Patents by Inventor Pei Yu Wang

Pei Yu Wang 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: 20240258237
    Abstract: In an embodiment, a device includes: a first fin; a gate structure over the first fin; a first source/drain region adjacent the gate structure; an etch stop layer over the first source/drain region; a conductive line over the etch stop layer, the conductive line isolated from the first source/drain region by the etch stop layer, a top surface of the conductive line being coplanar with a top surface of the gate structure; and a power rail contact extending through the first fin, the power rail contact connected to the first source/drain region.
    Type: Application
    Filed: April 11, 2024
    Publication date: August 1, 2024
    Inventors: Pei-Yu Wang, Yu-Xuan Huang
  • Publication number: 20240258397
    Abstract: The present disclosure relates to a semiconductor device having a backside source/drain contact, and method for forming the device. The semiconductor device includes a source/drain feature having a top surface and a bottom surface, a first silicide layer formed in contact with the top surface of the source/drain feature, a first conductive feature formed on the first silicide layer, and a second conductive feature having a body portion and a first sidewall portion extending from the body portion, wherein the body portion is below the bottom surface of the source/drain feature, and the first sidewall portion is in contact with the first conductive feature.
    Type: Application
    Filed: February 28, 2024
    Publication date: August 1, 2024
    Inventors: Chun-Yuan CHEN, Pei-Yu WANG, Huan-Chieh SU, Chih-Hao WANG
  • Publication number: 20240239552
    Abstract: An anti-opening container includes a first box and a second box. The first box includes a first body, a first box section and a first gripping section. The first box section is formed by the extension of the first body. The second box includes a second body, a second box section, a second gripping section, an extension section, and a fastener section. The second box section is formed by the extension of the second body. The fastener section is connected to the extension section via a perforated line. The fastener section is embedded in the first box section. When the first gripping section and the second gripping section are displaced in opposite directions, the perforated line breaks, and the first box section and the fastener section are separated from the second box section together to separate the first box and the second box.
    Type: Application
    Filed: February 22, 2023
    Publication date: July 18, 2024
    Applicant: SOUTH PLASTIC INDUSTRY CO., LTD.
    Inventors: Tong-Chang WANG, Pei-Yu WANG
  • Publication number: 20240239562
    Abstract: An anti-opening container includes a first box and a second box. The first box includes a first body and a first box section. The first body includes a first side wall. The first box section is formed by the extension of the first side wall. The second box includes a second body, a second box section and an extension section. The second body includes a second base and a second side wall. The second box section is formed by the extension of the second side wall. When the first box and the second box are combined, the first box section is stacked on the second box section. The extension section is formed by the extension of the second side wall, and includes a fastener and a gripping section. When the fastener fits into the first fastening groove, the gripping section is located outside the first fastening groove.
    Type: Application
    Filed: February 22, 2023
    Publication date: July 18, 2024
    Applicant: SOUTH PLASTIC INDUSTRY CO., LTD.
    Inventors: Tong-Chang WANG, Pei-Yu WANG
  • Publication number: 20240213316
    Abstract: A method for forming a nanosheet device is provided. The method includes epitaxially growing a conformal semiconductor layer from a first stack of semiconductor layers and a second stack of the semiconductor layers. Each of the first and second stack of semiconductor layers includes a plurality of first semiconductor layers and a plurality of second semiconductor layers alternately stacked on each other. A space between the first and second stacks of semiconductor layers is filled with a dielectric fin. The conformal semiconductor layer and the second semiconductor layers may be removed. A metal gate structure is formed over the first semiconductor layers and filling openings created by removal of the conformal semiconductor layer and the second semiconductor layer. A process may be performed on the metal gate structure to form an isolation between the portions of the metal gate structure being separated by a patterning process.
    Type: Application
    Filed: January 24, 2023
    Publication date: June 27, 2024
    Inventors: Yi-Ruei JHAN, Pei-Yu WANG, Cheng-Ting CHUNG, Kuan-Ting PAN, Shi Ning JU, Kuo-Cheng CHIANG, Chih-Hao WANG
  • Publication number: 20240194749
    Abstract: In an embodiment, a device includes: a first nanostructure over a substrate, the first nanostructure including a channel region and a first lightly doped source/drain region, the first lightly doped source/drain region adjacent the channel region; a first epitaxial source/drain region wrapped around four sides of the first lightly doped source/drain region; an interlayer dielectric over the first epitaxial source/drain region; a source/drain contact extending through the interlayer dielectric, the source/drain contact wrapped around four sides of the first epitaxial source/drain region; and a gate stack adjacent the source/drain contact and the first epitaxial source/drain region, the gate stack wrapped around four sides of the channel region.
    Type: Application
    Filed: February 19, 2024
    Publication date: June 13, 2024
    Inventors: Sai-Hooi Yeong, Pei-Yu Wang, Chi On Chui
  • Publication number: 20240194762
    Abstract: The present disclosure provides a method of forming a semiconductor device including an nFET structure and a pFET structure where each of the nFET and pFET structures include a semiconductor substrate and a gate trench. The method includes depositing an interfacial layer in each gate trench, depositing a first ferroelectric layer over the interfacial layer, removing the first ferroelectric layer from the nFET structure, depositing a metal oxide layer in each gate trench, depositing a second ferroelectric layer over the metal oxide layer, removing the second ferroelectric layer from the pFET structure, and depositing a gate electrode in each gate trench.
    Type: Application
    Filed: February 26, 2024
    Publication date: June 13, 2024
    Inventors: Min Cao, Pei-Yu Wang, Sai-Hooi Yeong, Ching-Wei Tsai, Kuan-Lun Cheng, Chih-Hao Wang
  • Patent number: 12009293
    Abstract: Semiconductor devices and method of forming the same are disclosed herein. A semiconductor device according to the present disclosure includes a first dielectric layer having a first top surface and a contact via extending through the first dielectric layer and rising above the first top surface of the first dielectric layer.
    Type: Grant
    Filed: March 14, 2022
    Date of Patent: June 11, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Pei-Yu Wang, Cheng-Ting Chung, Wei Ju Lee
  • Patent number: 11996293
    Abstract: A semiconductor device includes a substrate, a first semiconductor fin and a second semiconductor fin protruding from the substrate, an isolation feature disposed on the substrate and on sidewalls of the first and second semiconductor fins, a gate structure disposed on the isolation feature. The semiconductor device also includes a dielectric fin disposed on the isolation feature and sandwiched between the first and second semiconductor fins. A middle portion of the dielectric fin separates the gate structure into a first gate structure segment engaging the first semiconductor fin and a second gate structure segment engaging the second semiconductor fin.
    Type: Grant
    Filed: August 2, 2021
    Date of Patent: May 28, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Pei-Yu Wang, Zhi-Chang Lin, Ching-Wei Tsai, Kuan-Lun Cheng
  • Patent number: 11984402
    Abstract: In an embodiment, a device includes: a first fin; a gate structure over the first fin; a first source/drain region adjacent the gate structure; an etch stop layer over the first source/drain region; a conductive line over the etch stop layer, the conductive line isolated from the first source/drain region by the etch stop layer, a top surface of the conductive line being coplanar with a top surface of the gate structure; and a power rail contact extending through the first fin, the power rail contact connected to the first source/drain region.
    Type: Grant
    Filed: July 21, 2022
    Date of Patent: May 14, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Pei-Yu Wang, Yu-Xuan Huang
  • Publication number: 20240145319
    Abstract: A semiconductor device package includes a supporting element, a transparent plate disposed on the supporting element, a semiconductor device disposed under the transparent plate, and a lid surrounding the transparent plate. The supporting element and the transparent plate define a channel.
    Type: Application
    Filed: January 2, 2024
    Publication date: May 2, 2024
    Applicant: Advanced Semiconductor Engineering, Inc.
    Inventors: Tsung-Yu LIN, Pei-Yu WANG, Chung-Wei HSU
  • Publication number: 20240105847
    Abstract: A method for forming a semiconductor arrangement comprises forming a fin over a semiconductor layer. A gate structure is formed over a first portion of the fin. A second portion of the fin adjacent to the first portion of the fin and a portion of the semiconductor layer below the second portion of the fin are removed to define a recess. A stress-inducing material is formed in the recess. A first semiconductor material is formed in the recess over the stress-inducing material. The first semiconductor material is different than the stress-inducing material.
    Type: Application
    Filed: December 11, 2023
    Publication date: March 28, 2024
    Inventors: Pei-Yu WANG, Sai-Hooi YEONG
  • Publication number: 20240105794
    Abstract: An integrated circuit includes a semiconductor nanostructure transistor. The semiconductor nanostructure transistor includes a plurality of semiconductor nanostructures corresponding to channel regions conductor Nanostructure transistor. A gate metal surrounds the semiconductor nanostructures. The gate metal has differing gate length dimension above the semiconductor nanostructures compared to the gate length between the semiconductor nanostructures.
    Type: Application
    Filed: February 13, 2023
    Publication date: March 28, 2024
    Inventor: Pei-Yu WANG
  • Patent number: 11942523
    Abstract: In an embodiment, a device includes: a first nanostructure over a substrate, the first nanostructure including a channel region and a first lightly doped source/drain region, the first lightly doped source/drain region adjacent the channel region; a first epitaxial source/drain region wrapped around four sides of the first lightly doped source/drain region; an interlayer dielectric over the first epitaxial source/drain region; a source/drain contact extending through the interlayer dielectric, the source/drain contact wrapped around four sides of the first epitaxial source/drain region; and a gate stack adjacent the source/drain contact and the first epitaxial source/drain region, the gate stack wrapped around four sides of the channel region.
    Type: Grant
    Filed: February 13, 2023
    Date of Patent: March 26, 2024
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Sai-Hooi Yeong, Pei-Yu Wang, Chi On Chui
  • Patent number: 11942530
    Abstract: The present disclosure relates to a semiconductor device having a backside source/drain contact, and method for forming the device. The semiconductor device includes a source/drain feature having a top surface and a bottom surface, a first silicide layer formed in contact with the top surface of the source/drain feature, a first conductive feature formed on the first silicide layer, and a second conductive feature having a body portion and a first sidewall portion extending from the body portion, wherein the body portion is below the bottom surface of the source/drain feature, and the first sidewall portion is in contact with the first conductive feature.
    Type: Grant
    Filed: December 6, 2021
    Date of Patent: March 26, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Chun-Yuan Chen, Pei-Yu Wang, Huan-Chieh Su, Chih-Hao Wang
  • Publication number: 20240097001
    Abstract: A semiconductor device according to the present disclosure includes a vertical stack of channel members, a gate structure over and around the vertical stack of channel members, and a first source/drain feature and a second source/drain feature. Each of the vertical stack of channel members extends along a first direction between the first source/drain feature and the second source/drain feature. Each of the vertical stack of channel members is spaced apart from the first source/drain feature by a silicide feature.
    Type: Application
    Filed: November 28, 2023
    Publication date: March 21, 2024
    Inventor: Pei-Yu Wang
  • Publication number: 20240079277
    Abstract: A method for forming a semiconductor device structure is provided. The method includes providing a substrate, an isolation layer, a gate stack structure, and a dielectric layer. The method includes partially removing the gate stack structure to form a first trench in the gate stack structure. The method includes forming an isolation structure in the first trench. The method includes removing the first gate stack and the second gate stack to form a first recess and a second recess in the dielectric layer. The method includes forming an n-type gate stack and a p-type gate stack in the first recess and the second recess respectively. The method includes forming a conductive line over the n-type gate stack, the p-type gate stack, and the isolation structure. The conductive line electrically connects the n-type gate stack to the p-type gate stack.
    Type: Application
    Filed: January 10, 2023
    Publication date: March 7, 2024
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Wang-Chun HUANG, Pei-Yu WANG
  • Patent number: 11916128
    Abstract: The present disclosure provides a method of forming a semiconductor device including an nFET structure and a pFET structure where each of the nFET and pFET structures include a semiconductor substrate and a gate trench. The method includes depositing an interfacial layer in each gate trench, depositing a first ferroelectric layer over the interfacial layer, removing the first ferroelectric layer from the nFET structure, depositing a metal oxide layer in each gate trench, depositing a second ferroelectric layer over the metal oxide layer, removing the second ferroelectric layer from the pFET structure, and depositing a gate electrode in each gate trench.
    Type: Grant
    Filed: February 27, 2023
    Date of Patent: February 27, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD
    Inventors: Min Cao, Pei-Yu Wang, Sai-Hooi Yeong, Ching-Wei Tsai, Kuan-Lun Cheng, Chih-Hao Wang
  • Publication number: 20240014283
    Abstract: A method of fabricating a semiconductor device includes providing a dummy structure including channel layers disposed over a frontside of a substrate, inner spacers disposed between adjacent channels of the channel layers and at lateral ends of the channel layers, and a gate structure interposing the plurality of channel layers. The dummy structure is disposed at an active edge adjacent to an active region. Perform an etching process to etch the gate structure and the plurality of channel layers to form a cut region along the active edge. Deposit a conductive material in the cut region to form a conductive feature. The method further includes thinning the substrate from a backside of the substrate to expose the conductive feature and forming a backside metal wiring layer on the backside of the substrate. The backside metal wiring layer is in electrical connection with the conductive feature.
    Type: Application
    Filed: February 22, 2023
    Publication date: January 11, 2024
    Inventors: Pei-Yu Wang, Yu-Xuan Huang, Huan-Chieh Su, Chun-Yuan Chen, Li-Zhen Yu
  • Patent number: 11862525
    Abstract: A semiconductor device package includes a supporting element, a transparent plate disposed on the supporting element, a semiconductor device disposed under the transparent plate, and a lid surrounding the transparent plate. The supporting element and the transparent plate define a channel.
    Type: Grant
    Filed: March 15, 2022
    Date of Patent: January 2, 2024
    Assignee: ADVANCED SEMICONDUCTOR ENGINEERING, INC.
    Inventors: Tsung-Yu Lin, Pei-Yu Wang, Chung-Wei Hsu