NL191470C - Met vloeibare kristallen werkende aanwijsinrichting van het gast-waardtype. - Google Patents

Met vloeibare kristallen werkende aanwijsinrichting van het gast-waardtype.

Info

Publication number
NL191470C
NL191470C NL7905398A NL7905398A NL191470C NL 191470 C NL191470 C NL 191470C NL 7905398 A NL7905398 A NL 7905398A NL 7905398 A NL7905398 A NL 7905398A NL 191470 C NL191470 C NL 191470C
Authority
NL
Netherlands
Prior art keywords
guest
liquid crystal
display device
crystal display
type liquid
Prior art date
Application number
NL7905398A
Other languages
English (en)
Other versions
NL7905398A (nl
NL191470B (nl
Original Assignee
Asulab Sa
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 Asulab Sa filed Critical Asulab Sa
Publication of NL7905398A publication Critical patent/NL7905398A/nl
Publication of NL191470B publication Critical patent/NL191470B/nl
Application granted granted Critical
Publication of NL191470C publication Critical patent/NL191470C/nl

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
    • G02F1/13725—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 guest-host interaction
    • 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
    • C09K19/36—Steroidal liquid crystal compounds
    • 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
    • C09K19/52—Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
    • C09K19/60—Pleochroic dyes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Liquid Crystal Substances (AREA)
NL7905398A 1978-07-13 1979-07-11 Met vloeibare kristallen werkende aanwijsinrichting van het gast-waardtype. NL191470C (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH761578 1978-07-13
CH761578A CH636208A5 (de) 1978-07-13 1978-07-13 Fluessigkristallanzeige.

Publications (3)

Publication Number Publication Date
NL7905398A NL7905398A (nl) 1980-01-15
NL191470B NL191470B (nl) 1995-03-16
NL191470C true NL191470C (nl) 1995-07-18

Family

ID=4327901

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7905398A NL191470C (nl) 1978-07-13 1979-07-11 Met vloeibare kristallen werkende aanwijsinrichting van het gast-waardtype.

Country Status (7)

Country Link
US (1) US4252417A (nl)
JP (1) JPS5557824A (nl)
CH (1) CH636208A5 (nl)
DE (1) DE2835863C2 (nl)
GB (1) GB2025648B (nl)
HK (1) HK7184A (nl)
NL (1) NL191470C (nl)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56156817A (en) * 1980-05-09 1981-12-03 Hitachi Ltd Liquid-crystal display element
DE3022818C2 (de) * 1980-06-19 1986-11-27 Merck Patent Gmbh, 6100 Darmstadt Flüssigkristall-Anzeigeelement
JPS57124712A (en) * 1981-01-27 1982-08-03 Toshiba Corp Liquid crystal display element
JPS57141478A (en) * 1981-02-25 1982-09-01 Alps Electric Co Ltd Liquid crystal mixture
JPS57177083A (en) * 1981-04-23 1982-10-30 Alps Electric Co Ltd Liquid crystal display apparatus
JPS57195219A (en) * 1981-05-25 1982-11-30 Matsushita Electric Ind Co Ltd Liquid crystal color display panel
JPS5876482A (ja) * 1981-10-30 1983-05-09 Alps Electric Co Ltd 液晶混合物
JPS58118884A (ja) * 1982-01-08 1983-07-15 Toshiba Corp 液晶表示素子
EP0106386A3 (de) * 1982-09-23 1985-03-13 BBC Brown Boveri AG Verfahren zur Ansteuerung einer multiplexierbaren, bistabilen Flüssigkristallanzeige
FR2568393B1 (fr) * 1984-07-26 1986-11-14 Commissariat Energie Atomique Cellule a cristal liquide nematique faiblement dope par un solute chiral, et du type a birefringence controlee electriquement
JPS63188636U (nl) * 1987-05-28 1988-12-02
US5200845A (en) * 1989-10-31 1993-04-06 University Of Hawaii At Manoa Color liquid crystal display consisting of polymer-dispersed chiral liquid crystal having negative dielectric anisotropy
JPH0812360B2 (ja) * 1989-12-21 1996-02-07 スタンレー電気株式会社 液晶表示装置およびその駆動方法
US6327010B1 (en) 1992-02-03 2001-12-04 Merck Patent Gesellschaft Mit Beschrankter Haftung Electrooptical system
JP2502802B2 (ja) * 1990-10-15 1996-05-29 インターナシヨナル・ビジネス・マシーンズ・コーポレーシヨン 液晶表示装置
US5847798A (en) * 1991-05-02 1998-12-08 Kent State University Polymer stabilized black-white cholesteric reflective display
US5695682A (en) * 1991-05-02 1997-12-09 Kent State University Liquid crystalline light modulating device and material
US5453863A (en) * 1991-05-02 1995-09-26 Kent State University Multistable chiral nematic displays
US5384650A (en) * 1992-04-06 1995-01-24 Hughes Aircraft Company Light valve with twisted perpendicular liquid crystal with a negative dielectric anisotropy
KR100320567B1 (ko) * 1992-05-18 2002-06-20 액정광변조장치및재료
US5477358A (en) * 1993-06-21 1995-12-19 Case Western Reserve University Chiral nematic liquid crystal display with homeotropic alignment and negative dielectric anisotropy
US5668614A (en) * 1995-05-01 1997-09-16 Kent State University Pixelized liquid crystal display materials including chiral material adopted to change its chirality upon photo-irradiation
US5933207A (en) * 1995-10-23 1999-08-03 Hughes Electronics Corporation Reflective-type liquid crystal displays using mixed-mode twist nematic cells
JPH10111513A (ja) * 1996-10-04 1998-04-28 Sony Corp ゲストホスト液晶表示装置
KR20030004458A (ko) * 2001-07-05 2003-01-15 삼성전자 주식회사 수직 배향형 액정 표시 장치

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5942287B2 (ja) * 1972-12-19 1984-10-13 松下電器産業株式会社 色相変調表示装置
US3833287A (en) * 1973-03-08 1974-09-03 Bell Telephone Labor Inc Guest-host liquid crystal device
US3936815A (en) * 1973-08-06 1976-02-03 Nippon Telegraph And Telephone Public Corporation Apparatus and method for writing storable images into a matrix-addressed image-storing liquid crystal display device
US3960751A (en) * 1973-09-19 1976-06-01 Matsushita Electric Industrial Co., Ltd. Electro-optical display element
JPS5824764B2 (ja) * 1975-02-10 1983-05-23 日本電気株式会社 エキシヨウヒヨウジソウチ
JPS528843A (en) * 1975-07-10 1977-01-24 Asahi Glass Co Ltd Liquid crystal color indicating element
DE2658568C2 (de) * 1975-12-25 1983-12-22 Sharp K.K., Osaka Flüssigkristall-Darstellungseinrichtung mit einem pleochroitischen Farbstoff-Gastmaterial und einem nematischen Flüssigkristall-Wirtmaterial
DE2738162C2 (de) * 1976-08-25 1983-01-13 Sharp K.K., Osaka Flüssigkristall-Anzeigevorrichtung
JPS5332049A (en) * 1976-09-06 1978-03-25 Seiko Epson Corp Display device
CH629001A5 (fr) * 1978-02-06 1982-03-31 Ebauches Sa Cellule d'affichage electro-optique passif.

Also Published As

Publication number Publication date
GB2025648B (en) 1983-04-27
HK7184A (en) 1984-02-01
US4252417A (en) 1981-02-24
JPH0467169B2 (nl) 1992-10-27
CH636208A5 (de) 1983-05-13
NL7905398A (nl) 1980-01-15
JPS5557824A (en) 1980-04-30
DE2835863A1 (de) 1980-01-24
DE2835863C2 (de) 1986-06-26
GB2025648A (en) 1980-01-23
NL191470B (nl) 1995-03-16

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
CNR Transfer of rights (patent application after its laying open for public inspection)

Free format text: ASULAB S.A.

V4 Discontinued because of reaching the maximum lifetime of a patent

Free format text: 19990711