GB2291508B - Liquid crystal display and heater control circuit for use with said display - Google Patents
Liquid crystal display and heater control circuit for use with said displayInfo
- Publication number
- GB2291508B GB2291508B GB9518394A GB9518394A GB2291508B GB 2291508 B GB2291508 B GB 2291508B GB 9518394 A GB9518394 A GB 9518394A GB 9518394 A GB9518394 A GB 9518394A GB 2291508 B GB2291508 B GB 2291508B
- Authority
- GB
- United Kingdom
- Prior art keywords
- display
- liquid crystal
- control circuit
- heater control
- crystal display
- 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 - Fee Related
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
-
- 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
- G02F1/137—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
- G02F1/139—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent
- G02F1/141—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent using ferroelectric liquid crystals
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)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP26879091A JPH0580300A (en) | 1991-09-20 | 1991-09-20 | Liquid crystal display device |
JP3281892A JPH0593899A (en) | 1991-10-03 | 1991-10-03 | Heat generation body control circuit and liquid crystal display device |
JP4034028A JPH05203913A (en) | 1992-01-27 | 1992-01-27 | Ferroelectric liquid crystal display device |
GB9219694A GB2259786B (en) | 1991-09-20 | 1992-09-17 | Liquid crystal display and heater control circuit for use with said display |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9518394D0 GB9518394D0 (en) | 1995-11-08 |
GB2291508A GB2291508A (en) | 1996-01-24 |
GB2291508B true GB2291508B (en) | 1996-05-15 |
Family
ID=27450933
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9518394A Expired - Fee Related GB2291508B (en) | 1991-09-20 | 1992-09-17 | Liquid crystal display and heater control circuit for use with said display |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2291508B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19718208A1 (en) * | 1997-04-30 | 1998-11-05 | Philips Patentverwaltung | Display device |
CN108663844B (en) * | 2018-05-29 | 2024-02-02 | 江苏聚泰科技有限公司 | Liquid crystal display module with high safety performance |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4763992A (en) * | 1983-11-15 | 1988-08-16 | Canon Kabushiki Kaisha | Smectic liquid crystal device with temperature control system |
EP0438093A2 (en) * | 1990-01-16 | 1991-07-24 | Honeywell Inc. | Apparatus and method for temperature compensation of liquid crystal displays |
-
1992
- 1992-09-17 GB GB9518394A patent/GB2291508B/en not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4763992A (en) * | 1983-11-15 | 1988-08-16 | Canon Kabushiki Kaisha | Smectic liquid crystal device with temperature control system |
EP0438093A2 (en) * | 1990-01-16 | 1991-07-24 | Honeywell Inc. | Apparatus and method for temperature compensation of liquid crystal displays |
Non-Patent Citations (1)
Title |
---|
Patent Abstracts of Japan Section P:P-976 Vol. 13 No. 566 page 144 &JP 1237519 * |
Also Published As
Publication number | Publication date |
---|---|
GB9518394D0 (en) | 1995-11-08 |
GB2291508A (en) | 1996-01-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20050917 |