FR2238167B2 - - Google Patents

Info

Publication number
FR2238167B2
FR2238167B2 FR7326109A FR7326109A FR2238167B2 FR 2238167 B2 FR2238167 B2 FR 2238167B2 FR 7326109 A FR7326109 A FR 7326109A FR 7326109 A FR7326109 A FR 7326109A FR 2238167 B2 FR2238167 B2 FR 2238167B2
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
FR7326109A
Other languages
French (fr)
Other versions
FR2238167A2 (en
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.)
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Commissariat a lEnergie Atomique CEA
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 Commissariat a lEnergie Atomique CEA filed Critical Commissariat a lEnergie Atomique CEA
Priority to FR7326109A priority Critical patent/FR2238167B2/fr
Priority to DE19732343373 priority patent/DE2343373C3/en
Priority to GB4054673A priority patent/GB1449011A/en
Priority to JP48096569A priority patent/JPS6058452B2/en
Priority to CH1229173A priority patent/CH591094A5/xx
Priority to NL7311807A priority patent/NL178195C/en
Publication of FR2238167A2 publication Critical patent/FR2238167A2/fr
Priority to US05/554,987 priority patent/US4036553A/en
Application granted granted Critical
Publication of FR2238167B2 publication Critical patent/FR2238167B2/fr
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
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/37—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being movable elements
    • G09F9/372—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being movable elements the positions of the elements being controlled by the application of an electric field

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optics & Photonics (AREA)
FR7326109A 1972-08-29 1973-07-17 Expired FR2238167B2 (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FR7326109A FR2238167B2 (en) 1973-07-17 1973-07-17
DE19732343373 DE2343373C3 (en) 1972-08-29 1973-08-28 Method for controlling an optical characteristic of a liquid crystal
GB4054673A GB1449011A (en) 1972-08-29 1973-08-28 Method for operating a liquid crystal display device
JP48096569A JPS6058452B2 (en) 1972-08-29 1973-08-28 How to control the refractive index of points in the liquid crystal layer
CH1229173A CH591094A5 (en) 1972-08-29 1973-08-28
NL7311807A NL178195C (en) 1972-08-29 1973-08-28 METHOD FOR CONTROLLING AN OPTICAL CHARACTERISTICS OF A LIQUID CRYSTAL
US05/554,987 US4036553A (en) 1972-08-29 1975-03-03 Method of controlling an optical characteristic

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7326109A FR2238167B2 (en) 1973-07-17 1973-07-17

Publications (2)

Publication Number Publication Date
FR2238167A2 FR2238167A2 (en) 1975-02-14
FR2238167B2 true FR2238167B2 (en) 1976-06-18

Family

ID=9122690

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7326109A Expired FR2238167B2 (en) 1972-08-29 1973-07-17

Country Status (1)

Country Link
FR (1) FR2238167B2 (en)

Also Published As

Publication number Publication date
FR2238167A2 (en) 1975-02-14

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Legal Events

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