FR2057917A5 - - Google Patents

Info

Publication number
FR2057917A5
FR2057917A5 FR7028460A FR7028460A FR2057917A5 FR 2057917 A5 FR2057917 A5 FR 2057917A5 FR 7028460 A FR7028460 A FR 7028460A FR 7028460 A FR7028460 A FR 7028460A FR 2057917 A5 FR2057917 A5 FR 2057917A5
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
FR7028460A
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 FR2057917A5 publication Critical patent/FR2057917A5/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
    • C09K19/10—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings
    • C09K19/22—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings linked by a chain containing carbon and nitrogen atoms as chain links, e.g. Schiff bases
    • 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
    • G02F1/13306—Circuit arrangements or driving methods for the control of single liquid crystal cells
FR7028460A 1969-08-05 1970-07-31 Expired FR2057917A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US84765969A 1969-08-05 1969-08-05

Publications (1)

Publication Number Publication Date
FR2057917A5 true FR2057917A5 (fr) 1971-05-21

Family

ID=25301175

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7028460A Expired FR2057917A5 (fr) 1969-08-05 1970-07-31

Country Status (12)

Country Link
US (1) US3575493A (fr)
AT (1) AT297810B (fr)
BE (1) BE753074A (fr)
CH (1) CH528091A (fr)
DE (1) DE2038780A1 (fr)
ES (1) ES382288A1 (fr)
FR (1) FR2057917A5 (fr)
GB (1) GB1322540A (fr)
IL (1) IL34568A (fr)
NL (1) NL7011493A (fr)
SE (1) SE350864B (fr)
ZA (1) ZA705395B (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2082477A5 (fr) * 1970-03-17 1971-12-10 Thomson Csf
US3697150A (en) * 1971-01-06 1972-10-10 Xerox Corp Electro-optic systems in which an electrophoretic-like or dipolar material is dispersed throughout a liquid crystal to reduce the turn-off time
DE2155241C2 (de) * 1971-11-06 1983-09-08 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verfahren zum Betrieb einer Flüssigkristallzelle
JPS6056026B2 (ja) * 1976-09-20 1985-12-07 松下電器産業株式会社 液晶パネルの駆動方式
US4109242A (en) * 1977-01-13 1978-08-22 Rca Corporation Matrix address system using erase operation
GB1536518A (en) * 1977-08-04 1978-12-20 Standard Telephones Cables Ltd Tap arrangement for a fibre optic transmission system
US5660549A (en) * 1995-01-23 1997-08-26 Flameco, Inc. Firefighter training simulator
US7477206B2 (en) * 2005-12-06 2009-01-13 Real D Enhanced ZScreen modulator techniques
EP2757630A1 (fr) * 2013-01-16 2014-07-23 Alcatel Lucent Dispositif de transmission

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3519330A (en) * 1967-09-14 1970-07-07 Rca Corp Turnoff method and circuit for liquid crystal display element

Also Published As

Publication number Publication date
US3575493A (en) 1971-04-20
ZA705395B (en) 1971-04-28
NL7011493A (fr) 1971-02-09
CH528091A (de) 1972-09-15
AT297810B (de) 1972-04-10
IL34568A0 (en) 1970-07-19
DE2038780A1 (de) 1971-02-18
ES382288A1 (es) 1972-11-16
BE753074A (fr) 1970-12-16
IL34568A (en) 1972-10-29
GB1322540A (en) 1973-07-04
SE350864B (fr) 1972-11-06

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Legal Events

Date Code Title Description
ST Notification of lapse