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AU5095498A - Projection display with gradation levels obtained by modulation of beamlets - Google Patents

Projection display with gradation levels obtained by modulation of beamlets

Info

Publication number
AU5095498A
AU5095498A AU50954/98A AU5095498A AU5095498A AU 5095498 A AU5095498 A AU 5095498A AU 50954/98 A AU50954/98 A AU 50954/98A AU 5095498 A AU5095498 A AU 5095498A AU 5095498 A AU5095498 A AU 5095498A
Authority
AU
Australia
Prior art keywords
beamlets
modulation
projection display
gradation levels
levels obtained
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.)
Abandoned
Application number
AU50954/98A
Inventor
Charles G. Fink
Graham W. Flint
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.)
Laser Power Corp
Original Assignee
Laser Power 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 Laser Power Corp filed Critical Laser Power Corp
Publication of AU5095498A publication Critical patent/AU5095498A/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3102—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators
    • H04N9/3105—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying all colours simultaneously, e.g. by using two or more electronic spatial light modulators
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/02—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes by tracing or scanning a light beam on a screen
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3129—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] scanning a light beam on the display screen
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3141—Constructional details thereof
    • H04N9/315—Modulator illumination systems
    • H04N9/3152—Modulator illumination systems for shaping the light beam
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3141—Constructional details thereof
    • H04N9/315—Modulator illumination systems
    • H04N9/3161—Modulator illumination systems using laser light sources
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/2007—Display of intermediate tones

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
AU50954/98A 1996-11-01 1997-10-27 Projection display with gradation levels obtained by modulation of beamlets Abandoned AU5095498A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US74204196A 1996-11-01 1996-11-01
US08742041 1996-11-01
PCT/US1997/019660 WO1998020475A1 (en) 1996-11-01 1997-10-27 Projection display with gradation levels obtained by modulation of beamlets

Publications (1)

Publication Number Publication Date
AU5095498A true AU5095498A (en) 1998-05-29

Family

ID=24983267

Family Applications (1)

Application Number Title Priority Date Filing Date
AU50954/98A Abandoned AU5095498A (en) 1996-11-01 1997-10-27 Projection display with gradation levels obtained by modulation of beamlets

Country Status (2)

Country Link
AU (1) AU5095498A (en)
WO (1) WO1998020475A1 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6882379B1 (en) 1998-06-05 2005-04-19 Seiko Epson Corporation Light source device including a planar light source having a single, substantially continuous light emission area and display device incorporating the light source device
US6980280B2 (en) 2001-10-12 2005-12-27 Eastman Kodak Company Two level image writer
US6648475B1 (en) * 2002-05-20 2003-11-18 Eastman Kodak Company Method and apparatus for increasing color gamut of a display
US6802613B2 (en) * 2002-10-16 2004-10-12 Eastman Kodak Company Broad gamut color display apparatus using an electromechanical grating device
DE10319274A1 (en) * 2003-04-29 2004-12-02 Osram Opto Semiconductors Gmbh light source
US6873398B2 (en) 2003-05-21 2005-03-29 Esko-Graphics A/S Method and apparatus for multi-track imaging using single-mode beams and diffraction-limited optics
GB2408646B (en) * 2003-11-28 2008-11-26 Seos Ltd Image Display Apparatus with Night Vision Goggle Compatibility
US7540616B2 (en) * 2005-12-23 2009-06-02 3M Innovative Properties Company Polarized, multicolor LED-based illumination source
DE102007011425A1 (en) * 2007-03-08 2008-09-11 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Projection device for scanning projecting
GB0719721D0 (en) * 2007-10-09 2007-11-21 Seos Ltd Image display apparatus
CN108628070B (en) * 2017-03-23 2020-09-11 深圳光峰科技股份有限公司 Display system

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2371107A1 (en) * 1976-11-15 1978-06-09 Laser Video Inc Modulation of light beam containing several wavelengths - has beams which are modulated by pressure waves and different beams which are separated by diffraction
JPS5814134A (en) * 1981-07-18 1983-01-26 Dainippon Screen Mfg Co Ltd Picture scanning and recording device
JPS5817442A (en) * 1981-07-24 1983-02-01 Dainippon Screen Mfg Co Ltd Continuous gradation exposure method and its device in image scanning and recording device
JPS61256321A (en) * 1985-05-10 1986-11-13 Hitachi Ltd LCD projection display device
EP0458270B1 (en) * 1990-05-21 1996-11-27 Victor Company Of Japan, Limited Diplay unit
JP3351888B2 (en) * 1993-12-24 2002-12-03 テキサス インスツルメンツ インコーポレイテツド Gradation expression method and image expression device
US5534949A (en) * 1994-04-08 1996-07-09 Hughes Aircraft Company Two channel field sequential color display system
US5704700A (en) * 1994-07-25 1998-01-06 Proxima Corporation Laser illuminated image projection system and method of using same

Also Published As

Publication number Publication date
WO1998020475A1 (en) 1998-05-14

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