Patents by Inventor Schubert Chu

Schubert Chu 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: 20260031309
    Abstract: Systems and methods for plasma processing of a semiconductor workpiece are provided. In one example, a plasma processing system includes a plasma chamber. The plasma processing system includes an inductive coil disposed about the plasma chamber. The plasma processing system includes a processing chamber downstream of the plasma chamber. The plasma processing system includes a workpiece support in the processing chamber. The plasma processing system includes a component with a coating in the processing chamber, the plasma chamber, or between the processing chamber and the plasma chamber.
    Type: Application
    Filed: July 29, 2025
    Publication date: January 29, 2026
    Inventors: Songjae Lee, Eran Newman, Schubert Chu, Qi Zhang
  • Publication number: 20250354250
    Abstract: Embodiments disclosed herein generally provide improved control of gas flow in processing chambers. In at least one embodiment, a liner for a processing chamber includes an annular body having a sidewall and a vent formed in the annular body for exhausting gas from inside to outside the annular body. The vent comprises one or more vent holes disposed through the sidewall. The liner further includes an opening in the annular body for substrate loading and unloading.
    Type: Application
    Filed: July 25, 2025
    Publication date: November 20, 2025
    Inventors: Zhepeng CONG, Schubert CHU, Nyi Oo MYO, Kartik Bhupendra SHAH, Zhiyuan YE, Richard O. COLLINS
  • Publication number: 20250283251
    Abstract: Embodiments generally relate to methods for depositing silicon-phosphorous materials, and more specifically, relate to using silicon-phosphorous compounds in vapor deposition processes (e.g., epitaxy, CVD, or ALD) to deposit silicon-phosphorous materials. In one or more embodiments, a method for forming a silicon-phosphorous material on a substrate is provided and includes exposing the substrate to a deposition gas containing one or more silicon-phosphorous compounds during a deposition process and depositing a film containing the silicon-phosphorous material on the substrate. The silicon-phosphorous compound has the chemical formula [(R3-vHvSi)—(R2-wHwSi)n]xPHyR?z, where each instance of R and each instance of R? are independently an alkyl or a halogen, n is 0, 1, or 2; v is 0, 1, 2, or 3; w is 0, 1, or 2; x is 1, 2, or 3; y is 0, 1, or 2; z is 0, 1, or 2, and where x+y+z=3.
    Type: Application
    Filed: May 27, 2025
    Publication date: September 11, 2025
    Inventors: Errol Antonio C. SANCHEZ, Mark J. SALY, Schubert CHU, Abhishek DUBE, Srividya NATARAJAN
  • Patent number: 12371776
    Abstract: Embodiments disclosed herein generally provide improved control of gas flow in processing chambers. In at least one embodiment, a liner for a processing chamber includes an annular body having a sidewall and a vent formed in the annular body for exhausting gas from inside to outside the annular body. The vent comprises one or more vent holes disposed through the sidewall. The liner further includes an opening in the annular body for substrate loading and unloading.
    Type: Grant
    Filed: October 2, 2023
    Date of Patent: July 29, 2025
    Assignee: Applied Materials, Inc.
    Inventors: Zhepeng Cong, Schubert Chu, Nyi Oo Myo, Kartik Bhupendra Shah, Zhiyuan Ye, Richard O. Collins
  • Publication number: 20250231066
    Abstract: An apparatus for controlling temperature profile of a substrate within an epitaxial chamber includes a bottom center pyrometer and a bottom outer pyrometer to respectively measure temperatures at a center location and an outer location of a first surface of a susceptor of an epitaxy chamber, a top center pyrometer and a top outer pyrometer to respectively measure temperatures at a center location and an outer location of a substrate disposed on a second surface of the susceptor opposite the first surface, a first controller to receive signals, from the bottom center pyrometer and the bottom outer pyrometer, and output a feedback signal to a first heating lamp module that heats the first surface based on the measured temperatures of the first surface, and a second controller to receive signals, from the top center pyrometer, the top outer pyrometer, the bottom center pyrometer, and the bottom outer pyrometer, and output a feedback signal to a second heating lamp module that heats the substrate based on the mea
    Type: Application
    Filed: January 13, 2025
    Publication date: July 17, 2025
    Inventors: Zuoming ZHU, Shu-Kwan LAU, Enle CHOO, Ala MORADIAN, Flora Fong-Song CHANG, Maxim D. SHAPOSHNIKOV, Bindusagar MARATH SANKARATHODI, Zhepeng CONG, Zhiyuan YE, Vilen K. NESTOROV, Surendra Singh SRIVASTAVA, Saurabh CHOPRA, Patricia M. LIU, Errol Antonio C. SANCHEZ, Jenny LIN, Schubert CHU
  • Patent number: 12338547
    Abstract: Embodiments generally relate to methods for depositing silicon-phosphorous materials, and more specifically, relate to using silicon-phosphorous compounds in vapor deposition processes (e.g., epitaxy, CVD, or ALD) to deposit silicon-phosphorous materials. In one or more embodiments, a method for forming a silicon-phosphorous material on a substrate is provided and includes exposing the substrate to a deposition gas containing one or more silicon-phosphorous compounds during a deposition process and depositing a film containing the silicon-phosphorous material on the substrate. The silicon-phosphorous compound has the chemical formula [(R3-vHvSi)—(R2-wHwSi)n]xPHyR?z, where each instance of R and each instance of R? are independently an alkyl or a halogen, n is 0, 1, or 2; v is 0, 1, 2, or 3; w is 0, 1, or 2; x is 1, 2, or 3; y is 0, 1, or 2; z is 0, 1, or 2, and where x+y+z=3.
    Type: Grant
    Filed: April 5, 2023
    Date of Patent: June 24, 2025
    Assignee: APPLIED MATERIALS, INC.
    Inventors: Errol Antonio C. Sanchez, Mark J. Saly, Schubert Chu, Abhishek Dube, Srividya Natarajan
  • Publication number: 20240200188
    Abstract: Processing methods for forming iridium-containing films at low temperatures are described. The methods comprise exposing a substrate to iridium hexafluoride and a reactant to form iridium metal or iridium silicide films. Methods for enhancing selectivity and tuning the silicon content of some films are also described.
    Type: Application
    Filed: February 28, 2024
    Publication date: June 20, 2024
    Applicant: Applied Materials, Inc.
    Inventors: Feng Q. Liu, Hua Chung, Schubert Chu, Mei Chang, Jeffrey W. Anthis, David Thompson
  • Patent number: 12015042
    Abstract: A method of fabricating a semiconductor device includes forming an interconnect structure over a front side of a sensor substrate, thinning the sensor substrate from a back side of the sensor substrate, etching trenches into the sensor substrate, pre-cleaning an exposed surface of the sensor substrate, epitaxially growing a charge layer directly on the pre-cleaned exposed surface of the sensor substrate, and forming isolation structures within the etched trenches.
    Type: Grant
    Filed: February 21, 2020
    Date of Patent: June 18, 2024
    Assignee: Applied Materials, Inc.
    Inventors: Papo Chen, Schubert Chu, Errol Antonio C Sanchez, John Timothy Boland, Zhiyuan Ye, Lori Washington, Xianzhi Tao, Yi-Chiau Huang, Chen-Ying Wu
  • Patent number: 11946135
    Abstract: Processing methods for forming iridium-containing films at low temperatures are described. The methods comprise exposing a substrate to iridium hexafluoride and a reactant to form iridium metal or iridium silicide films. Methods for enhancing selectivity and tuning the silicon content of some films are also described.
    Type: Grant
    Filed: March 27, 2023
    Date of Patent: April 2, 2024
    Assignee: Applied Materials, Inc.
    Inventors: Feng Q. Liu, Hua Chung, Schubert Chu, Mei Chang, Jeffrey W. Anthis, David Thompson
  • Publication number: 20240026522
    Abstract: Embodiments disclosed herein generally provide improved control of gas flow in processing chambers. In at least one embodiment, a liner for a processing chamber includes an annular body having a sidewall and a vent formed in the annular body for exhausting gas from inside to outside the annular body. The vent comprises one or more vent holes disposed through the sidewall. The liner further includes an opening in the annular body for substrate loading and unloading.
    Type: Application
    Filed: October 2, 2023
    Publication date: January 25, 2024
    Inventors: Zhepeng CONG, Schubert CHU, Nyi Oo MYO, Kartik Bhupendra SHAH, Zhiyuan YE, Richard O. COLLINS
  • Patent number: 11781212
    Abstract: Embodiments disclosed herein generally provide improved control of gas flow in processing chambers. In at least one embodiment, a liner for a processing chamber includes an annular body having a sidewall and a vent formed in the annular body for exhausting gas from inside to outside the annular body. The vent comprises one or more vent holes disposed through the sidewall. The liner further includes an opening in the annular body for substrate loading and unloading.
    Type: Grant
    Filed: April 7, 2021
    Date of Patent: October 10, 2023
    Assignee: Applied Material, Inc.
    Inventors: Zhepeng Cong, Schubert Chu, Nyi Oo Myo, Kartik Bhupendra Shah, Zhiyuan Ye, Richard O. Collins
  • Publication number: 20230243068
    Abstract: Embodiments generally relate to methods for depositing silicon-phosphorous materials, and more specifically, relate to using silicon-phosphorous compounds in vapor deposition processes (e.g., epitaxy, CVD, or ALD) to deposit silicon-phosphorous materials. In one or more embodiments, a method for forming a silicon-phosphorous material on a substrate is provided and includes exposing the substrate to a deposition gas containing one or more silicon-phosphorous compounds during a deposition process and depositing a film containing the silicon-phosphorous material on the substrate. The silicon-phosphorous compound has the chemical formula [(R3-vHvSi)—(R2-wHwSi)n]xPHyR?z, where each instance of R and each instance of R? are independently an alkyl or a halogen, n is 0, 1, or 2; v is 0, 1, 2, or 3; w is 0, 1, or 2; x is 1, 2, or 3; y is 0, 1, or 2; z is 0, 1, or 2, and where x+y+z=3.
    Type: Application
    Filed: April 5, 2023
    Publication date: August 3, 2023
    Inventors: Errol Antonio C. SANCHEZ, Mark J. SALY, Schubert CHU, Abhishek DUBE, Srividya NATARAJAN
  • Publication number: 20230227968
    Abstract: Processing methods for forming iridium-containing films at low temperatures are described. The methods comprise exposing a substrate to iridium hexafluoride and a reactant to form iridium metal or iridium silicide films. Methods for enhancing selectivity and tuning the silicon content of some films are also described.
    Type: Application
    Filed: March 27, 2023
    Publication date: July 20, 2023
    Applicant: Applied Materials, Inc.
    Inventors: Feng Q. Liu, Hua Chung, Schubert Chu, Mei Chang, Jeffrey W. Anthis, David Thompson
  • Patent number: 11649560
    Abstract: Embodiments generally relate to methods for depositing silicon-phosphorous materials, and more specifically, relate to using silicon-phosphorous compounds in vapor deposition processes (e.g., epitaxy, CVD, or ALD) to deposit silicon-phosphorous materials. In one or more embodiments, a method for forming a silicon-phosphorous material on a substrate is provided and includes exposing the substrate to a deposition gas containing one or more silicon-phosphorous compounds during a deposition process and depositing a film containing the silicon-phosphorous material on the substrate. The silicon-phosphorous compound has the chemical formula [(R3-vHvSi)—(R2-wHwSi)n]xPHyR?z, where each instance of R and each instance of R? are independently an alkyl or a halogen, n is 0, 1, or 2; v is 0, 1, 2, or 3; w is 0, 1, or 2; x is 1, 2, or 3; y is 0, 1, or 2; z is 0, 1, or 2, and where x+y+z=3.
    Type: Grant
    Filed: August 2, 2019
    Date of Patent: May 16, 2023
    Assignee: APPLIED MATERIALS, INC.
    Inventors: Errol Antonio C Sanchez, Mark J. Saly, Schubert Chu, Abhishek Dube, Srividya Natarajan
  • Patent number: 11643721
    Abstract: Processing methods for forming iridium-containing films at low temperatures are described. The methods comprise exposing a substrate to iridium hexafluoride and a reactant to form iridium metal or iridium silicide films. Methods for enhancing selectivity and tuning the silicon content of some films are also described.
    Type: Grant
    Filed: September 12, 2018
    Date of Patent: May 9, 2023
    Assignee: Applied Materials, Inc.
    Inventors: Feng Q. Liu, Hua Chung, Schubert Chu, Mei Chang, Jeffrey W. Anthis, David Thompson
  • Patent number: 11615986
    Abstract: Methods and apparatuses for processing substrates, such as during metal silicide applications, are provided. In one or more embodiments, a method of processing a substrate includes depositing an epitaxial layer on the substrate, depositing a metal silicide seed layer on the epitaxial layer, and exposing the metal silicide seed layer to a nitridation process to produce a metal silicide nitride layer from at least a portion of the metal silicide seed layer. The method also includes depositing a metal silicide bulk layer on the metal silicide nitride layer and forming or depositing a nitride capping layer on the metal silicide bulk layer, where the nitride capping layer contains a metal nitride, a silicon nitride, a metal silicide nitride, or a combination thereof.
    Type: Grant
    Filed: September 17, 2021
    Date of Patent: March 28, 2023
    Assignee: APPLIED MATERIALS, INC.
    Inventors: Xuebin Li, Wei Liu, Gaurav Thareja, Shashank Sharma, Patricia M. Liu, Schubert Chu
  • Publication number: 20220325400
    Abstract: Embodiments disclosed herein generally provide improved control of gas flow in processing chambers. In at least one embodiment, a liner for a processing chamber includes an annular body having a sidewall and a vent formed in the annular body for exhausting gas from inside to outside the annular body. The vent comprises one or more vent holes disposed through the sidewall. The liner further includes an opening in the annular body for substrate loading and unloading.
    Type: Application
    Filed: April 7, 2021
    Publication date: October 13, 2022
    Inventors: Zhepeng CONG, Schubert CHU, Nyi Oo MYO, Karlik Bhupendra SHAH, Zhiyuan YE, Richard O. COLLINS
  • Publication number: 20220005704
    Abstract: Methods and apparatuses for processing substrates, such as during metal silicide applications, are provided. In one or more embodiments, a method of processing a substrate includes depositing an epitaxial layer on the substrate, depositing a metal silicide seed layer on the epitaxial layer, and exposing the metal silicide seed layer to a nitridation process to produce a metal silicide nitride layer from at least a portion of the metal silicide seed layer. The method also includes depositing a metal silicide bulk layer on the metal silicide nitride layer and forming or depositing a nitride capping layer on the metal silicide bulk layer, where the nitride capping layer contains a metal nitride, a silicon nitride, a metal silicide nitride, or a combination thereof.
    Type: Application
    Filed: September 17, 2021
    Publication date: January 6, 2022
    Inventors: Xuebin LI, Wei LIU, Gaurav THAREJA, Shashank SHARMA, Patricia M. LIU, Schubert CHU
  • Publication number: 20220005705
    Abstract: Methods and apparatuses for processing substrates, such as during metal silicide applications, are provided. In one or more embodiments, a method of processing a substrate includes depositing an epitaxial layer on the substrate, depositing a metal silicide seed layer on the epitaxial layer, and exposing the metal silicide seed layer to a nitridation process to produce a metal silicide nitride layer from at least a portion of the metal silicide seed layer. The method also includes depositing a metal silicide bulk layer on the metal silicide nitride layer and forming or depositing a nitride capping layer on the metal silicide bulk layer, where the nitride capping layer contains a metal nitride, a silicon nitride, a metal silicide nitride, or a combination thereof.
    Type: Application
    Filed: September 17, 2021
    Publication date: January 6, 2022
    Inventors: Xuebin LI, Wei LIU, Gaurav THAREJA, Shashank SHARMA, Patricia M. LIU, Schubert CHU
  • Patent number: 11189508
    Abstract: Embodiments described herein generally relate to an in-situ metrology system that can constantly provide an uninterrupted optical access to a substrate disposed within a process chamber. In one embodiment, a metrology system for a substrate processing chamber is provided. The metrology system includes a sensor view pipe coupling to a quartz dome of a substrate processing chamber, a flange extending radially from an outer surface of the sensor view pipe, and a viewport window disposed on the flange, the viewport window having spectral ranges chosen for an optical sensor that is disposed on or adjacent to the viewport window.
    Type: Grant
    Filed: September 24, 2019
    Date of Patent: November 30, 2021
    Assignee: Applied Materials, Inc.
    Inventors: Ji-Dih Hu, Brian H. Burrows, Janardhan Devrajan, Schubert Chu