GB1383635A - Liquid crystal display device - Google Patents

Liquid crystal display device

Info

Publication number
GB1383635A
GB1383635A GB906273A GB906273A GB1383635A GB 1383635 A GB1383635 A GB 1383635A GB 906273 A GB906273 A GB 906273A GB 906273 A GB906273 A GB 906273A GB 1383635 A GB1383635 A GB 1383635A
Authority
GB
United Kingdom
Prior art keywords
electrodes
polarizer
reflector
nematic
liquid crystal
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
Application number
GB906273A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suwa Seikosha KK
Original Assignee
Suwa Seikosha KK
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Suwa Seikosha KK filed Critical Suwa Seikosha KK
Publication of GB1383635A publication Critical patent/GB1383635A/en
Expired legal-status Critical Current

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
    • G02F1/137—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
    • G02F1/1396—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 the liquid crystal being selectively controlled between a twisted state and a non-twisted state, e.g. TN-LC 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
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133553—Reflecting elements
    • 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
    • G02F1/13706—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 the liquid crystal having positive dielectric anisotropy

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Electric Clocks (AREA)
GB906273A 1972-03-17 1973-02-23 Liquid crystal display device Expired GB1383635A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP47027162A JPS4895795A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1972-03-17 1972-03-17

Publications (1)

Publication Number Publication Date
GB1383635A true GB1383635A (en) 1974-02-12

Family

ID=12213346

Family Applications (1)

Application Number Title Priority Date Filing Date
GB906273A Expired GB1383635A (en) 1972-03-17 1973-02-23 Liquid crystal display device

Country Status (4)

Country Link
JP (1) JPS4895795A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2177307A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1383635A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
HK (1) HK43576A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1074907A4 (en) * 1998-04-24 2005-11-16 Nissha Printing TOUCHSCREEN

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS548752Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1972-12-20 1979-04-21
JPS4997638A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1973-01-19 1974-09-14
JPS49117868U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1973-02-03 1974-10-08
JPS557567B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1973-10-30 1980-02-26
JPS5091552U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1973-12-20 1975-08-01
JPS50107958A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1974-01-31 1975-08-25
JPS50137499A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1974-04-18 1975-10-31
JPS50137697A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1974-04-22 1975-10-31
JPS518897A (ja) * 1974-07-09 1976-01-24 Canon Kk Ekishohyojisochi
JPS5186582U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1974-12-28 1976-07-10
CH589306A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1975-06-27 1977-06-30 Bbc Brown Boveri & Cie
JPS51121087U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1975-07-08 1976-10-01
JPS52122688U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1976-03-12 1977-09-17
JPS5320948A (en) * 1976-08-11 1978-02-25 Seiko Instr & Electronics Ltd Liquid crystal display device
JPS57197588A (en) * 1982-04-12 1982-12-03 Canon Kk Light diffusing reflection plate
JPS597479U (ja) * 1982-07-05 1984-01-18 アルプス電気株式会社 液晶表示装置
JPS5981625A (ja) * 1983-09-05 1984-05-11 Canon Inc 光拡散反射体

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3731986A (en) * 1971-04-22 1973-05-08 Int Liquid Xtal Co Display devices utilizing liquid crystal light modulation
CA1002642A (en) * 1972-03-10 1976-12-28 James L. Fergason Reflection system for liquid crystal displays

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1074907A4 (en) * 1998-04-24 2005-11-16 Nissha Printing TOUCHSCREEN

Also Published As

Publication number Publication date
JPS4895795A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1973-12-07
HK43576A (en) 1976-07-16
FR2177307A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1973-11-02

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Legal Events

Date Code Title Description
PS Patent sealed
PE20 Patent expired after termination of 20 years

Effective date: 19930222