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公开(公告)号：US20220168888A1
公开(公告)日：2022-06-02
申请号：US17516269
申请日：2021-11-01
Applicant: BOE Technology Group Co., Ltd.
Inventor： Chengfei WANG , Junwei YAN , Guangcai YUAN , Shaodong SUN , Guocai ZHANG , Shihao DONG , Pengcheng DONG
Abstract: The present application relates to a substrate transfer device, comprising a horizontally arranged cross beam, and support beams longitudinally arranged at two ends of the cross beam, wherein a substrate carrier is suspended on the cross beam, the substrate carrier is located between the two support beams, and the substrate carrier is parallel to a plane where the two support beams are located, the substrate carrier comprises two side walls oppositely arranged in a horizontal direction, and each of the support beams is provided with an auxiliary clamping structure for clamping the substrate carrier during transferring of the substrate carrier.
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公开(公告)号：US20190025689A1
公开(公告)日：2019-01-24
申请号：US15993994
申请日：2018-05-31
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Hongtao GUAN , Wenchu DONG , Junwei YAN , Ying ZHANG , Tailiang LI
IPC: G03B21/53
Abstract: The disclosure provides a focusing method of optical machine of projector, a focusing device and an optical machine. The focusing method comprises steps of: detecting deformation amount of lens of an optical machine; and controlling and adjusting a focal length of the lens of the optical machine according to the deformation amount of the lens of the optical machine. In the he focusing method, by detecting the deformation amount of the lens of the optical machine in real time and controlling to adjust the focal length of the lens of the optical machine in real time according to the deformation amount of the lens of the optical machine, the adjustment precision of the focal length of the lens of the optical machine can be greatly improved.
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Patent Agency Ranking
13.发明申请公开(公告)号：US20250113682A1
公开(公告)日：2025-04-03
申请号：US18292588
申请日：2022-11-02
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Chengfei WANG , Junwei YAN , Zhonglin CHEN , Ren ZHOU , Jinxin AN , Ze REN , Guanghui PEI , Dajun WANG
IPC: H10H29/03 , H01L21/66 , H01L21/68 , H01L25/075
Abstract: A multi-coordinate system calibration and equipment alignment method includes: determining a first mapping relationship between a first image pixel coordinate system of an intermediate carrier substrate carrying stage and a world coordinate system; determining a second mapping relationship between a second image pixel coordinate system of a backplane carrying stage and the world coordinate system; determining galvanometer start point coordinates in the world coordinate system; obtaining first template calibration coordinates in the world coordinate system by using the first mapping relationship and the galvanometer start point coordinates; obtaining second template calibration coordinates in the world coordinate system by using the second mapping relationship and the galvanometer start point coordinates; aligning the intermediate carrier substrate based on actual coordinates of the intermediate carrier substrate carrying stage and the first template calibration coordinates; and aligning the backplane based on actual coordinates of the backplane carrying stage and the second template calibration coordinates.
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公开(公告)号：US20220406749A1
公开(公告)日：2022-12-22
申请号：US17638703
申请日：2020-02-28
Applicant: BOE Technology Group Co., Ltd.
Inventor： Zhanfeng CAO , Jiushi WANG , Ke WANG , Guocai ZHANG , Junwei YAN , Yingwei LIU , Haitao HUANG , Guangcai YUAN
IPC: H01L23/00 , H01L33/62 , H01L25/075 , H01L25/16
Abstract: Disclosed are an electrical connection method for an electronic element, and a backlight module, a display panel, and a display apparatus which include an electronic element to which the electrical connection method is applied. The electrical connection method comprises: providing a driving back plane, wherein the driving back plane comprises multiple contact electrodes; forming an anti-oxidation protection film on the contact electrodes; coating a position of the anti-oxidation protection film corresponding to each contact electrode with a binding material; and transferring multiple electronic elements to the positions of the corresponding contact electrodes, binding each electronic element to the corresponding contact electrode, and removing the anti-oxidation protection film at the position of each contact electrode before completing the binding of each electronic element to the corresponding contact electrode.
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公开(公告)号：US20220170173A1
公开(公告)日：2022-06-02
申请号：US17401167
申请日：2021-08-12
Applicant: BOE Technology Group Co., Ltd.
Inventor： Shihao DONG , Junwei YAN , Guocai ZHANG , Chengfei WANG , Shaodong SUN , Pengcheng DONG
Abstract: A substrate carrier includes: a carrier body, wherein the carrier body includes at least one carrying surface, and a first conductive sheet is provided on the carrying surface; a cover plate, wherein the cover plate is a frame structure with a hollow interior, the cover plate is opposite to the carrying surface and is detachably fixed on the carrying surface, the shape of the frame structure matches the shape of a substrate to be coated, the cover plate includes an inner side surface facing the carrying surface, and a second conductive sheet is provided on the inner side surface; an elastic connector is provided between the first conductive sheet and the second conductive sheet, and when the substrate to be coated is fixed on the carrying surface, the second conductive sheet is respectively in electrical communication with the conductive film layer and the first conductive sheet via the elastic connector.
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公开(公告)号：US20220097010A1
公开(公告)日：2022-03-31
申请号：US17409013
申请日：2021-08-23
Applicant: BOE Technology Group Co., Ltd.
Inventor： Shaodong SUN , Junwei YAN , Guangcai YUAN , Guocai ZHANG , Shihao DONG , Lilei ZHANG , Haoran GAO , Wenyue FU , Chengfei WANG , Xiaojie PAN
Abstract: The present disclosure provides a gas-solid separation structure including: a feeding pipeline including a first feeding part, a second feeding part and a first valve disposed between the first and second feeding parts; a discharge pipeline having a first opening and a second opening opposite to each other, the second feeding part extending into the discharge pipeline via the first opening; wherein an exhaust channel is formed between the second feeding part and the discharge pipeline, exhaust holes are formed in a portion of the discharge pipeline opposite to the second feeding part, and the exhaust channel is in communication with the exhaust holes. The present disclosure further provides a feeding device and an electrochemical deposition apparatus. The present disclosure can improve the problem of interference with medicine powder release caused by gases entering the discharge pipeline.
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公开(公告)号：US20180247848A1
公开(公告)日：2018-08-30
申请号：US15730756
申请日：2017-10-12
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Hanbo ZHENG , Li LI , Junwei YAN , Changhai FENG
IPC: H01L21/673 , B25B11/00
CPC classification number: H01L21/67393 , B25B11/005 , H01L21/67383 , H05K2203/0195
Abstract: The present disclosure discloses a vacuum adsorption unit and a vacuum adsorption carrier, wherein the vacuum adsorption unit comprises: a housing defining an air path through-hole therein, the air path through-hole provided with an upper abutting surface and a lower abutting surface; a piston movable provided in the air path through-hole and is located between the upper abutting surface and the lower abutting surface; an outer peripheral wall of the piston is slidably matched with an inner peripheral wall of the air path through-hole; an elastic member having both ends that respectively abut against the housing and the piston, to constantly drive the piston to abut on the upper abutting surface; and a pressure relief passage communicated with the air path through-hole, and is configured to be closed only when the piston moves to abut against the lower abutting surface.
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