Patents by Inventor Yi Yan
Yi Yan 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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Publication number: 20250138054Abstract: A described example includes: a heat slug coupled to a package substrate, the heat slug configured to conduct a current between terminals of the package substrate; a first magnetic shield mounted to a top surface of the package substrate, the first magnetic shield including a die mount area; a semiconductor die flip chip mounted to the die mount area; a second magnetic shield mounted to the package substrate, the second magnetic shield having a cantilever portion extending over a portion of the semiconductor die including a Hall element; electrical connections of wire bonds or ribbon bonds between bond pads of the semiconductor die and leads on the package substrate; and mold compound covering the electrical connections, the semiconductor die, the first magnetic shield, and the second magnetic shield, while a portion of the heat slug is exposed forming a thermal pad for a semiconductor device package.Type: ApplicationFiled: October 31, 2023Publication date: May 1, 2025Inventors: Yi Yan, Dok Won Lee, Hank Ming Sung, Kenji Otake
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Publication number: 20250111013Abstract: Provided are an information generation method and apparatus, and an electronic device.Type: ApplicationFiled: January 3, 2023Publication date: April 3, 2025Inventors: Xiaoming GAO, Qin LIU, Huihong LI, Fang CHEN, Shidi LIU, Yi YAN, Cong MAI, Jinming ZENG, Yunzhi LIU, Wenhao TAN, Guangwen CAI, Huiying DENG, Xiaoming XU, Yunbin SU, Xueming JIANG, Liyou ZHANG, Mingyi GUO, Jiechao LIAO, Xuehao LI
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Publication number: 20250107207Abstract: A semiconductor structure includes a semiconductor substrate; fin active regions protruded above the semiconductor substrate; and a gate stack disposed on the fin active regions; wherein the gate stack includes a high-k dielectric material layer, and various metal layers disposed on the high-k dielectric material layer. The gate stack has an uneven profile in a sectional view with a first dimension D1 at a top surface, a second dimension D2 at a bottom surface, and a third dimension D3 at a location between the top surface and the bottom surface, and wherein each of D1 and D2 is greater than D3.Type: ApplicationFiled: December 9, 2024Publication date: March 27, 2025Inventors: Chi-Sheng LAI, Wei-Chung SUN, Yu-Bey WU, Yuan-Ching PENG, Yu-Shan LU, Li-Ting CHEN, Shih-Yao LIN, Yu-Fan PENG, Kuei-Yu KAO, Chih-Han LIN, Jing Yi YAN, Pei-Yi LIU
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Publication number: 20250096084Abstract: A microelectronic device includes a die pad having a first surface and a second, opposite, surface. A first component is directly attached to the first surface of the die pad through a first thermally conductive material. A second component is directly attached to the second surface of the die pad through a second thermally conductive material. At least a portion of the second component overlaps at least a portion of the first component. The microelectronic device further includes a first thermal shunt connecting the die pad to a first lead, and a second thermal shunt connecting the die pad to a second lead. The first thermal shunt is closer to a center of the first component than to a center of the second component. The second thermal shunt is closer to a center of the second component than to a center of the first component.Type: ApplicationFiled: September 20, 2023Publication date: March 20, 2025Inventors: Vijaylaxmi Khanolkar, Yi Yan
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Patent number: 12252716Abstract: The disclosure discloses a strain and method for producing rosmarinic acid, and belongs to the technical field of bioengineering. The disclosure constructs a recombinant cell or a combination of recombinant cells expressing 4-coumarate: CoA ligase, rosmarinic acid synthase, polyphosphate kinase 2-I (PPK2-I) and polyphosphate kinase 2-II (PPK2-II), and utilizes the recombinant cell or the combination of recombinant cells to catalyze Danshensu and caffeic acid for synthesizing rosmarinic acid. The disclosure has good industrial application prospects.Type: GrantFiled: March 23, 2021Date of Patent: March 18, 2025Assignee: Hong-Taoism Research Institute of analytical science and technology LTD., Shaanxi ProvinceInventors: Yujie Cai, Yi Yan, Yanrui Ding, Yajun Bai, Xiaohui Zheng
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Patent number: 12227615Abstract: Techniques regarding post polymerization modifications to polycarbonate polymers via a flow reactor are provided. For example, one or more embodiments described herein can comprise a cyclic carbonate monomer that can be employed to facilitate polymerization of one or more polycarbonate platforms susceptible to post polymerization modification. For instance, one or more embodiments can regard a cyclic carbonate molecular backbone covalently bonded to an aryl halide functional group via in accordance with a chemical structure selected from the group consisting of: In the chemical structures, “R1” can be selected from the group consisting of a hydrogen atom and a functional group comprising a first alkyl group; “L” can represent a linkage group, comprising: a second alkyl group and an end group having at least one member selected from the group consisting of an oxygen atom and a nitrogen atom; and “A” can represent the aryl halide functional group.Type: GrantFiled: September 23, 2022Date of Patent: February 18, 2025Assignees: INTERNATIONAL BUSINESS MACHINES CORPORATION, Agency for Science, Technology and ResearchInventors: Nathaniel H. Park, Victoria A. Piunova, Dmitry Zubarev, James L Hedrick, Yi Yan Yang, Eddy Wei Ping Tan
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Publication number: 20250053739Abstract: The present invention includes techniques for data processing and particularly relates to a method and system for predicting human fall risk based on electronic nursing text (ENT) data. The method comprises the following steps: obtaining an ENT data set, pre-processing data in the ENT data set, and constructing a Morse Fall Scale (MFS) dictionary with the pre-processed data; extracting features from the ENT data of patients to be predicted with a natural language processing technology; analyzing the extracted text features by the MFS dictionary to obtain a data set of risk factors; training a decision tree algorithm by using the data set of risk factors to obtain a prediction result of the patient's fall risk; clustering and precisely nursing the patients according to the prediction result.Type: ApplicationFiled: October 24, 2022Publication date: February 13, 2025Applicant: CHONGQING UNIVERSITY OF POSTS AND TELECOMMUNICATIONSInventors: Haiyan Yu, Xiaolong Zuo, Yi Yan, Guokang Fan
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Patent number: 12166096Abstract: A semiconductor structure includes a semiconductor substrate; fin active regions protruded above the semiconductor substrate; and a gate stack disposed on the fin active regions; wherein the gate stack includes a high-k dielectric material layer, and various metal layers disposed on the high-k dielectric material layer. The gate stack has an uneven profile in a sectional view with a first dimension D1 at a top surface, a second dimension D2 at a bottom surface, and a third dimension D3 at a location between the top surface and the bottom surface, and wherein each of D1 and D2 is greater than D3.Type: GrantFiled: April 17, 2023Date of Patent: December 10, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Chi-Sheng Lai, Yu-Fan Peng, Li-Ting Chen, Yu-Shan Lu, Yu-Bey Wu, Wei-Chung Sun, Yuan-Ching Peng, Kuei-Yu Kao, Shih-Yao Lin, Chih-Han Lin, Pei-Yi Liu, Jing Yi Yan
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Patent number: 12133895Abstract: Techniques regarding the transportation of molecular cargo across the BBB are provided. For example, one or more embodiments described herein can comprise a chemical compound to facilitate molecular encapsulation of the molecular cargo. The chemical compound can comprise a diblock copolymer having a molecular backbone comprising a polycarbonate structure and a polyethylene glycol structure. Also, the polycarbonate structure can be functionalized with boronic acid.Type: GrantFiled: November 2, 2021Date of Patent: November 5, 2024Assignees: INTERNATIONAL BUSINESS MACHINES CORPORATION, AGENCY FOR SCIENCE, TECHNOLOGY AND RESEARCHInventors: James L. Hedrick, Nathaniel H. Park, Yi Yan Yang, Zhi Xiang Voo, Jeremy Tan
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Patent number: 12128063Abstract: A water-soluble polymer having an aliphatic polycarbonate backbone, a first carbonate monomer with at least one hydrophilic functionality, and a second carbonate monomer with at least one hydrophobic functionality is able to completely and quickly eliminate a virus from a human and/or animal cell. The at least one hydrophilic functionality is a sulfate, a sulfonate, a carboxylate, and/or a phosphate and the at least one hydrophobic functionality is an alkyl. The hydrophilic/hydrophobic functionalities of the polymer may be tuned to enhance the antiviral properties of the polymer and/or to decrease any cytotoxicity associated with the application of the polymer to a human and/or animal cell. The antiviral polymer is biocompatible and biodegradable.Type: GrantFiled: October 5, 2021Date of Patent: October 29, 2024Assignee: International Business Machines CorporationInventors: James L. Hedrick, Yi Yan Yang, Agnes Mari Kuroki, Jiayu Eunice Leong, Wei Ping Eddy Tan
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PEPTIDE AND GELATIN HYBRID HYDROGELS AS ECONOMICAL ALTERNATIVES TO COMMON BASEMENT-MEMBRANE MATRICES
Publication number: 20240352093Abstract: Described herein is a hydrogel comprising a peptide and gelatin. The peptide comprises a sequence having at least 8 amino acids with alternating hydrophobic amino acids (X) and hydrophilic amino acids (Y), wherein each hydrophobic amino acid is independently selected from isoleucine (I), valine (V) and leucine (L), each hydrophilic amino acid is independently selected from arginine (R), lysine (K), glutamic acid (E), and aspartic acid (D), wherein the hydrophilic amino acids are selected such that there is at least one arginine and at least one lysine. A kit and method for preparing the hydrogel is described as well. The hydrogel may be used to culture cells and determine an effect of a compound on a cell cultured in the hydrogel.Type: ApplicationFiled: August 19, 2022Publication date: October 24, 2024Applicant: AGENCY FOR SCIENCE, TECHNOLOGY AND RESEARCHInventors: Lingzhi Ashlynn LEE, Yi Yan YANG -
Publication number: 20240347267Abstract: An apparatus includes a magnetic core and an inductor. The magnetic core has a cylindrical boss and a base plate. The cylindrical boss has a first end and a second end. The base plate extends perpendicularly from the first end of the cylindrical boss. The base plate has a top side and a bottom side. The inductor includes a coil, a first terminal, and a second terminal. The coil is disposed on the top side of the base plate about the cylindrical boss. The first terminal is wrapped from the top side of the base plate to the bottom side of the base plate. The second terminal is wrapped from the top side of the base plate to the bottom side of the base plate.Type: ApplicationFiled: April 13, 2023Publication date: October 17, 2024Inventors: Yi YAN, Hidetoshi INOUE
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Publication number: 20240327469Abstract: The present disclosure relates to functionalised polypeptides, nanoparticles and their 5 uses thereof. The functionalised polypeptide comprises polylysine functionalised with guanidinium moieties, wherein the polypeptide is about 50% to about 98% functionalised. The number of guanidinium functionalised lysine monomeric units is 5 to 100, and the number of lysine monomeric units is 1 to 50. The functionalised polypeptides and nanoparticles can be used for treating a microbial infection or for 10 treating cancer.Type: ApplicationFiled: July 22, 2022Publication date: October 3, 2024Inventors: Yi Yan YANG, Shengcai YANG, Wei Ping Eddy TAN
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Patent number: 12059431Abstract: Techniques regarding a chemical composition that can be utilized within one or more combination therapies to treat a microbial infection are provided. For example, one or more embodiments described herein can comprise a chemical composition that includes a first triblock polymer comprising a quaternary ammonium functionalized polycarbonate block and exhibiting anticancer activity via a lytic mechanism. The chemical composition can also include a second triblock polymer comprising a guanidinium functionalized polycarbonate block and exhibiting anticancer activity via a translocation mechanism.Type: GrantFiled: April 14, 2022Date of Patent: August 13, 2024Assignees: INTERNATIONAL BUSINESS MACHINES CORPORATION, AGENCY FOR SCIENCE, TECHNOLOGY AND RESEARCHInventors: James L. Hedrick, Yi Yan Yang, Nathaniel H. Park, Jiayu Leong, Chuan Yang, Xin Ding, Yiran Zhen, Cherylette Anne Alexander, Jye Yng Teo
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Patent number: 12036236Abstract: Compositions and methods regarding antimicrobial guanidinium macromolecules with one or more targeting moieties for selectively targeting bacteria are provided. According to an embodiment, an antimicrobial macromolecule is provided that comprises a polymer backbone and one or more guanidinium moieties that extend from the polymer backbone. The antimicrobial macromolecule further comprises a targeting moiety that extends from the polymer backbone. The targeting moiety can comprise a substance favored for consumption by bacteria, such as a monosaccharide.Type: GrantFiled: October 21, 2021Date of Patent: July 16, 2024Assignees: INTERNATIONAL BUSINESS MACHINES CORPORATION, AGENCY FOR SCIENCE, TECHNOLOGY AND RESEARCHInventors: James L. Hedrick, Yi Yan Yang, Nathaniel H. Park, Victoria A. Piunova, Zhi Xiang Voo
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Publication number: 20240170207Abstract: A method includes performing a printing process that deposits a magnetic paste onto a first side and into an opening of a laminate; curing the magnetic paste to form a first transformer core piece having a first portion along the first side and a second portion filling the opening of the laminate; joining a second transformer core piece to a side of the second portion of the first transformer core piece to form a transformer. A transformer includes a laminate; a first core piece; and a second core piece, the first core piece comprising: a cured magnetic paste, a first portion along a side of the laminate, and a second portion filling an opening of the laminate, the second core piece extending along a side of the second portion of the first transformer core piece, and the laminate having windings that encircle the opening.Type: ApplicationFiled: January 30, 2024Publication date: May 23, 2024Inventors: Yi Yan, Zhemin Zhang, Yuki Sato, Kenji Otake, Vijaylaxmi Khanolkar
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Publication number: 20240159011Abstract: An electronic well lid based on electric control travel switch control relates to the technical field of electronic well lids. The electronic well lid based on electric control travel switch control includes a well seat in splined connection with a sliding ring. The sliding ring is provided with a well lid lifting mechanism. A garbage collection mechanism is arranged on the well seat. An arc-shaped groove is formed in the sliding ring. An anti-deviation mechanism is arranged in the arc-shaped groove of the sliding ring. Square grooves are communicated with square holes by way of arrangement of the well lid lifting mechanism and cooperation of first fixing rings and the square grooves. Thus, a drainage speed of the device is increased, pedestrians may continue to pass safely on the well lid in a drainage process of the device, and the protection effect for pedestrians in the drainage process is improved.Type: ApplicationFiled: July 25, 2023Publication date: May 16, 2024Inventors: Yanchao LI, Yi YAN, Guoyong LIN, Zhi ZHANG, Yunbo LI
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Patent number: 11965305Abstract: An electronic well lid based on electric control travel switch control relates to the technical field of electronic well lids. The electronic well lid based on electric control travel switch control includes a well seat in splined connection with a sliding ring. The sliding ring is provided with a well lid lifting mechanism. A garbage collection mechanism is arranged on the well seat. An arc-shaped groove is formed in the sliding ring. An anti-deviation mechanism is arranged in the arc-shaped groove of the sliding ring. Square grooves are communicated with square holes by way of arrangement of the well lid lifting mechanism and cooperation of first fixing rings and the square grooves. Thus, a drainage speed of the device is increased, pedestrians may continue to pass safely on the well lid in a drainage process of the device, and the protection effect for pedestrians in the drainage process is improved.Type: GrantFiled: July 25, 2023Date of Patent: April 23, 2024Assignee: JINAN YINGHUA AUTOMATION TECHNOLOGY CO., LTDInventors: Yanchao Li, Yi Yan, Guoyong Lin, Zhi Zhang, Yunbo Li
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Patent number: 11930818Abstract: Techniques regarding star polymers with enhanced antimicrobial functionality are provided. For example, a polymer is provided that can comprise a core that can have a singlet oxygen generator and that can generate a singlet oxygen species upon irradiation with light. The polymer can also comprise a plurality of polycarbonate arms covalently bonded to the core. The plurality of polycarbonate arms can be degradable and can comprise a cation. Further, the plurality of polycarbonate arms can have antimicrobial functionality.Type: GrantFiled: January 9, 2020Date of Patent: March 19, 2024Assignees: INTERNATIONAL BUSINESS MACHINES CORPORATION, AGENCY FOR SCIENCE, TECHNOLOGY AND RESEARCHInventors: Victoria A. Piunova, Noah Frederick Fine Nathel, James L. Hedrick, Yi Yan Yang, Willy Chin, Zhi Xiang Voo
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Patent number: 11890342Abstract: A stimulus-responsive micellar carrier, methods that may be associated with making a stimulus-responsive micellar carrier, and methods that may be associated with using a stimulus-responsive micellar carrier are disclosed. The stimulus-responsive micellar carrier comprises a cargo molecule, and a linear block copolymer having a hydrophilic block connected to a hydrophobic block by a stimulus-responsive junction moiety. The micellar carrier can be supplied to a patient body for therapeutic purposes, such as the treatment of cancerous tissue. A method of preparing or obtaining a stimulus-responsive micellar carrier may include preparing a polyethylene glycol material having an acetal end group and then preparing a block copolymer by forming a reaction mixture including the polyethylene glycol material, a cyclic carbonate monomer, and a base.Type: GrantFiled: December 22, 2020Date of Patent: February 6, 2024Assignee: International Business Machines CorporationInventors: Dylan J. Boday, Jeannette M. Garcia, James L. Hedrick, Nathaniel Park, Rudy J. Wojtecki, Yang Chuan, Ashlynn Lee, Zhen Chang Liang, Shaoqiong Liu, Yi Yan Yang