IT985866B - Visualizzatore a cristalli liquidi - Google Patents

Visualizzatore a cristalli liquidi

Info

Publication number
IT985866B
IT985866B IT68280/73A IT6828073A IT985866B IT 985866 B IT985866 B IT 985866B IT 68280/73 A IT68280/73 A IT 68280/73A IT 6828073 A IT6828073 A IT 6828073A IT 985866 B IT985866 B IT 985866B
Authority
IT
Italy
Prior art keywords
liquid crystal
crystal display
display
liquid
crystal
Prior art date
Application number
IT68280/73A
Other languages
English (en)
Original Assignee
Olivetti & Co Spa
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 Olivetti & Co Spa filed Critical Olivetti & Co Spa
Application granted granted Critical
Publication of IT985866B publication Critical patent/IT985866B/it

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

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)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Liquid Crystal Display Device Control (AREA)
IT68280/73A 1972-05-10 1973-05-08 Visualizzatore a cristalli liquidi IT985866B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US25199372A 1972-05-10 1972-05-10

Publications (1)

Publication Number Publication Date
IT985866B true IT985866B (it) 1974-12-20

Family

ID=22954215

Family Applications (1)

Application Number Title Priority Date Filing Date
IT68280/73A IT985866B (it) 1972-05-10 1973-05-08 Visualizzatore a cristalli liquidi

Country Status (5)

Country Link
US (1) US3781085A (it)
JP (1) JPS4949652A (it)
DE (1) DE2322653A1 (it)
GB (1) GB1423717A (it)
IT (1) IT985866B (it)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4165923A (en) * 1972-04-10 1979-08-28 Ncr Corporation Liquid crystal alignment structure
JPS5229716B2 (it) * 1972-06-07 1977-08-03
US3897996A (en) * 1972-09-30 1975-08-05 Dainippon Printing Co Ltd Electro-optic display device
US3964158A (en) * 1973-08-07 1976-06-22 Janning John L Method of making a liquid crystal display cell
JPS5793775A (en) * 1980-12-04 1982-06-10 Fuji Xerox Co Ltd One-dimensional scanner
EP0066965A1 (en) * 1981-06-05 1982-12-15 The Secretary of State for Defence in Her Britannic Majesty's Government of the United Kingdom of Great Britain and Liquid crystal displays
JP2721497B2 (ja) * 1984-03-19 1998-03-04 ケント・ステート・ユニバーシティ 光変調性物質の製造方法
JPS61105631A (ja) * 1984-10-29 1986-05-23 Dai Ichi Seiko Co Ltd タツチエントリ付液晶表示装置
US4685771A (en) * 1985-09-17 1987-08-11 West John L Liquid crystal display material comprising a liquid crystal dispersion in a thermoplastic resin
US4673255A (en) * 1986-05-22 1987-06-16 John West Method of controlling microdroplet growth in polymeric dispersed liquid crystal
US4671618A (en) * 1986-05-22 1987-06-09 Wu Bao Gang Liquid crystalline-plastic material having submillisecond switch times and extended memory
US5319481A (en) * 1986-12-23 1994-06-07 Raychem Corporation Encapsulated liquid crystal optical read/write storage medium and system
CA2027440C (en) * 1989-11-08 1995-07-04 Nicholas K. Sheridon Paper-like computer output display and scanning system therefor
US5136404A (en) * 1990-08-09 1992-08-04 Western Publishing Company Liquid crystal writing slate with improved light-transmission retention
US5115330A (en) * 1990-08-09 1992-05-19 Western Publishing Company Liquid crystal writing slate
US5117297A (en) * 1990-08-09 1992-05-26 Western Publishing Company Liquid crystal writing slate with DC imaging system
US5111316A (en) * 1990-08-09 1992-05-05 Western Publishing Company Liquid crystal writing state
US5251048A (en) * 1992-05-18 1993-10-05 Kent State University Method and apparatus for electronic switching of a reflective color display
JP2017044281A (ja) 2015-08-27 2017-03-02 Ntn株式会社 保持器及び円すいころ軸受
CN105467708B (zh) * 2016-02-03 2021-04-20 京东方科技集团股份有限公司 一种写字板、电子写字设备及制作方法
CN108549169A (zh) * 2018-05-30 2018-09-18 山东蓝贝思特教装集团股份有限公司 采用刻蚀工艺制成的可实现局部擦除的书写膜及加工工艺和应用
CN108761947A (zh) * 2018-08-08 2018-11-06 吴飞 具有显示功能的胆甾液晶手写板装置及其制备方法

Also Published As

Publication number Publication date
DE2322653A1 (de) 1973-11-22
GB1423717A (en) 1976-02-04
JPS4949652A (it) 1974-05-14
US3781085A (en) 1973-12-25

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