FR2177573B1 - - Google Patents

Info

Publication number: FR2177573B1
Authority: FR; France
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

Application number

FR7211213A

Other languages

Other versions

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Thales SA

Original Assignee

Thomson CSF SA

Priority date (The priority date 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 date listed.)

1972-03-30

Filing date

1972-03-30

Publication date

1974-08-02

1972-03-30 Application filed by Thomson CSF SA filed Critical Thomson CSF SA

1972-03-30 Priority to FR7211213A priority Critical patent/FR2177573B1/fr

1973-11-09 Publication of FR2177573A1 publication Critical patent/FR2177573A1/fr

1974-08-02 Application granted granted Critical

1974-08-02 Publication of FR2177573B1 publication Critical patent/FR2177573B1/fr

Status Expired legal-status Critical Current

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
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/32—Holograms used as optical elements

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Optics & Photonics (AREA)

FR7211213A 1972-03-30 1972-03-30 Expired FR2177573B1 (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
FR7211213A FR2177573B1 (en)	1972-03-30	1972-03-30

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR7211213A FR2177573B1 (en)	1972-03-30	1972-03-30

Publications (2)

Publication Number	Publication Date
FR2177573A1 FR2177573A1 (en)	1973-11-09
FR2177573B1 true FR2177573B1 (en)	1974-08-02

Family

ID=9096078

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR7211213A Expired FR2177573B1 (en)	1972-03-30	1972-03-30

Country Status (1)

Country	Link
FR (1)	FR2177573B1 (en)

1972
- 1972-03-30 FR FR7211213A patent/FR2177573B1/fr not_active Expired

Also Published As

Publication number	Publication date
FR2177573A1 (en)	1973-11-09

Publication	Publication Date	Title
AU472383B2 (en)	1976-05-20
BG18037A1 (en)	1974-09-02
BG18109A1 (en)	1974-09-02
BG18156A1 (en)	1974-09-02
BG18658A1 (en)	1975-03-20
BG21461A1 (en)	1976-07-20
CH1082672A4 (en)	1975-03-14
CH1675273A4 (en)	1975-05-15
CH559056A5 (en)	1975-02-28
CH559136A5 (en)	1975-02-28
CH559284A5 (en)	1975-02-28
CH559377A5 (en)	1975-02-28
CH559524A5 (en)	1975-03-14
CH559672A5 (en)	1975-03-14
CH559685A5 (en)	1975-03-14
CH559981A5 (en)	1975-03-14
CH560074A5 (en)	1975-03-27
CH562659A5 (en)	1975-06-13
CH562737A5 (en)	1975-06-13
CH563063A5 (en)	1975-06-13
CH564282A5 (en)	1975-07-15
CH564663A5 (en)	1975-07-31
CH564698A5 (en)	1975-07-31
CH564714A5 (en)	1975-07-31
CH565447A5 (en)	1975-08-15

Legal Events

Date	Code	Title	Description
1980-01-18	ST	Notification of lapse