Patents by Inventor Fu-Wei YAO
Fu-Wei YAO 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: 20240087962Abstract: A semiconductor structure and method for manufacturing thereof are provided. The semiconductor structure includes a silicon substrate having a first surface, a III-V layer on the first surface of the silicon substrate and over a first active region, and an isolation region in a portion of the III-V layer extended beyond the first active region. The first active region is in proximal to the first surface. The method includes the following operations. A silicon substrate having a first device region and a second device region is provided, a first active region is defined in the first device region, a III-V layer is formed on the silicon substrate, an isolation region is defined across a material interface in the III-V layer by an implantation operation, and an interconnect penetrating through the isolation region is formed.Type: ApplicationFiled: November 24, 2023Publication date: March 14, 2024Inventors: MAN-HO KWAN, FU-WEI YAO, RU-YI SU, CHUN LIN TSAI, ALEXANDER KALNITSKY
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Patent number: 11854909Abstract: A semiconductor structure and method for manufacturing thereof are provided. The semiconductor structure includes a silicon substrate having a first surface, a III-V layer on the first surface of the silicon substrate and over a first active region, and an isolation region in a portion of the III-V layer extended beyond the first active region. The first active region is in proximal to the first surface. The method includes the following operations. A silicon substrate having a first device region and a second device region is provided, a first active region is defined in the first device region, a III-V layer is formed on the silicon substrate, an isolation region is defined across a material interface in the III-V layer by an implantation operation, and an interconnect penetrating through the isolation region is formed.Type: GrantFiled: July 26, 2022Date of Patent: December 26, 2023Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.Inventors: Man-Ho Kwan, Fu-Wei Yao, Ru-Yi Su, Chun Lin Tsai, Alexander Kalnitsky
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Patent number: 11843047Abstract: In some embodiments, the present disclosure relates to an integrated transistor device, including a first barrier layer arranged over a substrate. Further, an undoped layer may be arranged over the first barrier layer and have a n-channel device region laterally next to a p-channel device region. The n-channel device region of the undoped layer has a topmost surface that is above a topmost surface of the p-channel device region of the undoped layer. The integrated transistor device may further comprise a second barrier layer over the n-channel device region of the undoped layer. A first gate electrode is arranged over the second barrier layer, and a second gate electrode is arranged over the p-channel device region of the undoped layer.Type: GrantFiled: May 24, 2022Date of Patent: December 12, 2023Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Man-Ho Kwan, Fu-Wei Yao, Chun Lin Tsai, Jiun-Lei Jerry Yu, Ting-Fu Chang
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Publication number: 20230387281Abstract: Various embodiments of the present disclosure are directed towards an integrated chip a first undoped layer overlies a substrate. A first barrier layer overlies the first undoped layer and has a first thickness. A first doped layer overlies the first barrier layer and is disposed laterally within an n-channel device region of the substrate. A second barrier layer overlies the first barrier layer and is disposed within a p-channel device region that is laterally adjacent to the n-channel device region. The second barrier layer has a second thickness that is greater than the first thickness. A second undoped layer overlies the second barrier layer. A second doped layer overlies the second undoped layer. The second undoped layer and the second doped layer are disposed within the p-channel device region.Type: ApplicationFiled: August 3, 2023Publication date: November 30, 2023Inventors: Man-Ho Kwan, Fu-Wei Yao, Chun Lin Tsai, Jiun-Lei Jerry Yu, Ting-Fu Chang
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Patent number: 11824109Abstract: Various embodiments of the present disclosure are directed towards an integrated chip a first undoped layer overlies a substrate. A first barrier layer overlies the first undoped layer and has a first thickness. A first doped layer overlies the first barrier layer and is disposed laterally within an n-channel device region of the substrate. A second barrier layer overlies the first barrier layer and is disposed within a p-channel device region that is laterally adjacent to the n-channel device region. The second barrier layer has a second thickness that is greater than the first thickness. A second undoped layer overlies the second barrier layer. A second doped layer overlies the second undoped layer. The second undoped layer and the second doped layer are disposed within the p-channel device region.Type: GrantFiled: July 20, 2022Date of Patent: November 21, 2023Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Man-Ho Kwan, Fu-Wei Yao, Chun Lin Tsai, Jiun-Lei Jerry Yu, Ting-Fu Chang
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Publication number: 20230369449Abstract: The transistor includes a first III-V compound layer. A second III-V compound layer is disposed on the first III-V compound layer and is different from the first III-V compound layer in composition. A carrier channel is located between the first III-V compound layer and the second III-V compound layer. A source feature and a drain feature are disposed on the second III-V compound layer.Type: ApplicationFiled: July 27, 2023Publication date: November 16, 2023Inventors: Chun-Wei Hsu, Jiun-Lei Jerry Yu, Fu-Wei Yao, Chen-Ju Yu, Fu-Chih Yang, Chun Lin Tsai
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Patent number: 11804538Abstract: A method of forming a high electron mobility transistor (HEMT) includes a first III-V compound layer and a second III-V compound layer disposed on the first III-V compound layer and is different from the first III-V compound layer in composition. A source feature and a drain feature are disposed on the second III-V compound layer. A p-type layer is disposed on a portion of the second III-V compound layer between the source feature and the drain feature. A gate electrode is disposed on the p-type layer. A capping layer is disposed on the second III-V compound layer.Type: GrantFiled: May 26, 2021Date of Patent: October 31, 2023Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Chun-Wei Hsu, Jiun-Lei Jerry Yu, Fu-Wei Yao, Chen-Ju Yu, Fu-Chih Yang, Chun Lin Tsai
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Publication number: 20230299133Abstract: The present disclosure relates to an integrated chip. The integrated chip includes a substrate. A doped isolation region is disposed within the substrate and includes a horizontally extending segment and one or more vertically extending segments extending outward from the horizontally extending segment. The substrate includes a first sidewall and a second sidewall separated from the first sidewall a non-zero distance. The non-zero distance is directly over the one or more vertically extending segments.Type: ApplicationFiled: May 26, 2023Publication date: September 21, 2023Inventors: Fu-Wei Yao, Chun Lin Tsai, Jiun-Lei Jerry Yu, Man-Ho Kwan
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Patent number: 11705486Abstract: The present disclosure relates to an integrated chip. The integrated chip includes a first III-V semiconductor material over a substrate and a second III-V semiconductor material over the first III-V semiconductor material. The second III-V semiconductor material is a different material than the first III-V semiconductor material. A doped region has a horizontally extending segment and one or more vertically extending segments protruding vertically outward from the horizontally extending segment. The horizontally extending segment is arranged below the first III-V semiconductor material.Type: GrantFiled: October 27, 2020Date of Patent: July 18, 2023Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Fu-Wei Yao, Chun Lin Tsai, Jiun-Lei Jerry Yu, Man-Ho Kwan
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Patent number: 11522077Abstract: Various embodiments of the present disclosure are directed towards an integrated chip a first undoped layer overlies a substrate. A first barrier layer overlies the first undoped layer and has a first thickness. A first doped layer overlies the first barrier layer and is disposed laterally within an n-channel device region of the substrate. A second barrier layer overlies the first barrier layer and is disposed within a p-channel device region that is laterally adjacent to the n-channel device region. The second barrier layer has a second thickness that is greater than the first thickness. A second undoped layer overlies the second barrier layer. A second doped layer overlies the second undoped layer. The second undoped layer and the second doped layer are disposed within the p-channel device region.Type: GrantFiled: May 27, 2020Date of Patent: December 6, 2022Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Man-Ho Kwan, Fu-Wei Yao, Chun Lin Tsai, Jiun-Lei Jerry Yu, Ting-Fu Chang
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Patent number: 11522066Abstract: Some embodiments of the present disclosure relate to a high electron mobility transistor (HEMT) which includes a heterojunction structure arranged over a semiconductor substrate. The heterojunction structure includes a binary III/V semiconductor layer is a first III-nitride material and a ternary III/V semiconductor layer arranged over the binary III/V semiconductor layer and is a second III-nitride material. Source and drain regions are arranged over the ternary III/V semiconductor layer. A gate structure is arranged over the heterojunction structure and arranged between the source and drain regions. The gate structure is a third III-nitride material. A first passivation layer directly contacts an entire sidewall surface of the gate structure and is a fourth III-nitride material. The entire sidewall surface has no dangling bond. A second passivation layer is conformally disposed along the first passivation layer, the second passivation layer has no physical contact with the gate structure.Type: GrantFiled: December 8, 2020Date of Patent: December 6, 2022Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Han-Chin Chiu, Chi-Ming Chen, Cheng-Yuan Tsai, Fu-Wei Yao
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Publication number: 20220359295Abstract: A semiconductor structure and method for manufacturing thereof are provided. The semiconductor structure includes a silicon substrate having a first surface, a III-V layer on the first surface of the silicon substrate and over a first active region, and an isolation region in a portion of the III-V layer extended beyond the first active region. The first active region is in proximal to the first surface. The method includes the following operations. A silicon substrate having a first device region and a second device region is provided, a first active region is defined in the first device region, a III-V layer is formed on the silicon substrate, an isolation region is defined across a material interface in the layer by an implantation operation, and an interconnect penetrating through the isolation region is formed.Type: ApplicationFiled: July 26, 2022Publication date: November 10, 2022Inventors: MAN-HO KWAN, FU-WEI YAO, RU-YI SU, CHUN LIN TSAI, ALEXANDER KALNITSKY
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Publication number: 20220359738Abstract: Various embodiments of the present disclosure are directed towards an integrated chip a first undoped layer overlies a substrate. A first barrier layer overlies the first undoped layer and has a first thickness. A first doped layer overlies the first barrier layer and is disposed laterally within an n-channel device region of the substrate. A second barrier layer overlies the first barrier layer and is disposed within a p-channel device region that is laterally adjacent to the n-channel device region. The second barrier layer has a second thickness that is greater than the first thickness. A second undoped layer overlies the second barrier layer. A second doped layer overlies the second undoped layer. The second undoped layer and the second doped layer are disposed within the p-channel device region.Type: ApplicationFiled: July 20, 2022Publication date: November 10, 2022Inventors: Man-Ho Kwan, Fu-Wei Yao, Chun Lin Tsai, Jiun-Lei Jerry Yu, Ting-Fu Chang
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Publication number: 20220285540Abstract: In some embodiments, the present disclosure relates to an integrated transistor device, including a first barrier layer arranged over a substrate. Further, an undoped layer may be arranged over the first barrier layer and have a n-channel device region laterally next to a p-channel device region. The n-channel device region of the undoped layer has a topmost surface that is above a topmost surface of the p-channel device region of the undoped layer. The integrated transistor device may further comprise a second barrier layer over the n-channel device region of the undoped layer. A first gate electrode is arranged over the second barrier layer, and a second gate electrode is arranged over the p-channel device region of the undoped layer.Type: ApplicationFiled: May 24, 2022Publication date: September 8, 2022Inventors: Man-Ho Kwan, Fu-Wei Yao, Chun Lin Tsai, Jiun-Lei Jerry Yu, Ting-Fu Chang
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Patent number: 11430702Abstract: A semiconductor structure and method for manufacturing thereof are provided. The semiconductor structure includes a silicon substrate having a first surface, a III-V layer on the first surface of the silicon substrate and over a first active region, and an isolation region in a portion of the III-V layer extended beyond the first active region. The first active region is in proximal to the first surface. The method includes the following operations. A silicon substrate having a first device region and a second device region is provided, a first active region is defined in the first device region, a III-V layer is formed on the silicon substrate, an isolation region is defined across a material interface in the III-V layer by an implantation operation, and an interconnect penetrating through the isolation region is formed.Type: GrantFiled: June 6, 2019Date of Patent: August 30, 2022Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.Inventors: Man-Ho Kwan, Fu-Wei Yao, Ru-Yi Su, Chun Lin Tsai, Alexander Kalnitsky
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Patent number: 11404557Abstract: A method of forming a high electron mobility transistor (HEMT) includes a first III-V compound layer and a second III-V compound layer disposed on the first III-V compound layer and is different from the first III-V compound layer in composition. A source feature and a drain feature are disposed on the second III-V compound layer. A p-type layer is disposed on a portion of the second III-V compound layer between the source feature and the drain feature. A gate electrode is disposed on the p-type layer. A capping layer is disposed on the second III-V compound layer.Type: GrantFiled: August 10, 2020Date of Patent: August 2, 2022Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Chun-Wei Hsu, Jiun-Lei Jerry Yu, Fu-Wei Yao, Chen-Ju Yu, Fu-Chih Yang, Chun Lin Tsai
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Patent number: 11349023Abstract: In some embodiments, the present disclosure relates to an integrated transistor device, including a first barrier layer arranged over a substrate. Further, an undoped layer may be arranged over the first barrier layer and have a n-channel device region laterally next to a p-channel device region. The n-channel device region of the undoped layer has a topmost surface that is above a topmost surface of the p-channel device region of the undoped layer. The integrated transistor device may further comprise a second barrier layer over the n-channel device region of the undoped layer. A first gate electrode is arranged over the second barrier layer, and a second gate electrode is arranged over the p-channel device region of the undoped layer.Type: GrantFiled: October 1, 2019Date of Patent: May 31, 2022Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Man-Ho Kwan, Fu-Wei Yao, Chun Lin Tsai, Jiun-Lei Jerry Yu, Ting-Fu Chang
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Publication number: 20210376135Abstract: Various embodiments of the present disclosure are directed towards an integrated chip a first undoped layer overlies a substrate. A first barrier layer overlies the first undoped layer and has a first thickness. A first doped layer overlies the first barrier layer and is disposed laterally within an n-channel device region of the substrate. A second barrier layer overlies the first barrier layer and is disposed within a p-channel device region that is laterally adjacent to the n-channel device region. The second barrier layer has a second thickness that is greater than the first thickness. A second undoped layer overlies the second barrier layer. A second doped layer overlies the second undoped layer. The second undoped layer and the second doped layer are disposed within the p-channel device region.Type: ApplicationFiled: May 27, 2020Publication date: December 2, 2021Inventors: Man-Ho Kwan, Fu-Wei Yao, Chun Lin Tsai, Jiun-Lei Jerry Yu, Ting-Fu Chang
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Publication number: 20210280689Abstract: A method of forming a high electron mobility transistor (HEMT) includes a first III-V compound layer and a second III-V compound layer disposed on the first III-V compound layer and is different from the first III-V compound layer in composition. A source feature and a drain feature are disposed on the second III-V compound layer. A p-type layer is disposed on a portion of the second III-V compound layer between the source feature and the drain feature. A gate electrode is disposed on the p-type layer. A capping layer is disposed on the second III-V compound layer.Type: ApplicationFiled: May 26, 2021Publication date: September 9, 2021Inventors: Chun-Wei HSU, Jiun-Lei Jerry YU, Fu-Wei YAO, Chen-Ju YU, Fu-Chih YANG, Chun Lin TSAI
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Publication number: 20210119011Abstract: Some embodiments of the present disclosure relate to a high electron mobility transistor (HEMT) which includes a heterojunction structure arranged over a semiconductor substrate. The heterojunction structure includes a binary III/V semiconductor layer is a first III-nitride material and a ternary III/V semiconductor layer arranged over the binary III/V semiconductor layer and is a second III-nitride material. Source and drain regions are arranged over the ternary III/V semiconductor layer. A gate structure is arranged over the heterojunction structure and arranged between the source and drain regions. The gate structure is a third III-nitride material. A first passivation layer directly contacts an entire sidewall surface of the gate structure and is a fourth III-nitride material. The entire sidewall surface has no dangling bond. A second passivation layer is conformally disposed along the first passivation layer, the second passivation layer has no physical contact with the gate structure.Type: ApplicationFiled: December 8, 2020Publication date: April 22, 2021Inventors: Han-Chin Chiu, Chi-Ming Chen, Cheng-Yuan Tsai, Fu-Wei Yao