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公开(公告)号：US20220406874A1
公开(公告)日：2022-12-22
申请号：US17762697
申请日：2021-04-15
Applicant: BOE Technology Group Co., Ltd.
Inventor： Yipeng CHEN , Lujiang HUANGFU , Libin LIU
Abstract: The present disclosure provides a display panel, a manufacturing method thereof, and a display device. The initialization signal line layer in the display panel includes an initialization signal line pattern arranged in each sub-pixel area; the anode layer includes a plurality of anode patterns, and an anode spacing area is formed between adjacent anode patterns; the first auxiliary signal line layer is a grid structure, at least part of the first auxiliary signal line layer is located in the anode spacing area, and the initialization signal line pattern in each sub-pixel area is coupled to the first auxiliary signal line layer.
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公开(公告)号：US20220328572A1
公开(公告)日：2022-10-13
申请号：US17847548
申请日：2022-06-23
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Libin LIU , Qian YANG , Hongli WANG , Lujiang HUANGFU
Abstract: A display substrate and a display device. The display substrate includes a first sub-pixel (111), a second sub-pixel (112), and a first spacer (0101). A line connecting the center (C1) of the first sub-pixel (111) and the center (C2) of the second sub-pixel (112) is a center line (CL1); the center line (CL1) is not perpendicular to a first direction (X); the first direction (X) is at least one of the row direction or the column direction. The first spacer (0101) is disposed between the first sub-pixel (111) and the second sub-pixel (112), and the extension direction (E01) of first spacer (0101) between the first sub-pixel (111) and the second sub-pixel (112) is not perpendicular to the first direction (X). Therefore, the display substrate can improve the different viewing angle color cast and improve the display quality.
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公开(公告)号：US20220327997A1
公开(公告)日：2022-10-13
申请号：US17415758
申请日：2020-12-29
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Libin LIU , Yu FENG , Shiming SHI
IPC: G09G3/3233
Abstract: The present disclosure relates to the field of display technology, and proposes a pixel driving circuit, a pixel structure, and a display panel. The pixel driving circuit includes a plurality of driving transistors. For each driving transistor the first terminal is connected to a first power terminal, the second terminal is connected to a first node, and the control terminal is connected to a second node, so as to input current to the first node under the effect of the voltage at the second node. The low pixel density area of the display panel can be provided with the above-mentioned pixel driving circuit, so that the brightness difference between the low pixel density area and the high pixel density area can be avoided.
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公开(公告)号：US20220271114A1
公开(公告)日：2022-08-25
申请号：US17638983
申请日：2021-01-22
Applicant: BOE Technology Group Co., Ltd.
Inventor： Xinshe YIN , Tian DONG , Libin LIU
Abstract: Provided are a display substrate, an organic light-emitting display panel, and a display device. A shielding layer is arranged between a first gate metal layer and a source-drain metal layer such that same are insulated from each other, an orthographic projection, on a base substrate, of the shielding layer covers at least an orthographic projection, on the base substrate, of an overlapping area of a scanning signal line and a detection signal line, and the shielding layer is coupled to a fixed voltage.
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公开(公告)号：US20220148512A1
公开(公告)日：2022-05-12
申请号：US17426949
申请日：2020-10-27
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Can ZHENG , Yu FENG , Guangliang SHANG , Libin LIU , Shiming SHI
IPC: G09G3/3266
Abstract: A gate driving unit, a gate driving circuit, a gate driving method, and a display device are provided. The gate driving unit includes a first output circuit and a second output circuit; the second output circuit comprises a first output sub-circuit; the first output circuit is respectively electrically connected to the first node, the second node and the first gate driving signal output end and is configured to control the first gate driving signal output end to output a first gate driving signal under the control of the potential of the first node and the potential of the second node; the first output sub-circuit is respectively electrically connected to the first node, the second gate driving signal output end and the first clock signal end, and is configured to control the second gate driving signal output end to be connected to the first clock signal end.
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Patent Agency Ranking
公开(公告)号：US20220122546A1
公开(公告)日：2022-04-21
申请号：US17563375
申请日：2021-12-28
IPC: G09G3/3266 , G09G3/3233 , G09G3/3291
Abstract: A display panel and a display device are disclosed, the display panel includes a plurality of display regions, a peripheral region surrounding the plurality of display regions, a plurality of light-emission control scan driving circuits provided in the peripheral region, a first start signal line, and a second start signal line. The first start signal line is different from the second start signal line, the plurality of display regions include a first display region and a second display region, the plurality of light-emission control scan driving circuits include a first light-emission control scan driving circuit and a second light-emission control scan driving circuit, the first start signal line is configured to provide a first start signal to the first light-emission control scan driving circuit, and the second start signal line is configured to provide a second start signal to the second light-emission control scan driving circuit.
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公开(公告)号：US20220028338A1
公开(公告)日：2022-01-27
申请号：US17293536
申请日：2020-08-10
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
IPC: G09G3/3241 , G09G3/3291 , G09G3/20
Abstract: A pixel circuit and a driving method thereof, and a display panel. The pixel circuit includes a reset circuit, a data writing circuit, a compensation circuit, and a driving circuit. The reset circuit is configured to apply a reset voltage to the first terminal of the light-emitting element to reset the first terminal of the light-emitting element; the data writing circuit is configured to write a data signal to the first terminal of the driving circuit; the compensation circuit is configured to write the reset voltage into the control terminal of the driving circuit when the reset circuit applies the reset voltage, and to write a compensation signal based on the data signal into the control terminal of the driving circuit when the data writing circuit writes the data signal; and the driving circuit is configured to control a driving current for driving the light-emitting element to emit light.
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148.发明申请公开(公告)号：US20210408218A1
公开(公告)日：2021-12-30
申请号：US16499697
申请日：2019-03-25
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Abstract: An OLED display substrate, a manufacturing method thereof, and a display device are provided. The OLED display substrate includes a base substrate, a conductive pattern, a driving circuit layer, an anode layer, a light-emitting layer and a cathode layer. The driving circuit layer, the anode layer, the cathode layer and the light-emitting layer are arranged at a same side of the base substrate. The conductive pattern is arranged between the base substrate and the driving circuit layer and electrically connected to the cathode layer through a plurality of via holes.
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公开(公告)号：US20210407425A1
公开(公告)日：2021-12-30
申请号：US16766094
申请日：2019-07-01
Inventor： Weiyun HUANG , Libin LIU , Chao ZHENG , Yao HUANG , Meng LI , Yue LONG
IPC: G09G3/3266 , G09G3/00
Abstract: A display panel, a display device and a driving method are disclosed, the display panel includes a plurality of display regions, the plurality of display regions include a first display region and a second display region, the first display region includes rows of first pixel units, the second display region includes rows of second pixel units; the display panel further includes a first light-emission control scan driving circuit for controlling the rows of first pixel units to emit light, and a second light-emission control scan driving circuit for controlling the rows of second pixel units to emit light, and the driving method includes: providing a first start signal to the first light-emission control scan driving circuit, and providing a second start signal to the second light-emission control scan driving circuit; the second start signal and the first start signal are applied independently, respectively.
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150.发明申请公开(公告)号：US20210406501A1
公开(公告)日：2021-12-30
申请号：US16472438
申请日：2018-12-06
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Jianchao ZHU , Libin LIU
Abstract: A fingerprint identification device, a display panel, a fabrication method thereof, and a display device are disclosed. The fingerprint identification device includes a fingerprint sensor, an aperture diaphragm, and a first shielding structure. The fingerprint sensor includes a plurality of sensing units; the aperture diaphragm is on a light incident side of the fingerprint sensor and includes an aperture through which light is allowed to be incident on at least one sensing unit of the fingerprint sensor; and the first shielding structure is on a side of the aperture diaphragm facing away from the fingerprint sensor, and surrounds at least a portion of the aperture.
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