JPS50142192A - - Google Patents
Info
- Publication number
- JPS50142192A JPS50142192A JP49049561A JP4956174A JPS50142192A JP S50142192 A JPS50142192 A JP S50142192A JP 49049561 A JP49049561 A JP 49049561A JP 4956174 A JP4956174 A JP 4956174A JP S50142192 A JPS50142192 A JP S50142192A
- Authority
- JP
- Japan
- 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.)
- Granted
Links
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
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/133382—Heating or cooling of liquid crystal cells other than for activation, e.g. circuits or arrangements for temperature control, stabilisation or uniform distribution over the cell
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
- Liquid Crystal Display Device Control (AREA)
- Calculators And Similar Devices (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP49049561A JPS5740516B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-05-02 | 1974-05-02 | |
| US05/574,179 US4037931A (en) | 1974-05-02 | 1975-05-02 | Liquid crystal display cell driving circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP49049561A JPS5740516B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-05-02 | 1974-05-02 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS50142192A true JPS50142192A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-11-15 |
| JPS5740516B2 JPS5740516B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1982-08-27 |
Family
ID=12834603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP49049561A Expired JPS5740516B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-05-02 | 1974-05-02 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US4037931A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
| JP (1) | JPS5740516B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5492094A (en) * | 1977-12-29 | 1979-07-20 | Seiko Epson Corp | Power supply method for liquid crystal display substance |
| US4359222A (en) * | 1978-10-30 | 1982-11-16 | Smith Engineering | Hand-held electronic game playing device with replaceable cartridges |
| JPS60104925A (ja) * | 1983-11-14 | 1985-06-10 | Nippon Denso Co Ltd | 液晶素子駆動装置 |
| JPH0248872Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1985-12-03 | 1990-12-21 | ||
| US4888599A (en) * | 1987-10-23 | 1989-12-19 | Rockwell International Corp. | Real time apparatus for adjusting contrast ratio of liquid crystal displays |
| US5117297A (en) * | 1990-08-09 | 1992-05-26 | Western Publishing Company | Liquid crystal writing slate with DC imaging system |
| GB2288671B (en) * | 1994-04-22 | 1998-04-01 | Delco Electronic Overseas Corp | Liquid crystal display circuit and regulated power supply therefor |
| US20050041020A1 (en) * | 2003-06-17 | 2005-02-24 | Cubic Corporation | Wide temperature range PDLC shutter |
| CN101191916B (zh) * | 2006-11-24 | 2010-09-29 | 群康科技(深圳)有限公司 | 液晶显示装置 |
| CN102005195A (zh) * | 2010-11-01 | 2011-04-06 | 深圳市华星光电技术有限公司 | 液晶显示器过压驱动电压的调节方法及其装置 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3192405A (en) * | 1962-04-19 | 1965-06-29 | Honeywell Inc | Diode bias circuit |
| US3219843A (en) * | 1962-10-24 | 1965-11-23 | Ball Brothers Res Corp | Temperature transducer |
| GB1432382A (en) * | 1972-04-06 | 1976-04-14 | Matsushita Electric Ind Co Ltd | Method of driving a liquid crystal display device method of producing a drying filter |
-
1974
- 1974-05-02 JP JP49049561A patent/JPS5740516B2/ja not_active Expired
-
1975
- 1975-05-02 US US05/574,179 patent/US4037931A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5740516B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1982-08-27 |
| US4037931A (en) | 1977-07-26 |