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公开(公告)号：US20240222570A1
公开(公告)日：2024-07-04
申请号：US17920811
申请日：2021-11-30
发明人： Yanan NIU , Yan QU , Ming YANG , Jintao PENG , Bin QIN , Wanzhi CHEN
IPC分类号： H01L33/48 , H01L25/075 , H01L33/20 , H01L33/54 , H01L33/62
CPC分类号： H01L33/486 , H01L25/0753 , H01L33/20 , H01L33/54 , H01L33/62 , H01L2933/0066
摘要： A light emitting substrate, a preparation method therefor, and a display device are provided. The light emitting substrate includes a base substrate, a die bonding structure, a light shielding structure and a light emitting chip disposed on the base substrate, wherein the light emitting chip is disposed at a side of the die bonding structure away from the base substrate, the light shielding structure is located at a peripheral side of the light emitting chip, the light emitting substrate further comprises a flux functional layer covering the side of the die bonding structure away from the base substrate, the light shielding structure comprises a shielding material layer and a partition structure, and the flux functional layer is blocked at the partition structure.
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公开(公告)号：US20230274696A1
公开(公告)日：2023-08-31
申请号：US18014254
申请日：2021-11-22
发明人： Weixing LIU , Kuanjun PENG , Bin QIN , Xue DONG , Fangzhen ZHANG , Wanpeng TENG , Tieshi WANG , Wanzhi CHEN , Kai GUO , Chunfang ZHANG
IPC分类号： G09G3/3233 , H01L27/15 , H01L33/06 , H01L33/38
CPC分类号： G09G3/3233 , H01L27/156 , H01L33/06 , H01L33/38 , G09G2300/0819 , G09G2300/0842 , G09G2310/0262 , G09G2310/08 , G09G2300/0426 , G09G2320/0233
摘要： A pixel driving circuit includes a data writing circuit, a light-emitting control circuit and a light-emitting diode chip. The data writing circuit is electrically connected to a first scanning signal terminal, a data signal terminal and a first node. The light-emitting control circuit is electrically connected to the first node, an enable signal terminal, a first voltage signal terminal and a second node, and is configured to transmit a first voltage signal received at the first voltage signal terminal to the second node. The light-emitting diode chip is electrically connected to the second node and a second voltage signal terminal. The light-emitting diode chip includes a plurality of light-emitting portions. The light-emitting diode chip is configured to drive the plurality of light-emitting portions to emit light in different periods of time respectively or drive at least two light-emitting portions to emit light in a same period of time.
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3.发明申请公开(公告)号：US20220059728A1
公开(公告)日：2022-02-24
申请号：US17340672
申请日：2021-06-07
发明人： Lubin SHI , Bin QIN , Liang CHEN , Dongni LIU , Fangzhen ZHANG , Ke WANG
IPC分类号： H01L33/48 , H01L25/075
摘要： A displaying base plate and a fabricating method thereof. The displaying base plate includes a substrate, and a first flat layer on one side of the substrate; a first metal layer on one side of the first flat layer that is further away from the substrate; a second flat layer on sides of the first metal layer and the first flat layer that are further away from the substrate; and a second metal layer on one side of the second flat layer that is further away from the substrate; wherein the first metal layer includes a first metal trace, an orthographic projection of the second metal layer on the substrate and an orthographic projection of the first metal trace on the substrate have an overlapping part, and an orthographic projection of the second flat layer on the substrate covers the orthographic projection of the first metal trace on the substrate.
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公开(公告)号：US20240276775A1
公开(公告)日：2024-08-15
申请号：US18023381
申请日：2022-03-16
发明人： Jintao PENG , Yanan NIU , Zhikun GAO , Tingting ZHOU , Bin QIN , Shuang SUN
IPC分类号： H10K59/122 , H10K59/35
CPC分类号： H10K59/122 , H10K59/35
摘要： A display substrate includes a light emitting structure layer arranged on a base substrate, the light emitting structure layer includes a first electrode layer, a pixel definition layer, a light emitting functional layer, a second electrode layer, a third electrode layer and an electrode insulation layer; the first electrode layer includes multiple first electrodes, and the pixel definition layer is provided with a pixel opening exposing a first electrode and a grid-shaped isolation groove structure; the third electrode layer and the electrode insulation layer are sequentially stacked on a side of the pixel definition layer; the light emitting functional layer and the second electrode layer are sequentially stacked; the second electrode layer and the third electrode layer are configured to be equipotential; the light emitting functional layer includes at least two stacked light emitting units and a charge generation layer positioned between two adjacent light emitting units.
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5.发明公开公开(公告)号：US20240088328A1
公开(公告)日：2024-03-14
申请号：US18263567
申请日：2021-10-22
发明人： Bin QIN , Kuanjun PENG , Weixing LIU , Fangzhen ZHANG , Xue DONG , Jintao PENG , Wanpeng TENG , Xiaolong LI , Shuang SUN , Wanzhi CHEN , Guangcai YUAN , Qian JIA
IPC分类号： H01L33/38 , H01L27/15 , H01L33/06 , H01L33/14 , H01L33/54 , H01L33/60 , H01L33/62 , H01L33/64
CPC分类号： H01L33/385 , H01L27/15 , H01L33/06 , H01L33/145 , H01L33/54 , H01L33/60 , H01L33/62 , H01L33/642
摘要： A light-emitting device, a light-emitting substrate, and a method for manufacturing the light-emitting device. The light-emitting device includes at least one light-emitting structure. The light-emitting structure includes: a first semiconductor layer; a light-emitting layer; a second semiconductor layer, doping ions of the second semiconductor layer and a first semiconductor layer being oppositely charged; a barrier structure provided with an opening for exposing the second semiconductor layer, the orthographic projection of the opening on the base substrate being located in the orthographic projection of the light-emitting layer on the base substrate, and the area of the opening being smaller than that of the light-emitting layer; and a landing electrode located on the side of the barrier structure facing away from the second semiconductor layer, the landing electrode being in contact with the second semiconductor layer by means of the opening.
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公开(公告)号：US20210265439A1
公开(公告)日：2021-08-26
申请号：US17255866
申请日：2020-04-10
发明人： Jintao PENG , Yanan NIU , Kuanjun PENG , Kai GUO , Bin QIN , Xiaolong LI , Wanpeng TENG
IPC分类号： H01L27/32
摘要： The present disclosure provides a pixel compensation circuit and a manufacturing method thereof, an OLED array substrate and a manufacturing method thereof, and a display device. The pixel compensation circuit includes a first TFT and a second TFT on a substrate. The first TFT includes: a first electrode on the substrate, a first interlayer dielectric layer on a side of the first electrode away from the substrate and having an opening exposing at least a portion of the first electrode; a second electrode on a side of the first interlayer dielectric layer away from the first electrode; and an active layer extending from the second electrode to the first electrode. The second TFT includes: an active layer on the substrate; and a first electrode and a second electrode in a same layer and on a side of the active layer of the second TFT away from the substrate.
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公开(公告)号：US20240186454A1
公开(公告)日：2024-06-06
申请号：US17789351
申请日：2021-05-31
发明人： Weixing LIU , Kuanjun PENG , Xiaolong LI , Wanpeng TENG , Bin QIN , Wanzhi CHEN , Fangzhen ZHANG , Chunfang ZHANG , Zhiqiang XU
IPC分类号： H01L33/38 , G09G3/32 , H01L25/075 , H01L33/62
CPC分类号： H01L33/382 , G09G3/32 , H01L25/0753 , H01L33/62 , G09G2300/0819 , G09G2300/0852 , G09G2320/0626 , G09G2330/021
摘要： A light-emitting device includes a first semiconductor layer, a light-emitting functional layer and a second semiconductor layer that are stacked. The first semiconductor layer includes a first semiconductor pattern and a second semiconductor pattern. The light-emitting functional layer includes a first light-emitting pattern and a second light-emitting pattern spaced apart. The second semiconductor layer includes a third semiconductor pattern and a fourth semiconductor pattern spaced apart. Orthographic projections of the first semiconductor pattern, the first light-emitting pattern and the third semiconductor pattern on a reference plane at least partially overlap to form a first light-emitting portion. Orthographic projections of the second semiconductor pattern, the second light-emitting pattern and the fourth semiconductor pattern on the reference plane at least partially overlap to form a second light-emitting portion. The reference plane is parallel to a plane where the first semiconductor layer is located.
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公开(公告)号：US20240282263A1
公开(公告)日：2024-08-22
申请号：US18650738
申请日：2024-04-30
发明人： Weixing LIU , Kuanjun PENG , Bin QIN , Xue DONG , Fangzhen ZHANG , Wanpeng TENG , Tieshi WANG , Wanzhi CHEN , Kai GUO , Chunfang ZHANG
IPC分类号： G09G3/3233 , H01L27/15 , H01L33/06 , H01L33/38
CPC分类号： G09G3/3233 , H01L27/156 , H01L33/06 , H01L33/38 , G09G2300/0426 , G09G2300/0819 , G09G2300/0842 , G09G2310/0262 , G09G2310/08 , G09G2320/0233
摘要： A pixel driving circuit includes a data writing circuit, a light-emitting control circuit, a switching circuit and a light-emitting diode chip. The data writing circuit is electrically connected to a first scanning signal terminal, a data signal terminal and a first node. The light-emitting control circuit is configured to transmit a first voltage signal received at the first voltage signal terminal to a second node. The switching circuit includes switching transistors. The light-emitting diode chip is electrically connected to the second node. The light-emitting diode chip includes light-emitting portions. The light-emitting diode chip is configured to drive the light-emitting portions to emit light in different periods of time respectively or drive at least two light-emitting portions to emit light in a same period of time. At least part of the light-emitting portions are sequentially connected in series through at least one switching transistor.
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公开(公告)号：US20230013848A1
公开(公告)日：2023-01-19
申请号：US17783207
申请日：2021-05-20
发明人： Lubin SHI , Wanpeng TENG , Liang CHEN , Bin QIN , Ke WANG , Jintao PENG , Fangzhen ZHANG , Kuanjun PENG
IPC分类号： H01L27/32
摘要： A display panel has a display region and a fan-out lead region, the fan-out lead region is located within the display region. The display panel comprises a base, a pixel circuit layer, a plurality of fan-out leads disposed between the base and the pixel circuit layer and located in the fan-out lead region, and an electrical field shielding pattern disposed between the pixel circuit layer and a film layer in which the plurality of fan-out leads are located. The pixel circuit layer includes a plurality of pixel circuits, at least one pixel circuit is located in the fan-out lead region. At least one fan-out lead is electrically connected to the pixel circuits. Orthographic projection of active layer patterns of transistors of the pixel circuit located in the fan-out lead region on the base are located within an orthographic projection of the electric field shielding pattern on the base.
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