Patents by Inventor Chung-Jen Chung
Chung-Jen Chung 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: 11929730Abstract: An acoustic wave element includes: a substrate; a bonding structure on the substrate; a support layer on the bonding structure; a first electrode including a lower surface on the support layer; a cavity positioned between the support layer and the first electrode and exposing a lower surface of the first electrode; a piezoelectric layer on the first electrode; and a second electrode on the piezoelectric layer, wherein at least one of the first electrode and the second electrode includes a first layer and a second layer that the first layer has a first acoustic impedance and a first electrical impedance, the second layer has a second acoustic impedance and a second electrical impedance, wherein the first acoustic impedance is higher than the second acoustic impedance, and the second electrical impedance is lower than the first electrical impedance.Type: GrantFiled: February 10, 2021Date of Patent: March 12, 2024Assignee: EPISTAR CORPORATIONInventors: Ta-Cheng Hsu, Wei-Shou Chen, Chun-Yi Lin, Chung-Jen Chung, Wei-Tsuen Ye, Wei-Ching Guo
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Patent number: 11644905Abstract: A keyboard module, adapted to an electronic device, is provided. The keyboard module includes a bottom plate, a flexible circuit layer, a first key structure and a second key structure. The bottom plate includes a first area and a second area. The flexible circuit layer covers the first area and the second area. A first key structure is arranged at the position of the flexible circuit layer corresponding to the first area. A second key structure is arranged at the position of the flexible circuit layer corresponding to the second area. The height of the first key structure is greater than the height of the second key structure. An electronic device with the keyboard module is also provided.Type: GrantFiled: September 14, 2021Date of Patent: May 9, 2023Assignee: ASUSTEK COMPUTER INC.Inventors: Chung-Jen Chung, Sheng-Ta Lin, Chin-Chung Lai
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Publication number: 20220393659Abstract: An acoustic wave device includes: a substrate; a first electrode on the substrate; a piezoelectric layer on the first electrode; and a second electrode on the piezoelectric layer. A bonding interface is located between the substrate and the first electrode. The full width at half maximum (FWHM) in the X-ray diffraction pattern of the crystal plane <002> of the piezoelectric layer is between 10 arc-sec and 3600 arc-sec.Type: ApplicationFiled: June 2, 2022Publication date: December 8, 2022Inventors: TA-CHENG HSU, WEI-SHOU CHEN, CHUNG-JEN CHUNG, CHENG-TSE CHOU, TIEN-YU WANG, CHUN-YI LIN, YU-JIUN SHEN, WEI-CHING GUO
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Publication number: 20220083152Abstract: A keyboard module, adapted to an electronic device, is provided. The keyboard module includes a bottom plate, a flexible circuit layer, a first key structure and a second key structure. The bottom plate includes a first area and a second area. The flexible circuit layer covers the first area and the second area. A first key structure is arranged at the position of the flexible circuit layer corresponding to the first area. A second key structure is arranged at the position of the flexible circuit layer corresponding to the second area. The height of the first key structure is greater than the height of the second key structure. An electronic device with the keyboard module is also provided.Type: ApplicationFiled: September 14, 2021Publication date: March 17, 2022Inventors: Chung-Jen CHUNG, Sheng-Ta LIN, Chin-Chung LAI
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Publication number: 20210351761Abstract: A method for forming an acoustic wave device, including steps of: forming an acoustic wave sensing part and an acoustic wave reflecting part, wherein the step of forming the acoustic wave sensing part includes: providing a first substrate, forming a sensing layer on the first substrate, forming a bottom electrode on a side of the sensing layer, and forming a filling layer on the sensing layer and the bottom electrode; and wherein the step of forming the acoustic wave reflecting part includes: providing a second substrate, forming a reflecting element on the second substrate, and forming a cover layer on the reflecting element; joining the acoustic wave sensing part and the acoustic wave reflecting part; removing the first substrate; and forming a top electrode on another side of the sensing layer, wherein the bottom electrode, the top electrode and the reflecting element are arranged correspondingly to each other.Type: ApplicationFiled: May 5, 2021Publication date: November 11, 2021Inventors: Wei-Tsuen YE, Ta-Cheng HSU, Wei-Shou CHEN, Chung-Jen CHUNG
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Publication number: 20210281237Abstract: An acoustic wave device, includes piezoelectric layer having an upper piezoelectric surface and a lower piezoelectric surface; an upper electrode formed on the upper piezoelectric surface; a lower electrode; a support layer including a non-monocrystalline insulating material; and a lower cover, wherein the lower electrode and the support layer formed between the lower cover and the lower piezoelectric surface.Type: ApplicationFiled: March 5, 2021Publication date: September 9, 2021Inventors: TA-CHENG HSU, WEI-SHOU CHEN, CHUNG-JEN CHUNG, CHIA-MIN CHANG
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Publication number: 20210257986Abstract: An acoustic wave element includes: a substrate; a bonding structure on the substrate; a support layer on the bonding structure; a first electrode including a lower surface on the support layer; a cavity positioned between the support layer and the first electrode and exposing a lower surface of the first electrode; a piezoelectric layer on the first electrode; and a second electrode on the piezoelectric layer, wherein at least one of the first electrode and the second electrode includes a first layer and a second layer that the first layer has a first acoustic impedance and a first electrical impedance, the second layer has a second acoustic impedance and a second electrical impedance, wherein the first acoustic impedance is higher than the second acoustic impedance, and the second electrical impedance is lower than the first electrical impedance.Type: ApplicationFiled: February 10, 2021Publication date: August 19, 2021Inventors: Ta-Cheng HSU, Wei-Shou CHEN, Chun-Yi LIN, Chung-Jen CHUNG, Wei-Tsuen YE, Wei-Ching GUO
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Patent number: 10981139Abstract: A semiconductor quantum dot is provided with a non-metallic substrate, and has a particle size ranged from 0.3 to 100 nm. A method of carrying out a chemical reaction or a photoluminescence reaction by using the semiconductor quantum dot is also provided. A redox reaction of a target sample is carried out, an active substance is generated, or an electron-hole pair is produced from the semiconductor quantum dot by providing the semiconductor quantum dot with a predetermined energy. Photons are released by the combination of the electron-hole pair so as to perform the photoluminescence reaction.Type: GrantFiled: September 17, 2019Date of Patent: April 20, 2021Assignees: NATIONAL CHENG KUNG UNIVERSITY, NATIONAL CHENG KUNG UNIVERSITY HOSPITALInventors: Wei-lun Huang, Wu-chou Su, Hai-wen Chen, Te-fu Yeh, Hsisheng Teng, Chung-jen Chung
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Patent number: 10978269Abstract: A sample chip for electron microscope includes a first substrate having a film layer, a buffer layer, and a body layer, a spacing layer positioned below the first substrate, and a second substrate positioned below the spacing layer. The buffer layer is positioned on the film layer and has a buffer opening corresponding to an area of the film layer, the body layer is positioned on the buffer layer and has a body opening corresponding to the buffer opening of the buffer layer to expose the area of the film layer corresponding to the buffer opening, the body layer has a thickness of 10 ?m-800 ?m, and etching properties of the film layer, the buffer layer, and the body layer are different. A specimen accommodating space is defined in the spacing layer to correspond to the area of the film layer corresponding to the buffer opening.Type: GrantFiled: November 27, 2018Date of Patent: April 13, 2021Assignee: NATIONAL CHENG KUNG UNIVERSITYInventors: Po Tsung Hsieh, Chung Jen Chung, Shih Wen Tseng, Chiu Hua Huang, Tzu Hsin Chen, Ya Wen Tsai
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Publication number: 20200009526Abstract: A semiconductor quantum dot is provided with a non-metallic substrate, and has a particle size ranged from 0.3 to 100 nm. A method of carrying out a chemical reaction or a photoluminescence reaction by using the semiconductor quantum dot is also provided. A redox reaction of a target sample is carried out, an active substance is generated, or an electron-hole pair is produced from the semiconductor quantum dot by providing the semiconductor quantum dot with a predetermined energy. Photons are released by the combination of the electron-hole pair so as to perform the photoluminescence reaction.Type: ApplicationFiled: September 17, 2019Publication date: January 9, 2020Inventors: Wei-lun HUANG, Wu-chou SU, Hai-wen CHEN, Te-fu YEH, Hsisheng TENG, Chung-jen CHUNG
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Publication number: 20190272972Abstract: A sample chip for electron microscope includes a first substrate having a film layer, a buffer layer, and a body layer, a spacing layer positioned below the first substrate, and a second substrate positioned below the spacing layer. The buffer layer is positioned on the film layer and has a buffer opening corresponding to an area of the film layer, the body layer is positioned on the buffer layer and has a body opening corresponding to the buffer opening of the buffer layer to expose the area of the film layer corresponding to the buffer opening, the body layer has a thickness of 10 ?m-800 ?m, and etching properties of the film layer, the buffer layer, and the body layer are different. A specimen accommodating space is defined in the spacing layer to correspond to the area of the film layer corresponding to the buffer opening.Type: ApplicationFiled: November 27, 2018Publication date: September 5, 2019Inventors: Po Tsung Hsieh, Chung Jen Chung, Shih Wen Tseng, Chiu Hua Huang, Tzu Hsin Chen, Ya Wen Tsai
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Patent number: 10394286Abstract: The disclosure provides a portable electronic device, including a main body, a side cover, a decorative plate, and an elastic element. The side cover is pivotally disposed on a side edge of the main body. The side cover is movable between a first position and a second position relative to the main body. The side cover abuts against the main body when in the first position. The side cover forms an angle with the main body when in the second position. The decorative plate includes a first edge, a second edge, and a third edge. The first edge is pivotally disposed on the side cover. The second edge abuts against the main body when the side cover is in the first position. The second edge is separate from the main body and the third edge abuts against the main body when the side cover is in the second position. The elastic element is disposed at the second edge. The elastic element supports the decorative plate when the side cover is in the second position.Type: GrantFiled: October 9, 2018Date of Patent: August 27, 2019Assignee: ASUSTEK COMPUTER INC.Inventors: Tzu-Jen Mao, Lian-Tien Ke, Chung-Jen Chung, Tsung-Ju Chiang, Yi-Chung Chiu, Wen-Ting Yu, Chi-Chao Hsu, Jui-Cheng Chien
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Publication number: 20190164720Abstract: A liquid sample carrier includes a first base that includes a first carrying portion having a first sample holding surface, and a second base that is connectable to the first base and that includes a second carrying portion, a support layer, and a second sample holding surface. The second carrying portion is stackable on the first carrying portion, and has a surrounding wall defining a through hole. The support layer is connected to the second carrying portion and has a window area corresponding to the through hole, and a peripheral area surrounding the window area. The second sample holding surface is connected to the support layer. A sample receiving area is formed between the first and second sample holding surfaces.Type: ApplicationFiled: November 30, 2017Publication date: May 30, 2019Inventors: Po-Tsung Hsieh, Chung-Jen Chung, Shih-Wen Tseng, Tzu-Ting Tsai, Chih-Chien Lin, Wen-Kuei Chuang
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Publication number: 20190121400Abstract: The disclosure provides a portable electronic device, including a main body, a side cover, a decorative plate, and an elastic element. The side cover is pivotally disposed on a side edge of the main body. The side cover is movable between a first position and a second position relative to the main body. The side cover abuts against the main body when in the first position. The side cover forms an angle with the main body when in the second position. The decorative plate includes a first edge, a second edge, and a third edge. The first edge is pivotally disposed on the side cover. The second edge abuts against the main body when the side cover is in the first position. The second edge is separate from the main body and the third edge abuts against the main body when the side cover is in the second position. The elastic element is disposed at the second edge. The elastic element supports the decorative plate when the side cover is in the second position.Type: ApplicationFiled: October 9, 2018Publication date: April 25, 2019Inventors: Tzu-Jen Mao, Lian-Tien Ke, Chung-Jen Chung, Tsung-Ju Chiang, Yi-Chung Chiu, Wen-Ting Yu, Chi-Chao Hsu, Jui-Cheng Chien
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Patent number: 10175411Abstract: A protective cover adaptive to an electronic device is provided. The protective cover comprises a connecting portion, a cover body and a light guide plate. A side of the cover body is connected to the connecting portion and is movable relative to the connecting portion. The light guide plate includes a light input surface, an attachment surface, and a light output surface. The light input surface and the attachment surface are opposite to each other. The light guide plate is connected to the cover body via the attachment surface and light from a light source is transmitted through the light input surface and output from the light output surface.Type: GrantFiled: June 22, 2017Date of Patent: January 8, 2019Assignee: ASUSTEK COMPUTER INC.Inventors: Wei-Hsiang Tang, Lian-Tien Ke, Chung-Jen Chung, Sheng-Chieh Huang, Tzu-Jen Mao
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Patent number: 10114410Abstract: A cover includes a first plate, a second plate, an input device, a connecting base and a plurality of fixing components. The cover can change between a plurality of states. The states of the cover are kept via the fixing components.Type: GrantFiled: April 18, 2017Date of Patent: October 30, 2018Assignee: ASUSTEK COMPUTER INC.Inventors: Chih-Teng Ke, Chung-Jen Chung, Sheng-Chieh Huang, Iven Benjamin Dieterle, Ying-Jing Chen, Hui-Chuan Ma
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Publication number: 20180003881Abstract: A protective cover adaptive to an electronic device is provided. The protective cover comprises a connecting portion, a cover body and a light guide plate. A side of the cover body is connected to the connecting portion and is movable relative to the connecting portion. The light guide plate includes a light input surface, an attachment surface, and a light output surface. The light input surface and the attachment surface are opposite to each other. The light guide plate is connected to the cover body via the attachment surface and light from a light source is transmitted through the light input surface and output from the light output surface.Type: ApplicationFiled: June 22, 2017Publication date: January 4, 2018Inventors: Wei-Hsiang Tang, Lian-Tien Ke, Chung-Jen Chung, Sheng-Chieh Huang, Tzu-Jen Mao
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Publication number: 20170322593Abstract: A cover includes a first plate, a second plate, an input device, a connecting base and a plurality of fixing components. The cover can change between a plurality of states. The states of the cover are kept via the fixing components.Type: ApplicationFiled: April 18, 2017Publication date: November 9, 2017Inventors: Chih-Teng Ke, Chung-Jen Chung, Sheng-Chieh Huang, Iven Benjamin Dieterle, Ying-Jing Chen, Hui-Chuan Ma
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Publication number: 20170269096Abstract: A reaction system comprises at least one additive and at least one reaction base-plane for augmenting chemical reaction, photoelectrochemical reaction, photochemical reaction or electrochemical reaction. The reaction system further comprises at least one reaction substrate carried out to the chemical reaction, the photoelectrochemical reaction, the photochemical reaction or the electrochemical reaction with the at least one additive and the at least one reaction base-plane. The at least one additive is a kind of reaction enhancer added in the reaction system to improve, augment or accumulate the effeteness of at least one reaction result.Type: ApplicationFiled: March 20, 2017Publication date: September 21, 2017Inventors: WEI-LUN HUANG, WU-CHOU SU, HAI-WEN CHEN, YU-MIN YEH, WEI-PANG CHUNG, TE-FU YEH, HSISHENG TENG, CHIAO-YI TENG, LIANG-CHE CHEN, CHUNG-JEN CHUNG
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Patent number: 9359210Abstract: A method for manufacturing a graphene layer includes performing a sputtering process to form a graphite layer on a substrate, and performing a lithography process on the graphite layer for thinning the graphite layer and thereafter making the graphite layer thinned to become a graphene layer.Type: GrantFiled: July 11, 2013Date of Patent: June 7, 2016Assignee: METAL INDUSTRIES RESEARCH & DEVELOPMENT CENTREInventors: Chia-Hung Huang, Sung-Mao Chiu, Chung-Jen Chung, Bo-Hsiung Wu