Patents by Inventor Chih-Yuan Chen
Chih-Yuan 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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Patent number: 12269732Abstract: A micro-electro-mechanical system (MEMS) microphone is provided. The MEMS microphone includes a substrate, a backplate, an insulating layer, and a diaphragm. The substrate has an opening portion. The backplate is disposed on a side of the substrate, with protrusions protruding toward the substrate. The diaphragm is movably disposed between the substrate and the backplate and spaced apart from the backplate by a spacing distance. The protrusions are configured to limit the deformation of the diaphragm when air flows through the opening portion.Type: GrantFiled: December 30, 2021Date of Patent: April 8, 2025Assignee: FORTEMEDIA, INC.Inventors: Jien-Ming Chen, Chih-Yuan Chen, Feng-Chia Hsu, Wen-Shan Lin, Nai-Hao Kuo
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Patent number: 12272658Abstract: A method of making a semiconductor device includes manufacturing an ESD cell over a substrate, wherein the ESD cell includes multiple diodes connected in parallel to each other. The method includes manufacturing a conductive pillar electrically connected to the ESD cell of the semiconductor device; manufacturing a through-silicon via (TSV) extending through the substrate, wherein the TSV extends through the substrate within a TSV zone having a TSV zone perimeter, and wherein a first end of the TSV is at a same side of the substrate as the ESD cell, and a second end of the TSV is at a different side of the substrate from the ESD cell. The method includes manufacturing an antenna extending parallel to the TSV at a same side of the substrate as the ESD cell; and manufacturing an antenna pad electrically connected to the TSV, the antenna, and the conductive pillar.Type: GrantFiled: March 25, 2024Date of Patent: April 8, 2025Assignees: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD., TSMC CHINA COMPANY, LIMITEDInventors: HoChe Yu, Fong-Yuan Chang, XinYong Wang, Chih-Liang Chen, Tzu-Heng Chang
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Patent number: 12272634Abstract: A semiconductor structure includes a source/drain (S/D) region, one or more dielectric layers over the S/D region, one or more semiconductor channel layers connected to the S/D region, an isolation structure under the S/D region and the one or more semiconductor channel layers, and a via under the S/D region and electrically connected to the S/D region. A lower portion of the via is surrounded by the isolation structure and an upper portion of the via extends vertically between the S/D region and the isolation structure.Type: GrantFiled: April 17, 2023Date of Patent: April 8, 2025Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Chun-Yuan Chen, Huan-Chieh Su, Cheng-Chi Chuang, Chih-Hao Wang
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Patent number: 12268756Abstract: A biocompatible magnetic material containing an iron oxide nanoparticle and one or more biocompatible polymers, each having formula (I) below, covalently bonded to the iron oxide nanoparticle: in which each of variables R, L, x, and y is defined herein, the biocompatible magnetic material contains 4-15% Fe(II) ions relative to the total iron ions. Also disclosed in a method of preparing the biocompatible magnetic material.Type: GrantFiled: November 24, 2021Date of Patent: April 8, 2025Assignee: MegaPro Biomedical Co. Ltd.Inventors: Wen-Yuan Hsieh, Yuan-Hung Hsu, Chia-Wen Huang, Ming-Cheng Wei, Chih-Lung Chen, Shian-Jy Wang
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Publication number: 20250113565Abstract: Embodiments of the present disclosure provide a semiconductor device with backside source/drain contacts formed using a buried source/drain feature and a semiconductor cap layer formed between the buried source/drain feature and a source/drain region. The buried source/drain feature and the semiconductor cap layer enable self-aligned backside source/drain contact and backside isolation. The semiconductor cap layer functions as an etch stop layer during backside contact formation while enabling source/drain region growth without fabrication penalty, such as voids in the source/drain regions.Type: ApplicationFiled: February 2, 2024Publication date: April 3, 2025Inventors: Lo-Heng CHANG, Huan-Chieh SU, Chun-Yuan CHEN, Sheng-Tsung WANG, Kuo-Cheng CHIANG, Chih-Hao WANG
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Patent number: 12266658Abstract: A semiconductor structure includes an isolation structure, a source/drain region over the isolation structure, a gate structure over the isolation structure and adjacent to the source/drain region, an interconnect layer over the source/drain region and the gate structure, an isolating layer below the gate structure, and a contact structure under the source/drain region. The contact structure has a first portion and a second portion. The first portion is below the second portion. The second portion extends through the isolating layer and protrudes above the isolating layer. A portion of the isolating layer is vertically between the gate structure and the first portion of the contact structure.Type: GrantFiled: July 21, 2023Date of Patent: April 1, 2025Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Chun-Yuan Chen, Huan-Chieh Su, Cheng-Chi Chuang, Chih-Hao Wang
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Patent number: 12266700Abstract: A semiconductor device structure is provided. The semiconductor device structure includes a stack of semiconductor nanostructures over a base structure and a first epitaxial structure and a second epitaxial structure sandwiching the semiconductor nanostructures. The semiconductor device structure also includes a gate stack wrapped around each of the semiconductor nanostructures and a backside conductive contact connected to the second epitaxial structure. A first portion of the backside conductive contact is directly below the base structure, and a second portion of the backside conductive contact extends upwards to approach a bottom surface of the second epitaxial structure. The semiconductor device structure further includes an insulating spacer between a sidewall of the base structure and the backside conductive contact.Type: GrantFiled: May 6, 2024Date of Patent: April 1, 2025Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Huan-Chieh Su, Chun-Yuan Chen, Li-Zhen Yu, Shih-Chuan Chiu, Cheng-Chi Chuang, Chih-Hao Wang
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Publication number: 20250107306Abstract: A light emitting element package includes a first substrate, at least one light emitting element, an encapsulation layer, and a plurality of conductive pads. The first substrate has an upper surface and a lower surface opposite to each other, in which an edge of the lower surface has a notch. The at least one light emitting element is disposed on the upper surface of the first substrate, in which the light emitting element has a positive electrode and a negative electrode. The encapsulation layer covers the light emitting element. The plurality of conductive pads are disposed on the lower surface of the first substrate and electrically connected to the positive electrode and the negative electrode of the light emitting element, respectively.Type: ApplicationFiled: December 11, 2024Publication date: March 27, 2025Inventors: Chih-Hao LIN, Wei-Yuan MA, Jo-Hsiang CHEN
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Publication number: 20250102734Abstract: A semiconductor photonics device includes a plurality of grating couplers, each configured to couple a particular wavelength (or wavelength range) of an optical signal to a waveguide of the semiconductor photonics device. In some implementations, various implementations of optical signal splitters or filters described herein enable respective wavelengths (or respective wavelength ranges) to be passed to each of the grating couplers (while filtering out other wavelengths or other wavelength ranges), thereby enabling the grating couplers to each handle a respective wavelength (or respective wavelength range). This enables multiple wavelengths (or multiple wavelength ranges) to be distributed across multiple grating couplers, which may increase the bandwidth of the semiconductor photonics device relative to a semiconductor photonics device that includes only a single grating coupler.Type: ApplicationFiled: September 26, 2023Publication date: March 27, 2025Inventors: Chih-Tsung SHIH, Wei-kang LIU, Hau-Yan LU, Chi-Yuan SHIH, Ming-Fa CHEN, YingKit Felix TSUI
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Patent number: 12257905Abstract: To arrange a power unit, an electric power conversion unit, and engine-related components compactly, a drive motor, a reduction drive, a generator, and an engine body are integrally arranged in this order in a vehicle width direction of a power unit compartment such that respective heights thereof are substantially the same. An electric power conversion unit, in which a motor inverter, an electric power generation inverter, and a DC/DC converter are integrated, is arranged above the drive motor, the reduction drive, and the generator. Engine-related components such as a low-voltage battery, an air cleaner, and an oil filter are arranged above the engine body.Type: GrantFiled: December 7, 2022Date of Patent: March 25, 2025Assignee: Mazda Motor CorporationInventors: Osami Ohno, Satoshi Maruyama, Hiroshi Tanaka, Kei Yonemori, Akihiro Furukawa, Li-Hsuan Huang, Chih-Yuan Chen, Iou-Uei Jang
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Publication number: 20250097444Abstract: A method of decoding video data performed by an electronic device is provided. The method receives the video data and determines a block unit from a current frame included in the video data. The method determines an extrapolation merge list of the block unit. The extrapolation merge list includes multiple extrapolation merge candidates. The method selects an extrapolation reference candidate from the extrapolation merge candidates for the block unit. Each of the extrapolation merge candidates includes multiple previous extrapolation parameters used to reconstruct a corresponding one of multiple extrapolation-reconstructed blocks. The extrapolation reference candidate is one of the extrapolation merge candidates. The method then determines an extrapolation prediction filter of the block unit based on the extrapolation reference candidate, and reconstructs the block unit based on the extrapolation prediction filter.Type: ApplicationFiled: September 13, 2024Publication date: March 20, 2025Inventors: CHIH-YUAN CHEN, Yu-Chiao Yang
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Patent number: 12253409Abstract: A light sensing method having a sensing order adjusting mechanism is provided. The method includes steps of: in a previous sensing cycle, sensing a first light signal that is emitted by both of an ambient light source and a light-emitting component and then is reflected by a tested object; in the previous sensing cycle, sensing a second light signal that is emitted by both of the ambient light source and the light-emitting component and then is reflected by the tested object; in the previous sensing cycle, sensing an ambient light signal emitted by only the ambient light source; and in a next sensing cycle, sensing the first light signal, the second light signal and the ambient light signal in an order different from that in the previous sensing cycle.Type: GrantFiled: September 22, 2022Date of Patent: March 18, 2025Assignee: ANPEC ELECTRONICS CORPORATIONInventors: Yu-Yu Chen, Jia-Hua Hong, Chih-Yuan Chen
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Patent number: 12255104Abstract: A dummy gate electrode and a dummy gate dielectric are removed to form a recess between adjacent gate spacers. A gate dielectric is deposited in the recess, and a barrier layer is deposited over the gate dielectric. A first work function layer is deposited over the barrier layer. A first anti-reaction layer is formed over the first work function layer, the first anti-reaction layer reducing oxidation of the first work function layer. A fill material is deposited over the first anti-reaction layer.Type: GrantFiled: August 2, 2023Date of Patent: March 18, 2025Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Chia-Ching Lee, Hsin-Han Tsai, Shih-Hang Chiu, Tsung-Ta Tang, Chung-Chiang Wu, Hung-Chin Chung, Hsien-Ming Lee, Da-Yuan Lee, Jian-Hao Chen, Chien-Hao Chen, Kuo-Feng Yu, Chia-Wei Chen, Chih-Yu Hsu
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Publication number: 20250086625Abstract: This disclosure relates to verifying possession of a card via a tap gesture of the card in relation to a mobile device supporting Near-Field Communication (NFC) functionality.Type: ApplicationFiled: November 20, 2023Publication date: March 13, 2025Applicant: DoorDash, Inc.Inventors: Peyton Chih Yuan Chen, Travis Ryan Stine, Megha Agarwal, Thomas Chen, Jason Joseph Gregory, Kaiven Zhou, Pratik Mayur Parekh, Grace Lim
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Publication number: 20250087578Abstract: A semiconductor device and a method of manufacturing thereof are provided. The method comprises: forming a gate electrode over a substrate; forming source/drain regions beside the gate electrode; forming contact plugs on the source/drain regions; forming a dielectric layer over the contact plugs and the gate electrode; forming first openings and a second opening in the dielectric layer to expose portions of the contact plugs and a portion of the gate electrode respectively; performing a pre-clean process such as applying an ozone-containing source to the exposed portions of the contact plugs and the gate electrode; performing a surface treatment to the first and second openings to passivate sidewalls of the first and second openings; forming a conductive layer to fill the first openings and the second opening in a same deposition process by using a same metal precursor; and performing a planarization process.Type: ApplicationFiled: September 8, 2023Publication date: March 13, 2025Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Chun-Yuan Chen, Sheng-Tsung Wang, Huan-Chieh Su, Chih-Hao Wang, Meng-Huan Jao
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Publication number: 20250077282Abstract: A digital compute-in-memory (DCIM) system includes a first DCIM macro. The first DCIM macro includes a first memory cell array and a first arithmetic logic unit (ALU). The first memory cell array has N rows that are configured to store weight data of a neural network in a single weight data download session, wherein N is a positive integer not smaller than two. The first ALU is configured to receive a first activation input, and perform convolution operations upon the first activation input and a single row of weight data selected from the N rows of the first memory cell array to generate first convolution outputs.Type: ApplicationFiled: August 30, 2024Publication date: March 6, 2025Applicant: MEDIATEK INC.Inventors: Ming-Hung Lin, Ming-En Shih, Shih-Wei Hsieh, Ping-Yuan Tsai, You-Yu Nian, Pei-Kuei Tsung, Jen-Wei Liang, Shu-Hsin Chang, En-Jui Chang, Chih-Wei Chen, Po-Hua Huang, Chung-Lun Huang
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Publication number: 20250078445Abstract: A judgment system, an electronic system, a judgment method, and a display method are provided. The judgment method includes: receiving an image by a feature acquisition module and obtaining a first key point coordinate, a second key point coordinate, and a size of a face box of a user by the feature acquisition module based on the image; and performing following steps by a judgment module: obtaining a judgment value based on an ordinate of the first key point coordinate, an ordinate of the second key point coordinate, and a size of the face box; and sending a rotation signal in response to that the judgment value satisfies a rotation condition.Type: ApplicationFiled: May 21, 2024Publication date: March 6, 2025Applicant: REALTEK SEMICONDUCTOR CORP.Inventors: Chih-Yuan Koh, Chao-Hsun Yang, Shih-Tse Chen
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Publication number: 20250077180Abstract: A digital compute-in-memory (DCIM) macro includes a memory cell array and an arithmetic logic unit (ALU). The memory cell array stores weight data of a neural network. The ALU receives parallel bits of a same input channel in an activation input, and generates a convolution computation output of the parallel bits and target weight data in the memory cell array.Type: ApplicationFiled: August 30, 2024Publication date: March 6, 2025Applicant: MEDIATEK INC.Inventors: Ming-Hung Lin, Ming-En Shih, Shih-Wei Hsieh, Ping-Yuan Tsai, You-Yu Nian, Pei-Kuei Tsung, Jen-Wei Liang, Shu-Hsin Chang, En-Jui Chang, Chih-Wei Chen, Po-Hua Huang, Chung-Lun Huang
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Patent number: 12244214Abstract: An AC-DC conversion circuit provides a three-phase power source. The AC-DC conversion circuit includes a first inductor, a second inductor, a third inductor, a switch bridge arm assembly, and a control unit. The switch bridge arm assembly includes three switch bridge arms, and each switch bridge arm includes an upper switch and a lower switch. A plurality of common-connected nodes between the upper switches and the lower switches are coupled to the three-phase power source through the first inductor, the second inductor, and the third inductor. The control unit turns on the upper switch and the lower switch to provide a current detection loop. The control unit acquires a magnitude of a first current flowing through the first inductor and a magnitude of a third current flowing through the third inductor, and determines whether a current detection mechanism of the first current and the third current is normal.Type: GrantFiled: April 6, 2022Date of Patent: March 4, 2025Assignee: DELTA ELECTRONICS, INC.Inventors: Cheng-Te Li, Nian-Ci Chen, Chih-Yuan Chuang, Cheng-Hao Hsueh
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Patent number: 12243823Abstract: An integrated circuit includes a substrate at a front side of the integrated circuit. A first gate all around transistor is disposed on the substrate. The first gate all around transistor includes a channel region including at least one semiconductor nanostructure, source/drain regions arranged at opposite sides of the channel region, and a gate electrode. A shallow trench isolation region extends into the integrated circuit from the backside. A backside gate plug extends into the integrated circuit from the backside and contacts the gate electrode of the first gate all around transistor. The backside gate plug laterally contacts the shallow trench isolation region at the backside of the integrated circuit.Type: GrantFiled: September 16, 2021Date of Patent: March 4, 2025Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Chun-Yuan Chen, Huan-Chieh Su, Cheng-Chi Chuang, Chih-Hao Wang