AU6048773A - Operational method for displaying images with liquid-crystal electro optical devices - Google Patents

Operational method for displaying images with liquid-crystal electro optical devices

Info

Publication number
AU6048773A
AU6048773A AU60487/73A AU6048773A AU6048773A AU 6048773 A AU6048773 A AU 6048773A AU 60487/73 A AU60487/73 A AU 60487/73A AU 6048773 A AU6048773 A AU 6048773A AU 6048773 A AU6048773 A AU 6048773A
Authority
AU
Australia
Prior art keywords
liquid
optical devices
displaying images
operational method
crystal electro
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
AU60487/73A
Other languages
English (en)
Inventor
Paolo Maltese
Paolo Reali
Giorgio Barzilai
Cesare Maria Ottavi
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.)
REALI P
Original Assignee
REALI P
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 REALI P filed Critical REALI P
Publication of AU6048773A publication Critical patent/AU6048773A/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
    • G02F1/1393—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 the birefringence of the liquid crystal being electrically controlled, e.g. ECB-, DAP-, HAN-, PI-LC 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
    • G02F1/13306—Circuit arrangements or driving methods for the control of single liquid crystal cells
AU60487/73A 1972-09-22 1973-09-20 Operational method for displaying images with liquid-crystal electro optical devices Expired AU6048773A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT52916/72A IT965475B (it) 1972-09-22 1972-09-22 Perfezionamento negli schermi per la presentazione di immagini del tipo a cristalli liquidi adatti in particolare per immagini televisive e o dati alfanumerici

Publications (1)

Publication Number Publication Date
AU6048773A true AU6048773A (en) 1975-03-20

Family

ID=11278489

Family Applications (1)

Application Number Title Priority Date Filing Date
AU60487/73A Expired AU6048773A (en) 1972-09-22 1973-09-20 Operational method for displaying images with liquid-crystal electro optical devices

Country Status (14)

Country Link
JP (1) JPS4971952A (xx)
AR (1) AR206687A1 (xx)
AU (1) AU6048773A (xx)
BE (1) BE805180A (xx)
BR (1) BR7307361D0 (xx)
CA (1) CA1003528A (xx)
CH (1) CH577181A5 (xx)
DE (1) DE2346732A1 (xx)
ES (1) ES418985A1 (xx)
FR (1) FR2201005A5 (xx)
GB (1) GB1451076A (xx)
IL (1) IL43290A (xx)
IT (1) IT965475B (xx)
NL (1) NL7313049A (xx)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2292253A1 (fr) * 1974-11-21 1976-06-18 Thomson Csf Procede et dispositif utilisant un effet thermo-optique dans un cristal liquide pour la reproduction d'images en temps reel et sans memoire
JPS5164899A (ja) * 1974-12-03 1976-06-04 Nippon Electric Co Ekishohyojisochi
US4006968A (en) * 1975-05-02 1977-02-08 Hughes Aircraft Company Liquid crystal dot color display
FR2389955B1 (xx) * 1977-05-05 1981-12-04 Thomson Csf
EP0045104B1 (de) * 1980-07-28 1985-04-10 BBC Aktiengesellschaft Brown, Boveri & Cie. Homöotrop nematisches Display mit internem Reflektor
CH661361A5 (en) * 1983-12-16 1987-07-15 Bbc Brown Boveri & Cie Multiplexable liquid-crystal display
JPS62203126A (ja) * 1986-03-04 1987-09-07 Matsushita Electric Ind Co Ltd 表示装置
JP2586195B2 (ja) * 1990-08-30 1997-02-26 セイコーエプソン株式会社 液晶表示装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3655269A (en) * 1971-01-25 1972-04-11 Rca Corp Liquid crystal display assembly having independent contrast and speed of response controls

Also Published As

Publication number Publication date
IT965475B (it) 1974-01-31
IL43290A (en) 1976-12-31
BE805180A (fr) 1974-01-16
DE2346732A1 (de) 1974-04-04
JPS4971952A (xx) 1974-07-11
FR2201005A5 (xx) 1974-04-19
IL43290A0 (en) 1973-11-28
ES418985A1 (es) 1976-03-01
GB1451076A (en) 1976-09-29
NL7313049A (xx) 1974-03-26
AR206687A1 (es) 1976-08-13
BR7307361D0 (pt) 1974-08-29
CH577181A5 (xx) 1976-06-30
CA1003528A (en) 1977-01-11

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