CA2070771A1 - Systeme d'affichage modulant l'intensite des faisceaux projetes pour la television - Google Patents

Systeme d'affichage modulant l'intensite des faisceaux projetes pour la television

Info

Publication number
CA2070771A1
CA2070771A1 CA2070771A CA2070771A CA2070771A1 CA 2070771 A1 CA2070771 A1 CA 2070771A1 CA 2070771 A CA2070771 A CA 2070771A CA 2070771 A CA2070771 A CA 2070771A CA 2070771 A1 CA2070771 A1 CA 2070771A1
Authority
CA
Canada
Prior art keywords
beams
modulating
intensity
television display
onto
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.)
Granted
Application number
CA2070771A
Other languages
English (en)
Other versions
CA2070771C (fr
Inventor
Gregory Um
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.)
Aura Systems Inc
Original Assignee
Gregory Um
Aura Systems, Inc.
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 Gregory Um, Aura Systems, Inc. filed Critical Gregory Um
Publication of CA2070771A1 publication Critical patent/CA2070771A1/fr
Application granted granted Critical
Publication of CA2070771C publication Critical patent/CA2070771C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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]
    • H04N9/3129—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] scanning a light beam on the display screen

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Transforming Electric Information Into Light Information (AREA)
CA002070771A 1989-12-11 1990-12-11 Systeme d'affichage modulant l'intensite des faisceaux projetes pour la television Expired - Fee Related CA2070771C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US07/448,748 US5126836A (en) 1989-11-01 1989-12-11 Actuated mirror optical intensity modulation
US448,748 1989-12-11
PCT/US1990/007367 WO1991009503A1 (fr) 1989-12-11 1990-12-11 Systeme d'affichage de television permettant de moduler l'intensite de faisceaux projetes

Publications (2)

Publication Number Publication Date
CA2070771A1 true CA2070771A1 (fr) 1991-06-12
CA2070771C CA2070771C (fr) 1999-12-21

Family

ID=23781531

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002070771A Expired - Fee Related CA2070771C (fr) 1989-12-11 1990-12-11 Systeme d'affichage modulant l'intensite des faisceaux projetes pour la television

Country Status (5)

Country Link
US (1) US5126836A (fr)
JP (1) JP2927545B2 (fr)
AU (1) AU646425B2 (fr)
CA (1) CA2070771C (fr)
WO (1) WO1991009503A1 (fr)

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KR100203577B1 (ko) * 1994-12-19 1999-06-15 배순훈 광로조절장치와 그 제조방법
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WO1998038801A1 (fr) * 1997-02-26 1998-09-03 Daewoo Electronics Co., Ltd. Groupement de miroirs actionnes, a couche mince, utilise dans un systeme de projection optique et son procede de fabrication
KR19980069199A (ko) * 1997-02-27 1998-10-26 배순훈 광효율을 향상시킬 수 있는 박막형 광로 조절장치 및 그 제조 방법
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US5815305A (en) * 1997-03-10 1998-09-29 Daewoo Electronics Co., Ltd. Thin film actuated mirror array in an optical projection system and method for manufacturing the same
US5917645A (en) * 1997-03-28 1999-06-29 Daewoo Electronics Co., Ltd. Thin film actuated mirror array in an optical projection system and method for manufacturing the same
US5914803A (en) * 1997-07-01 1999-06-22 Daewoo Electronics Co., Ltd. Thin film actuated mirror array in an optical projection system and method for manufacturing the same
EP1025711A1 (fr) 1997-10-31 2000-08-09 Daewoo Electronics Co., Ltd Procede de production d'un ensemble de miroirs actionne a couche mince dans un systeme de projection optique
US5920421A (en) * 1997-12-10 1999-07-06 Daewoo Electronics Co., Ltd. Thin film actuated mirror array in an optical projection system and method for manufacturing the same
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JP4061857B2 (ja) * 2001-04-27 2008-03-19 株式会社日立製作所 光学ユニット及びそれを用いた映像表示装置
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US6747781B2 (en) 2001-06-25 2004-06-08 Silicon Light Machines, Inc. Method, apparatus, and diffuser for reducing laser speckle
US6782205B2 (en) 2001-06-25 2004-08-24 Silicon Light Machines Method and apparatus for dynamic equalization in wavelength division multiplexing
US6829092B2 (en) 2001-08-15 2004-12-07 Silicon Light Machines, Inc. Blazed grating light valve
US6800238B1 (en) 2002-01-15 2004-10-05 Silicon Light Machines, Inc. Method for domain patterning in low coercive field ferroelectrics
US6767751B2 (en) 2002-05-28 2004-07-27 Silicon Light Machines, Inc. Integrated driver process flow
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US6822797B1 (en) 2002-05-31 2004-11-23 Silicon Light Machines, Inc. Light modulator structure for producing high-contrast operation using zero-order light
US6829258B1 (en) 2002-06-26 2004-12-07 Silicon Light Machines, Inc. Rapidly tunable external cavity laser
US6813059B2 (en) 2002-06-28 2004-11-02 Silicon Light Machines, Inc. Reduced formation of asperities in contact micro-structures
US6801354B1 (en) 2002-08-20 2004-10-05 Silicon Light Machines, Inc. 2-D diffraction grating for substantially eliminating polarization dependent losses
US6712480B1 (en) 2002-09-27 2004-03-30 Silicon Light Machines Controlled curvature of stressed micro-structures
US6806997B1 (en) 2003-02-28 2004-10-19 Silicon Light Machines, Inc. Patterned diffractive light modulator ribbon for PDL reduction
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DE102004027340A1 (de) * 2004-05-27 2005-12-22 Deutsches Zentrum für Luft- und Raumfahrt e.V. Panorama-Bildprojektor
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US7583429B2 (en) 2004-09-27 2009-09-01 Idc, Llc Ornamental display device
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CN101960207A (zh) * 2008-03-05 2011-01-26 夏普株式会社 照明装置、显示装置和电视接收装置
CN102149961B (zh) * 2008-09-30 2013-05-29 夏普株式会社 照明装置、显示装置和电视接收装置
EP2330339B1 (fr) 2008-10-01 2013-03-27 Sharp Kabushiki Kaisha Dispositif d éclairage, dispositif d affichage et téléviseur
EP2327923A4 (fr) * 2008-10-10 2013-05-15 Sharp Kk Dispositif d éclairage, dispositif d affichage et récepteur de télévision

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Also Published As

Publication number Publication date
JP2927545B2 (ja) 1999-07-28
AU646425B2 (en) 1994-02-24
AU7077991A (en) 1991-07-18
JPH05502773A (ja) 1993-05-13
WO1991009503A1 (fr) 1991-06-27
US5126836A (en) 1992-06-30
CA2070771C (fr) 1999-12-21

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