Patents by Inventor Andrew W. Yeoh

Andrew W. Yeoh 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).

  • Patent number: 11955534
    Abstract: Embodiments of the disclosure are in the field of advanced integrated circuit structure fabrication and, in particular, 10 nanometer node and smaller integrated circuit structure fabrication and the resulting structures. In an example, an integrated circuit structure includes a first plurality of conductive interconnect lines in and spaced apart by a first ILD layer, wherein individual ones of the first plurality of conductive interconnect lines comprise a first conductive barrier material along sidewalls and a bottom of a first conductive fill material. A second plurality of conductive interconnect lines is in and spaced apart by a second ILD layer above the first ILD layer, wherein individual ones of the second plurality of conductive interconnect lines comprise a second conductive barrier material along sidewalls and a bottom of a second conductive fill material, wherein the second conductive fill material is different in composition from the first conductive fill material.
    Type: Grant
    Filed: December 7, 2022
    Date of Patent: April 9, 2024
    Assignee: Intel Corporation
    Inventors: Andrew W. Yeoh, Joseph Steigerwald, Jinhong Shin, Vinay Chikarmane, Christopher P. Auth
  • Publication number: 20240047556
    Abstract: Embodiments of the disclosure are in the field of advanced integrated circuit structure fabrication and, in particular, 10 nanometer node and smaller integrated circuit structure fabrication and the resulting structures. In an example, an integrated circuit structure includes a first plurality of conductive interconnect lines in and spaced apart by a first ILD layer, wherein individual ones of the first plurality of conductive interconnect lines comprise a first conductive barrier material along sidewalls and a bottom of a first conductive fill material. A second plurality of conductive interconnect lines is in and spaced apart by a second ILD layer above the first ILD layer, wherein individual ones of the second plurality of conductive interconnect lines comprise a second conductive barrier material along sidewalls and a bottom of a second conductive fill material, wherein the second conductive fill material is different in composition from the first conductive fill material.
    Type: Application
    Filed: October 18, 2023
    Publication date: February 8, 2024
    Inventors: Andrew W. YEOH, Joseph STEIGERWALD, Jinhong SHIN, Vinay CHIKARMANE, Christopher P. AUTH
  • Publication number: 20230144607
    Abstract: Embodiments of the disclosure are in the field of advanced integrated circuit structure fabrication and, in particular, 10 nanometer node and smaller integrated circuit structure fabrication and the resulting structures. In an example, an integrated circuit structure includes first and second gate dielectric layers over a fin. First and second gate electrodes are over the first and second gate dielectric layers, respectively, the first and second gate electrodes both having an insulating cap having a top surface. First dielectric spacer are adjacent the first side of the first gate electrode. A trench contact structure is over a semiconductor source or drain region adjacent first and second dielectric spacers, the trench contact structure comprising an insulating cap on a conductive structure, the insulating cap of the trench contact structure having a top surface substantially co-planar with the insulating caps of the first and second gate electrodes.
    Type: Application
    Filed: January 5, 2023
    Publication date: May 11, 2023
    Inventors: Andrew W. YEOH, Tahir GHANI, Atul MADHAVAN, Michael L. HATTENDORF, Christopher P. AUTH
  • Publication number: 20230101723
    Abstract: Embodiments of the disclosure are in the field of advanced integrated circuit structure fabrication and, in particular, 10 nanometer node and smaller integrated circuit structure fabrication and the resulting structures. In an example, an integrated circuit structure includes a first plurality of conductive interconnect lines in and spaced apart by a first ILD layer, wherein individual ones of the first plurality of conductive interconnect lines comprise a first conductive barrier material along sidewalls and a bottom of a first conductive fill material. A second plurality of conductive interconnect lines is in and spaced apart by a second ILD layer above the first ILD layer, wherein individual ones of the second plurality of conductive interconnect lines comprise a second conductive barrier material along sidewalls and a bottom of a second conductive fill material, wherein the second conductive fill material is different in composition from the first conductive fill material.
    Type: Application
    Filed: December 7, 2022
    Publication date: March 30, 2023
    Inventors: Andrew W. YEOH, Joseph STEIGERWALD, Jinhong SHIN, Vinay CHIKARMANE, Christopher P. AUTH
  • Patent number: 11581419
    Abstract: Embodiments of the disclosure are in the field of advanced integrated circuit structure fabrication and, in particular, 10 nanometer node and smaller integrated circuit structure fabrication and the resulting structures. In an example, an integrated circuit structure includes a first plurality of conductive interconnect lines in and spaced apart by a first ILD layer, wherein individual ones of the first plurality of conductive interconnect lines comprise a first conductive barrier material along sidewalls and a bottom of a first conductive fill material. A second plurality of conductive interconnect lines is in and spaced apart by a second ILD layer above the first ILD layer, wherein individual ones of the second plurality of conductive interconnect lines comprise a second conductive barrier material along sidewalls and a bottom of a second conductive fill material, wherein the second conductive fill material is different in composition from the first conductive fill material.
    Type: Grant
    Filed: October 26, 2020
    Date of Patent: February 14, 2023
    Assignee: Intel Corporation
    Inventors: Andrew W. Yeoh, Joseph Steigerwald, Jinhong Shin, Vinay Chikarmane, Christopher P. Auth
  • Publication number: 20220336633
    Abstract: Embodiments of the disclosure are in the field of advanced integrated circuit structure fabrication and, in particular, 10 nanometer node and smaller integrated circuit structure fabrication and the resulting structures. In an example, an integrated circuit structure includes a fin. An isolation structure surrounds a lower fin portion, the isolation structure comprising an insulating material having a top surface, and a semiconductor material on a portion of the top surface of the insulating material, wherein the semiconductor material is separated from the fin. A gate dielectric layer is over the top of an upper fin portion and laterally adjacent the sidewalls of the upper fin portion, the gate dielectric layer further on the semiconductor material on the portion of the top surface of the insulating material. A gate electrode is over the gate dielectric layer.
    Type: Application
    Filed: June 24, 2022
    Publication date: October 20, 2022
    Inventors: Andrew W. YEOH, Ilsup JIN, Angelo KANDAS, Michael L. HATTENDORF, Christopher P. AUTH
  • Patent number: 11404559
    Abstract: Embodiments of the disclosure are in the field of advanced integrated circuit structure fabrication and, in particular, 10 nanometer node and smaller integrated circuit structure fabrication and the resulting structures. In an example, an integrated circuit structure includes a fin. An isolation structure surrounds a lower fin portion, the isolation structure comprising an insulating material having a top surface, and a semiconductor material on a portion of the top surface of the insulating material, wherein the semiconductor material is separated from the fin. A gate dielectric layer is over the top of an upper fin portion and laterally adjacent the sidewalls of the upper fin portion, the gate dielectric layer further on the semiconductor material on the portion of the top surface of the insulating material. A gate electrode is over the gate dielectric layer.
    Type: Grant
    Filed: September 21, 2020
    Date of Patent: August 2, 2022
    Assignee: Intel Corporation
    Inventors: Andrew W. Yeoh, Ilsup Jin, Angelo Kandas, Michael L. Hattendorf, Christopher P. Auth
  • Publication number: 20220149075
    Abstract: Multi version library cell handling and integrated circuit structures fabricated therefrom are described. In an example, an integrated circuit structure includes a plurality of gate lines parallel along a first direction of a substrate and having a pitch along a second direction orthogonal to the first direction. A first version of a cell type is over a first portion of the plurality of gate lines, the first version of the cell type including a first plurality of interconnect lines having a second pitch along the second direction, the second pitch less than the first pitch.
    Type: Application
    Filed: January 26, 2022
    Publication date: May 12, 2022
    Inventors: Ranjith KUMAR, Quan SHI, Mark T. BOHR, Andrew W. YEOH, Sourav CHAKRAVARTY, Barbara A. CHAPPELL, M. Clair WEBB
  • Patent number: 11271010
    Abstract: Multi version library cell handling and integrated circuit structures fabricated therefrom are described. In an example, an integrated circuit structure includes a plurality of gate lines parallel along a first direction of a substrate and having a pitch along a second direction orthogonal to the first direction. A first version of a cell type is over a first portion of the plurality of gate lines, the first version of the cell type including a first plurality of interconnect lines having a second pitch along the second direction, the second pitch less than the first pitch.
    Type: Grant
    Filed: September 20, 2017
    Date of Patent: March 8, 2022
    Assignee: Intel Corporation
    Inventors: Ranjith Kumar, Quan Shi, Mark T. Bohr, Andrew W. Yeoh, Sourav Chakravarty, Barbara A. Chappell, M. Clair Webb
  • Publication number: 20210234022
    Abstract: Embodiments of the disclosure are in the field of advanced integrated circuit structure fabrication and, in particular, 10 nanometer node and smaller integrated circuit structure fabrication and the resulting structures. In an example, an integrated circuit structure includes first and second gate dielectric layers over a fin. First and second gate electrodes are over the first and second gate dielectric layers, respectively, the first and second gate electrodes both having an insulating cap having a top surface. First dielectric spacer are adjacent the first side of the first gate electrode. A trench contact structure is over a semiconductor source or drain region adjacent first and second dielectric spacers, the trench contact structure comprising an insulating cap on a conductive structure, the insulating cap of the trench contact structure having a top surface substantially co-planar with the insulating caps of the first and second gate electrodes.
    Type: Application
    Filed: April 9, 2021
    Publication date: July 29, 2021
    Inventors: Andrew W. YEOH, Tahir GHANI, Atul MADHAVAN, Michael L. HATTENDORF, Christopher P. AUTH
  • Patent number: 11031487
    Abstract: Embodiments of the disclosure are in the field of advanced integrated circuit structure fabrication and, in particular, 10 nanometer node and smaller integrated circuit structure fabrication and the resulting structures. In an example, an integrated circuit structure includes first and second gate dielectric layers over a fin. First and second gate electrodes are over the first and second gate dielectric layers, respectively, the first and second gate electrodes both having an insulating cap having a top surface. First dielectric spacer are adjacent the first side of the first gate electrode. A trench contact structure is over a semiconductor source or drain region adjacent first and second dielectric spacers, the trench contact structure comprising an insulating cap on a conductive structure, the insulating cap of the trench contact structure having a top surface substantially co-planar with the insulating caps of the first and second gate electrodes.
    Type: Grant
    Filed: December 3, 2019
    Date of Patent: June 8, 2021
    Assignee: Intel Corporation
    Inventors: Andrew W. Yeoh, Tahir Ghani, Atul Madhavan, Michael L. Hattendorf, Christopher P. Auth
  • Patent number: 10943817
    Abstract: Embodiments of the disclosure are in the field of advanced integrated circuit structure fabrication and, in particular, 10 nanometer node and smaller integrated circuit structure fabrication and the resulting structures. In an example, an integrated circuit structure includes a plurality of conductive interconnect lines in and spaced apart by an inter-layer dielectric (ILD) layer above a substrate. Individual ones of the plurality of conductive interconnect lines have an upper surface below an upper surface of the ILD layer. An etch-stop layer is on and conformal with the ILD layer and the plurality of conductive interconnect lines, the etch-stop layer having a non-planar upper surface with an uppermost portion of the non-planar upper surface over the ILD layer and a lowermost portion of the non-planar upper surface over the plurality of conductive interconnect lines.
    Type: Grant
    Filed: July 11, 2019
    Date of Patent: March 9, 2021
    Assignee: Intel Corporation
    Inventors: Andrew W. Yeoh, Ruth Brain, Michael L. Hattendorf, Christopher P. Auth
  • Publication number: 20210066475
    Abstract: Embodiments of the disclosure are in the field of advanced integrated circuit structure fabrication and, in particular, 10 nanometer node and smaller integrated circuit structure fabrication and the resulting structures. In an example, an integrated circuit structure includes a first plurality of conductive interconnect lines in and spaced apart by a first ILD layer, wherein individual ones of the first plurality of conductive interconnect lines comprise a first conductive barrier material along sidewalls and a bottom of a first conductive fill material. A second plurality of conductive interconnect lines is in and spaced apart by a second ILD layer above the first ILD layer, wherein individual ones of the second plurality of conductive interconnect lines comprise a second conductive barrier material along sidewalls and a bottom of a second conductive fill material, wherein the second conductive fill material is different in composition from the first conductive fill material.
    Type: Application
    Filed: October 26, 2020
    Publication date: March 4, 2021
    Inventors: Andrew W. YEOH, Joseph STEIGERWALD, Jinhong SHIN, Vinay CHIKARMANE, Christopher P. AUTH
  • Publication number: 20210013323
    Abstract: Embodiments of the disclosure are in the field of advanced integrated circuit structure fabrication and, in particular, 10 nanometer node and smaller integrated circuit structure fabrication and the resulting structures. In an example, an integrated circuit structure includes a fin. An isolation structure surrounds a lower fin portion, the isolation structure comprising an insulating material having a top surface, and a semiconductor material on a portion of the top surface of the insulating material, wherein the semiconductor material is separated from the fin. A gate dielectric layer is over the top of an upper fin portion and laterally adjacent the sidewalls of the upper fin portion, the gate dielectric layer further on the semiconductor material on the portion of the top surface of the insulating material. A gate electrode is over the gate dielectric layer.
    Type: Application
    Filed: September 21, 2020
    Publication date: January 14, 2021
    Inventors: Andrew W. YEOH, Ilsup JIN, Angelo KANDAS, Michael L. HATTENDORF, Christopher P. AUTH
  • Patent number: 10854731
    Abstract: Embodiments of the disclosure are in the field of advanced integrated circuit structure fabrication and, in particular, 10 nanometer node and smaller integrated circuit structure fabrication and the resulting structures. In an example, an integrated circuit structure includes a first plurality of conductive interconnect lines in and spaced apart by a first ILD layer, wherein individual ones of the first plurality of conductive interconnect lines comprise a first conductive barrier material along sidewalls and a bottom of a first conductive fill material. A second plurality of conductive interconnect lines is in and spaced apart by a second ILD layer above the first ILD layer, wherein individual ones of the second plurality of conductive interconnect lines comprise a second conductive barrier material along sidewalls and a bottom of a second conductive fill material, wherein the second conductive fill material is different in composition from the first conductive fill material.
    Type: Grant
    Filed: August 9, 2019
    Date of Patent: December 1, 2020
    Assignee: Intel Corporation
    Inventors: Andrew W. Yeoh, Joseph Steigerwald, Jinhong Shin, Vinay Chikarmane, Christopher P. Auth
  • Publication number: 20200357823
    Abstract: Multi version library cell handling and integrated circuit structures fabricated therefrom are described. In an example, an integrated circuit structure includes a plurality of gate lines parallel along a first direction of a substrate and having a pitch along a second direction orthogonal to the first direction. A first version of a cell type is over a first portion of the plurality of gate lines, the first version of the cell type including a first plurality of interconnect lines having a second pitch along the second direction, the second pitch less than the first pitch.
    Type: Application
    Filed: September 20, 2017
    Publication date: November 12, 2020
    Inventors: Ranjith KUMAR, Quan SHI, Mark T. BOHR, Andrew W. YEOH, Sourav CHAKRAVARTY, Barbara A. CHAPPELL, M. Clair WEBB
  • Patent number: 10818774
    Abstract: Embodiments of the disclosure are in the field of advanced integrated circuit structure fabrication and, in particular, 10 nanometer node and smaller integrated circuit structure fabrication and the resulting structures. In an example, an integrated circuit structure includes an inter-layer dielectric (ILD) layer above a substrate. A conductive interconnect line is in a trench in the ILD layer, the conductive interconnect line having a first portion and a second portion, the first portion laterally adjacent to the second portion. A dielectric plug is between and laterally adjacent to the first and second portions of the conductive interconnect line, the dielectric plug comprising a metal oxide material.
    Type: Grant
    Filed: December 30, 2017
    Date of Patent: October 27, 2020
    Assignee: Intel Corporation
    Inventors: Andrew W. Yeoh, Ilsup Jin, Angelo Kandas, Michael L. Hattendorf, Christopher P. Auth
  • Patent number: 10796951
    Abstract: Embodiments of the disclosure are in the field of advanced integrated circuit structure fabrication and, in particular, 10 nanometer node and smaller integrated circuit structure fabrication and the resulting structures. In an example, an integrated circuit structure includes a plurality of conductive interconnect lines in and spaced apart by an inter-layer dielectric (ILD) layer above a substrate. Individual ones of the plurality of conductive interconnect lines have an upper surface below an upper surface of the ILD layer. An etch-stop layer is on and conformal with the ILD layer and the plurality of conductive interconnect lines, the etch-stop layer having a non-planar upper surface with an uppermost portion of the non-planar upper surface over the ILD layer and a lowermost portion of the non-planar upper surface over the plurality of conductive interconnect lines.
    Type: Grant
    Filed: December 30, 2017
    Date of Patent: October 6, 2020
    Assignee: Intel Corporation
    Inventors: Andrew W. Yeoh, Ruth Brain, Michael L. Hattendorf, Christopher P. Auth
  • Patent number: 10777655
    Abstract: Embodiments of the disclosure are in the field of advanced integrated circuit structure fabrication and, in particular, 10 nanometer node and smaller integrated circuit structure fabrication and the resulting structures. In an example, an integrated circuit structure includes a first plurality of conductive interconnect lines in and spaced apart by a first ILD layer, wherein individual ones of the first plurality of conductive interconnect lines comprise a first conductive barrier material along sidewalls and a bottom of a first conductive fill material. A second plurality of conductive interconnect lines is in and spaced apart by a second ILD layer above the first ILD layer, wherein individual ones of the second plurality of conductive interconnect lines comprise a second conductive barrier material along sidewalls and a bottom of a second conductive fill material, wherein the second conductive fill material is different in composition from the first conductive fill material.
    Type: Grant
    Filed: December 30, 2017
    Date of Patent: September 15, 2020
    Assignee: Intel Corporation
    Inventors: Andrew W. Yeoh, Joseph Steigerwald, Jinhong Shin, Vinay Chikarmane, Christopher P. Auth
  • Publication number: 20200105906
    Abstract: Embodiments of the disclosure are in the field of advanced integrated circuit structure fabrication and, in particular, 10 nanometer node and smaller integrated circuit structure fabrication and the resulting structures. In an example, an integrated circuit structure includes first and second gate dielectric layers over a fin. First and second gate electrodes are over the first and second gate dielectric layers, respectively, the first and second gate electrodes both having an insulating cap having a top surface. First dielectric spacer are adjacent the first side of the first gate electrode. A trench contact structure is over a semiconductor source or drain region adjacent first and second dielectric spacers, the trench contact structure comprising an insulating cap on a conductive structure, the insulating cap of the trench contact structure having a top surface substantially co-planar with the insulating caps of the first and second gate electrodes.
    Type: Application
    Filed: December 3, 2019
    Publication date: April 2, 2020
    Inventors: Andrew W. YEOH, Tahir GHANI, Atul MADHAVAN, Michael L. HATTENDORF, Christopher P. AUTH