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公开(公告)号：US20190378457A1
公开(公告)日：2019-12-12
申请号：US15781663
申请日：2017-11-23
发明人： Lixia SHEN , Zhiguang ZHANG , Chang ZHANG , Yong YU , Tae Hyun KIM
IPC分类号： G09G3/3258 , G09G3/3233
摘要： Embodiments of the present disclosure provide an OLED display panel and a driving method thereof. The OLED display panel includes a plurality of power lines, each power line connecting to a plurality of pixels, and one end of each power line connecting to a power source. The method includes acquiring a current value of the power line and comparing it to a preset threshold, when a current value of the power line is less than or equal to the threshold, providing an original data voltage to the pixels connected to the power line, when a current value of a power line is greater than the threshold, providing a compensating data voltage to the pixel connected to the power line. The compensating data voltage is equal to the difference between the original data voltage and the compensation voltage.
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公开(公告)号：US20240184327A1
公开(公告)日：2024-06-06
申请号：US17795241
申请日：2021-08-10
发明人： Jiaqin ZHANG , Chang ZHANG , Yong YU
CPC分类号： G06F1/1616 , G06F1/1677 , G06F1/181 , G06F1/183
摘要： A foldable display device and a method for driving the same are provided. The foldable display device comprises a display panel, at least one capacitive sensor and at least one detection circuit, wherein the display panel comprises at least one bending area configured for bending, the capacitive sensor comprises a first electrode structure and a second electrode structure configured to form a sensing capacitor, and the detection circuit is connected to the first electrode structure and the second electrode structure, respectively, and is configured to detect a capacitance value of the sensing capacitor and obtain a bending angle of the foldable display device according to the capacitance value or a capacitance change amount of the sensing capacitor.
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公开(公告)号：US20230297185A1
公开(公告)日：2023-09-21
申请号：US18322494
申请日：2023-05-23
发明人： Xuerui GONG , Jiangsheng WANG , Yong YU , Chang ZHANG
CPC分类号： G06F3/04164 , G06F3/044 , H05K1/0281 , H05K1/117 , H05K1/118 , H05K2201/10128
摘要： The embodiments of the present disclosure provide a chip on flex (COF), a touch assembly, and a display device. The chip on flex includes a flexible base provided with a first opening, the flexible base includes a bonding area provided with a plurality of metal bonding pads; on the flexible base, a spacing area with a preset range is provided between the first opening and the bonding area; wherein, the flexible base is provided with a reinforcement sheet thereon, the reinforcement sheet is located on a portion of the flexible base other than the first opening, the spacing area and the bonding area.
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公开(公告)号：US20210286472A1
公开(公告)日：2021-09-16
申请号：US16338844
申请日：2018-07-26
发明人： Qing GONG , Chang ZHANG , Jianjun WU , Biyu ZHAO , Dehua ZHANG
IPC分类号： G06F3/044
摘要： A touch panel, including a touch electrode layer having a plurality of touch units arranged in a matrix, each of the touch units includes one touch driving electrode and one touch sensing electrode, a shape of the touch driving electrode is complementary with a shape of the touch sensing electrode; touch sensing electrodes of adjacent two touch units are connected, touch driving electrodes of adjacent two touch units are connected; and an edge of the touch driving electrode and an edge of the touch sensing electrode of that are complementary with each other in each of the touch units each are changed in a curved line. A manufacturing method of the touch panel, a touch screen and a display device are also disclosed.
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公开(公告)号：US20210225996A1
公开(公告)日：2021-07-22
申请号：US16643619
申请日：2019-01-22
发明人： Yong YU , Chang ZHANG , Lixia SHEN , Qun JIA , Xuerui GONG
摘要： A display panel, a display device, and a method for manufacturing a display panel are disclosed. The display panel includes a first power bus and a first power line. A display region of the display panel includes a first region and a second region, the first region and the second region include a plurality of first pixel units, respectively, the first power bus is between the first region and the second region, and the first power line is electrically connected to the first power bus and extends from the first power bus to the first region and the second region, respectively, so as to supply power to the plurality of first pixel units in the first region and the second region, respectively.
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公开(公告)号：US20210097920A1
公开(公告)日：2021-04-01
申请号：US16976698
申请日：2019-09-26
发明人： Yong YU , Chang ZHANG , Renjie DING , Chuanyan LAN
IPC分类号： G09G3/20 , G09G3/3208
摘要： A gamma correction method applied to a display screen to be debugged includes: for a color of the display screen to be debugged, arranging a plurality of reference points, arranging at least one transition point between two adjacent reference points, and obtaining a brightness adjustment curve representing a corresponding relationship between a brightness adjustment value and a gamma band according to the plurality of reference points and the at least one transition point. Each gamma band represents a set of register values corresponding to gray scales of the color at the brightness adjustment value corresponding to the gamma band.
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公开(公告)号：US20190265823A1
公开(公告)日：2019-08-29
申请号：US16122326
申请日：2018-09-05
发明人： Hongqiang LUO , Jianjun WU , Chang ZHANG
摘要： The present disclosure provides a polarizer including: a first body portion, a second body portion and two third body portions. The polarizer is applied in a touch device, the polarizer is provided with a through hole, and the first body portion and the second body portion are respectively located on two sides of the through hole in a first direction. The first body portion is configured to attach to the pressing portion, and the second body portion is configured attach to the touch region of the touch substrate; and the two third body portions are respectively located on two sides of the first body portion in a second direction, each of the two third body portions connects the first body portion and the second body portion, and the second direction is perpendicular to the first direction.
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18.发明申请公开(公告)号：US20220310002A1
公开(公告)日：2022-09-29
申请号：US17507547
申请日：2021-10-21
发明人： Yong YU , Zhenwen HU , Wenhong LIU , Chang ZHANG
IPC分类号： G09G3/3208
摘要： Disclosed are a driving circuit for a display panel, a display module, a compensation method of the display module, and a display device. According to the present disclosure, a TCON circuit board provided with a plurality of sets of reference voltage outputs is used to independently input a reference voltage to each driver chip through a corresponding set of reference voltage input lines, that is, each driver chip receives an independent reference voltage signal, in this way, the reference voltages output by the TCON circuit board corresponding to each driver chip can be adjusted, the reference voltages received by all driver chips are made to be the same voltages.
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公开(公告)号：US20220028322A1
公开(公告)日：2022-01-27
申请号：US17498207
申请日：2021-10-11
发明人： Qun JIA , Chang ZHANG
IPC分类号： G09G3/20
摘要： The present disclosure provides a method for driving a display device and a driver. The method includes obtaining image data, determining whether the image pixels are detail pixels according to the image data, determining a plurality of screen pixel groups, and driving the screen pixels for display.
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公开(公告)号：US20210405843A1
公开(公告)日：2021-12-30
申请号：US16767577
申请日：2019-06-27
发明人： Xuerui GONG , Jiangsheng WANG , Yong YU , Chang ZHANG
摘要： The embodiments of the present disclosure provide a chip on flex (COF), a touch assembly, and a display device. The chip on flex includes a flexible base provided with a first opening, the flexible base includes a bonding area provided with a plurality of metal bonding pads; on the flexible base, a spacing area with a preset range is provided between the first opening and the bonding area; wherein, the flexible base is provided with a reinforcement sheet thereon, the reinforcement sheet is located on a portion of the flexible base other than the first opening, the spacing area and the bonding area.
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