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公开(公告)号：US11950450B2
公开(公告)日：2024-04-02
申请号：US16959261
申请日：2019-08-27
Applicant: BOE TECHNOLOGY GROUP CO., LTD
Inventor： Xiaobin Shen , Yu Wang
IPC: H10K50/858 , H10K50/844 , H10K59/12 , H10K59/131 , H10K59/38 , H10K71/00
CPC classification number: H10K50/858 , H10K50/844 , H10K59/1315 , H10K59/38 , H10K71/00 , H10K59/1201
Abstract: A display substrate and a method of manufacturing the same and an electronic device. The display substrate is defined to be an array area and a peripheral area surrounding the array area. The array area includes a plurality of light emitting subunits. Each of the plurality of light emitting subunits includes: a first electrode, a second electrode and a light emitting layer. The first electrodes of the plurality of light emitting subunits are electrically connected with each other. The display substrate further includes a light extraction layer. Projections of the first electrodes of the plurality of light emitting subunits and a projection of the connecting electrode on the base substrate are within a projection of the light extraction layer on the base substrate.
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公开(公告)号：US11922838B2
公开(公告)日：2024-03-05
申请号：US17628228
申请日：2021-04-13
Inventor： Yu Wang , Yi Zhang , Tingliang Liu , Chang Luo , Hao Zhang , Huijuan Yang , Tinghua Shang , Yang Zhou , Pengfei Yu , Shun Zhang , Xiaofeng Jiang , Huijun Li , Linhong Han
IPC: G09G3/00 , H10K59/131
CPC classification number: G09G3/006 , H10K59/131
Abstract: A display panel, comprising a first insulating structural layer, a first crack detection line, a second insulating structural layer and a second crack detection line which are sequentially arranged on a substrate, wherein the first crack detection line and the second crack detection line are both located in a peripheral area and are arranged around a display area, one end of the first crack detection line is configured to receive a detection signal, and the other end of the first crack detection line is configured to output a first output signal, and one end of the second crack detection line is configured to receive a detection signal and the other end of the second crack detection line is configured to output a second output signal.
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公开(公告)号：US11893913B2
公开(公告)日：2024-02-06
申请号：US17262826
申请日：2020-04-15
Inventor： Xiaofeng Jiang , Linhong Han , Huijun Li , Huijuan Yang , Yu Wang , Lu Bai , Jie Dai , Lulu Yang , Yi Qu , Siyu Wang , Hao Zhang , Xin Zhang
IPC: H01L27/02 , G09G3/00 , H10K59/121
CPC classification number: G09G3/006 , H01L27/0266 , H10K59/1213
Abstract: The present disclosure relates to a display substrate, a display panel and a display device. The display substrate includes: a base substrate including a display area and a peripheral area surrounding the display area; a common electrode located in the peripheral area and surrounding the display area; a panel crack detection line located in the peripheral area and surrounding the display area, wherein the panel crack detection line is located on one side of the common electrode away from the display area; and at least one electrostatic discharge circuit located in the peripheral area, wherein the at least one electrostatic discharge circuit includes at least one first thin film transistor including an active layer, a gate, a source and a drain, the source and the drain are electrically connected to the panel crack detection line, and the gate is electrically connected to the common electrode.
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公开(公告)号：US11874991B2
公开(公告)日：2024-01-16
申请号：US17770899
申请日：2021-03-31
Inventor： Fan He , Kemeng Tong , Cong Fan , Yu Wang , Hongwei Ma , Qian Ma
CPC classification number: G06F3/04164 , G06F3/045 , G06F3/0445 , G06F2203/04107
Abstract: This application provides a touch substrate and a display device. The touch substrate comprises a touch area and a peripheral area surrounding the touch area. The touch substrate further comprises: a touch electrode and a touch signal line that are coupled to each other. At least portion of the touch electrode is located in the touch area. At least portion of the touch signal line is located in the peripheral area, the touch signal line comprises at least one corner portion, the at least one corner portion comprises a first part, a second part and a third part that are connected end to end in sequence, an extension direction of the first part is the same as an extension direction of the third part, and an extension direction of the second part intersects with the extension direction of the first part.
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公开(公告)号：US11874990B2
公开(公告)日：2024-01-16
申请号：US17753944
申请日：2021-05-18
Inventor： Cong Fan , Yu Wang , Kemeng Tong , Fan He , Hongwei Ma , Xiangdan Dong , Qian Ma , Yuanqi Zhang
CPC classification number: G06F3/04164 , G06F3/0412 , G06F3/0443 , G06F3/0446 , G09F9/30 , G09G2300/0413
Abstract: A display panel and a display device including the same are provided. The display panel includes a base substrate, a touch electrode and a plurality of signal lines electrically connected with the touch electrode. The base substrate incudes a display region and a non-display region outside the display region, and the touch electrode is within the display region and the plurality of signal lines are within the non-display region. The non-display region includes a light reflective uneven region including a reflective material layer, which includes an uneven surface facing away from the base substrate. The display panel further includes a light reduction structure within the non-display region above the reflective material layer, which is at least configured to reduce light reflected from the uneven surface of the reflective material layer, and the light reduction structure is separated from the plurality of signal lines and the touch electrode.
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Patent Agency Ranking
公开(公告)号：US11862077B2
公开(公告)日：2024-01-02
申请号：US17780796
申请日：2021-03-09
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
IPC: G09G3/20 , G09G3/3208 , G09G3/36
CPC classification number: G09G3/3208 , G09G3/20 , G09G3/2003 , G09G3/3607 , G09G2310/08 , G09G2320/0233 , G09G2320/0242 , G09G2320/0271 , G09G2320/0276 , G09G2320/0626 , G09G2320/0666 , G09G2320/0673 , G09G2360/16
Abstract: A method for improving image display quality, including: dividing a total gray scale range of a gamma voltage curve of a display apparatus to obtain gray scale ranges; obtaining data of gray scales of frame(s) of image to be displayed by the display apparatus, and calculating a ratio of data of gray scales in each gray scale range; adjusting a division value of a gamma voltage range corresponding to each gray scale range of the gamma voltage curve according to calculated ratios, so that a division value of a gamma voltage range corresponding to a gray scale range with a maximum ratio is less than a division value of a gamma voltage range corresponding to any remaining gray scale range; and outputting gamma voltages corresponding to the data of gray scales of the frame(s) of image to be displayed according to the adjusted gamma voltage curve.
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公开(公告)号：US11822186B2
公开(公告)日：2023-11-21
申请号：US17628149
申请日：2021-03-12
Inventor： Yanli Zhao , Xiaoji Li , Hailong Wu , Gang Chen , He Sun , Di Wang , Yu Wang
IPC: G02F1/1337 , G02F1/137 , G02F1/1335 , G02F1/1343
CPC classification number: G02F1/133707 , G02F1/13439 , G02F1/13793 , G02F1/133514 , G02F1/134309
Abstract: An array substrate and a liquid crystal display panel thereof. The array substrate includes a substrate having a plurality of pixel regions arranged in an array. Each of the pixel regions (120a) includes: a first electrode, a second electrode, an insulation protrusion, and a reflection electrode. An electric field is fit to form between the second electrode and the first electrode, and an electric field is also fit to form between the reflection electrode and the second electrode. The second electrode includes a slit electrode, which includes a plurality of slit portions and a plurality of electrode portions each arranged between adjacent slit portions. The electrode portion at least includes a first strip-shaped portion and a second strip-shaped portion. An extension direction of the first strip-shaped portion intersects with that of the second strip-shaped portion, and the first strip and second strip-shaped portions of each electrode portion are connected at a corresponding bending portion. For orthographic projections in a plane where the substrate is located, bending portions of the second electrode and the reflection electrode are located within the insulation protrusion.
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公开(公告)号：US20230367436A1
公开(公告)日：2023-11-16
申请号：US18360218
申请日：2023-07-27
Inventor： Shun Zhang , Ping Wen , Yuanqi Zhang , Yi Zhang , Tingliang Liu , Chang Luo , Wei Wang , Yu Wang , Yang Zeng
IPC: G06F3/044
CPC classification number: G06F3/0446 , G06F3/0443
Abstract: A touch control structure is provided. The touch control structure includes a corner row including a plurality of row mesh blocks electrically connected along a row direction; and a plurality of residual portions in a corner region, and electrically connected to the plurality of row mesh blocks. The touch control structure includes a corner column including a plurality of column mesh blocks electrically connected along a column direction; and a corner column mesh block at least partially in the corner region. The corner column mesh block includes a main portion and a plurality of protrusion portions along an edge of the main portion. The plurality of residual portions and the plurality of protrusion portions are alternately arranged along a direction substantially parallel to the edge of the main portion. The touch control structure further includes a residual connecting conductive plate electrically connecting the plurality of residual portions together.
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公开(公告)号：US11805680B2
公开(公告)日：2023-10-31
申请号：US16970190
申请日：2019-08-23
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Dongsheng Li , Kuanta Huang , Shengji Yang , Pengcheng Lu , Yunlong Li , Qing Wang , Yongfa Dong , Xiaobin Shen , Hui Tong , Xiong Yuan , Yu Wang , Xiaochuan Chen
IPC: H10K59/121 , H10K50/86 , H10K71/00
CPC classification number: H10K59/1213 , H10K50/865 , H10K59/1216 , H10K71/00
Abstract: A light-emitting diode display panel, a manufacturing method thereof, and an organic light-emitting diode display device are provided. The light-emitting diode display panel includes: a base substrate including a display region and a peripheral region surrounding the display region; a plurality of sub-pixels located in the display region and located at a side of the base substrate; a color-resistance layer located at a side of a second electrode in the sub-pixel away from the base substrate; and a light-blocking structure located in the peripheral region and being an annular structure surrounding the plurality of sub-pixels. The light-blocking structure includes a first light-blocking structure and a second light-blocking structure. The first light-blocking structure includes at least one interval extending in a direction from the display region pointing to the peripheral region. The second light-blocking structure at least fully fills the interval.
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公开(公告)号：US11657750B2
公开(公告)日：2023-05-23
申请号：US17289705
申请日：2020-07-08
Inventor： Yu Wang , Yi Zhang , Tingliang Liu , Chang Luo , Tinghua Shang , Huijuan Yang , Yang Zhou , Pengfei Yu , Shun Zhang , Linhong Han , Meng Zhang , Hao Zhang , Xiaofeng Jiang , Huijun Li , Yupeng He , Xin Zhang
IPC: G09G3/20
CPC classification number: G09G3/2074 , G09G2310/0272 , G09G2310/0286 , G09G2330/028
Abstract: A display substrate and a display panel are disclosed. The display substrate includes a base substrate having an active area and a peripheral area surrounding the active area; a plurality of sub-pixels, in the active area; a plurality of first pins and a plurality of second pins located in the peripheral area; a plurality of first array test pins located between the plurality of first pins and the plurality of second pins and respectively electrically coupled to a plurality of array test signal lines; and a plurality of second array test pins located between the plurality of first pins and the plurality of second pins and extending in a direction along a boundary of the active area, wherein the plurality of first array test pins are located on at least one side of the plurality of second array test pins in the direction along the boundary of the active area.
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