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).

  • Publication number: 20240087962
    Abstract: 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: Application
    Filed: November 24, 2023
    Publication date: March 14, 2024
    Inventors: MAN-HO KWAN, FU-WEI YAO, RU-YI SU, CHUN LIN TSAI, ALEXANDER KALNITSKY
  • Patent number: 11854909
    Abstract: 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: Grant
    Filed: July 26, 2022
    Date of Patent: December 26, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
    Inventors: Man-Ho Kwan, Fu-Wei Yao, Ru-Yi Su, Chun Lin Tsai, Alexander Kalnitsky
  • Patent number: 11843047
    Abstract: 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: Grant
    Filed: May 24, 2022
    Date of Patent: December 12, 2023
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Man-Ho Kwan, Fu-Wei Yao, Chun Lin Tsai, Jiun-Lei Jerry Yu, Ting-Fu Chang
  • Publication number: 20230387281
    Abstract: 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: Application
    Filed: August 3, 2023
    Publication date: November 30, 2023
    Inventors: Man-Ho Kwan, Fu-Wei Yao, Chun Lin Tsai, Jiun-Lei Jerry Yu, Ting-Fu Chang
  • Patent number: 11824109
    Abstract: 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: Grant
    Filed: July 20, 2022
    Date of Patent: November 21, 2023
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Man-Ho Kwan, Fu-Wei Yao, Chun Lin Tsai, Jiun-Lei Jerry Yu, Ting-Fu Chang
  • Publication number: 20230369449
    Abstract: 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: Application
    Filed: July 27, 2023
    Publication date: November 16, 2023
    Inventors: Chun-Wei Hsu, Jiun-Lei Jerry Yu, Fu-Wei Yao, Chen-Ju Yu, Fu-Chih Yang, Chun Lin Tsai
  • Patent number: 11804538
    Abstract: 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: Grant
    Filed: May 26, 2021
    Date of Patent: October 31, 2023
    Assignee: 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
  • Publication number: 20230299133
    Abstract: 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: Application
    Filed: May 26, 2023
    Publication date: September 21, 2023
    Inventors: Fu-Wei Yao, Chun Lin Tsai, Jiun-Lei Jerry Yu, Man-Ho Kwan
  • Patent number: 11705486
    Abstract: 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: Grant
    Filed: October 27, 2020
    Date of Patent: July 18, 2023
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Fu-Wei Yao, Chun Lin Tsai, Jiun-Lei Jerry Yu, Man-Ho Kwan
  • Patent number: 11522077
    Abstract: 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: Grant
    Filed: May 27, 2020
    Date of Patent: December 6, 2022
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Man-Ho Kwan, Fu-Wei Yao, Chun Lin Tsai, Jiun-Lei Jerry Yu, Ting-Fu Chang
  • Patent number: 11522066
    Abstract: 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: Grant
    Filed: December 8, 2020
    Date of Patent: December 6, 2022
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Han-Chin Chiu, Chi-Ming Chen, Cheng-Yuan Tsai, Fu-Wei Yao
  • Publication number: 20220359295
    Abstract: 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: Application
    Filed: July 26, 2022
    Publication date: November 10, 2022
    Inventors: MAN-HO KWAN, FU-WEI YAO, RU-YI SU, CHUN LIN TSAI, ALEXANDER KALNITSKY
  • Publication number: 20220359738
    Abstract: 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: Application
    Filed: July 20, 2022
    Publication date: November 10, 2022
    Inventors: Man-Ho Kwan, Fu-Wei Yao, Chun Lin Tsai, Jiun-Lei Jerry Yu, Ting-Fu Chang
  • Publication number: 20220285540
    Abstract: 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: Application
    Filed: May 24, 2022
    Publication date: September 8, 2022
    Inventors: Man-Ho Kwan, Fu-Wei Yao, Chun Lin Tsai, Jiun-Lei Jerry Yu, Ting-Fu Chang
  • Patent number: 11430702
    Abstract: 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: Grant
    Filed: June 6, 2019
    Date of Patent: August 30, 2022
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
    Inventors: Man-Ho Kwan, Fu-Wei Yao, Ru-Yi Su, Chun Lin Tsai, Alexander Kalnitsky
  • Patent number: 11404557
    Abstract: 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: Grant
    Filed: August 10, 2020
    Date of Patent: August 2, 2022
    Assignee: 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
  • Patent number: 11349023
    Abstract: 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: Grant
    Filed: October 1, 2019
    Date of Patent: May 31, 2022
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Man-Ho Kwan, Fu-Wei Yao, Chun Lin Tsai, Jiun-Lei Jerry Yu, Ting-Fu Chang
  • Publication number: 20210376135
    Abstract: 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: Application
    Filed: May 27, 2020
    Publication date: December 2, 2021
    Inventors: Man-Ho Kwan, Fu-Wei Yao, Chun Lin Tsai, Jiun-Lei Jerry Yu, Ting-Fu Chang
  • Publication number: 20210280689
    Abstract: 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: Application
    Filed: May 26, 2021
    Publication date: September 9, 2021
    Inventors: Chun-Wei HSU, Jiun-Lei Jerry YU, Fu-Wei YAO, Chen-Ju YU, Fu-Chih YANG, Chun Lin TSAI
  • Publication number: 20210119011
    Abstract: 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: Application
    Filed: December 8, 2020
    Publication date: April 22, 2021
    Inventors: Han-Chin Chiu, Chi-Ming Chen, Cheng-Yuan Tsai, Fu-Wei Yao