Patents by Inventor Cheng Chan

Cheng Chan 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: 20240162833
    Abstract: A power supply unit supplies power to a load, and the power supply unit includes a power factor corrector, a DC conversion module, and an isolated conversion module. The power factor corrector is plugged into a first main circuit board and converts an AC power into a DC power. The DC conversion module is plugged into the first main circuit board and converts the DC power into a main power. The isolated conversion module includes a bus capacitor, the bus capacitor is coupled to the DC conversion module through a first power copper bar, and coupled to the power factor corrector through a second power copper bar. The first power copper bar and the second power copper bar are arranged on a side opposite to the first main circuit board, and are arranged in parallel with the first main circuit board.
    Type: Application
    Filed: November 13, 2023
    Publication date: May 16, 2024
    Inventors: Yi-Sheng CHANG, Cheng-Chan HSU, Chia-Wei CHU, Chun-Yu YANG, Deng-Cyun HUANG, Yi-Hsun CHIU, Chien-An LAI, Yu-Tai WANG, Chi-Shou HO, Zhi-Yuan WU, Ko-Wen LU
  • Patent number: 11982866
    Abstract: An optical element driving mechanism is provided and includes a fixed assembly, a movable assembly, a driving assembly and a stopping assembly. The fixed assembly has a main axis. The movable assembly is configured to connect an optical element, and the movable assembly is movable relative to the fixed assembly. The driving assembly is configured to drive the movable assembly to move relative to the fixed assembly. The stopping assembly is configured to limit the movement of the movable assembly relative to the fixed assembly within a range of motion.
    Type: Grant
    Filed: December 15, 2022
    Date of Patent: May 14, 2024
    Assignee: TDK TAIWAN CORP.
    Inventors: Chao-Chang Hu, Liang-Ting Ho, Chen-Er Hsu, Yi-Liang Chan, Fu-Lai Tseng, Fu-Yuan Wu, Chen-Chi Kuo, Ying-Jen Wang, Wei-Han Hsia, Yi-Hsin Tseng, Wen-Chang Lin, Chun-Chia Liao, Shou-Jen Liu, Chao-Chun Chang, Yi-Chieh Lin, Shang-Yu Hsu, Yu-Huai Liao, Shih-Wei Hung, Sin-Hong Lin, Kun-Shih Lin, Yu-Cheng Lin, Wen-Yen Huang, Wei-Jhe Shen, Chih-Shiang Wu, Sin-Jhong Song, Che-Hsiang Chiu, Sheng-Chang Lin
  • Publication number: 20240145421
    Abstract: Provided are a passivation layer for forming a semiconductor bonding structure, a sputtering target making the same, a semiconductor bonding structure and a semiconductor bonding process. The passivation layer is formed on a bonding substrate by sputtering the sputtering target; the passivation layer and the sputtering target comprise a first metal, a second metal or a combination thereof. The bonding substrate comprises a third metal. Based on a total atom number of the surface of the passivation layer, O content of the surface of the passivation layer is less than 30 at %; the third metal content of the surface of the passivation layer is less than or equal to 10 at %. The passivation layer has a polycrystalline structure. The semiconductor bonding structure sequentially comprises a first bonding substrate, a bonding layer and a second bonding substrate: the bonding layer is mainly formed by the passivation layer and the third metal.
    Type: Application
    Filed: October 27, 2023
    Publication date: May 2, 2024
    Inventors: Kuan-Neng CHEN, Zhong-Jie HONG, Chih-I CHO, Ming-Wei WENG, Chih-Han CHEN, Chiao-Yen WANG, Ying-Chan HUNG, Hong-Yi WU, CHENG-YEN HSIEH
  • Publication number: 20240135184
    Abstract: Aspects of the disclosure provide an evolutionary neural architecture search (ENAS) method. For example, the ENAS method can include steps (a) performing one or more evolutionary operations on an initial population of neural architectures to generate offspring neural architectures, (b) evaluating performance of each of the offspring neural architectures to obtain at least one evaluation value of the offspring neural architecture with respect to a performance metric, (c) adjusting the evaluation values of the offspring neural architectures based on at least one constraint on the evaluation values, (d) selecting at least one of the offspring neural architectures as a new population of neural architectures, and (e) outputting the new population of neural architectures as a last population of neural architectures when a stopping criterion is achieved, or (f) iterating steps (a) to (d) with the new population of neural architectures being taken as the initial population of neural architectures.
    Type: Application
    Filed: October 5, 2023
    Publication date: April 25, 2024
    Applicant: MEDIATEK INC.
    Inventors: Yun-Chan TSAI, Min-Fong HORNG, Chia-Hsiang LIU, Cheng-Sheng CHAN, ShengJe HUNG
  • Patent number: 11961554
    Abstract: A device includes a first power rail for a first power domain and a second power rail for a second power domain. A first circuit block is connected to the first power rail and a second circuit block is connected to the second power rail. The first and second circuit blocks are both connected to a virtual VSS terminal. A footer circuit is connected between the virtual VSS terminal and a ground terminal, and the footer circuit is configured to selectively control a connection between the virtual VSS terminal and the ground terminal.
    Type: Grant
    Filed: December 11, 2020
    Date of Patent: April 16, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Hidehiro Fujiwara, Kao-Cheng Lin, Wei Min Chan, Yen-Huei Chen
  • Publication number: 20240113575
    Abstract: A hybrid permanent magnet motor rotor rotates around a central axis, and includes: a rotor core provided with a plurality of magnet installation slots; and a plurality of magnet parts embedded inside a plurality of magnet installation slots respectively, wherein the rotor is provided with a plurality of first magnetic pole parts and a plurality of second magnetic pole parts, the magnetic poles of the first magnetic pole part and the second magnetic pole part are arranged in opposite and alternately in the circumferential direction, and the magnetic placement of the first magnetic pole part is different from that of the second magnetic pole part, the amount of magnets used in the second magnetic pole part is greater than that used in the first magnetic pole part.
    Type: Application
    Filed: August 25, 2023
    Publication date: April 4, 2024
    Inventors: Kuan YANG, Pei-Chun SHIH, Ta-Yin LUO, Guo-Jhih YAN, Sheng-Chan YEN, Cheng-Tsung LIU
  • Patent number: 11942543
    Abstract: A high-voltage semiconductor device structure is provided. The high-voltage semiconductor device structure includes a semiconductor substrate, a source ring in the semiconductor substrate, and a drain region in the semiconductor substrate. The high-voltage semiconductor device structure also includes a doped ring surrounding sides and a bottom of the source ring and a well region surrounding sides and bottoms of the drain region and the doped ring. The well region has a conductivity type opposite to that of the doped ring. The high-voltage semiconductor device structure further includes a conductor electrically connected to the drain region and extending over and across a periphery of the well region. In addition, the high-voltage semiconductor device structure includes a shielding element ring between the conductor and the semiconductor substrate. The shielding element ring extends over and across the periphery of the well region.
    Type: Grant
    Filed: June 29, 2022
    Date of Patent: March 26, 2024
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Hung-Chou Lin, Yi-Cheng Chiu, Karthick Murukesan, Yi-Min Chen, Shiuan-Jeng Lin, Wen-Chih Chiang, Chen-Chien Chang, Chih-Yuan Chan, Kuo-Ming Wu, Chun-Lin Tsai
  • Patent number: 11942415
    Abstract: A device may include a substrate, and an interlevel dielectric arranged over the substrate. The interlevel dielectric may include a first interlevel dielectric layer in an interconnect level i, the first interlevel dielectric layer having a first interconnect and a second interconnect therein. A nitride block insulator may be arranged over the first interlevel dielectric layer and over the first interconnect and the second interconnect. An opening may be arranged in the nitride block insulator, the opening extending through the nitride block insulator to expose a surface of the first interconnect in the first interlevel dielectric layer. A contact plug may be arranged in the opening of the nitride block insulator. The contact plug at least lines the opening and prevents out-diffusion of conductive material from the first interconnect. A thin film of a passive component may be arranged over the nitride block insulator and over the contact plug.
    Type: Grant
    Filed: August 16, 2022
    Date of Patent: March 26, 2024
    Assignee: GLOBALFOUNDRIES Singapore Pte. Ltd.
    Inventors: Handoko Linewih, Chor Shu Cheng, Tze Ho Simon Chan, Yudi Setiawan
  • Patent number: 11930995
    Abstract: A method for obtaining and processing image data by using a medical visual aid system including a monitor and an endoscope configured to be inserted into a body cavity and including an image capturing device and a light emitting device, the method including illuminating a field of view of the image capturing device with the light emitting device, capturing the image data using the image capturing device, providing a non-linear scaling model adapted to the body cavity, adjusting the image data by applying the non-linear scaling model such that adjusted image data is formed, and presenting the adjusted image data on the monitor.
    Type: Grant
    Filed: July 15, 2021
    Date of Patent: March 19, 2024
    Assignee: AMBU A/S
    Inventors: Finn Sonnenborg, Brian Nielsen, Curt Allan Johansson, Sebastian Ortega Zafra, Qian Yang, Kai-Cheng Chan, Wang Chang-Yu
  • Patent number: 11935878
    Abstract: A method for manufacturing a package structure includes providing a carrier board; providing at least one die having a top surface, a bottom surface, and a side surface on the carrier board; and forming a protective layer to cover at least a portion of the side surface of the die. The die includes a substrate, a semiconductor layer, a gate structure, a source structure and a drain structure, at least one dielectric layer, and at least one pad. The semiconductor layer is disposed on the substrate. The gate structure is disposed on the semiconductor layer. The source and the drain structures are disposed on opposite sides of the gate structure. The dielectric layer covers the gate, source, and drain structures. The pad is disposed on the dielectric layer and penetrates through the dielectric layer to electrically contact with the gate, source or drain structure.
    Type: Grant
    Filed: September 10, 2021
    Date of Patent: March 19, 2024
    Assignee: VANGUARD INTERNATIONAL SEMICONDUCTOR CORPORATION
    Inventors: Hsiu-Mei Yu, Guang-Yuan Jiang, Cheng-Yi Hsieh, Wei-Chan Chang, Chang-Sheng Lin
  • Patent number: 11925273
    Abstract: An armrest for a chair includes a first member and a second member. The first member includes a body extending in a longitudinal direction from a first end to a second end. The body includes one or more recesses. The first member also includes one or more magnets disposed in the one or more recesses. The second member is releasably attached to the first member. The second member includes a cavity configured to receive the first member and one or more magnetizable plate members disposed in the cavity. The one or more magnetizable plate members are adjacent the one or more magnets when the first member is received in the cavity.
    Type: Grant
    Filed: April 11, 2022
    Date of Patent: March 12, 2024
    Assignee: SECRETLAB SG PTE. LTD.
    Inventors: Vincent Sin, Jon Hao Chan, Elroy Cheng Feng Lee
  • Publication number: 20240079268
    Abstract: The present disclosure, in some embodiments, relates to a method of forming an integrated chip structure. The method may be performed by forming a plurality of interconnect layers within a first interconnect structure disposed over an upper surface of a first semiconductor substrate. An edge trimming process is performed to remove parts of the first interconnect structure and the first semiconductor substrate along a perimeter of the first semiconductor substrate. The edge trimming process results in the first semiconductor substrate having a recessed surface coupled to the upper surface by way of an interior sidewall disposed directly over the first semiconductor substrate. A dielectric capping structure is formed onto a sidewall of the first interconnect structure after performing the edge trimming process.
    Type: Application
    Filed: November 10, 2023
    Publication date: March 7, 2024
    Inventors: Chih-Hui Huang, Cheng-Hsien Chou, Cheng-Yuan Tsai, Kuo-Ming Wu, Sheng-Chan Li
  • Patent number: 11924995
    Abstract: A water cooling head with sparse and dense fins, including a main body, a first fin set and a second fin set. Wherein a chamber is formed inside the main body, the main body has a first plate and a second plate, the main body forms an inlet channel and an outlet channel, so that the cooling water passes through the chamber. The first fin set and the second fin set are arranged in the chamber, and the first fin set and the second fin set are connected to the first plate respectively. The first fin set comprises several first fins spaced apart, the first fins divide the chamber to form several first channels. The second fin set comprises several second fins spaced apart, the second fins divide the chamber to form several second channels. The water cooling head can increase the overall heat sinking efficiency.
    Type: Grant
    Filed: April 23, 2021
    Date of Patent: March 5, 2024
    Inventors: Chi-Chuan Wang, Cheng-Chen Cheng, Chuan-Chan Huang, Jen-Chieh Huang
  • Patent number: 11908136
    Abstract: A respiratory status classifying method is for classifying as one of at least two respiratory statuses and includes an original physiological parameter inputting step, an original chest image inputting step, a characteristic physiological parameter generating step, a characteristic chest image generating step, a training step and a classifier generating step. The characteristic chest image generating step includes processing at least a part of the original chest images, segmenting images of a left lung, a right lung and a heart from each of the original chest images that are processed, and enhancing image data of the images being segmented, so as to generate a plurality of characteristic chest images. The training step includes training two respiratory status classifiers using a plurality of characteristic physiological parameters and the characteristic chest images by at least one machine learning algorithm.
    Type: Grant
    Filed: September 27, 2022
    Date of Patent: February 20, 2024
    Assignees: TAICHUNG VETERANS GENERAL HOSPITAL, TUNGHAI UNIVERSITY
    Inventors: Ming-Cheng Chan, Kai-Chih Pai, Wen-Cheng Chao, Yu-Jen Huang, Chieh-Liang Wu, Min-Shian Wang, Chien-Lun Liao, Ta-Chun Hung, Yan-Nan Lin, Hui-Chiao Yang, Ruey-Kai Sheu, Lun-Chi Chen
  • Publication number: 20240053610
    Abstract: A near-eye display device, including a substrate, a light-emitting element, an active element, an optical layer, and a light guide structure, is provided. The light-emitting element is located on the substrate and includes a first type semiconductor pattern. The active element is located adjacent to the light-emitting element. A channel layer of the active element and the first type semiconductor pattern of the light-emitting element belong to the same layer. The optical layer covers the light-emitting element and the active element. The light guide structure is located on the optical layer and includes an in-coupling portion and an out-coupling portion, wherein an orthogonal projection of the in-coupling portion on the substrate is overlapped with an orthogonal projection of the light-emitting element on the substrate. A manufacturing method of the near-eye display device is also provided.
    Type: Application
    Filed: May 10, 2023
    Publication date: February 15, 2024
    Applicant: AUO Corporation
    Inventors: Wei-Syun Wang, Hsin-Hung Li, Chih-Chiang Chen, Yu-Cheng Shih, Chia-Hsin Chung, Cheng-Chan Wang, Ming-Jui Wang, Han-Sheng Nian
  • Publication number: 20240019620
    Abstract: A display device includes a first image generating unit and a first waveguide glass. The first image generating unit is configured to emit first light. The first waveguide glass faces toward the first image generating unit. The first waveguide glass includes a first microstructure, two second microstructures and a third microstructure. The first microstructure is located between two ends at the same side of the two second microstructures. The third microstructure is located between the two second microstructures. The third microstructure has a first grating and a second grating. An extending direction of the first grating is different from an extending direction of the second grating. The second microstructure is configured to receive the first light of the first image generating unit transmitted through the first microstructure and transmit the first light to the third microstructure.
    Type: Application
    Filed: November 30, 2022
    Publication date: January 18, 2024
    Inventors: Han-Sheng NIAN, Ming-Jui WANG, Chih-Chiang CHEN, Chia-Hsin CHUNG, Yu-Cheng SHIH, Wei-Syun WANG, Cheng-Chan WANG, Hsin-Hung LI, Sheng-Ming HUANG
  • Publication number: 20240012241
    Abstract: A head-up display includes an image generating unit and a waveguide glass. The waveguide glass faces toward the image generating unit. The waveguide glass includes a first microstructure, a second microstructure and a third microstructure. The first microstructure has a first width. The second microstructure is adjacent to the first microstructure. The third microstructure is adjacent to the second microstructure. The third microstructure has tiling areas adjacent to each other. A gap between the two adjacent tiling areas is less than half of the first width.
    Type: Application
    Filed: November 29, 2022
    Publication date: January 11, 2024
    Inventors: Han-Sheng NIAN, Seok-Lyul LEE, Ming-Jui WANG, Chih-Chiang CHEN, Chia-Hsin CHUNG, Yu-Cheng SHIH, Cheng-Chan WANG, Hsin-Hung LI, Wei-Syun WANG, Sheng-Ming HUANG
  • Patent number: 11862851
    Abstract: An antenna device, including a case assembly, a first waveguide assembly, and a second waveguide assembly, is provided. A cavity is defined by an interior of the case assembly, and a first side of the case assembly has a slot penetrating the case assembly. At least part of the first waveguide assembly is located within the cavity and is connected to the first side. A projection of the first waveguide assembly to the first side is symmetrically located on two sides of the slot. The second waveguide assembly is located outside the case assembly, is close to the first side, and is connected to the slot. The second waveguide assembly is suitable for transmitting an antenna signal to the cavity through the slot and the first waveguide assembly. The antenna signal resonates in the cavity and radiates outward from a second side of the cavity opposite to the first side.
    Type: Grant
    Filed: August 24, 2022
    Date of Patent: January 2, 2024
    Inventors: Chun-Cheng Chan, Jiun-Wei Wu, Chih-Hsien Wu, Su-Wei Chang
  • Publication number: 20230368375
    Abstract: A respiratory status classifying method is for classifying as one of at least two respiratory statuses and includes a training's physiological parameter inputting step, a training's chest image inputting step, a characteristic physiological parameter generating step, a characteristic chest image generating step, a training step and a classifier generating step. The characteristic chest image generating step includes processing at least a part of the training's chest images, segmenting images of a left lung, a right lung and a heart from each of the training's chest images that are processed, and enhancing image data of the images being segmented, so as to generate a plurality of characteristic chest images. The training step includes training a plurality of characteristic physiological parameters and the characteristic chest images by at least one machine learning algorithm.
    Type: Application
    Filed: September 27, 2022
    Publication date: November 16, 2023
    Inventors: Ming-Cheng CHAN, Kai-Chih PAI, Wen-Cheng CHAO, Yu-Jen HUANG, Chieh-Liang WU, Min-Shian WANG, Chien-Lun LIAO, Ta-Chun HUNG, Yan-Nan LIN, Hui-Chiao YANG, Ruey-Kai SHEU, Lun-Chi CHEN
  • Patent number: D1023935
    Type: Grant
    Filed: March 18, 2022
    Date of Patent: April 23, 2024
    Assignee: Acer Incorporated
    Inventors: Ya-Hao Chan, Yi-Heng Lee, Ming-Cheng Wu, Chun-Yu Chen