KR20170136150A - 광 밸브 패널과 이를 이용한 액정표시장치 - Google Patents
광 밸브 패널과 이를 이용한 액정표시장치 Download PDFInfo
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Abstract
본 발명의 액정표시장치는 표시패널, 백라이트 유닛 및 광 밸브 패널을 포함한다. 표시패널은 입력 영상이 기입되는 픽셀들을 포함한다. 백라이트 유닛은 표시패널에 빛을 조사한다.
Description
도 2는 도 1에 도시된 표시패널, 광 밸브 패널 및 백라이트 유닛의 적층 구조를 보여 주는 단면도이다.
도 3은 표시패널의 금속 배선들과 광 밸브 패널의 금속 배선들이 겹쳐질 때 초래되는 빛의 간섭으로 인하여 보이는 무아레를 보여 주는 도면이다.
도 4는 표시패널과 광 밸브 패널 간의 갭으로 인하여 발생하는 색(color) 왜곡을 보여 주는 도면이다.
도 5는 측면 시야각의 색 왜곡을 개선하기 위하여 광 밸브 패널에서 밝은 블록과 이웃하는 어두운 블록을 점등할 때 보이는 휘선 불량의 예를 보여 주는 도면이다.
도 6은 표시패널의 픽셀 데이터 변조 방법과 광 밸브 패널의 블록 휘도 제어 방법을 보여 주는 도면들이다.
도 7은 도 6에서 (C)의 제어 방법으로 표시패널의 데이터와 휘도를 제어할 때 측면 시야각에서 픽셀의 휘도를 보여 주는 도면이다.
도 8은 광 밸브 패널을 나타내는 단면도이다.
도 9 및 도 10은 제1 실시 예에 의한 광 밸브 패널의 블록 분할 방법을 나타내는 도면이다.
도 11 및 도 12는 비교 예에 의한 광 밸브 패널의 블록 분할 방법을 나타내는 도면이다.
도 13은 제2 실시 예에 의한 광 밸브 패널의 블록 분할 방법을 나타내는 도면이다.
도 14는 광 밸브 데이터라인의 사잇각을 결정하는 방법을 나타내는 모식도이다.
도 15 내지 도 17은 더미 라인의 실시 예들을 나타내는 도면들이다.
BLU: 백라이트 유닛 100: 제1 타이밍 콘트롤러
110: 제2 타이밍 콘트롤러 20: 제1 데이터 구동부
30: 게이트 구동부 50: 제2 데이터 구동부
CNT: 컨택홀 LVDL: 광 밸브 데이터라인
Claims (10)
- 액정층;
매트릭스 형태로 배치되고, 각각이 광 밸브 데이터라인과 일대일로 대응되는 블록들을 포함하는 제1 전극; 및
상기 액정층을 사이에 두고 상기 제1 전극과 대향하는 제2 전극을 포함하고,
상기 블록들의 수직 모서리와 상기 광 밸브 데이터라인이 이루는 사잇각은 0°보다 크고, 90°보다 작은 광 밸브 패널. - 제 1 항에 있어서,
상기 제1 전극은 상기 블록들이 배치되는 액티브 영역 및 상기 블록들의 측면에 위치하여 사선 형태의 상기 광 밸브 데이터라인 일부가 배치되는 베젤영역을 포함하고,
상기 베젤의 폭은 상기 블록의 수평폭과 동일한 광 밸브 패널. - 제 1 항에 있어서,
상기 광 밸브 데이터라인은 컨택홀을 통해 상기 제1 전극과 연결되고,
상기 컨택홀들은 상기 블록들의 수직 모서리와 평행하게 배치되는 광 밸브 패널. - 제 2 항에 있어서,
상기 사잇각(O)의 탄젠트 값(tan O)은 상기 액티브 영역의 수직폭에 대비한 상기 블록의 수평폭을 갖는 광 밸브 패널. - 제 2 항에 있어서,
상기 제1 전극은
상기 액티브 영역 내에서 상기 광 밸브 데이터라인이 배치되지 않는 더미 영역에 배치되는 더미 라인을 더 포함하는 광 밸브 패널. - 입력 영상이 기입되는 픽셀들이 배치되는 표시패널;
상기 표시패널에 빛을 조사하는 백라이트 유닛; 및
상기 표시패널과 상기 백라이트 유닛 사이에 배치되어 입력 영상에 따라 상기 백라이트 유닛으로부터의 광량을 조절하는 광 밸브 패널을 포함하고,
상기 광 밸브 패널은
액정층;
매트릭스 형태로 배치되고, 각각이 광 밸브 데이터라인과 일대일로 대응되는 블록들을 포함하는 제1 전극; 및
상기 액정층을 사이에 두고 상기 제1 전극과 대향하는 제2 전극을 포함하되, 상기 블록의 수직 모서리와 상기 광 밸브 데이터라인이 이루는 사잇각은 0°보다 크고, 90°보다 작은 액정표시장치. - 제 6 항에 있어서,
상기 제1 전극은 상기 블록들이 배치되는 액티브 영역 및 상기 블록들의 측면에 위치하여 사선 형태의 상기 광 밸브 데이터라인 일부가 배치되는 베젤영역을 포함하고,
상기 베젤의 폭은 상기 블록의 수평폭과 동일한 액정표시장치. - 제 6 항에 있어서,
상기 광 밸브 데이터라인은 컨택홀을 통해 상기 제1 전극과 연결되고,
상기 컨택홀들은 상기 블록들의 수직 모서리와 평행하게 배치되는 광 밸브 패널. - 제 7 항에 있어서,
상기 사잇각(O)의 탄젠트 값(tan O)은 상기 베젤의 수직폭에 대비한 상기 베젤의 수평폭을 갖는 액정표시장치. - 제 7 항에 있어서,
상기 제1 전극은
상기 액티브 영역 내에서 상기 광 밸브 데이터라인이 배치되지 않는 더미 영역에 배치되는 더미 라인을 더 포함하는 액정표시장치.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
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| KR1020160067777A KR102463226B1 (ko) | 2016-05-31 | 2016-05-31 | 광 밸브 패널과 이를 이용한 액정표시장치 |
| EP17172142.6A EP3252530B1 (en) | 2016-05-31 | 2017-05-22 | Light valve panel and liquid crystal display using the same |
| US15/605,347 US10303019B2 (en) | 2016-05-31 | 2017-05-25 | Light valve panel and liquid crystal display using the same |
| CN201710390752.7A CN107450201B (zh) | 2016-05-31 | 2017-05-27 | 光阀面板以及使用其的液晶显示器 |
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| KR1020160067777A KR102463226B1 (ko) | 2016-05-31 | 2016-05-31 | 광 밸브 패널과 이를 이용한 액정표시장치 |
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| Publication Number | Publication Date |
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| KR20170136150A true KR20170136150A (ko) | 2017-12-11 |
| KR102463226B1 KR102463226B1 (ko) | 2022-11-07 |
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| US (1) | US10303019B2 (ko) |
| EP (1) | EP3252530B1 (ko) |
| KR (1) | KR102463226B1 (ko) |
| CN (1) | CN107450201B (ko) |
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| JP6873785B2 (ja) * | 2017-03-30 | 2021-05-19 | パナソニック液晶ディスプレイ株式会社 | 液晶表示装置 |
| TWI649599B (zh) * | 2017-08-31 | 2019-02-01 | 友達光電股份有限公司 | 顯示裝置 |
| CN109582162B (zh) * | 2017-09-28 | 2024-06-04 | 京东方科技集团股份有限公司 | 触控显示模组及其制作方法、触控显示装置 |
| CN107946320B (zh) * | 2017-11-28 | 2020-12-11 | 京东方科技集团股份有限公司 | 一种阵列基板及其制备方法、显示面板和显示装置 |
| TWI655485B (zh) * | 2018-03-30 | 2019-04-01 | 友達光電股份有限公司 | 顯示器 |
| US11112553B2 (en) * | 2018-04-26 | 2021-09-07 | Coretronic Corporation | Light source module and display device using the same |
| CN110412783B (zh) * | 2018-04-26 | 2022-04-12 | 中强光电股份有限公司 | 光源模块及其显示装置 |
| KR102592143B1 (ko) * | 2019-02-22 | 2023-10-23 | 삼성전자주식회사 | 디스플레이 장치 및 그의 구동 방법 |
| JP2020140157A (ja) * | 2019-03-01 | 2020-09-03 | 株式会社ジャパンディスプレイ | 液晶表示装置 |
| JP7271368B2 (ja) * | 2019-08-26 | 2023-05-11 | 株式会社ジャパンディスプレイ | 照明装置及び表示装置 |
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Also Published As
| Publication number | Publication date |
|---|---|
| KR102463226B1 (ko) | 2022-11-07 |
| EP3252530A2 (en) | 2017-12-06 |
| US20170343866A1 (en) | 2017-11-30 |
| CN107450201B (zh) | 2020-12-22 |
| CN107450201A (zh) | 2017-12-08 |
| EP3252530B1 (en) | 2019-07-03 |
| US10303019B2 (en) | 2019-05-28 |
| EP3252530A3 (en) | 2018-02-28 |
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