JP7512444B2 - 画素回路、表示装置、および、その駆動方法 - Google Patents

画素回路、表示装置、および、その駆動方法 Download PDF

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JP7512444B2
JP7512444B2 JP2022576248A JP2022576248A JP7512444B2 JP 7512444 B2 JP7512444 B2 JP 7512444B2 JP 2022576248 A JP2022576248 A JP 2022576248A JP 2022576248 A JP2022576248 A JP 2022576248A JP 7512444 B2 JP7512444 B2 JP 7512444B2
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bias
switching element
data
voltage
control switching
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JPWO2022157822A5 (https=
JPWO2022157822A1 (https=
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真仁 佐野
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Sharp Corp
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Sharp Corp
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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
    • 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
    • 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
    • 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
    • G09G2300/04—Structural and physical details of display devices
    • G09G2300/0421—Structural details of the set of electrodes
    • G09G2300/043—Compensation electrodes or other additional electrodes in matrix displays related to distortions or compensation signals, e.g. for modifying TFT threshold voltage in column driver
    • 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
    • G09G2320/0247—Flicker reduction other than flicker reduction circuits used for single beam cathode-ray tubes
    • 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

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)
  • Electroluminescent Light Sources (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
JP2022576248A 2021-01-19 2021-01-19 画素回路、表示装置、および、その駆動方法 Active JP7512444B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2021/001628 WO2022157822A1 (ja) 2021-01-19 2021-01-19 画素回路、表示装置、および、その駆動方法

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JPWO2022157822A1 JPWO2022157822A1 (https=) 2022-07-28
JPWO2022157822A5 JPWO2022157822A5 (https=) 2023-08-31
JP7512444B2 true JP7512444B2 (ja) 2024-07-08

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US (1) US12159582B2 (https=)
JP (1) JP7512444B2 (https=)
WO (1) WO2022157822A1 (https=)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12307977B2 (en) * 2022-04-28 2025-05-20 Sharp Display Technology Corporation Pixel circuit, display device, and method of driving display device
CN116312376B (zh) * 2023-02-28 2025-10-17 合肥维信诺科技有限公司 一种像素电路及其驱动方法、显示面板
CN116631336B (zh) * 2023-05-25 2026-01-20 武汉天马微电子有限公司 显示面板及显示装置
TWI865115B (zh) * 2023-10-20 2024-12-01 敦泰電子股份有限公司 重置電壓控制電路
KR20250066519A (ko) * 2023-11-06 2025-05-14 삼성디스플레이 주식회사 표시 장치 및 그의 구동 방법
WO2025141445A1 (ja) * 2023-12-28 2025-07-03 株式会社半導体エネルギー研究所 半導体装置
CN119068796B (zh) * 2024-07-11 2025-11-18 武汉天马微电子有限公司 一种显示面板的驱动方法及一种显示装置
KR20260032770A (ko) * 2024-08-29 2026-03-10 삼성디스플레이 주식회사 화소 회로 및 이를 포함하는 표시 장치

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012128386A (ja) 2010-12-10 2012-07-05 Samsung Mobile Display Co Ltd 画素、これを利用した表示装置、及びその駆動方法
JP2014137601A (ja) 2013-01-17 2014-07-28 Samsung Display Co Ltd 画素及びこれを用いた有機電界発光表示装置
US20190221165A1 (en) 2018-01-15 2019-07-18 Samsung Display Co., Ltd. Pixel and organic light emitting display device including the same
US20190333456A1 (en) 2016-10-26 2019-10-31 Samsung Electronics Co., Ltd. Display device and method
US20190371244A1 (en) 2018-05-30 2019-12-05 Viewtrix Technology Co., Ltd. Pixel circuits for light emitting elements

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KR102457757B1 (ko) * 2015-10-28 2022-10-24 삼성디스플레이 주식회사 화소 회로 및 이를 포함하는 유기 발광 표시 장치
US10304378B2 (en) 2017-08-17 2019-05-28 Apple Inc. Electronic devices with low refresh rate display pixels
US10490128B1 (en) 2018-06-05 2019-11-26 Apple Inc. Electronic devices having low refresh rate display pixels with reduced sensitivity to oxide transistor threshold voltage
KR102651754B1 (ko) 2018-10-12 2024-03-29 삼성디스플레이 주식회사 표시 장치 및 그의 구동 방법
KR102555101B1 (ko) * 2018-12-27 2023-07-12 엘지디스플레이 주식회사 표시 장치
US10916198B2 (en) 2019-01-11 2021-02-09 Apple Inc. Electronic display with hybrid in-pixel and external compensation
KR102764928B1 (ko) * 2019-07-26 2025-02-12 삼성디스플레이 주식회사 표시 장치
KR102734877B1 (ko) * 2020-03-10 2024-11-28 삼성디스플레이 주식회사 화소 회로
KR102708003B1 (ko) * 2020-05-08 2024-09-20 삼성디스플레이 주식회사 발광 표시 장치 및 발광 표시 장치의 구동 방법
KR102662925B1 (ko) * 2020-05-20 2024-05-08 삼성디스플레이 주식회사 화소 회로 및 이를 포함하는 표시 장치
KR102794234B1 (ko) * 2020-08-24 2025-04-14 삼성디스플레이 주식회사 화소, 표시 장치 및 그 구동 방법
KR20220097678A (ko) * 2020-12-30 2022-07-08 삼성디스플레이 주식회사 디스플레이 장치

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012128386A (ja) 2010-12-10 2012-07-05 Samsung Mobile Display Co Ltd 画素、これを利用した表示装置、及びその駆動方法
JP2014137601A (ja) 2013-01-17 2014-07-28 Samsung Display Co Ltd 画素及びこれを用いた有機電界発光表示装置
US20190333456A1 (en) 2016-10-26 2019-10-31 Samsung Electronics Co., Ltd. Display device and method
US20190221165A1 (en) 2018-01-15 2019-07-18 Samsung Display Co., Ltd. Pixel and organic light emitting display device including the same
US20190371244A1 (en) 2018-05-30 2019-12-05 Viewtrix Technology Co., Ltd. Pixel circuits for light emitting elements

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US12159582B2 (en) 2024-12-03
WO2022157822A1 (ja) 2022-07-28
JPWO2022157822A1 (https=) 2022-07-28
US20240304144A1 (en) 2024-09-12

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