Patents by Inventor Yingchao Wu
Yingchao Wu 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).
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Publication number: 20250185931Abstract: A housing, a manufacturing method for the housing, and an electronic device. The housing includes a housing body, a first light-transmitting part, a second light-transmitting part spaced apart from the first light-transmitting part, and a light-shielding baffle arranged between the first light-transmitting part and the second light-transmitting part. At least one of the following is satisfied: at least a portion of an outer peripheral edge of the first light-transmitting part is directly connected to the housing body; and at least a portion of the outer peripheral edge of the second light-transmitting part is directly connected to the housing body.Type: ApplicationFiled: December 12, 2024Publication date: June 12, 2025Applicant: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.Inventors: Yingchao WU, Jianwen Lin
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Publication number: 20250163499Abstract: Provided are a primer and probe composition for cat blood type detection, a detection method, and use. The primer and probe composition for detecting the wild-types and the mutants of the above four sites is designed according to the single nucleotide polymorphism (SNP) mutation of genotyping of 179G>T, 268T>A, 364C>T and 1322delT four sites of a cat cytidine monophospho-N-acetylneuraminic acid (CMAH) gene; an amplification curve is plotted by utilizing a real-time fluorescence polymerase chain reaction (PCR) technology, and the recognition of bases of four SNP sites is achieved by analysis of the amplification curve, so as to determine cat blood types. The detection method of the present disclosure is carried out entirely in a closed space, thereby avoiding the problem of environmental aerosol pollution.Type: ApplicationFiled: November 6, 2024Publication date: May 22, 2025Applicants: Soochow University, Suzhou Shuda Innovation Medical Technology Co., Ltd.Inventors: Min Fei, Yingchao Wu, Weiwei Li, Yifeng Cao, Kaiye Lu, Waner Yan, Zhaoqin Fei, Dongning Zhu, Lijun Lu
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Publication number: 20240090151Abstract: A method for making a cover plate, a cover plate and an electronic device. The method for making the cover plate includes: disposing a light-shielding material on a periphery of a first light-transmitting material and a periphery of a second light-transmitting material; squeezing the first light-transmitting material, the second light-transmitting material and the light-shielding material to obtain a composite rod material; and treating the composite rod material to obtain the cover plate.Type: ApplicationFiled: November 21, 2023Publication date: March 14, 2024Applicant: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.Inventors: Feng XU, Zimei YANG, Zhongzhi TANG, Jianwen LIN, Yingchao WU
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Patent number: 11043945Abstract: A capacitance-variable pressure sensor is disclosed. The capacitance-variable pressure sensor includes a double layer flexible circuit board, a multi-layer ceramic capacitor, and a soft conductive pad. The multi-layer ceramic capacitor is positioned in adjacent to the soft conductive pad. The double layer flexible circuit board is configured with a through hole or a notch, and is positioned between the multi-layer ceramic capacitor and the soft conductive pad. The multi-layer ceramic capacitor is positioned above the through hole or notch, and the soft conductive pad is positioned under the through hole or notch. The multi-layer ceramic capacitor includes a first member and a second member. The first member includes an external electrode or a plurality of external electrodes. The second member includes a ceramic dielectric, and a plurality of internal electrode layers disposed inside the ceramic dielectric. Each external electrode is connected to internal electrode layers.Type: GrantFiled: March 22, 2019Date of Patent: June 22, 2021Inventors: Yingchao Wu, Song Chen, Hang Luo
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Patent number: 10971311Abstract: A variable capacitor is disclosed. The variable capacitor includes a multi-layer ceramic capacitor member, and a capacitance varying mechanism. The multi-layer ceramic capacitor member includes one or two external electrode(s), a ceramic dielectric, and a plurality of electrode layers positioned inside the ceramic dielectric. The capacitance varying mechanism includes an electrical conductor positioned aside and approximate to the ceramic dielectric. The electrical conductor is deformable responsive to a pressure applied thereon, and an area of the electrical conductor in contact with the ceramic dielectric varies in accordance with the pressure, thus varying a capacitance value between the external electrode(s) and the electrical conductor. In general, the external electrode(s) of the multi-layer ceramic capacitor member serve(s) as fixed electrode(s) of the variable capacitor.Type: GrantFiled: March 22, 2019Date of Patent: April 6, 2021Inventors: Yingchao Wu, Song Chen, Hang Luo
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Publication number: 20200303128Abstract: A variable capacitor is disclosed. The variable capacitor includes a multi-layer ceramic capacitor member, and a capacitance varying mechanism. The multi-layer ceramic capacitor member includes one or two external electrode(s), a ceramic dielectric, and a plurality of electrode layers positioned inside the ceramic dielectric. The capacitance varying mechanism includes an electrical conductor positioned aside and approximate to the ceramic dielectric. The electrical conductor is deformable responsive to a pressure applied thereon, and an area of the electrical conductor in contact with the ceramic dielectric varies in accordance with the pressure, thus varying a capacitance value between the external electrode(s) and the electrical conductor. In general, the external electrode(s) of the multi-layer ceramic capacitor member serve(s) as fixed electrode(s) of the variable capacitor.Type: ApplicationFiled: March 22, 2019Publication date: September 24, 2020Inventors: Yingchao WU, Song CHEN, Hang LUO
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Publication number: 20200304123Abstract: A capacitance-variable pressure sensor is disclosed. The capacitance-variable pressure sensor includes a double layer flexible circuit board, a multi-layer ceramic capacitor, and a soft conductive pad. The multi-layer ceramic capacitor is positioned in adjacent to the soft conductive pad. The double layer flexible circuit board is configured with a through hole or a notch, and is positioned between the multi-layer ceramic capacitor and the soft conductive pad. The multi-layer ceramic capacitor is positioned above the through hole or notch, and the soft conductive pad is positioned under the through hole or notch. The multi-layer ceramic capacitor includes a first member and a second member. The first member includes an external electrode or a plurality of external electrodes. The second member includes a ceramic dielectric, and a plurality of internal electrode layers disposed inside the ceramic dielectric. Each external electrode is connected to internal electrode layers.Type: ApplicationFiled: March 22, 2019Publication date: September 24, 2020Inventors: Yingchao Wu, Song Chen, Hang Luo
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Patent number: 10276935Abstract: A method for fabricating an electromagnetic induction digitizer antenna board that includes the steps of: a. preparing a substrate that is convenient for being holed; b. providing a consecutive wire leading-out terminal at one side of the substrate; c. moving the substrate relative to the consecutive wire leading-out terminal along with a predetermined track of the electromagnetic induction coil of the induction digitizer antenna board, so that the consecutive wire leading-out terminal gets in surface-contact with the substrate, and configures the electromagnetic induction coil on the substrate; d. binding the conductive wire of the electromagnetic induction coil with the substrate at every predetermined interval.Type: GrantFiled: November 3, 2016Date of Patent: April 30, 2019Inventors: Yingchao Wu, Song Chen, Hang Luo
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Publication number: 20180123246Abstract: The present invention discloses provides a method for fabricating an electromagnetic induction digitizer antenna board. The present invention is featured with advantages of low cost, satisfactory consistency of the product quality, high production yield, simplified process, and using well-developed equipment. The method includes the steps of: a. preparing a substrate that is convenient for being holed; b. providing a consecutive wire leading-out terminal at one side of the substrate; c. moving the substrate relative to the consecutive wire leading-out terminal along with a predetermined track of the electromagnetic induction coil of the induction digitizer antenna board, so that the consecutive wire leading-out terminal gets in surface-contact with the substrate, and configures the electromagnetic induction coil on the substrate; d. binding the conductive wire of the electromagnetic induction coil with the substrate at every predetermined interval.Type: ApplicationFiled: November 3, 2016Publication date: May 3, 2018Inventors: Yingchao WU, Song CHEN, Hang LUO
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Patent number: 8229225Abstract: A method for handwriting input includes recognizing a first character inputted by handwriting; providing a plurality of recognition results each with a code based on the recognition of the first character; recognizing a second character inputted by handwriting; and determining the first character based on the recognition of the second character. A handwriting input system for carrying out the method is also provided.Type: GrantFiled: May 6, 2008Date of Patent: July 24, 2012Inventor: Yingchao Wu
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Publication number: 20090279782Abstract: A method for handwriting input includes recognizing a first character inputted by handwriting; providing a plurality of recognition results each with a code based on the recognition of the first character; recognizing a second character inputted by handwriting; and determining the first character based on the recognition of the second character. A handwriting input system for carrying out the method is also provided.Type: ApplicationFiled: May 6, 2008Publication date: November 12, 2009Inventor: Yingchao Wu
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Publication number: 20080297175Abstract: Apparatus and method for measuring the capacitance to ground of a conductor are disclosed. The apparatus includes at least three switching elements, a voltage measurement circuit, and a controller. Two terminals of a first switching element are connected respectively to a distal terminal of a sample capacitor and a first voltage. Two terminals of a second switching element are connected respectively to a proximal terminal of the sample capacitor and a second voltage. Two terminals of a third switching element are connected respectively to the proximal terminal and the first voltage. The proximal terminal is directly electrically connected to one conductor end. The conductor has an unknown capacitance to ground representative of an object to be sensed. The change in the capacitance of the unknown capacitance capacitor can be determined and a proximity or contact of the object can thus be sensed by using the above apparatus and method.Type: ApplicationFiled: May 18, 2008Publication date: December 4, 2008Inventor: Yingchao WU