Patents Assigned to In Chung
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Patent number: 11982802Abstract: Disclosed herein are device and method for performing a total internal reflection scattering (TIRS) measurement to a sample slide. The device comprises a first reflective plate having a first opening; a second reflective plate having second and third openings and disposed on top of the first reflective plate thereby forming a slot therebetween for accommodating the sample slide, wherein the first opening of the first reflective plate is disposed directly underneath the second opening of the second reflective plate; a white light source disposed in the space formed by the third opening of the second reflective plate and configured to emit a white light into the slot; and a first blackout layer disposed on top of the third opening thereby covering the white light source and keeping the emitted white light from leaking. When the sample slide is inserted into the slot, the white light source illuminates the sample slide so as to achieve the TIRS measurement to the sample slide.Type: GrantFiled: March 31, 2022Date of Patent: May 14, 2024Assignee: Chung Yuan Christian UniversityInventors: Cheng-An Lin, Tzu-Yin Hou, You-Wei Li, Yuh-Show Tsai, Ming-Chen Wang
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Patent number: 11979479Abstract: A packet sorting and reassembly circuit module, including a header parser, an information processing circuit, at least one state tracking and reassembly circuit, and an output arbiter, is provided. The header parser is configured to analyze multiple first packet segments to obtain header information corresponding to a first network packet, wherein the first network packet is transmitted based on a transmission control protocol (TCP) communication protocol. The information processing circuit is configured to transmit the first packet segments and sideband information corresponding to the first packet segments to a first state tracking and reassembly circuit among the at least one state tracking and reassembly circuit according to the header information. The first state tracking and reassembly circuit is configured to reassemble and sort the first packet segments according to the sideband information. The output arbiter is configured to output the first packet segments according to a sorting result.Type: GrantFiled: January 16, 2023Date of Patent: May 7, 2024Assignees: Chung Yuan Christian University, KGI Securities Co. Ltd.Inventors: Yu-Kuen Lai, Chao-Lin Wang, He-Ping Li, Cheng-Han Chuang, Kai-Po Chang
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Patent number: 11980099Abstract: A transition dichalcogenide homojunction structure may include a lower high resistance layer including a plurality of PtX2 layers and an upper low resistance layer which includes the plurality of PtX2 layers and has different thickness and number of growth layers from the lower high resistance layer. And the lower high resistance layer and the upper low resistance layer may form a homojunction. The heat transfer characteristic of the lower high resistance layer may increase by the interface induced Seebeck effect with the upper low resistance layer. The transition dichalcogenide homojunction structure may generate the interface induced Seebeck effect at the interface of the homojunction to generate a thermal voltage. Further, the transition metal dichalcogenide homojunction structure may measure the Seebeck effect of the lower high resistance layer using the upper low resistance layer without separate measurement equipment.Type: GrantFiled: December 19, 2022Date of Patent: May 7, 2024Assignee: CHUNG ANG UNIVERSITY INDUSTRY ACADEMIC COOPERATION FOUNDATIONInventors: Sang Kwon Lee, No Won Park, Jae Won Choi
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Patent number: 11971299Abstract: A hyperspectral image sensor includes an optical irradiator configured to irradiate light to a partial region of an object, an optical detector configured to receive detection light generated in the partial region in response to the irradiated light and generate spectrum signals, each of the spectrum signals corresponding to a respective sub-region of a plurality of sub-regions included in the partial region, and a processor configured to generate a hyperspectral image of the partial region based on the spectrum signals.Type: GrantFiled: June 21, 2022Date of Patent: April 30, 2024Assignees: SAMSUNG ELECTRONICS CO., LTD., CHUNG ANG University Industry Academic Cooperation FoundationInventors: Unjeong Kim, Jeongsu Han, Hyungbin Son, Suyeon Lee
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Publication number: 20240136432Abstract: A high electron mobility transistor includes a growth substrate, a lattice matching layer, an back-barrier layer, an electron blocking layer, a channel layer, an active layer, a source, a gate, and a drain. The lattice matching layer and the back-barrier layer are formed on the growth substrate. The back-barrier layer includes GaN doped with C. The electron blocking layer is formed on the back-barrier layer. The electron blocking layer includes AlGaN, wherein the doping percent of Al atoms of the AlGaN is 3˜5% and the doping percent of Ga atoms of the AlGaN is 95˜97%. The electron blocking layer has a thickness of 2˜5 nm. The channel layer and the active layer are formed on the electron blocking layer. The source, the gate, and the drain are formed on the active layer.Type: ApplicationFiled: January 13, 2023Publication date: April 25, 2024Applicants: National Yang Ming Chiao Tung University, National Chung-Shan Institute of Science and TechnologyInventors: Edward Yi CHANG, You-Chen WENG, Min-Lu KAO
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Publication number: 20240137431Abstract: A packet sorting and reassembly circuit module, including a header parser, an information processing circuit, at least one state tracking and reassembly circuit, and an output arbiter, is provided. The header parser is configured to analyze multiple first packet segments to obtain header information corresponding to a first network packet, wherein the first network packet is transmitted based on a transmission control protocol (TCP) communication protocol. The information processing circuit is configured to transmit the first packet segments and sideband information corresponding to the first packet segments to a first state tracking and reassembly circuit among the at least one state tracking and reassembly circuit according to the header information. The first state tracking and reassembly circuit is configured to reassemble and sort the first packet segments according to the sideband information. The output arbiter is configured to output the first packet segments according to a sorting result.Type: ApplicationFiled: January 16, 2023Publication date: April 25, 2024Applicants: Chung Yuan Christian University, KGI Securities Co. Ltd.Inventors: Yu-Kuen Lai, Chao-Lin Wang, He-Ping Li, Cheng-Han Chuang, Kai-Po Chang
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Publication number: 20240136422Abstract: A high electron mobility transistor and a method for fabricating the same is disclosed. Firstly, a lattice matching layer, a channel layer, and an AlGaN layer are sequentially formed on a growth substrate. The AlGaN layer includes a first area, a second area, and a third area, wherein the second area is located between the first area and the third area. Then, an insulation block is formed on the second area of the AlGaN layer and two GaN blocks are respectively formed on the first area and the third area of the AlGaN layer. Two InAlGaN blocks are respectively formed on the GaN blocks and the insulation block is removed. Finally, a gate is formed to interfere the second area of the AlGaN layer and a source and a drain are respectively formed on the InAlGaN blocks.Type: ApplicationFiled: January 13, 2023Publication date: April 25, 2024Applicants: National Yang Ming Chiao Tung University, National Chung-Shan Institute of Science and TechnologyInventors: Edward Yi CHANG, You-Chen WENG, Min-Lu Kao
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Patent number: 11962949Abstract: A method of performing air pollution estimation is provided. The method is to be implemented using a processor of a computer device and includes: generating a spectral image based on an original color image of an environment under test using a spectral transformation matrix; supplying the spectral image as an input into an estimating model for air pollution estimation; and obtaining an estimation result from the estimating model indicating a degree of air pollution of the environment under test.Type: GrantFiled: July 22, 2021Date of Patent: April 16, 2024Assignee: National Chung Cheng UniversityInventors: Hsiang-Chen Wang, Chia-Cheng Huang, Ting-Chun Men
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Patent number: 11952836Abstract: A roller shutter includes a chamber with an opening, a roller curtain movable between being fully contained within the chamber and extended beyond the chamber through the opening, and at least one guide rail along and relative to which the roller curtain is movable between being retracted and extended, wherein the roller curtain includes a plurality of slat members interlocked with each other for relative pivotal movement, the plurality of slat members collectively forming first and second major surfaces, and a first layer of fire-resistant and/or heat-resistant fabric fixedly mounted to the first major surface of the slat members and a second layer of fire-resistant and/or heat-resistant fabric fixedly mounted to the second major surface of the slat members, and wherein the guide rail includes at least a first sealing member which, when the roller curtain is extended, contacts or presses into the first layer of fire-resistant and/or heat-resistant fabric.Type: GrantFiled: June 18, 2021Date of Patent: April 9, 2024Assignee: CHUNG TAI ROLLER SHUTTERS COMPANY LIMITEDInventor: Ho Yan Lai
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Patent number: 11949226Abstract: An external power supply system for spindles is revealed. The external power supply system includes a tool holder, a rectifier circuit, an overvoltage protection circuit. and a buck/boost converter. The tool holder receives an external power source of a spindle while the rectifier circuit converts the external power source into a rectified output signal with a power factor through step-down transformation. The overvoltage protection circuit is used to check whether the rectified output signal is larger than an overvoltage signal for outputting an operating potential or a non-operating potential. The buck/boost converter is used for receiving the rectified output signal with the power factor and converting the rectified output signal to an output voltage according to the power factor. Then the output voltage is provided to a load of a low voltage power supply, a high voltage power supply, or a constant voltage power supply.Type: GrantFiled: July 19, 2021Date of Patent: April 2, 2024Assignee: NATIONAL CHUNG HSING UNIVERSITYInventors: Chien-Hung Liu, Yu-Hung Li
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Patent number: 11942692Abstract: Provided is an in-band full-duplex MIMO antenna, which includes: a substrate; and transmission antenna elements and reception antenna elements separately coaxially disposed on the same plane of the substrate, in which the transmission antenna elements have a first polarization characteristic, and the reception antenna elements have a second polarization characteristic different from the first polarization characteristic.Type: GrantFiled: August 19, 2021Date of Patent: March 26, 2024Assignee: CHUNG ANG UNIVERSITY INDUSTRY ACADEMIC COOPERATION FOUNDATIONInventors: Han Lim Lee, Min Gyu Kim, Ji Ho Lee, Jin Woo Kim
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Patent number: 11928842Abstract: A method of measuring chromaticity of a target object is implemented using a computer device that stores a plurality of light source spectrum datasets each associated with a specific object. The method includes: obtaining a captured color image of the target object; generating a spectral image based on the captured color image using a spectral transformation matrix; obtaining one of the plurality of light source spectrum datasets that is associated with the target object; and calculating a chromaticity dataset of the target object based on the spectral image and the one of the plurality of light source spectrum datasets.Type: GrantFiled: April 26, 2022Date of Patent: March 12, 2024Assignee: National Chung Cheng UniversityInventors: Hsiang-Chen Wang, Yu-Ming Tsao, Yu-Lin Liu
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Patent number: 11927780Abstract: A dielectric grating apparatus comprises a substrate; a grating layer, disposed above the substrate; a first interference layer, disposed above the substrate; and a second interference layer, adjacent to the first interference layer, wherein a refractive index of a material of the second interference layer is greater than a refractive index of a material of the first interference layer.Type: GrantFiled: May 31, 2022Date of Patent: March 12, 2024Assignee: NATIONAL CHUNG SHAN INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Jian-Hung Lin, Chiang-Hsin Lin, Po-Tse Tai, Tsong-Dong Wang, Bo-Kai Feng
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Patent number: 11926909Abstract: To provide a gas-liquid separator of a water electrolysis system, comprising: a liquid feeding atomizer and a gas-liquid separation chamber, wherein the liquid feeding atomizer includes a liquid feeding pressurized tube; and an atomizing spray head, in which the atomizing spray head converts a gas-liquid mixed liquor after pressurized by the liquid feeding pressurized tube into a mist droplet gas-liquid mixture. The gas-liquid separation chamber comprises a spiral flowing way, and the spiral flowing way extends the time that the mist droplet gas-liquid mixture spraying into the gas-liquid separation chamber flows downwards to the bottom of the gas-liquid separation chamber; an ultrasonic oscillation mechanism; a stirrer; an internal reservoir; and a filter mechanism, which performs the gas-liquid separation for unbroken bubbles in the mist droplet gas-liquid mixture through the pore difference.Type: GrantFiled: August 12, 2021Date of Patent: March 12, 2024Assignee: NATIONAL CHUNG SHAN INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Chia-Kan Hao, Kuan-Ting Lai, Chung-Yen Lu
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Publication number: 20240071275Abstract: An operating method of a calibration system for a display device obtains image information about an image displayed on display device and wavelength information about pixels of the image information using a hyperspectral camera included in an electronic device, transmits the obtained image information and wavelength information to a first application in the electronic device, generates calibration data about the obtained image information and wavelength information through the first application and transmits the calibration data to a second application in the display device, and performs color calibration of the display device based on the calibration data transmitted to the second application to display a color calibrated image.Type: ApplicationFiled: April 19, 2023Publication date: February 29, 2024Applicants: SAMSUNG ELECTRONICS CO., LTD., CHUNG ANG University Industry Academic Cooperation FoundationInventors: Unjeong Kim, Hojung Kim, Hyungbin Son, Suyeon Lee
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Publication number: 20240060901Abstract: A signal enhancement structure configured to enhance a signal of a specimen is provided. The signal enhancement structure includes a plurality of nanowires stacked in a first direction, a second direction, and a third direction. The nanowires are extended along at least two directions. A particle of the specimen is on the nanowires or in a gap among the nanowires. A manufacturing method of a signal enhancement structure and a measuring method with signal enhancement are also provided.Type: ApplicationFiled: October 30, 2023Publication date: February 22, 2024Applicants: National Chung Hsing University, PROTRUSTECH CO., LTDInventors: Chien-Chung Chang, Chun-Ta Huang
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Publication number: 20240056745Abstract: A hearing aid device with functions of anti-noise and 3D sound recognition is disclosed. The hearing aid device comprises N microphones, at least one A/D converter, a modular electronic device, a D/A converter, and a loudspeaker. According to the present invention, the modular electronic device is configured for generating N second audio signals based on N first audio signals and a HRTF signal, and then summing up the N second audio signals to a reference signal. Moreover, the modular electronic device is further configured for generating a first output signal after applying an ANC process to the reference signal, converting the reference signal to a second output signal, and then generating an output signal based on the first output signal and the second output signal. Consequently, the loudspeaker broadcasts a sound according to the output signal.Type: ApplicationFiled: October 27, 2022Publication date: February 15, 2024Applicant: CHUNG YUAN CHRISTIAN UNIVERSITYInventors: Cheng-Yuan Chang, Chong-Rui Huang
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Patent number: 11896957Abstract: Disclosed herein are methods of producing photocatalysts for degrading NOx. According to some embodiments of the present disclosure, the method comprises mixing a transitional metal or its oxide with a bone powder or a shell powder, followed by heating the mixture for a least 12 hours to dehydrate the mixture, and calcinating the dehydrated product for 1-5 hours. Also disclosed herein are methods of degrading NOx by using the thus-produced photocatalysts. Materials used doped with the transitional metal or its oxide are bone powder and shell powder, which is derived from animals (a chicken, a cow, a pig, a duck, a sheep, a donkey, or a horse) and shells from different species of sea water (a shrimp, a crab, a clam, a barnacle, a snail, an abalone, or an oyster), respectively.Type: GrantFiled: March 4, 2022Date of Patent: February 13, 2024Assignee: Chung Yuan Christian UniversityInventors: Ya-Fen Wang, Sheng-Jie You, Christianson Raynard Sanito
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Patent number: 11901842Abstract: An energy harvesting apparatus using an electroactive material includes an electricity generator including the electroactive material to generate a voltage due to deformation caused by an external stimulus, and an impact generator including a deformable and restorable material capable of repetitive deformation and restoration and configured to generate a dynamic behavior based on the repetitive deformation and restoration in the electricity generator. A stimulus of the impact generator with respect to the electricity generator enables energy harvest. An electrode unit for deformation includes an electricity generator including an electroactive material to generate a voltage due to deformation caused by an external stimulus, and an electrode part electrically connected to at least one surface of the electricity generator, and including an elastically deformable material to achieve relative deformation while in contact with the electricity generator.Type: GrantFiled: July 10, 2018Date of Patent: February 13, 2024Assignee: CHUNG-ANG UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATIONInventor: Seung Hwan Chang
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Publication number: 20240044766Abstract: A normal incident guided-mode-resonance biosensor and procalcitonin detection method using the same are provided and include a light source, a first lens, a polarizer, a beam splitter, a ¼? wave plate, a second lens, a detection unit, and a processing unit. The light source provides a light beam. The first lens converts the light beam into a parallel light. The polarizer filters and removes a transverse electric field mode light wave in the parallel light. The beam splitter selectively forms a transverse magnetic field mode light wave in the parallel light. The ¼? wave plate rotates the transverse magnetic field mode light wave in the parallel light by 45°. The second lens focuses the transverse magnetic field mode light wave to the bio-sensing chip. The detection unit receives an emitted light of the bio-sensing chip and generates a sensing signal.Type: ApplicationFiled: July 20, 2023Publication date: February 8, 2024Applicant: NATIONAL CHUNG CHENG UNIVERSITYInventors: GUO-EN CHANG, LAI-KWAN CHAU, YEN-SONG CHEN, CHIA-JUI HSIEH