Patents by Inventor Chi-Mao Hsu
Chi-Mao Hsu 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: 20240363539Abstract: A semiconductor device including a substrate having a NMOS region and a PMOS region; a metal gate extending continuously along a first direction from the NMOS region to the PMOS region on the substrate; a first source/drain region extending along a second direction adjacent to two sides of the metal gate on the NMOS region; a second source/drain region extending along the second direction adjacent to two sides of the metal gate on the PMOS region; a first contact plug landing on the second source/drain region adjacent to one side of the metal gate; a second contact plug landing on the second source/drain region adjacent to another side of the metal gate; and a third contact plug landing directly on a portion of the metal gate on the PMOS region and between the first contact plug and the second contact plug.Type: ApplicationFiled: July 4, 2024Publication date: October 31, 2024Applicant: UNITED MICROELECTRONICS CORP.Inventors: Shih-Cheng Chen, Li-Hsuan Ho, Tsuo-Wen Lu, Shih-Hao Liang, Tsung-Hsun Wu, Po-Jen Chuang, Chi-Mao Hsu
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Patent number: 12119272Abstract: A semiconductor device includes a fin-shaped structure on a substrate, a single diffusion break (SDB) structure in the fin-shaped structure to divide the first fin-shaped structure into a first portion and a second portion, and more than two gate structures on the SDB structure. Preferably, the more than two gate structures include a first gate structure, a second gate structure, a third gate structure, and a fourth gate structure disposed on the SDB structure.Type: GrantFiled: August 14, 2023Date of Patent: October 15, 2024Assignee: UNITED MICROELECTRONICS CORP.Inventors: Fu-Jung Chuang, Po-Jen Chuang, Yu-Ren Wang, Chi-Mao Hsu, Chia-Ming Kuo, Guan-Wei Huang, Chun-Hsien Lin
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Patent number: 12107151Abstract: A semiconductor device includes a gate structure on a substrate, a first spacer on sidewalls of gate structure, a second spacer on sidewalls of the first spacer, a polymer block adjacent to the first spacer and on a corner between the gate structure and the substrate, an interfacial layer under the polymer block, and a source/drain region adjacent to two sides of the first spacer. Preferably, the polymer block is surrounded by the first spacer, the interfacial layer, and the second spacer.Type: GrantFiled: June 13, 2023Date of Patent: October 1, 2024Assignee: UNITED MICROELECTRONICS CORP.Inventors: Fu-Jung Chuang, Tsuo-Wen Lu, Chia-Ming Kuo, Po-Jen Chuang, Chi-Mao Hsu
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Patent number: 12057401Abstract: A semiconductor device including a substrate having a NMOS region and a PMOS region; a metal gate extending continuously along a first direction from the NMOS region to the PMOS region on the substrate; a first source/drain region extending along a second direction adjacent to two sides of the metal gate on the NMOS region; a second source/drain region extending along the second direction adjacent to two sides of the metal gate on the PMOS region; a first contact plug landing on the second source/drain region adjacent to one side of the metal gate; a second contact plug landing on the second source/drain region adjacent to another side of the metal gate; and a third contact plug landing directly on a portion of the metal gate on the PMOS region and between the first contact plug and the second contact plug.Type: GrantFiled: July 27, 2023Date of Patent: August 6, 2024Assignee: UNITED MICROELECTRONICS CORP.Inventors: Shih-Cheng Chen, Li-Hsuan Ho, Tsuo-Wen Lu, Shih-Hao Liang, Tsung-Hsun Wu, Po-Jen Chuang, Chi-Mao Hsu
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Patent number: 11877433Abstract: The present invention provides a storage node contact structure of a memory device comprising a substrate having a dielectric layer comprising a recess, a first tungsten metal layer, and an adhesive layer on the first tungsten metal layer and a second tungsten metal layer on the adhesive layer, wherein the second tungsten metal layer is formed by a physical vapor deposition (PVD).Type: GrantFiled: July 16, 2020Date of Patent: January 16, 2024Assignees: UNITED MICROELECTRONICS CORP., Fujian Jinhua Integrated Circuit Co., Ltd.Inventors: Pin-Hong Chen, Tsun-Min Cheng, Chih-Chieh Tsai, Tzu-Chieh Chen, Kai-Jiun Chang, Chia-Chen Wu, Yi-An Huang, Yi-Wei Chen, Hsin-Fu Huang, Chi-Mao Hsu, Li-Wei Feng, Ying-Chiao Wang, Chung-Yen Feng
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Publication number: 20230386939Abstract: A semiconductor device includes a fin-shaped structure on a substrate, a single diffusion break (SDB) structure in the fin-shaped structure to divide the first fin-shaped structure into a first portion and a second portion, and more than two gate structures on the SDB structure. Preferably, the more than two gate structures include a first gate structure, a second gate structure, a third gate structure, and a fourth gate structure disposed on the SDB structure.Type: ApplicationFiled: August 14, 2023Publication date: November 30, 2023Applicant: UNITED MICROELECTRONICS CORP.Inventors: Fu-Jung Chuang, Po-Jen Chuang, Yu-Ren Wang, Chi-Mao Hsu, Chia-Ming Kuo, Guan-Wei Huang, Chun-Hsien Lin
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Publication number: 20230369227Abstract: A semiconductor device including a substrate having a NMOS region and a PMOS region; a metal gate extending continuously along a first direction from the NMOS region to the PMOS region on the substrate; a first source/drain region extending along a second direction adjacent to two sides of the metal gate on the NMOS region; a second source/drain region extending along the second direction adjacent to two sides of the metal gate on the PMOS region; a first contact plug landing on the second source/drain region adjacent to one side of the metal gate; a second contact plug landing on the second source/drain region adjacent to another side of the metal gate; and a third contact plug landing directly on a portion of the metal gate on the PMOS region and between the first contact plug and the second contact plug.Type: ApplicationFiled: July 27, 2023Publication date: November 16, 2023Applicant: UNITED MICROELECTRONICS CORP.Inventors: Shih-Cheng Chen, Li-Hsuan Ho, Tsuo-Wen Lu, Shih-Hao Liang, Tsung-Hsun Wu, Po-Jen Chuang, Chi-Mao Hsu
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Patent number: 11791219Abstract: A method for fabricating semiconductor device includes the steps of first providing a substrate having a fin-shaped structure thereon, forming a single diffusion break (SDB) structure in the substrate to divide the fin-shaped structure into a first portion and a second portion, and then forming more than one gate structures such as a first gate structure and a second gate structure on the SDB structure. Preferably, each of the first gate structure and the second gate structure overlaps the fin-shaped structure and the SDB structure.Type: GrantFiled: November 7, 2022Date of Patent: October 17, 2023Assignee: UNITED MICROELECTRONICS CORP.Inventors: Fu-Jung Chuang, Po-Jen Chuang, Yu-Ren Wang, Chi-Mao Hsu, Chia-Ming Kuo, Guan-Wei Huang, Chun-Hsien Lin
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Publication number: 20230327000Abstract: A semiconductor device includes a gate structure on a substrate, a first spacer on sidewalls of gate structure, a second spacer on sidewalls of the first spacer, a polymer block adjacent to the first spacer and on a corner between the gate structure and the substrate, an interfacial layer under the polymer block, and a source/drain region adjacent to two sides of the first spacer. Preferably, the polymer block is surrounded by the first spacer, the interfacial layer, and the second spacer.Type: ApplicationFiled: June 13, 2023Publication date: October 12, 2023Applicant: UNITED MICROELECTRONICS CORP.Inventors: Fu-Jung Chuang, Tsuo-Wen Lu, Chia-Ming Kuo, Po-Jen Chuang, Chi-Mao Hsu
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Patent number: 11756888Abstract: A semiconductor device including a substrate having a NMOS region and a PMOS region; a metal gate extending continuously along a first direction from the NMOS region to the PMOS region on the substrate; a first source/drain region extending along a second direction adjacent to two sides of the metal gate on the NMOS region; a second source/drain region extending along the second direction adjacent to two sides of the metal gate on the PMOS region; a first contact plug landing on the second source/drain region adjacent to one side of the metal gate; a second contact plug landing on the second source/drain region adjacent to another side of the metal gate; and a third contact plug landing directly on a portion of the metal gate on the PMOS region and between the first contact plug and the second contact plug.Type: GrantFiled: October 5, 2021Date of Patent: September 12, 2023Assignee: UNITED MICROELECTRONICS CORP.Inventors: Shih-Cheng Chen, Li-Hsuan Ho, Tsuo-Wen Lu, Shih-Hao Liang, Tsung-Hsun Wu, Po-Jen Chuang, Chi-Mao Hsu
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Patent number: 11749743Abstract: A semiconductor device includes a gate structure on a substrate, a first spacer on sidewalls of gate structure, a second spacer on sidewalls of the first spacer, a polymer block adjacent to the first spacer and on a corner between the gate structure and the substrate, an interfacial layer under the polymer block, and a source/drain region adjacent to two sides of the first spacer. Preferably, the polymer block is surrounded by the first spacer, the interfacial layer, and the second spacer.Type: GrantFiled: October 18, 2022Date of Patent: September 5, 2023Assignee: UNITED MICROELECTRONICS CORP.Inventors: Fu-Jung Chuang, Tsuo-Wen Lu, Chia-Ming Kuo, Po-Jen Chuang, Chi-Mao Hsu
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Publication number: 20230058811Abstract: A method for fabricating semiconductor device includes the steps of first providing a substrate having a fin-shaped structure thereon, forming a single diffusion break (SDB) structure in the substrate to divide the fin-shaped structure into a first portion and a second portion, and then forming more than one gate structures such as a first gate structure and a second gate structure on the SDB structure. Preferably, each of the first gate structure and the second gate structure overlaps the fin-shaped structure and the SDB structure.Type: ApplicationFiled: November 7, 2022Publication date: February 23, 2023Applicant: UNITED MICROELECTRONICS CORP.Inventors: Fu-Jung Chuang, Po-Jen Chuang, Yu-Ren Wang, Chi-Mao Hsu, Chia-Ming Kuo, Guan-Wei Huang, Chun-Hsien Lin
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Publication number: 20230041596Abstract: A semiconductor device includes a gate structure on a substrate, a first spacer on sidewalls of gate structure, a second spacer on sidewalls of the first spacer, a polymer block adjacent to the first spacer and on a corner between the gate structure and the substrate, an interfacial layer under the polymer block, and a source/drain region adjacent to two sides of the first spacer. Preferably, the polymer block is surrounded by the first spacer, the interfacial layer, and the second spacer.Type: ApplicationFiled: October 18, 2022Publication date: February 9, 2023Applicant: UNITED MICROELECTRONICS CORP.Inventors: Fu-Jung Chuang, Tsuo-Wen Lu, Chia-Ming Kuo, Po-Jen Chuang, Chi-Mao Hsu
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Patent number: 11527448Abstract: A method for fabricating semiconductor device includes the steps of first providing a substrate having a fin-shaped structure thereon, forming a single diffusion break (SDB) structure in the substrate to divide the fin-shaped structure into a first portion and a second portion, and then forming more than one gate structures such as a first gate structure and a second gate structure on the SDB structure. Preferably, each of the first gate structure and the second gate structure overlaps the fin-shaped structure and the SDB structure.Type: GrantFiled: December 27, 2020Date of Patent: December 13, 2022Assignee: UNITED MICROELECTRONICS CORP.Inventors: Fu-Jung Chuang, Po-Jen Chuang, Yu-Ren Wang, Chi-Mao Hsu, Chia-Ming Kuo, Guan-Wei Huang, Chun-Hsien Lin
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Patent number: 11508832Abstract: A method for fabricating semiconductor device includes the steps of: forming a gate structure on a substrate; forming a polymer block on a corner between the gate structure and the substrate; performing a cleaning process; performing an oxidation process by injecting oxygen gas under 750° C. to form a first seal layer on sidewalls of the gate structure; and forming a source/drain region adjacent to two sides of the gate structure.Type: GrantFiled: March 23, 2021Date of Patent: November 22, 2022Assignee: UNITED MICROELECTRONICS CORP.Inventors: Fu-Jung Chuang, Tsuo-Wen Lu, Chia-Ming Kuo, Po-Jen Chuang, Chi-Mao Hsu
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Publication number: 20220238632Abstract: A method for forming a thin film resistor with improved thermal stability is disclosed. A substrate having thereon a first dielectric layer is provided. A resistive material layer is deposited on the first dielectric layer. A capping layer is deposited on the resistive material layer. The resistive material layer is then subjected to a thermal treatment at a pre-selected temperature higher than 350 degrees Celsius in a hydrogen or deuterium atmosphere. The capping layer and the resistive material layer are patterned to form a thin film resistor on the first dielectric layer.Type: ApplicationFiled: January 27, 2021Publication date: July 28, 2022Inventors: Kuo-Chih Lai, Chi-Mao Hsu, Shih-Min Chou, Nien-Ting Ho, Wei-Ming Hsiao, Li-Han Chen, Szu-Yao Yu, Hsin-Fu Huang
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Patent number: 11239241Abstract: A fabricating method of a semiconductive element includes providing a substrate, wherein an amorphous silicon layer covers the substrate. Then, a titanium nitride layer is provided to cover and contact the amorphous silicon layer. Later, a titanium layer is formed to cover the titanium nitride layer. Finally, a thermal process is performed to transform the titanium nitride layer into a nitrogen-containing titanium silicide layer.Type: GrantFiled: September 26, 2019Date of Patent: February 1, 2022Assignees: UNITED MICROELECTRONICS CORP., Fujian Jinhua Integrated Circuit Co., Ltd.Inventors: Pin-Hong Chen, Yi-Wei Chen, Chih-Chieh Tsai, Tzu-Chieh Chen, Tsun-Min Cheng, Chi-Mao Hsu
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Patent number: 11239243Abstract: A method of manufacturing a semiconductor device for preventing row hammering issue in DRAM cell, including the steps of providing a substrate, forming a trench in the substrate, forming a gate dielectric conformally on the trench, forming an n-type work function metal layer conformally on the substrate and the gate dielectric, forming a titanium nitride layer conformally on the n-type work function metal layer, and filling a buried word line in the trench.Type: GrantFiled: May 5, 2020Date of Patent: February 1, 2022Assignees: UNITED MICROELECTRONICS CORP., Fujian Jinhua Integrated Circuit Co., Ltd.Inventors: Chih-Chieh Tsai, Pin-Hong Chen, Tzu-Chieh Chen, Tsun-Min Cheng, Yi-Wei Chen, Hsin-Fu Huang, Chi-Mao Hsu, Shih-Fang Tzou
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Publication number: 20220028787Abstract: A semiconductor device including a substrate having a NMOS region and a PMOS region; a metal gate extending continuously along a first direction from the NMOS region to the PMOS region on the substrate; a first source/drain region extending along a second direction adjacent to two sides of the metal gate on the NMOS region; a second source/drain region extending along the second direction adjacent to two sides of the metal gate on the PMOS region; a first contact plug landing on the second source/drain region adjacent to one side of the metal gate; a second contact plug landing on the second source/drain region adjacent to another side of the metal gate; and a third contact plug landing directly on a portion of the metal gate on the PMOS region and between the first contact plug and the second contact plug.Type: ApplicationFiled: October 5, 2021Publication date: January 27, 2022Applicant: UNITED MICROELECTRONICS CORP.Inventors: Shih-Cheng Chen, Li-Hsuan Ho, Tsuo-Wen Lu, Shih-Hao Liang, Tsung-Hsun Wu, Po-Jen Chuang, Chi-Mao Hsu
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Patent number: 11171091Abstract: A semiconductor device includes a substrate having a NMOS region and a PMOS region; a gate structure extending along a first direction from the NMOS region to the PMOS region on the substrate; and a first contact plug landing directly on the gate structure closer to the PMOS region from a boundary separating the NMOS region and the PMOS region. Preferably, the semiconductor device further includes a first source/drain region extending along a second direction adjacent to two sides of the gate structure on the NMOS region and a second source/drain region extending along the second direction adjacent to two sides of the gate structure on the PMOS region.Type: GrantFiled: November 25, 2019Date of Patent: November 9, 2021Assignee: UNITED MICROELECTRONICS CORP.Inventors: Shih-Cheng Chen, Li-Hsuan Ho, Tsuo-Wen Lu, Shih-Hao Liang, Tsung-Hsun Wu, Po-Jen Chuang, Chi-Mao Hsu