer Electronic Corporation | Digital signal recording/reproducing method |
| US6038709A (en) * | 1999-01-06 | 2000-03-21 | Kent; Dorothy M. | Toilet plunger holder and cover |
| JP4442162B2 (ja) * | 2003-08-27 | 2010-03-31 | Ｔｄｋ株式会社 | ホログラフィック記録再生システム |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1143086A (en) * | 1965-08-13 | 1969-02-19 | Ibm | Information correlating |
| US3778128A (en) * | 1972-05-30 | 1973-12-11 | Rca Corp | Gated holographic coding system for reducing alignment requirements |
-
0
- BE BE126847A patent/BE794494A/xx not_active IP Right Cessation
-
1972
- 1972-03-24 DE DE2214396A patent/DE2214396C2/de not_active Expired
-
1973
- 1973-01-31 LU LU66940A patent/LU66940A1/de unknown
- 1973-02-12 CA CA163,478A patent/CA1028879A/en not_active Expired
- 1973-02-14 IT IT20411/73A patent/IT1019539B/it active
- 1973-02-14 GB GB7327/73A patent/GB1502256A/en not_active Expired
- 1973-03-12 US US05/342,301 patent/US4135251A/en not_active Expired - Lifetime
- 1973-03-12 NL NL7303414A patent/NL7303414A/xx not_active Application Discontinuation
- 1973-03-22 FR FR7310307A patent/FR2371039A1/fr active Granted
- 1973-03-22 DK DK156473A patent/DK156473A/da not_active IP Right Cessation
- 1973-03-23 NO NO1201/73A patent/NO141068C/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR2371039A1 (fr) | 1978-06-09 |
| GB1502256A (en) | 1978-03-01 |
| NO120173L (no) | 1977-10-19 |
| DE2214396A1 (de) | 1978-02-23 |
| CA1028879A (en) | 1978-04-04 |
| US4135251A (en) | 1979-01-16 |
| IT1019539B (it) | 1977-11-30 |
| NO141068B (no) | 1979-09-24 |
| NL7303414A (nl) | 1977-12-30 |
| NO141068C (no) | 1980-01-09 |
| FR2371039B1 (en:Method) | 1980-11-07 |
| LU66940A1 (de) | |
| DE2214396C2 (de) | 1983-04-07 |
| DK156473A (da) | 1982-04-27 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: SIEMENS A.G. Effective date: 19860131 |