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 PDFInfo
- 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
- Authority
- TW
- Taiwan
- Prior art keywords
- microled
- backlighting
- systems
- methods
- dynamic range
- Prior art date
Links
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)
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)
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 |
CN118284849A (zh) * | 2021-11-26 | 2024-07-02 | 株式会社半导体能源研究所 | 显示装置及电子设备 |
Citations (7)
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 |
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 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
JP6170495B2 (ja) | 2011-09-20 | 2017-07-26 | コーニンクレッカ フィリップス エヌ ヴェKoninklijke Philips N.V. | 発光モジュール、ランプ、照明器具及び表示装置 |
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 |
WO2015176044A1 (en) * | 2014-05-15 | 2015-11-19 | Rohinni, Inc. | Light diffusion with light-generating sources |
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 |
-
2018
- 2018-08-23 KR KR1020207008172A patent/KR20200035316A/ko active IP Right Grant
- 2018-08-23 CN CN201880068178.6A patent/CN111247369A/zh active Pending
- 2018-08-23 WO PCT/US2018/047637 patent/WO2019040688A1/en active Application Filing
- 2018-08-23 JP JP2020510537A patent/JP7370319B2/ja active Active
- 2018-08-24 TW TW107129538A patent/TWI799442B/zh active
Patent Citations (7)
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 |
---|---|
JP2020531904A (ja) | 2020-11-05 |
KR20200035316A (ko) | 2020-04-02 |
TW201921007A (zh) | 2019-06-01 |
WO2019040688A1 (en) | 2019-02-28 |
JP7370319B2 (ja) | 2023-10-27 |
CN111247369A (zh) | 2020-06-05 |
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