FR2064831A5 - - Google Patents

Info

Publication number
FR2064831A5
FR2064831A5 FR7034966A FR7034966A FR2064831A5 FR 2064831 A5 FR2064831 A5 FR 2064831A5 FR 7034966 A FR7034966 A FR 7034966A FR 7034966 A FR7034966 A FR 7034966A FR 2064831 A5 FR2064831 A5 FR 2064831A5
Authority
FR
France
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
FR7034966A
Other languages
French (fr)
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.)
RCA Corp
Original Assignee
RCA Corp
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 RCA Corp filed Critical RCA Corp
Application granted granted Critical
Publication of FR2064831A5 publication Critical patent/FR2064831A5/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/24—Illuminated signs; Luminous advertising using tubes or the like filled with liquid, e.g. bubbling liquid
    • 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
    • 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
    • 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
    • G02F1/1347—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells
    • G02F1/13475—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells in which at least one liquid crystal cell or layer is doped with a pleochroic dye, e.g. GH-LC cell
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F19/00—Advertising or display means not otherwise provided for
    • G09F19/12—Advertising or display means not otherwise provided for using special optical effects

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Theoretical Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mathematical Physics (AREA)
  • Business, Economics & Management (AREA)
  • Accounting & Taxation (AREA)
  • Marketing (AREA)
  • Liquid Crystal (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
FR7034966A 1969-12-29 1970-09-28 Expired FR2064831A5 (cg-RX-API-DMAC7.html)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US88860369A 1969-12-29 1969-12-29

Publications (1)

Publication Number Publication Date
FR2064831A5 true FR2064831A5 (cg-RX-API-DMAC7.html) 1971-07-23

Family

ID=25393511

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7034966A Expired FR2064831A5 (cg-RX-API-DMAC7.html) 1969-12-29 1970-09-28

Country Status (6)

Country Link
US (1) US3703329A (cg-RX-API-DMAC7.html)
JP (1) JPS5028186B1 (cg-RX-API-DMAC7.html)
CA (1) CA938017A (cg-RX-API-DMAC7.html)
DE (1) DE2046566A1 (cg-RX-API-DMAC7.html)
FR (1) FR2064831A5 (cg-RX-API-DMAC7.html)
GB (1) GB1331755A (cg-RX-API-DMAC7.html)

Families Citing this family (66)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3886014A (en) * 1970-12-21 1975-05-27 Electrovac Method of production of a liquid crystal cell
US3873185A (en) * 1971-06-21 1975-03-25 Polaroid Corp Variable light-filtering device
DE2155241C2 (de) * 1971-11-06 1983-09-08 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verfahren zum Betrieb einer Flüssigkristallzelle
JPS4946954A (cg-RX-API-DMAC7.html) * 1972-09-11 1974-05-07
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
JPS5938565B2 (ja) * 1973-01-17 1984-09-18 シャープ株式会社 光学フイルタ−
JPS4997636A (cg-RX-API-DMAC7.html) * 1973-01-18 1974-09-14
JPS4999296A (cg-RX-API-DMAC7.html) * 1973-01-26 1974-09-19
JPS49115564A (cg-RX-API-DMAC7.html) * 1973-03-07 1974-11-05
US3833287A (en) * 1973-03-08 1974-09-03 Bell Telephone Labor Inc Guest-host liquid crystal device
GB1422993A (en) * 1973-03-08 1976-01-28 Marconi Co Ltd Liquid crystal display arrangements
JPS5328102B2 (cg-RX-API-DMAC7.html) * 1973-04-16 1978-08-12
US3960751A (en) * 1973-09-19 1976-06-01 Matsushita Electric Industrial Co., Ltd. Electro-optical display element
JPS5093449A (cg-RX-API-DMAC7.html) * 1973-12-20 1975-07-25
GB1491471A (en) * 1974-01-21 1977-11-09 Secr Defence Colour display systems
US3960753A (en) * 1974-05-30 1976-06-01 Rca Corporation Fluorescent liquid crystals
JPS5161795A (cg-RX-API-DMAC7.html) * 1974-11-26 1976-05-28 Matsushita Electric Industrial Co Ltd
JPS51146256A (en) * 1975-06-10 1976-12-15 Matsushita Electric Ind Co Ltd Color display device
US4145114A (en) * 1975-06-17 1979-03-20 The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland Pleochroic dyes
SE7704663L (sv) * 1976-04-26 1977-10-27 Izon Corp Ljusforsterkningsanordning
CH594897A5 (cg-RX-API-DMAC7.html) * 1976-06-23 1978-01-31 Bbc Brown Boveri & Cie
US4128496A (en) * 1976-09-09 1978-12-05 General Electric Company Dichroic liquid crystal compositions
US4122027A (en) * 1976-11-08 1978-10-24 General Electric Company Dichroic liquid crystal composition with 4,4-bis (substituted naphthylazo)azobenzene dichroic dyes
US4184750A (en) * 1976-11-12 1980-01-22 Rca Corporation Novel liquid crystal dyestuffs and electro-optic devices incorporating same
US4141627A (en) * 1977-01-06 1979-02-27 Rca Corporation Electro-optic device
US4702561A (en) * 1977-04-11 1987-10-27 Minnesota Mining And Manufacturing Company Pleochroic dyes and electro-optical displays therewith
US4105299A (en) * 1977-04-11 1978-08-08 Minnesota Mining And Manufacturing Company Electro-optical devices containing methine arylidene dyes
JPS5359397A (en) * 1977-08-08 1978-05-29 Mitsubishi Electric Corp Color display unit
US4116861A (en) * 1977-08-18 1978-09-26 General Electric Company Dichroic liquid crystal compositions
DD137118B1 (de) * 1978-02-06 1980-10-01 Hermann Schubert Elektrooptische anordnung zur lichtmodulation oder symbolanzeige
DD137242B1 (de) * 1978-06-16 1980-10-29 Dietrich Demus Nematische kristallin-fluessige mischungen
US4288147A (en) * 1978-12-20 1981-09-08 Timex Corporation Electro-optical composition of the guest-host type
US4358589A (en) * 1979-02-02 1982-11-09 Veb Werk Fur Fernsehelektronik Im Veb Kombinat Mikroelektronik Nematic liquid crystal compounds
JPS5597717U (cg-RX-API-DMAC7.html) * 1980-01-17 1980-07-07
US4493531A (en) * 1980-07-03 1985-01-15 Control Interface Company Limited Field sensitive optical displays, generation of fields therefor and scanning thereof
US4416514A (en) * 1980-11-10 1983-11-22 Polaroid Corporation Color filter
JPS5792311A (en) * 1980-11-28 1982-06-08 Sharp Corp Guest-host type liquid crystal display element
DE3142664A1 (de) * 1981-10-28 1983-05-05 Andreas 2950 Leer Otten Vorrichtung zur erzeugung von bildern mittels elektronisch angesteuertem fluessigkristallraster
US4758818A (en) * 1983-09-26 1988-07-19 Tektronix, Inc. Switchable color filter and field sequential full color display system incorporating same
SE464264B (sv) * 1984-02-24 1991-03-25 Esab Ab Optiskt filter foer svetsskyddsglas
DE3650628T2 (de) * 1985-03-01 1997-09-25 Manchester R & D Partnership Flüssigkristallfarbanzeigevorrichtung und verfahren
US5208686A (en) * 1985-03-01 1993-05-04 Manchester R&D Partnership Liquid crystal color display and method
US4953953A (en) * 1985-03-01 1990-09-04 Manchester R & D Partnership Complementary color liquid display
US5142389A (en) * 1985-03-01 1992-08-25 Manchester R & D Limited Partnership Liquid crystal color display and method
US5345322A (en) * 1985-03-01 1994-09-06 Manchester R&D Limited Partnership Complementary color liquid crystal display
US5168380A (en) * 1985-03-01 1992-12-01 Manchester R & D Partnership An Ohio Limited Partnership Multiple containment mediums of operationally nematic liquid crystal responsive to a prescribed input
US4749261A (en) * 1986-01-17 1988-06-07 Taliq Corporation Shatter-proof liquid crystal panel with infrared filtering properties
JPH0666018B2 (ja) * 1987-01-09 1994-08-24 株式会社日立製作所 液晶プロジェクション装置
US5032007A (en) * 1988-04-07 1991-07-16 Honeywell, Inc. Apparatus and method for an electronically controlled color filter for use in information display applications
US4886343A (en) * 1988-06-20 1989-12-12 Honeywell Inc. Apparatus and method for additive/subtractive pixel arrangement in color mosaic displays
US5089810A (en) * 1990-04-09 1992-02-18 Computer Accessories Corporation Stacked display panel construction and method of making same
US5302946A (en) * 1988-07-21 1994-04-12 Leonid Shapiro Stacked display panel construction and method of making same
US5153568A (en) * 1988-07-21 1992-10-06 Proxima Corporation Liquid crystal display panel system and method of using same
US4917465A (en) * 1989-03-28 1990-04-17 In Focus Systems, Inc. Color display system
US5050965A (en) * 1989-09-01 1991-09-24 In Focus Systems, Inc. Color display using supertwisted nematic liquid crystal material
USRE36654E (en) * 1989-03-28 2000-04-11 In Focus Systems, Inc. Stacked LCD color display
US5223959A (en) * 1989-07-17 1993-06-29 Polytronix, Inc. Red, blue and green serial encapsulated liquid crystal display and driving method
JP2829149B2 (ja) * 1991-04-10 1998-11-25 シャープ株式会社 液晶表示装置
US5197242A (en) * 1992-07-17 1993-03-30 Allied-Signal Inc. Dual-pane thermal window with liquid crystal shade
DE29611387U1 (de) * 1996-06-29 1996-09-26 Wolters, Paolo, 12555 Berlin Flächenelemente zur Beeinflussung sichtbarer Elektronenflächen an Fensterelementen
US6078303A (en) * 1996-12-19 2000-06-20 Colorado Microdisplay, Inc. Display system having electrode modulation to alter a state of an electro-optic layer
US6046716A (en) 1996-12-19 2000-04-04 Colorado Microdisplay, Inc. Display system having electrode modulation to alter a state of an electro-optic layer
US5920298A (en) * 1996-12-19 1999-07-06 Colorado Microdisplay, Inc. Display system having common electrode modulation
DE19751208A1 (de) * 1997-11-19 1999-06-10 Jan Hes Ultraflachbildschirm
US6356323B1 (en) 2000-08-11 2002-03-12 Eastman Kodak Company Color display using cholesteric liquid crystals
US8487835B2 (en) 2010-04-27 2013-07-16 Sukho JUNG Display device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2400877A (en) * 1941-03-21 1946-05-28 John F Dreyer Optical device and method and manufacture thereof
US3551026A (en) * 1965-04-26 1970-12-29 Rca Corp Control of optical properties of materials with liquid crystals
US3440620A (en) * 1966-01-10 1969-04-22 Rca Corp Electro-optical memory

Also Published As

Publication number Publication date
JPS5028186B1 (cg-RX-API-DMAC7.html) 1975-09-12
US3703329A (en) 1972-11-21
DE2046566A1 (de) 1971-07-08
CA938017A (en) 1973-12-04
GB1331755A (en) 1973-09-26

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Legal Events

Date Code Title Description
ST Notification of lapse