Patents by Inventor Yu-Chieh TU
Yu-Chieh TU 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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Patent number: 11990493Abstract: An image sensor device is provided. The image sensor device includes a semiconductor substrate having a front surface, a back surface opposite to the front surface, and a light-sensing region close to the front surface. The image sensor device includes an insulating layer covering the back surface and extending into the semiconductor substrate. The protection layer has a first refractive index, and the first refractive index is less than a second refractive index of the semiconductor substrate and greater than a third refractive index of the insulating layer, and the protection layer conformally and continuously covers the back surface and extends into the semiconductor substrate. The image sensor device includes a reflective structure surrounded by insulating layer in the semiconductor substrate.Type: GrantFiled: May 18, 2022Date of Patent: May 21, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Chun-Chieh Fang, Ming-Chi Wu, Ji-Heng Jiang, Chi-Yuan Wen, Chien-Nan Tu, Yu-Lung Yeh, Shih-Shiung Chen, Kun-Yu Lin
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Patent number: 11145804Abstract: An input device includes a substrate structure, a conductive adhesive layer, and a piezoelectric structure. The conductive adhesive layer is disposed over the substrate structure. The conductive adhesive layer includes an adhesive portion and a plurality of metal particles, and the plurality of metal particles are substantially aligned in a first direction. The piezoelectric structure is disposed over the conductive adhesive layer. The piezoelectric structure extends in a second direction that is perpendicular to the first direction.Type: GrantFiled: August 12, 2018Date of Patent: October 12, 2021Assignees: Interface Technology (ChengDu) Co., Ltd., Interface Optoelectronics (ShenZhen) Co., Ltd., General Interface Solution LimitedInventor: Yu-Chieh Tu
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Patent number: 11104584Abstract: A method for making an oil- and water-resistant nanocomposite material includes preparing F-doped TiO2 nanorods, dispersing the F-doped TiO2 nanorods into a transparent adhesive to obtain a nanocomposite adhesive, and treating a surface of the nanocomposite adhesive to roughen the surface and expose some of the F-doped TiO2 nanorods. A transparent nanocomposite material suitable for use as transparent packaging for example is thereby obtained. The present disclosure also provides the nanocomposite material, and an encapsulating structure using the nanocomposite material.Type: GrantFiled: June 17, 2019Date of Patent: August 31, 2021Assignees: Interface Technology (ChengDu) Co., Ltd., INTERFACE OPTOELECTRONICS (SHENZHEN) CO., LTD., GENERAL INTERFACE SOLUTION LIMITEDInventor: Yu-Chieh Tu
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Patent number: 11029274Abstract: The invention provides a humidity sensor and a manufacturing method thereof. The humidity sensor comprises a substrate, an electrode structure, and a humidity sensing structure. The electrode structure is disposed on the substrate. The humidity sensing structure is disposed on the electrode structure. The humidity sensing structure includes a first humidity sensing layer and a second humidity sensing layer. The first humidity sensing layer is in direct contact with the electrode structure and has a first oxygen vacancy number. The second humidity sensing layer is disposed on the first humidity sensing layer and has a second oxygen vacancy number. The second oxygen vacancy number is greater than the first oxygen vacancy number.Type: GrantFiled: November 22, 2019Date of Patent: June 8, 2021Assignees: Interface Technology (ChengDu) Co., Ltd., Interface Optoelectronics (ShenZhen) Co., Ltd., General Interface Solution LimitedInventor: Yu-Chieh Tu
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Publication number: 20210063338Abstract: The invention provides a humidity sensor and a manufacturing method thereof. The humidity sensor comprises a substrate, an electrode structure, and a humidity sensing structure. The electrode structure is disposed on the substrate. The humidity sensing structure is disposed on the electrode structure. The humidity sensing structure includes a first humidity sensing layer and a second humidity sensing layer. The first humidity sensing layer is in direct contact with the electrode structure and has a first oxygen vacancy number. The second humidity sensing layer is disposed on the first humidity sensing layer and has a second oxygen vacancy number. The second oxygen vacancy number is greater than the first oxygen vacancy number.Type: ApplicationFiled: November 22, 2019Publication date: March 4, 2021Inventor: Yu-Chieh TU
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Publication number: 20200325033Abstract: A method for making an oil- and water-resistant nanocomposite material includes preparing F-doped TiO2 nanorods, dispersing the F-doped TiO2 nanorods into a transparent adhesive to obtain a nanocomposite adhesive, and treating a surface of the nanocomposite adhesive to roughen the surface and expose some of the F-doped TiO2 nanorods. A transparent nanocomposite material suitable for use as transparent packaging for example is thereby obtained. The present disclosure also provides the nanocomposite material, and an encapsulating structure using the nanocomposite material.Type: ApplicationFiled: June 17, 2019Publication date: October 15, 2020Inventor: YU-CHIEH TU
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Publication number: 20200291275Abstract: A method for preparing an opaque adhesive comprising adding a titanium dioxide nanoparticle or a quantum dot to a matrix of a binder. The titanium dioxide nanoparticle is spherical or rod-shaped. The process exhibits superior thermal and chemical stability. The non-transparent adhesive incorporates TiO2 nanoparticles or a quantum dots into an adhesive matrix to form a chromatic composite adhesive, wherein the TiO2 nanoparticle is rod-shape or sphere-shape.Type: ApplicationFiled: April 12, 2019Publication date: September 17, 2020Inventors: YU-CHIEH TU, SHENG-CHUN CHUANG
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Patent number: 10642363Abstract: A tactile feedback module not subject to a failure in function because of high-voltage arcing includes a circuit board and a piezoelectric unit. The circuit board includes spaced first connecting pad and second connecting pad. The piezoelectric unit includes a piezoelectric layer, a first electrode, and a second electrode. The piezoelectric layer is adjacent to the circuit board, and the first electrode and the second electrode are insulated from each other. A first voltage is applied to the first electrode and a second voltage different from the first voltage is applied to the second electrode, the piezoelectric layer generates a tactile feedback based on a voltage difference between the voltages. The disclosure also provides a method for making the tactile feedback module and a touch device.Type: GrantFiled: March 29, 2019Date of Patent: May 5, 2020Assignees: Interface Technology (ChenDu) Co., Ltd., INTERFACE OPTOELECTRONICS (SHENZHEN) CO., LTD., GENERAL INTERFACE SOLUTION LIMITEDInventors: Yu-Chieh Tu, Yi-Ting Wu
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Patent number: 10631400Abstract: A strain gauge driving piezoelectric device is disclosed. A piezoelectric element is arranged between a plurality of layers of first strain gauges correspondingly spaced from each other and a plurality of layers of second strain gauges correspondingly spaced from each other. The first strain gauges and the second strain gauges are arranged on different layers of the flexible circuit board. The first strain gauges and the second strain gauges generate a driving voltage according to variations of resistance values of the first strain gauges and the second strain gauges when a stress is applied to the flexible circuit board, and the driving voltage induces the piezoelectric effect of the piezoelectric element and then drives the piezoelectric element to generate an output voltage for haptic feedback.Type: GrantFiled: March 13, 2019Date of Patent: April 21, 2020Assignees: Interface Technology (Chengdu) Co., Ltd., Interface Optoelectronics (Shenzhen) Co., Ltd., General Interface Solution LimitedInventors: Pei-Jung Tsai, Yu-Chieh Tu
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Publication number: 20190393402Abstract: An input device includes a substrate structure, a conductive adhesive layer, and a piezoelectric structure. The conductive adhesive layer is disposed over the substrate structure. The conductive adhesive layer includes an adhesive portion and a plurality of metal particles, and the plurality of metal particles are substantially aligned in a first direction. The piezoelectric structure is disposed over the conductive adhesive layer. The piezoelectric structure extends in a second direction that is perpendicular to the first direction.Type: ApplicationFiled: August 12, 2018Publication date: December 26, 2019Inventor: Yu-Chieh TU
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Patent number: D1027131Type: GrantFiled: August 29, 2022Date of Patent: May 14, 2024Assignee: GLOBE UNION INDUSTRIAL CORP.Inventors: Yu-Chien Yang, Yi-Shan Chiang, Ya-Chieh Lai, Chun-Yi Tu, Wei-Jen Chen, Tun-Yao Tsai
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Patent number: D1029196Type: GrantFiled: August 25, 2022Date of Patent: May 28, 2024Assignee: Globe Union Industrial Corp.Inventors: Yu-Chien Yang, Yi-Shan Chiang, Ya-Chieh Lai, Chun-Yi Tu, Wei-Jen Chen, Tun-Yao Tsai
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Patent number: D1029202Type: GrantFiled: August 25, 2022Date of Patent: May 28, 2024Assignee: Globe Union Industrial Corp.Inventors: Yu-Chien Yang, Yi-Shan Chiang, Ya-Chieh Lai, Chun-Yi Tu, Wei-Jen Chen, Tun-Yao Tsai
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Patent number: D1029204Type: GrantFiled: August 25, 2022Date of Patent: May 28, 2024Assignee: Globe Union Industrial Corp.Inventors: Yu-Chien Yang, Yi-Shan Chiang, Ya-Chieh Lai, Chun-Yi Tu, Wei-Jen Chen, Tun-Yao Tsai