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公开(公告)号：US20230146528A1
公开(公告)日：2023-05-11
申请号：US17421264
申请日：2021-01-11
Applicant: BOE Technology Group Co., Ltd.
Inventor： Ying HAN , Yicheng LIN , Ling WANG , Pan XU , Guoying WANG , Xing ZHANG
IPC: G09G3/3208 , H10K59/65
CPC classification number: G09G3/3208 , H10K59/65 , G09G2360/145 , G09G2300/0426 , G09G2320/02 , H10K59/12
Abstract: A display substrate, a display panel, and a display device are provided. The display substrate includes a substrate, a plurality of sub-pixels located on the substrate, a plurality of driving circuits and a plurality of light sensors, an orthographic projection of the light sensors on the substrate is within a range of an orthographic projection of the driving circuits on the substrate.
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公开(公告)号：US20230087701A1
公开(公告)日：2023-03-23
申请号：US17613691
申请日：2021-02-20
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Guoying WANG , Pan XU , Yicheng LIN , Ying HAN , Xing ZHANG , Zhen SONG , Dacheng ZHANG
IPC: H10K59/131
Abstract: Provided is a display panel, including: a substrate provided with a display region and a non-display region disposed at a periphery of the display region; a plurality of first power signal lines and a plurality of drive signal lines that are disposed in the display region; and a power connection bus, a plurality of first fan-out leads, and a plurality of second fan-out leads that are disposed in the non-display region, wherein the power connection bus is electrically connected to the first power signal line and the first fan-out lead respectively; the plurality of second fan-out leads are electrically connected to the plurality of drive signal lines in a one-to-one correspondence; each first fan-out lead is disposed between every two adjacent second fan-out leads; and the plurality of first fan-out leads and the plurality of second fan-out leads are both configured to be electrically connected to a driving chip.
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公开(公告)号：US20230086927A1
公开(公告)日：2023-03-23
申请号：US17908021
申请日：2021-09-17
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Ying HAN , Xuehuan FENG , Yicheng LIN , Pan XU , Guoying WANG , Xing ZHANG , Zhan GAO , Mingi CHU
IPC: G09G3/3266 , G11C19/28 , G09G3/3275 , H10K59/131 , H10K59/121 , H01L27/12
Abstract: A display panel includes: a substrate, sub-pixels and a gate drive circuit. The sub-pixel includes a pixel drive circuit. The gate drive circuit includes cascaded shift registers, and a shift register is electrically connected to pixel drive circuits in a row of sub-pixels. The gate drive circuit further includes cascade input signal lines and cascade display reset signal lines. The cascade input signal line is configured to connect a shift signal terminal and an input signal terminal of two different shift register, and the cascade display reset signal line is configured to connect a shift signal terminal and a display reset signal terminal of two different shift register. The display panel has sub-pixel regions for arranging the sub-pixels and first gap regions each located between two adjacent columns of sub pixel regions: the cascade display reset signal lines and the cascade input signal lines are disposed in different first gap regions.
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公开(公告)号：US20220392993A1
公开(公告)日：2022-12-08
申请号：US17789153
申请日：2021-08-12
Applicant: BOE Technology Group Co., Ltd.
Inventor： Guoying WANG , Yicheng LIN , Ying HAN , Mingi CHU , Pan XU , Xing ZHANG
IPC: H01L27/32
Abstract: Provided in the present disclosure are a display substrate and a display device. In the display substrate, at least a portion of a cathode is located in a display region; at least one driver chip is located in a non-display region; a first power supply signal line pattern is located in the non-display region and arranged on at least one side of the display region. The first power supply signal line pattern comprises a first transmission portion and a first wire inlet portion electrically connected to the first transmission portion. The first transmission portion extends in a first direction, and is electrically connected to the cathode. The first wire inlet portion extends in a second direction intersecting with the first direction. The first wire inlet portion is electrically connected to the at least one driver chip.
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公开(公告)号：US20220320204A1
公开(公告)日：2022-10-06
申请号：US17512380
申请日：2021-10-27
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Guoying WANG , Pan XU , Xing ZHANG , Ying HAN , Zhan GAO , Zhen SONG
Abstract: The present disclosure provides a display substrate, a display device and a manufacturing method thereof. The display substrate includes a first substrate, a pixel defining layer on the first substrate and including a plurality of sub-pixel openings, and at least one recess on a side of the display substrate away from the first substrate. An orthographic projection of the at least one recess on the first substrate and orthographic projections of the plurality of sub-pixel openings on the first substrate do not overlap.
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Patent Agency Ranking
公开(公告)号：US20210280645A1
公开(公告)日：2021-09-09
申请号：US17253093
申请日：2020-06-30
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Ling WANG , Yicheng LIN , Guoying WANG , Ying HAN
Abstract: Provided are a display substrate, a manufacturing method thereof and a display device. The display substrate includes a base and a plurality of subpixels arranged on the base in an array form. Each subpixel includes a light-emitting element, a subpixel driving circuitry coupled to the light-emitting element, and a light-emission detection circuitry configured to detect luminescence of light emitted by the light-emitting element. The light-emission detection circuitry includes a first control transistor and a PIN-type photodiode laminated in that order in a direction away from the base, a first electrode of the first control transistor is coupled to a cathode of the PIN-type photodiode, and an orthogonal projection of the first control transistor onto the base at least partially overlaps an orthogonal projection of the PIN-type photodiode onto the base. The display substrate provided by the present disclosure is used for display
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公开(公告)号：US20200294449A1
公开(公告)日：2020-09-17
申请号：US16648522
申请日：2019-03-15
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Ling WANG , Pan XU , Yi Cheng LIN , Xing ZHANG , Ying HAN , Guang YAN
IPC: G09G3/3258 , G09G3/3291 , G09G3/3266
Abstract: Disclosed are a pixel array substrate and a driving method thereof, a display panel, and a display device. The pixel array substrate includes a plurality of pixel units arranged in a plurality of pixel rows, and common electrodes distributed in the plurality of pixel rows. Each of the plurality of pixel units includes a light emitting element, first electrodes of light emitting elements of a plurality of pixel units in each of the plurality of pixel rows are electrically connected with each other to form a common electrode in the each of the plurality of pixel rows, and the common electrodes in the plurality of pixel rows are insulated from each other.
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公开(公告)号：US20250113705A1
公开(公告)日：2025-04-03
申请号：US18560169
申请日：2022-11-17
Inventor： Tong WU , Hongli WANG , Pan LI , Ying HAN , Ying CUI , Can YUAN , Xing ZHANG , Ruqin ZHANG , Chunping LONG
IPC: H10K59/121 , H10K59/122 , H10K59/131 , H10K59/88
Abstract: Provided are a display substrate and a display device. The display substrate includes a driving transistor and a storage capacitor, the storage capacitor includes a first electrode plate and a second electrode plate, the second electrode plate is arranged in a same layer as the channel of the driving transistor, the second electrode plate is closer to the base substrate than the first electrode plate, an orthographic projection of the second electrode plate on the base substrate overlaps with an orthographic projection of the pixel opening on the base substrate, the display substrate satisfies a following relationship: a value range of (W*L+S2)*M1/M2 is [0.014, 0.133], and a value range of S2/(W*L) is [2.82, 28.85], where W is a width of the channel of the driving transistor, L is a length of the channel of the driving transistor, S2 is a facing area between the second electrode plate and the first electrode plate, M1 is a count of pixel openings in the display substrate, and M2 is an area of the display substrate, thus increasing the facing area between the electrode plates of the storage capacitor, increasing the capacitance, and improving the holding capacity of the capacitor, and being beneficial to increasing the area ratio of the storage capacitor to the pixel opening, increasing the area proportion of the storage capacitor, and improving the display quality.
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公开(公告)号：US20250078749A1
公开(公告)日：2025-03-06
申请号：US18558143
申请日：2022-11-24
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Ying HAN , Pan XU , Xing ZHANG , Chengyuan LUO , Donghui ZHAO , Guangshuang LV , Cheng XU
IPC: G09G3/3233
Abstract: Pixel circuit, driving method, display substrate, panel and device are disclosed. The pixel circuit includes light-emitting element, and pixel driving circuit including driving circuit, data writing circuit and compensation control circuit; the data writing circuit writes data voltage into control end of driving circuit under control of write control signal in data writing phase; the compensation control circuit writes reference voltage into the control end of driving circuit under control of compensation control signal in compensation phase; the driving circuit is electrically connected to the light-emitting element, and is configured to drive the light-emitting element; the data writing phase does not overlap with the compensation phase. The threshold voltage compensation process does not occupy data writing time in timing, potential of source electrode of the driving transistor included in the driving circuit can be charged to theoretical target potential, which is applicable to display products with high refresh rate.
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公开(公告)号：US20250008790A1
公开(公告)日：2025-01-02
申请号：US18277228
申请日：2022-11-30
Applicant: BOE Technology Group Co., Ltd.
Inventor： Xing ZHANG , Pan XU , Ying HAN , Chengyuan LUO , Donghui ZHAO , Guangshuang LV , Cheng XU
IPC: H10K59/131
Abstract: A display panel and a display apparatus are provided, the display panel includes a substrate and a drive circuit layer, the drive circuit layer includes a pixel drive circuit (PE) and a first scan signal line (G1), the pixel drive circuit is electrically connected with the first scan signal line (G1), and the first scan signal lines (G1) connected with adjacent rows of pixel drive circuits are electrically isolated; the drive circuit layer further includes a first signal line located in a non-display region (AA′) and a second signal line corresponding to the first signal line, the first signal line is configured to supply a signal to the first scan signal line (G1), an orthographic projection of the first signal line on the substrate at least partially overlaps an orthographic projection of the corresponding second signal line on the substrate.
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