USB398551I5 - - Google Patents
Info
- Publication number
- USB398551I5 USB398551I5 US39855173A USB398551I5 US B398551 I5 USB398551 I5 US B398551I5 US 39855173 A US39855173 A US 39855173A US B398551 I5 USB398551 I5 US B398551I5
- Authority
- US
- United States
- 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.)
- Pending
Links
Classifications
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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
- G11C13/044—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 electro-optical elements
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- 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
- G02F1/03—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 ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect
- G02F1/05—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 ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect with ferro-electric properties
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Holo Graphy (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US398551A US3924924A (en) | 1970-12-09 | 1973-09-18 | Holographic memory utilizing a changeable phase object and coherent subtraction |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10853070A JPS5529403B1 (en) | 1970-12-09 | 1970-12-09 | |
| JP13068770A JPS5028267B1 (en) | 1970-12-25 | 1970-12-25 | |
| US20639171A | 1971-12-09 | 1971-12-09 | |
| US398551A US3924924A (en) | 1970-12-09 | 1973-09-18 | Holographic memory utilizing a changeable phase object and coherent subtraction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| USB398551I5 true USB398551I5 (en) | 1975-01-28 |
| US3924924A US3924924A (en) | 1975-12-09 |
Family
ID=27469637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US398551A Expired - Lifetime US3924924A (en) | 1970-12-09 | 1973-09-18 | Holographic memory utilizing a changeable phase object and coherent subtraction |
Country Status (1)
| Country | Link |
|---|---|
| US (1) | US3924924A (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2276660A1 (en) * | 1974-06-28 | 1976-01-23 | Thomson Csf | OPTICAL BINARY DATA STORAGE SYSTEM SELECTIVELY ERASABLE AND AGENCY BY HOLOGRAPHICALLY RECORDED PAGES |
| SE396824B (en) * | 1975-10-01 | 1977-10-03 | Id Kort Ab | PROCEDURE FOR PROVIDING CONFIDENTIAL INFORMATION |
| US4715683A (en) * | 1986-11-10 | 1987-12-29 | The United States Of America As Represented By The Secretary Of The Army | Modified liquid crystal television as a spatial light modulator |
| US6281993B1 (en) | 1998-03-30 | 2001-08-28 | International Business Machines Corporation | Phase shifting element for optical information processing storing systems |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3559185A (en) * | 1968-08-07 | 1971-01-26 | Ibm | Optical switch |
| US3586415A (en) * | 1968-03-30 | 1971-06-22 | Hitachi Ltd | Light modulator element |
-
1973
- 1973-09-18 US US398551A patent/US3924924A/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3586415A (en) * | 1968-03-30 | 1971-06-22 | Hitachi Ltd | Light modulator element |
| US3559185A (en) * | 1968-08-07 | 1971-01-26 | Ibm | Optical switch |
Non-Patent Citations (1)
| Title |
|---|
| Collins, Applied Optics, Vol. 7, No. 1, Jan. 1968, pp. 203-205 * |
Also Published As
| Publication number | Publication date |
|---|---|
| US3924924A (en) | 1975-12-09 |