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公开(公告)号：US20210074778A1
公开(公告)日：2021-03-11
申请号：US16934040
申请日：2020-07-21
Inventor： Xu LI , Dawei SHI , Lu YANG , Wentao WANG , Cenhong DUAN , Can HUANG , Bangwei WU , Pei WANG
IPC: H01L27/32 , G02F1/167 , G02F1/16766 , G02F1/1677
Abstract: Provided are a display substrate and a preparation method thereof, and a display apparatus. The display substrate includes a first display region and a second display region within the first display region, wherein the first display region includes a plurality of emitting units, and the second display region includes a plurality of electrophoretic units, the plurality of emitting units are configured to realize display, and the plurality of electrophoretic units are configured to realize switch between a display state and a transparent state.
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公开(公告)号：US20210050390A1
公开(公告)日：2021-02-18
申请号：US16929361
申请日：2020-07-15
Inventor： Xinwei WU , Shicheng SUN , Zhen ZHANG , Wei ZHANG , Cunzhi LI , Jonguk KWAK
Abstract: The present disclosure relates to a display device, a display panel, and a manufacturing method thereof. The display panel includes a substrate, a driving layer, and a display layer. The substrate has an opening area, a transition area surrounding the opening area, and a display area surrounding the transition area. The driving layer is disposed on a side of the substrate and covers at least the transition area and the display area, an area of the driving layer being located in the transition area being provided with a separation groove surrounding the opening area, the separation groove including a first groove body and a second groove body sequentially communicated toward the substrate in a direction perpendicular to the substrate, and a distance between bottom ends of side walls of the first groove body being smaller than a distance between top ends of side walls of the second groove body.
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公开(公告)号：US12156425B2
公开(公告)日：2024-11-26
申请号：US17676399
申请日：2022-02-21
Inventor： Jie Li , Wei Zhang , Wei Xia , Huaisen Ren
IPC: H10K50/86 , H10K50/818 , H10K50/828 , H10K50/844 , H10K59/121 , H10K59/131 , H10K71/00
Abstract: A display panel is provided. The display panel includes a substrate, a first insulation layer, a light-emitting device, and a support pattern. The first insulation layer is disposed on a side of the substrate. The light-emitting device is disposed in a pixel opening in the first insulation layer. The support pattern is disposed on a side, distal from the substrate, of the first insulation layer. The support pattern is disposed outside the pixel opening and is made of a light-absorbing material.
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公开(公告)号：US12154510B2
公开(公告)日：2024-11-26
申请号：US17609407
申请日：2021-01-26
Inventor： Teng Chen , Faming Jiang , Ri Chen , Xinxing Jia , Weixin Meng , Jonguk Kwak
IPC: G09G3/3266 , G11C19/28 , H10K59/12 , H10K59/131
Abstract: A display substrate includes an underlay substrate, and a first semiconductor layer, first conductive layer, second semiconductor layer, second conductive layer, and third conductive layer which are arranged on the underlay substrate. The first semiconductor layer includes an active layer of at least one transistor of a second semiconductor type of a shift register unit. The first conductive layer includes a control electrode of the at least one transistor of the second semiconductor type and a first electrode of at least one capacitor of the shift register unit. The second semiconductor layer includes an active layer of at least one transistor of a first semiconductor type of the shift register unit. The second conductive layer includes a control electrode of the at least one transistor of the first semiconductor type and a second electrode of the at least one capacitor of the shift register unit.
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65.发明申请公开(公告)号：US20240379055A1
公开(公告)日：2024-11-14
申请号：US18578005
申请日：2023-05-04
Inventor： Rui WANG , Ming HU , Haijun QIU , Juntao CHEN
IPC: G09G3/3233
Abstract: A pixel driving circuit (31), comprising: a driving sub-circuit (311), a first light-emission control sub-circuit (312), a second light-emission control sub-circuit (313), a data write sub-circuit (314), a compensation sub-circuit (315) and a first reset sub-circuit (316). The driving sub-circuit (311) comprises a control end, a first end and a second end; and in an initialization phase (t1) in one display frame of the pixel driving circuit (31), the voltage difference between the control end of the driving sub-circuit (311) and the first end of the driving sub-circuit (311) is fixed.
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Patent Agency Ranking
公开(公告)号：US11956987B2
公开(公告)日：2024-04-09
申请号：US17215003
申请日：2021-03-29
Inventor： Qiang Zhang , Xiaoge Wang , Jiabin Cui
IPC: H10K50/84 , H10K50/844 , H10K71/00
CPC classification number: H10K50/841 , H10K50/844 , H10K71/00
Abstract: The present application discloses a display panel and a preparation method thereof, and a display device. The display panel includes a base substrate, and has a display area, a peripheral area surrounding the display area, a hole area located at the display area, and an isolation area located between the hole area and the display area. The display area includes an electroluminescent device located on the base substrate, and a packaging structure for sealing the electroluminescent device, the packaging structure includes an inorganic packaging layer and an organic packaging layer alternately stacked, and the inorganic packaging layer extends to the hole area. The isolation area includes an organic layer located on the inorganic packaging layer.
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公开(公告)号：US11785802B2
公开(公告)日：2023-10-10
申请号：US17205025
申请日：2021-03-18
Inventor： Teng Chen , Shicheng Sun , Bo Yang , Weixin Meng , Jonguk Kwak
CPC classification number: H10K50/87 , G06F3/047 , G06F3/04164 , H10K50/856 , H10K50/865 , H10K59/38 , H10K59/40 , H10K71/00
Abstract: A display panel includes an array substrate, an OLED light-emitting layer and a color filter structure laminated in sequence, the color filter structure including a color filter layer, a black matrix and a heat conducting layer, wherein the color filter layer and the black matrix are disposed in a same layer, the heat conducting layer is disposed on at least one side of the black matrix and configured to conduct heat from the black matrix to a periphery of the color filter structure.
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公开(公告)号：US20230317015A1
公开(公告)日：2023-10-05
申请号：US17609407
申请日：2021-01-26
Inventor： Teng CHEN , Faming JIANG , Ri CHEN , Xinxing JIA , Weixin MENG , Jonguk KWAK
IPC: H10K59/12 , G09G3/3266 , H10K59/131 , G11C19/28
CPC classification number: G09G3/3266 , G11C19/28 , H10K59/1201 , H10K59/1315 , G09G2300/0408 , G09G2300/0426 , G09G2310/0286
Abstract: A display substrate includes an underlay substrate, and a first semiconductor layer, first conductive layer, second semiconductor layer, second conductive layer, and third conductive layer which are arranged on the underlay substrate. The first semiconductor layer includes an active layer of at least one transistor of a second semiconductor type of a shift register unit. The first conductive layer includes a control electrode of the at least one transistor of the second semiconductor type and a first electrode of at least one capacitor of the shift register unit. The second semiconductor layer includes an active layer of at least one transistor of a first semiconductor type of the shift register unit. The second conductive layer includes a control electrode of the at least one transistor of the first semiconductor type and a second electrode of the at least one capacitor of the shift register unit.
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公开(公告)号：US20230172034A1
公开(公告)日：2023-06-01
申请号：US17921594
申请日：2021-06-08
Inventor： Shuanzhu LI , Weixin MENG , Chao YANG , Desheng RUAN , Yucheng CHAN , Jonguk KWAK
IPC: H10K59/80 , H10K59/122 , H10K59/12
CPC classification number: H10K59/873 , H10K59/122 , H10K59/1201
Abstract: Disclosed are a display panel, a display device, and a manufacturing method. The display panel includes: a base substrate including multiple island regions, an opening region, and a bridge region, each of the island regions having at least one pixel; an inorganic packaging layer on a side of the base substrate, the inorganic packaging layer covering the island regions and the bridge regions and having a first hollowed-out structure, and the orthographic projection of the first hollowed-out structure on the base substrate covering the orthographic projection of the opening regions on the base substrate; and an organic packaging layer located on the side of the inorganic packaging layer facing away from the base substrate and having a second hollowed-out structure, the orthographic projection of the second hollowed-out structure on the base substrate covering the orthographic projection of the first hollowed-out structure on the base substrate.
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公开(公告)号：US20220130912A1
公开(公告)日：2022-04-28
申请号：US17647166
申请日：2022-01-05
Inventor： Dong Chen , Yaxin Yang
Abstract: A bendable display device includes a display panel, a display circuit board having a first end thereof electrically connected to the display panel, a touch circuit board having a first end thereof electrically connected to the display panel, a support layer disposed on a surface of the display panel, and first and second heat dissipation layers. Each of the first heat dissipation layer and the second heat dissipation layer is disposed on a side of the support layer away from the display panel, and the first dissipation layer and the second dissipation layer are disposed on two sides of a bending area of the bendable display device. A second end of the display circuit board and a second end of the touch circuit board are respectively disposed on the first heat dissipation layer and the second heat dissipation layer. A connecting member for electrically connecting the first heat dissipation layer and the second heat dissipation layer is provided between the first heat dissipation layer and the second heat dissipation layer.
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