Patents by Inventor Liping LEI
Liping LEI has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Display panel having support structures being formed in via holes of the interlayer insulating layer
Patent number: 12276890Abstract: At least one embodiment of the present disclosure provides a display panel, and the display panel includes: a first substrate and a second substrate oppositely combined with each other, the first substrate includes a base substrate, and a gate line, a first electrode, a first interlayer insulating layer, and second electrode on the base substrate; the first interlayer insulating layer includes a first via hole penetrating through the first interlayer insulating layer, the second electrode is electrically connected to the first electrode the first via hole, first support structure is provided in a region corresponding to the first via hole and on a side of the second electrode away from the base substrate; at least a part of the first support structure is located in the first via hole, an orthographic projection of the first via hole overlaps with an orthographic projection of the gate line on the base substrate.Type: GrantFiled: March 30, 2022Date of Patent: April 15, 2025Assignee: BOE Technology Group Co., Ltd.Inventors: Binbin Tong, Lizhong Wang, Jianbo Xian, Liping Lei, Chunping Long, Yunping Di, Ce Ning -
Publication number: 20250113541Abstract: An oxide thin film transistor, a preparation method thereof, and an electronic device are provided. The oxide thin film transistor includes a base substrate, a gate electrode and a metal oxide semiconductor layer, a gate insulation layer arranged between the metal oxide semiconductor layer and the gate electrode; the gate insulation layer includes a silicon oxide insulation layer and a silicon nitride layer, the silicon nitride layer adopts a single-layer structure or include a plurality of silicon nitride sublayers which are sequentially stacked, the silicon oxide insulation layer is between the silicon nitride layer and the metal oxide semiconductor layer; at least a part of a region in the silicon nitride layer satisfies that the percentage content of Si—H bonds in the sum of Si—N bonds, N—H bonds and Si—H bonds is not more than 7.Type: ApplicationFiled: August 24, 2022Publication date: April 3, 2025Inventors: Lizhong WANG, Guangcai YUAN, Ce NING, Hehe HU, Nianqi YAO, Dapeng XUE, Shuilang DONG, Liping LEI, Dongfang WANG, Zhengliang LI
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Publication number: 20250085814Abstract: The embodiments of the present disclosure provide a display device, the display device comprising a display module and an infrared touch control assembly, wherein a display surface of the display module is in the shape of a rectangle with an edge extending in a first direction and an edge extending in a second direction, the first direction and the second direction being perpendicular to each other; the infrared touch control assembly comprises an infrared emitting frame and an infrared receiving frame which are arranged oppositely and extend in the first direction; a plurality of infrared emitting units are fixed in the infrared emitting frame; a plurality of infrared receiving units are fixed in the infrared receiving frame; and an orthographic projection of a light-emitting surface of the infrared emitting frame in the display module is positioned in an area outside a display area of the display module.Type: ApplicationFiled: November 22, 2024Publication date: March 13, 2025Inventors: Yangyang ZHANG, Yongda MA, Liping LEI, Honglei ZHANG
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Publication number: 20250089303Abstract: A thin film transistor, a shift register unit, a gate driving circuit and a display panel are provided. The M source branches and the N drain branches extend along a first direction and are arranged at intervals; in each of the P source-drain units, the M source branches and the N drain branches are alternately arranged, and M is greater than or equal to N; a semiconductor layer includes sub-channel regions between one drain branch and one source branch adjacent to each other; a sum of widths of the sub-channel regions of the P source-drain units in the first direction is W, and an average length of the sub-channel regions of the P source-drain units in a direction perpendicular to the first direction is L; 12?W/L?400, P, M and N are integers greater than or equal to 1, and P×N?4.Type: ApplicationFiled: June 30, 2022Publication date: March 13, 2025Applicant: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Lizhong WANG, Guangcai YUAN, Ce NING, Hehe HU, Nianqi YAO, Dongfang WANG, Zhengliang LI, Liping LEI, Chen XU
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Patent number: 12235558Abstract: Provided is a substrate. The substrate includes a base substrate; and a plurality of sub-pixel structures arranged in an array on the base substrate, wherein the sub-pixel structure comprises: a thin film transistor disposed on the base substrate, the thin film transistor comprising a source and a drain; an insulating layer disposed on a side of the thin film transistor distal from the base substrate, a first via hole being formed in the insulating layer; a pixel electrode disposed on a side of the insulating layer distal from the base substrate, the pixel electrode being electrically connected to either the source or the drain through the first via hole; and a filling block disposed at the first via hole.Type: GrantFiled: March 31, 2022Date of Patent: February 25, 2025Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yunping Di, Lizhong Wang, Ce Ning, Binbin Tong, Liping Lei, Jianbo Xian
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Patent number: 12236071Abstract: Provided are an intelligent interaction device and method, and a non-transitory computer readable storage medium. The method includes: displaying, on a touch screen, a current window of a multimedia file in a playing state; displaying, in response to an instruction from a user for zooming the current window, a zoomed window of the current window at a first predetermined position of the current window, the zoomed window being smaller than the current window; and displaying, in response to an annotation operation performed by the user for the zoomed window, an annotation in the zoomed window, and updating the current window by displaying the annotation in the current window.Type: GrantFiled: May 17, 2021Date of Patent: February 25, 2025Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Liping Lei, Honglei Zhang, Wenchu Dong
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Publication number: 20250040247Abstract: The present disclosure provides a display substrate, a method for manufacturing the display substrate and a display panel. The display substrate includes: a first semiconductor layer on a base substrate, where an active layer of the first thin film transistor is in the first semiconductor layer, and the active layer of the first thin film transistor at least comprises a channel region and a drain contact region; an interlayer insulation layer on a side of the first semiconductor layer away from the base substrate; and a first conductive layer on a side of the interlayer insulation layer away from the first semiconductor layer, wherein the pixel electrode is located in the first conductive layer, and the pixel electrode in the pixel unit is directly and electrically connected to the drain contact region of the active layer of the first thin film transistor through a through hole.Type: ApplicationFiled: March 31, 2022Publication date: January 30, 2025Inventors: Lizhong WANG, Ce NING, Tianmin ZHOU, Jinchao ZHANG, Liping LEI
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Publication number: 20250015092Abstract: Provided is an array substrate. The array substrate includes a display region and a non-display region located at a periphery of the display region, wherein the array substrate includes a substrate; a first transistor and a second transistor that are disposed on the substrate, wherein the first transistor is disposed in the display region, and the second transistor is disposed in the non-display region; and a data line and a pixel electrode that are disposed in the display region, wherein the data line is disposed on a side of the first active layer close to the substrate and is lapped with the first active layer, and the pixel electrode is disposed on a side of the first gate facing away from the substrate and is lapped with the first active layer.Type: ApplicationFiled: September 26, 2022Publication date: January 9, 2025Applicant: BOE Technology Group Co., Ltd.Inventors: Lizhong WANG, Guangcai YUAN, Ce NING, Dongfang WANG, Liping LEI
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Patent number: 12189904Abstract: The embodiments of the present disclosure provide a display device, the display device comprising a display module and an infrared touch control assembly, wherein a display surface of the display module is in the shape of a rectangle with an edge extending in a first direction and an edge extending in a second direction, the first direction and the second direction being perpendicular to each other; the infrared touch control assembly comprises an infrared emitting frame and an infrared receiving frame which are arranged oppositely and extend in the first direction; a plurality of infrared emitting units are fixed in the infrared emitting frame; a plurality of infrared receiving units are fixed in the infrared receiving frame; and an orthographic projection of a light-emitting surface of the infrared emitting frame in the display module is positioned in an area outside a display area of the display module.Type: GrantFiled: October 22, 2021Date of Patent: January 7, 2025Assignee: BOE Technology Group Co., Ltd.Inventors: Yangyang Zhang, Yongda Ma, Liping Lei, Honglei Zhang
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Patent number: 12167160Abstract: Provided is a method for implementing a video conference. The method includes: acquiring layout information of a conference picture of the video conference, wherein the layout information comprises: information of at least two conferee regions in the conference picture, and information of corresponding relationships between the at least two conferee regions and at least two terminals involved in the video conference; sending the information of the corresponding conferee regions to the at least two terminals; receiving conferee multimedia data provided by the at least two terminals based on the information of the corresponding conferee regions; acquiring conference video data based on the conferee multimedia data; and sending the conference video data to the at least two terminals.Type: GrantFiled: October 30, 2020Date of Patent: December 10, 2024Assignee: BEIJING BOE TECHNOLOGY DEVELPOMENT CO., LTD.Inventors: Lirong Xu, Xiaoqin Guo, Honglei Zhang, Yangyang Zhang, Liping Lei, Wenchu Dong
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Publication number: 20240386864Abstract: A display substrate and a display panel are provided, the display substrate includes a first gate driver circuit and a second gate driver circuit that are respectively arranged on a first side and a second side of a display region opposite to each other; the first gate driver circuit includes a plurality of first shift register units arranged in a first direction, each first shift register unit includes a first thin film transistor including a first active layer, the first active layer includes a metal oxide semiconductor material; the second gate driver circuit includes a plurality of second shift register units arranged in the first direction, each second shift register unit includes a second thin film transistor having the same function as the first thin film transistor, and the second thin film transistor includes a second active layer, the second active layer includes a metal oxide semiconductor material.Type: ApplicationFiled: July 30, 2024Publication date: November 21, 2024Applicant: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Lizhong WANG, Guangcai YUAN, Ce NING, Hehe HU, Nianqi YAO, Xin XIE, Yifang HUANG, Liping LEI, Chen XU
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Publication number: 20240332425Abstract: The present disclosure provides a metal oxide thin film transistor, a semiconductor device and a display device, belongs to the field of display technology, and can solve a problem that current metal oxide thin film transistors have a poor stability. The metal oxide thin film transistor of the present disclosure includes a substrate and a first metal oxide semiconductor layer on the substrate; a material of the first metal oxide semiconductor layer includes a metal oxide doped with a first metal element, an electronegativity difference value between the first metal element and an oxygen element is greater than or equal to an electronegativity difference value between a metal element in the metal oxide and the oxygen element.Type: ApplicationFiled: March 30, 2022Publication date: October 3, 2024Inventors: Jiayu HE, Fangqing WEN, Ce NING, Hehe HU, Nianqi YAO, Kun ZHAO, Zhengliang LI, Jie HUANG, Feifei LI, Yan QU, Liping LEI
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Patent number: 12106728Abstract: A display substrate and a display panel are provided, the display substrate includes a first gate driver circuit and a second gate driver circuit that are respectively arranged on a first side and a second side of a display region; the first gate driver circuit includes a plurality of first shift register units arranged in a first direction, each first shift register unit includes a first thin film transistor; the second gate driver circuit includes a plurality of second shift register units arranged in the first direction, each second shift register unit includes a second thin film transistor having the same function as the first thin film transistor; an average turn-on current of at least one first thin film transistor is Ion1, and an average turn-on current of at least one second thin film transistor is Ion2, Ion1>Ion2.Type: GrantFiled: August 31, 2021Date of Patent: October 1, 2024Assignee: BOE Technology Group Co., Ltd.Inventors: Lizhong Wang, Guangcai Yuan, Ce Ning, Hehe Hu, Nianqi Yao, Xin Xie, Yifang Huang, Liping Lei, Chen Xu
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Publication number: 20240304698Abstract: There is provided a metal oxide thin film transistor, including: a substrate and a metal oxide semiconductor layer on the substrate; a gate and a gate insulating layer between the substrate and the metal oxide semiconductor layer; the gate insulating layer includes a first silicon nitride layer, a second silicon nitride layer and a first silicon oxide layer which are stacked; the first silicon oxide layer is in contact with the metal oxide semiconductor layer, and two surfaces of the second silicon nitride layer are in contact with the first silicon nitride layer and the first silicon oxide layer, respectively; a content of hydrogen atoms of at least a partial region of the second silicon nitride layer is less than 30% of a content of hydrogen atoms of at least a partial region of the first silicon nitride layer. An array substrate and a display device are further provided.Type: ApplicationFiled: March 30, 2022Publication date: September 12, 2024Inventors: Jiayu HE, Yan QU, Liping LEI, Ce NING, Zhengliang LI, Hehe HU, Jie HUANG, Nianqi YAO, Kun ZHAO, Feifei LI
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Publication number: 20240297255Abstract: The present disclosure provides a thin film transistor, a method for manufacturing the thin film transistor, an array substrate and a display panel. The thin film transistor includes: a substrate; and a gate electrode, a gate insulating layer, an active layer, a source electrode and a drain electrode on the substrate, wherein the active layer includes a first semiconductor layer and a second semiconductor layer sequentially arranged in a direction perpendicular to the substrate, the second semiconductor layer is arranged on a side of the first semiconductor layer away from the gate electrode; an absolute value of a difference between conduction band minimums of a first oxide material and a second oxide material is greater than 0.2 eV.Type: ApplicationFiled: November 29, 2021Publication date: September 5, 2024Inventors: Jie HUANG, Ce NING, Zhengliang LI, Hehe HU, Jiayu HE, Nianqi YAO, Kun ZHAO, Feifei LI, Liping LEI
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Publication number: 20240297243Abstract: A tunneling field effect transistor includes a gate electrode, a tunneling field active layer, a first electrode, and a second electrode disposed on a base substrate; the tunneling field active layer includes a first-type active layer and a second-type active layer that are stacked, wherein the first-type active layer includes a first-type channel region and a first source-drain region, the second-type active layer includes a second-type channel region and a second source-drain region, an orthographic projection of the first-type channel region on the base substrate is completely overlapped with an orthographic projection of the second-type channel region on the base substrate, the first source-drain region is located at a side of the tunneling field active layer and is connected with the first electrode.Type: ApplicationFiled: May 27, 2022Publication date: September 5, 2024Inventors: Jiayu HE, Yan QU, Ce NING, Hehe HU, Zhengliang LI, Nianqi YAO, Jie HUANG, Kun ZHAO, Feifei LI, Liping LEI
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Publication number: 20240272497Abstract: At least one embodiment of the present disclosure provides a display panel, and the display panel includes: a first substrate and a second substrate oppositely combined with each other, the first substrate includes a base substrate, and a gate line, a first electrode, a first interlayer insulating layer, and second electrode on the base substrate; the first interlayer insulating layer includes a first via hole penetrating through the first interlayer insulating layer, the second electrode is electrically connected to the first electrode the first via hole, first support structure is provided in a region corresponding to the first via hole and on a side of the second electrode away from the base substrate; at least a part of the first support structure is located in the first via hole, an orthographic projection of the first via hole overlaps with an orthographic projection of the gate line on the base substrate.Type: ApplicationFiled: March 30, 2022Publication date: August 15, 2024Applicant: BOE Technology Group Co., Ltd.Inventors: Binbin Tong, Lizhong Wang, Jianbo Xian, Liping Lei, Chunping Long, Yunping Di, Ce Ning
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Publication number: 20240264497Abstract: A display substrate includes: a base substrate including a display area and a frame area on at least one side of the display area; a first transistor in the frame area including a first active layer; a second transistor in the display area including a second active layer at a side of the first active layer facing away from the base substrate, the second active layer including a first channel region; and a light shielding layer in the display area. The light shielding layer contains the same element as the first active layer. A material of the light shielding layer can absorb at least part of ultraviolet light and transmit part of visible light. An orthogonal projection of the light shielding layer on the base substrate covers an orthogonal projection of the first channel region on the base substrate.Type: ApplicationFiled: June 23, 2022Publication date: August 8, 2024Inventors: Lizhong WANG, Yunping DI, Jinchao ZHANG, Rui HUANG, Liping LEI
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Publication number: 20240266355Abstract: A display substrate and a display device are provided. The display substrate includes: a base substrate, and a low temperature poly-silicon thin film transistor and a metal oxide thin film transistor on the base substrate; the low temperature poly-silicon thin film transistor includes: a low temperature poly-silicon semiconductor layer, a first gate insulating layer, a first gate electrode, a first interlayer insulating layer, a first source electrode, and a first drain electrode; the metal oxide thin film transistor includes: a metal oxide semiconductor layer, a second gate insulating layer, a second gate electrode, a second interlayer insulating layer, a passivation layer, a second source electrode, and a second drain electrode; the second source electrode is on a side of the metal oxide semiconductor layer close to the base substrate; and the second drain electrode is on a side of the metal oxide semiconductor layer away from the base substrate.Type: ApplicationFiled: March 23, 2022Publication date: August 8, 2024Inventors: Lizhong WANG, Ce NING, Wei YANG, Tianmin ZHOU, Liping LEI
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Publication number: 20240255820Abstract: Provided is a substrate. The substrate includes a base substrate; and a plurality of sub-pixel structures arranged in an array on the base substrate, wherein the sub-pixel structure comprises: a thin film transistor disposed on the base substrate, the thin film transistor comprising a source and a drain; an insulating layer disposed on a side of the thin film transistor distal from the base substrate, a first via hole being formed in the insulating layer; a pixel electrode disposed on a side of the insulating layer distal from the base substrate, the pixel electrode being electrically connected to either the source or the drain through the first via hole; and a filling block disposed at the first via hole.Type: ApplicationFiled: March 31, 2022Publication date: August 1, 2024Applicant: BOE Technology Group Co., Ltd.Inventors: Yunping DI, Lizhong WANG, Ce NING, Binbin TONG, Liping LEI, Jianbo XIAN