Patents by Inventor Chun-Yu Shen
Chun-Yu Shen 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: 20250129912Abstract: A projector device including a device body, a first heat dissipation component, a second heat dissipation component, a third heat dissipation component, and a heat dissipation fan. The device body includes a light emitting element, a wavelength conversion element, a light valve, and a projection lens. The first heat dissipation component, the second heat dissipation component, and the third heat dissipation component are connected to the light emitting element, the light valve, and the wavelength conversion element. The heat dissipation fan has an air outlet surface and is adapted to provide a heat dissipation airflow. The air outlet surface faces at least one of the first heat dissipation component, the second heat dissipation component, and the third heat dissipation component. The first heat dissipation component, the second heat dissipation component and the third heat dissipation component are all located on at least one flow path of the heat dissipation airflow.Type: ApplicationFiled: October 1, 2024Publication date: April 24, 2025Applicant: Qisda CorporationInventors: Hsin-Liang Chen, Chun Ming Shen, Chien Yu Shih
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Publication number: 20250089277Abstract: Semiconductor structures and methods are provided. An exemplary method includes depositing forming a first metal-insulator-metal (MIM) capacitor over a substrate and forming a second MIM capacitor over the first MIM capacitor. The forming of the first MIM capacitor includes forming a first conductor plate over a substrate, the first conductor plate comprising a first metal element, conformally depositing a first dielectric layer on the first conductor plate, the first dielectric layer comprising the first metal element, forming a first high-K dielectric layer on the first dielectric layer, conformally depositing a second dielectric layer on the first high-K dielectric layer, the second dielectric layer comprising a second metal element, and forming a second conductor plate over the second dielectric layer, the second conductor plate comprises the second metal element.Type: ApplicationFiled: November 30, 2023Publication date: March 13, 2025Inventors: Chia-Yueh Chou, Hsiang-Ku Shen, Chen-Chiu Huang, Dian-Hau Chen, Cheng-Hao Hou, Kun-Yu Lee, Ming-Ho Lin, Alvin Universe Tang, Chun-Hsiu Chiang
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Publication number: 20250063778Abstract: A method includes removing a first dummy gate stack and a second dummy gate stack to form a first trench and a second trench. The first dummy gate stack and the second dummy gate stack are in a first device region and a second device region, respectively. The method further includes depositing a first gate dielectric layer and a second gate dielectric layer extending into the first trench and the second trench, respectively, forming a fluorine-containing layer comprising a first portion over the first gate dielectric layer, and a second portion over the second gate dielectric layer, removing the second portion, performing an annealing process to diffuse fluorine in the first portion into the first gate dielectric layer, and at a time after the annealing process, forming a first work-function layer and a second work-function layer over the first gate dielectric layer and the second gate dielectric layer, respectively.Type: ApplicationFiled: October 31, 2024Publication date: February 20, 2025Inventors: Hsin-Yi Lee, Weng Chang, Hsiang-Pi Chang, Huang-Lin Chao, Chung-Liang Cheng, Chi On Chui, Kun-Yu Lee, Tzer-Min Shen, Yen-Tien Tung, Chun-I Wu
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Patent number: 8580164Abstract: A method of manufacturing a mold includes following steps. Providing a solution, which includes a solvent, a solute and a plurality of nanoparticles. Providing a first substrate. Spin coating the solution on the first substrate, and then vaporizing the solvent to form a first mold on the first substrate. Thus, an upper surface of the first mold has a plurality of first porous structures. The present invention further includes forming an optical film having protrusion patterns with the aforementioned mold.Type: GrantFiled: May 5, 2011Date of Patent: November 12, 2013Assignee: Chunghwa Picture Tubes, Ltd.Inventors: Chun-Yu Shen, Sheng-Fa Liu, Yu-Hsien Chen, Huai-An Li, Bao-Sian Ciou
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Patent number: 8300187Abstract: A reflective liquid crystal display device includes a first substrate, a second substrate, a liquid crystal layer, a first alignment layer, and a second alignment layer. The first substrate and the second substrate are disposed oppositely to each other. The liquid crystal layer is disposed between the first substrate and the second substrate. The liquid crystal layer includes a plurality of liquid crystal molecules for reflecting light within a wavelength range and allowing light beyond the wavelength range to pass through. The second alignment layer is disposed on an inner side of the first substrate facing the second substrate, and the second alignment layer is employed to absorb the light passing through the liquid crystal layer and align the liquid crystal molecules.Type: GrantFiled: March 29, 2011Date of Patent: October 30, 2012Assignee: Chunghwa Picture Tubes, Ltd.Inventors: Sheng-Fa Liu, Yu-Hsien Chen, Bao-Sian Ciou, Chun-Yu Shen, Huai-An Li
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Publication number: 20120242921Abstract: A thin film transistor (TFT) array substrate includes a substrate and a pixel array. The pixel array is disposed on the substrate and includes a plurality of transistors and a plurality of reflective electrodes. Each transistor includes a gate, a drain, a source, and a channel layer. In each transistor, the channel layer is located between the gate and the drain, and between the gate and the source. The channel layer is partially overlapped with the gate, the drain and the source. The reflective electrodes are electrically connected to the drains respectively. Each reflective electrode includes a plurality of dyeing particles and a conductive layer. The dyeing particles are distributed in the conductive layer.Type: ApplicationFiled: August 4, 2011Publication date: September 27, 2012Applicant: CHUNGHWA PICTURE TUBES, LTD.Inventors: CHUN-YU SHEN, SHENG-FA LIU, YU-HSIEN CHEN, HUAI-AN LI, BAO-SIAN CIOU
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Publication number: 20120211908Abstract: A method of manufacturing a mold includes following steps. Providing a solution, which includes a solvent, a solute and a plurality of nanoparticles. Providing a first substrate. Spin coating the solution on the first substrate, and then vaporizing the solvent to form a first mold on the first substrate. Thus, an upper surface of the first mold has a plurality of first porous structures. The present invention further includes forming an optical film having protrusion patterns with the aforementioned mold.Type: ApplicationFiled: May 5, 2011Publication date: August 23, 2012Inventors: Chun-Yu Shen, Sheng-Fa Liu, Yu-Hsien Chen, Huai-An Li, Bao-Sian Ciou
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Publication number: 20120212695Abstract: A reflective liquid crystal display device includes a first substrate, a second substrate, a liquid crystal layer, a first alignment layer, and a second alignment layer. The first substrate and the second substrate are disposed oppositely to each other. The liquid crystal layer is disposed between the first substrate and the second substrate. The liquid crystal layer includes a plurality of liquid crystal molecules for reflecting light within a wavelength range and allowing light beyond the wavelength range to pass through. The second alignment layer is disposed on an inner side of the first substrate facing the second substrate, and the second alignment layer is employed to absorb the light passing through the liquid crystal layer and align the liquid crystal molecules.Type: ApplicationFiled: March 29, 2011Publication date: August 23, 2012Inventors: Sheng-Fa Liu, Yu-Hsien Chen, Bao-Sian Ciou, Chun-Yu Shen, Huai-An Li
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Publication number: 20120178275Abstract: A power connector includes an insulative housing, a power contact and a switch retained to the insulative housing. The insulative housing has a front surface, a first cavity and a second cavity recessed from the front surface. The power contact has a mating portion protruding into the first cavity. The switch has a button received in the second cavity and a connecting contact engaging with the button. The button has a lever protruding inwardly from an inner side thereof. The lever defines a through hole, and the connecting contact extends through the through hole and moves in the through hole in a pressing process of the button to make the connecting contact electrically connect or disconnect with the power contact.Type: ApplicationFiled: July 25, 2011Publication date: July 12, 2012Inventors: Chun-Yu Shen, Jia-Yong He, Zhong-Hua Yao
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Publication number: 20120133625Abstract: A method for driving a cholesteric liquid crystal display device is disclosed. The cholesteric liquid crystal display device includes a plurality of pixels. The method includes steps below. In a first duration, a first square wave is provided for the pixels. The first square wave has an amplitude of a first value. In a second duration, a second square wave is provided for each one of the pixels according to a required gray level of each one of the pixels. The second square wave has an amplitude of a second value. The second value is different from the first value. The first square wave and the second square wave are continuously provided. The method for driving the cholesteric liquid crystal display device according to the present invention is capable of displaying a motion picture and decreasing driving voltages.Type: ApplicationFiled: March 18, 2011Publication date: May 31, 2012Applicant: CHUNGHWA PICTURE TUBES, LTD.Inventors: Bao-Sian Ciou, Sheng-fa Liu, Yu-hsien Chen, Huai-an Li, Chun-yu Shen