WO2020089246A1 - Architecture de moteur d'afficheur à cristaux liquides - Google Patents

Architecture de moteur d'afficheur à cristaux liquides Download PDF

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Publication number
WO2020089246A1
WO2020089246A1 PCT/EP2019/079561 EP2019079561W WO2020089246A1 WO 2020089246 A1 WO2020089246 A1 WO 2020089246A1 EP 2019079561 W EP2019079561 W EP 2019079561W WO 2020089246 A1 WO2020089246 A1 WO 2020089246A1
Authority
WO
WIPO (PCT)
Prior art keywords
light
luminescent
elongated
generating system
radiation
Prior art date
Application number
PCT/EP2019/079561
Other languages
English (en)
Inventor
Ludovicus Johannes Lambertus HAENEN
Dominique Maria Bruls
Original Assignee
Signify Holding B.V.
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 Signify Holding B.V. filed Critical Signify Holding B.V.
Publication of WO2020089246A1 publication Critical patent/WO2020089246A1/fr

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Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/20—Lamp housings
    • G03B21/2006—Lamp housings characterised by the light source
    • G03B21/2033—LED or laser light sources
    • G03B21/204—LED or laser light sources using secondary light emission, e.g. luminescence or fluorescence
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
    • F21V9/30—Elements containing photoluminescent material distinct from or spaced from the light source
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0003—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being doped with fluorescent agents
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0005—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being of the fibre type
    • G02B6/0008—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being of the fibre type the light being emitted at the end of the fibre
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/20—Lamp housings
    • G03B21/208—Homogenising, shaping of the illumination light
    • 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
    • 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
    • H04N9/3144—Cooling systems
    • 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
    • H04N9/3158—Modulator illumination systems for controlling the spectrum
    • 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
    • H04N9/3164—Modulator illumination systems using multiple light sources
    • 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
    • H04N9/3167—Modulator illumination systems for polarizing the light beam
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
    • F21W2131/40—Lighting for industrial, commercial, recreational or military use
    • F21W2131/406—Lighting for industrial, commercial, recreational or military use for theatres, stages or film studios
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0066—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form characterised by the light source being coupled to the light guide
    • G02B6/0068—Arrangements of plural sources, e.g. multi-colour light sources
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L33/00—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L33/48—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
    • H01L33/50—Wavelength conversion elements
    • H01L33/501—Wavelength conversion elements characterised by the materials, e.g. binder
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L33/00—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L33/48—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
    • H01L33/50—Wavelength conversion elements
    • H01L33/501—Wavelength conversion elements characterised by the materials, e.g. binder
    • H01L33/502—Wavelength conversion materials
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L33/00—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L33/48—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
    • H01L33/50—Wavelength conversion elements
    • H01L33/505—Wavelength conversion elements characterised by the shape, e.g. plate or foil

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Engineering & Computer Science (AREA)
  • Projection Apparatus (AREA)

Abstract

L'invention concerne un système de génération de lumière (1000) comprenant un dispositif de génération de lumière (1100) et un diviseur de faisceau de polarisation à décalage latéral (300), dans lequel : - le dispositif de génération de lumière (1100) comprend (i) une pluralité de sources de lumière (10) conçues pour fournir une lumière (11) de sources de lumière ; (ii) un corps luminescent allongé (100) comprenant une ou plusieurs faces latérales (140), le corps luminescent allongé (100) comprenant une face d'entrée de rayonnement (111) conçue dans une relation de réception de lumière avec la pluralité de sources de lumière (10), le corps luminescent allongé (100) comprenant un matériau luminescent (120) conçu pour convertir au moins une partie de la lumière (11) de sources de lumière en lumière (8) de matériau luminescent ; (ii) une fenêtre de sortie de rayonnement (112, 212) destinée à une émission de la lumière de matériau luminescent (120) à partir du dispositif de génération de lumière, la fenêtre de sortie de rayonnement (112, 212) ayant une première hauteur (H1) et une première largeur (W1), définissant un premier rapport d'aspect AR1 = W1/H1 ; - le diviseur de faisceau de polarisation à décalage latéral (300) est conçu dans une relation de réception de lumière avec la fenêtre de sortie de rayonnement (112, 212), le décalage latéral du diviseur de faisceau de polarisation à décalage latéral (300) étant conçu dans une direction parallèle à la première hauteur (H1) de la fenêtre de sortie de rayonnement (112, 212).
PCT/EP2019/079561 2018-11-01 2019-10-29 Architecture de moteur d'afficheur à cristaux liquides WO2020089246A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP18203934 2018-11-01
EP18203934.7 2018-11-01

Publications (1)

Publication Number Publication Date
WO2020089246A1 true WO2020089246A1 (fr) 2020-05-07

Family

ID=64109758

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2019/079561 WO2020089246A1 (fr) 2018-11-01 2019-10-29 Architecture de moteur d'afficheur à cristaux liquides

Country Status (1)

Country Link
WO (1) WO2020089246A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3936763A1 (fr) * 2020-07-07 2022-01-12 Centre National de la Recherche Scientifique Concentrateur luminescent

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001019092A1 (fr) 1999-09-02 2001-03-15 Koninklijke Philips Electronics N.V. Procede et dispositif servant a generer une image a la luminosite desiree
WO2006054203A1 (fr) 2004-11-18 2006-05-26 Philips Intellectual Property & Standards Gmbh Dispositif electroluminescent pourvu d'une structure de conversion
US20070279915A1 (en) * 2006-06-02 2007-12-06 3M Innovative Properties Company Fluorescent Volume Light Source With Air Gap Cooling
US20170139113A1 (en) * 2014-06-05 2017-05-18 Philips Lighting Holding B.V. Luminescence concentrator with increased efficiency
US20180067385A1 (en) * 2016-09-08 2018-03-08 Canon Kabushiki Kaisha Image projection apparatus

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001019092A1 (fr) 1999-09-02 2001-03-15 Koninklijke Philips Electronics N.V. Procede et dispositif servant a generer une image a la luminosite desiree
US6631995B2 (en) 1999-09-02 2003-10-14 Koninklijke Philips Electronics N.V. Method of and device for generating an image having a desired brightness
USRE42428E1 (en) 1999-09-02 2011-06-07 Koninklijke Philips Electronics N.V. Method of and device for generating an image having a desired brightness
WO2006054203A1 (fr) 2004-11-18 2006-05-26 Philips Intellectual Property & Standards Gmbh Dispositif electroluminescent pourvu d'une structure de conversion
US20070279915A1 (en) * 2006-06-02 2007-12-06 3M Innovative Properties Company Fluorescent Volume Light Source With Air Gap Cooling
US20170139113A1 (en) * 2014-06-05 2017-05-18 Philips Lighting Holding B.V. Luminescence concentrator with increased efficiency
US20180067385A1 (en) * 2016-09-08 2018-03-08 Canon Kabushiki Kaisha Image projection apparatus

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
"E-208 and E-406 of the CRC Handbook of Chemistry and Physics", pages: 1088 - 1989
JIHWAN KIN ET AL., APPLIED OPTICS, vol. 51, no. 20, 10 July 2012 (2012-07-10)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3936763A1 (fr) * 2020-07-07 2022-01-12 Centre National de la Recherche Scientifique Concentrateur luminescent
WO2022008310A1 (fr) * 2020-07-07 2022-01-13 Centre National De La Recherche Scientifique Concentrateur 3d

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