Patents by Inventor Wei-Cheng Wang

Wei-Cheng 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: 20260143352
    Abstract: A device for wireless communication is provided. The device comprises a processor configured to: send a request to an first base station for connection status of a user device; send a sensing command to the first base station to scan an area in a coverage of the first base station to generate environment feature data; perform a neural network inference according to the environment feature data to generate a predicted position of the user device; and control a first reconfiguration intelligent surface (RIS) device according to the predicted position.
    Type: Application
    Filed: November 21, 2024
    Publication date: May 21, 2026
    Inventors: Pin-Siang HUANG, Wei-Cheng WANG, Bo-Wei CHEN
  • Patent number: 12604723
    Abstract: A semiconductor structure includes a semiconductor fin protruding from a substrate; a gate structure engaging with the semiconductor fin. The semiconductor structure also includes an interlayer dielectric (ILD) layer disposed over the substrate and adjacent to the gate structure, where a top surface of the gate structure is below a top surface of the ILD layer; a first metal layer in direct contact with a top surface of the gate structure; a second metal layer disposed over the first metal layer, where the first metal layer is disposed on bottom and sidewall surfaces of the second metal layer, where the bottom surface of the second metal layer has a concave profile, and where the second metal layer differs from the first metal layer in composition; and a gate contact disposed over the second metal layer.
    Type: Grant
    Filed: May 6, 2022
    Date of Patent: April 14, 2026
    Assignee: TAIWAN SEMICONDICTOR MANUFACTURING COMPANY, LTD
    Inventors: Wei-Cheng Wang, Shih-Hang Chiu, Kuan-Ting Liu, Chi On Chui, Chia-Wei Chen, Jian-Hao Chen
  • Publication number: 20260075384
    Abstract: A method and an electronic device of matching a mobile device with an object are provided. The method includes: receiving first positioning information of a first mobile device and first sensed information of a first object; determining whether the first mobile device and the first object are located in a first area according to the first positioning information and the first sensed information; in response to determining the first mobile device and the first object are located in the first area, matching the first mobile device with the first object to generate a matching result; and outputting the matching result.
    Type: Application
    Filed: November 17, 2024
    Publication date: March 12, 2026
    Applicant: Industrial Technology Research Institute
    Inventor: Wei-Cheng Wang
  • Patent number: 12544706
    Abstract: A flow guiding device for a carbon capture system includes a connecting unit and a flow guiding unit connected to the connecting unit. The connecting unit includes a communicating member defining a gas flow channel, a main housing diverging gradually from the communicating member, and a gas rectifier disposed opposite to the communicating member and having a plurality of air holes. The flow guiding unit includes a guiding member defining an flow channel in fluid communication with the gas flow channel and having a plurality of through holes in fluid communication with the flow channel, a main body diverging gradually from the guiding member, and a flow disturbing member disposed at a terminal portion of the main body and having a plurality of flow distributing holes. The main body cooperates with the main housing to define an annular flow channel therebetween that is in fluid communication with the through holes.
    Type: Grant
    Filed: November 1, 2023
    Date of Patent: February 10, 2026
    Assignee: NATIONAL CHENG KUNG UNIVERSITY
    Inventor: Wei-Cheng Wang
  • Patent number: 12508583
    Abstract: A method for producing an energetic gas from carbon dioxide includes the steps of: impregnating a plurality of alumina particles into a nickel-based aqueous solution to form a crude product, followed by subjecting the crude product to a drying treatment and then to a calcination treatment at a temperature ranging from 550° C. to 650° C., so as to obtain a supported catalyst; activating the supported catalyst with hydrogen, so as to obtain an activated supported catalyst; and subjecting hydrogen and carbon dioxide to a methanation reaction at a total gas hourly space velocity ranging from 4000 h?1 to 5000 h?1 in the presence of the activated supported catalyst, so as to form methane serving as an energetic gas.
    Type: Grant
    Filed: October 24, 2023
    Date of Patent: December 30, 2025
    Assignee: NATIONAL CHENG KUNG UNIVERSITY
    Inventors: Wei-Cheng Wang, Yung-Hsiang Yang
  • Publication number: 20250366114
    Abstract: A semiconductor structure and a method of forming the same are provided. In an embodiment, an exemplary semiconductor structure includes a gate structure. The gate structure includes a gate dielectric layer, an n-type work function layer embedded in the gate dielectric layer, a dielectric capping layer embedded in the n-type work function layer, and a p-type work function layer embedded in the dielectric capping layer. A top surface of the gate structure exposes the n-type work function layer, the dielectric capping layer, and the p-type work function layer. The semiconductor structure also includes a first metal cap on the n-type work function layer and a second metal cap on the p-type work function layer. The first metal cap is spaced apart from the second metal cap. without formed on the dielectric capping layer.
    Type: Application
    Filed: June 5, 2025
    Publication date: November 27, 2025
    Inventors: Shih-Hang Chiu, Chung-Chiang Wu, Wei-Cheng Wang, Chia-Wei Chen, Jian-Hao Chen, Kuan-Ting Liu, Chi On Chui
  • Patent number: 12484275
    Abstract: A method according to the present disclosure includes providing a substrate that includes a dummy gate stack wrapping over an active region, and a spacer layer extending along sidewalls of the dummy gate stack, selectively removing the dummy gate stack to form a gate trench exposing the active region, depositing a gate dielectric over the active region, depositing at least one work function layer over the gate dielectric layer, depositing a tungsten layer over the at least one work function layer, and depositing a tungsten nitride layer over the tungsten layer.
    Type: Grant
    Filed: May 23, 2022
    Date of Patent: November 25, 2025
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Shih-Hang Chiu, Wei-Cheng Wang, Kuan-Ting Liu, Chi On Chui
  • Publication number: 20250349723
    Abstract: A semiconductor device includes an active region. A metal gate electrode is disposed over the active region. A conductive layer is disposed over the metal gate electrode. A silicon-containing layer is disposed over a first portion of the conductive layer. A dielectric layer is disposed over a second portion of the conductive layer. A gate via vertically extends through the silicon-containing layer. The gate via is disposed over, and electrically coupled to, the metal gate electrode.
    Type: Application
    Filed: July 22, 2025
    Publication date: November 13, 2025
    Inventors: Wei-Cheng Wang, Shih-Hang Chiu, Kuan-Ting Liu, Cheng-Lung Hung, Chi On Chui
  • Publication number: 20250338587
    Abstract: Embodiments provide a replacement metal gate in a FinFET or nanoFET which utilizes a conductive metal fill. The conductive metal fill has an upper surface which has a fin shape which may be used for a self-aligned contact.
    Type: Application
    Filed: April 17, 2025
    Publication date: October 30, 2025
    Inventors: Shih-Hang Chiu, Wei-Cheng Wang, Chung-Chiang Wu, Chi On Chui
  • Patent number: 12436359
    Abstract: A driving mechanism is provided, including a fixed part, a movable part for holding an optical element, a driving assembly, a circuit board, and conductive element. The driving assembly is used for driving the movable part to move relative to the fixed part. The circuit board is disposed on the fixed part, having a conductive portion exposed to an outer surface of the circuit board. The conductive element forms a longitudinal end portion not parallel to the outer surface of the circuit board, wherein the conductive element is electrically connected to the driving assembly and the conductive portion of the circuit board.
    Type: Grant
    Filed: February 17, 2022
    Date of Patent: October 7, 2025
    Assignee: TDK TAIWAN CORP.
    Inventors: Chien-Lun Huang, Shao-Chung Chang, Wei-Cheng Wang, Fu-Yuan Wu, Shou-Jen Liu
  • Publication number: 20250311307
    Abstract: A semiconductor device includes stacks of nano-structures that each extend in a first horizontal direction. The stacks each extend in a vertical direction and are separated from one another in a second horizontal direction. A first gate is disposed over a first subset of the stacks. A second gate is disposed over a second subset of the stacks. A first conductive capping layer is disposed over a substantial entirety of an upper surface of the first gate. A second conductive capping layer is disposed over a substantial entirety of an upper surface of the second gate. A dielectric structure is disposed between the first gate and the second gate in the second horizontal direction. The dielectric structure physically and electrically separates the first gate and the second gate. An upper surface of the dielectric structure is substantially free of having the first or second conductive capping layers disposed thereon.
    Type: Application
    Filed: June 16, 2025
    Publication date: October 2, 2025
    Inventors: Chia-Wei Chen, Wei Cheng Hsu, Hui-Chi Chen, Jian-Hao Chen, Kuo-Feng Yu, Shih-Hang Chiu, Wei-Cheng Wang, Yen-Ju Chen, Chun-Chih Cheng
  • Patent number: 12414329
    Abstract: A semiconductor device includes stacks of nano-structures that each extend in a first horizontal direction. The stacks each extend in a vertical direction and are separated from one another in a second horizontal direction. A first gate is disposed over a first subset of the stacks. A second gate is disposed over a second subset of the stacks. A first conductive capping layer is disposed over a substantial entirety of an upper surface of the first gate. A second conductive capping layer is disposed over a substantial entirety of an upper surface of the second gate. A dielectric structure is disposed between the first gate and the second gate in the second horizontal direction. The dielectric structure physically and electrically separates the first gate and the second gate. An upper surface of the dielectric structure is substantially free of having the first or second conductive capping layers disposed thereon.
    Type: Grant
    Filed: May 5, 2022
    Date of Patent: September 9, 2025
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Chia-Wei Chen, Wei Cheng Hsu, Hui-Chi Chen, Jian-Hao Chen, Kuo-Feng Yu, Shih-Hang Chiu, Wei-Cheng Wang, Yen-Ju Chen, Chun-Chih Cheng
  • Patent number: 12336244
    Abstract: A semiconductor structure and a method of forming the same are provided. In an embodiment, an exemplary semiconductor structure includes a gate structure. The gate structure includes a gate dielectric layer, an n-type work function layer embedded in the gate dielectric layer, a dielectric capping layer embedded in the n-type work function layer, and a p-type work function layer embedded in the dielectric capping layer. A top surface of the gate structure exposes the n-type work function layer, the dielectric capping layer, and the p-type work function layer. The semiconductor structure also includes a first metal cap on the n-type work function layer and a second metal cap on the p-type work function layer. The first metal cap is spaced apart from the second metal cap. without formed on the dielectric capping layer.
    Type: Grant
    Filed: June 7, 2022
    Date of Patent: June 17, 2025
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Shih-Hang Chiu, Chung-Chiang Wu, Wei-Cheng Wang, Chia-Wei Chen, Jian-Hao Chen, Kuan-Ting Liu, Chi On Chui
  • Publication number: 20250043192
    Abstract: A method for producing a sustainable aviation fuel includes (a) subjecting a feedstock containing an oil to a first reaction with hydrogen in the presence of a first catalyst so that the oil is hydrogenated to saturation and deoxygenated, thereby obtaining a first product containing hydrocarbons, the first reaction being carried out at a temperature ranging from 385° C. to 415° C.; and (b) subjecting the first product to a second reaction with hydrogen in the presence of a second catalyst so that the hydrocarbons in the first product are cracked and isomerized, thereby obtaining the sustainable aviation fuel, the second catalyst including a silicoaluminophosphate-11 (SAPO-11) carrier loaded with nickel and citric acid, the nickel being present in an amount ranging from 12 wt % to 30 wt % based on 100 wt % of the second catalyst.
    Type: Application
    Filed: October 13, 2023
    Publication date: February 6, 2025
    Inventor: Wei-Cheng WANG
  • Publication number: 20250034060
    Abstract: A method for producing an energetic gas from carbon dioxide includes the steps of: impregnating a plurality of alumina particles into a nickel-based aqueous solution to form a crude product, followed by subjecting the crude product to a drying treatment and then to a calcination treatment at a temperature ranging from 550° C. to 650° C., so as to obtain a supported catalyst; activating the supported catalyst with hydrogen, so as to obtain an activated supported catalyst; and subjecting hydrogen and carbon dioxide to a methanation reaction at a total gas hourly space velocity ranging from 4000 h?1 to 5000 h?1 in the presence of the activated supported catalyst, so as to form methane serving as an energetic gas.
    Type: Application
    Filed: October 24, 2023
    Publication date: January 30, 2025
    Inventors: Wei-Cheng WANG, Yung-Hsiang YANG
  • Publication number: 20250028151
    Abstract: An optical element driving mechanism is provided, including a fixed part, a movable part, a metallic member and a driving assembly. The fixed part includes a base. The movable part is movably connected to the fixed part, and carries an optical element, the optical element has an optical axis. The metallic member is disposed on the base, and includes an inner electrical connection part and an outer electrical connection part, the inner electrical connection part and the outer electrical connection part are connected to each other. The driving assembly includes at least one driving magnetic element and drives the movable part to move relative to the fixed part.
    Type: Application
    Filed: October 9, 2024
    Publication date: January 23, 2025
    Inventors: Chien-Lun HUANG, Shao-Chung CHANG, Wei-Cheng WANG, Che-Hsiang CHIU, Fu-Yuan WU, Shou-Jen LIU
  • Publication number: 20250025823
    Abstract: A flow guiding device for a carbon capture system includes a connecting unit and a flow guiding unit connected to the connecting unit. The connecting unit includes a communicating member defining a gas flow channel, a main housing diverging gradually from the communicating member, and a gas rectifier disposed opposite to the communicating member and having a plurality of air holes. The flow guiding unit includes a guiding member defining an flow channel in fluid communication with the gas flow channel and having a plurality of through holes in fluid communication with the flow channel, a main body diverging gradually from the guiding member, and a flow disturbing member disposed at a terminal portion of the main body and having a plurality of flow distributing holes. The main body cooperates with the main housing to define an annular flow channel therebetween that is in fluid communication with the through holes.
    Type: Application
    Filed: November 1, 2023
    Publication date: January 23, 2025
    Inventor: Wei-Cheng WANG
  • Patent number: D1095320
    Type: Grant
    Filed: December 28, 2023
    Date of Patent: September 30, 2025
    Inventor: Wei-Cheng Wang
  • Patent number: D1109472
    Type: Grant
    Filed: June 27, 2024
    Date of Patent: January 13, 2026
    Inventor: Wei-Cheng Wang
  • Patent number: D1118144
    Type: Grant
    Filed: December 27, 2024
    Date of Patent: March 17, 2026
    Inventor: Wei-Cheng Wang