CA976264A - Imaging system - Google Patents

Imaging system

Info

Publication number
CA976264A
CA976264A CA152,643A CA152643A CA976264A CA 976264 A CA976264 A CA 976264A CA 152643 A CA152643 A CA 152643A CA 976264 A CA976264 A CA 976264A
Authority
CA
Canada
Prior art keywords
imaging system
imaging
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
CA152,643A
Other languages
English (en)
Other versions
CA152643S (fr
Inventor
Gary A. Dir
James H. Becker
Joseph J. Wysocki
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.)
Xerox Corp
Original Assignee
Xerox 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 Xerox Corp filed Critical Xerox Corp
Application granted granted Critical
Publication of CA976264A publication Critical patent/CA976264A/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
    • G02F1/13731—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 a field-induced phase transition

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (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)
CA152,643A 1971-11-29 1972-09-27 Imaging system Expired CA976264A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US20274671A 1971-11-29 1971-11-29

Publications (1)

Publication Number Publication Date
CA976264A true CA976264A (en) 1975-10-14

Family

ID=22751093

Family Applications (1)

Application Number Title Priority Date Filing Date
CA152,643A Expired CA976264A (en) 1971-11-29 1972-09-27 Imaging system

Country Status (6)

Country Link
US (1) US3790251A (de)
JP (1) JPS4864898A (de)
CA (1) CA976264A (de)
DE (1) DE2256258A1 (de)
GB (1) GB1417719A (de)
NL (1) NL7216213A (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3837730A (en) * 1973-11-28 1974-09-24 Bell Telephone Labor Inc Matrix-addressed liquid crystal display
US3930719A (en) * 1973-04-09 1976-01-06 Xerox Corporation Edge brightness display and method using a material exhibiting dielectric anisotropy
US3936815A (en) * 1973-08-06 1976-02-03 Nippon Telegraph And Telephone Public Corporation Apparatus and method for writing storable images into a matrix-addressed image-storing liquid crystal display device
GB1576106A (en) * 1976-11-25 1980-10-01 Secr Defence Temperature compensated liquid crystal devices
US4097127A (en) * 1977-03-02 1978-06-27 Xerox Corporation Mixed liquid crystalline texture formation
US4385806A (en) * 1978-06-08 1983-05-31 Fergason James L Liquid crystal display with improved angle of view and response times
US4436376A (en) 1980-02-13 1984-03-13 Fergason James L Light modulator, demodulator and method of communication employing the same
USRE32521F1 (en) * 1978-06-08 1990-09-18 James L Fergason Light modulator demodulator and method of communication employing the same
US4540243A (en) * 1981-02-17 1985-09-10 Fergason James L Method and apparatus for converting phase-modulated light to amplitude-modulated light and communication method and apparatus employing the same
EP0066965A1 (de) * 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 Flüssigkristall-Anzeigevorrichtungen
US4577930A (en) * 1982-05-24 1986-03-25 International Business Machines Corporation Weak boundary storage liquid crystal display devices with bias voltage
IL69547A0 (en) * 1982-08-26 1983-11-30 Crystalvision Inc Liquid crystal display
IT1172826B (it) * 1983-04-20 1987-06-18 Consiglio Nazionale Ricerche Dispositivo a cristalli liquidi per la rotazione continua della polarizzazione selettiva di luce monocromatica
US4659181A (en) * 1984-07-12 1987-04-21 Ncr Corporation Liquid crystal displays and method by which improved apparent viewing cones are attained therefor
US4983021A (en) * 1988-08-10 1991-01-08 Fergason James L Modulated retroreflector system
US5512218A (en) * 1994-03-24 1996-04-30 Cambridge Scientific, Inc. Method of making biopolymer-based nonlinear optical materials
US5933203A (en) * 1997-01-08 1999-08-03 Advanced Display Systems, Inc. Apparatus for and method of driving a cholesteric liquid crystal flat panel display
US6172720B1 (en) 1997-05-23 2001-01-09 Kent Displays Incorporated Low viscosity liquid crystal material
JP5403553B2 (ja) * 2010-01-05 2014-01-29 株式会社ジャパンディスプレイ 液晶表示装置及びその駆動方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3503673A (en) * 1967-09-14 1970-03-31 Rca Corp Reduction of turn-on delay in liquid crystal cell
US3652148A (en) * 1969-05-05 1972-03-28 Xerox Corp Imaging system
US3642348A (en) * 1969-10-20 1972-02-15 Xerox Corp Imaging system

Also Published As

Publication number Publication date
DE2256258A1 (de) 1973-06-07
US3790251A (en) 1974-02-05
NL7216213A (de) 1973-06-01
GB1417719A (en) 1975-12-17
JPS4864898A (de) 1973-09-07

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