JP2019529960A - 画素駆動回路及び画素駆動方法、アレイ基板及び表示装置 - Google Patents
画素駆動回路及び画素駆動方法、アレイ基板及び表示装置 Download PDFInfo
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Abstract
Description
本願は2016年9月14日に出願された出願番号が201610825369.5である中国特許出願の優先権を主張するものであり、上記の中国特許出願に開示された内容を引用して本願の一部とする。
110 画素駆動回路
111 駆動制御モジュール
112 駆動モジュール
113 駆動モジュール
120 発光モジュール
Claims (10)
- 駆動制御モジュール、第1の駆動モジュール及び第2の駆動モジュールを含む画素駆動回路であって、
前記駆動制御モジュールがデータ線、第1の走査線、第2の走査線及び第1の電圧信号端子に接続され、そして、第1のノード及び第2のノードを介して夫々前記第1の駆動モジュール及び前記第2の駆動モジュールに接続され、且つ、前記第1の走査線が実効電圧信号を出力する場合、前記第1の駆動モジュールと前記第2の駆動モジュールとの中の一つのオンを制御して、また、前記第2の走査線が実効電圧信号を出力する場合、前記第1の駆動モジュールと前記第2の駆動モジュールとの中のもう一つのオンを制御する様に配置され、
前記第1の駆動モジュールが前記駆動制御モジュール、第2の電圧信号端子及び発光モジュールに接続されて、且つ、前記駆動制御モジュールの制御の下に前記発光モジュールの発光を駆動する様に配置され、
前記第2の駆動モジュールが前記駆動制御モジュール、前記第2の電圧信号端子及び前記発光モジュールに接続されて、且つ、前記駆動制御モジュールの制御の下に前記発光モジュールの発光を駆動する様に配置される、
画素駆動回路。 - 前記第1の走査線と前記第2の走査線は交番に実効電圧信号を出力する、請求項1に記載の画素駆動回路。
- 前記駆動制御モジュールが第1のトランジスタ、第2のトランジスタ、第3のトランジスタ、第4のトランジスタ、第1のコンデンサ及び第2のコンデンサを含み、
前記第1のトランジスタの制御極が第1の走査線に結合され、前記第1のトランジスタの第1の極が前記データ線に結合され、前記第1のトランジスタの第2の極が前記第1のノードに結合され、
前記第2のトランジスタの制御極が前記第2の走査線に結合され、前記第2のトランジスタの第1の極が前記データ線に結合され、前記第2のトランジスタの第2の極が前記第2のノードに結合され、
前記第3のトランジスタの制御極が前記第2の走査線に結合され、前記第3のトランジスタの第1の極が前記第1の電圧信号端子に結合され、前記第3のトランジスタの第2の極が前記第1のノードに結合され、
前記第4のトランジスタの制御極が前記第1の走査線に結合され、前記第4のトランジスタの第1の極が前記第1の電圧信号端子に結合され、前記第4のトランジスタの第2の極が前記第2のノードに結合され、
前記第1のコンデンサの第1の端子が前記第1のノードに結合され、前記第1のコンデンサの第2の端子が前記第2のコンデンサの第2の端子に結合され、
前記第2のコンデンサの第1の端子が前記第2のノードに結合され、前記第2のコンデンサの第2の端子が前記第1のコンデンサの第2の端子に結合される、
請求項1又は2に記載の画素駆動回路。 - 前記第1の駆動モジュールが第1の駆動トランジスタを含み、前記第1の駆動トランジスタのゲートが前記第1のノードに結合され、前記第1の駆動トランジスタの第1の極が前記第2の電圧信号端子に結合され、前記第1の駆動トランジスタの第2の極が発光モジュールに結合される、
請求項1に記載の画素駆動回路。 - 前記第2の駆動モジュールが第2の駆動トランジスタを含み、前記第2の駆動トランジスタのゲートが前記第2のノードに結合され、前記第2の駆動トランジスタの第1の極が前記第2の電圧信号端子に結合され、前記第2の駆動トランジスタの第2の極が前記発光モジュールに結合される、
請求項1に記載の画素駆動回路。 - 請求項1〜5の何れか一項に記載の画素駆動回路及び発光モジュールを含む画素回路であって、
前記画素駆動回路が前記発光モジュールに接続されて、且つ、前記発光モジュールの発光を駆動する様に配置される、
画素回路。 - 前記発光モジュールが有機発光ダイオードを含む、
請求項6に記載の画素回路。 - 請求項6又は7に記載の画素回路を含む、アレイ基板。
- 請求項8に記載のアレイ基板を含む、表示装置。
- 請求項6又は7に記載の画素回路を駆動するための駆動方法であって、
第1の段階において、前記第1の走査線に実効電圧信号を入力し、前記第2の走査線に無効電圧信号を入力し、これにより、前記駆動制御モジュールが前記第1の駆動モジュールと前記第2の駆動モジュールとの中の一つのオンを制御し、
第2の段階において、前記第1の走査線及び前記第2の走査線に無効電圧信号を入力し、そして、前記駆動制御モジュールが前記第1の駆動モジュールと前記第2の駆動モジュールとの中の前記一つのオンを維持し、前記発光モジュールの発光を駆動し、
第3の段階において、前記第2の走査線に実効電圧信号を入力し、前記第1の走査線に無効電圧信号を入力し、これにより、前記駆動制御モジュールが前記第1の駆動モジュールと前記第2の駆動モジュールとの中のもう一つのオンを制御し、
第4の段階において、前記第1の走査線及び前記第2の走査線に無効電圧信号を入力し、そして、前記駆動制御モジュールが前記第1の駆動モジュールと前記第2の駆動モジュールとの中の前記もう一つのオンを維持し、前記発光モジュールの発光を駆動する、
駆動方法。
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PCT/CN2017/090442 WO2018049866A1 (zh) | 2016-09-14 | 2017-06-28 | 像素驱动电路及像素驱动方法、阵列基板以及显示装置 |
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CN106782331B (zh) * | 2016-12-27 | 2023-07-18 | 京东方科技集团股份有限公司 | 一种像素电路、其驱动方法、显示面板及显示装置 |
KR102347796B1 (ko) * | 2017-05-31 | 2022-01-07 | 엘지디스플레이 주식회사 | 전계 발광 표시장치 |
CN111402782B (zh) * | 2018-12-14 | 2021-09-03 | 成都辰显光电有限公司 | 一种数字驱动像素电路及数字驱动像素的方法 |
CN110047435B (zh) * | 2019-04-23 | 2020-12-04 | 京东方科技集团股份有限公司 | 像素驱动电路及其驱动方法、显示面板和显示装置 |
CN110189691B (zh) * | 2019-05-14 | 2021-03-16 | 深圳市华星光电半导体显示技术有限公司 | 像素驱动电路及显示面板 |
CN110459164B (zh) * | 2019-07-26 | 2020-12-08 | 深圳市华星光电半导体显示技术有限公司 | 像素驱动电路及显示装置 |
TWI735338B (zh) * | 2020-09-16 | 2021-08-01 | 友達光電股份有限公司 | 畫素驅動電路 |
CN113851072B (zh) * | 2020-10-12 | 2024-05-10 | 友达光电股份有限公司 | 驱动电路 |
CN112331150A (zh) * | 2020-11-05 | 2021-02-05 | Tcl华星光电技术有限公司 | 显示装置及发光面板 |
CN112542144A (zh) | 2020-12-02 | 2021-03-23 | Tcl华星光电技术有限公司 | 面板驱动电路和显示面板 |
CN112785961A (zh) * | 2021-03-11 | 2021-05-11 | 深圳市华星光电半导体显示技术有限公司 | 像素驱动电路及显示面板 |
CN113674677B (zh) * | 2021-08-09 | 2023-12-19 | Tcl华星光电技术有限公司 | 显示面板及显示装置 |
CN114387926B (zh) * | 2022-02-24 | 2024-04-09 | 合肥京东方显示技术有限公司 | 像素电路及其驱动方法、显示装置 |
CN115331619B (zh) * | 2022-10-12 | 2023-01-31 | 惠科股份有限公司 | 像素驱动电路、显示面板及显示装置 |
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- 2016-09-14 CN CN201610825369.5A patent/CN107818759B/zh active Active
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- 2017-06-28 EP EP17832896.9A patent/EP3514786A4/en active Pending
- 2017-06-28 KR KR1020197024884A patent/KR102136289B1/ko active IP Right Grant
- 2017-06-28 WO PCT/CN2017/090442 patent/WO2018049866A1/zh active Application Filing
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KR102136289B1 (ko) | 2020-07-22 |
CN107818759A (zh) | 2018-03-20 |
US20180315376A1 (en) | 2018-11-01 |
EP3514786A4 (en) | 2020-05-13 |
KR20190102100A (ko) | 2019-09-02 |
KR20180039058A (ko) | 2018-04-17 |
WO2018049866A1 (zh) | 2018-03-22 |
EP3514786A1 (en) | 2019-07-24 |
US10510296B2 (en) | 2019-12-17 |
CN107818759B (zh) | 2023-09-19 |
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