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公开(公告)号：EP4053899A1
公开(公告)日：2022-09-07
申请号：EP19944645.1
申请日：2019-11-01
发明人： WANG, Wenkang , DIAO, Yongfu , YANG, Zhongliu , CHEN, Chenyu
摘要： The present disclosure provides a display substrate, including a display area and a peripheral area surrounding the display area, where N pixel unit groups are arranged in the display area, and each pixel unit group is provided with a corresponding gate line, a first reset signal line and a second reset signal line; a driving module is arranged in the peripheral area and includes at least two driving circuits, at least two operating signal line groups which are in one-to-one correspondence with the driving circuits are further arranged in the peripheral area, the driving circuits and the operating signal line groups are alternately arranged, and each driving circuit is adjacent to the operating signal line group corresponding thereto; the at least two driving circuits include a gate driving circuit and a reset driving circuit provided with N second signal output terminals capable of sequentially outputting reset scanning signals; the i th second signal output terminal is coupled to the second reset signal line configured for the i th pixel unit group and the first reset signal line configured for the (i+1) th pixel unit group.
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公开(公告)号：EP4050659A1
公开(公告)日：2022-08-31
申请号：EP19945409.1
申请日：2019-10-23
发明人： YANG, Zhongliu , SHUI, Yudan , DIAO, Yongfu , WANG, Wenkang , CHEN, Chenyu
摘要： A display substrate and a manufacturing method therefor, and a display device are provided. The display substrate includes a base substrate (1100), a plurality of sub-pixels (1110), a plurality of data lines (11011), a plurality of data lead lines (1400), at least one group of contact pads (1200), and a first insulation layer (1310). The base substrate (1100) includes a display region (1101) and a bonding region (1102) on at least one side of the display region (1101); the plurality of data lines (11011) are in the display region, and are configured to provide data signals to the plurality of sub-pixels (1110); the plurality of data lead lines (1400) are in the bonding region (1102) and are electrically connected to the plurality of data lines (11011), respectively; the at least one group of contact pads (1200) is in the bonding region, and the at least one group of contact pads (1200) includes a first group of contact pads (1200') and a second group of contact pads (1200); the first insulation layer (1310) is in the bonding region, and the first insulation layer (1310) is in gaps between the plurality of contact pads (1200) and covers edges of the plurality of contact pads (1200), and is configured to expose surfaces, away from the base substrate (1100), of the plurality of contact pads (1200).
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公开(公告)号：EP3852095A1
公开(公告)日：2021-07-21
申请号：EP19831582.2
申请日：2019-06-05
发明人： LI, Quanhu , DIAO, Yongfu , WANG, Wenkang , YANG, Zhongliu , YANG, Mingjing
IPC分类号： G09G3/3258
摘要： A pixel circuit, a method for driving a pixel circuit, and a display device are provided. The pixel circuit (100) includes: a storage circuit (11), a data writing circuit (12), a light emitting driving circuit (13), and a compensation circuit (14). The data writing circuit (12) is connected to the storage circuit (11), and is configured to write a data voltage to the storage circuit (11) under control of a scanning control signal; the storage circuit (11) is configured to store the data voltage and enable a stored data voltage to be available to the compensation circuit (14) for a compensation operation; the compensation circuit (14) is connected to the light emitting driving circuit (13), and is configured to maintain a compensation voltage based on the stored data voltage at a control terminal of the light emitting driving circuit (13) under control of a compensation control signal; and the light emitting driving circuit (13) is further connected to a light emitting element (EL), and is configured to drive the light emitting element (EL) to emit light under control of the compensation voltage.
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