WO2017117932A1 - 像素补偿电路及主动式有机发光二极管显示装置 - Google Patents
像素补偿电路及主动式有机发光二极管显示装置 Download PDFInfo
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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
- 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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- 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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- G09G3/22—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
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- 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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- 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]
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- G09G2300/00—Aspects of the constitution of display devices
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Abstract
Description
Claims (11)
- 一种像素补偿电路,包括数据信号写入模块、高电压信号写入模块、第一基准电压生成模块、第二基准电压写入模块、驱动晶体管、电容和发光器件,其中所述数据信号写入模块在发光器件发光前与所述电容的第一端连接;所述高电压信号写入模块在发光器件发光过程中与所述电容的第一端连接;所述第一基准电压生成模块在发光器件发光前与所述电容的第二端和驱动晶体管的漏极连接;所述驱动晶体管的栅极与所述电容的第二端连接,所述驱动晶体管的漏极与发光器件的阳极连接;所述驱动晶体管的源极在发光器件发光前与第二基准电压写入模块连接,在发光器件发光过程中与所述高电压信号写入模块连接;以及所述发光器件的阴极与公共接地电极连接。
- 根据权利要求1所述的像素补偿电路,其中,所述第一基准电压生成模块在发光器件发光前还与所述发光器件的阳极连接。
- 根据权利要求1所述的像素补偿电路,其中,所述像素补偿电路还包括电压清除模块,所述电压清除模块连接在驱动晶体管的漏极和发光器件的阳极之间,其用于向发光器件的阳极输入第三基准电压。
- 根据权利要求1~3任意一项所述的像素补偿电路,其中,所述数据信号写入模块包括数据信号线和第一晶体管;所述第一晶体管的控制极与栅线连接,所述第一晶体管的源极与数据信号线连接,所述第一晶体管的漏极与所述电容的第一端连接。
- 根据权利要求1~3任意一项所述的像素补偿电路,其中,所述高电压信号写入模块包括高电压信号端和第二晶体管、第三晶体管;所述第二晶体管的控制极与发光信号端连接,所述第二晶体管的源极与高电压信号端连接,所述第二晶体管的漏极与所述第三晶体管的源极和驱动晶体管的源极连接;所述第三晶体管的控制极与发光信号端连接,所述第三晶体管的漏极与所述电容的第一端连接。
- 根据权利要求5所述的像素补偿电路,其中,所述第二基准电压写入模块包括第二基准电压端和第四晶体管;所述第四晶体管的控制极与栅线连接,所述第四晶体管的源极与第二基准电压端连接,所述第四晶体管的漏极与驱动晶体管的源极连接。
- 根据权利要求1或3所述的像素补偿电路,其中,所述第一基准电压生成模块包括基准电流端和第五晶体管、第六晶体管;所述第五晶体管的控制极与栅线连接,所述第五晶体管的源极与基准电流端连接,所述第五晶体管的漏极与第六晶体管的源极、驱动晶体管的漏极连接;所述第六晶体管的控制极与栅线连接,所述第六晶体管的漏极与所述电容的第二端连接。
- 根据权利要求2所述的像素补偿电路,其中,所述第一基准电压生成模块包括基准电流端和第五晶体管、第六晶体管;所述第五晶体管的控制极与栅线连接,所述第五晶体管的源极与基准电流端连接,所述第五晶体管的漏极与第六晶体管的源极、发光器件的阳极和驱动晶体管的漏极连接;所述第六晶体管的控制极与栅线连接,所述第六晶体管的漏极与所述电容的第二端连接。
- 根据权利要求3所述的像素补偿电路,其中,所述电压清除模块包括第三基准电压信号端和第七晶体管、第八晶体管;所述第七晶体管的控制极与发光信号端连接,所述第七晶体管的源极与驱动晶体管的漏极连接,所述第七晶体管的漏极与发光器件的阳极连接;所述第八晶体管的控制极与栅线连接,所述第八晶体管的源极与第三基准电压信号端连接,所述第八晶体管的漏极与发光器件的阳极连接。
- 根据权利要求1~3任意一项所述的像素补偿电路,其中,所述发光器件是有机发光二极管(OLED)。
- 一种主动式有机发光二极管(AMOLED)显示装置,包括权利要求1~10任意一项所述的像素补偿电路。
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US15/519,037 US10242616B2 (en) | 2016-01-04 | 2016-07-01 | Pixel compensation circuit and active matrix organic light emitting diode display apparatus |
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CN201610003904.9A CN105448244B (zh) | 2016-01-04 | 2016-01-04 | 像素补偿电路及amoled显示装置 |
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CN105448244B (zh) | 2016-01-04 | 2018-04-06 | 京东方科技集团股份有限公司 | 像素补偿电路及amoled显示装置 |
CN105609050B (zh) | 2016-01-04 | 2018-03-06 | 京东方科技集团股份有限公司 | 像素补偿电路及amoled显示装置 |
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CN105448244B (zh) | 2018-04-06 |
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