Patents by Inventor Hui Chi

Hui Chi 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: 20250230059
    Abstract: The present disclosure provides the methods for preparing nickel-rich hydroxide precursor material and nickel-rich oxide cathode material having a homogeneous structure with an element concentration-gradient distribution by utilizing a continuous Taylor-flow reactor, comprising: (1) preparing an aqueous solution A with metal ion raw materials dissolved therein, an aqueous solution B with a manganese source dissolved therein, an aqueous solution C with a precipitant dissolved therein, and an aqueous solution D with a chelating agent dissolved therein; feeding the aqueous solution A, the aqueous solution C and the aqueous solution D into the continuous Taylor-flow reactor to perform a first co-precipitation reaction; (2) feeding the aqueous solution B into the continuous Taylor-flow reactor to perform a second co-precipitation reaction; (3) washing the precipitate obtained from the second co-precipitation reaction and putting the precipitate into an oven to dry the precipitate to fabricate the nickel-rich hydro
    Type: Application
    Filed: April 4, 2024
    Publication date: July 17, 2025
    Applicant: MING CHI UNIVERSITY OF TECHNOLOGY
    Inventors: Chun-Chen YANG, Yi-Shiuan WU, Juliya JEYAKUMAR, Manojkumar SEENIVASAN, Hui-Chi LIU, Ruey-Yu WANG
  • Patent number: 12359090
    Abstract: A slurry composition, a polishing method and an integrated circuit are provided. The slurry composition includes a slurry and at least one cationic surfactant having at least one nitrogen atom in the molecule. The slurry includes at least one liquid carrier, at least one abrasive and at least one pH adjusting agent, and has a pH of less than 7.0. The polishing method includes using the slurry composition with the cationic surfactant to polish a conductive layer. The integrated circuit comprises a block layer comprising the cationic surfactant between a sidewall of the conductive plug and an interlayer dielectric layer.
    Type: Grant
    Filed: November 24, 2020
    Date of Patent: July 15, 2025
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
    Inventors: Ji Cui, Chi-Jen Liu, Chih-Chieh Chang, Kao-Feng Liao, Peng-Chung Jangjian, Chun-Wei Hsu, Ting-Hsun Chang, Liang-Guang Chen, Kei-Wei Chen, Hui-Chi Huang
  • Patent number: 12327734
    Abstract: Methods of manufacturing a chemical-mechanical polishing (CMP) slurry and methods of performing CMP process on a substrate comprising metal features are described herein. The CMP slurry may be manufactured using a balanced concentration ratio of chelator additives to inhibitor additives, the ratio being determined based on an electro potential (Ev) value of a metal material of the substrate. The CMP process may be performed on the substrate based on the balanced concentration ratio of chelator additives to inhibitor additives of the CMP slurry.
    Type: Grant
    Filed: June 21, 2021
    Date of Patent: June 10, 2025
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chun-Hao Kung, Tung-Kai Chen, Chih-Chieh Chang, Kao-Feng Liao, Hui-Chi Huang, Kei-Wei Chen
  • Publication number: 20250181041
    Abstract: An electromechanical integration analysis and simulation method of a servo punch press kinematic mechanism includes: constructing a model of a virtual servo punch press and a model of a virtual workpiece and importing the models into a simulation software; setting structural parameters and material parameters of the virtual servo punch press and the virtual workpiece; simulating dynamic characteristics of the virtual servo punch press and stamping characteristics of the virtual workpiece by the simulation software; establishing a simulated stamping process for press-forming the virtual workpiece by the virtual servo punch press; driving a servo punch press to press-form a workpiece by a control core, which is compared with the simulated stamping process through a simulated virtual and real comparison program to generate a comparison result; analyzing an actual motion curve of the servo punch press according to the comparison result to optimize the servo punch press.
    Type: Application
    Filed: December 5, 2023
    Publication date: June 5, 2025
    Applicant: Metal Industries Research & Development Centre
    Inventors: Ming-Fang Tsai, Hui-Chi Chang, Chih-Hao Lin, Fu-Chuan Hsu
  • Patent number: 12297375
    Abstract: A slurry composition, a polishing method and an integrated circuit are provided. The slurry composition includes a slurry and at least one rheology modifier. The slurry includes at least one liquid carrier, at least one abrasives and at least one oxidizer. The rheology modifier is dispensed in the slurry. The polishing method includes using the slurry composition with the rheology modifier to polish a conductive layer.
    Type: Grant
    Filed: January 5, 2021
    Date of Patent: May 13, 2025
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
    Inventors: Ji Cui, Chi-Jen Liu, Liang-Guang Chen, Kei-Wei Chen, Chun-Wei Hsu, Li-Chieh Wu, Peng-Chung Jangjian, Kao-Feng Liao, Fu-Ming Huang, Wei-Wei Liang, Tang-Kuei Chang, Hui-Chi Huang
  • Publication number: 20250151330
    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 semiconductor device structure includes a cap layer over the gate stack. The semiconductor device structure includes a protective layer over the cap layer. A lower portion of the protective layer extends into the cap layer. The semiconductor device structure includes a contact structure passing through the protective layer and the cap layer.
    Type: Application
    Filed: January 9, 2025
    Publication date: May 8, 2025
    Inventors: An-Hung TAI, Jian-Hao CHEN, Hui-Chi CHEN, Kuo-Feng YU
  • Publication number: 20250147863
    Abstract: A method of performing code review and a code review system are provided. The code review system includes a code repository, a static scanning tool, an analytical neural network and a generative neural network. The code repository is configured to store an original source code and a new code created by a developer in response to a code change request to merge the new code with the original source code. The static scanning tool is configured to collect data associated with each commit in the new code. The analytical neural network is implemented with an analytical AI and configured to assess a risk level of each commit in the new code. The generative neural network is implemented with a generative AI and configured to provide a code summarization and an initial code review comment of each commit in the new code.
    Type: Application
    Filed: November 4, 2024
    Publication date: May 8, 2025
    Applicant: MEDIATEK INC.
    Inventors: Min-Shan Huang, Hui-Chi Kuo, Wei-Geng Fan, Chin-Tang Lai, Chiang-Lin Lu, Chia-Shun Yeh
  • Publication number: 20250140722
    Abstract: Semiconductor devices, integrated circuits and methods of forming the same are provided. In one embodiment, a method includes depositing a first dielectric layer over a metal pad disposed over a workpiece, forming a first opening in the first dielectric layer to expose a portion of the metal pad, after the forming of the first opening, forming a second dielectric layer over the exposed portion of the metal pad, depositing a first polymeric material over the second dielectric layer, forming a second opening through the first polymeric material and the second dielectric layer to expose the metal pad, and forming a bump feature over the exposed metal pad.
    Type: Application
    Filed: December 30, 2024
    Publication date: May 1, 2025
    Inventors: Chih-Fan Huang, Yen-Ming Chen, Chih-Sheng Li, Hui-Chi Chen, Chih-Hung Lu, Dian-Hau Chen
  • Patent number: 12277709
    Abstract: A wound-size measuring method for use in a portable electronic device is provided. The method includes the following steps: obtaining an input image via a camera device of the portable electronic device; using a CNN (convolutional neural network) model to recognize the input image, and selecting a part of the input image with the highest probability of containing a wound as an output wound image; and calculating an actual height and an actual width of the output wound image according to a lens-focal-length parameter reported by an operating system running on the portable electronic device, a plurality of reference calibration parameters corresponding to a pitch angle of the portable electronic device, and a pixel-height ratio and a pixel-width ratio of the output wound image.
    Type: Grant
    Filed: November 25, 2021
    Date of Patent: April 15, 2025
    Assignee: WISTRON CORP.
    Inventors: Wen Hsin Hu, Ji-Yi Yang, Zhe-Yu Lin, Hui Chi Hsieh, Yin Chi Lin, Chi Lun Huang
  • Patent number: 12249542
    Abstract: A method for forming a semiconductor device structure is provided. The method includes forming a first metal layer over a substrate, forming a dielectric layer over the first metal layer. The method includes forming a trench in the dielectric layer, and performing a surface treatment process on a sidewall surface of the trench to form a hydrophobic layer. The hydrophobic layer is formed on a sidewall surface of the dielectric layer. The method further includes depositing a metal material in the trench and over the hydrophobic layer to form a via structure.
    Type: Grant
    Filed: November 17, 2023
    Date of Patent: March 11, 2025
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chun-Hao Kung, Chih-Chieh Chang, Kao-Feng Liao, Hui-Chi Huang, Kei-Wei Chen
  • Patent number: 12218213
    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 semiconductor device structure includes a cap layer over the gate stack. The semiconductor device structure includes a protective layer over the cap layer, wherein a lower portion of the protective layer extends into the cap layer. The semiconductor device structure includes a contact structure passing through the protective layer and the cap layer.
    Type: Grant
    Filed: February 22, 2022
    Date of Patent: February 4, 2025
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: An-Hung Tai, Jian-Hao Chen, Hui-Chi Chen, Kuo-Feng Yu
  • Patent number: 12211845
    Abstract: In a method of manufacturing a semiconductor device, first and second gate structures are formed. The first (second) gate structure includes a first (second) gate electrode layer and first (second) sidewall spacers disposed on both side faces of the first (second) gate electrode layer. The first and second gate electrode layers are recessed and the first and second sidewall spacers are recessed, thereby forming a first space and a second space over the recessed first and second gate electrode layers and first and second sidewall spacers, respectively. First and second protective layers are formed in the first and second spaces, respectively. First and second etch-stop layers are formed on the first and second protective layers, respectively. A first depth of the first space above the first sidewall spacers is different from a second depth of the first space above the first gate electrode layer.
    Type: Grant
    Filed: December 5, 2022
    Date of Patent: January 28, 2025
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Hsiang-Ku Shen, Chih Wei Lu, Hui-Chi Chen, Jeng-Ya David Yeh
  • Publication number: 20250031426
    Abstract: Provided are semiconductor dies and methods for manufacturing semiconductor devices on a die. A method for manufacturing semiconductor devices on a die includes forming semiconductor devices with a gate length of 3 nanometers (nm) and having metal gates, wherein over 99% of the semiconductor devices with the gate length of 3 nanometers (nm) have a gate height of from 10 to 14 nanometers (nm).
    Type: Application
    Filed: July 17, 2023
    Publication date: January 23, 2025
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Yu-Heng Cheng, Hui-Chi Huang
  • Patent number: 12183697
    Abstract: Semiconductor devices, integrated circuits and methods of forming the same are provided. In one embodiment, a method includes depositing a first dielectric layer over a metal pad disposed over a workpiece, forming a first opening in the first dielectric layer to expose a portion of the metal pad, after the forming of the first opening, forming a second dielectric layer over the exposed portion of the metal pad, depositing a first polymeric material over the second dielectric layer, forming a second opening through the first polymeric material and the second dielectric layer to expose the metal pad, and forming a bump feature over the exposed metal pad.
    Type: Grant
    Filed: June 5, 2023
    Date of Patent: December 31, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Chih-Fan Huang, Yen-Ming Chen, Chih-Sheng Li, Hui-Chi Chen, Chih-Hung Lu, Dian-Hau Chen
  • Publication number: 20240420978
    Abstract: Provided is a chemical-mechanical polishing apparatus, a retaining ring for a chemical-mechanical polishing apparatus, and a chemical-mechanical polishing method. A chemical-mechanical polishing apparatus includes a polishing pad; a polishing head configured to receive a wafer and to hold the wafer against the polishing pad; and a retaining ring configured to engage with the polishing head, wherein the retaining ring is formed with channels configured for flowing a slurry in a flow direction from outside the retaining ring to inside the retaining ring, wherein the channels have a cross-sectional flow area that decreases in the flow direction.
    Type: Application
    Filed: June 14, 2023
    Publication date: December 19, 2024
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Jeng-Chi LIN, Chi-hsiang SHEN, Te-Chien HOU, Tang-Kuei CHANG, Chi-Jen LIU, Hui-Chi HUANG, Kei-Wei CHEN
  • Patent number: 12171091
    Abstract: A transistor includes a gate structure that has a first gate dielectric layer and a second gate dielectric layer. The first gate dielectric layer is disposed over the substrate. The first gate dielectric layer contains a first type of dielectric material that has a first dielectric constant. The second gate dielectric layer is disposed over the first gate dielectric layer. The second gate dielectric layer contains a second type of dielectric material that has a second dielectric constant. The second dielectric constant is greater than the first dielectric constant. The first dielectric constant and the second dielectric constant are each greater than a dielectric constant of silicon oxide.
    Type: Grant
    Filed: August 9, 2023
    Date of Patent: December 17, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Chih-Yu Hsu, Jian-Hao Chen, Chia-Wei Chen, Shan-Mei Liao, Hui-Chi Chen, Yu-Chia Liang, Shih-Hao Lin, Kuei-Lun Lin, Kuo-Feng Yu, Feng-Cheng Yang, Yen-Ming Chen
  • Publication number: 20240413221
    Abstract: A device includes a semiconductor substrate, a fin structure on the semiconductor substrate, a gate structure on the fin structure, and a pair of source/drain features on both sides of the gate structure. The gate structure includes an interfacial layer on the fin structure, a gate dielectric layer on the interfacial layer, and a gate electrode layer of a conductive material on and directly contacting the gate dielectric layer. The gate dielectric layer includes nitrogen element.
    Type: Application
    Filed: July 11, 2024
    Publication date: December 12, 2024
    Inventors: Chia-Wei Chen, Chih-Yu Hsu, Hui-Chi Chen, Shan-Mei Liao, Jian-Hao Chen, Cheng-Hao Hou, Huang-Chin Chen, Cheng Hong Yang, Shih-Hao Lin, Tsung-Da Lin, Da-Yuan Lee, Kuo-Feng Yu, Feng-Cheng Yang, Chi On Chui, Yen-Ming Chen
  • Publication number: 20240395537
    Abstract: Provided are a tool and a method for processing a semiconductor wafer. A processing method includes supporting a semiconductor wafer continuously along a periphery of the semiconductor wafer with an electrically grounded conductive member; and spinning the semiconductor wafer, wherein surface charges induced during spinning are dissipated by movement of electrons from the semiconductor wafer to the electrically grounded conductive member at the periphery of the semiconductor wafer.
    Type: Application
    Filed: May 26, 2023
    Publication date: November 28, 2024
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chi-hsiang Shen, Jeng-Chi Lin, Te-Chien Hou, Che-Hao Tu, Tang-Kuei Chang, Kei-Wei Chen, Hui-Chi Huang
  • Publication number: 20240395562
    Abstract: Methods of manufacturing a chemical-mechanical polishing (CMP) slurry and methods of performing CMP process on a substrate comprising metal features are described herein. The CMP slurry may be manufactured using a balanced concentration ratio of chelator additives to inhibitor additives, the ratio being determined based on an electro potential (Ev) value of a metal material of the substrate. The CMP process may be performed on the substrate based on the balanced concentration ratio of chelator additives to inhibitor additives of the CMP slurry.
    Type: Application
    Filed: July 31, 2024
    Publication date: November 28, 2024
    Inventors: Chun-Hao Kung, Tung-Kai Chen, Chih-Chieh Chang, Kao-Feng Liao, Hui-Chi Huang, Kei-Wei Chen
  • Patent number: D1060207
    Type: Grant
    Filed: February 26, 2020
    Date of Patent: February 4, 2025
    Assignee: Zebra Technologies Corporation
    Inventors: Sunghun Lim, Hui-Chi Kuo, Dae Suk Noh, Edward M. Voli