Patents by Inventor Luke Ding
Luke Ding 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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Patent number: 11930679Abstract: The present disclosure relates to the technical field of display, and discloses an array substrate, a preparation method therefor, and a display device. When dielectric layers, such as a buffer layer, an interlayer dielectric layer, and a gate insulation layer, are formed between a source-drain electrode and a substrate, the thickness of at least one dielectric layer among said dielectric layers underneath a first through hole for connecting a drain electrode and an anode is increased, which is to say that the drain electrode is raised to be further away from the substrate, causing the drain electrode to be closer to a surface of a planarization layer that faces away from the substrate, i.e., reducing the thickness of a portion of the planarization layer above the drain electrode.Type: GrantFiled: May 12, 2020Date of Patent: March 12, 2024Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jingang Fang, Luke Ding, Jun Liu, Bin Zhou, Jun Cheng
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Publication number: 20240078978Abstract: A display substrate including a base substrate and a plurality of pixel units on the base substrate. Each pixel unit includes: a plurality of sub-pixels and at least one scanning line. The plurality of sub-pixels are arranged sequentially in a first direction, each sub-pixels includes a sub-pixel driving circuit and a light-emitting element, and the sub-pixel driving circuit is coupled to the light-emitting element. Each scanning line includes a first scanning conductive layer and a second scanning conductive layer arranged in a laminated manner, the first scanning conductive layer is coupled to the second scanning conductive layer, the first scanning conductive layer includes at least a portion extending in the first direction, and the first scanning conductive layer is coupled to a plurality of sub-pixel driving circuits in the plurality of sub-pixels.Type: ApplicationFiled: August 5, 2022Publication date: March 7, 2024Applicants: HEFEI BOE JOINT TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Can YUAN, Yongqian LI, Zhidong YUAN, Luke DING
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Publication number: 20240049539Abstract: A display substrate, a method for fabricating the same, and a display panel are provided. The display substrate includes: a substrate, and a first conductive layer, at least two insulation layers, and a second conductive layer, the second conductive layer being electrically connected with the first conductive layer through via-holes, and the at least two insulation layers including a first insulation layer in contact with the first conductive layer, wherein the display substrate further includes an assisting alignment structure on the surface of the first insulation layer, and the orthographic projection of the assisting alignment structure surrounds at least part of the edge of the orthographic projection of the first via-hole in the first insulation layer on the substrate, so that the orthographic projection of the first via-hole on the first conductive layer lies within the pattern of the first conductive layer.Type: ApplicationFiled: October 19, 2023Publication date: February 8, 2024Inventors: Jingang FANG, Luke DING, Bin ZHOU, Miao ZHANG
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Publication number: 20240032355Abstract: A display substrate and a display device are provided. The display substrate includes a light emitting element disposed on a base substrate, and an encapsulation layer, a connection layer, a light extraction layer, a polarization conversion layer and a polarization layer stacked sequentially at a light exiting side of the light emitting element. The light extraction layer is configured to convert at least a portion of light emitted by the light emitting element incident onto the light extraction layer into circularly polarized light with a set rotational direction to pass through the light extraction layer. The polarization conversion layer is configured to convert the circularly polarized light passing through the light extraction layer into linearly polarized light, with a polarization direction parallel to a direction of a light transmission axis of the polarization layer; the connection layer is configured to bond the light extraction layer to the encapsulation layer.Type: ApplicationFiled: November 12, 2021Publication date: January 25, 2024Inventors: Luke DING, Yongqian LI
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Publication number: 20230413618Abstract: Disclosed are a display panel, a manufacturing method therefor, and a display apparatus. The display panel comprises: a base substrate (10); a padding layer (20) arranged at one side of the base substrate (10); a thin film transistor structure layer (30) arranged at one side of the base substrate (10); a planar layer (40) arranged at the side of the thin film transistor structure layer (30) away from the base substrate (10); an organic electroluminescent device (50) arranged at the side of the planar layer (40) away from the base substrate (10), the organic electroluminescent device (50) comprising an anode (51), an effective light emission layer (52), and a cathode (53) in a layered arrangement; an auxiliary electrode (60) arranged on the side of the thin film transistor structure layer (30) away from the base substrate (10).Type: ApplicationFiled: December 24, 2020Publication date: December 21, 2023Inventors: Jingang FANG, Luke DING, Jun LIU, Wei LI, Jun CHENG
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Patent number: 11559592Abstract: A sterilization structure, a sterilization board, and a display device are disclosed. The sterilization structure includes an active layer, wherein, one surface of the active layer has an exposed region, and a material of the active layer includes a laser-induced graphene material.Type: GrantFiled: June 17, 2019Date of Patent: January 24, 2023Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Guangyao Li, Luke Ding, Leilei Cheng, Yingbin Hu, Jingang Fang, Ning Liu, Qinghe Wang, Dongfang Wang, Liangchen Yan
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Patent number: 11537016Abstract: A method of manufacturing an array substrate is provided, which comprises: forming a first metal layer and an insulating layer in sequence on a base substrate, the insulating layer covering the first metal layer; forming an etch barrier layer on the insulating layer; etching the etching barrier layer and the insulating layer multiple times, wherein an effective blocking area of the etching barrier layer decreases successively in each etching to form a connection hole penetrating the insulating layer, the connection hole includes a plurality of via holes connected in sequence, and a slope angle of a hole wall of each via hole is smaller than a preset slope angle; and forming a second metal layer, the second metal layer being connected to the first metal layer through the connection hole.Type: GrantFiled: December 13, 2019Date of Patent: December 27, 2022Assignees: HEFEI XINSHENG OPTOFT FCTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Leilei Cheng, Jingang Fang, Luke Ding, Jun Liu, Wei Li, Bin Zhou
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Patent number: 11398507Abstract: An array substrate includes an insulation layer and one or more stepped holes each penetrating through the insulation layer in a direction perpendicular to the insulation layer. Each stepped hole includes a first hole and a second hole under the first hole, a radius of the first hole at a bottom is a first radius, a radius of the second hole at a top is a second radius which is substantially smaller than the first radius, and a difference between the first radius and the second radius is 0.2 ?m to 0.6 ?m.Type: GrantFiled: July 2, 2020Date of Patent: July 26, 2022Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Leilei Cheng, Bin Zhou, Jun Liu, Luke Ding, Qinghe Wang, Yongchao Huang
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Patent number: 11393886Abstract: Provided are a display panel and a manufacturing method thereof and a display device. The display panel includes a substrate and pixel units formed on the substrate, wherein, along a thickness direction of the display panel, at least one of the pixel units includes a driving and light filtering structure and a light emitting element formed at a side of the driving and light filtering structure facing away from the substrate, and wherein the driving and light filtering structure includes a driving part and a light filtering part, and the light filtering part is disposed in an accommodating hole penetrating through an insulating layer in the driving part along the thickness direction.Type: GrantFiled: December 5, 2019Date of Patent: July 19, 2022Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jun Liu, Liangchen Yan, Bin Zhou, Yongchao Huang, Luke Ding, Wei Li, Biao Luo, Xuehai Gui
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Patent number: 11342459Abstract: The disclosure relates to a thin film transistor structure, an array substrate, and a method for manufacturing a thin film transistor structure. The thin-film transistor structure includes a base substrate, a thin film transistor on the base substrate. Wherein the thin film transistor includes an active layer and a source/drain electrode on a side, facing towards the base substrate, of the active layer. Wherein the source/drain electrode has a protrusion protruding from an edge portion of the active layer in a direction parallel to a surface of the base substrate.Type: GrantFiled: June 4, 2019Date of Patent: May 24, 2022Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Luke Ding, Zhanfeng Cao, Jingang Fang, Liangchen Yan, Ce Zhao, Dongfang Wang
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Patent number: 11257955Abstract: The disclosure provides a thin film transistor, an array substrate, and a method for fabricating the same. An embodiment of the disclosure provides a method for fabricating a thin film transistor, the method including: forming a gate, a gate insulation layer, and an active layer above an underlying substrate successively; forming a patterned hydrophobic layer above the active layer, wherein the hydrophobic layer includes first pattern components, and orthographic projections of the first pattern components onto the underlying substrate overlap with a orthographic projection of a channel area at the active layer onto the underlying substrate; and forming a source and a drain above the hydrophobic layer, wherein the source and the drain are located respectively on two sides of a channel area, and in contact with the active layer.Type: GrantFiled: July 3, 2018Date of Patent: February 22, 2022Assignees: BOE Technology Group Co., Ltd., Hefei Xinsheng Optoelectronics Technology Co., Ltd.Inventors: Qinghe Wang, Luke Ding, Leilei Cheng, Jun Bao, Tongshang Su, Dongfang Wang, Guangcai Yuan
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Publication number: 20220020867Abstract: A manufacturing method of a display substrate, a display substrate, and a display device. The manufacturing method includes: forming an active layer; forming a gate insulation film layer, a gate film layer and a photoresist film layer; exposing the photoresist film layer to a light and developing the exposed photoresist film layer until the developed photoresist film layer has a thickness of 1.8-2.2 ?m and a slope angle not less than 70°; over-etching the gate film layer to form a gate electrode, an orthographic projection of the gate electrode being located within a region of an orthographic projection of the developed photoresist film layer; over-etching the gate insulation film layer by a gaseous corrosion method to form a gate insulation layer; peeling off the photoresist film layer remaining on a surface of the gate electrode; and performing a conductive treatment to the active layer.Type: ApplicationFiled: September 30, 2021Publication date: January 20, 2022Inventors: Jun Liu, Luke Ding, Jingang Fang, Bin Zhou, Leilei Cheng, Wei Li
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Patent number: 11189646Abstract: A display substrate, a method for manufacturing the same, and a display device are disclosed. The display substrate includes: a base substrate; and a conductive pattern, a first insulating layer and a conductive layer laminated on the base substrate, wherein the first insulating layer has a plurality of first via holes, and the conductive layer includes a signal line, the signal line being electrically connected to the conductive pattern through the plurality of first via holes. The present disclosure may achieve efficient transmission of signals and ensure the display effect of the display device.Type: GrantFiled: September 24, 2019Date of Patent: November 30, 2021Assignee: BOE Technology Group Co., Ltd.Inventors: Luke Ding, Jingang Fang, Bin Zhou, Ning Liu, Guangyao Li
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Publication number: 20210327987Abstract: A display substrate, a method for manufacturing the same, and a display device are provided. The display substrate includes: a base substrate, and a conductive layer and a passivation layer which are stacked on the base substrate. The display substrate has a peripheral region and a capacitor region, the conductive layer is located in the peripheral region, the conductive layer is used for electrically connecting with an external driving circuit in the display device, a thickness of a part of the passivation layer in the capacitor region is less than a thickness of a part of the passivation layer in the peripheral region, and the capacitor region is provided with a capacitor that charges a pixel unit in the display substrate.Type: ApplicationFiled: May 6, 2019Publication date: October 21, 2021Inventors: Jingang Fang, Jun Cheng, Ce Zhao, Luke Ding, Ning Liu
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Publication number: 20210296406Abstract: The present disclosure relates to the technical field of display, and discloses an array substrate, a preparation method therefor, and a display device. When dielectric layers, such as a buffer layer, an interlayer dielectric layer, and a gate insulation layer, are formed between a source-drain electrode and a substrate, the thickness of at least one dielectric layer among said dielectric layers underneath a first through hole for connecting a drain electrode and an anode is increased, which is to say that the drain electrode is raised to be further away from the substrate, causing the drain electrode to be closer to a surface of a planarization layer that faces away from the substrate, i.e., reducing the thickness of a portion of the planarization layer above the drain electrode.Type: ApplicationFiled: May 12, 2020Publication date: September 23, 2021Inventors: Jingang FANG, Luke DING, Jun LIU, Bin ZHOU, Jun CHENG
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Patent number: 11114469Abstract: The present disclosure is in the field of display technologies, and provides an array substrate including an IGZO film layer, a gate layer, and a gate insulating layer. The gate layer is provided with broken lines at a position thereof overlapping the IGZO film layer to form a first gate line and a second gate line. The gate insulating layer is disposed between the IGZO film layer and the gate layer, and is provided with at least two through holes thereon, in which the first gate line is connected with the IGZO film layer through one of the through holes, and the second gate line is connected with the IGZO film layer through another through hole, thus, connecting the IGZO film layer in series into the gate layer.Type: GrantFiled: April 28, 2019Date of Patent: September 7, 2021Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Bin Zhou, Binbin Cao, Liangchen Yan, Dongfang Wang, Ce Zhao, Luke Ding, Jun Liu
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Patent number: 11075228Abstract: A display substrate, a method for manufacturing the display substrate, and a display device are provided in the present disclosure. The display substrate includes: a substrate; a first insulation layer on the substrate; a first signal line on a side of the first insulation layer distal to the substrate; a second insulation layer covering the first signal line; and a second signal line on a side of the second insulation layer distal to the substrate, the second signal line overlapping with the first signal line at an overlap region. A concave portion is formed in the first insulation layer. At least at the overlap region, the first signal line is in the concave portion.Type: GrantFiled: October 11, 2019Date of Patent: July 27, 2021Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jingang Fang, Luke Ding
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Patent number: 11069725Abstract: A display substrate and a method of preparing the same, and a display device are provided, the method including: providing a substrate; forming a switching thin film transistor precursor and a driving thin film transistor precursor on the substrate, each including a semiconductor layer, a gate insulating material layer and a gate metallic layer stacked sequentially above the substrate; forming a photoresist layer above the switching thin film transistor precursor and the driving thin film transistor precursor, and forming an etching mask from the photoresist layer, a first portion of the etching mask at the switching thin film transistor precursor and a second portion of the etching mask at the driving thin film transistor precursor having different shapes; and forming a switching thin film transistor and a driving thin film transistor, by etching processing the switching thin film transistor precursor and the driving thin film transistor precursor with the etching mask.Type: GrantFiled: April 30, 2019Date of Patent: July 20, 2021Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jun Liu, Luke Ding, Ning Liu, Wei Li, Bin Zhou, Liangchen Yan
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Patent number: 11037801Abstract: A fabrication method of a patterned metal film layer, including: sequentially depositing a first metal layer and a photoresist on a substrate; forming a first patterned photoresist in the photoresist retaining area; etching the first metal layer, and removing a part of the first metal layer having a first thickness and located in an edge area of the photoresist retaining area and in the photoresist removing area, to form a second metal layer; processing the first patterned photoresist to form a second patterned photoresist; etching and removing a part, which is not in contact with the second patterned photoresist, of the second metal layer on the substrate to form a patterned metal film layer.Type: GrantFiled: October 18, 2019Date of Patent: June 15, 2021Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jingang Fang, Luke Ding, Jun Liu, Wei Li, Yang Zhang, Leilei Cheng, Dongfang Wang
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Publication number: 20210167336Abstract: The present disclosure provides a heating device for heating an OLED substrate, comprising: a heating plate, a support, and a temperature controller, the temperature controller is connected with the heating plate and the support respectively, and the temperature controller is used to synchronously heat the heating plate and the support, so that the temperature of the heating plate and the support are substantially the same; wherein the heating plate comprises an receiving portion for accommodating the support, the support is configured to be able to protrude from the heating plate and retract into the heating plate.Type: ApplicationFiled: November 8, 2017Publication date: June 3, 2021Inventors: Bin ZHOU, Guangcai YUAN, Dongfang WANG, Ce ZHAO, Jun CHENG, Luke DING