DE2112961C2 - Elektro-optischer Flüssigkristall-Modulator - Google Patents

Elektro-optischer Flüssigkristall-Modulator

Info

Publication number
DE2112961C2
DE2112961C2 DE2112961A DE2112961A DE2112961C2 DE 2112961 C2 DE2112961 C2 DE 2112961C2 DE 2112961 A DE2112961 A DE 2112961A DE 2112961 A DE2112961 A DE 2112961A DE 2112961 C2 DE2112961 C2 DE 2112961C2
Authority
DE
Germany
Prior art keywords
liquid crystal
electro
electrodes
modulation signal
generator
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
DE2112961A
Other languages
German (de)
English (en)
Other versions
DE2112961A1 (de
Inventor
Georges Assouline
Michel Hareng
Eugene Paris Leiba
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.)
Thales SA
Original Assignee
Thomson CSF 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 Thomson CSF SA filed Critical Thomson CSF SA
Publication of DE2112961A1 publication Critical patent/DE2112961A1/de
Application granted granted Critical
Publication of DE2112961C2 publication Critical patent/DE2112961C2/de
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
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/13306—Circuit arrangements or driving methods for the control of single liquid crystal cells

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
DE2112961A 1970-03-17 1971-03-17 Elektro-optischer Flüssigkristall-Modulator Expired DE2112961C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7009518A FR2082477A5 (enExample) 1970-03-17 1970-03-17

Publications (2)

Publication Number Publication Date
DE2112961A1 DE2112961A1 (de) 1971-10-07
DE2112961C2 true DE2112961C2 (de) 1982-09-09

Family

ID=9052394

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2112961A Expired DE2112961C2 (de) 1970-03-17 1971-03-17 Elektro-optischer Flüssigkristall-Modulator

Country Status (7)

Country Link
US (1) US3718381A (enExample)
CA (1) CA929612A (enExample)
CH (1) CH522234A (enExample)
DE (1) DE2112961C2 (enExample)
FR (1) FR2082477A5 (enExample)
GB (1) GB1350627A (enExample)
NL (1) NL7103402A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3446474A1 (de) * 1984-12-20 1986-07-03 Messerschmitt-Bölkow-Blohm GmbH, 8012 Ottobrunn Fluessigkristallmodulator zur sprach- und informationsuebertragung im sichtbaren und infratotbereich
DE19607728A1 (de) * 1996-02-29 1997-09-04 Siemens Ag Infrarot-Datenschnittstelle

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2331191C2 (de) * 1972-06-24 1984-06-07 Durst AG, Fabrik Fototechnischer Apparate, Bozen Lichtmeßgerät
US3991416A (en) * 1975-09-18 1976-11-09 Hughes Aircraft Company AC biased and resonated liquid crystal display
DE3411048A1 (de) * 1984-03-26 1985-09-26 Rainer 6072 Dreieich Bauer Schaltung zur ansteuerung von fluessigkristallschichten und anordnung zu ihrer anwendung
DE8812322U1 (de) * 1988-09-29 1988-12-08 Rohrer, Emil, 8901 Königsbrunn Abdeckung von Beleuchtungseinrichtungen an Kraftfahrzeugen
US6559903B2 (en) 1991-11-27 2003-05-06 Reveo, Inc. Non-absorptive electro-optical glazing structure employing composite infrared reflective polarizing filter
US6257530B1 (en) * 1999-12-20 2001-07-10 Chin Hai Tsai Clasping device for longitudinal object

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3575492A (en) * 1969-07-10 1971-04-20 Rca Corp Turnoff method and circuit for liquid crystal display element
US3575493A (en) * 1969-08-05 1971-04-20 Rca Corp Fast self-quenching of dynamic scattering in liquid crystal devices

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3446474A1 (de) * 1984-12-20 1986-07-03 Messerschmitt-Bölkow-Blohm GmbH, 8012 Ottobrunn Fluessigkristallmodulator zur sprach- und informationsuebertragung im sichtbaren und infratotbereich
DE19607728A1 (de) * 1996-02-29 1997-09-04 Siemens Ag Infrarot-Datenschnittstelle

Also Published As

Publication number Publication date
GB1350627A (en) 1974-04-18
NL7103402A (enExample) 1971-09-21
DE2112961A1 (de) 1971-10-07
US3718381A (en) 1973-02-27
CA929612A (en) 1973-07-03
CH522234A (fr) 1972-06-15
FR2082477A5 (enExample) 1971-12-10

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Legal Events

Date Code Title Description
OD Request for examination
D2 Grant after examination
8380 Miscellaneous part iii

Free format text: DIE PRIORITAET(EN) LAUTET(EN) RICHTIG: 17.03.70 FR 70-9518

8328 Change in the person/name/address of the agent

Free format text: MAY, H., DIPL.-CHEM. DR.RER.NAT., PAT.-ANW., 8000 MUENCHEN

8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee