Patents by Inventor Chia-Chi CHUANG

Chia-Chi CHUANG 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: 20240172434
    Abstract: A semiconductor device includes a stacked gate structure, a plurality of stacks and a first conductive layer. The stacks are disposed aside the stacked gate structure and arranged along both a first direction and a second direction perpendicular to the first direction, wherein the stacks are extended continuously along the first direction and segmented in the second direction. The first conductive layer is disposed between segmented portions of the stacks along the second direction, wherein top surfaces of the segmented portions of the stacks are higher than a top surface of the first conductive layer.
    Type: Application
    Filed: January 31, 2024
    Publication date: May 23, 2024
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chien-Hsuan Liu, Chiang-Ming Chuang, Chih-Ming Lee, Kun-Tsang Chuang, Hung-Che Liao, Chia-Ming Pan, Hsin-Chi Chen
  • Patent number: 11961770
    Abstract: Some embodiments of the present disclosure relate to a processing tool. The tool includes a housing enclosing a processing chamber, and an input/output port configured to pass a wafer through the housing into and out of the processing chamber. A back-side macro-inspection system is arranged within the processing chamber and is configured to image a back side of the wafer. A front-side macro-inspection system is arranged within the processing chamber and is configured to image a front side of the wafer according to a first image resolution. A front-side micro-inspection system is arranged within the processing chamber and is configured to image the front side of the wafer according to a second image resolution which is higher than the first image resolution.
    Type: Grant
    Filed: November 4, 2021
    Date of Patent: April 16, 2024
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chia-Han Lin, Chien-Fa Lee, Hsu-Shui Liu, Jiun-Rong Pai, Sheng-Hsiang Chuang, Surendra Kumar Soni, Shou-Wen Kuo, Wu-An Weng, Gary Tsai, Chien-Ko Liao, Ya Hsun Hsueh, Becky Liao, Ethan Yu, Ming-Chi Tsai, Kuo-Yi Liu
  • Patent number: 11955515
    Abstract: A semiconductor device with dual side source/drain (S/D) contact structures and a method of fabricating the same are disclosed. The method includes forming a fin structure on a substrate, forming a superlattice structure on the fin structure, forming first and second S/D regions within the superlattice structure, forming a gate structure between the first and second S/D regions, forming first and second contact structures on first surfaces of the first and second S/D regions, and forming a third contact structure, on a second surface of the first S/D region, with a work function metal (WFM) silicide layer and a dual metal liner. The second surface is opposite to the first surface of the first S/D region and the WFM silicide layer has a work function value closer to a conduction band energy than a valence band energy of a material of the first S/D region.
    Type: Grant
    Filed: July 28, 2022
    Date of Patent: April 9, 2024
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Shih-Chuan Chiu, Chia-Hao Chang, Cheng-Chi Chuang, Chih-Hao Wang, Huan-Chieh Su, Chun-Yuan Chen, Li-Zhen Yu, Yu-Ming Lin
  • Patent number: 11955535
    Abstract: Semiconductor devices and methods of forming the same are provided. A semiconductor device according to one embodiment includes an active region including a channel region and a source/drain region adjacent the channel region, a gate structure over the channel region of the active region, a source/drain contact over the source/drain region, a dielectric feature over the gate structure and including a lower portion adjacent the gate structure and an upper portion away from the gate structure, and an air gap disposed between the gate structure and the source/drain contact. A first width of the upper portion of the dielectric feature along a first direction is greater than a second width of the lower portion of the dielectric feature along the first direction. The air gap is disposed below the upper portion of the dielectric feature.
    Type: Grant
    Filed: July 26, 2022
    Date of Patent: April 9, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Chia-Hao Chang, Lin-Yu Huang, Sheng-Tsung Wang, Cheng-Chi Chuang, Yu-Ming Lin, Chih-Hao Wang
  • Patent number: 11948879
    Abstract: A semiconductor device structure, along with methods of forming such, are described. The semiconductor device structure includes a device, a first dielectric material disposed over the device, and an opening is formed in the first dielectric material. The semiconductor device structure further includes a conductive structure disposed in the opening, and the conductive structure includes a first sidewall. The semiconductor device structure further includes a surrounding structure disposed in the opening, and the surrounding structure surrounds the first sidewall of the conductive structure. The surrounding structure includes a first spacer layer and a second spacer layer adjacent the first spacer layer. The first spacer layer is separated from the second spacer layer by an air gap.
    Type: Grant
    Filed: July 27, 2022
    Date of Patent: April 2, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Lin-Yu Huang, Li-Zhen Yu, Chia-Hao Chang, Cheng-Chi Chuang, Kuan-Lun Cheng, Chih-Hao Wang
  • Publication number: 20240087877
    Abstract: A backside metallized compound semiconductor device includes a compound semiconductor wafer and a metal layered structure. The compound semiconductor wafer includes a substrate having opposite front and back surfaces, and a ground pad structure formed on the front surface. The substrate is formed with a via extending from the back surface to the front surface to expose a side wall of the substrate and a portion of the ground pad structure. The metal layered structure is disposed on the back surface, and covers the side wall and the portion of the ground pad structure. The metal layered structure includes an adhesion layer, a seed layer, a gold layer, and an electroplated copper layer that are formed on the back surface in such order. The method for manufacturing the backside metallized compound semiconductor device is also disclosed.
    Type: Application
    Filed: November 20, 2023
    Publication date: March 14, 2024
    Inventors: Tsung-Te CHIU, Kechuang LIN, Houng-Chi WEI, Chia-Chu KUO, Bing-Han CHUANG
  • Patent number: 11925017
    Abstract: A semiconductor device is provided. The semiconductor device includes a substrate, a stacked gate structure, and a wall structure. The stacked gate structure is on the substrate and extending along a first direction. The wall structure is on the substrate and laterally aside the stacked gate structure. The wall structure extends along the first direction and a second direction perpendicular to the first direction. The stacked gate structure is overlapped with the wall structure in the first direction and the second direction.
    Type: Grant
    Filed: January 13, 2020
    Date of Patent: March 5, 2024
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chien-Hsuan Liu, Chiang-Ming Chuang, Chih-Ming Lee, Kun-Tsang Chuang, Hung-Che Liao, Chia-Ming Pan, Hsin-Chi Chen
  • Patent number: 11916133
    Abstract: Semiconductor devices and methods of forming the same are provided. In one embodiment, a semiconductor device includes a gate structure sandwiched between and in contact with a first spacer feature and a second spacer feature, a top surface of the first spacer feature and a top surface of the second spacer feature extending above a top surface of the gate structure, a gate self-aligned contact (SAC) dielectric feature over the first spacer feature and the second spacer feature, a contact etch stop layer (CESL) over the gate SAC dielectric feature, a dielectric layer over the CESL, a gate contact feature extending through the dielectric layer, the CESL, the gate SAC dielectric feature, and between the first spacer feature and the second spacer feature to be in contact with the gate structure, and a liner disposed between the first spacer feature and the gate contact feature.
    Type: Grant
    Filed: February 21, 2022
    Date of Patent: February 27, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Li-Zhen Yu, Lin-Yu Huang, Chia-Hao Chang, Cheng-Chi Chuang, Yu-Ming Lin, Chih-Hao Wang
  • Patent number: 11916077
    Abstract: The present disclosure describes an apparatus with a local interconnect structure. The apparatus can include a first transistor, a second transistor, a first interconnect structure, a second interconnect structure, and a third interconnect structure. The local interconnect structure can be coupled to gate terminals of the first and second transistors and routed at a same interconnect level as reference metal lines coupled to ground and a power supply voltage. The first interconnect structure can be coupled to a source/drain terminal of the first transistor and routed above the local interconnect structure. The second interconnect structure can be coupled to a source/drain terminal of the second transistor and routed above the local interconnect structure. The third interconnect structure can be routed above the local interconnect structure and at a same interconnect level as the first and second interconnect structures.
    Type: Grant
    Filed: May 24, 2021
    Date of Patent: February 27, 2024
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Chih-Liang Chen, Cheng-Chi Chuang, Chih-Ming Lai, Chia-Tien Wu, Charles Chew-Yuen Young, Hui-Ting Yang, Jiann-Tyng Tzeng, Ru-Gun Liu, Wei-Cheng Lin, Lei-Chun Chou, Wei-An Lai
  • Patent number: 11128191
    Abstract: A wire bonding device of a stator of a motor includes an insulating ring, a conductive wire, and a wire-bonding terminal. The insulating ring includes a bottom, an inner sidewall, and an outer sidewall. The inner sidewall is connected to an inner edge of the bottom. The outer sidewall is connected to an outer edge of the bottom. The conductive wire is accommodated in the insulating ring. The conductive wire is covered with an insulating cladding layer. The wire-bonding terminal includes a clamping portion, a protruding portion, and a wire-bonding segment. The clamping portion clamps the conductive wire. An end of the protruding portion is connected to the clamping portion. Another end of the protruding portion protrudes out of the insulating ring. An end of the wire-bonding segment is connected to said another end of the protruding portion.
    Type: Grant
    Filed: November 24, 2019
    Date of Patent: September 21, 2021
    Assignee: Chicony Power Technology Co., Ltd.
    Inventors: Chia-Chi Chuang, Hung-Jui Chang
  • Publication number: 20210111603
    Abstract: A wire bonding device of a stator of a motor includes an insulating ring, a conductive wire, and a wire-bonding terminal. The insulating ring includes a bottom, an inner sidewall, and an outer sidewall. The inner sidewall is connected to an inner edge of the bottom. The outer sidewall is connected to an outer edge of the bottom. The conductive wire is accommodated in the insulating ring. The conductive wire is covered with an insulating cladding layer. The wire-bonding terminal includes a clamping portion, a protruding portion, and a wire-bonding segment. The clamping portion clamps the conductive wire. An end of the protruding portion is connected to the clamping portion. Another end of the protruding portion protrudes out of the insulating ring. An end of the wire-bonding segment is connected to said another end of the protruding portion.
    Type: Application
    Filed: November 24, 2019
    Publication date: April 15, 2021
    Inventors: Chia-Chi CHUANG, Hung-Jui CHANG
  • Patent number: D1027976
    Type: Grant
    Filed: May 24, 2021
    Date of Patent: May 21, 2024
    Assignee: VIVOTEK INC.
    Inventors: Kuan-Hung Chen, Kai-Sheng Chuang, Chia-Chi Chang, Yu-Fang Huang, Kai-Ting Yu, Wen-Chun Chen, Shu-Jung Hsu, Tsao-Wei Hung