GB1569686A - Smectic display cell - Google Patents
Smectic display cell Download PDFInfo
- Publication number
- GB1569686A GB1569686A GB4681977A GB4681977A GB1569686A GB 1569686 A GB1569686 A GB 1569686A GB 4681977 A GB4681977 A GB 4681977A GB 4681977 A GB4681977 A GB 4681977A GB 1569686 A GB1569686 A GB 1569686A
- Authority
- GB
- United Kingdom
- Prior art keywords
- display cell
- smectic
- layer
- plates
- tilt angle
- 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
- 239000004990 Smectic liquid crystal Substances 0.000 title claims abstract description 25
- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 19
- 239000000463 material Substances 0.000 claims description 18
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Chemical compound [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 claims description 8
- 239000004094 surface-active agent Substances 0.000 claims description 6
- 230000005684 electric field Effects 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 4
- 238000001704 evaporation Methods 0.000 claims description 3
- 230000008020 evaporation Effects 0.000 claims description 3
- 238000000399 optical microscopy Methods 0.000 claims description 3
- LZZYPRNAOMGNLH-UHFFFAOYSA-M Cetrimonium bromide Chemical group [Br-].CCCCCCCCCCCCCCCC[N+](C)(C)C LZZYPRNAOMGNLH-UHFFFAOYSA-M 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 230000001939 inductive effect Effects 0.000 claims description 2
- 230000001965 increasing effect Effects 0.000 abstract description 8
- 239000003086 colorant Substances 0.000 abstract description 6
- 239000011521 glass Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- -1 4-n-pentylphenyl Chemical group 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000001956 neutron scattering Methods 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
- 238000005382 thermal cycling Methods 0.000 description 1
- 230000007704 transition 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
- G02F1/132—Thermal activation of liquid crystals exhibiting a thermo-optic effect
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K19/00—Liquid crystal materials
- C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
- C09K19/06—Non-steroidal liquid crystal compounds
- C09K19/32—Non-steroidal liquid crystal compounds containing condensed ring systems, i.e. fused, bridged or spiro ring systems
- C09K19/322—Compounds containing a naphthalene ring or a completely or partially hydrogenated naphthalene ring
-
- 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
- G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
-
- 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
- G02F1/13781—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 using smectic liquid crystals
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Liquid Crystal (AREA)
- Materials Engineering (AREA)
- Mathematical Physics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Liquid Crystal Substances (AREA)
Priority Applications (10)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB4681977A GB1569686A (en) | 1977-11-10 | 1977-11-10 | Smectic display cell |
| US05/955,869 US4291948A (en) | 1977-11-10 | 1978-10-30 | Liquid crystal display incorporating positive and negative smectic material |
| NL7810856A NL7810856A (nl) | 1977-11-10 | 1978-11-01 | Vloeibaarkristal weergavecel. |
| IT29607/78A IT1202798B (it) | 1977-11-10 | 1978-11-09 | Cella di visualizzazione a cristalli liquidi a elettrodi interni |
| DE19782848598 DE2848598A1 (de) | 1977-11-10 | 1978-11-09 | Speicherndes fluessigkristall-anzeigeelement |
| CH1156978A CH637486A5 (en) | 1977-11-10 | 1978-11-10 | Liquid-crystal display element |
| JP53137991A JPS5952406B2 (ja) | 1977-11-10 | 1978-11-10 | スメクチツク液晶表示セル |
| FR7831790A FR2408883A1 (fr) | 1977-11-10 | 1978-11-10 | Cellule d'affichage a cristaux liquides a electrodes internes |
| JP13599783A JPS5962826A (ja) | 1977-11-10 | 1983-07-27 | 液晶表示セル |
| JP7385684A JPS60114827A (ja) | 1977-11-10 | 1984-04-12 | スメクチツク液晶表示セル |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB4681977A GB1569686A (en) | 1977-11-10 | 1977-11-10 | Smectic display cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1569686A true GB1569686A (en) | 1980-06-18 |
Family
ID=10442707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB4681977A Expired GB1569686A (en) | 1977-11-10 | 1977-11-10 | Smectic display cell |
Country Status (5)
| Country | Link |
|---|---|
| JP (2) | JPS5962826A (enrdf_load_stackoverflow) |
| CH (1) | CH637486A5 (enrdf_load_stackoverflow) |
| FR (1) | FR2408883A1 (enrdf_load_stackoverflow) |
| GB (1) | GB1569686A (enrdf_load_stackoverflow) |
| NL (1) | NL7810856A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USRE37509E1 (en) | 1986-04-03 | 2002-01-15 | The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britian And Northern Ireland | Smectic liquid crystal devices |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4781441A (en) * | 1983-11-25 | 1988-11-01 | Canon Kabushiki Kaisha | Method of controlling orientation of liquid crystal, device used therein and liquid crystal device produced thereby |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4009934A (en) * | 1974-01-11 | 1977-03-01 | Eastman Kodak Company | Electro-optic display devices and methods |
| GB1506256A (en) * | 1975-08-21 | 1978-04-05 | Standard Telephones Cables Ltd | Temperature sensitive switch |
-
1977
- 1977-11-10 GB GB4681977A patent/GB1569686A/en not_active Expired
-
1978
- 1978-11-01 NL NL7810856A patent/NL7810856A/xx not_active Application Discontinuation
- 1978-11-10 FR FR7831790A patent/FR2408883A1/fr active Granted
- 1978-11-10 CH CH1156978A patent/CH637486A5/de not_active IP Right Cessation
-
1983
- 1983-07-27 JP JP13599783A patent/JPS5962826A/ja active Granted
-
1984
- 1984-04-12 JP JP7385684A patent/JPS60114827A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USRE37509E1 (en) | 1986-04-03 | 2002-01-15 | The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britian And Northern Ireland | Smectic liquid crystal devices |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2408883B1 (enrdf_load_stackoverflow) | 1982-12-10 |
| FR2408883A1 (fr) | 1979-06-08 |
| JPS6235655B2 (enrdf_load_stackoverflow) | 1987-08-03 |
| JPS6110813B2 (enrdf_load_stackoverflow) | 1986-03-31 |
| CH637486A5 (en) | 1983-07-29 |
| JPS60114827A (ja) | 1985-06-21 |
| NL7810856A (nl) | 1979-05-14 |
| JPS5962826A (ja) | 1984-04-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| 732 | Registration of transactions, instruments or events in the register (sect. 32/1977) | ||
| PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19930530 |