Patents Assigned to Cheng Kung University
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Publication number: 20240191135Abstract: A method for reactive ion etching includes multiple steps of: (a) placing a film to be etched in a vacuum chamber; (b) introducing an etching gas into the vacuum chamber; (c) starting a reactive ion etching to etch the film via the etching gas in a first duration; (d) in a second duration, stopping reactive ion etching and extracting the remaining gas in the vacuum chamber to make the vacuum chamber be in a high-clean state; and (e) repeating step (b) to (d) until an etching depth of the film is reached to a predetermined value.Type: ApplicationFiled: December 7, 2022Publication date: June 13, 2024Applicant: National Cheng Kung UniversityInventors: Tse-Ming Chen, Chiu-Hua Huang, Ching-Hua Kao, Yu-Chiang Hsieh
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Publication number: 20240171131Abstract: An amplifier circuit includes an input terminal, configured to receive an input voltage; an output terminal, configured to output an output voltage; a multi-stage operational amplifier, coupled to the input terminal and the output terminal, and configured to amplify the input voltage to the output voltage, comprising a plurality of amplifiers; and a plurality of level-shifting networks, each coupled between two of the plurality of amplifiers, configured to reduce a gain error of each output of the plurality of amplifiers; and a feedback capacitor, coupled between the input terminal and the output terminal.Type: ApplicationFiled: November 21, 2022Publication date: May 23, 2024Applicant: National Cheng Kung UniversityInventors: Jia-Ching Wang, Tai-Haur Kuo
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Patent number: 11967272Abstract: A sweep voltage generator and a display panel are provided. The sweep voltage generator includes an output node, a current generating block and a voltage regulating block. The output node is used to provide a sweep signal. The current generating block is coupled to the output node, includes a detection path for detecting an output load variation on the output node, and adjusts the sweep signal provided by the output node based on the output load variation. The voltage regulating block is coupled to the output node for regulating a voltage of the output node.Type: GrantFiled: December 9, 2022Date of Patent: April 23, 2024Assignees: AUO Corporation, National Cheng-Kung UniversityInventors: Chih-Lung Lin, Yi-Chen Huang, Chih-I Liu, Po-Cheng Lai, Ming-Yang Deng, Chia-En Wu, Ming-Hung Chuang, Chia-Tien Peng
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Publication number: 20240124163Abstract: A magnetic multi-pole propulsion array system is applied to at least one external cathode and includes a plurality of magnetic multi-pole thrusters connected adjacent to each other. Each magnetic multi-pole thruster includes a propellant provider, a discharge chamber, an anode and a plurality of magnetic components. The propellant provider outputs propellant. The discharge chamber is connected with the propellant provider to accommodate the propellant. The anode is disposed inside the discharge chamber to generate an electric field. The plurality of magnetic components is respectively disposed on several sides of the discharge chamber. One of the several sides of the discharge chamber of the magnetic multi-pole thruster is applied for one side of a discharge chamber of another magnetic multi-pole thruster.Type: ApplicationFiled: December 19, 2022Publication date: April 18, 2024Applicant: National Cheng Kung UniversityInventors: Yueh-Heng Li, Yu-Ting Wu, Chao-Wei Huang, Wei-Cheng Lo, Hsun-Chen Hsieh, Ping-Han Huang, Yi-Long Huang, Sheng-Wen Liu, Wei-Cheng Lien
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Publication number: 20240124715Abstract: A biomass treatment method includes steps as follows. A biomass and sodium percarbonate are provided, wherein the biomass includes hemicellulose, cellulose and/or lignin. The biomass and the sodium percarbonate are mixed.Type: ApplicationFiled: March 7, 2023Publication date: April 18, 2024Applicant: National Cheng Kung UniversityInventors: Wei-Hsin Chen, Kuan-Ting Lee
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Patent number: 11955865Abstract: A three-axis voice coil motor including a base, a spherical bearing, a magnetic component, an X-coil group, a Y-coil group, and at least one Z-coil group is provided. The base has a supporting pole. The spherical bearing is rotatably sleeved around the supporting pole. The magnetic component is securely sleeved around the spherical bearing and the magnetic component rotates along with the spherical bearing. The X-coil group is disposed around the magnetic component along an X-axial direction passing through the spherical bearing, and the X-coil group has first gaps. The Y-coil group is disposed around the magnetic component along a Y-axial direction passing through the spherical bearing, and the Y-coil group has second gaps. The Z-coil group is disposed around the magnetic component along a Z-axial direction passing through the spherical bearing.Type: GrantFiled: October 19, 2021Date of Patent: April 9, 2024Assignee: National Cheng-Kung UniversityInventors: Chien-Sheng Liu, Yi-Hsuan Lin, Chiu-Nung Yeh
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Publication number: 20240102934Abstract: A test strip detecting system includes a test strip, a test strip detecting carrier and a mobile communication apparatus. The test strip detecting carrier includes a container structure, positioning markers and colorimetric calibrating blocks, and the colorimetric calibrating blocks are embedded inside the positioning markers. The test strip is placed in the container structure and reacts with a specimen to generate color blocks. The mobile communication apparatus controls an image capture unit to capture an original image of the test strip placed in the test strip detecting carrier; detects the positioning markers in the original image to obtain a plurality of coordinates of the positioning markers; performs image coordinate calibration according to the plurality of coordinates to generate a calibrated image; and performs a colorimetric calibration for the color blocks and the colorimetric calibrating blocks according to the calibrated image so as to generate a test result.Type: ApplicationFiled: November 14, 2022Publication date: March 28, 2024Applicant: National Cheng Kung UniversityInventors: Yu-Cheng Lin, Wei-Chien Weng, Yi-Hsuan Chen
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Patent number: 11940610Abstract: An autofocus system includes a focus light source, an objective lens, a defocus lens, a first image sensor, and a controller. The defocus lens is disposed on the transmission path of the focus light beam, so that a minimum light point of the focus light beam passing through the objective lens deviates from a focus of the objective lens. The first image sensor is configured to receive a focus reflected light beam generated after the focus light beam is reflected by the sample. The controller is electrically connected to the first image sensor. According to a center change of gravity, a position change, or an energy change of a light spot formed by the focus reflected light beam on an image plane of the first image sensor, the controller drives the objective lens or the sample to move, so that the focus of the objective lens falls on the sample.Type: GrantFiled: December 27, 2021Date of Patent: March 26, 2024Assignee: National Cheng-Kung UniversityInventors: Chien-Sheng Liu, Ho-Da Tu
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Publication number: 20240079143Abstract: The present disclosure relates to a method for providing biomarker for early detection of Alzheimer's Disease (AD), and particularly to a method that is able to enhance the accuracy of predicting AD from Mild Cognitive Impairment (MCI) patients using the Hippocampus magnetic resonance imaging (MRI) scans and Mini-Mental State Examination (MMSE) data. The providing MRI images containing the anatomical structure of Hippocampus biomarker and MMSE data as a training data set; training a processor using the training data set, and the training comprising acts of receiving MRI images and MMSE data as a testing data set from a target; and classifying the test data by the trained processor to include aggregating predictions.Type: ApplicationFiled: July 13, 2023Publication date: March 7, 2024Applicant: National Cheng Kung UniversityInventors: Gwo-Giun LEE, Te-Han KUNG, Tzu-Cheng CHAO, Yu-Min KUO
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Patent number: 11891303Abstract: A catalyst composition for manufacturing a catalyst for hydrogen production based on thermochemical reaction of methanol is disclosed. The catalyst composition includes a support component and an active component. The support component includes cement and clay, wherein a weight ratio of the cement to the clay is 3/7 to 9/1. The active component includes copper oxide or a precursor of copper oxide. Based on 100 parts by weight of the support component, a content of the active component is 5 to 10 parts by weight.Type: GrantFiled: January 3, 2022Date of Patent: February 6, 2024Assignee: National Cheng Kung UniversityInventors: Wei-Hsin Chen, Yi-Kai Chih
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Publication number: 20240035801Abstract: An optical measurement system measuring optical parameters of an object is provided. The object includes at least two light-transmitting layers. The optical measurement system includes a light source module, an image capture module, and a controller. The light source module emits at least two measurement light beams toward the object. The measurement light beams are respectively incident on the object at different angles. The image capture module receives light spots formed on a sensing surface of the image capture module by at least two first light beams after the measurement light beams are reflected by the object and at least two second light beams after the measurement light beams are refracted and reflected between the object. The controller is electrically connected to the image capture module to obtain positions of the light spots. The controller calculates the optical parameters of the object according to the positions of the light spots.Type: ApplicationFiled: August 24, 2022Publication date: February 1, 2024Applicant: National Cheng-Kung UniversityInventors: Chien-Sheng Liu, Wen-Yu Shih
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Publication number: 20240029630Abstract: A sweep voltage generator and a display panel are provided. The sweep voltage generator includes an output node, a current generating block and a voltage regulating block. The output node is used to provide a sweep signal. The current generating block is coupled to the output node, includes a detection path for detecting an output load variation on the output node, and adjusts the sweep signal provided by the output node based on the output load variation. The voltage regulating block is coupled to the output node for regulating a voltage of the output node.Type: ApplicationFiled: December 9, 2022Publication date: January 25, 2024Applicants: AUO Corporation, National Cheng-Kung UniversityInventors: Chih-Lung Lin, Yi-Chen Huang, Chih-I Liu, Po-Cheng Lai, Ming-Yang Deng, Chia-En Wu, Ming-Hung Chuang, Chia-Tien Peng
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Patent number: 11866838Abstract: A method for creating colorful patterns on a metal surface by using colorless ink is revealed. First carry out a first anodizing process on a metal substrate to form a first anodic oxide layer on a surface of the metal substrate. Then coat a layer of colorless ink on the first anodic oxide layer on the surface of the metal substrate to form a colorless ink pattern mask. Later perform a second anodizing process to form a second anodic oxide layer on a part of the metal substrate without being covered with the colorless ink pattern mask. Next remove the colorless ink pattern mask and coat a metal film over the first anodic oxide layer and the second anodic oxide layer to get a colorful pattern on the metal substrate.Type: GrantFiled: May 20, 2021Date of Patent: January 9, 2024Assignee: National Cheng Kung UniversityInventors: Chen-Kuei Chung, Chin-Jou Kuo, Wei-Hsuan Lin
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Patent number: 11859599Abstract: A vacuum arc thruster with multi-layer insulation includes a housing, an anode unit and a cathode unit spaced apart from each other in the housing, and an insulator disposed between the anode unit and the cathode unit. The insulator includes a plurality of fuel layers and a plurality of insulating layers. Each insulating layer is located between every two adjacent fuel layers. Accordingly, a multiple-layer design is formed by arranging the fuel layers and the insulating layers which are made of different materials in an alternating manner, thereby attaining the maximum field emission effect, increasing the stability and efficacy of operating the vacuum arc thruster, and prolonging the service life of the thruster.Type: GrantFiled: June 27, 2023Date of Patent: January 2, 2024Assignee: National Cheng Kung UniversityInventors: Yueh-Heng Li, Hsun-Chen Hsieh, Ping-Han Huang, Wei-Cheng Lo
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Publication number: 20230398142Abstract: Provided is a method for preventing or treating urological chronic pelvic pain syndrome (UCPPS) in a subject that includes administering an effective amount of cerium oxide nanoparticles (CeNPs) to the subject. Also provided is a method for preventing or treating an UCPPS in a subject that includes administering to the subject a pharmaceutical composition comprising an effective amount of the CeNPs and a pharmaceutically acceptable carrier thereof.Type: ApplicationFiled: June 8, 2022Publication date: December 14, 2023Applicants: National Health Research Institutes, National Taiwan University, National Chung Hsing University, National Cheng Kung UniversityInventors: Wei-Chih LIEN, Feng-Huei Lin, Hui-Min Wang, Tak Shing Ching, Xin-Ran Zhou, Ya-Jyun Liang, Chia-Yih Wang, Fu-I Lu, Huei-Cih Chang
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Patent number: 11835265Abstract: An apparatus combining a solar tracker and a dual heat source collector includes a heat engine assembly and the solar tracker. The heat engine assembly includes a heat collector, a heat collecting lens, and a heat engine. The heat collector includes a solar heat collecting room and a heat source room. The heat collecting lens is arranged on the heat collector and corresponds to the solar heat collecting room. The heat engine is located in the solar heat collecting room. The solar tracker includes a primary mirror, a secondary mirror, a pivot member, and a driving member. The primary mirror has a first reflective surface and a back surface. The primary mirror has a mounting hole passing through the primary mirror. The secondary mirror is mounted above the primary mirror.Type: GrantFiled: November 30, 2020Date of Patent: December 5, 2023Assignee: National Cheng Kung UniversityInventors: Ching-Hsiang Cheng, Tsung-Chieh Cheng, Yen-Fei Chen, Yu-Ting Lin, Shang-Ting Huang
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Patent number: 11813067Abstract: A system and a method for Alzheimer's disease prediction using a neural network, a computer-readable recording medium with a stored program, and a computer program product are provided. The processor obtains a first brain MRI data, a second brain MRI data, a first neuropsychological assessment score, and a second neuropsychological assessment score. The processor obtains a plurality of image feature data according to the first brain MRI data and the second brain MRI data. Each image feature data is selected from a group consisting of a plurality of hippocampal subfield geometric change data. The processor obtains a neuropsychological change data according to the first neuropsychological assessment score and the second neuropsychological assessment score. The processor obtains an Alzheimer's disease prediction result according to the neural network module, the image feature data, and the neuropsychological change data.Type: GrantFiled: June 1, 2021Date of Patent: November 14, 2023Assignee: National Cheng Kung UniversityInventors: Gwo-Giun Lee, Yi-Ru Xie, Yu-Min Kuo
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Patent number: 11810720Abstract: A method is provided for fabricating a terminal electrode. The terminal electrode is applied on a multilayer ceramic capacitor (MLCC). The method prints inner electrodes on full area together with protective layers. The MLCC uses the thickness of thinned dielectric ceramic layers and the stacking of nickel inner-electrode layers. High capacitance is achieved at ends and sides with high electrode-to-ceramic ratios. Thus, the present invention uses a coating technology of ultra-low-temperature electrochemical deposition to fabricate low internal-stress MLCC terminal electrodes together with insulating protective layers for improving MLCC yield while cost reduced.Type: GrantFiled: August 16, 2021Date of Patent: November 7, 2023Assignee: National Cheng Kung UniversityInventor: Wen-Hsi Lee
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Publication number: 20230336236Abstract: A spatial modulation system and a method for generating training sequences are provided. The method for generating training sequences includes: obtaining a cross Z-complementary set (CZCS); and obtaining a training sequence matrix according to cross Z-complementary sequences in the CZCS. Therefore, a larger zero correlation zone (ZCZ) width can be constructed, and the constructed sequence set has flexible lengths.Type: ApplicationFiled: May 31, 2022Publication date: October 19, 2023Applicant: National Cheng Kung UniversityInventors: Chao-Yu CHEN, Zhen-Ming HUANG
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Publication number: 20230331596Abstract: A water treatment composition for treating organic wastewater is provided. The water treatment composition includes a bulk catalytic material and an oxidant. The bulk catalytic material includes iron atoms or ions, manganese atoms or ions, and magnesium atoms or ions.Type: ApplicationFiled: September 7, 2022Publication date: October 19, 2023Applicant: National Cheng Kung UniversityInventors: Wei-Hsin Chen, Kuan-Ting Lee, Kuan-Yu Ho, Shuenn-Ren Liou