JP6915075B2 - 早期画素リセットのシステム及び方法 - Google Patents
早期画素リセットのシステム及び方法 Download PDFInfo
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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]
- G09G3/3275—Details of drivers for data electrodes
- G09G3/3291—Details of drivers for data electrodes in which the data driver supplies a variable data voltage for setting the current through, or the voltage across, the light-emitting elements
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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
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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]
- G09G3/3266—Details of drivers for scan 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
- 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]
- G09G3/3275—Details of drivers for data electrodes
-
- 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
- G09G2300/0842—Several active elements per pixel in active matrix panels forming a memory circuit, e.g. a dynamic memory with one capacitor
- G09G2300/0861—Several active elements per pixel in active matrix panels forming a memory circuit, e.g. a dynamic memory with one capacitor with additional control of the display period without amending the charge stored in a pixel memory, e.g. by means of additional select 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
- G09G2310/00—Command of the display device
- G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
- G09G2310/0243—Details of the generation of driving signals
- G09G2310/0251—Precharge or discharge of pixel before applying new pixel voltage
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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
- G09G2310/0264—Details of driving circuits
- G09G2310/0289—Details of voltage level shifters arranged for use in a driving circuit
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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
- G09G2310/08—Details of timing specific for flat panels, other than clock recovery
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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
- G09G2320/02—Improving the quality of display appearance
- G09G2320/0257—Reduction of after-image effects
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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
- G09G2320/06—Adjustment of display parameters
- G09G2320/0626—Adjustment of display parameters for control of overall brightness
- G09G2320/064—Adjustment of display parameters for control of overall brightness by time modulation of the brightness of the illumination source
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- 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
Claims (20)
- 複数の表示画素を含むディスプレイパネルと、
前記複数の表示画素に通信可能に結合された走査ドライバと、
前記複数の表示画素に通信可能に結合されたデータドライバと、
前記走査ドライバ及び前記データドライバに通信可能に結合されたコントローラと、
を備える電子ディスプレイであって、前記コントローラが、
対応する画像データに基づいて前記複数の表示画素の行をプログラムするように、前記走査ドライバ及び前記データドライバに命令し、
前記複数の表示画素の前記行をプログラムした後、定められた時刻に前記複数の表示画素の前記行をオンにするように、前記走査ドライバに命令し、
前記複数の表示画素の前記行の目標のルミナンスに少なくとも部分的に基づいて前記複数の表示画素の前記行をオフにするように、前記走査ドライバに命令し、
前記複数の表示画素の前記行をオフにすることに応じて、前記複数の表示画素の前記行内のヒステリシスを低減するために前記複数の表示画素の前記行内のそれぞれの表示画素をリセット電圧でプログラムすることによって、前記複数の表示画素の前記行内に記憶された以前の画像データを上書きするために前記複数の表示画素の前記行をリセットするように、前記走査ドライバ及び前記データドライバに命令する、ように構成されている、電子ディスプレイ。 - 前記複数の表示画素の前記行をプログラムするために、前記コントローラが、
前記対応する画像データによって示される前記目標のルミナンスに少なくとも部分的に基づいて、第1のデータ信号を提供するように前記データドライバに命令し、
第1の走査制御信号を生成するように前記走査ドライバに命令するように構成されており、前記第1の走査制御信号が、前記複数の表示画素の前記行内のそれぞれの表示画素に、前記表示画素の記憶構成要素に前記第1のデータ信号のうちの1つを供給するように命令する、
請求項1に記載の電子ディスプレイ。 - 前記記憶構成要素が、トランジスタ、コンデンサ、又はその両方を含む、請求項2に記載の電子ディスプレイ。
- 前記複数の表示画素の前記行をオンにするために、前記コントローラが前記走査ドライバに発光オン制御信号を出力するように命令するように構成されており、前記発光オン制御信号が、前記複数の表示画素の前記行内のそれぞれの表示画素に、前記画像データに基づいてプログラムされた電流源を前記表示画素の発光デバイスに接続するように命令する、請求項2に記載の電子ディスプレイ。
- 前記発光デバイスが有機発光ダイオードを含む、請求項4に記載の電子ディスプレイ。
- 前記複数の表示画素の前記行をオフにするために、前記コントローラが前記走査ドライバに発光オフ制御信号を出力するように命令するように構成されており、前記発光オフ制御信号が、前記複数の表示画素の前記行内のそれぞれの表示画素に、画像に基づいてプログラムされた電流源を前記表示画素の発光デバイスから切り離すよう命令する、請求項4に記載の電子ディスプレイ。
- 前記複数の表示画素の前記行をリセットするために、前記コントローラが前記走査ドライバに第2の走査制御信号を生成するように命令するように構成されており、前記第2の走査制御信号が、前記複数の表示画素の前記行内のそれぞれの表示画素に、前記第1のデータ信号とは異なるデータ信号を使用するように命令する、請求項2に記載の電子ディスプレイ。
- 電子ディスプレイを動作させる方法であって、
前記電子ディスプレイのディスプレイドライバ回路において画像データを受信することと、
前記ディスプレイドライバ回路を使用して、前記画像データに基づいて前記電子ディスプレイの表示画素をプログラムすることと、
前記ディスプレイドライバ回路を使用して、前記表示画素に発光させるように構成された第1の信号を送信することと、
前記ディスプレイドライバ回路を使用して、前記画像データの目標のルミナンスに基づいて前記表示画素に発光を停止させるように構成された第2の信号を送信することと、
前記表示画素内のヒステリシスを低減するために前記ディスプレイドライバ回路を使用して、前記表示画素内に記憶された以前の画像データを上書きするために前記表示画素をリセットするように構成されたリセット電圧を印加することと、を含む方法。 - 前記ディスプレイドライバ回路を使用して初期電圧を印加することによって、前記表示画素を初期化することを含む、請求項8に記載の方法。
- 前記目標のルミナンスに基づいて前記第1の信号と前記第2の信号の間の持続時間を決定することを含む、請求項8に記載の方法。
- 前記表示画素を発光させた後に、前記画像データに基づいて別の表示画素をプログラムすることを含む、請求項8に記載の方法。
- 前記第2の信号を送信した後に、別の表示画素を発光させるように構成された第3の信号を送信することを含む、請求項8に記載の方法。
- 前記表示画素をプログラムした後に、別の表示画素に、発光を停止させる第3の信号を送信することを含む、請求項8に記載の方法。
- 前記第1の信号を送信することが、前記画像データのフレームに関連付けられており、
前記第2の信号を送信することが、前記画像データの前記フレームに関連付けられており、
前記第1の信号を送信することが、前記第2の信号を送信することの前に発生する、請求項8に記載の方法。 - 電子デバイスであって、
画像データを生成するように構成された1つ以上のプロセッサと、
電子ディスプレイと、を備え、
前記電子ディスプレイが、
表示画素の第1の行を前記画像データでプログラムすることと、
前記表示画素の第1の行を、前記画像データの目標のルミナンスに少なくとも部分的に基づく発光持続時間にわたって発光させることと、
前記表示画素の第1の行内に記憶された以前の画像データを上書きするため、かつ前記表示画素の第1の行内のヒステリシスを低減するために、第1のフレーム持続時間の終了前に前記表示画素の第1の行をリセットすることとの動作を実行することによって、
前記画像データを前記第1のフレーム持続時間内に表示するように構成されている、電子デバイス。 - 前記電子ディスプレイが、前記表示画素の第1の行に初期電圧を印加することによって前記表示画素の第1の行を初期化する動作を実行することによって、前記画像データを前記第1のフレーム持続時間内に表示するように構成されている、請求項15に記載の電子デバイス。
- 前記電子ディスプレイが、前記表示画素の第1の行を発光させた後に、表示画素の第2の行を前記画像データでプログラムする動作を実行することによって、前記画像データを前記第1のフレーム持続時間内に表示するように構成されている、請求項15に記載の電子デバイス。
- 前記電子ディスプレイが、前記表示画素の第1の行に発光を停止させる動作を実行することによって、前記画像データを前記第1のフレーム持続時間内に表示するように構成されている、請求項15に記載の電子デバイス。
- 前記電子ディスプレイが、前記表示画素の第1の行に発光を停止させた後に、表示画素の第2の行に発光させる動作を実行することによって、前記画像データを前記第1のフレーム持続時間内に表示するように構成されている、請求項18に記載の電子デバイス。
- 前記電子ディスプレイが、前記画像データで前記表示画素の第1の行をプログラムした後に、表示画素の第2の行に発光を停止させる動作を実行することによって、前記画像データを前記第1のフレーム持続時間内に表示するように構成されている、請求項15に記載の電子デバイス。
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US201762472894P | 2017-03-17 | 2017-03-17 | |
US62/472,894 | 2017-03-17 | ||
US15/664,982 US10417971B2 (en) | 2017-03-17 | 2017-07-31 | Early pixel reset systems and methods |
US15/664,982 | 2017-07-31 | ||
PCT/US2018/014546 WO2018169604A1 (en) | 2017-03-17 | 2018-01-19 | Early pixel reset systems and methods |
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EP (1) | EP3574493A1 (ja) |
JP (1) | JP6915075B2 (ja) |
KR (1) | KR102058331B1 (ja) |
CN (2) | CN208335703U (ja) |
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US10636355B2 (en) * | 2017-03-17 | 2020-04-28 | Apple Inc. | Early pixel reset systems and methods |
US11271181B1 (en) * | 2018-09-21 | 2022-03-08 | Apple Inc. | Electronic display visual artifact mitigation |
KR20200057204A (ko) * | 2018-11-16 | 2020-05-26 | 엘지디스플레이 주식회사 | 데이터 구동 회로, 디스플레이 패널 및 디스플레이 장치 |
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JP4498669B2 (ja) * | 2001-10-30 | 2010-07-07 | 株式会社半導体エネルギー研究所 | 半導体装置、表示装置、及びそれらを具備する電子機器 |
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KR102058331B1 (ko) | 2019-12-20 |
JP2020509416A (ja) | 2020-03-26 |
WO2018169604A1 (en) | 2018-09-20 |
CN108630150A (zh) | 2018-10-09 |
US10417971B2 (en) | 2019-09-17 |
US20180268762A1 (en) | 2018-09-20 |
EP3574493A1 (en) | 2019-12-04 |
CN108630150B (zh) | 2021-04-30 |
CN208335703U (zh) | 2019-01-04 |
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