DE2635753C2 - Magneto-optischer Speicher für binäre Informationen durch Verschieben von Blasendomänen in einer ebenen, magnetisierbaren Schicht - Google Patents
Magneto-optischer Speicher für binäre Informationen durch Verschieben von Blasendomänen in einer ebenen, magnetisierbaren SchichtInfo
- Publication number
- DE2635753C2 DE2635753C2 DE19762635753 DE2635753A DE2635753C2 DE 2635753 C2 DE2635753 C2 DE 2635753C2 DE 19762635753 DE19762635753 DE 19762635753 DE 2635753 A DE2635753 A DE 2635753A DE 2635753 C2 DE2635753 C2 DE 2635753C2
- Authority
- DE
- Germany
- Prior art keywords
- bubble
- drivers
- memory
- quadrant
- domain
- 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
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
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/09—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on magneto-optical elements, e.g. exhibiting Faraday effect
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
- G11C11/02—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements
- G11C11/14—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using thin-film elements
-
- 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
- G11C13/06—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 magneto-optical elements
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Nonlinear Science (AREA)
- Power Engineering (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Computer Hardware Design (AREA)
- Holo Graphy (AREA)
- Optical Recording Or Reproduction (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US60384075A | 1975-08-11 | 1975-08-11 | |
US05/603,891 US4040039A (en) | 1975-08-11 | 1975-08-11 | Single wall domain latrix for optical data processing system |
Publications (2)
Publication Number | Publication Date |
---|---|
DE2635753A1 DE2635753A1 (de) | 1977-02-17 |
DE2635753C2 true DE2635753C2 (de) | 1982-10-21 |
Family
ID=27084535
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19762635753 Expired DE2635753C2 (de) | 1975-08-11 | 1976-08-09 | Magneto-optischer Speicher für binäre Informationen durch Verschieben von Blasendomänen in einer ebenen, magnetisierbaren Schicht |
Country Status (5)
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4012724A (en) * | 1975-11-28 | 1977-03-15 | Sperry Rand Corporation | Method of improving the operation of a single wall domain memory system |
US4011550A (en) * | 1975-11-28 | 1977-03-08 | Sperry Rand Corporation | Method of improving the operation of a single wall domain memory system |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3513452A (en) * | 1967-10-12 | 1970-05-19 | Bell Telephone Labor Inc | Single domain wall propagation in magnetic sheets |
US3651498A (en) * | 1970-03-02 | 1972-03-21 | Ibm | Holographic storage and retrieval system |
BE791239A (fr) * | 1971-11-12 | 1973-05-10 | Philips Nv | Memoire magnetique |
US3831156A (en) * | 1971-12-06 | 1974-08-20 | Hughes Aircraft Co | Biasing apparatus for magnetic domain stores |
-
1976
- 1976-07-30 IT IT9017676A patent/IT1123608B/it active
- 1976-08-09 GB GB3306776A patent/GB1559112A/en not_active Expired
- 1976-08-09 DE DE19762635753 patent/DE2635753C2/de not_active Expired
- 1976-08-11 JP JP9657176A patent/JPS5222440A/ja active Pending
- 1976-08-11 FR FR7624479A patent/FR2321171A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
GB1559112A (en) | 1980-01-16 |
FR2321171B1 (US06650917-20031118-M00005.png) | 1982-07-09 |
IT1123608B (it) | 1986-04-30 |
JPS5222440A (en) | 1977-02-19 |
FR2321171A1 (fr) | 1977-03-11 |
DE2635753A1 (de) | 1977-02-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
OGA | New person/name/address of the applicant | ||
AG | Has addition no. |
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|
D2 | Grant after examination | ||
8339 | Ceased/non-payment of the annual fee |