TWI799442B - 用於高動態範圍微led背光的系統及方法 - Google Patents

用於高動態範圍微led背光的系統及方法 Download PDF

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Publication number
TWI799442B
TWI799442B TW107129538A TW107129538A TWI799442B TW I799442 B TWI799442 B TW I799442B TW 107129538 A TW107129538 A TW 107129538A TW 107129538 A TW107129538 A TW 107129538A TW I799442 B TWI799442 B TW I799442B
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TW
Taiwan
Prior art keywords
microled
backlighting
systems
methods
dynamic range
Prior art date
Application number
TW107129538A
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English (en)
Chinese (zh)
Other versions
TW201921007A (zh
Inventor
黛娜克雷格 布克拜得
狄米崔費拉迪斯拉佛維奇 庫克森寇夫
提摩西詹姆士 歐斯禮
馬克亞歷山卓 克薩達
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美商康寧公司
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Publication of TW201921007A publication Critical patent/TW201921007A/zh
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Classifications

    • 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
    • G02B6/0073—Light emitting diode [LED]
    • 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
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133603—Direct backlight with LEDs
    • 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
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • 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
    • 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
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133605—Direct backlight including specially adapted reflectors
    • 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
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133614—Illuminating devices using photoluminescence, e.g. phosphors illuminated by UV or blue light
    • 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
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133628—Illuminating devices with cooling means
    • 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
    • G02F2202/00—Materials and properties
    • G02F2202/36—Micro- or nanomaterials

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Planar Illumination Modules (AREA)
  • Liquid Crystal (AREA)
  • Led Device Packages (AREA)
TW107129538A 2017-08-24 2018-08-24 用於高動態範圍微led背光的系統及方法 TWI799442B (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201762549531P 2017-08-24 2017-08-24
US62/549,531 2017-08-24
US201862689980P 2018-06-26 2018-06-26
US62/689,980 2018-06-26

Publications (2)

Publication Number Publication Date
TW201921007A TW201921007A (zh) 2019-06-01
TWI799442B true TWI799442B (zh) 2023-04-21

Family

ID=65439905

Family Applications (1)

Application Number Title Priority Date Filing Date
TW107129538A TWI799442B (zh) 2017-08-24 2018-08-24 用於高動態範圍微led背光的系統及方法

Country Status (5)

Country Link
JP (1) JP7370319B2 (ja)
KR (1) KR20200035316A (ja)
CN (1) CN111247369A (ja)
TW (1) TWI799442B (ja)
WO (1) WO2019040688A1 (ja)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109979958A (zh) * 2019-04-23 2019-07-05 深圳市华星光电半导体显示技术有限公司 MicroLED显示面板
CN110908183B (zh) * 2019-11-12 2021-07-23 惠州市华星光电技术有限公司 显示器
WO2023094937A1 (ja) * 2021-11-26 2023-06-01 株式会社半導体エネルギー研究所 表示装置および電子機器

Citations (7)

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JPS63188634U (ja) * 1987-05-27 1988-12-02
TW200623942A (en) * 2004-12-30 2006-07-01 Samsung Electro Mech LED backlight apparatus
CN105445994A (zh) * 2015-12-16 2016-03-30 青岛海信电器股份有限公司 一种光源模块、背光模组及显示装置
TW201624023A (zh) * 2014-09-30 2016-07-01 Fujifilm Corp 波長轉換構件、背光單元、液晶顯示裝置、含有量子點之聚合性組成物、及波長轉換構件之製造方法
US20160363814A1 (en) * 2015-06-10 2016-12-15 Hisense Electric Co., Ltd. Quantum dot light-emitting device, backlight module, and display device
US20160363709A1 (en) * 2015-06-12 2016-12-15 Samsung Electronics Co., Ltd. Back light unit and display apparatus including the same
WO2016209890A1 (en) * 2015-06-26 2016-12-29 Corning Incorporated Sealed device comprising quantum dots and methods for making the same

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US4206501A (en) * 1978-06-12 1980-06-03 Motorola, Inc. Apparatus and methods for back illuminating a display surface
JP2004171948A (ja) 2002-11-20 2004-06-17 Harison Toshiba Lighting Corp バックライト装置
US7481563B2 (en) 2006-09-21 2009-01-27 3M Innovative Properties Company LED backlight
KR100900043B1 (ko) * 2007-06-05 2009-06-01 주식회사 나모텍 액정표시장치용 백라이트 유닛
KR20120114041A (ko) * 2011-04-06 2012-10-16 하나 마이크론(주) 글래스 커버를 갖는 ｌｅｄ 패키지 제조 방법
RU2586385C2 (ru) 2011-09-20 2016-06-10 Конинклейке Филипс Н.В. Светоизлучающий модуль, лампа, осветительное устройство и устройство отображения
KR20140011104A (ko) 2012-07-17 2014-01-28 삼성디스플레이 주식회사 백라이트 유닛 및 이를 포함하는 액정 표시 장치
US9299887B2 (en) * 2013-03-15 2016-03-29 Nthdegree Technologies Worldwide Inc. Ultra-thin printed LED layer removed from substrate
US9111464B2 (en) * 2013-06-18 2015-08-18 LuxVue Technology Corporation LED display with wavelength conversion layer
JP6153895B2 (ja) 2013-07-22 2017-06-28 富士フイルム株式会社 液晶表示装置
ES2952637T3 (es) * 2014-05-15 2023-11-02 Rohinni Inc Difusión de luz con fuentes generadoras de luz
GB201420452D0 (en) * 2014-11-18 2014-12-31 Mled Ltd Integrated colour led micro-display
KR102318262B1 (ko) * 2015-03-11 2021-10-27 삼성디스플레이 주식회사 백라이트 유닛 및 이를 포함하는 표시 장치
CN108474524B (zh) 2015-12-25 2020-09-25 富士胶片株式会社 边缘照明型背光单元

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63188634U (ja) * 1987-05-27 1988-12-02
TW200623942A (en) * 2004-12-30 2006-07-01 Samsung Electro Mech LED backlight apparatus
TW201624023A (zh) * 2014-09-30 2016-07-01 Fujifilm Corp 波長轉換構件、背光單元、液晶顯示裝置、含有量子點之聚合性組成物、及波長轉換構件之製造方法
US20160363814A1 (en) * 2015-06-10 2016-12-15 Hisense Electric Co., Ltd. Quantum dot light-emitting device, backlight module, and display device
US20160363709A1 (en) * 2015-06-12 2016-12-15 Samsung Electronics Co., Ltd. Back light unit and display apparatus including the same
WO2016209890A1 (en) * 2015-06-26 2016-12-29 Corning Incorporated Sealed device comprising quantum dots and methods for making the same
CN105445994A (zh) * 2015-12-16 2016-03-30 青岛海信电器股份有限公司 一种光源模块、背光模组及显示装置

Also Published As

Publication number Publication date
WO2019040688A1 (en) 2019-02-28
KR20200035316A (ko) 2020-04-02
JP7370319B2 (ja) 2023-10-27
JP2020531904A (ja) 2020-11-05
TW201921007A (zh) 2019-06-01
CN111247369A (zh) 2020-06-05

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