Patents by Inventor Feng Zhao
Feng Zhao 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: 12134781Abstract: The present invention relates to apparatuses for use in electrophoretic separation of macromolecules and/or cells.Type: GrantFiled: August 24, 2022Date of Patent: November 5, 2024Assignee: Memphasys LimitedInventor: Xing Feng Zhao
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Publication number: 20240358890Abstract: The present invention relates to a mineralized collagen material, a preparation method therefor, and an application thereof. The preparation method comprises: dissolving type I collagen, a calcium source, and acid in a first solvent to obtain a first solution; dissolving alkali and a phosphorus source in a second solvent to obtain a second solution; under the condition that a temperature is less than or equal to 45° C., adding the second solution into the first solution and mixing to obtain a third solution; and placing the third solution in a deionized water solvent or an ethanol solvent for soaking, and removing impurities to obtain a mineralized collagen gel.Type: ApplicationFiled: January 1, 2023Publication date: October 31, 2024Applicant: SHANGHAI TENTH PEOPLE’S HOSPITALInventors: Feng Chen, Yunfei Zhao, Bingqiang Lu, Xinyu Zhao, Shisheng He
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Publication number: 20240364096Abstract: An overtemperature protection circuit used for a switching power supply having a power switch includes a control circuit coupled to the power switch and configured to control, by a control terminal, on and off of the power switch, the control circuit having a sampling terminal for sampling a demagnetization signal of the switching power supply; and a temperature measurement circuit coupled between the control terminal and the sampling terminal. While the power switch is on, the control circuit clamps voltages at the control terminal and the sampling terminal to form a potential difference, thereby performing overtemperature protection of the switching power supply by a change in a current flowing through the temperature measurement circuit. While the power switch is off, a direction of a current flowing through the temperature measurement circuit is unidirectional from the control terminal to the sampling terminal.Type: ApplicationFiled: April 19, 2024Publication date: October 31, 2024Applicant: Diodes IncorporatedInventors: Andong Zhao, Feng Zhao, Zhuquan Gu, Bo Chen, Zheng Ying, Yizhong Xie
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Patent number: 12129603Abstract: A ground rail transfer device includes: a support rail provided on the ground and used for unloading a vertical load of a bogie in a rail vehicle; a guide rail provided on the ground and used for driving the bogie to perform a rail transfer operation; and a transition plate provided on the ground and located between a first rail and a second rail which are different in a gauge; wherein a difference between the top surface height of the transition plate and the top surface height of the first rail is equal to a distance between a wheel rim vertex circle and a wheel tread of the rail vehicle.Type: GrantFiled: September 7, 2018Date of Patent: October 29, 2024Assignee: CRRC TANGSHAN CO., LTD.Inventors: Xiaojun Zhang, Jianke Zheng, Lijun Zhang, Hongjiang Xu, Xiuyu Sun, Feng Zhao, Yongjiang Ma, Xueyi Song, Guangsheng Zheng, Taoguang Hao, Wei Wang
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Patent number: 12130970Abstract: This application discloses a wireless keyboard. The wireless keyboard includes a connection portion. The connection portion includes an accommodating cavity with an opening at an end and used for accommodating an electronic stylus. A wireless charging coil is arranged in the accommodating cavity. A charging interface and a wireless charging control module are arranged in the wireless keyboard. The wireless charging control module is connected to the charging interface and the wireless charging coil. The charging interface can receive a direct current signal. The wireless charging control module can convert, if it is detected that a direct current signal is inputted to the charging interface, the direct current signal into an alternating current signal and transmit the alternating current signal to the wireless charging coil. The wireless charging coil generates an alternating electromagnetic field in response to the alternating current signal, to wirelessly charge the electronic stylus.Type: GrantFiled: January 14, 2022Date of Patent: October 29, 2024Assignee: HONOR DEVICE CO., LTD.Inventors: Yuan Wu, Wei Zhang, Feng Wang, Chao Wang, Lilie Zhao, Wei Tong
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Publication number: 20240356300Abstract: A method of making an optical device. The method comprises providing a semiconductor wafer, providing an array of emitters located on a first side of the wafer and providing one or more optical components on a second, opposite side of the wafer, wherein the or each optical component is arranged to split light from an associated emitter of the array of emitters. The method further comprises emitting light with the associated emitter, receiving light emitted by the associated emitter and transmitted through the optical component on the second side of the wafer, and determining an alignment between the one or more optical components and the array of emitters from the received light.Type: ApplicationFiled: July 19, 2022Publication date: October 24, 2024Inventors: Baiming GUO, Qing WANG, Wei Ting CHEN, Feng ZHAO, Alexander MIGLO, Jichi MA, Guoyang XU
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Publication number: 20240353726Abstract: The present disclosure belongs to the technical field of display, and provides an array substrate, a handwriting tablet, a tablet eraser, a handwriting tablet system and a method for erasing a pattern. The array substrate is provided with a handwriting area, and a peripheral area surrounding the handwriting area. The array substrate includes erasing electrodes, which are arranged in an array, and a driving circuit for driving the erasing electrodes, wherein the driving circuit is configured to load, under the irradiation of preset light, an erasing voltage to the erasing electrodes. The array substrate is further provided with an NFC coil, which is used for sending an NFC signal, wherein a sensing range of the NFC coil covers the handwriting area.Type: ApplicationFiled: November 30, 2021Publication date: October 24, 2024Applicants: Beijing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Xiaojuan WU, Xiuliang WANG, Jiaxing WANG, Yu ZHAO, Jian WANG, Yao BI, Jinshuai DUAN, Yang GE, Zhilong DUAN, Zhiqiang YU, Cuiyu CHEN, Feng LIU, Tianyang HAN
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Publication number: 20240351976Abstract: The present invention relates to a preparation method for a sarcosinate including: step 1, reacting a solution of glyoxylic acid or a glyoxylate with an amine solution to prepare a Schiff base solution; step 2, subjecting the prepared Schiff base solution to a hydrogenation reaction under the condition of a catalyst; and step 3, adjusting a pH value of a solution obtained after the hydrogenation reaction to be alkaline to obtain the sarcosinate. Wherein the pH value of the solution obtained after the hydrogenation reaction in the step 3 is adjusted to be acidic to obtain sarcosine. Wherein a sarcosinate solution obtained in the step 3 is reacted with cyanamide to prepare a sarcosine derivative.Type: ApplicationFiled: September 12, 2023Publication date: October 24, 2024Inventors: Yong Chen, Xiquan Fang, Shaobo Li, Wei Zhou, Feng Liu, Xiang Li, Weihao Wu, Wei Zhou, Mingjiao Zhao, Na Luo
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Publication number: 20240353640Abstract: The present application provides an all-dry optical fiber ribbon cable, including an optical unit, a first buffer layer, a first waterproof layer, a loose tube, a second waterproof layer, an armor layer, and a protective layer; where the optical unit includes a plurality of fiber ribbons; the first buffer layer, the first waterproof layer, the loose tube, the second waterproof layer, the armor layer, and the protective layer are sequentially sleeved over the plurality of fiber ribbons. The first buffer layer is a high elastic polymer material layer, and a Shore hardness of the first buffer layer is 45HA-85HA, a tensile strength of the first buffer layer is greater than or equal to 10 MPA, a breaking elongation of first buffer layer is 200%-600%, and a compression permanent deformation rate of the first buffer layer is less than or equal to 30%.Type: ApplicationFiled: June 26, 2024Publication date: October 24, 2024Applicant: Jiangsu Zhongtian Technology Co., Ltd.Inventors: Jing ZHAO, Jianqiu XU, Pengyu ZHU, Weiwei MIAO, Xiaoming MIAO, Huihui QIAN, Feng TAN, Xiaohua MIAO
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Publication number: 20240347550Abstract: A method for preparing a driving backplane includes: providing a base substrate, forming a connecting layer on a side of the base substrate; forming an insulating layer group on a side of the connecting layer away from the base substrate, forming a first via hole by patterning the insulating layer group; forming inducing particles on a side of the insulating layer group away from the base substrate; forming a doped amorphous silicon layer on a side of the inducing particles away from the base substrate, forming a first conductor part by the doped amorphous silicon layer formed in the first via hole, forming a raw material part by patterning the doped amorphous silicon layer; and forming a first channel part by causing the inducing particles to induce the raw material part, wherein the first channel part is connected to the first conductor part.Type: ApplicationFiled: June 27, 2024Publication date: October 17, 2024Applicant: BOE Technology Group Co., Ltd.Inventors: Yang LV, Feng GUAN, Jianhua DU, Meng ZHAO, Hao WU, Chaolu WANG
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Publication number: 20240347541Abstract: A driving backplane, a display device and preparation methods therefor are provided. The method includes: providing a base substrate with first, second surfaces and a side surface connected therebetween; forming a flexible film layer on the first surface, and patterning the flexible film layer to form a first opening portion including first, second and third parts sequentially connected; bending partial flexible film layer to the second surface, such that first, second and third parts are opposite to the first, side and second surfaces; forming a conductive layer on a side of the flexible film layer away from the base substrate by using the flexible film layer as a mask, the conductive layer being formed in at least a part of the first opening portion to form a conductive strip; and at least removing the flexible film layer and the conductive layer around the conductive strip.Type: ApplicationFiled: June 21, 2024Publication date: October 17, 2024Applicant: BOE Technology Group Co., Ltd.Inventors: Jianhua DU, Jinxiang XUE, Xinhong LU, Yingwei LIU, Meng ZHAO, Hao WU, Feng GUAN, Yang LV, Chaolu WANG
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Publication number: 20240343972Abstract: The present invention provides a metal platinum complex, an organic optoelectronic device, and a display or lighting apparatus. A new 6/5/7 metal fused-ring structure is developed by using 8-phenylquinoline structure and a derivative thereof, and benzo five-membered heterocycles and a phenoxy oxygen tetradentate ligand, to obtain a new class of tetradentate cyclometalated platinum complex phosphor material.Type: ApplicationFiled: June 14, 2024Publication date: October 17, 2024Applicants: ZHEJIANG UNIVERSITY OF TECHNOLOGY, ZHEJIANG HUAXIAN PHOTOELECTRICITY TECHNOLOGY CO., LTDInventors: Guijie LI, Yuanbin SHE, Feng ZHAN, Xiaoyu ZHAO
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Publication number: 20240344280Abstract: A segmental precast composite-material composite-slab composite beam and a construction method thereof are provided, relating to the technical field of bridge design and construction. The segmental precast composite-material composite-slab composite beam mainly includes a segmental precast orthotropic composite top slab, a web, a bottom slab, and a wet joint between segments. The orthotropic composite top slab is composed of an orthotropic slab and an ultra-high-performance concrete layer (UHPC), and the interface connection of the orthotropic slab and the UHPC structural layer is achieved by a shear key. The UHPC structural layer is superposed with the orthotropic slab in segments in a precast plant to form a composite-slab composite beam segment to be entirely transported, hoisted and assembled, and the connection of the UHPC structural layers between the segments is achieved by casting a transverse wet joint in place.Type: ApplicationFiled: April 11, 2023Publication date: October 17, 2024Inventors: Jianhui ZHAN, Yan YANG, Yuan LIAO, Zhi FANG, Zhixiong LAN, Ying CHANG, Wangxing DING, Feng SHEN, Zhaohui LIU, Shoufeng TANG, Ming ZHANG, Xingyu TAN, Jinxia ZHAO, Shan PEI, Jing LIU, Zuowei QIN, Bo YAO, Wuzhou HU, Qifen WEI, Xingzhi CHEN, Xiaoqing LIU, Chenliang TAO, Wei JIANG
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Patent number: 12116525Abstract: In accordance with one or more embodiments of the present disclosure, a low-density treatment fluid includes a base water-control system and at least one light-weight filler material. The base water-control system may include an inorganic material system comprising an aqueous colloidal silica and a water-soluble chemical activator for gelling the colloidal silica, or the base water-control system may include an organic material system comprising of polymeric material. The low-density treatment fluid may have a density of from 0.1 g/cm3 to 0.75 g/cm3. Also described are methods of recovering a target fluid from a subterranean cavity using such a low-density treatment fluid.Type: GrantFiled: June 28, 2021Date of Patent: October 15, 2024Assignee: Saudi Arabian Oil CompanyInventors: Weishu Zhao, Jin Huang, Feng Liang, Wengang Li
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Publication number: 20240340365Abstract: The rotation shaft structure includes a main shaft assembly, and two folding assemblies that are symmetrically disposed with respect to the main shaft assembly. The two folding assemblies may rotate toward or against each other relative to the main shaft assembly. When the folding assembly is specifically disposed, the folding assembly includes a rotation assembly, a support plate, and a housing mounting bracket. The rotation assembly is rotationally connected to the main shaft assembly. The support plate is rotationally connected to the housing mounting bracket and slidably connected to the rotation assembly.Type: ApplicationFiled: June 18, 2024Publication date: October 10, 2024Inventors: Changliang LIAO, Weifeng WU, Li LIAO, Kenji NAGAI, Ding ZHONG, Qiao DENG, Tao HUANG, Qiang ZHAN, Haiqiang TIAN, Yuehua HU, Feng ZHAO, Gang WANG, Bo HUANG, Zhixiao XU, Shangyun WANG
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Patent number: 12112673Abstract: The present disclosure provides a display panel and a display device. The display panel includes p pixel unit groups, and each of the p pixel unit groups includes q rows of pixel units, both p and q being integers greater than or equal to 2. Pixel units in a same group are simultaneously supplied with a gate scan signal by a same shift register, and pixel units in a same group and in a same column are supplied with data voltage signals through different data lines, respectively.Type: GrantFiled: June 10, 2021Date of Patent: October 8, 2024Assignees: Beijing BOE Display Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Chongyang Zhao, Yingmeng Miao, Zhihua Sun, Feng Qu, Xiaochun Xu
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Publication number: 20240333246Abstract: An antenna impedance matching design circuit includes a load circuit, a filter circuit and a matching circuit which are connected to each other. The load circuit is connected to one end of the filter circuit for connecting a near field communication chip, and the matching circuit includes a plurality of capacitors.Type: ApplicationFiled: March 23, 2022Publication date: October 3, 2024Applicants: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Yujie LIU, Xiuyun CHEN, Feng LONG, Dapeng LIANG, Shuwei GUO, Zixuan BAI, Jing ZHAO, Meng SHI, Chao HUANG, Yeyu FENG
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Patent number: 12106485Abstract: The embodiments of the present disclosure disclose an edge-guided human eye image analyzing method. A specific implementation of this method comprises: collect a human eye image as an image to be detected; obtain a human eye detection contour map; obtain a semantic segmentation detection map and an initial human eye image detection fitting parameter; performing an iterative search on the initial human eye image detection fitting parameter to determine a target human eye image detection fitting parameter; sending the semantic segmentation detection map and the target human eye image detection fitting parameter as image analyzing results to a display terminal for display. This implementation improves the accuracy at the boundary dividing the pupil-iris area, and increases the structural integrity of the ellipse resulted from dividing the pupil-iris area. In addition, the iterative search can achieve a more accurate ellipse parameter fitting result.Type: GrantFiled: April 26, 2022Date of Patent: October 1, 2024Assignee: Beihang UniversityInventors: Feng Lu, Yuxin Zhao, Zhimin Wang, Qinping Zhao
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Patent number: D1044493Type: GrantFiled: April 20, 2021Date of Patent: October 1, 2024Assignees: HONGFUJIN PRECISION ELECTRONICS (ZHENGZHOU) CO., LTD., HON HAI PRECISION INDUSTRY CO., LTD.Inventors: Eddy Liu, Jun Yan, Chih-Yuan Cheng, Wei-Da Yang, Jun Chen, Er-Wei Chen, Xiao-Ming Lv, Qi Feng, Shu-Fa Jiang, Zhe-Qi Zhao, Hsin-Ta Lin, Han Yang, Jun-Hui Zhang
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Patent number: D1045595Type: GrantFiled: April 20, 2021Date of Patent: October 8, 2024Assignees: HONGFUJIN PRECISION ELECTRONICS (ZHENGZHOU) CO., LTD., HON HAI PRECISION INDUSTRY CO., LTD.Inventors: Eddy Liu, Jun Yan, Chih-Yuan Cheng, Wei-Da Yang, Jun Chen, Er-Wei Chen, Xiao-Ming Lv, Qi Feng, Shu-Fa Jiang, Zhe-Qi Zhao, Hsin-Ta Lin, Han Yang, Jun-Hui Zhang