KR20200040338A - 백라이트부 및 이를 포함하는 표시 장치 - Google Patents
백라이트부 및 이를 포함하는 표시 장치 Download PDFInfo
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- KR20200040338A KR20200040338A KR1020180119815A KR20180119815A KR20200040338A KR 20200040338 A KR20200040338 A KR 20200040338A KR 1020180119815 A KR1020180119815 A KR 1020180119815A KR 20180119815 A KR20180119815 A KR 20180119815A KR 20200040338 A KR20200040338 A KR 20200040338A
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- 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
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Abstract
Description
도 2a 및 도 2b는 본 발명의 실시예에 따른 표시 장치의 구조를 나타내는 도면이다.
도 3은 본 발명의 실시예에 색변환 층을 나타내는 도면이다.
도 4a 및 도 4b는 본 발명의 실시예에 따른 출광 층을 나타내는 도면이다.
도 5a 및 도 5b는 본 발명의 실시예에 따른 패턴 층을 나타내는 도면이다.
도 6a 및 도 6b는 본 발명의 실시예에 따른 패턴 층을 나타내는 도면이다.
도 7a 및 도 7b는 본 발명의 실시예에 따른 밀봉 부재를 나타내는 도면이다.
도 8은 본 발명의 실시예에 따른 액정 패널을 나타내는 도면이다.
도 9는 본 발명의 실시예에 따른 화소를 나타내는 도면이다.
BLU: 백라이트부 LE1, LE2: 제1 및 제2 광원
IP1, IP2: 제1 및 제2 인쇄 패턴층 DLP: 도광부
LGP1, LGP2: 제1 및 제2 도광판 QDL: 색변환 층
LS1, LS2: 제1 및 제2 출광 층 OS1, OS2: 제1 및 제2 광학 층
Claims (19)
- 전면 또는 배면으로 백라이트를 제공하기 위한 백라이트부; 및
상기 백라이트부를 사이에 두고 배치되며, 상기 백라이트의 세기를 제어하기 위한 액정 패널들을 포함하고,
상기 백라이트부는,
광을 생성하기 위한 적어도 하나의 광원;
상기 광원의 일측에 배치되며, 상기 광의 경로를 제공하기 위한 도광판들;
상기 도광판들 사이에 배치되며, 상기 광의 색상을 변환하여 투과 광을 생성하기 위한 색변환 층; 및
상기 도광판들을 사이에 두고 배치되며, 상기 광을 상기 색변환 층을 향하여 반사시키고, 상기 투과 광을 통과시키기 위한 출광 층들을 포함하는,
표시 장치. - 제1항에 있어서,
상기 도광판들 각각은, 유리(glass)로 형성되는,
표시 장치. - 제1항에 있어서,
상기 색변환 층은,
상기 광의 색상을 변환하기 위한 퀀텀 닷 입자를 포함하는 퀀텀 닷 층;
상기 퀀텀 닷 층을 사이에 두고 배치되며, 상기 퀀텀 닷 층을 보호하기 위한 보호 층들; 및
상기 보호 층들을 사이에 두고 배치되며, 제1 굴절률을 갖는 굴절 층들을 포함하는,
표시 장치. - 제3항에 있어서,
상기 도광판들 각각은, 제2 굴절률을 갖고,
상기 제1 굴절률은 상기 제2 굴절률보다 작은,
표시 장치. - 제4항에 있어서,
상기 제1 굴절률은, 1 이상 1. 25 이하 범위에 속하는,
표시 장치. - 제3항에 있어서,
상기 출광 층들 각각은,
사다리꼴형 또는 반-원기둥형 모양의 출광 패턴을 갖는 패턴 층; 및
상기 패턴 층 및 상기 도광판들을 서로 접착시키기 위한 접착 층을 포함하는,
표시 장치. - 제6항에 있어서,
상기 패턴 층의 일면에 반구형 홈들이 형성되는,
표시 장치. - 제6항에 있어서,
상기 패턴 층의 일면에 육면체형 홈들이 형성되는,
표시 장치. - 제6항에 있어서,
상기 출광 층들 각각은,
상기 패턴 층 및 상기 접착 층 사이에 배치된 기저 층을 더 포함하는,
표시 장치. - 제1항에 있어서,
상기 도광판들, 상기 색변환 층, 및 상기 출광 층들의 측면들을 밀봉하기 위한 밀봉 부재를 더 포함하는,
표시 장치. - 제10항에 있어서,
상기 밀봉 부재는, 상기 도광판들, 상기 색변환 층, 및 상기 출광 층들의 측면들 중 입광면을 제외한 측면들을 밀봉하는,
표시 장치. - 제10항에 있어서,
상기 밀봉 부재는, 은(Ag) 성분을 포함하는,
표시 장치. - 제1항에 있어서,
상기 백라이트부는,
상기 출광 층들을 사이에 두고 배치되며, 상기 투과 광을 균질화하여, 백라이트를 생성하기 위한 광학 층들을 더 포함하는,
표시 장치. - 제13항에 있어서,
상기 적어도 하나의 광원에 인접한 입광 영역에 위치하며, 상기 입광 영역으로 진입하는 상기 광을 차단하기 위한 인쇄 패턴 층들을 더 포함하는,
표시 장치. - 제14항에 있어서,
상기 인쇄 패턴 층은, 상기 출광 층들 및 상기 광학 층들 사이에 배치되는,
표시 장치. - 제14항에 있어서,
상기 인쇄 패턴 층은, 상기 광학 층들 및 상기 액정 패널들 사이에 배치되는,
표시 장치. - 제14항에 있어서,
상기 입광 영역은, 이미지가 표시되지 않는 비표시 영역에 포함되는,
표시 장치. - 광을 생성하기 위한 적어도 하나의 광원;
상기 광원의 일측에 배치되며, 상기 광의 경로를 제공하기 위한 도광판들;
상기 도광판들 사이에 배치되며, 상기 광의 색상을 변환하여 투과 광을 생성하기 위한 색변환 층; 및
상기 도광판들을 사이에 두고 배치되며, 상기 광을 상기 색변환 층을 향하여 반사시키고, 상기 투과 광을 통과시키기 위한 출광 층들을 포함하는,
백라이트부. - 제18항에 있어서,
상기 색변환 층은,
상기 광의 색상을 변환하기 위한 퀀텀 닷 입자를 포함하는 퀀텀 닷 층;
상기 퀀텀 닷 층을 사이에 두고 배치되며, 상기 퀀텀 닷 층을 보호하기 위한 보호 층들; 및
상기 보호 층들을 사이에 두고 배치되며, 제1 굴절률을 갖는 굴절 층들을 포함하는,
백라이트부.
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| KR1020180119815A KR20200040338A (ko) | 2018-10-08 | 2018-10-08 | 백라이트부 및 이를 포함하는 표시 장치 |
| US16/447,649 US20200110214A1 (en) | 2018-10-08 | 2019-06-20 | Backlight unit and display device including the same |
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| KR1020180119815A KR20200040338A (ko) | 2018-10-08 | 2018-10-08 | 백라이트부 및 이를 포함하는 표시 장치 |
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| CN109407201B (zh) * | 2018-11-01 | 2021-01-05 | 苏州佳世达电通有限公司 | 显示设备 |
| US11300838B1 (en) * | 2020-11-18 | 2022-04-12 | Innolux Corporation | Transparent display |
| KR102560459B1 (ko) * | 2021-04-02 | 2023-07-26 | 엘지전자 주식회사 | 디스플레이 디바이스 |
| US20230152648A1 (en) * | 2021-11-15 | 2023-05-18 | Dell Products L.P. | Switchable Transparent Display with Laminated Switching Panel |
| KR20230084709A (ko) * | 2021-12-06 | 2023-06-13 | 엘지디스플레이 주식회사 | 표시장치와 이를 포함한 모바일 단말기 |
| CN116699898A (zh) * | 2022-02-28 | 2023-09-05 | 华为技术有限公司 | 一种发光组件的控制方法、发光组件及电子装置 |
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| JP4044369B2 (ja) * | 2002-05-24 | 2008-02-06 | セイコーインスツル株式会社 | 液晶表示装置 |
| JP2004199027A (ja) * | 2002-10-24 | 2004-07-15 | Seiko Epson Corp | 表示装置、及び電子機器 |
| WO2011158956A1 (ja) * | 2010-06-18 | 2011-12-22 | 株式会社ニコン | 集光光学素子、集光装置、光発電装置及び光熱変換装置 |
| US10012779B2 (en) * | 2013-10-25 | 2018-07-03 | Philips Lighting Holding B.V. | Light emitting device |
| US20170329180A1 (en) * | 2014-12-03 | 2017-11-16 | Sharp Kabushiki Kaisha | Lighting device, display device, and television device |
| TWI596410B (zh) * | 2015-01-31 | 2017-08-21 | Lg 化學股份有限公司 | 背光單元以及包含該背光單元的顯示裝置 |
| CN104864318B (zh) * | 2015-06-12 | 2017-05-03 | 深圳市华星光电技术有限公司 | 背光模组及显示装置 |
| CN104990001B (zh) * | 2015-07-27 | 2017-11-17 | 京东方科技集团股份有限公司 | 背光模组及其制作方法、双面显示装置 |
| KR20170044791A (ko) * | 2015-10-15 | 2017-04-26 | 희성전자 주식회사 | 양자점, 고분자 수지, 양자점 시트 및 이를 포함하는 백라이트 유닛 |
| CN105202396A (zh) * | 2015-10-27 | 2015-12-30 | 京东方科技集团股份有限公司 | 背光模组及其制作方法和显示装置 |
| KR20170065736A (ko) * | 2015-12-03 | 2017-06-14 | 삼성디스플레이 주식회사 | 양자점 시트, 양자점 시트의 제조 방법 및 양자점 시트를 포함하는 표시 장치 |
| TWI599827B (zh) * | 2016-05-19 | 2017-09-21 | Hon Hai Prec Ind Co Ltd | 顯示裝置 |
| KR102537268B1 (ko) * | 2018-04-23 | 2023-05-30 | 삼성디스플레이 주식회사 | 표시 장치 |
| KR102587654B1 (ko) * | 2018-10-18 | 2023-10-11 | 삼성디스플레이 주식회사 | 백라이트 유닛 및 이를 포함하는 표시 장치 |
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- 2018-10-08 KR KR1020180119815A patent/KR20200040338A/ko not_active Ceased
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