KR20090021159A - 광 에미터들의 어레이를 포함하는 조명 디바이스 및 lcd백라이트 - Google Patents
광 에미터들의 어레이를 포함하는 조명 디바이스 및 lcd백라이트 Download PDFInfo
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- KR20090021159A KR20090021159A KR1020087029576A KR20087029576A KR20090021159A KR 20090021159 A KR20090021159 A KR 20090021159A KR 1020087029576 A KR1020087029576 A KR 1020087029576A KR 20087029576 A KR20087029576 A KR 20087029576A KR 20090021159 A KR20090021159 A KR 20090021159A
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- 238000005286 illumination Methods 0.000 claims abstract description 12
- 230000004888 barrier function Effects 0.000 claims abstract description 7
- 239000003086 colorant Substances 0.000 claims abstract description 7
- 230000004907 flux Effects 0.000 claims description 4
- 238000005259 measurement Methods 0.000 claims description 2
- 230000003287 optical effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 12
- 230000008901 benefit Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 230000018109 developmental process Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
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Classifications
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- 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
- G09G3/34—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 by control of light from an independent source
- G09G3/3406—Control of illumination source
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- 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
- G09G3/22—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 using controlled light sources
- G09G3/30—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 using controlled light sources using electroluminescent panels
- G09G3/32—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 using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
- G09G3/3208—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 using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/10—Controlling the intensity of the light
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/02—Improving the quality of display appearance
- G09G2320/029—Improving the quality of display appearance by monitoring one or more pixels in the display panel, e.g. by monitoring a fixed reference pixel
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/06—Adjustment of display parameters
- G09G2320/0613—The adjustment depending on the type of the information to be displayed
- G09G2320/062—Adjustment of illumination source parameters
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/06—Adjustment of display parameters
- G09G2320/0666—Adjustment of display parameters for control of colour parameters, e.g. colour temperature
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2360/00—Aspects of the architecture of display systems
- G09G2360/14—Detecting light within display terminals, e.g. using a single or a plurality of photosensors
- G09G2360/141—Detecting light within display terminals, e.g. using a single or a plurality of photosensors the light conveying information used for selecting or modulating the light emitting or modulating element
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2360/00—Aspects of the architecture of display systems
- G09G2360/14—Detecting light within display terminals, e.g. using a single or a plurality of photosensors
- G09G2360/145—Detecting light within display terminals, e.g. using a single or a plurality of photosensors the light originating from the display screen
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Liquid Crystal (AREA)
- Liquid Crystal Display Device Control (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Planar Illumination Modules (AREA)
Abstract
Description
Claims (14)
- 연관된 동작 유닛들(14, 15.1, 15.2, 16)을 갖는 광 에미터들(11, 11.1, 11.2)의 어레이를 포함하는 조명 디바이스(1)로서,적어도 2개의 광 에미터들(11.1, 11.2)과 기능적으로 연관된 공유된 동작 유닛들(14, 16)의 그룹이 존재하는 조명 디바이스.
- 제1항에 있어서,상기 동작 유닛들은 적어도 하나의 제어 유닛(16), 구동 유닛(15.1, 15.2) 및/또는 센서 유닛(14)을 포함하는 것을 특징으로 하는 조명 디바이스.
- 제2항에 있어서,상기 공유된 동작 유닛들은 적어도 하나의 일정한 목표값(T)에 따라 그 연관된 광 에미터들(11.1, 11.2)의 광 출력을 제어하기 위한 적어도 하나의 제어 유닛(16)을 포함하는 것을 특징으로 하는 조명 디바이스.
- 제2항에 있어서,상기 공유된 동작 유닛들은 그 연관된 광 에미터들(11.1, 11.2)의 동작, 특히 방출된 광의 플럭스(flux), 방출된 광의 컬러 포인트 또는 동작 온도에 관련한 양(quantity)을 측정하기 위한 적어도 하나의 센서 유닛(14)을 포함하는 것을 특징 으로 하는 조명 디바이스.
- 제2항에 있어서,상기 공유된 동작 유닛들은 적어도 하나의 제어 유닛(16)과 적어도 하나의 센서 유닛(14)을 포함하는 것을 특징으로 하는 조명 디바이스.
- 제2항에 있어서,상기 공유된 동작 유닛들은 적어도 하나의 제어 유닛(16)과 적어도 하나의 구동 유닛을 포함하는 것을 특징으로 하는 조명 디바이스.
- 제2항에 있어서,상기 공유된 동작 유닛들은 적어도 하나의 제어 유닛(16), 적어도 하나의 센서 유닛(14) 및 적어도 하나의 구동 유닛을 포함하는 것을 특징으로 하는 조명 디바이스.
- 제1항에 있어서,적어도 2개의 공유된 동작 유닛들(14, 16)에 연결된 적어도 하나의 광 에미터(11.1, 11.2)를 포함하는 것을 특징으로 하는 조명 디바이스.
- 제2항에 있어서,각각의 제어 유닛(16)은 적어도 하나의 연관된 센서 유닛(14)을 포함하는 피드백 루프에서 연관된 광 에미터들(11.1, 11.2)을 제어하도록 구성되는 것을 특징으로 하는 조명 디바이스.
- 제2항에 있어서,적어도 하나의 제어 유닛(16)은, 연관된 광 에미터들의 개별 광 출력의 시간-다중(time-multiplexed) 측정이 가능하도록, 공통 센서 유닛(14)과 추가적으로 연관되는 연관된 광 에미터들(11.1, 11.2)의 그룹을 구동하도록 구성되는 것을 특징으로 하는 조명 디바이스.
- 제2항에 있어서,제어 유닛들(16)은 마이크로컨트롤러, DSP, ASIC 또는 프로그래머블 로직을 포함하는 것을 특징으로 하는 조명 디바이스.
- 제1항에 있어서,적어도 하나의 광 에미터는, 특히 적색, 녹색 및 청색 LED인, 상이한 컬러들의 LED들의 세트(12.1, 12.2)를 포함하는 것을 특징으로 하는 조명 디바이스.
- 제1항에 있어서,상기 광 에미터들(11.1, 11.2)은 광 장벽(optical barrier)들(13)에 의해 서 로 분리되는 것을 특징으로 하는 조명 디바이스.
- 제1항에 기재된 상기 조명 디바이스(1)를 포함하는 LCD 백라이트.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP06113523 | 2006-05-04 | ||
EP06113523.2 | 2006-05-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR20090021159A true KR20090021159A (ko) | 2009-02-27 |
Family
ID=38668155
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020087029576A Ceased KR20090021159A (ko) | 2006-05-04 | 2007-04-24 | 광 에미터들의 어레이를 포함하는 조명 디바이스 및 lcd백라이트 |
Country Status (8)
Country | Link |
---|---|
US (1) | US20090179843A1 (ko) |
EP (1) | EP2016580A2 (ko) |
JP (1) | JP5081230B2 (ko) |
KR (1) | KR20090021159A (ko) |
CN (1) | CN101438339B (ko) |
RU (1) | RU2455706C2 (ko) |
TW (1) | TW200802277A (ko) |
WO (1) | WO2007129241A2 (ko) |
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CN101601135B (zh) | 2007-01-22 | 2012-06-27 | 科锐公司 | 使用发光器件外部互连阵列的照明装置以及其制造方法 |
JP4818976B2 (ja) * | 2007-04-02 | 2011-11-16 | 清水建設株式会社 | 発光ダイオードを用いた照明装置 |
SI22723A (sl) * | 2008-01-30 | 2009-08-31 | Jaro Kapus | Namenski prikazovalnik z inteligentnimi svetlobnimi toäśkami |
US20100109562A1 (en) * | 2008-11-06 | 2010-05-06 | StarChips Technology Inc. | Backlight module and light-emitting device thereof |
CZ2009133A3 (cs) * | 2009-03-03 | 2009-07-08 | Witrins S.R.O. | Zarízení, zpusob merení vnejších rozmeru testovaného výrobku a použití tohoto zarízení |
US8334866B2 (en) * | 2009-09-17 | 2012-12-18 | Intellectual Discovery Co., Ltd. | Methods, systems, devices and components for reducing power consumption in an LCD backlit by LEDs |
US20120287622A1 (en) * | 2009-12-02 | 2012-11-15 | Sharp Kabushiki Kaisha | Illumination device and display device |
US11792898B2 (en) | 2012-07-01 | 2023-10-17 | Ideal Industries Lighting Llc | Enhanced fixtures for area lighting |
US11160148B2 (en) * | 2017-06-13 | 2021-10-26 | Ideal Industries Lighting Llc | Adaptive area lamp |
US9185766B2 (en) * | 2012-10-11 | 2015-11-10 | General Electric Company | Rolling blackout adjustable color LED illumination source |
CN104851370B (zh) * | 2015-05-06 | 2018-04-10 | 深圳金立翔视效科技有限公司 | 一种可变的led显示屏 |
RU2713748C2 (ru) * | 2015-05-19 | 2020-02-07 | Филипс Лайтинг Холдинг Б.В. | Осветительное устройство, содержащее разделенное осветительное средство |
US10529696B2 (en) | 2016-04-12 | 2020-01-07 | Cree, Inc. | High density pixelated LED and devices and methods thereof |
WO2019028314A1 (en) | 2017-08-03 | 2019-02-07 | Cree, Inc. | HIGH DENSITY PIXELIZED LED CHIPS AND NETWORK DEVICES AND METHODS OF MANUFACTURE |
US10734363B2 (en) | 2017-08-03 | 2020-08-04 | Cree, Inc. | High density pixelated-LED chips and chip array devices |
CN107240383A (zh) * | 2017-08-04 | 2017-10-10 | 高创(苏州)电子有限公司 | 一种背光源及其调光方法、显示面板以及显示器 |
US10529773B2 (en) | 2018-02-14 | 2020-01-07 | Cree, Inc. | Solid state lighting devices with opposing emission directions |
US10903265B2 (en) | 2018-12-21 | 2021-01-26 | Cree, Inc. | Pixelated-LED chips and chip array devices, and fabrication methods |
US12142716B2 (en) | 2019-03-29 | 2024-11-12 | Creeled, Inc. | Active control of light emitting diodes and light emitting diode displays |
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US11694601B2 (en) | 2019-03-29 | 2023-07-04 | Creeled, Inc. | Active control of light emitting diodes and light emitting diode displays |
US12198605B2 (en) | 2019-03-29 | 2025-01-14 | Creeled, Inc. | Active control of light emitting diodes and light emitting diode displays |
US11790831B2 (en) | 2019-03-29 | 2023-10-17 | Creeled, Inc. | Active control of light emitting diodes and light emitting diode displays |
US11776460B2 (en) | 2019-03-29 | 2023-10-03 | Creeled, Inc. | Active control of light emitting diodes and light emitting diode displays |
US11817526B2 (en) | 2019-10-29 | 2023-11-14 | Creeled, Inc. | Texturing for high density pixelated-LED chips and chip array devices |
US11695102B2 (en) | 2020-06-19 | 2023-07-04 | Creeled, Inc. | Active electrical elements with light-emitting diodes |
US11437548B2 (en) | 2020-10-23 | 2022-09-06 | Creeled, Inc. | Pixelated-LED chips with inter-pixel underfill materials, and fabrication methods |
US11538424B2 (en) | 2021-04-27 | 2022-12-27 | Microsoft Technology Licensing, Llc | Self-calibrating illumination modules for display backlight |
US12014673B2 (en) | 2022-02-07 | 2024-06-18 | Creeled, Inc. | Light-emitting diodes with mixed clock domain signaling |
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JP2000075802A (ja) * | 1998-08-26 | 2000-03-14 | Matsushita Electric Ind Co Ltd | バックライト装置およびバックライト素子 |
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JP2006524841A (ja) * | 2003-04-25 | 2006-11-02 | ビジョニアード・イメージ・システムズ・インコーポレイテッド | 個々のledの明度モニタリング能力および較正方法を有するledの光源/ディスプレイ |
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2007
- 2007-04-24 WO PCT/IB2007/051503 patent/WO2007129241A2/en active Application Filing
- 2007-04-24 KR KR1020087029576A patent/KR20090021159A/ko not_active Ceased
- 2007-04-24 US US12/299,134 patent/US20090179843A1/en not_active Abandoned
- 2007-04-24 RU RU2008147716/08A patent/RU2455706C2/ru not_active IP Right Cessation
- 2007-04-24 CN CN2007800161251A patent/CN101438339B/zh not_active Expired - Fee Related
- 2007-04-24 JP JP2009508568A patent/JP5081230B2/ja not_active Expired - Fee Related
- 2007-04-24 EP EP07735627A patent/EP2016580A2/en not_active Withdrawn
- 2007-04-30 TW TW096115325A patent/TW200802277A/zh unknown
Also Published As
Publication number | Publication date |
---|---|
JP5081230B2 (ja) | 2012-11-28 |
RU2008147716A (ru) | 2010-06-10 |
TW200802277A (en) | 2008-01-01 |
EP2016580A2 (en) | 2009-01-21 |
RU2455706C2 (ru) | 2012-07-10 |
CN101438339B (zh) | 2012-12-05 |
JP2009535773A (ja) | 2009-10-01 |
WO2007129241A2 (en) | 2007-11-15 |
US20090179843A1 (en) | 2009-07-16 |
WO2007129241A3 (en) | 2008-03-27 |
CN101438339A (zh) | 2009-05-20 |
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