Patents by Inventor Chengyong ZHAN
Chengyong ZHAN 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: 11973087Abstract: The present disclosure provides an array substrate and a method of manufacturing the same and a display panel, which belongs to the field of display technologies. The method of manufacturing the array substrate comprises: providing a base substrate; forming a drive circuit layer on the base substrate, wherein the drive circuit layer includes a switching transistor; forming an insulating material layer on one side of the drive circuit layer distal to the base substrate, wherein the insulating material layer has a connection via-hole exposing at least a part region of a drain electrode of the switching transistor; and forming an electrode layer on one side of the insulating material layer distal to the base substrate, wherein a surface of the electrode layer distal to the base substrate has groove structures extending to the connection via-hole. The manufacturing method may avoid the occurrence of poor coating in forming an orientation layer.Type: GrantFiled: September 29, 2020Date of Patent: April 30, 2024Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Wenming Ren, Jinliang Hu, Jian Ma, Chengyong Zhan
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Publication number: 20240053640Abstract: The present disclosure relates to a counter substrate and display panel. The counter substrate includes a base substrate, PS pattern layer and alignment film. A surface of the PS pattern layer away from the base substrate is a support surface, and the PS pattern layer includes: main PSs in a display area and a peripheral barrier wall in a non-display area. The peripheral barrier wall has an elongated-strip shape and has a same length direction as a corresponding display area side, the support surface of the peripheral barrier wall is closer to the base substrate than that of the main PS, and a distance between the support surfaces of the peripheral barrier wall and main PS in a thickness direction is a first distance.Type: ApplicationFiled: October 23, 2023Publication date: February 15, 2024Applicants: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Jian MA, Jinliang HU, Chengyong ZHAN, Wenming REN
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Patent number: 11835826Abstract: The present disclosure relates to a counter substrate and display panel. The counter substrate includes a base substrate, PS pattern layer and alignment film. A surface of the PS pattern layer away from the base substrate is a support surface, and the PS pattern layer includes: main PSs in a display area and a peripheral barrier wall in a non-display area. The peripheral barrier wall has an elongated-strip shape and has a same length direction as a corresponding display area side, the support surface of the peripheral barrier wall is closer to the base substrate than that of the main PS, and a distance between the support surfaces of the peripheral barrier wall and main PS in a thickness direction is a first distance. A ratio between a width of the support surface of the peripheral barrier wall and the first distance is less than 100.Type: GrantFiled: September 29, 2022Date of Patent: December 5, 2023Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jian Ma, Jinliang Hu, Chengyong Zhan, Wenming Ren
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Publication number: 20230103608Abstract: A liquid crystal aligning agent includes polymer(s) from at least one of polyamic acid and group of polyimides by ring closure thereof. The acid includes a first segment structure formed by first dianhydride of formula (I) and first diamine of formula (II) or (III). X1 is an amorphous first soft segment. L is single bond, double bond, divalent or trivalent hydrocarbon group having 1 to 3 Cs. Y1 is single bond, O, NH, S, unsaturated double bond(s), or aliphatic, aromatic, heterocyclic or fused ring. One A1 and one A2, combined with Y1, are each C. Remaining A1s and A2s are each CH, CR or N. Z1 is aliphatic, aromatic, heterocyclic or fused ring. A3s and A4s are each CH, CR or N. Neither of numbers of Ns in the A1s, A2s, A3s and A4s is more than two, R1, R2 and R are each hydrogen or aliphatic hydrocarbon group.Type: ApplicationFiled: August 10, 2021Publication date: April 6, 2023Inventors: Jian MA, Wenming REN, Chengyong ZHAN, Ran ZHANG
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Publication number: 20230023604Abstract: The present disclosure relates to a counter substrate and display panel. The counter substrate includes a base substrate, PS pattern layer and alignment film. A surface of the PS pattern layer away from the base substrate is a support surface, and the PS pattern layer includes: main PSs in a display area and a peripheral barrier wall in a non-display area. The peripheral barrier wall has an elongated-strip shape and has a same length direction as a corresponding display area side, the support surface of the peripheral barrier wall is closer to the base substrate than that of the main PS, and a distance between the support surfaces of the peripheral barrier wall and main PS in a thickness direction is a first distance. A ratio between a width of the support surface of the peripheral barrier wall and the first distance is less than 100.Type: ApplicationFiled: September 29, 2022Publication date: January 26, 2023Applicants: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Jian MA, Jinliang HU, Chengyong ZHAN, Wenming REN
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Patent number: 11500249Abstract: The present disclosure relates to a counter substrate and display panel. The counter substrate includes a base substrate, PS pattern layer and alignment film. A surface of the PS pattern layer away from the base substrate is a support surface, and the PS pattern layer includes: main PSs in a display area and a peripheral barrier wall in a non-display area. The peripheral barrier wall has an elongated-strip shape and has a same length direction as a corresponding display area side, the support surface of the peripheral barrier wall is closer to the base substrate than that of the main PS, and a distance between the support surfaces of the peripheral barrier wall and main PS in a thickness direction is a first distance. A ratio between a width of the support surface of the peripheral barrier wall and the first distance is less than 100.Type: GrantFiled: June 25, 2021Date of Patent: November 15, 2022Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.Inventors: Jian Ma, Jinliang Hu, Chengyong Zhan, Wenming Ren
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Publication number: 20220310670Abstract: The present disclosure provides an array substrate and a method of manufacturing the same and a display panel, which belongs to the field of display technologies. The method of manufacturing the array substrate comprises: providing a base substrate; forming a drive circuit layer on the base substrate, wherein the drive circuit layer includes a switching transistor; forming an insulating material layer on one side of the drive circuit layer distal to the base substrate, wherein the insulating material layer has a connection via-hole exposing at least a part region of a drain electrode of the switching transistor; and forming an electrode layer on one side of the insulating material layer distal to the base substrate, wherein a surface of the electrode layer distal to the base substrate has groove structures extending to the connection via-hole. The manufacturing method may avoid the occurrence of poor coating in forming an orientation layer.Type: ApplicationFiled: September 29, 2020Publication date: September 29, 2022Inventors: Wenming REN, Jinliang HU, Jian MA, Chengyong ZHAN
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Publication number: 20220206329Abstract: The present disclosure relates to a counter substrate and display panel. The counter substrate includes a base substrate, PS pattern layer and alignment film. A surface of the PS pattern layer away from the base substrate is a support surface, and the PS pattern layer includes: main PSs in a display area and a peripheral barrier wall in a non-display area. The peripheral barrier wall has an elongated-strip shape and has a same length direction as a corresponding display area side, the support surface of the peripheral barrier wall is closer to the base substrate than that of the main PS, and a distance between the support surfaces of the peripheral barrier wall and main PS in a thickness direction is a first distance. A ratio between a width of the support surface of the peripheral barrier wall and the first distance is less than 100.Type: ApplicationFiled: June 25, 2021Publication date: June 30, 2022Inventors: Jian MA, Jinliang HU, Chengyong ZHAN, Wenming REN
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Patent number: 11327365Abstract: The present application provides an apparatus for fabricating a display substrate of a liquid crystal display panel. The apparatus includes a support for receiving a mother substrate having a plurality of display substrate units and a photoalignment material layer on the plurality of display substrate units; a plurality of polarizers including a first polarizer having a first light transmission axis, and a second polarizer having a second light transmission axis non-parallel to the first light transmission axis; and a light source for irradiating a light on a first display substrate unit of the plurality of display substrate units through the first polarizer and on a second display substrate unit of the plurality of display substrate units through the second polarizer.Type: GrantFiled: April 4, 2018Date of Patent: May 10, 2022Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Chengyong Zhan, Ting Wan, Jinliang Hu, Wenming Ren
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Publication number: 20210382356Abstract: The present application provides an apparatus for fabricating a display substrate of a liquid crystal display panel. The apparatus includes a support for receiving a mother substrate having a plurality of display substrate units and a photoalignment material layer on the plurality of display substrate units; a plurality of polarizers including a first polarizer having a first light transmission axis, and a second polarizer having a second light transmission axis non-parallel to the first light transmission axis; and a light source for irradiating a light on a first display substrate unit of the plurality of display substrate units through the first polarizer and on a second display substrate unit of the plurality of display substrate units through the second polarizer.Type: ApplicationFiled: April 4, 2018Publication date: December 9, 2021Applicants: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Chengyong Zhan, Ting Wan, Jinliang Hu, Wenming Ren
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Patent number: 10558088Abstract: A display substrate motherboard and a display device are provided. The display substrate motherboard includes a plurality of display regions spaced from each other; an assistant support structure between two adjacent display regions of the plurality of display regions, and a height of the assistant support structure increases gradually from an edge of the assistant support structure towards a central location of the assistant support structure along a predetermined direction.Type: GrantFiled: May 3, 2018Date of Patent: February 11, 2020Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTORNICS TECHNOLOGY CO., LTD.Inventors: Cong Tan, Jian Ma, Wenming Ren, Chengyong Zhan
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Patent number: 10221345Abstract: Disclosed are a sealing adhesive and a method of making the same, and a liquid crystal display device. The sealing adhesive includes a modified epoxy compound obtained by chemical bonding of a piperidine compound with an epoxy compound, wherein the modified epoxy compound contains a nitrogen-hydrogen bond. The method of preparing the above sealing adhesive includes: subjecting a piperidine compound and an epoxy compound to a chemical reaction to obtain a modified epoxy compound; and mixing about 10 to 90 parts by eight of the modified epoxy compound, about 10 to 90 parts by weight of an acrylic resin, about 2 to 5 parts by weight of a filler, about 5 to 10 parts by weight of a heat curing agent and about 3 to 10 parts by weight of a photoinitiator to obtain a sealing adhesive. The liquid crystal display device includes the sealing adhesive described above.Type: GrantFiled: March 30, 2017Date of Patent: March 5, 2019Assignees: BOE Technology Group Co., Ltd., Hefei Xinsheng Optoelectronics Technology Co., Ltd.Inventors: Bo Zhang, Cong Tan, Chengyong Zhan
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Publication number: 20190018290Abstract: A display substrate motherboard and a display device are provided. The display substrate motherboard includes a plurality of display regions spaced from each other; an assistant support structure between two adjacent display regions of the plurality of display regions, and a height of the assistant support structure increases gradually from an edge of the assistant support structure towards a central location of the assistant support structure along a predetermined direction.Type: ApplicationFiled: May 3, 2018Publication date: January 17, 2019Inventors: Cong Tan, Jian Ma, Wenming Ren, Chengyong Zhan
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Patent number: 10139682Abstract: The invention provides a rubbing alignment equipment, which belongs to the field of rubbing alignment technology and can solve the problem of badness of an alignment film during rubbing alignment due to the badness of the existing rubbing cloth. The rubbing alignment equipment of the invention comprises a rubbing roller, which comprises a roll shaft and rubbing cloth wound on the outer surface of the roll shaft, the rubbing cloth is doped with quantum dots, the rubbing alignment equipment further comprises an excitation light source, which can excite the quantum dots to emit light to detect whether the surface of the rubbing cloth has badness or not. The rubbing alignment equipment can well detect whether the rubbing cloth has badness or not.Type: GrantFiled: April 14, 2016Date of Patent: November 27, 2018Assignees: BOE Technology Group Co., LTD., Hefei Xinsheng Optoelectronics Technology Co., LTDInventors: Chengyong Zhan, Kai Wang, Cong Tan, Bo Zhang, Liangliang Jiang
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Publication number: 20180187055Abstract: Disclosed are a sealing adhesive and a method of making the same, and a liquid crystal display device. The sealing adhesive includes a modified epoxy compound obtained by chemical bonding of a piperidine compound with an epoxy compound, wherein the modified epoxy compound contains a nitrogen-hydrogen bond. The method of preparing the above sealing adhesive includes: subjecting a piperidine compound and an epoxy compound to a chemical reaction to obtain a modified epoxy compound; and mixing about 10 to 90 parts by eight of the modified epoxy compound, about 10 to 90 parts by weight of an acrylic resin, about 2 to 5 parts by weight of a filler, about 5 to 10 parts by weight of a heat curing agent and about 3 to 10 parts by weight of a photoinitiator to obtain a sealing adhesive. The liquid crystal display device includes the sealing adhesive described above.Type: ApplicationFiled: March 30, 2017Publication date: July 5, 2018Applicants: BOE Technology Group Co., Ltd., Hefei Xinsheng Optoelectronics Technology Co., Ltd .Inventors: Bo ZHANG, Cong TAN, Chengyong ZHAN
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Publication number: 20180090376Abstract: The present disclosure provides an array substrate and a method of manufacturing the same, a display panel and a display device. The array substrate is provided, on surface(s) of an organic material layer, with a thermally conductive layer, which functions to conduct heat and thus reduce expansion of the organic material, thereby avoiding the bonding force between the organic material layer and a gate insulating layer and a passivation layer from being affected by the expansion of the organic material and avoiding formation of any gap therebetween.Type: ApplicationFiled: July 1, 2016Publication date: March 29, 2018Inventors: Cong Tan, Kai Wang, Bo Zhang, Chengyong Zhan
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Patent number: 9897829Abstract: The present disclosure provides a sealant curing device and a packaging method. The sealant curing device includes a bearing platform on which a display panel is placed, and a light conversion layer arranged on the bearing platform and configured to convert a light beam at a first wavelength into a light beam at a second wavelength. The light beam at the first wavelength is one of a UV light beam and an IR light beam, and the light beam at the second wavelength is the other one of the UV light beam and the IR light beam.Type: GrantFiled: April 21, 2016Date of Patent: February 20, 2018Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Liangliang Jiang, Bo Zhang, Cong Tan, Chengyong Zhan
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Publication number: 20170198220Abstract: The present invention provides an alignment film and a method for manufacturing the same, and a display panel and a display device having the alignment film, which belongs to the technical field of displaying. The present invention can solve the problem of image sticking occurring during displaying of the current display panels. The alignment film of the present invention comprises functional material generated by an alcoholysis reaction between polyimide and a capture monomer, wherein the functional material is used to generate a free radical capable of capturing ionic impurities.Type: ApplicationFiled: August 19, 2016Publication date: July 13, 2017Inventors: Bo ZHANG, Cong TAN, Fangfang LI, Chengyong ZHAN
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Publication number: 20170139244Abstract: This present invention provides a display panel, a method for curing a sealant thereof, and a display apparatus. This display panel comprises a first substrate and a second substrate, which are oppositely provided, and a sealant structure for binding the first substrate and the second substrate, wherein the sealant structure comprises a sealant and a conversion unit, and the conversion unit is used for converting infrared light, which irradiates it when the sealant is being cured, to ultraviolet light. With respect to the display panel provided by the invention, photocuring and thermocuring are achieved with a one-step process by providing a conversion unit in the sealant structure so as to prevent the problems in liquid crystal contamination, puncture, and the like, for the reason that the incompletely pre-cured sealant is prone to become in contact with liquid crystal, when ultraviolet photocuring and thermocuring are performed on a sealant separately.Type: ApplicationFiled: October 15, 2015Publication date: May 18, 2017Inventors: Bo Zhang, Cong Tan, Chengyong Zhan, Fangfang Li, Kai Wang
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Publication number: 20170010490Abstract: The present disclosure provides a display substrate, a display panel and a display device, belongs to the field of display technology, and can solve the problem of zara which is very likely to occur in an existing liquid crystal display panel. The display substrate of the present disclosure includes a display region and a peripheral region surrounding the display region, a sealant is provided on the peripheral region, and a side, close to and/or away from the display region, of the sealant on at least one side of the peripheral region is curved.Type: ApplicationFiled: March 25, 2016Publication date: January 12, 2017Inventors: Fangfang LI, Sangman YUK, Jongwon MOON, Chengyong ZHAN