Patents by Inventor Chi-Hsiang Lin
Chi-Hsiang Lin 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: 20240191335Abstract: A metal mask includes a metal panel, provided with an evaporation surface and a back surface opposite to each other and a plurality of through holes extending from the evaporation surface to the back surface. A size of each through hole decreases gradually from the evaporation surface towards the back surface. A first opening is formed by each through hole in the evaporation surface. The first opening includes a primary opening part and a plurality of secondary opening parts. The primary opening part is provided with two long edges opposite to each other and two short edges opposite to each other. The two short edges are connected between the two long edges, and the secondary opening parts are connected at two ends of the long edges. Each secondary opening part has a width perpendicular to the length. A method to produce the metal mask is also provided.Type: ApplicationFiled: April 10, 2023Publication date: June 13, 2024Inventors: KANG-HSIANG LIU, Chi-Wei Lin
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Patent number: 12002684Abstract: A method for CMP includes following operations. A metal stack is received. The metal layer stack includes at least a first metal layer and a second metal layer, and a top surface of the first metal layer and a top surface of the second metal layer are exposed. A protecting layer is formed over the second metal layer. A portion of the first metal layer is etched. The protecting layer protects the second metal layer during the etching of the portion of the first metal layer. A top surface of the etched first metal layer is lower than a top surface of the protecting layer. The protecting layer is removed from the second metal layer.Type: GrantFiled: November 21, 2022Date of Patent: June 4, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.Inventors: Ji Cui, Fu-Ming Huang, Ting-Kui Chang, Tang-Kuei Chang, Chun-Chieh Lin, Wei-Wei Liang, Liang-Guang Chen, Kei-Wei Chen, Hung Yen, Ting-Hsun Chang, Chi-Hsiang Shen, Li-Chieh Wu, Chi-Jen Liu
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Patent number: 11996472Abstract: A semiconductor device and method of fabricating a semiconductor device involves formation of a trench above a fin (e.g. a fin of a FinFET device) of the semiconductor device and formation of a multi-layer dielectric structure within the trench. The profile of the multi-layer dielectric structure can be controlled depending on the application to reduce shadowing effects and reduce cut failure risk, among other possible benefits. The multi-layer dielectric structure can include two layers, three layers, or any number of layers and can have a stepped profile, a linear profile, or any other type of profile.Type: GrantFiled: February 9, 2023Date of Patent: May 28, 2024Assignee: Taiwan Semiconductor Manufacturing Company LimitedInventors: Ya-Yi Tsai, Chi-Hsiang Chang, Shih-Yao Lin, Tzu-Chung Wang, Shu-Yuan Ku
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Patent number: 11988972Abstract: A method is described. The method includes obtaining a relationship between a thickness of a contamination layer formed on a mask and an amount of compensation energy to remove the contamination layer, obtaining a first thickness of a first contamination layer formed on the mask from a thickness measuring device, and applying first compensation energy calculated from the relationship to a light directed to the mask.Type: GrantFiled: February 13, 2023Date of Patent: May 21, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Ming-Hsun Lin, Yu-Hsiang Ho, Jhun Hua Chen, Chi-Hung Liao, Teng Kuei Chuang
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Publication number: 20240159269Abstract: A rotary bearing assembly is disclosed and includes an input shaft, an inner-ring component, an outer-ring component and a load element. The input shaft is configured to combine a rotating shaft of a motor to provide a power input. The inner-ring component includes a gear set, wherein the inner-ring component is sleeved on the input shaft through the gear set and driven by the input shaft. The outer-ring component is sleeved on the inner-ring component through a load element and engaged with the gear set, wherein when the gear set is driven by the input shaft to drive the inner-ring component, the gear set drives the outer-ring component, and the inner-ring component and the outer-ring component are rotated relatively, wherein one of the inner-ring component and the outer-ring component is served to provide a power output, and a rotational speed difference is between the power input and the power output.Type: ApplicationFiled: August 8, 2023Publication date: May 16, 2024Inventors: Chi-Wen Chung, Hung-Wei Lin, Hsien-Lung Tsai, Wei-Ying Chu, Chin-Hsiang Chen
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Patent number: 11983475Abstract: A semiconductor device includes: M*1st conductors in a first layer of metallization (M*1st layer) and being aligned correspondingly along different corresponding ones of alpha tracks and representing corresponding inputs of a cell region in the semiconductor device; and M*2nd conductors in a second layer of metallization (M*2nd layer) aligned correspondingly along beta tracks, and the M*2nd conductors including at least one power grid (PG) segment and one or more of an output pin or a routing segment; and each of first and second ones of the input pins having a length sufficient to accommodate at most two access points; each of the access points of the first and second input pins being aligned to a corresponding different one of first to fourth beta tracks; and the PG segment being aligned with one of the first to fourth beta tracks.Type: GrantFiled: February 7, 2023Date of Patent: May 14, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Pin-Dai Sue, Po-Hsiang Huang, Fong-Yuan Chang, Chi-Yu Lu, Sheng-Hsiung Chen, Chin-Chou Liu, Lee-Chung Lu, Yen-Hung Lin, Li-Chun Tien, Yi-Kan Cheng
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Publication number: 20240147376Abstract: Apparatus and methods are provided for thermal throttling for UE configured with multi-panel transceiving on FR2. In one novel aspect, the UE prioritizes throttling actions based on signal qualities of each transceiving panel. In one embodiment, the switching to the target panel from the active panel is selected as the highest priority throttling action when the signal quality of the target panel is similar to the active panel. In another embodiment, the UE further determines if the quality of the target panel is sufficient to support mmW transceiving before switching to the target panel. In one embodiment, the UE reduces one or more antennae of an active panel when the signal quality difference between the active panel and the target panel is bigger than a predefined gap threshold.Type: ApplicationFiled: September 22, 2023Publication date: May 2, 2024Inventors: Chih-Chieh Lai, Feng-Wen Weng, Yu-Hung Huang, Chi-Hsiang Lin
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Patent number: 11964299Abstract: A method for manufacturing a golf ball having a multi-layered pattern is provided. Firstly, a semi-finished product of the golf ball is provided and includes a ball-shaped body and a base layer covering an outer surface of the ball-shaped body. Then, the semi-finished product of the golf ball is rotated at a predetermined rotation speed, and a color paint is applied to the semi-finished product of the golf ball by spraying from each of an upper position, a middle position, and a lower position. The multi-layered pattern includes an upper-layer pattern area, a mid-layer pattern area, and a lower-layer pattern area that are different in color from each other.Type: GrantFiled: October 26, 2021Date of Patent: April 23, 2024Assignee: FOREMOST GOLF MFG. LTD.Inventors: Chia-Sheng Huang, Chi-Ling Lin, Chia-Cheng Wu, Ching-Hsiang Liu
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Publication number: 20240128364Abstract: A semiconductor device includes a fin structure, a metal gate stack, a barrier structure and an epitaxial source/drain region. The fin structure is over a substrate. The metal gate stack is across the fin structure. The barrier structure is on opposite sides of the metal gate stack. The barrier structure comprises one or more passivation layers and one or more barrier layers, and the one or more passivation layers have a material different from a material of the one or more barrier layers. The epitaxial source/drain region is over the barrier structure.Type: ApplicationFiled: March 27, 2023Publication date: April 18, 2024Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Chun-Ming LUNG, Chung-Ting KO, Ting-Hsiang CHANG, Sung-En LIN, Chi On CHUI
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Publication number: 20240128127Abstract: A semiconductor device includes a single diffusion break (SDB) structure dividing a fin-shaped structure into a first portion and a second portion, an isolation structure on the SDB structure, a first spacer adjacent to the isolation structure, a metal gate adjacent to the isolation structure, a shallow trench isolation (STI around the fin-shaped structure, and a second isolation structure on the STI. Preferably, a top surface of the first spacer is lower than a top surface of the isolation structure and a bottom surface of the first spacer is lower than a bottom surface of the metal gate.Type: ApplicationFiled: December 28, 2023Publication date: April 18, 2024Applicant: UNITED MICROELECTRONICS CORP.Inventors: Chih-Kai Hsu, Ssu-l Fu, Chun-ya Chiu, Chi-Ting Wu, Chin-HUNG Chen, Yu-Hsiang Lin
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Publication number: 20240088027Abstract: An integrated circuit includes an inductor that includes a first set of conductors in at least a first metal layer, and a guard ring enclosing the inductor. The guard ring includes a first conductor extending in a first direction, a second conductor extending in a second direction, and a first set of staggered conductors coupled to a first end of the first conductor and a first end of the second conductor. The first set of staggered conductors includes a second set of conductors in a second metal layer, a third set of conductors in a third metal layer and a first set of vias coupling the second set of conductors with the third set of conductors. The third metal layer is above the second metal layer. All metal lines in the second metal layer that are part of the guard ring extend in the first direction.Type: ApplicationFiled: November 14, 2023Publication date: March 14, 2024Inventors: Chiao-Han LEE, Chi-Hsien LIN, Ho-Hsiang CHEN, Hsien-Yuan LIAO, Tzu-Jin YEH, Ying-Ta LU
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Patent number: 11927940Abstract: A management method for a cutting tool of a machine tool is provided. A user host imports a graphical data of a workpiece and a cutting tool database into CAM, and a user may select cutting tools to establish a complete machining process. T codes are replaced with electronic tags. Before executing a machine code comprising the electronic tags, the machine tool re-scans the cutting tools assembled at a tool turret and updates cutting tool arrangement information to ensure that the tool turret is equipped with the cutting tools used in the machining process. When the machine tool stores the electronic tags, a ready message is displayed for reminding an operator. When the electronic tags are not stored, the current storage location of a cutting tool lacked in the machining process or a warning message is displayed at the operation interface for reminding the operator.Type: GrantFiled: March 31, 2023Date of Patent: March 12, 2024Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Chao-Chuang Mai, Chin-Hui Chen, Chi-Hsiang Lin, Zi-Chiao Lin
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Publication number: 20230236577Abstract: A management method for a cutting tool of a machine tool is provided. A user host imports a graphical data of a workpiece and a cutting tool database into CAM, and a user may select cutting tools to establish a complete machining process. T codes are replaced with electronic tags. Before executing a machine code comprising the electronic tags, the machine tool re-scans the cutting tools assembled at a tool turret and updates cutting tool arrangement information to ensure that the tool turret is equipped with the cutting tools used in the machining process. When the machine tool stores the electronic tags, a ready message is displayed for reminding an operator. When the electronic tags are not stored, the current storage location of a cutting tool lacked in the machining process or a warning message is displayed at the operation interface for reminding the operator.Type: ApplicationFiled: March 31, 2023Publication date: July 27, 2023Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Chao-Chuang MAI, Chin-Hui CHEN, Chi-Hsiang LIN, Zi-Chiao LIN
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Patent number: 11650573Abstract: A management method for a cutting tool of a machine tool is provided. A user host imports a graphical data of a workpiece and a cutting tool database into CAM, and a user may select cutting tools to establish a complete machining process. T codes are replaced with electronic tags. Before executing a machine code comprising the electronic tags, the machine tool re-scans the cutting tools assembled at a tool turret and updates cutting tool arrangement information to ensure that the tool turret is equipped with the cutting tools used in the machining process. When the machine tool stores the electronic tags, a ready message is displayed for reminding an operator. When the electronic tags are not stored, the current storage location of a cutting tool lacked in the machining process or a warning message is displayed at the operation interface for reminding the operator.Type: GrantFiled: March 23, 2020Date of Patent: May 16, 2023Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Chao-Chuang Mai, Chin-Hui Chen, Chi-Hsiang Lin, Zi-Chiao Lin
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Publication number: 20220404195Abstract: A system for measuring periodic displacement of an object in periodic motion at a first frequency includes a light source module, a camera module and a processor. The light source module is configured to periodically illuminate the object at a second frequency that is different from the first frequency and that is related to a sum of the first frequency and a first constant. The camera module is configured to take pictures of the object. The processor is in communication with the camera module in order to receive the pictures, and is configured to determine periodic displacement of the object based on the pictures.Type: ApplicationFiled: June 13, 2022Publication date: December 22, 2022Applicant: NATIONAL CHUNG-HSING UNIVERSITYInventors: Jenq-Shyong Chen, Chun-Kuan Wu, Chi-Hsiang Lin
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Publication number: 20210240164Abstract: A management method for a cutting tool of a machine tool is provided. A user host imports a graphical data of a workpiece and a cutting tool database into CAM, and a user may select cutting tools to establish a complete machining process. T codes are replaced with electronic tags. Before executing a machine code comprising the electronic tags, the machine tool re-scans the cutting tools assembled at a tool turret and updates cutting tool arrangement information to ensure that the tool turret is equipped with the cutting tools used in the machining process. When the machine tool stores the electronic tags, a ready message is displayed for reminding an operator. When the electronic tags are not stored, the current storage location of a cutting tool lacked in the machining process or a warning message is displayed at the operation interface for reminding the operator.Type: ApplicationFiled: March 23, 2020Publication date: August 5, 2021Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Chao-Chuang MAI, Chin-Hui CHEN, Chi-Hsiang LIN, Zi-Chiao LIN
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Patent number: 6193307Abstract: A folding chair is disclosed. The folding chair has a pair of front legs each having an aperture defined therethrough. A tab is formed on an inside of each of the front legs and has a first orifice defined at an upper end thereof and aligned with the aperture. A protrusion is defined below the first orifice and a second orifice defined through the protrusion. A pair of links each have a hole defined at a first end thereof pivotally mounted on the front leg by a first pivot pin inserted through the hole, the aperture and the first orifice. A pair of rear legs are pivotally mounted with the links by a second pivot pin respectively. A seat plate pivotally mounted between the rear legs has two openings respectively defined at opposite sides thereof and is pivotally mounted on the tabs by two third pivot pins respectively inserted through the second orifices and the openings.Type: GrantFiled: June 19, 2000Date of Patent: February 27, 2001Inventor: Chi-Hsiang Lin
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Patent number: 5248858Abstract: An automotive muffler and dust catcher assembly comprising a muffler attached to a dust catcher, the muffler having an intake pipe for guiding a motor vehicle's exhaust emission into the dust catcher, and an outlet pipe for exhaust of intake gas, wherein the motor vehicle's exhaust emission is guided into the muffler by the intake pipe, forming into a turbulent flow of gas to stir up and heat water contained in the dust catcher and permitting particles in the exhaust emission to be carried in the water and gathered in a non-woven dust bag inside the dust catcher, and permitting the vibrating waves produced by the exhaust explosion of the motor vehicle's exhaust emission to be gradually absorbed by the moving flow of water in the dust catcher.Type: GrantFiled: April 8, 1992Date of Patent: September 28, 1993Inventor: Chi-Hsiang Lin