GB2087583B - Bistable liquid crystal twist cell - Google Patents

Bistable liquid crystal twist cell

Info

Publication number
GB2087583B
GB2087583B GB8131068A GB8131068A GB2087583B GB 2087583 B GB2087583 B GB 2087583B GB 8131068 A GB8131068 A GB 8131068A GB 8131068 A GB8131068 A GB 8131068A GB 2087583 B GB2087583 B GB 2087583B
Authority
GB
United Kingdom
Prior art keywords
liquid crystal
bistable liquid
twist cell
crystal twist
cell
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
GB8131068A
Other versions
GB2087583A (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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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 Western Electric Co Inc filed Critical Western Electric Co Inc
Publication of GB2087583A publication Critical patent/GB2087583A/en
Application granted granted Critical
Publication of GB2087583B publication Critical patent/GB2087583B/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
    • G02F1/1391—Bistable or multi-stable liquid crystal cells

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
GB8131068A 1980-10-20 1981-10-15 Bistable liquid crystal twist cell Expired GB2087583B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US19829480A 1980-10-20 1980-10-20

Publications (2)

Publication Number Publication Date
GB2087583A GB2087583A (en) 1982-05-26
GB2087583B true GB2087583B (en) 1984-06-06

Family

ID=22732773

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8131068A Expired GB2087583B (en) 1980-10-20 1981-10-15 Bistable liquid crystal twist cell

Country Status (4)

Country Link
JP (1) JPS57100412A (en)
CH (1) CH654116A5 (en)
DE (1) DE3140898A1 (en)
GB (1) GB2087583B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4596446B2 (en) * 1982-06-29 1997-03-18 Secr Defence Brit Liquid crystal devices with particular cholestric pitch-cell thickness ratio
IL69547A0 (en) * 1982-08-26 1983-11-30 Crystalvision Inc Liquid crystal display
US4582396A (en) * 1983-05-09 1986-04-15 Tektronix, Inc. Field sequential color display system using optical retardation
US4566758A (en) * 1983-05-09 1986-01-28 Tektronix, Inc. Rapid starting, high-speed liquid crystal variable optical retarder
IN161652B (en) * 1983-07-12 1988-01-09 Bbc Brown Boveri & Cie
GB2162356A (en) * 1984-07-09 1986-01-29 Tektronix Inc Improved liquid crystal optical switch with reduced cross talk

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4239345A (en) * 1979-04-16 1980-12-16 Bell Telephone Laboratories, Incorporated Bistable liquid crystal twist cell
JPS5548805A (en) * 1979-09-19 1980-04-08 Pioneer Electronic Corp Tone arm damper mechanism
US4367924A (en) * 1980-01-08 1983-01-11 Clark Noel A Chiral smectic C or H liquid crystal electro-optical device

Also Published As

Publication number Publication date
JPS57100412A (en) 1982-06-22
CH654116A5 (en) 1986-01-31
JPH0326368B2 (en) 1991-04-10
GB2087583A (en) 1982-05-26
DE3140898A1 (en) 1982-06-24

Similar Documents

Publication Publication Date Title
DE3068849D1 (en) Liquid crystal cell
GB2065907B (en) Liquid crystal cells
GB2143050B (en) Liquid crystal cell
GB2077476B (en) Liquid crystal displays
EP0160302A3 (en) Ferroelectric liquid crystal cell
EP0137327A3 (en) Liquid fuel cell
JPS5538869A (en) Liquid crystal cell and driving same
JPS5732211A (en) Cholesteric liquid crystal blend
GB2142735B (en) Liquid crystal display cell
GB8328753D0 (en) Liquid crystal display cell
AU532891B2 (en) Liquid crystal display cell
EP0166288A3 (en) Liquid crystal bistable storage device
DE3372138D1 (en) Liquid crystal display cell
DE3365566D1 (en) Liquid crystal optical cells
GB2071864B (en) Liquid crystal display/record cell
EP0102452A3 (en) Multiplexable liquid crystal cell
GB8407797D0 (en) Liquid crystal cell arrangement
GB2155193B (en) Liquid crystal display cell
GB2192290B (en) Liquid crystal cell
DE3164750D1 (en) Liquid crystal devices
GB2142180B (en) Liquid crystal display cell
JPS5635121A (en) Reflectionnpreventing liquid crystal cell
GB2087583B (en) Bistable liquid crystal twist cell
JPS5694329A (en) Liquid crystal cell
GB2087091B (en) Liquid crystal displays

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20001015