Patents by Inventor Hao Fan
Hao Fan 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: 12004410Abstract: An optical system includes a light source, an optical film curved about a first axis, and a light control film curved about the first axis and disposed between the light source and the optical film. The optical film includes a microstructured first major surface and an opposing second major surface. The microstructured first major surface defines a linear Fresnel lens including a plurality of Fresnel elements extending longitudinally along the first axis. The first major surface of the optical film faces the light control film. The light control film includes a plurality of alternating optically transmissive and optically absorptive regions extending longitudinally along the first axis such that in a cross-section orthogonal to the first axis, for at least a majority of the optically transmissive regions, a centerline between adjacent optically absorptive regions is substantially normal to a major surface of the light control film.Type: GrantFiled: October 29, 2020Date of Patent: June 4, 2024Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventors: Tao Liu, Gary T. Boyd, Daniel J. Schmidt, Caleb T. Nelson, Owen M. Anderson, Tri D. Pham, Encai Hao, Shu-Ching Fan
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Publication number: 20240175900Abstract: A probe head includes a probe seat, and vertical probes each having a head portion including a head portion installation section with a first width, and a probe tip section including a probe tip contact part with a second width smaller than the first width and a probe tip gradually narrowing part which is located between the head portion installation section and the probe tip contact part, gradually narrows from the first width to the second width, and has a first length smaller than a second length of the probe tip contact part. The head portion installation section protrudes out of a lower surface of the probe seat for a length smaller than the sum of the first and second lengths. The vertical probe is great in current withstanding capability, structural strength and life time, and meets the requirement of probing tiny electrically conductive contacts.Type: ApplicationFiled: November 24, 2023Publication date: May 30, 2024Applicant: MPI CORPORATIONInventors: CHIN-YI LIN, TZU-YANG CHEN, TZU-HAO CHIEN, CHAO-SHUN WANG, LI-MING FAN
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Publication number: 20240166533Abstract: A high-nickel ternary core-shell precursor for a lithium battery, a positive electrode material and a preparation method therefor. The chemical structural formula of the precursor is zNi(C4H7N2O2)2—Nix-zM1yM21-x-y(OH)2, wherein M1 and M2 are two of cobalt, aluminum, and manganese. The preparation method comprises: pumping a prepared metal salt solution, a dimethylglyoxime-ammonia water composite solution, and an ammonia water solution into a reaction kettle, maintaining the pH of a reaction system, and controlling the reaction time to obtain a sphere-like precursor inner core with a structural formula of Ni(C4H7N2O2)2; pumping the metal salt solution and the ammonia water solution, stopping pumping the dimethylglyoxime-ammonia water composite solution, pumping a sodium hydroxide solution to obtain a sphere-like core-shell precursor, washing, drying, sieving and deironing the precursor, mixing with a lithium source, and calcining to prepare the positive electrode material.Type: ApplicationFiled: August 18, 2022Publication date: May 23, 2024Applicant: JINGMEN GEM CO., LTD.Inventors: Kaihua XU, Kun ZHANG, Dongming JIA, Cong LI, Xing YANG, Xiaofei XUE, Liangjiao FAN, Xiaofei CHEN, Xueqian LI, Xiaoshuai ZHU, Hao LV, Wenfang YUAN, Ding WANG, Xianjin YUE
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Patent number: 11983911Abstract: Provided is a method and a system for transmitting information. The method is applicable to a processing device, and includes: acquiring a target image of a display device; determining a target area in the target image; and sending display information to the display device, wherein the display information includes information of the target area; wherein the target area is a partial pixel area of the target image, the target area includes pixels with transparencies less than 1, and transparencies of the pixels outside the target area in the target image are all 1.Type: GrantFiled: October 28, 2021Date of Patent: May 14, 2024Assignees: Beijing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Jinghua Miao, Hao Zhang, Lili Chen, Wenyu Li, Qingwen Fan, Xuefeng Wang, Yufan Du
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Hot bed deformation tolerance structure for large-sized continuous fiber high-temperature 3D printer
Patent number: 11969943Abstract: A hot bed deformation tolerance structure for a large-sized continuous fiber high-temperature 3D printer is provided. Size changes caused by thermal expansion of a hot bed are compensated through motion coordination of a secured hot bed support assembly and a motion device, especially for an aluminum alloy material. A Z-direction motion structure of this structure is fixedly mounted with a frame and works at room temperature. A compensation motion module is fixedly mounted with a Z axis and incompletely secured with the hot bed support assembly, and works at room temperature with the Z axis. The hot bed support assembly is incompletely secured and partially in a high-temperature chamber, with a maximum working temperature of 300° C. The hot bed support assembly retains motion redundancy in a direction of thermal expansion deformation, tolerates thermal deformation through a linear motion module, and compensates for metal deformation through horizontal motion coordination.Type: GrantFiled: December 12, 2023Date of Patent: April 30, 2024Assignee: NANJING UNIVERSITY OF AERONAUTICS AND ASTRONAUTICSInventors: Yiwei Chen, Jinghua Zheng, Zhongde Shan, Wenzhe Song, Congze Fan, Hao Zhang -
Patent number: 11961093Abstract: A method for regulating an unmanned aerial vehicle (UAV) includes receiving a UAV identifier and one or more types of contextual information broadcasted by the UAV. The UAV identifier uniquely identifies the UAV from other UAVs. The one or more types of contextual information includes at least geographical information of the UAV. The method further includes authenticating, via an authentication device, an identity of the UAV based on the UAV identifier to determine whether the UAV is authorized for operation, and transmitting a signal to a remote device in response to determining whether the UAV is authorized for operation.Type: GrantFiled: June 20, 2022Date of Patent: April 16, 2024Assignee: SZ DJI TECHNOLOGY CO., LTD.Inventors: Ming Gong, Jin Dai, Hao Cui, Xiaodong Wang, Han Huang, Jun Wu, Wei Fan, Ning Ma, Xinhua Rong, Xingsen Lin
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Publication number: 20240122043Abstract: An optical system includes a light source, an optical film curved about a first axis, and a light control film curved about the first axis and disposed between the light source and the optical film. The optical film includes a microstructured first major surface and an opposing second major surface. The microstructured first major surface defines a linear Fresnel lens including a plurality of Fresnel elements extending longitudinally along the first axis. The first major surface of the optical film faces of the optically transmissive regions, a centerline between adjacent optically absorptive regions is substantially normal to a major surface of the light control film.Type: ApplicationFiled: October 29, 2020Publication date: April 11, 2024Inventors: Tao Liu, Gary T. Boyd, Daniel J. Schmidt, Caleb T. Nelson, Owen M. Anderson, Tri D. Pham, Encai Hao, Shu-Ching Fan
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Patent number: 11951228Abstract: Provided is a hemostatic composition comprising trypsin and zeolite, wherein pore channels of the zeolite are micropores, the zeolite contains divalent metal cations, and the mass ratio of the trypsin to the zeolite is 1:200-4:10. In the present invention, the trypsin specifically binds to the zeolite, allowing the trypsin to maintain a certain conformation on the surface of the zeolite and to obtain a higher procoagulant activity, thereby obtaining a hemostatic composition with an excellent blood coagulation effect. The hemostatic composition of the present invention has the advantages of a simple preparation method, low cost and convenient use, and can be widely used in hemostasis during trauma and operations, especially in emergent hemostasis in hemophilia patients.Type: GrantFiled: January 28, 2020Date of Patent: April 9, 2024Assignee: Zhejiang UniversityInventors: Jie Fan, Lisha Yu, Liping Xiao, Hao Chen, Xiaoqiang Shang
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Patent number: 11947255Abstract: A method of making photolithography mask plate is provided. The method includes: providing a carbon nanotube composite structure, wherein the carbon nanotube composite structure comprises a carbon nanotube layer and a chrome layer coated on the carbon nanotube layer; locating the carbon nanotube composite structure on a substrate to expose partial surfaces of the substrate; and depositing a cover layer on the carbon nanotube composite structure.Type: GrantFiled: January 15, 2021Date of Patent: April 2, 2024Assignees: Tsinghua University, HON HAI PRECISION INDUSTRY CO., LTD.Inventors: Mo Chen, Qun-Qing Li, Li-Hui Zhang, Yuan-Hao Jin, Dong An, Shou-Shan Fan
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Patent number: 11947261Abstract: A method of making photolithography mask plate is provided. The method includes: providing a carbon nanotube layer on a substrate; depositing a chrome layer on the carbon nanotube layer, wherein the chrome layer includes a first patterned chrome layer and a second patterned chrome layer, the first patterned chrome layer is located on the carbon nanotube layer, and the second patterned chrome layer is deposited on the substrate corresponding to holes of the carbon nanotube layer; transferring the carbon nanotube layer with the first patterned chrome layer thereon from the substrate to a base, and the carbon nanotube layer being in contact with the base; and depositing a cover layer on the first patterned chrome layer.Type: GrantFiled: January 15, 2021Date of Patent: April 2, 2024Assignees: Tsinghua University, HON HAI PRECISION INDUSTRY CO., LTD.Inventors: Mo Chen, Qun-Qing Li, Li-Hui Zhang, Yuan-Hao Jin, Dong An, Shou-Shan Fan
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Patent number: 11948793Abstract: A method for making a field effect transistor includes providing a graphene nanoribbon composite structure. The graphene nanoribbon composite structure includes a substrate and a plurality of graphene nanoribbons spaced apart from each other. The substrate includes a plurality of protrusions spaced apart from each other, and one of the plurality of graphene nanoribbons is on the substrate and between two adjacent protrusions. An interdigital electrode is placed on the graphene nanoribbon composite structure, and the interdigital electrode covers the plurality of protrusions and is electrically connected to the plurality of graphene nanoribbons.Type: GrantFiled: March 19, 2021Date of Patent: April 2, 2024Assignees: Tsinghua University, HON HAI PRECISION INDUSTRY CO., LTD.Inventors: Tian-Fu Zhang, Li-Hui Zhang, Yuan-Hao Jin, Qun-Qing Li, Shou-Shan Fan
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Publication number: 20240105821Abstract: A structure of a two-dimensional material-based device having an air-gap and a method for preparing same comprises a substrate, a gate, an dielectric, a two-dimensional material-based film, and source and drain electrodes; the air-gap is formed between the two-dimensional material-based film and the side wall of the dielectric on the gate, or the air-gap is formed between the dielectric and the gate; two-dimensional material-based devices of the above structure utilize the ductility and flexibility of two-dimensional materials to reduce the coupling between the gate and the source/drain electrodes, thereby reducing the parasitic capacitance and the circuit delay; also, the structure ensures that a part of the contact region of the source and drain electrodes with the two-dimensional material can be controlled by the gate, and can thus avoid the reduction in electrical properties and keep a low resistance of the device.Type: ApplicationFiled: November 9, 2023Publication date: March 28, 2024Applicant: NANJING UNIVERSITYInventors: Xinran Wang, Dongxu Fan, Weisheng Li, Hao Qiu, Yi Shi
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Publication number: 20240097053Abstract: A splicing adhesive film, a manufacturing method thereof, and a photovoltaic module are provided. The splicing adhesive film includes a first portion and a plurality of second portions. The first portion includes a first material, and each second portion includes a second material. The first portion is located in the central region, and the plurality of second portions each are at least partially located in the edge region. The first portion and each second portion are at least partially overlapped in the first direction. The maximum thickness of each second portion located in the edge region is P, and the maximum thickness of the first portion located in the central region is Q, P>Q.Type: ApplicationFiled: March 6, 2023Publication date: March 21, 2024Inventors: Hao JIN, Yunfei XIE, Zhiqiu GUO, Yan GAO, Zixin FAN
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Publication number: 20240084393Abstract: A molecular marker for identifying DNA methylation and thereby detecting the benignity or malignancy of a lung nodule is disclosed. The molecular marker for identifying DNA methylation includes the sequence of, or the completely complementary sequence to, SEQ ID NO:6 or a continuous fragment of at least 55% of the full length of the sequence of, or the completely complementary sequence to, SEQ ID NO:6. Also disclosed are applications of the molecular marker for identifying DNA methylation, including a corresponding detection reagent kit and a corresponding detection method. The disclosed molecular marker combinations for identifying DNA methylation are highly correlated to lung cancer, are highly sensitive and specific when used to detect the benignity or malignancy of a lung nodule, and can increase the detection rate of malignant lung nodules while lowering the false positive rate.Type: ApplicationFiled: June 17, 2023Publication date: March 14, 2024Inventors: Zhujia YE, Hao YANG, Yanying LIU, Jinsheng TAO, Xi LUO, Jiehan XU, Zhiwei CHEN, Jianbing FAN
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Patent number: 11923409Abstract: A semiconductor device includes a source/drain feature over a semiconductor substrate, channel layers over the semiconductor substrate and connected to the source/drain feature, a gate portion between vertically adjacent channel layers, and an inner spacer between the source/drain feature and the gate portion and between adjacent channel layers. The semiconductor device further includes an air gap between the inner spacer and the source/drain feature.Type: GrantFiled: August 5, 2021Date of Patent: March 5, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Po-Yu Lin, Wei-Yang Lee, Chia-Pin Lin, Tzu-Hua Chiu, Kuan-Hao Cheng, Wei-Han Fan, Li-Li Su, Wei-Min Liu
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Patent number: 11855452Abstract: An ESD power clamp device includes an ESD detection circuit; a controlling circuit coupled with the ESD detection circuit; a field effect transistor (FET) coupled with the controlling circuit, and an impedance element coupled with the FET. The FET includes a drain terminal coupled with a first supply node; a gate terminal coupled with the controlling circuit; a source terminal coupled with a second supply node via the impedance element; and a bulk terminal coupled with second supply node.Type: GrantFiled: December 9, 2022Date of Patent: December 26, 2023Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Ken-Hao Fan, Yu-Ti Su, Tzu-Cheng Kao, Ming-Fu Tsai, Chia-Lin Hsu
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Publication number: 20230244259Abstract: The voltage regulator comprises: a voltage regulation circuit, a detection circuit and at least one current source unit. An output terminal of the voltage regulation circuit is electrically connected to a first terminal of each of the current source units, and is configured to be electrically connected to a load; and a second terminal of each of the current source units is electrically connected to a first voltage terminal. The detection circuit is electrically connected to the voltage regulation circuit, and is configured to: when the voltage regulation circuit is in a light-load state, control a designed number of the current source units to connect to the output terminal of the voltage regulation circuit to output designed current, and when the voltage regulation circuit is in a heavy-load state, control each of the current source units to disconnect from the output terminal of the voltage regulation circuit.Type: ApplicationFiled: December 22, 2022Publication date: August 3, 2023Applicants: Beijing ESWIN Computing Technology Co., Ltd., Hefei ESWIN Computing Technology Co., Ltd.Inventors: Hao Fan, Dongmyung Lee, Jangjin Nam, Donghoon Baek, Zhengbei Hua
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Publication number: 20230235244Abstract: The invention relates to aqueous composition comprising water-soluble glycerin-based polyalkylene glycols as synthetic base oils as well as the use of the composition and the glycerin-based polyalkylene glycols as or in metalworking fluids, wherein the glycerin was consecutively alkoxylated in the following order: first with propylene oxide, followed by ethylene oxide and finally with propylene oxide.Type: ApplicationFiled: June 10, 2021Publication date: July 27, 2023Inventors: Fangbo Chen, Hao Fan, Qisheng Wu, Jun Rao
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Publication number: 20230231590Abstract: The present disclosure provides a receiver circuit and a receiver circuit control method. In the present disclosure, the input data is detected by a detection circuit to obtain a data rate detection result, and the bandwidth of the receiver is automatically adjusted according to the data rate detection result.Type: ApplicationFiled: December 1, 2021Publication date: July 20, 2023Applicants: Beijing ESWIN Computing Technology Co., Ltd., Hefei ESWIN Computing Technology Co., Ltd.Inventors: Zhengbei Hua, Dongmyung Lee, Jangjin Nam, Donghoon Baek, Hao Fan
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Publication number: 20230105593Abstract: An ESD power clamp device includes an ESD detection circuit; a controlling circuit coupled with the ESD detection circuit; a field effect transistor (FET) coupled with the controlling circuit, and an impedance element coupled with the FET. The FET includes a drain terminal coupled with a first supply node; a gate terminal coupled with the controlling circuit; a source terminal coupled with a second supply node via the impedance element; and a bulk terminal coupled with second supply node.Type: ApplicationFiled: December 9, 2022Publication date: April 6, 2023Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Ken-Hao Fan, Yu-Ti Su, Tzu-Cheng Kao, Ming-Fu Tsai, Chia-Lin HSU