JP7760799B2 - 画素駆動回路、表示パネル、及び表示装置 - Google Patents
画素駆動回路、表示パネル、及び表示装置Info
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- JP7760799B2 JP7760799B2 JP2025516292A JP2025516292A JP7760799B2 JP 7760799 B2 JP7760799 B2 JP 7760799B2 JP 2025516292 A JP2025516292 A JP 2025516292A JP 2025516292 A JP2025516292 A JP 2025516292A JP 7760799 B2 JP7760799 B2 JP 7760799B2
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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]
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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]
- G09G3/3225—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] using an active matrix
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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]
- G09G3/3225—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] using an active matrix
- G09G3/3233—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] using an active matrix with pixel circuitry controlling the current through the light-emitting 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
- 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]
- G09G3/3225—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] using an active matrix
- G09G3/3258—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] using an active matrix with pixel circuitry controlling the voltage across the light-emitting 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
- G09G2300/00—Aspects of the constitution of display devices
- G09G2300/08—Active matrix structure, i.e. with use of active elements, inclusive of non-linear two terminal elements, in the pixels together with light emitting or modulating elements
- G09G2300/0809—Several active elements per pixel in active matrix panels
- G09G2300/0814—Several active elements per pixel in active matrix panels used for selection purposes, e.g. logical AND for partial update
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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
- G09G2300/00—Aspects of the constitution of display devices
- G09G2300/08—Active matrix structure, i.e. with use of active elements, inclusive of non-linear two terminal elements, in the pixels together with light emitting or modulating elements
- G09G2300/0809—Several active elements per pixel in active matrix panels
- G09G2300/0819—Several active elements per pixel in active matrix panels used for counteracting undesired variations, e.g. feedback or autozeroing
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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
- G09G2310/00—Command of the display device
- G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
- G09G2310/0202—Addressing of scan or signal lines
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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
- G09G2310/00—Command of the display device
- G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
- G09G2310/0262—The addressing of the pixel, in a display other than an active matrix LCD, involving the control of two or more scan electrodes or two or more data electrodes, e.g. pixel voltage dependent on signals of two data electrodes
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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
- G09G2320/04—Maintaining the quality of display appearance
- G09G2320/041—Temperature compensation
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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
- G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
- G09G2330/02—Details of power systems and of start or stop of display operation
- G09G2330/021—Power management, e.g. power saving
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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
- G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
- G09G2330/08—Fault-tolerant or redundant circuits, or circuits in which repair of defects is prepared
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Control Of El Displays (AREA)
Description
本出願は、発明の名称が「画素駆動回路、表示パネル、及び表示装置」である、2022年10月12日に出願された中国特許出願第202211248819.0号の優先権を主張し、そのすべての内容が引用として本出願に組み込まれる。
Claims (10)
- 第1の駆動モジュールと発光ユニットとを備える画素駆動回路であって、
前記画素駆動回路は第2の駆動モジュールをさらに備え、前記第1の駆動モジュール及び前記第2の駆動モジュールはいずれも、前記発光ユニットと、第1の電源端と、第2の電源端とに電気的に接続されており、
前記第1の駆動モジュールは、第1の走査信号とデータ信号を受信し、前記第1の走査信号と前記データ信号に基づいて、前記第1の電源端から第1電圧を、前記第2の電源端から第2電圧を選択的に受け、
前記第2の駆動モジュールは、第2の走査信号と前記データ信号を受信し、前記第2の走査信号と前記データ信号に基づいて、前記第1の電源端から前記第2電圧を、前記第2の電源端から前記第1電圧を選択的に受け、
前記第1の駆動モジュールによって受けられた前記第1電圧と前記第2電圧、及び前記第2の駆動モジュールによって受けられた前記第1電圧と前記第2電圧は、前記発光ユニットの両端に交互に印加されて、前記発光ユニットを発光させるように駆動するために用いられる、
ことを特徴とする画素駆動回路。 - 前記第1の駆動モジュールは、第1の発光駆動回路と第2の発光駆動回路を備え、前記第1の発光駆動回路の第1端は、前記第1の電源端に電気的に接続されており、前記第1の電源端から前記第1電圧を受けるために用いられ、前記第1の発光駆動回路の第2端は、前記発光ユニットに電気的に接続されており、
前記第2の発光駆動回路の第1端は前記発光ユニットに電気的に接続されており、前記第2の発光駆動回路の第2端は前記第2の電源端に電気的に接続されており、前記第2の電源端から前記第2電圧を受けるために用いられる、
ことを特徴とする請求項1に記載の画素駆動回路。 - 前記第2の駆動モジュールは、第3の発光駆動回路と第4の発光駆動回路を備え、前記第3の発光駆動回路の第1端は、前記第2の電源端に電気的に接続されており、前記第2の電源端から前記第1電圧を受けるために用いられ、前記第3の発光駆動回路の第2端は、前記発光ユニットに電気的に接続されており、
前記第4の発光駆動回路の第1端は、前記第1の電源端に電気的に接続されており、前記第1の電源端から前記第2電圧を受けるために用いられ、前記第4の発光駆動回路の第2端は、前記発光ユニットに電気的に接続されている、
ことを特徴とする請求項2に記載の画素駆動回路。 - 前記発光ユニットは発光素子を備え、前記発光素子は第1端と第2端を有し、前記発光素子の第1端と第2端はいずれも、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に電気的に接続されている、
ことを特徴とする請求項3に記載の画素駆動回路。 - 前記第1の発光駆動回路は、第1トランジスタと第2トランジスタを備え、前記第2の発光駆動回路は第3トランジスタを備え、前記第1トランジスタの制御端は、前記データ信号を受信するために用いられ、前記第1トランジスタの第1端は、前記第1の電源端に電気的に接続されており、前記第1の電源端から前記第1電圧を受けるために用いられ、前記第1トランジスタの第2端は、前記第2トランジスタの第1端に電気的に接続されており、前記第2トランジスタの制御端は、前記第1の走査信号を受信するために用いられ、前記第2トランジスタの第2端は、前記発光素子の第1端に電気的に接続されており、
前記第3トランジスタの制御端は前記第1の走査信号を受信するために用いられ、前記第3トランジスタの第1端は、前記発光素子の第2端に電気的に接続されており、前記第3トランジスタの第2端は、前記第2の電源端に電気的に接続されており、前記第2の電源端から前記第2電圧を受けるために用いられる、
ことを特徴とする請求項4に記載の画素駆動回路。 - 前記第3の発光駆動回路は、第4トランジスタと第5トランジスタを備え、前記第4の発光駆動回路は第6トランジスタを備え、前記第4トランジスタの制御端は、前記データ信号を受信するために用いられ、前記第4トランジスタの第1端は、前記第2の電源端に電気的に接続されており、前記第2の電源端から前記第1電圧を受けるために用いられ、前記第4トランジスタの第2端は、前記第5トランジスタの第1端に電気的に接続されており、前記第5トランジスタの制御端は、前記第2の走査信号を受信するために用いられ、前記第5トランジスタの第2端は、前記発光素子の第1端に電気的に接続されており、
前記第6トランジスタの制御端は前記第2の走査信号を受信するために用いられ、前記第6トランジスタの第1端は、前記発光素子の第2端に電気的に接続されており、前記第6トランジスタの第2端は、前記第1の電源端に電気的に接続されており、前記第1の電源端から前記第2電圧を受けるために用いられる、
ことを特徴とする請求項5に記載の画素駆動回路。 - 前記第1トランジスタの制御端が前記データ信号を受信し、且つ前記第1の走査信号が第1電位にある場合、前記第1トランジスタ、前記第2トランジスタ及び前記第3トランジスタはいずれもオン状態にあり、前記第1電圧は、前記第1トランジスタ及び前記第2トランジスタを通じて前記発光素子の第1端に伝送され、前記第2電圧は、前記第3トランジスタを通じて前記発光素子の第2端に伝送され、前記発光素子は、前記第1電圧及び前記第2電圧によって駆動されて発光し、
前記第4トランジスタの制御端が前記データ信号を受信し、且つ前記第2の走査信号が第1電位にある場合、前記第4トランジスタ、前記第5トランジスタ及び前記第6トランジスタはいずれもオン状態にあり、前記第1電圧は、前記第4トランジスタ及び前記第5トランジスタを通じて前記発光素子の第1端に伝送され、前記第2電圧は、前記第6トランジスタを通じて前記発光素子の第2端に伝送され、前記発光素子は、前記第1電圧及び前記第2電圧によって駆動されて発光する、
ことを特徴とする請求項6に記載の画素駆動回路。 - 前記画素駆動回路は信号短絡回路をさらに備え、前記信号短絡回路は複数のスイッチサブ回路を含み、前記スイッチサブ回路は、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に電気的に接続されており、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間の切り替えを行って、前記発光ユニットを駆動して発光させるとき、前記スイッチサブ回路により前記第1の走査信号と前記第2の走査信号とを短絡させる、
ことを特徴とする請求項1に記載の画素駆動回路。 - 信号制御機と複数の請求項1~8のいずれか一項に記載の画素駆動回路とを備える表示パネルであって、
前記信号制御機は、前記画素駆動回路に第1の走査信号と第2の走査信号を提供するために用いられる、
ことを特徴とする表示パネル。 - 電源モジュールと請求項9に記載の表示パネルとを備える表示装置であって、
前記電源モジュールは、前記表示パネルに電力を供給するために用いられる、
ことを特徴とする表示装置。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211248819.0 | 2022-10-12 | ||
| CN202211248819.0A CN115331619B (zh) | 2022-10-12 | 2022-10-12 | 像素驱动电路、显示面板及显示装置 |
| PCT/CN2023/102793 WO2024078014A1 (zh) | 2022-10-12 | 2023-06-27 | 像素驱动电路、显示面板及显示装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2025529562A JP2025529562A (ja) | 2025-09-04 |
| JP7760799B2 true JP7760799B2 (ja) | 2025-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| JP2025516292A Active JP7760799B2 (ja) | 2022-10-12 | 2023-06-27 | 画素駆動回路、表示パネル、及び表示装置 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US11763747B1 (ja) |
| EP (1) | EP4597481A4 (ja) |
| JP (1) | JP7760799B2 (ja) |
| KR (1) | KR20250084211A (ja) |
| CN (1) | CN115331619B (ja) |
| WO (1) | WO2024078014A1 (ja) |
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| 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 |
| CN119993002A (zh) * | 2023-11-10 | 2025-05-13 | 合肥维信诺科技有限公司 | 电源选择电路、显示面板及显示装置 |
| CN119724114B (zh) * | 2024-12-31 | 2026-02-24 | 长沙惠科光电有限公司 | 驱动电路及显示器 |
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| JP2009535658A (ja) | 2006-04-28 | 2009-10-01 | テールズ | 有機エレクトロルミネセンス表示画面 |
| US20180025690A1 (en) | 2016-01-04 | 2018-01-25 | Boe Technology Group Co., Ltd. | Pixel circuit and driving method thereof, display panel |
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| WO2024078014A1 (zh) | 2024-04-18 |
| EP4597481A1 (en) | 2025-08-06 |
| US11763747B1 (en) | 2023-09-19 |
| CN115331619B (zh) | 2023-01-31 |
| KR20250084211A (ko) | 2025-06-10 |
| JP2025529562A (ja) | 2025-09-04 |
| CN115331619A (zh) | 2022-11-11 |
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