Patents by Inventor Chih-I Wu

Chih-I Wu 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: 12094783
    Abstract: A method for fabricating semiconductor device includes the steps of: providing a substrate having a fin-shaped structure thereon; forming a single diffusion break (SDB) structure in the substrate to divide the fin-shaped structure into a first portion and a second portion; forming a first gate structure on the SDB structure; forming an interlayer dielectric (ILD) layer around the first gate structure; transforming the first gate structure into a first metal gate; removing the first metal gate to form a first recess; and forming a dielectric layer in the first recess.
    Type: Grant
    Filed: June 14, 2023
    Date of Patent: September 17, 2024
    Assignee: UNITED MICROELECTRONICS CORP.
    Inventors: Chih-Kai Hsu, Ssu-I Fu, Chun-Ya Chiu, Chi-Ting Wu, Chin-Hung Chen, Yu-Hsiang Lin
  • Patent number: 12074070
    Abstract: A semiconductor device includes a single diffusion break (SDB) structure dividing a fin-shaped structure into a first portion and a second portion, a first isolation structure on the SDB structure, a shallow trench isolation (STI) adjacent to the SDB structure, and a second isolation structure on the STI. Preferably, the first isolation structure further includes a cap layer on the SDB structure and a dielectric layer on the cap layer.
    Type: Grant
    Filed: June 14, 2023
    Date of Patent: August 27, 2024
    Assignee: UNITED MICROELECTRONICS CORP.
    Inventors: Chih-Kai Hsu, Ssu-I Fu, Chun-Ya Chiu, Chi-Ting Wu, Chin-Hung Chen, Yu-Hsiang Lin
  • Publication number: 20240258407
    Abstract: The present disclosure provides a semiconductor device and a method of manufacturing the semiconductor device. The semiconductor device includes channel members vertically stacked above a substrate, a gate structure engaging the channel members, a gate sidewall spacer disposed on a sidewall of the gate structure, an epitaxial feature abutting end portions of the channel members, and inner spacers interposing the gate structure and the epitaxial feature. The end portion of at least one of the channel members includes a first dopant. A concentration of the first dopant in the end portion of the at least one of the channel members is higher than in a center portion of the at least one of the channel members. The concentration of the first dopant in the end portion of the at least one of the channel members is higher than in an outer portion of the epitaxial feature.
    Type: Application
    Filed: April 1, 2024
    Publication date: August 1, 2024
    Inventors: Chih-Ching Wang, Chung-I Yang, Jon-Hsu Ho, Wen-Hsing Hsieh, Kuan-Lun Cheng, Chung-Wei Wu, Zhiqiang Wu
  • Patent number: 12040364
    Abstract: A semiconductor device structure is provided. The semiconductor device structure includes a substrate. The semiconductor device structure includes a gate stack over the substrate. The gate stack includes a gate dielectric layer, a first metal-containing layer, a silicon-containing layer, a second metal-containing layer, and a gate electrode layer sequentially stacked over the substrate, the silicon-containing layer is between the first metal-containing layer and the second metal-containing layer, and the silicon-containing layer includes an oxide material.
    Type: Grant
    Filed: April 10, 2023
    Date of Patent: July 16, 2024
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Hsueh-Wen Tsau, Chun-I Wu, Ziwei Fang, Huang-Lin Chao, I-Ming Chang, Chung-Liang Cheng, Chih-Cheng Lin
  • Publication number: 20240088228
    Abstract: A device includes a substrate, a chalcogenide channel layer, a chalcogenide barrier layer, source/drain contacts, and a gate electrode. The chalcogenide channel layer is over the substrate. The chalcogenide barrier layer is over the chalcogenide channel layer. A dopant concentration of the chalcogenide barrier layer is greater than a dopant concentration of the chalcogenide channel layer. The source/drain contacts are over the chalcogenide channel layer. The gate electrode is over the substrate.
    Type: Application
    Filed: November 20, 2023
    Publication date: March 14, 2024
    Applicants: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD., NATIONAL TAIWAN UNIVERSITY
    Inventors: Yun-Yuan WANG, Chih-Hsiang HSIAO, I-Chih NI, Chih-I WU
  • Publication number: 20240014035
    Abstract: A semiconductor structure includes a semiconductor substrate, a gate structure, a source/drain structure, a contact, a dielectric layer, and a metal line. The gate structure is on the semiconductor substrate. The source/drain structure is adjacent to the gate structure. The contact lands on the source/drain structure. The dielectric layer spas the contact and the gate structure. The metal line extends through the dielectric layer to the contact. The metal line includes a liner over the contact, a magnetic layer over the liner, a graphene layer over the magnetic layer, and a filling metal over the graphene layer. The magnetic layer has a greater permeability coefficient than the filling metal.
    Type: Application
    Filed: September 21, 2023
    Publication date: January 11, 2024
    Applicants: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD., NATIONAL TAIWAN UNIVERSITY
    Inventors: Jian-Zhi HUANG, Yun-Hsuan HSU, I-Chih NI, Chih-I WU
  • Patent number: 11855150
    Abstract: A device includes a substrate, a channel layer, a barrier layer, a gate electrode, and source/drain contacts. The channel layer is made of transition metal dichalcogenide. The barrier layer is over the channel layer. The gate electrode is over the barrier layer. The source/drain contacts are on opposite sides of the gate electrode and over the barrier layer.
    Type: Grant
    Filed: May 27, 2022
    Date of Patent: December 26, 2023
    Assignees: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD., NATIONAL TAIWAN UNIVERSITY
    Inventors: Yun-Yuan Wang, Chih-Hsiang Hsiao, I-Chih Ni, Chih-I Wu
  • Publication number: 20230317852
    Abstract: A method includes forming a 2-D semiconductor material layer over a substrate; forming source/drain contacts over source/drain regions of the 2-D semiconductor material layer; and forming a gate structure over a channel region of the 2-D semiconductor material layer. Forming the source/drain contacts includes performing a first deposition process to deposit a first metal layer over the 2-D semiconductor material layer; and after the first deposition process is completed, performing a second deposition process to deposit a second metal layer over the first metal layer, in which the second metal layer has a higher melting point than the first metal layer.
    Type: Application
    Filed: March 18, 2022
    Publication date: October 5, 2023
    Applicants: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD., NATIONAL TAIWAN UNIVERSITY
    Inventors: Shun-Siang JHAN, Ang-Sheng CHOU, I-Chih NI, Chih-I WU
  • Publication number: 20230276720
    Abstract: A method includes forming a transistor over a substrate; and forming a resistive element over the transistor, in which forming the resistive element includes forming a bottom electrode electrically connected to a source/drain region of the transistor; forming a resistive switching layer over the bottom electrode, in which the resistive switching layer is made of metal halide; and forming a top electrode over the resistive switching layer.
    Type: Application
    Filed: February 25, 2022
    Publication date: August 31, 2023
    Applicants: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD., NATIONAL TAIWAN UNIVERSITY
    Inventors: Chia-Shuo LI, Yu-Tien WU, Bo-You CHEN, I-Chih NI, Chih-I WU
  • Publication number: 20230009266
    Abstract: A method for forming an integrated circuit device is provided. The method includes forming a transistor over a frontside of a substrate; forming an interconnect structure over the transistor; depositing a first transition metal layer over the interconnect structure; performing a plasma treatment to turn the first transition metal layer into a first transition metal dichalcogenide layer; forming a dielectric layer over the first transition metal dichalcogenide layer; forming a first gate electrode over the dielectric layer and a first portion of the first transition metal dichalcogenide layer; and forming a first source contact and a first drain contact respectively connected with a second portion and a third portion of the first transition metal dichalcogenide layer, the first portion of the first transition metal dichalcogenide layer being between the second and third portions of the first transition metal dichalcogenide layers.
    Type: Application
    Filed: January 25, 2022
    Publication date: January 12, 2023
    Applicants: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD., NATIONAL TAIWAN UNIVERSITY
    Inventors: Ya-Ting CHANG, Jian-Zhi HUANG, Jin-Bin YANG, I-Chih NI, Chih-I WU
  • Patent number: 11491648
    Abstract: A linear motion actuation system and method of using the same may be utilized for installing or removing a server blade within a server rack, via a linear motion assembly fastened to a server blade and configured for linear motion with the server blade; a bracket fastened to a server rack; and at least one linear motion actuator comprising: a first component secured with the linear motion assembly; and a second component movably secured with the first component and secured with the bracket. The second component is configured for at least substantially linear movement relative to first component, and the at least one linear motion actuator is configured to, upon receipt of a signal from a controller, move the second component in an at least substantially linear direction relative to the first component to move the server blade relative to the server rack.
    Type: Grant
    Filed: January 14, 2020
    Date of Patent: November 8, 2022
    Assignee: Synopsys, Inc.
    Inventor: Chih I. Wu
  • Publication number: 20220293735
    Abstract: A device includes a substrate, a channel layer, a barrier layer, a gate electrode, and source/drain contacts. The channel layer is made of transition metal dichalcogenide. The barrier layer is over the channel layer. The gate electrode is over the barrier layer. The source/drain contacts are on opposite sides of the gate electrode and over the barrier layer.
    Type: Application
    Filed: May 27, 2022
    Publication date: September 15, 2022
    Applicants: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD., NATIONAL TAIWAN UNIVERSITY
    Inventors: Yun-Yuan WANG, Chih-Hsiang HSIAO, I-Chih NI, Chih-I WU
  • Patent number: 11406022
    Abstract: A method of fabricating a substrate having a through via includes: providing a carrier board having a release layer thereon; attaching the substrate onto the carrier board via the release layer; applying a light beam to the substrate to form a first blind hole in the substrate, wherein the first blind hole penetrates a first surface and a second surface of the substrate; performing an enlargement process on the first blind hole to form a second blind hole; forming a through via in the second blind hole; and performing a de-bonding process to release the substrate having a through via from the carrier board.
    Type: Grant
    Filed: December 24, 2020
    Date of Patent: August 2, 2022
    Assignee: Industrial Technology Research Institute
    Inventors: Chih-I Wu, Shih-Ming Lin, Pin-Hao Hu, Yu-Chung Lin, Hsin-Yu Chang, Fu-Lung Chou, Chien-Jung Huang
  • Publication number: 20220238332
    Abstract: A plasma enhanced chemical vapor deposition (PECVD) method includes loading a wafer having a magnetic layer thereon into a processing chamber equipped with a radio frequency (RF) system, introducing an aromatic hydrocarbon precursor into the processing chamber, and turning on an RF source of the RF system to decompose the aromatic hydrocarbon precursor into active radicals at a frequency greater than about 1000 Hz to form a graphene layer over the magnetic layer.
    Type: Application
    Filed: May 6, 2021
    Publication date: July 28, 2022
    Applicants: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD., NATIONAL TAIWAN UNIVERSITY
    Inventors: Jian-Zhi HUANG, Yun-Hsuan HSU, I-Chih NI, Chih-I WU
  • Patent number: 11362180
    Abstract: A semiconductor device includes a substrate, a channel stack, source/drain contacts, and a gate electrode. The channel stack is over the substrate and includes a 2D channel layer and a barrier layer. An energy band gap of the barrier layer is greater than an energy band gap of the 2D channel layer. The source/drain contacts are in contact with the channel stack. The gate electrode is above the substrate.
    Type: Grant
    Filed: December 19, 2019
    Date of Patent: June 14, 2022
    Assignees: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD., NATIONAL TAIWAN UNIVERSITY
    Inventors: Yun-Yuan Wang, Chih-Hsiang Hsiao, I-Chih Ni, Chih-I Wu
  • Publication number: 20220141961
    Abstract: A method of fabricating a substrate having a through via includes: providing a carrier board having a release layer thereon; attaching the substrate onto the carrier board via the release layer; applying a light beam to the substrate to form a first blind hole in the substrate, wherein the first blind hole penetrates a first surface and a second surface of the substrate; performing an enlargement process on the first blind hole to form a second blind hole; forming a through via in the second blind hole; and performing a de-bonding process to release the substrate having a through via from the carrier board.
    Type: Application
    Filed: December 24, 2020
    Publication date: May 5, 2022
    Applicant: Industrial Technology Research Institute
    Inventors: Chih-I Wu, Shih-Ming Lin, Pin-Hao Hu, Yu-Chung Lin, Hsin-Yu Chang, Fu-Lung Chou, Chien-Jung Huang
  • Patent number: 11232982
    Abstract: A method includes loading a wafer into a processing chamber, wherein the processing chamber is wound by a coil, and the coil is coupled to an RF system; supplying an aromatic hydrocarbon precursor into the processing chamber; after supplying the aromatic hydrocarbon precursor, turning on an RF power of the RF system to decompose the aromatic hydrocarbon precursor into active radicals and cyclize the active radicals into a graphene layer over a metal layer on the wafer; and after an entirety of the metal layer being covered by the graphene layer, turning off the RF power of the RF system to stop forming the graphene layer.
    Type: Grant
    Filed: January 10, 2020
    Date of Patent: January 25, 2022
    Assignees: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD., NATIONAL TAIWAN UNIVERSITY
    Inventors: Jian-Zhi Huang, Yun-Hsuan Hsu, I-Chih Ni, Chih-I Wu
  • Patent number: 11171460
    Abstract: A tool for coupling and decoupling a connector of a cable. The tool includes a body, a bracket, and a first hook. The body has a first end portion, a second end portion opposite the first end portion, and an intermediate portion between the first end portion and the second end portion. The body has a longitudinal axis running between the first end portion and second end portion. The body also has a first surface and a second surface opposite the first surface. The bracket is disposed at the first end portion. The bracket defines a cavity configured to receive a portion of the connector, and the bracket is configured to push the connector as the tool moves in a first direction. The first hook is disposed at the intermediate portion. The first hook is configured to engage an opening defined by the connector and pull the connector as the tool moves in a second direction different than the first direction.
    Type: Grant
    Filed: February 20, 2020
    Date of Patent: November 9, 2021
    Assignee: Synopsys, Inc.
    Inventor: Chih I Wu
  • Publication number: 20210217660
    Abstract: A method includes loading a wafer into a processing chamber, wherein the processing chamber is wound by a coil, and the coil is coupled to an RF system; supplying an aromatic hydrocarbon precursor into the processing chamber; after supplying the aromatic hydrocarbon precursor, turning on an RF power of the RF system to decompose the aromatic hydrocarbon precursor into active radicals and cyclize the active radicals into a graphene layer over a metal layer on the wafer; and after an entirety of the metal layer being covered by the graphene layer, turning off the RF power of the RF system to stop forming the graphene layer.
    Type: Application
    Filed: January 10, 2020
    Publication date: July 15, 2021
    Applicants: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD., NATIONAL TAIWAN UNIVERSITY
    Inventors: Jian-Zhi HUANG, Yun-Hsuan HSU, I-Chih NI, Chih-I WU
  • Publication number: 20210193801
    Abstract: A semiconductor device includes a substrate, a channel stack, source/drain contacts, and a gate electrode. The channel stack is over the substrate and includes a 2D channel layer and a barrier layer. An energy band gap of the barrier layer is greater than an energy band gap of the 2D channel layer. The source/drain contacts are in contact with the channel stack. The gate electrode is above the substrate.
    Type: Application
    Filed: December 19, 2019
    Publication date: June 24, 2021
    Applicants: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD., NATIONAL TAIWAN UNIVERSITY
    Inventors: Yun-Yuan WANG, Chih-Hsiang HSIAO, I-Chih NI, Chih-I WU