Patents by Inventor Chih-An Yu

Chih-An Yu 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: 12294729
    Abstract: A non-transitory medium of a device that stores one or more instructions is provided. The instructions, when executed by a processing unit of the device, cause the device to: determine an affine enabled flag corresponding to one or more image frames from the bitstream; determine a maximum index corresponding to the one or more image frames from the bitstream when the affine enabled flag is true; determine that a maximum number of zero or more subblock-based merging motion vector prediction (MVP) candidates is in a number range of 1 to N and generated by subtracting the index value of the maximum index from N when the affine enabled flag is true and K is 1, N being a first integer and K being a second integer less than N; and reconstruct the one or more image frames based on the maximum number of zero or more subblock-based merging MVP candidates.
    Type: Grant
    Filed: April 1, 2024
    Date of Patent: May 6, 2025
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Yu-Chiao Yang, Chih-Yu Teng
  • Patent number: 12292551
    Abstract: A compact optical imaging device with shortened focal length, for use in an imaging module and an electronic device, comprises first to fifth lenses. An image-side surface of the first lens is concave near an optical axis. An image-side surface of the third lens is concave near the optical axis. The second and fourth lenses have a negative refractive power. The third and fifth lenses have a positive refractive power. The optical imaging device satisfies formulas: 95°/mm<FOV/TL5<105°/mm and 1 mm?1<FNO/TL4<1.5 mm?1, FOV being a maximum field of view of the optical imaging device, TL5 being a distance from an object-side surface of the fifth lens to an image plane of the optical imaging device along the optical axis, FNO being a F-number of the optical imaging device, and TL4 being a distance from an object-side surface of the fourth lens to the image plane along the optical axis.
    Type: Grant
    Filed: February 21, 2022
    Date of Patent: May 6, 2025
    Assignee: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: Hsing-Chen Liu, Gwo-Yan Huang, Chia-Chih Yu
  • Patent number: 12294030
    Abstract: A semiconductor structure includes a first pair of source/drain features (S/D), a first stack of channel layers connected to the first pair of S/D, a second pair of S/D, and a second stack of channel layers connected to the second pair of S/D. The first pair of S/D each include a first epitaxial layer having a first dopant, a second epitaxial layer having a second dopant and disposed over the first epitaxial layer and connected to the first stack of channel layers, and a third epitaxial layer having a third dopant and disposed over the second epitaxial layer. The second pair of S/D each include a fourth epitaxial layer having a fourth dopant and connected to the second stack of channel layers, and a fifth epitaxial layer having a fifth dopant and disposed over the fourth epitaxial layer. The first dopant through the fourth dopant are of different species.
    Type: Grant
    Filed: May 24, 2024
    Date of Patent: May 6, 2025
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Shih-Hao Lin, Chih-Hsuan Chen, Chia-Hao Pao, Chih-Chuan Yang, Chih-Yu Hsu, Hsin-Wen Su, Chia-Wei Chen
  • Publication number: 20250140392
    Abstract: A method for retrieving information about similar medical devices is provided, which includes the following steps: obtaining a first technical context of a specific medical device; utilizing a first machine-learning model to extract one or more technical items of the specific medical device based on technical content of the first technical context; utilizing the first machine-learning model to generate candidate medical devices using the technical items; searching a database for device information about the candidate medical devices; retrieving summary files of the candidate medical devices from the database based on the device information; utilizing the first machine-learning model to infer a second technical context of each candidate medical device; and determining a most similar medical device for the specific medical device according to a similarity score for each candidate medical device calculated from the second technical context and the first technical context using a second machine-learning model.
    Type: Application
    Filed: October 31, 2023
    Publication date: May 1, 2025
    Inventors: BOU-WEN LIN, KUAN-JU WANG, CHIH-YU AN
  • Publication number: 20250138188
    Abstract: An unmanned vehicle processing system includes a controller, a laser source, a galvanometer module and a receiving device. The controller provides a laser trigger signal. The laser source is connected electrically to the controller, receives the laser trigger signal and further emits accordingly a laser beam. The galvanometer module includes a scanning galvanometer for reflecting and converting the laser beam into a processing beam. The receiving device is connected electrically to the controller, receives a processing reflected beam reflected from the object and further emits correspondingly a reflected reception signal to the controller. The controller obtains a processing distance between the unmanned vehicle and the object according to the reflected reception signal and the laser trigger signal, the reflected reception signal has a reflected-signal intensity, and the controller detects a processed state of the object according to the reflected-signal intensity.
    Type: Application
    Filed: December 6, 2023
    Publication date: May 1, 2025
    Inventors: CHIH-CHUN CHEN, CHIEN-HUNG LU, CHIH-YU TSAI, YU-CHENG SONG
  • Patent number: 12287460
    Abstract: An optical imaging lens, an imaging module, and an electronic device are provided. The optical imaging lens, from an object side to an image side, is composed of a first lens, a second lens, a third lens, a fourth lens, and a fifth lens. The optical imaging lens satisfies following formula: 24<(V5?V4)/(TL5?TL4)<42, 48<FOV/FNO<52. Wherein V4 is a dispersion coefficient of the fourth lens, V5 is a dispersion coefficient of the fifth lens, TL4 is a distance from an object surface of the fourth lens to an image plane of the optical imaging lens along an optical axis, TL5 is a distance from an object surface of the fifth lens to the image plane along the optical axis, FOV is a field of view of the optical imaging lens, and FNO is F-number of the optical imaging lens.
    Type: Grant
    Filed: January 17, 2022
    Date of Patent: April 29, 2025
    Assignee: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: Gwo-Yan Huang, Chia-Chih Yu
  • Patent number: 12283820
    Abstract: A power conversion device includes a conversion device having includes a first, a second, a third and a fourth converter, and a control unit. The first converter has a first input terminal and a first output terminal; the second converter has a second input terminal and a second output terminal; the first and the second input terminal are electrically connected to a power supply. The third converter has a third input terminal and a third output terminal, the third input terminal is coupled to the first output terminal; the fourth converter has a fourth input terminal and a fourth output terminal; the fourth input terminal is coupled to the second output terminal, and the third output terminal is electrically connected to the fourth output terminal. The control unit is coupled to the conversion device, receives a power request from a load, and controls an output power of the conversion device.
    Type: Grant
    Filed: October 6, 2023
    Date of Patent: April 22, 2025
    Assignee: LITE-ON Technology Corporation
    Inventors: Lam Vu, Yi-Chao Fan, Chih-Yu Kuo
  • Publication number: 20250118632
    Abstract: A memory device may comprise a substrate, a plurality of memory cells, and a header device. The substrate may have a first side and a second side opposite to each other. The plurality of memory cells may be formed on the first side of the substrate. The header device may be formed on the first side of the substrate. The header device can be configured to selectively couple a supply voltage through a first combination of power delivery paths or a second combination of power delivery paths to the plurality of memory cells based on a control signal.
    Type: Application
    Filed: October 10, 2023
    Publication date: April 10, 2025
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Yi-Hsin Nien, Chih-Yu Lin, Hidehiro Fujiwara, Yen-Huei Chen
  • Publication number: 20250114474
    Abstract: Provided are a composition and a method for preventing thrombogenesis. The composition includes a conjugate of heparin and a viral capsid protein, wherein the heparin is covalently bonded with the viral capsid protein.
    Type: Application
    Filed: October 7, 2024
    Publication date: April 10, 2025
    Inventors: Chia-Ching CHANG, Chia-Yu CHANG, Chih-Yu YANG
  • Publication number: 20250115775
    Abstract: An environmentally friendly water-based printing ink manufacturing method includes the steps of: placing a color paste into a barrel for stirring at a high speed, placing an anti-scratch hardener and a slow-drying agent in batches and continuing stirring, placing a mixture of anti-scratch hardener and slow-drying agent in a specific ratio, placing a scratch-resistant and chemical-resistant resin and a wear-resistant wetting resin, placing a defoaming agent and continuing stirring for a first predetermined time, placing a thickener and continuing stirring for a second predetermined time, placing a wetting agent and continuing stirring for a third predetermined time, placing a film-forming agent and continuing stirring for a fourth predetermined time, measuring the pH value of the printing ink and adjusting the printing ink to make the printing ink weakly alkaline, filtering the printing ink and packing the printing ink into barrels to complete the manufacturing process.
    Type: Application
    Filed: October 10, 2023
    Publication date: April 10, 2025
    Inventors: Chih-Yu LEE, Sy-Yi TZENG, Jen-Yuan KAO
  • Patent number: 12272557
    Abstract: In an embodiment, a method includes: depositing a gate dielectric layer on a first fin and a second fin, the first fin and the second fin extending away from a substrate in a first direction, a distance between the first fin and the second fin decreasing along the first direction; depositing a sacrificial layer on the gate dielectric layer by exposing the gate dielectric layer to a self-limiting source precursor and a self-reacting source precursor, the self-limiting source precursor reacting to form an initial layer of a material of the sacrificial layer, the self-reacting source precursor reacting to form a main layer of the material of the sacrificial layer; annealing the gate dielectric layer while the sacrificial layer covers the gate dielectric layer; after annealing the gate dielectric layer, removing the sacrificial layer; and after removing the sacrificial layer, forming a gate electrode layer on the gate dielectric layer.
    Type: Grant
    Filed: August 1, 2023
    Date of Patent: April 8, 2025
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Kuei-Lun Lin, Chia-Wei Hsu, Xiong-Fei Yu, Chi On Chui, Chih-Yu Hsu, Jian-Hao Chen
  • Patent number: 12270898
    Abstract: Techniques and apparatuses are described that implement a smart-device-based radar system capable of determining characteristics of objects external to a vehicle, occupants within a vehicle, and objects proximal to an open-air vehicle. In particular, the system enables a smart device to perform many vehicle operations such as collision avoidance, occupant detection, and parking assistance in vehicle and open-air vehicle environments without integrated radar technology. By using a smart device to perform such actions, existing vehicles and open-air vehicles without integrated radar functionality may be able to leverage radar-based vehicle operations.
    Type: Grant
    Filed: October 17, 2019
    Date of Patent: April 8, 2025
    Assignee: Google LLC
    Inventors: Chih Yu Chen, YungSheng Chang, Ivan Poupyrev
  • Publication number: 20250113020
    Abstract: A method of decoding video data performed by an electronic device is provided. The method receives the video data and determines, from a current frame included in the video data, a chroma block unit and a luma reconstruction block. The luma reconstruction block is collocated with the chroma block unit and reconstructed in bi-predictive intra block copy (IBC) mode. The method derives at least one bi-predictive-IBC-based candidate of the chroma block unit based on two luma block vectors used to reconstruct the luma reconstruction block in the bi-predictive IBC mode. The method reconstructs the chroma block unit based on the at least one bi-predictive-IBC-based candidate.
    Type: Application
    Filed: September 26, 2024
    Publication date: April 3, 2025
    Inventors: CHIH-YU TENG, YU-CHIAO YANG
  • Patent number: 12266594
    Abstract: A method of making a semiconductor device includes manufacturing a first transistor over a first side of a substrate. The method further includes depositing a spacer material against a sidewall of the first transistor. The method further includes recessing the spacer material to expose a first portion of the sidewall of the first transistor. The method further includes manufacturing a first electrical connection to the transistor, a first portion of the electrical connection contacts a surface of the first transistor farthest from the substrate, and a second portion of the electrical connect contacts the first portion of the sidewall of the first transistor. The method further includes manufacturing a self-aligned interconnect structure (SIS) extending along the spacer material, wherein the spacer material separates a portion of the SIS from the first transistor, and the first electrical connection directly contacts the SIS.
    Type: Grant
    Filed: November 22, 2023
    Date of Patent: April 1, 2025
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Chih-Yu Lai, Chih-Liang Chen, Chi-Yu Lu, Shang-Syuan Ciou, Hui-Zhong Zhuang, Ching-Wei Tsai, Shang-Wen Chang
  • Publication number: 20250107170
    Abstract: Methods for isolating two adjacent transistors are disclosed. A substrate has a first semiconducting fin on a first region and a second semiconducting fin on a second region, and the first semiconducting fin and the second semiconducting fin contact each other at a jog region. A dummy gate within or adjacent the jog region is removed to expose a portion of the first semiconducting fin and form an isolation volume. Etching is performed to remove the exposed portion of the first semiconducting fin and create a trench in the substrate. The trench and the isolation volume are filled with at least one dielectric material to form an electrically isolating structure between the first region and the second region. Additional dummy gates in each region can be removed and replaced with an electrically conductive material to form two adjacent transistors electrically isolated from each other.
    Type: Application
    Filed: September 25, 2023
    Publication date: March 27, 2025
    Inventors: Yun-Chen WU, Tzu-Ging LIN, Jih-Jse LIN, Jun-Ye LIU, Chun-Liang LAI, Chih-Yu HSU
  • Patent number: 12260903
    Abstract: A memory array is disclosed. The memory array includes a plurality of memory cells disposed over a substrate. Each of the memory cells is coupled to a corresponding one of a plurality of word lines and a corresponding one of a plurality of bit line pairs. First four of the memory cells that are coupled to four consecutive ones of the word lines and to a first one of the bit line pairs are abutted to one another on the substrate along a single lateral direction.
    Type: Grant
    Filed: July 12, 2022
    Date of Patent: March 25, 2025
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Yi-Hsin Nien, Hidehiro Fujiwara, Chih-Yu Lin, Yen-Huei Chen
  • Patent number: 12255460
    Abstract: A power conversion device used in electric vehicles includes a transmission assembly and a power converter. The transmission assembly is detachably connected to the electric vehicle and receives a first power from the battery pack of the electric vehicle. The power converter is electrically connected to the transmission assembly and converts the first power into a second power or a third power. The power converter is configured outside the electric vehicle.
    Type: Grant
    Filed: October 6, 2023
    Date of Patent: March 18, 2025
    Assignee: LITE-ON Technology Corporation
    Inventors: Lam Vu, Yi-Chao Fan, Chih-Yu Kuo
  • Patent number: 12256550
    Abstract: A memory cell includes patterning a first trench extending through a first conductive line, depositing a memory film along sidewalls and a bottom surface of the first trench, depositing a channel layer over the memory film, the channel layer extending along the sidewalls and the bottom surface of the first trench, depositing a first dielectric layer over and contacting the channel layer to fill the first trench, patterning a first opening, wherein patterning the first opening comprises etching the first dielectric layer, depositing a gate dielectric layer in the first opening, and depositing a gate electrode over the gate dielectric layer and in the first opening, the gate electrode being surrounded by the gate dielectric layer.
    Type: Grant
    Filed: June 1, 2023
    Date of Patent: March 18, 2025
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Bo-Feng Young, Meng-Han Lin, Chih-Yu Chang, Sai-Hooi Yeong, Yu-Ming Lin
  • Patent number: 12255104
    Abstract: A dummy gate electrode and a dummy gate dielectric are removed to form a recess between adjacent gate spacers. A gate dielectric is deposited in the recess, and a barrier layer is deposited over the gate dielectric. A first work function layer is deposited over the barrier layer. A first anti-reaction layer is formed over the first work function layer, the first anti-reaction layer reducing oxidation of the first work function layer. A fill material is deposited over the first anti-reaction layer.
    Type: Grant
    Filed: August 2, 2023
    Date of Patent: March 18, 2025
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Chia-Ching Lee, Hsin-Han Tsai, Shih-Hang Chiu, Tsung-Ta Tang, Chung-Chiang Wu, Hung-Chin Chung, Hsien-Ming Lee, Da-Yuan Lee, Jian-Hao Chen, Chien-Hao Chen, Kuo-Feng Yu, Chia-Wei Chen, Chih-Yu Hsu
  • Publication number: 20250088624
    Abstract: A method of decoding video data is provided. The method includes: receiving the video data; determining, from an image frame of the video data, a block unit; determining a first intra prediction of the block unit based on a decoder-side intra mode derivation (DIMD) mode; determining a second intra prediction of the block unit based on an intra prediction mode other than the DIMD mode; generating a third intra prediction based on the first intra prediction and the second intra prediction; and reconstructing the block unit based on the third intra prediction. In addition, an electronic device using the method is also provided.
    Type: Application
    Filed: November 22, 2024
    Publication date: March 13, 2025
    Inventors: CHIH-YU TENG, YU-CHIAO YANG