Patents by Inventor Chang Yun
Chang Yun 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: 12374542Abstract: A semiconductor structure includes a substrate; an isolation structure over the substrate; a first fin extending from the substrate and through the isolation structure; a first source/drain structure over the first fin; a contact etch stop layer over the isolation structure and contacting a first side face of the first source/drain structure; and a first dielectric structure contacting a second side face of the first source/drain structure. The first side face and the second side face are on opposite sides of the first fin in a cross-sectional view cut along a widthwise direction of the first fin. The first dielectric structure extends higher than the first source/drain structure.Type: GrantFiled: July 28, 2023Date of Patent: July 29, 2025Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Ming-Chang Wen, Chang-Yun Chang, Hsien-Chin Lin, Hung-Kai Chen
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Publication number: 20250230293Abstract: The thermally stable aliphatic polyketone composition comprises an aliphatic polyketone, a metal deactivator, a scavenger and at least one antioxidant. The thermally stable aliphatic polyketone composition can be used in connector assembly including but not limited to a backshell application.Type: ApplicationFiled: January 16, 2024Publication date: July 17, 2025Applicant: TE Connectivity Solutions GmbHInventors: Shruti DESHMUKH, Jason Thomas CHIOTA, Lei WANG, Hyo Chang YUN
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Publication number: 20250204017Abstract: A method includes providing a semiconductor substrate, and forming first and second metal gate stacks in a dummy region of the semiconductor substrate and third metal gate stacks in an active device region of the semiconductor substrate. The active device region is surrounded by the dummy region and includes a main area and a tip area protruding from the main area in a top view. The first metal gate stacks are associated with the tip area and having a first pattern density, and the second metal gate stacks are associated with the main area and having a second pattern density greater than the first pattern density. The method further includes performing a chemical mechanical polishing (CMP) process to the first, the second, and the third metal gate stacks. After the CMP process, the third metal gate stacks in the tip area and in the main area have a same height.Type: ApplicationFiled: March 3, 2025Publication date: June 19, 2025Inventors: Ming-Chang Wen, Yi-Ting Fu, Chen-Yu Tai, Keng-Yao Chen, Chang-Yun Chang
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Publication number: 20250149388Abstract: A system includes a gate formation tool configured to form a sacrificial gate structure and a replacement gate structure, a device dimension measuring tool configured to measure a dimension of the sacrificial gate structure, and a determination unit configured to pick an etching recipe from a series of etching recipes based on the measured dimension of the sacrificial gate structure. The gate formation tool is also configured to partially remove the sacrificial gate structure using the picked etching recipe to form a gate trench for filling the replacement gate structure therein. A portion of the sacrificial gate structure remains in the gate trench, and the series of etching recipes differ at least in a size of the remaining portion of the sacrificial gate structure.Type: ApplicationFiled: January 13, 2025Publication date: May 8, 2025Inventors: Chang-Jhih Syu, Hsiu-Hao Tsao, Chih-Hao Yu, Yu-Jiun Peng, Chang-Yun Chang
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Publication number: 20250124849Abstract: Embodiments of the present disclosure provide a method for setting, by a computing device, a bias voltage of a driver integrated circuit that supplies voltage to a display panel. The method includes: selecting one of a plurality of pre-stored scenarios based on a change in a flicker index and applying a bias voltage to the display panel according to a level based on the selected scenario, and recording, to the driver integrated circuit, a level of the bias voltage which corresponds to a minimum value in a fitted quadratic function. According to a system and a method for setting the bias voltage according to embodiments of the present disclosure, the level of the bias voltage that minimizes the flicker phenomenon by minimizing a change in luminance of the display panel based on the bias voltage can be calculated through minimal measurements.Type: ApplicationFiled: May 21, 2024Publication date: April 17, 2025Inventors: Chang Yun MOON, Hun Bae KIM, In Jun BAE, Ga Ram KIM, Woon Yong LIM
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Patent number: 12243782Abstract: The present disclosure describes fabricating devices with tunable gate height and effective capacitance. A method includes forming a first metal gate stack in a dummy region of a semiconductor substrate and a second metal gate stack in an active device region of the semiconductor substrate, and performing a chemical mechanical polishing (CMP) process using a slurry including charged abrasive nanoparticles. The first and second metal gate stacks are different in composition. The charged abrasive nanoparticles include a first concentration in the active device region different from a second concentration in the dummy region.Type: GrantFiled: August 4, 2023Date of Patent: March 4, 2025Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING C0., LTD.Inventors: Ming-Chang Wen, Chang-Yun Chang, Keng-Yao Chen, Chen-Yu Tai, Yi-Ting Fu
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Patent number: 12218239Abstract: A semiconductor structure includes an isolation feature formed in the semiconductor substrate and a first fin-type active region. The first fin-type active region extends in a first direction. A dummy gate stack is disposed on an end region of the first fin-type active region. The dummy, gate stack may overlie an isolation structure. In an embodiment, any recess such as formed for a source/drain region in the first fin-type active region will be displaced from the isolation region by the distance the dummy gate stack overlaps the first fin-type active region.Type: GrantFiled: May 24, 2023Date of Patent: February 4, 2025Assignee: Mosaid Technologies IncorporatedInventors: Shao-Ming Yu, Chang-Yun Chang, Chih-Hao Chang, Hsin-Chih Chen, Kai-Tai Chang, Ming-Feng Shieh, Kuei-Liang Lu, Yi-Tang Lin
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Patent number: 12198988Abstract: A method includes forming an active region on a substrate, forming a sacrificial gate stack engaging the active region, measuring a gate length of the sacrificial gate stack at a height lower than a top surface of the active region, selecting an etching recipe based on the measured gate length of the sacrificial gate stack, etching the sacrificial gate stack with the etching recipe to form a gate trench, and forming a metal gate stack in the gate trench.Type: GrantFiled: February 6, 2023Date of Patent: January 14, 2025Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTDInventors: Chang-Jhih Syu, Chih-Hao Yu, Chang-Yun Chang, Hsiu-Hao Tsao, Yu-Jiun Peng
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Publication number: 20240397690Abstract: A semiconductor structure includes a first transistor and a second transistor, and a dielectric structure separating the first transistor from the second transistor. The first transistor includes a first gate structure and the second transistor includes a second gate structure. The dielectric structure includes a first portion sandwiched between the first gate structure and the second gate structure along a first direction, and a second portion protruding from the first portion along a second direction perpendicular to the first direction. The first portion has a first width and the second portion has a second width less than the first width, the first width and the second width being along the first direction, and the first portion has a first height and the second portion has a second height less than the first height.Type: ApplicationFiled: July 30, 2024Publication date: November 28, 2024Inventors: Ming-Chang Wen, Kuo-Hsiu Hsu, Jyun-Yu Tian, Wan-Yao Wu, Chang-Yun Chang, Hung-Kai Chen, Lien Jung Hung
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Patent number: 12156394Abstract: SRAM structures are provided. An SRAM structure includes a substrate, a P-type well region over the substrate, an N-type well region over the substrate, a PMOS transistor in the N-type well region, an NMOS transistor in the P-type well region, an isolation region over the boundary between the P-type well region and the N-type well region, and a dielectric structure formed in the isolation region and extending from the isolation region to the boundary between the P-type well region and the N-type well region. The depth of the dielectric structure is greater than that of the isolation region. The PMOS transistor is separated from the NMOS transistor by the isolation region.Type: GrantFiled: April 25, 2022Date of Patent: November 26, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Ming-Chang Wen, Kuo-Hsiu Hsu, Jyun-Yu Tian, Wan-Yao Wu, Chang-Yun Chang, Hung-Kai Chen, Lien Jung Hung
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Publication number: 20240379364Abstract: In an embodiment, a structure includes: a semiconductor substrate; a gate spacer over the semiconductor substrate, the gate spacer having an upper portion and a lower portion, a first width of the upper portion decreasing continually in a first direction extending away from a top surface of the semiconductor substrate, a second width of the lower portion being constant along the first direction; a gate stack extending along a first sidewall of the gate spacer and the top surface of the semiconductor substrate; and an epitaxial source/drain region adjacent a second sidewall of the gate spacer.Type: ApplicationFiled: July 22, 2024Publication date: November 14, 2024Inventors: Yu-Jiun Peng, Hsiu-Hao Tsao, Shu-Han Chen, Chang-Jhih Syu, Kuo-Feng Yu, Jian-Hao Chen, Chih-Hao Yu, Chang-Yun Chang
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Publication number: 20240363423Abstract: The present disclosure describes a method of fabricating a semiconductor structure that includes forming a gate structure over a substrate, forming an interlayer dielectric structure surrounding the gate structures, and forming a first opening in the gate structure and the interlayer dielectric structure. The first opening has a first portion in the gate structure and a second portion in the interlayer dielectric structure, in which the first portion has a width larger than the second portion. The method further includes depositing a dielectric layer in the first opening and forming a second opening over the first opening. The first portion of the opening remains open and the second portion of the opening is filled after depositing the dielectric layer. The second opening in the gate structure has a depth larger than the first opening in the gate structure.Type: ApplicationFiled: July 9, 2024Publication date: October 31, 2024Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Wan-Yao WU, Chang-Yun Chang, Ming-Chang Wen
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Publication number: 20240304497Abstract: The embodiments described herein are directed to a method for mitigating the fringing capacitances generated by patterned gate structures. The method includes forming a gate structure on fin structures disposed on a substrate; forming an opening in the gate structure to divide the gate structure into a first section and a second section, where the first and second sections are spaced apart by the opening. The method also includes forming a fill structure in the opening, where forming the fill structure includes depositing a silicon nitride liner in the opening to cover sidewall surfaces of the opening and depositing silicon oxide on the silicon nitride liner.Type: ApplicationFiled: May 17, 2024Publication date: September 12, 2024Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Keng-Yao CHEN, Chang-Yun CHANG, Ming-Chang WEN
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Patent number: 12057349Abstract: The present disclosure describes a method of fabricating a semiconductor structure that includes forming a gate structure over a substrate, forming an interlayer dielectric structure surrounding the gate structures, and forming a first opening in the gate structure and the interlayer dielectric structure. The first opening has a first portion in the gate structure and a second portion in the interlayer dielectric structure, in which the first portion has a width larger than the second portion. The method further includes depositing a dielectric layer in the first opening and forming a second opening over the first opening. The first portion of the opening remains open and the second portion of the opening is filled after depositing the dielectric layer. The second opening in the gate structure has a depth larger than the first opening in the gate structure.Type: GrantFiled: November 15, 2021Date of Patent: August 6, 2024Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Wan-Yao Wu, Chang-Yun Chang, Ming-Chang Wen
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Publication number: 20240213097Abstract: A device includes a semiconductor fin, a gate structure, gate spacers, and a dielectric feature. The semiconductor fin is over a substrate. The gate structure is over the semiconductor fin and includes a gate dielectric layer over the semiconductor fin and a gate metal covering the gate dielectric layer. The gate spacers are on opposite sides of the gate structure. The dielectric feature is over the substrate. The dielectric feature is in contact with the gate metal, the gate dielectric layer, and the gate spacers, and an interface between the gate metal and the dielectric feature is substantially aligned with an interface between the dielectric feature and one of the gate spacers.Type: ApplicationFiled: February 6, 2024Publication date: June 27, 2024Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Chang-Yun CHANG, Bone-Fong WU, Ming-Chang WEN, Ya-Hsiu LIN
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Publication number: 20240207438Abstract: Disclosed is a liquid crystal-based multifunctional micro robot including a micro structure including at least one topological defect, an adherent micro particle that is bound to the topological defect and induces self-assembly of a target including a bacterium and a target material based on an antigen-antibody reaction, a physical binding reaction, or a chemical binding reaction, and the bacterium that is attached to the adherent micro particle and provides self-power so that the micro structure approaches the target material.Type: ApplicationFiled: October 5, 2023Publication date: June 27, 2024Inventors: Young-Ki Kim, Sangmin Jeon, Chang Yun Son, Minjae Lee, Yena Choi, Jin-Kang Choi, Kwang-Suk Oh, Hyunsoo Han, Eunsu Cho
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Patent number: 12020989Abstract: The embodiments described herein are directed to a method for mitigating the fringing capacitances generated by patterned gate structures. The method includes forming a gate structure on fin structures disposed on a substrate; forming an opening in the gate structure to divide the gate structure into a first section and a second section, where the first and second sections are spaced apart by the opening. The method also includes forming a fill structure in the opening, where forming the fill structure includes depositing a silicon nitride liner in the opening to cover sidewall surfaces of the opening and depositing silicon oxide on the silicon nitride liner.Type: GrantFiled: July 27, 2022Date of Patent: June 25, 2024Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Keng-Yao Chen, Chang-Yun Chang, Ming-Chang Wen
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Patent number: 12009266Abstract: The embodiments described herein are directed to a method for mitigating the fringing capacitances generated by patterned gate structures. The method includes forming a gate structure on fin structures disposed on a substrate; forming an opening in the gate structure to divide the gate structure into a first section and a second section, where the first and second sections are spaced apart by the opening. The method also includes forming a fill structure in the opening, where forming the fill structure includes depositing a silicon nitride liner in the opening to cover sidewall surfaces of the opening and depositing silicon oxide on the silicon nitride liner.Type: GrantFiled: December 18, 2019Date of Patent: June 11, 2024Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Keng-Yao Chen, Chang-Yun Chang, Ming-Chang Wen
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Publication number: 20240124684Abstract: A novel additive comprising an oxamide additive with long chains is described herein. The additive can be incorporated into a thermoplastic polymer to form a thermoplastic polymer composite. The additive modifies the surface of the thermoplastic polymer to render the oil, water or dust repellent properties to the thermoplastic polymer composite.Type: ApplicationFiled: September 7, 2023Publication date: April 18, 2024Applicant: TE Connectivity Solutions GmbHInventors: Lei WANG, Ting GAO, Dejie TAO, Hyo Chang YUN
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Patent number: 11948842Abstract: A device includes a substrate; semiconductor fins extending from the substrate; a liner layer on sidewalls of the semiconductor fins; an etch stop layer over the substrate and extending laterally from a first portion of the liner layer on a first one of the semiconductor fins to a second portion of the line layer on a second one of the semiconductor fins; an isolation structure over the etch stop layer, wherein the etch stop layer and the isolation structure include different materials; a gate dielectric layer over a top surface of the isolation structure; and a dielectric feature extending through the gate dielectric layer and into the isolation structure, wherein the isolation structure and the dielectric feature collectively extend laterally from the first portion of the liner layer to the second portion of the line layer.Type: GrantFiled: April 26, 2021Date of Patent: April 2, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Ming-Chang Wen, Chang-Yun Chang, Hsien-Chin Lin, Hung-Kai Chen