Patents by Inventor Kun Chen
Kun Chen 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: 20240122646Abstract: An ablation system (3300) includes a support (3310), a delivery device (3320) configured to deliver the support (3310) to a target tissue, and an ablation element (3330) including a first conductive portion (3331) and a second conductive portion (3332). The first conductive portion (3331) is provided on the support (3310). The second conductive portion (3332) is provided on the support (3310) or the delivery device (3320) or independently from the support (3310) and the delivery device (3320). Both the first conductive portion (3331) and the second conductive portion (3332) are electrically connected to an external pulse ablation source, and the first conductive portion (3331) and the second conductive portion (3332) are configured to transmit pulse ablation energy with different polarities to the target tissue.Type: ApplicationFiled: August 9, 2023Publication date: April 18, 2024Applicant: HANGZHOU DINOVA EP TECHNOLOGY CO., LTD.Inventors: Kun Wang, Jianmin Li, Zhixin Chen, Yan You, Jiaming Qiu
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Patent number: 11960332Abstract: An electronic device including a hinge module, a first body, a second body, and a flexible display assembled to the first body and the second body is provided. Each of the first body and the second body is pivoted and slidably connected to the hinge module, and a cover of the hinge module is exposed out of the first body and the second body. The first body and the second body are rotated relatively via the hinge module to bend or flatten the flexible display, when the flexible display is bending from a flat state, a bending portion of the flexible display leans against the cover and pushes the cover away from the first body and the second body.Type: GrantFiled: November 30, 2022Date of Patent: April 16, 2024Assignee: Acer IncorporatedInventors: Yi-Ta Huang, Cheng-Nan Ling, Wu-Chen Lee, Wen-Chieh Tai, Kun-You Chuang
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Publication number: 20240117085Abstract: The present invention relates to an ethylene polymer and a process for preparing the same, wherein the ethylene polymer has an average particle size of 50-3000 ?m, a bulk density of 0.28-0.55 g/cm3, a true density of 0.930-0.980 g/cm3, a melt index at a load of 2.16 Kg at 190° C. of 0.01-2500 g/10 min, a crystallinity of 30-90%, a melting point of 105-147° C., a comonomer molar insertion rate of 0.01-5 mol %, a weight-average molecular weight of 2×104 g/mol-40×104 g/mol, and a molecular weight distribution of 1.8-10. In the preparation process, raw materials containing ethylene, hydrogen gas and a comonomer are subjected to a tank-type slurry polymerization with an alkane solvent having a boiling point of 5-55° C. or a mixed alkane solvent having a saturated vapor pressure of 20-150 KPa at 20° C. as the polymerization solvent in the presence of a polyethylene catalytic system, at the molar ratio of hydrogen gas to ethylene of 0.01-20:1, preferably 0.Type: ApplicationFiled: January 26, 2022Publication date: April 11, 2024Inventors: Chuanfeng LI, Wenrui WANG, Kun JING, Yuejun XING, Huimin XIA, Minghua CHEN, Zhonglin YOU, Shaohui CHEN, Jianhong ZHAI, Feng GUO, Liu YANG, Li MEI
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Publication number: 20240115713Abstract: Disclosed are a polyethylene glycol conjugate drug, and a preparation method therefor and the use thereof. Specifically, the present invention relates to a polyethylene glycol conjugate drug represented by formula A or a pharmaceutically acceptable salt thereof, a method for preparing the polyethylene glycol conjugate drug or the pharmaceutically acceptable salt thereof, an intermediate for preparing the polyethylene glycol conjugate drug or the pharmaceutically acceptable salt thereof, a pharmaceutical composition comprising the polyethylene glycol conjugate drug or the pharmaceutically acceptable salt thereof, and the use of the polyethylene glycol conjugate drug or the pharmaceutically acceptable salt thereof in the preparation of a drug.Type: ApplicationFiled: July 21, 2021Publication date: April 11, 2024Inventors: Gaoquan LI, Nian LIU, Yongchen PENG, Xiafan ZENG, Gang MEI, Sheng GUAN, Yang GAO, Shuai YANG, Yifeng YIN, Jie LOU, Huiyu CHEN, Kun QIAN, Yusong WEI, Qian ZHANG, Dajun LI, Xiaoling DING, Xiangwei YANG, Liqun HUANG, Xi LIU, Liwei LIU, Zhenwei LI, Kaixiong HU, Hua LIU, Tao TU
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Publication number: 20240121027Abstract: Provided are a data processing system and method based on dynamic redundancy heterogeneous encoding, and a device. The method comprises: respectively performing error correction encoding on information to be processed and a processing rule, so as to form encoded information to be processed and an encoded processing rule; processing, by using the encoded processing rule, the encoded information to be processed, so as to obtain response data; and then performing error correction decoding on N pieces of response data, so as to obtain processing result information of the information to be processed.Type: ApplicationFiled: June 7, 2021Publication date: April 11, 2024Inventors: Lei HE, Jiangxing WU, Quan REN, Peng YI, Xiang CHEN, Jing YU, Kun ZHOU, Yiwei GUO, Zhifeng FENG
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Publication number: 20240109835Abstract: A method for preparing-3,3?-diaminobenzidine, the method comprising the following steps: subjecting 4,4?-biphenol and N,N-dimethylsulfamoyl chloride to an esterification reaction in a specified solvent at 40-70° C. to obtain 4,4?-biphenyl bis(N,N-dimethylaminosulfonate) as a first intermediate; subjecting the 4,4?-biphenyl bis(N,N-dimethylaminosulfonate) to a chlorination reaction with a chlorinating reagent under acidic conditions to obtain 3,3?-dichloro-4,4?-biphenyl bis(N,N-dimethylaminosulfonate) as a second intermediate; subjecting the second intermediate 3,3?-dichloro-4,4?-biphenyl bis(N,N-dimethylaminosulfonate) to an ammonolysis reaction with anammoniation reagent in the presence of a combined catalyst to obtain a crude product of 3,3?,4,4?-tetraaminobiphenyl, wherein the combined catalyst is a mixture of proline, a cuprous salt and a phase transfer catalyst; and subjecting the crude product of 3,3?,4,4?-tetraaminobiphenyl to a post-treatment to obtain a purified 3,3?,4,4?-tetraaminobiphenyl product.Type: ApplicationFiled: January 12, 2022Publication date: April 4, 2024Applicants: HUBEI HUIDA HIGH-TECH CO., LTD., BORUN HIGH-TECH CO., LTD.Inventors: Yun LING, Yongfang LI, Kun WANG, Lizhu CHEN, Wei YIN, Jinying ZHANG
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Publication number: 20240109224Abstract: A method of manufacturing a waffle slab includes providing a bottom mold separately on columns and exposing joint heads of the columns from the bottom mold; providing first sets of beam bars separately on the bottom mold to be parallel along a first direction; and providing second sets of beam bars separately on the bottom mold to be parallel along a second direction, wherein the second sets b of beam bars are configured to intersect with the first sets of beam bars without interference and together they form accommodation spaces for waffle molds.Type: ApplicationFiled: September 6, 2023Publication date: April 4, 2024Inventors: Samuel YIN, Kun-Jung HSU, Jui-Chen WANG, Jhih-Syuan CHEN
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Patent number: 11950016Abstract: The present invention provides a control method of a receiver. The control method includes the steps of: when the receiver enters a sleep/standby mode, continually detecting an auxiliary signal from an auxiliary channel to generate a detection result; and if the detection result indicates that the auxiliary signal has a preamble or a specific pattern, generating a wake-up control signal to wake up the receiver before successfully receiving the auxiliary signal having a wake-up command.Type: GrantFiled: April 15, 2020Date of Patent: April 2, 2024Assignee: MEDIATEK INC.Inventors: Chun-Chia Chen, Chih-Hung Pan, Chia-Chi Liu, Shun-Fang Liu, Meng-Kun Li, Chao-An Chen
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Patent number: 11947589Abstract: Systems and methods directed to returning personalized image-based search results are described. In examples, a query including an image may be received, and a personalized item embedding may be generated based on the image and user profile information associated with a user. Further, a plurality of candidate images may be obtained based on the personalized item embedding. The candidate images may then be ranked according to a predicted level of user engagement for a user, and then diversified to ensure visual diversity among the ranked images. A portion of the diversified images may then be returned in response to an image-based search.Type: GrantFiled: March 31, 2022Date of Patent: April 2, 2024Assignee: Microsoft Technology Licensing, LLCInventors: Li Huang, Rui Xia, Zhiting Chen, Kun Wu, Meenaz Merchant, Kamal Ginotra, Arun K. Sacheti, Chu Wang, Andrew Lawrence Stewart, Hanmu Zuo, Saurajit Mukherjee
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Patent number: 11948340Abstract: An example apparatus for detecting objects in video frames includes a receiver to receive a plurality of video frames from a video camera. The apparatus also includes a first still image object detector to receive a first frame of the plurality of video frames and calculate localization information and confidence information for each potential object patch in the first frame. The apparatus further includes a second still image object detector to receive an adjacent frame of the plurality of video frames adjacent to the first frame and calculate localization information and confidence information for each potential object patch in the adjacent frame. The apparatus includes a similarity detector trained to detect paired patches between the first frame and the adjacent frame based on a comparison of the detected potential object patches.Type: GrantFiled: September 7, 2018Date of Patent: April 2, 2024Assignee: Intel CorporationInventors: Kun Yu, Ciyong Chen, Xiaotian Guo, Yan Hao, Hui Li, Lu Li, Jianguo Pei, Zhi Yong Zhu
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Publication number: 20240100620Abstract: The present application relates to a welding positioning apparatus, wherein a press head may be capable of pressing a first component against the second component, and dust generated during welding may be allowed to be collected in a dust collection chamber, and discharged to the outside of the welding positioning apparatus by an external dust extractor to keep the welding environment clean, thereby improving the welding quality.Type: ApplicationFiled: July 14, 2023Publication date: March 28, 2024Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITEDInventors: Kun LIU, Lei SONG, Guangcheng ZHONG, Xiaowen CHEN
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Publication number: 20240092948Abstract: The present invention relates to a process for continuously producing an ultra-high molecular weight polyethylene by the ethylene slurry polymerization, wherein raw materials containing ethylene and optionally at least one comonomer are subjected to a continuous slurry polymerization in a hydrogen free atmosphere in the ethylene slurry polymerization condition by using 2-6 ethylene slurry polymerization reaction tanks connected in series, and the deviations of the polymerization temperatures, the polymerization pressures, and the gas phase compositions between the tanks each other are controlled to certain ranges. The ultra-high molecular weight polyethylene having the viscosity-average molecular weight of 150-800×104 g/mol can be continuously produced. This process has flexible polymerization manner, large room for adjusting and controlling, and stable polymer performance.Type: ApplicationFiled: January 26, 2022Publication date: March 21, 2024Inventors: Chuanfeng LI, Wenrui WANG, Kun JING, Minghua CHEN, Yuejun XING, Huimin XIA, Feng GUO, Zhonglin YOU, Shaohui CHEN, Jianhong ZHAI, Liu YANG, Songtao TU
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Publication number: 20240093416Abstract: A sewing machine includes a main body and a quick release needle plate module. The main body includes a base seat having an inner frame, and an outer case that is mounted to the inner frame and that defines an accommodating compartment. The quick release needle plate module includes a catch member, and a needle plate that covers the accommodating compartment, that is detachably pivoted to a rear section of the inner frame, and that engages the catch member. The quick release needle plate module further includes a press member inserted through the outer case and the inner frame, and operable to push the catch member to disengage the catch member. The needle plate has a plate body that covers the accommodating compartment, and a resilient member mounted between the inner frame and the plate body for driving pivot action of the plate body away from the inner frame.Type: ApplicationFiled: January 20, 2023Publication date: March 21, 2024Applicant: ZENG HSING INDUSTRIAL CO., LTD.Inventors: Kun-Lung HSU, Ming-Ta LEE, Wei-Chen CHEN, Po-Hsien TSENG
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Publication number: 20240096776Abstract: A package substrate is provided and includes a core board body and a first circuit structure and a second circuit structure disposed on opposite sides of the core board body, where the number of wiring layers of the second circuit structure is different from the number of wiring layers of the first circuit structure, so that the package substrate is asymmetrical. The first circuit structure and the second circuit structure are designed according to the thickness and coefficient of thermal expansion of the first dielectric layer of the first circuit structure and the second dielectric layer of the second circuit structure, so as to prevent the problem of warping from occurring to the package substrate.Type: ApplicationFiled: August 31, 2023Publication date: March 21, 2024Inventors: Andrew C. CHANG, Min-Yao CHEN, Sung-Kun LIN
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Publication number: 20240097056Abstract: A back passivation crystalline silicon solar cell includes an Ag gate finger electrode, a SiNx passivation antireflection layer, an N+ layer, P-type silicon, a back passivation layer, and an Al gate finger electrode, connected sequentially from top to bottom. The Ag gate finger electrode sequentially penetrates through the SiNx passivation antireflection layer and the N+ layer and is connected to the P-type silicon by means of an N++ layer. The Al gate finger electrode penetrates through the back passivation layer and is connected to the P-type silicon by a P+ layer. The back passivation layer is a passivation antireflection laminated structure that includes a SiO2 passivation layer, an AlOx passivation layer, a SiNx antireflection layer, and a SiOxNy antireflection layer, sequentially provided from top to bottom. The solar cell has high carrier selectivity, high temperature stability, excellent interface passivation effect and PID resistance, high conversion efficiency and high stability.Type: ApplicationFiled: August 13, 2020Publication date: March 21, 2024Applicants: Tongwei Solar (Chengdu) Co., Ltd., Tongwie Solar (Meishan) Co., Ltd.Inventors: Peng ZHANG, Kun CHEN, Lan WANG, Zhiwei YIN
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Patent number: 11935634Abstract: A system for predicting and summarizing medical events from electronic health records includes a computer memory storing aggregated electronic health records from a multitude of patients of diverse age, health conditions, and demographics including medications, laboratory values, diagnoses, vital signs, and medical notes. The aggregated electronic health records are converted into a single standardized data structure format and ordered arrangement per patient, e.g., into a chronological order. A computer (or computer system) executes one or more deep learning models trained on the aggregated health records to predict one or more future clinical events and summarize pertinent past medical events related to the predicted events on an input electronic health record of a patient having the standardized data structure format and ordered into a chronological order.Type: GrantFiled: August 30, 2017Date of Patent: March 19, 2024Assignee: Google LLCInventors: Alexander Mossin, Alvin Rajkomar, Eyal Oren, James Wilson, James Wexler, Patrik Sundberg, Andrew Dai, Yingwei Cui, Gregory Corrado, Hector Yee, Jacob Marcus, Jeffrey Dean, Benjamin Irvine, Kai Chen, Kun Zhang, Michaela Hardt, Xiaomi Sun, Nissan Hajaj, Peter Junteng Liu, Quoc Le, Xiaobing Liu, Yi Zhang
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Patent number: 11935596Abstract: In certain aspects, a three-dimensional (3D) memory device includes a first semiconductor structure, a second semiconductor structure, and a bonding interface between the first semiconductor structure and the second semiconductor structure. The first semiconductor structure includes an array of memory cells, a first peripheral circuit of the array of memory cells, and a polysilicon layer between the array of memory cells and the first peripheral circuit. The first peripheral circuit includes a first transistor. The second semiconductor structure includes a second peripheral circuit of the array of memory cells. The second peripheral circuit includes a second transistor.Type: GrantFiled: September 22, 2021Date of Patent: March 19, 2024Assignee: YANGTZE MEMORY TECHNOLOGIES CO., LTD.Inventors: Yanhong Wang, Wei Liu, Liang Chen, Zhiliang Xia, Wenxi Zhou, Kun Zhang, Yuancheng Yang
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Publication number: 20240085328Abstract: Systems and methods are provided for excitation spectral microscopy using frame-synchronized acousto-optic scanning of fluorescent excitation wavelengths. Linear unmixing of the images of targets of components that are individually labeled with different fluorophores can be simultaneously imaged with high temporal resolution and low crosstalk and the local abundance of each fluorophore at each pixel can be quantified. Fluorophore decomposed micrographs of the sample can be obtained by rendering the abundance in each pixel as an image.Type: ApplicationFiled: October 11, 2023Publication date: March 14, 2024Applicant: THE REGENTS OF THE UNIVERSITY OF CALIFORNIAInventors: Ke Xu, Kun Chen, Rui Yan, Limin Xiang
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Publication number: 20240083825Abstract: A controlled-release fertilizer including an inside core of water-soluble fertilizer particle and an outer layer coating material, wherein the coating material is a bentonite modified or sodium bentonite modified waterborne polymer; and a preparation method including: weighing the fertilizer core particle and the modified waterborne polymer emulsion according to the amount, preparing a semi-processed coating controlled-release fertilizer by using a coating machine, and placing the semi-processed coating controlled-release fertilizer in an oven for postprocessing to improve the compactness of the film material.Type: ApplicationFiled: March 3, 2023Publication date: March 14, 2024Inventors: Zijun Zhou, Yusheng Qin, Song Guo, Kun Chen, Xiangzhong Zeng, Hua Yu, Mingjiang He, Yuxian Shangguan, Yurou Dai, Wanzhen Yuan
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Patent number: D1018774Type: GrantFiled: September 21, 2022Date of Patent: March 19, 2024Assignee: HOMEWAY TECHNOLOGY CO., LTD.Inventors: Ming-Kun Chen, Chin-Hsing Hsieh, Tsung-Hsien Hsieh