SG40784G - Liquid crystal display device - Google Patents
Liquid crystal display deviceInfo
- Publication number
- SG40784G SG40784G SG407/84A SG40784A SG40784G SG 40784 G SG40784 G SG 40784G SG 407/84 A SG407/84 A SG 407/84A SG 40784 A SG40784 A SG 40784A SG 40784 G SG40784 G SG 40784G
- Authority
- SG
- Singapore
- Prior art keywords
- liquid crystal
- display
- display device
- crystal display
- polarizers
- Prior art date
Links
- 239000004973 liquid crystal related substance Substances 0.000 title abstract 6
- 230000005540 biological transmission Effects 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04G—ELECTRONIC TIME-PIECES
- G04G9/00—Visual time or date indication means
- G04G9/0082—Visual time or date indication means by building-up characters using a combination of indicating elements and by selecting desired characters out of a number of characters or by selecting indicating elements the positions of which represents the time, i.e. combinations of G04G9/02 and G04G9/08
- G04G9/0094—Visual time or date indication means by building-up characters using a combination of indicating elements and by selecting desired characters out of a number of characters or by selecting indicating elements the positions of which represents the time, i.e. combinations of G04G9/02 and G04G9/08 using light valves, e.g. liquid crystals
-
- 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
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1347—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells
-
- 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
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1347—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells
- G02F1/13471—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells in which all the liquid crystal cells or layers remain transparent, e.g. FLC, ECB, DAP, HAN, TN, STN, SBE-LC cells
-
- G—PHYSICS
- G04—HOROLOGY
- G04G—ELECTRONIC TIME-PIECES
- G04G9/00—Visual time or date indication means
- G04G9/0023—Visual time or date indication means by light valves in general
- G04G9/0029—Details
- G04G9/0035—Details constructional
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mathematical Physics (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
- Electric Clocks (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13640679A JPS5660483A (en) | 1979-10-24 | 1979-10-24 | Liquid crystal display unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SG40784G true SG40784G (en) | 1985-03-08 |
Family
ID=15174411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG407/84A SG40784G (en) | 1979-10-24 | 1984-06-04 | Liquid crystal display device |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4403832A (fr) |
| JP (1) | JPS5660483A (fr) |
| CH (1) | CH645234GA3 (fr) |
| DE (1) | DE3039862A1 (fr) |
| GB (1) | GB2062930B (fr) |
| HK (1) | HK36085A (fr) |
| IN (1) | IN152933B (fr) |
| MY (1) | MY8500668A (fr) |
| SG (1) | SG40784G (fr) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4547043A (en) * | 1980-07-25 | 1985-10-15 | Penz Perry A | Stacked LCD graphics display |
| JPS57211122A (en) * | 1981-06-23 | 1982-12-24 | Citizen Watch Co Ltd | All solid-state complementary type electrochromic display element |
| GB2110863B (en) * | 1981-12-01 | 1985-10-02 | Standard Telephones Cables Ltd | Liquid crystal display devices |
| US4471351A (en) * | 1982-05-05 | 1984-09-11 | Litton Systems, Inc. | Switchable tandem memory magneto-optic display |
| JPS59219719A (ja) * | 1983-05-27 | 1984-12-11 | Seiko Instr & Electronics Ltd | カラ−液晶表示装置 |
| US4635051A (en) * | 1983-09-26 | 1987-01-06 | Tektronix, Inc. | High-speed electro-optical light gate and field sequential full color display system incorporating same |
| US4758818A (en) * | 1983-09-26 | 1988-07-19 | Tektronix, Inc. | Switchable color filter and field sequential full color display system incorporating same |
| EP0138454B1 (fr) * | 1983-09-26 | 1994-08-31 | Tektronix, Inc. | Filtre de couleur commutable et son utilisation dans un système d'affichage à trames séquentielles et à rendu complet des couleurs |
| US4824213A (en) * | 1983-12-16 | 1989-04-25 | Citizen Watch Co., Ltd. | Liquid crystal display having opaque portions on the electrodes |
| US5216414A (en) * | 1989-11-20 | 1993-06-01 | Sharp Kabushiki Kaisha | Color liquid crystal display device |
| JPH0497134A (ja) * | 1990-08-09 | 1992-03-30 | Sharp Corp | カラー液晶表示装置 |
| US6311419B1 (en) | 1989-12-31 | 2001-11-06 | Smartlight Ltd. | Dedicated mammogram viewer |
| IL92936A (en) | 1989-12-31 | 1998-02-08 | Smartlight Ltd | Self-masking transparency viewing apparatus |
| GB2245092A (en) * | 1990-04-23 | 1991-12-18 | Tfe Hong Kong Limited | Multilayer liquid crystal display. |
| GB9310190D0 (en) * | 1993-05-18 | 1993-06-30 | Negretti Aviat Ltd | Display system |
| FR2712109B1 (fr) * | 1993-11-04 | 1995-12-15 | Ebauchesfabrik Eta Ag | Dispositif d'affichage à cristaux liquides. |
| US5790216A (en) * | 1993-11-28 | 1998-08-04 | Smartlight Ltd. | Viewing apparatus and work station |
| SE509638C2 (sv) * | 1996-06-15 | 1999-02-15 | Allgon Ab | Meanderantennanordning |
| US5963276A (en) * | 1997-01-09 | 1999-10-05 | Smartlight Ltd. | Back projection transparency viewer with overlapping pixels |
| EP0928983A4 (fr) * | 1997-06-30 | 2000-04-05 | Citizen Watch Co Ltd | Montre |
| WO1999028793A1 (fr) | 1997-11-28 | 1999-06-10 | Citizen Watch Co., Ltd. | Moyen d'indication de l'heure |
| DE69806573T2 (de) * | 1997-11-28 | 2002-12-19 | Citizen Watch Co., Ltd. | Flüssigkristallanzeigevorrichtung und ansteuerverfahren dafür |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3622224A (en) * | 1969-08-20 | 1971-11-23 | Xerox Corp | Liquid crystal alpha-numeric electro-optic imaging device |
| CH532811A (fr) * | 1970-05-11 | 1972-08-31 | Manuf Des Montres Rolex S A Bi | Pièce d'horlogerie comprenant un dispositif d'affichage avec au moins une cellule à cristal liquide |
| US3944331A (en) * | 1972-11-13 | 1976-03-16 | Ncr Corporation | Liquid crystal display device |
| CA1046618A (fr) | 1972-11-13 | 1979-01-16 | John L. Janning | Dispositif d'affichage a cristal liquide |
| JPS4997636A (fr) * | 1973-01-18 | 1974-09-14 | ||
| DE2402749C3 (de) | 1974-01-21 | 1979-05-10 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Flüssigkristallanzeigeschirm mit Mehrfachelektrodenanordnung |
| US3967881A (en) | 1974-04-04 | 1976-07-06 | Matsushita Electric Industrial Co., Ltd. | Liquid crystal display |
| GB1562391A (en) | 1975-10-04 | 1980-03-12 | Marconi Co Ltd | Liquid crystal display arrangements |
| JPS53101296A (en) * | 1977-02-16 | 1978-09-04 | Seiko Epson Corp | Display unit |
| US4231640A (en) | 1977-07-07 | 1980-11-04 | Sharp Kabushiki Kaisha | Matrix type liquid crystal display panel |
-
1979
- 1979-10-24 JP JP13640679A patent/JPS5660483A/ja active Pending
-
1980
- 1980-10-15 IN IN1175/CAL/80A patent/IN152933B/en unknown
- 1980-10-16 GB GB8033360A patent/GB2062930B/en not_active Expired
- 1980-10-22 DE DE19803039862 patent/DE3039862A1/de not_active Withdrawn
- 1980-10-22 CH CH786680A patent/CH645234GA3/de unknown
- 1980-10-23 US US06/199,978 patent/US4403832A/en not_active Expired - Lifetime
-
1984
- 1984-06-04 SG SG407/84A patent/SG40784G/en unknown
-
1985
- 1985-05-09 HK HK360/85A patent/HK36085A/xx unknown
- 1985-12-30 MY MY668/85A patent/MY8500668A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5660483A (en) | 1981-05-25 |
| GB2062930B (en) | 1983-07-20 |
| US4403832A (en) | 1983-09-13 |
| HK36085A (en) | 1985-05-17 |
| DE3039862A1 (de) | 1981-05-07 |
| CH645234GA3 (fr) | 1984-09-28 |
| GB2062930A (en) | 1981-05-28 |
| IN152933B (fr) | 1984-05-05 |
| MY8500668A (en) | 1985-12-31 |
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