Patents by Inventor Chi Wu

Chi 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: 12165955
    Abstract: A semiconductor arrangement includes a first dielectric feature passing through a semiconductive layer and a first dielectric layer over a substrate. The semiconductor arrangement includes a conductive feature passing through the semiconductive layer and the first dielectric layer and electrically coupled to the substrate. The conductive feature is adjacent the first dielectric feature and electrically isolated from the semiconductive layer by the first dielectric feature.
    Type: Grant
    Filed: November 22, 2023
    Date of Patent: December 10, 2024
    Assignee: Taiwan Semiconductor Manufacturing Company Limited
    Inventors: Josh Lin, Chung-Jen Huang, Yun-Chi Wu, Tsung-Yu Yang
  • Patent number: 12166121
    Abstract: An integrated circuit structure includes a semiconductor substrate, a first source/drain feature, a second source/drain feature, a gate dielectric layer, a gate electrode, a field plate electrode, and a dielectric layer. The semiconductor substrate has a well region and a drift region therein. The first source/drain feature is in the well region. The second source/drain feature is in the semiconductor substrate. The drift region is between the well region and the second source/drain feature. The gate dielectric layer is over the well region and the drift region. The gate electrode is over the gate dielectric layer and vertically overlapping the well region. The field plate electrode is over the gate dielectric layer and vertically overlapping the drift region. The dielectric layer is between the gate electrode and the field plate electrode. A top surface of the gate electrode is free of the dielectric layer.
    Type: Grant
    Filed: May 4, 2023
    Date of Patent: December 10, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Cheng-Bo Shu, Yun-Chi Wu
  • Patent number: 12159916
    Abstract: A method for fabricating a semiconductor component includes forming an interlayer dielectric (ILD) layer on a substrate, forming a trench in the interlayer dielectric layer, forming a metal gate in the trench, removing a portion of the metal gate protruding from the ILD layer, reacting a reducing gas with the metal gate, and removing a top portion of the metal gate.
    Type: Grant
    Filed: July 25, 2023
    Date of Patent: December 3, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Po-Chi Wu, Chai-Wei Chang, Jung-Jui Li, Ya-Lan Chang, Yi-Cheng Chao
  • Patent number: 12159083
    Abstract: A multimedia system is provided. The multimedia system includes a plurality of transmission devices and a receiving-end device. Multiple transmission devices respectively has a microphone. The receiving-end device is coupled to the transmission devices. When the microphone of one of the transmission devices is enabled, the receiving-end device outputs at least one control signal to at least another one of the transmission devices to disable the microphone of the at least another one of the transmission devices.
    Type: Grant
    Filed: February 17, 2023
    Date of Patent: December 3, 2024
    Assignee: BenQ Corporation
    Inventors: Chen-Chi Wu, Chia-Nan Shih, Chin-Fu Chiang, Jung-Kun Tseng, Chuang-Wei Wu, Chian Yu Yeh
  • Publication number: 20240394211
    Abstract: The present invention provides a signal transmission method used in a host device. The signal transmission method comprises the steps of: receiving a plurality of commands, wherein the plurality of commands comprise at least two different types of commands; aggregating the plurality of commands to generate an aggregated command; and transmitting the aggregated command to an electronic device through a first interface circuit.
    Type: Application
    Filed: May 13, 2024
    Publication date: November 28, 2024
    Applicant: Realtek Semiconductor Corp.
    Inventor: Lin-Chi Wu
  • Publication number: 20240395618
    Abstract: The present disclosure provides a method for semiconductor fabrication. The method includes receiving a workpiece having gate structures over channel regions on a substrate and source/drain (S/D) features adjacent to the channel regions. The method then forms tungsten S/D contacts over the S/D features in a first ILD layer by a first selective bottom-up metal growth process. The method forms tungsten S/D vias over the tungsten S/D contacts in a second ILD layer by a second selective bottom-up metal growth process. And after forming the tungsten S/D vias, the method forms tungsten gate vias over the gate structures in the first and the second ILD layer. The forming of the tungsten gate vias includes forming a tungsten seed layer by physical vapor deposition (PVD), and depositing tungsten directly on horizontal and sidewall surfaces of the tungsten seed layer by chemical vapor deposition (CVD).
    Type: Application
    Filed: May 26, 2023
    Publication date: November 28, 2024
    Inventors: Chen-Hung Tsai, Pang-Chi Wu, Fu-Kai Yang
  • Patent number: 12151781
    Abstract: A power module of an electric assisted bicycle is disclosed and includes a pedal shaft, a gear-plate-output shaft, a reducer, a motor, a first sensor, a housing, a second sensor and a driving controller. The gear-plate-output, a reducer-output shaft and a reducer-fixed shaft of the reducer are disposed in parallel and sleeved on the pedal shaft concentrically. The motor drives the gear-plate-output shaft to rotate. The first sensor is disposed on the reducer-fixed shaft for sensing a first torque of the reducer-output shaft acting on the reducer-fixed shaft. The reducer-fixed shaft is connected to the housing. A frameset-fastening component protrudes outwardly from the housing, and is configured to fix the power module on the frameset. The second sensor is disposed on the frameset-fastening component for sensing a second torque of the power module acting on the frameset. The driving controller controls the motor in accordance with the second torque and the first torque.
    Type: Grant
    Filed: August 3, 2022
    Date of Patent: November 26, 2024
    Assignee: Delta Electronics, Inc.
    Inventors: Hung-Wei Lin, Yu-Xian Huang, Li-Chi Wu, Chi-Wen Chung
  • Patent number: 12152969
    Abstract: Provided is a method for preparing a tissue section, including treating a tissue specimen with a clearing agent and at least one labeling agent to obtain a cleared and labeled tissue specimen; generating a three-dimensional (3D) image of the cleared and labeled tissue specimen; performing an image slicing procedure on the 3D image to generate a plurality of two-dimensional (2D) images; identifying a target 2D image among the plurality of 2D images to obtain a distance value of D1, which indicates the distance between the target 2D image and a predetermined surface of the 3D image; preparing a hardened tissue specimen from the cleared and labeled tissue specimen; and cutting the hardened tissue specimen near a predetermined site to obtain a tissue section, wherein the distance between the predetermined site and a surface of the hardened tissue specimen corresponding to the predetermined surface of the 3D image is D1.
    Type: Grant
    Filed: January 4, 2021
    Date of Patent: November 26, 2024
    Inventors: Ann-Shyn Chiang, Dah-Tsyr Chang, I-Ching Wang, Jia-Ling Yang, Shun-Chi Wu, Yen-Yin Lin, Yu-Chieh Lin
  • Publication number: 20240387678
    Abstract: A method for fabricating a semiconductor component includes forming an interlayer dielectric (ILD) layer on a substrate, forming a trench in the interlayer dielectric layer, forming a metal gate in the trench, removing a portion of the metal gate protruding from the ILD layer, reacting a reducing gas with the metal gate, and removing a top portion of the metal gate.
    Type: Application
    Filed: July 29, 2024
    Publication date: November 21, 2024
    Inventors: Po-Chi Wu, Chai-Wei Chang, Jung-Jui Li, Ya-Lan Chang, Yi-Cheng Chao
  • Patent number: 12150275
    Abstract: The present disclosure provides an immersion cooling system for a server cabinet including a plurality of server boxes, a cooling tank and a plurality of liquid connecting pipes. Each server box includes an electronic device immersed in the cooling liquid, and the electronic device generates a thermal energy so that part of the cooling liquid evaporates into a hot vapor. The cooling tank is connected to the plurality of server boxes and includes a condenser and a storage part. The condenser is connected to each server box and condenses the hot vapor to form the cooling liquid. The storage part storages the cooling liquid from the condenser. Two ends of the liquid connecting pipe is connected to the storage part and the server box respectively. The cooling liquid in the storage part and the cooling liquid of each server box are maintained in a same liquid level.
    Type: Grant
    Filed: August 8, 2022
    Date of Patent: November 19, 2024
    Assignee: Delta Electronics, Inc.
    Inventors: Li-Hsiu Chen, Ming-Tang Yang, Wei-Chih Lin, Peng-Yuan Chen, Sheng-Chi Wu, Ren-Chun Chang, Wen-Yin Tsai
  • Publication number: 20240379826
    Abstract: A method includes forming a first active fin structure and a second active fin structure on a substrate. A dummy fin structure is formed on the substrate, the dummy fin structure being interposed between the first active fin structure and the second active fin structure. The dummy fin structure is removed to expose a first portion of the substrate, the first portion of the substrate being disposed directly below the dummy fin structure. A plurality of protruding features is formed on the first portion of the substrate. A shallow trench isolation (STI) region is formed over the first portion of the substrate, the STI region covering the plurality of protruding features, at least a portion of the first active fin structure and at least a portion of the second active fin structure extending above a topmost surface of the STI region.
    Type: Application
    Filed: July 24, 2024
    Publication date: November 14, 2024
    Inventors: Che-Cheng Chang, Po-Chi Wu, Chih-Han Lin, Horng-Huei Tseng
  • Publication number: 20240379321
    Abstract: A plasma flood gun includes a filament to emit first electrons based on a first filament current induced in the filament to heat the filament to a first temperature at a first time. The first electrons interact with an inert gas in an arc plasma chamber to generate a first plasma. A filament resistance meter measures a first filament resistance of the filament, in-situ, during generation of the first plasma. A filament current source adjusts, based on the first filament resistance, the first filament current induced in the filament at the first time to a second filament current induced in the filament at a second time to generate a second plasma in the arc plasma chamber at the second time.
    Type: Application
    Filed: July 24, 2024
    Publication date: November 14, 2024
    Inventors: Kai-Yun Yang, Chen Chi Wu, Ching I Li, Min-Chang Ching, Hung-Ta Huang
  • Patent number: 12144173
    Abstract: Various embodiments of the present application are directed towards a method to integrate NVM devices with a logic or BCD device. In some embodiments, an isolation structure is formed in a semiconductor substrate. The isolation structure demarcates a memory region of the semiconductor substrate, and further demarcates a peripheral region of the semiconductor substrate. The peripheral region may, for example, correspond to BCD device or a logic device. A doped well is formed in the peripheral region. A dielectric seal layer is formed covering the memory and peripheral regions, and further covering the doped well. The dielectric seal layer is removed from the memory region, but not the peripheral region. A memory cell structure is formed on the memory region using a thermal oxidation process. The dielectric seal layer is removed from the peripheral region, and a peripheral device structure including a gate electrode is formed on the peripheral region.
    Type: Grant
    Filed: June 2, 2023
    Date of Patent: November 12, 2024
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Cheng-Bo Shu, Chung-Jen Huang, Yun-Chi Wu
  • Publication number: 20240371803
    Abstract: A method is provided for forming a redistribution layer (RDL) structure. An RDL feature is formed over a die, and the RDL feature is electrically connected to a contact of the die. A passivation layer is formed over the RDL feature. A patterned etch mask layer is formed over the passivation layer, and has an opening over a portion of the RDL feature. The passivation layer is patterned using the patterned etch mask layer disposed thereon. The patterned etch mask layer is removed after the passivation layer is patterned using the patterned etch mask layer disposed thereon. The passivation layer is etched to form a passivation opening in the passivation layer, and the portion of the RDL feature is exposed through the passivation opening.
    Type: Application
    Filed: May 1, 2023
    Publication date: November 7, 2024
    Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Jui-Wen SU, Shi-Hua TZENG, Tsung-Huan WU, Po-Chi WU
  • Publication number: 20240372011
    Abstract: A semiconductor device includes a non-volatile memory (NVM) cell. The NVM cell includes a semiconductor wire disposed over an insulating layer disposed on a substrate. The NVM cell includes a select transistor and a control transistor. The select transistor includes a gate dielectric layer disposed around the semiconductor wire and a select gate electrode disposed on the gate dielectric layer. The control transistor includes a stacked dielectric layer disposed around the semiconductor wire and a control gate electrode disposed on the stacked dielectric layer. The stacked dielectric layer includes a charge trapping layer. The select gate electrode is disposed adjacent to the control gate electrode with the stacked dielectric layer interposed therebetween.
    Type: Application
    Filed: July 12, 2024
    Publication date: November 7, 2024
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Cheng-Bo SHU, Yun-Chi WU, Chung-Jen HUANG
  • Publication number: 20240371698
    Abstract: A semiconductor device structure is provided. The device includes a dielectric layer over a substrate. The substrate has a fin structure, and the dielectric layer has a trench exposing a portion of the fin structure. The device includes a gate material layer in the trench. The gate material has a topmost surface that is highly planar.
    Type: Application
    Filed: July 18, 2024
    Publication date: November 7, 2024
    Inventors: Chai-Wei Chang, Po-Chi Wu, Wen-Han Fang
  • Publication number: 20240372000
    Abstract: A method for forming a semiconductor device structure is provided. The method includes forming a dielectric layer over a substrate. The dielectric layer has a trench passing through the dielectric layer. The method includes forming a gate stack in the trench. The method includes performing a hydrogen-containing plasma process over the gate stack. The method includes removing a top portion of the gate stack to form a first recess surrounded by the gate stack and the dielectric layer. The method includes forming a cap layer in the first recess to fill the first recess.
    Type: Application
    Filed: July 18, 2024
    Publication date: November 7, 2024
    Inventors: Po-Chi Wu, Chai-Wei Chang, Jung-Jui Li, Ya-Lan Chang, Yi-Cheng Chao
  • Patent number: 12136572
    Abstract: A semiconductor device structure is provided. The device includes a dielectric layer over a substrate. The substrate has a fin structure, and the dielectric layer has a trench exposing a portion of the fin structure. The includes a gate material layer in the trench. The gate material has a topmost surface that is highly planar.
    Type: Grant
    Filed: August 8, 2022
    Date of Patent: November 5, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Chai-Wei Chang, Po-Chi Wu, Wen-Han Fang
  • Publication number: 20240363467
    Abstract: In order to reduce the incidence of stress concentration areas in an etched opening, a thinner polyimide layer is deposited to minimize gap formation therein, and a descum process is then performed to increase the angle of the presented layer surface. Reduction of the stress in this manner reduces the incidence of cracking of the later formed metal contact, which improves the overall pass rates of semiconductor devices so manufactured.
    Type: Application
    Filed: April 27, 2023
    Publication date: October 31, 2024
    Inventors: Jui-Wen SU, Shi-Hua TZENG, Chih-Hung LU, Po-Chi WU
  • Publication number: 20240363427
    Abstract: In an embodiment, a method includes: forming a first fin extending from a substrate; forming a second fin extending from the substrate, the second fin being spaced apart from the first fin by a first distance; forming a metal gate stack over the first fin and the second fin; depositing a first inter-layer dielectric over the metal gate stack; and forming a gate contact extending through the first inter-layer dielectric to physically contact the metal gate stack, the gate contact being laterally disposed between the first fin and the second fin, the gate contact being spaced apart from the first fin by a second distance, where the second distance is less than a second predetermined threshold when the first distance is greater than or equal to a first predetermined threshold.
    Type: Application
    Filed: July 5, 2024
    Publication date: October 31, 2024
    Inventors: Shih-Chieh Wu, Pang-Chi Wu, Kuo-Yi Chao, Mei-Yun Wang, Hsien-Huang Liao, Tung-Heng Hsieh, Bao-Ru Young