JP2023501703A - 表示パネル - Google Patents
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- JP2023501703A JP2023501703A JP2022528192A JP2022528192A JP2023501703A JP 2023501703 A JP2023501703 A JP 2023501703A JP 2022528192 A JP2022528192 A JP 2022528192A JP 2022528192 A JP2022528192 A JP 2022528192A JP 2023501703 A JP2023501703 A JP 2023501703A
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- 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
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- 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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- 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
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- 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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- G09G2320/0233—Improving the luminance or brightness uniformity across the screen
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- G09G2320/06—Adjustment of display parameters
- G09G2320/0686—Adjustment of display parameters with two or more screen areas displaying information with different brightness or colours
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- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Control Of El Displays (AREA)
- Electroluminescent Light Sources (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
Description
Claims (17)
- 第一領域と第二領域を含み、前記第一領域は複数の第一画素行を含み、前記第二領域は複数の第二画素行を含み、前記第一画素行と前記第二画素行は複数の画素点を含み、各前記第一画素行の前記画素点の数量は各前記第二画素行の前記画素点の数量より多く、前記第一画素行に位置している複数の前記画素点は複数の表示画素点であり、前記第二画素行に位置している複数の前記画素点は複数の前記表示画素点と複数のバーチャル画素点であり、
前記表示画素点は表示画素回路を含み、前記バーチャル画素点はバーチャル画素回路を含み、前記バーチャル画素回路は補償ユニットを含み、前記バーチャル画素回路は、同一の前記第二画素行に位置している前記表示画素回路をリセットするとき、リセット補償を実施することにより、前記第一領域と前記第二領域の前記表示画素回路のリセット後、前記表示画素回路の発光素子のノードの電圧の差異を低減する、表示パネル。 - 前記表示画素回路と前記バーチャル画素回路は、書込みユニット、駆動ユニット、制御ユニット及びリセットユニットを含み、
前記書込みユニットは第一走査信号を受信し、書込みのステップにおいて前記第一走査信号の駆動によりドライバーノードにデータ信号を書き込み、
前記駆動ユニットは前記ドライバーノードにより前記書込みユニットに接続され、
前記制御ユニットはイネーブル信号を受信し、かつ前記制御ユニットは前記駆動ユニットに接続されることにより、前記駆動ユニットが前記制御ユニットにより電源信号線に接続されるようにし、
前記リセットユニットは第二走査信号を受信し、かつ前記リセットユニットが前記ドライバーノードと前記制御ユニットに接続されることにより前記リセットユニットは前記第二走査信号の駆動により基準信号を受信し、前記リセットユニットは前記基準信号により前記ドライバーノード及び前記リセットユニットと前記制御ユニットとの間の第一ノードに対してリセットを実施し、
前記表示画素回路中の前記制御ユニットは、前記第一ノードにおいて前記発光素子に接続され、前記バーチャル画素回路中の前記ドライバーノードにおいて前記補償ユニットに接続される、請求項1に記載の表示パネル。 - 前記第一画素行に位置している前記画素点と前記第二画素行に位置している前記画素点は同一の前記基準信号を受信し、かつ同一の前記第二画素行に位置している前記表示画素回路と前記バーチャル画素回路の前記リセットユニットは同一の基準信号線に接続される、請求項2に記載の表示パネル。
- 前記バーチャル画素回路は発光素子を具備しない、請求項3に記載の表示パネル。
- 前記補償ユニットは補償キャパシターまたは補償抵抗である、請求項2に記載の表示パネル。
- 前記補償ユニットは前記補償キャパシターであり、前記補償キャパシターの一端は前記ドライバーノードに接続され、他端は前記電源信号線に接続される、請求項5に記載の表示パネル。
- 前記補償キャパシターの数量は前記バーチャル画素点の数量以下である、請求項6に記載の表示パネル。
- 前記補償キャパシターの数量は、前記第一画素行中の前記画素点の数量と前記第二画素行中の前記画素点の数量との差である、請求項6に記載の表示パネル。
- 前記第二領域はバーチャル画素領域を含み、前記バーチャル画素領域は2個の穿孔領域と2個の前記穿孔領域の間に位置する隔離領域とを含み、前記バーチャル画素点は前記隔離領域に位置する、請求項1に記載の表示パネル。
- 前記書込みユニットは第一トランジスターと第二トランジスターを含み、
前記第一トランジスターは、第一接続端、第二接続端及び制御端を含み、前記第一トランジスターの第一接続端はデータ信号線に接続されることによりデータ信号を受信し、前記第一トランジスターの第二接続端は前記駆動ユニットと前記制御ユニットに接続され、前記第一トランジスターの制御端は第一走査信号線に接続されることにより第一走査信号を受信し、
前記第二トランジスターは、第一接続端、第二接続端及び制御端を含み、前記第二トランジスターの第一接続端は前記駆動ユニットに接続され、前記第二トランジスターの第二接続端は前記駆動ユニットと前記制御ユニットに接続され、前記第二トランジスターの制御端は前記第一走査信号線に接続されることにより第一走査信号を受信する、請求項2に記載の表示パネル。 - 前記駆動ユニットは第三トランジスターを含み、前記第三トランジスターは、第一接続端、第二接続端及び制御端を含み、前記第三トランジスターの第一接続端は前記制御ユニットと前記書込みユニットに接続され、前記第三トランジスターの第二接続端は前記制御ユニットと前記書込みユニットに接続され、前記第三トランジスターの制御端は前記リセットユニットと前記書込みユニットに接続される、請求項2に記載の表示パネル。
- 前記リセットユニットは第一リセットサブユニットと第二リセットサブユニットを含み、
前記第一リセットサブユニットは、第一走査リセットサブ信号と前記基準信号を受信し、かつ前記ドライバーノードに接続されることにより、第一走査リセットサブ信号に対応する第一リセットサブ期間内に、前記基準信号により前記ドライバーノードに対してリセットを実施し、
前記第二リセットサブユニットは、第二走査リセットサブ信号と前記基準信号を受信し、かつ前記第一ノードに接続されることにより、第二走査リセットサブ信号に対応する第二リセットサブ期間内に、前記基準信号により前記第一ノードに対してリセットを実施する、請求項2に記載の表示パネル。 - 前記第一リセットサブユニットは第四トランジスターを含み、
前記第四トランジスターは、第一接続端、第二接続端及び制御端を含み、前記第四トランジスターの第一接続端は前記ドライバーノードに接続され、前記第四トランジスターの第二接続端は基準信号線に接続されることにより前記基準信号を受信し、前記第四トランジスターの制御端は第一走査リセットサブ信号線に接続されることにより前記第一走査リセットサブ信号を受信する、請求項12に記載の表示パネル。 - 前記第二リセットサブユニットは第五トランジスターを含み、前記第五トランジスターは、第一接続端、第二接続端及び制御端を含み、前記第五トランジスターの第一接続端は前記第一ノードに接続され、前記第五トランジスターの第二接続端は基準信号線に接続されることにより前記基準信号を受信し、前記第五トランジスターの制御端は第二走査リセットサブ信号線に接続されることにより前記第二走査リセットサブ信号を受信する、請求項12に記載の表示パネル。
- 前記制御ユニットは第六トランジスターと第七トランジスターを含み、
前記第六トランジスターは、第一接続端、第二接続端及び制御端を含み、前記第六トランジスターの第一接続端は前記電源信号線に接続されることにより前記電源信号を受信し、前記第六トランジスターの第二接続端は前記駆動ユニットに接続され、前記第六トランジスターの制御端はイネーブル信号線に接続されることにより前記イネーブル信号を受信し、
前記第七トランジスターは、第一接続端、第二接続端及び制御端を含み、前記第七トランジスターの第一接続端は前記第六トランジスターの第二接続端に接続され、前記第七トランジスターの第二接続端は前記第一ノードに接続され、前記第七トランジスターの制御端はイネーブル信号線に接続されることにより前記イネーブル信号を受信する、請求項2に記載の表示パネル。 - 前記表示画素回路と前記バーチャル画素回路はストレージキャパシターを更に含み、前記ストレージキャパシターは第一接続端と第二接続端を含み、前記ストレージキャパシターの第一接続端は前記電源信号線に接続され、前記ストレージキャパシターの第二接続端は前記駆動ユニットに接続される、請求項2に記載の表示パネル。
- 請求項1~16のいずれか一項に記載の表示パネルを含む表示装置。
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