GB1596706A - Liquid crystal light valve - Google Patents
Liquid crystal light valve Download PDFInfo
- Publication number
- GB1596706A GB1596706A GB16130/78A GB1613078A GB1596706A GB 1596706 A GB1596706 A GB 1596706A GB 16130/78 A GB16130/78 A GB 16130/78A GB 1613078 A GB1613078 A GB 1613078A GB 1596706 A GB1596706 A GB 1596706A
- Authority
- GB
- United Kingdom
- Prior art keywords
- layer
- liquid crystal
- charge
- semiconductor body
- light valve
- 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
- 239000004973 liquid crystal related substance Substances 0.000 title claims description 58
- 239000004065 semiconductor Substances 0.000 claims description 38
- 239000002800 charge carrier Substances 0.000 claims description 21
- 239000011195 cermet Substances 0.000 claims description 16
- 230000000903 blocking effect Effects 0.000 claims description 13
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 11
- 229910052710 silicon Inorganic materials 0.000 claims description 11
- 239000010703 silicon Substances 0.000 claims description 11
- 230000005855 radiation Effects 0.000 claims description 9
- 239000000969 carrier Substances 0.000 claims description 8
- 239000003990 capacitor Substances 0.000 claims description 6
- 230000005684 electric field Effects 0.000 claims description 5
- 238000009792 diffusion process Methods 0.000 claims description 3
- 239000010408 film Substances 0.000 description 11
- 239000000758 substrate Substances 0.000 description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 239000002923 metal particle Substances 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910052681 coesite Inorganic materials 0.000 description 2
- 229910052906 cristobalite Inorganic materials 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- 229910052682 stishovite Inorganic materials 0.000 description 2
- 229910052905 tridymite Inorganic materials 0.000 description 2
- 229910052738 indium Inorganic materials 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 229910052745 lead Inorganic materials 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 230000035922 thirst Effects 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
Classifications
-
- 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
- G02F1/13—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 liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/135—Liquid crystal cells structurally associated with a photoconducting or a ferro-electric layer, the properties of which can be optically or electrically varied
- G02F1/1354—Liquid crystal cells structurally associated with a photoconducting or a ferro-electric layer, the properties of which can be optically or electrically varied having a particular photoconducting structure or material
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Optics & Photonics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Solid State Image Pick-Up Elements (AREA)
- Liquid Crystal (AREA)
- Transforming Electric Information Into Light Information (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Photo Coupler, Interrupter, Optical-To-Optical Conversion Devices (AREA)
- Transforming Light Signals Into Electric Signals (AREA)
- Light Receiving Elements (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US79284277A | 1977-05-02 | 1977-05-02 | |
| US79664177A | 1977-05-13 | 1977-05-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1596706A true GB1596706A (en) | 1981-08-26 |
Family
ID=27121340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB16130/78A Expired GB1596706A (en) | 1977-05-02 | 1978-04-24 | Liquid crystal light valve |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS53137165A (enrdf_load_stackoverflow) |
| DE (1) | DE2818002C2 (enrdf_load_stackoverflow) |
| FR (1) | FR2390012B1 (enrdf_load_stackoverflow) |
| GB (1) | GB1596706A (enrdf_load_stackoverflow) |
| IL (1) | IL54544A0 (enrdf_load_stackoverflow) |
| SE (1) | SE443245B (enrdf_load_stackoverflow) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2164759A (en) * | 1984-09-19 | 1986-03-26 | Messerschmitt Boelkow Blohm | A method of producing the first derivative of a two-dimensional image and an optical component for carrying out the method |
| GB2184880A (en) * | 1985-12-19 | 1987-07-01 | John Henry Turner | Display devices |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1604206A (en) * | 1977-06-20 | 1981-12-02 | Hughes Aircraft Co | Ac driven liquid crystal light valve |
| JPS57104115A (en) * | 1980-12-22 | 1982-06-29 | Nec Corp | Liquid crystal light valve |
| JPS57165820A (en) * | 1981-04-06 | 1982-10-13 | Nec Corp | Liquid-crystal light valve |
| JPS5834436A (ja) * | 1981-08-25 | 1983-02-28 | Canon Inc | 電気光学装置 |
| US4826300A (en) * | 1987-07-30 | 1989-05-02 | Hughes Aircraft Company | Silicon-on-sapphire liquid crystal light valve and method |
| JP2738724B2 (ja) * | 1988-11-25 | 1998-04-08 | 松下電器産業株式会社 | 空間光変調素子及び神経ネットワーク回路 |
| GB8902443D0 (en) * | 1989-02-03 | 1989-03-22 | Jones Barbara L | Radiation detector |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1955915A1 (de) * | 1968-11-14 | 1970-06-18 | Rca Corp | Optische Einrichtung,insbesondere Bildwandler oder -verstaerker |
| US3593045A (en) * | 1969-12-29 | 1971-07-13 | Bell Telephone Labor Inc | Multiaddress switch using a confined electron beam in a semiconductor |
| US3824002A (en) * | 1972-12-04 | 1974-07-16 | Hughes Aircraft Co | Alternating current liquid crystal light value |
| US3976361A (en) * | 1974-11-18 | 1976-08-24 | Hughes Aircraft Company | Charge storage diode with graded defect density photocapacitive layer |
| DE2550033A1 (de) * | 1975-11-07 | 1977-05-12 | Hoechst Ag | Verfahren zum herstellen von wasser aufnehmenden celluloseaethern |
-
1978
- 1978-04-19 IL IL54544A patent/IL54544A0/xx not_active IP Right Cessation
- 1978-04-24 GB GB16130/78A patent/GB1596706A/en not_active Expired
- 1978-04-25 DE DE2818002A patent/DE2818002C2/de not_active Expired
- 1978-04-25 SE SE7804733A patent/SE443245B/sv not_active IP Right Cessation
- 1978-04-28 FR FR7812674A patent/FR2390012B1/fr not_active Expired
- 1978-05-01 JP JP5078778A patent/JPS53137165A/ja active Granted
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2164759A (en) * | 1984-09-19 | 1986-03-26 | Messerschmitt Boelkow Blohm | A method of producing the first derivative of a two-dimensional image and an optical component for carrying out the method |
| GB2184880A (en) * | 1985-12-19 | 1987-07-01 | John Henry Turner | Display devices |
| GB2184880B (en) * | 1985-12-19 | 1990-08-22 | John Henry Turner | A solid state tv screen utilising thin film electrodes |
Also Published As
| Publication number | Publication date |
|---|---|
| IL54544A0 (en) | 1978-07-31 |
| FR2390012A1 (enrdf_load_stackoverflow) | 1978-12-01 |
| JPH027051B2 (enrdf_load_stackoverflow) | 1990-02-15 |
| DE2818002A1 (de) | 1978-11-16 |
| SE443245B (sv) | 1986-02-17 |
| DE2818002C2 (de) | 1982-09-09 |
| SE7804733L (sv) | 1978-11-03 |
| JPS53137165A (en) | 1978-11-30 |
| FR2390012B1 (enrdf_load_stackoverflow) | 1985-02-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19950424 |