Patents by Inventor Ker-Yih Kao
Ker-Yih Kao 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: 12266852Abstract: An electronic device is provided. The electronic device includes a first substrate, an insulating layer, a first conductive layer and a second conductive layer. The insulating layer is overlapped with the first substrate. The second conductive layer contacts with the first conductive layer. The first conductive layer and the second conductive layer are disposed between the first substrate and the insulating layer. The second conductive layer is disposed between the first conductive layer and the insulating layer. Moreover, a thermal expansion coefficient of the second conductive layer is between a thermal expansion coefficient of the first conductive layer and a thermal expansion coefficient of the insulating layer.Type: GrantFiled: January 2, 2024Date of Patent: April 1, 2025Assignee: INNOLUX CORPORATIONInventors: Chia-Ping Tseng, Ker-Yih Kao, Chia-Chi Ho, Ming-Yen Weng, Hung-I Tseng, Shu-Ling Wu, Huei-Ying Chen
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Publication number: 20250105120Abstract: A manufacturing method of an electronic device having a through-hole substrate includes: irradiating a partial region on two opposite surfaces of a substrate with a laser; and performing a through-hole formation step on the partial region of the substrate. The through-hole formation step includes: performing an etching step to form opposite etching profiles in the partial region on the two opposite surfaces of the substrate; performing a buffer layer coating step to form a buffer layer on the two opposite surfaces of the substrate and the opposite etching profiles; and repeating the etching step and the buffer layer coating step until the opposite etching profiles form a through hole. An electronic device is also provided.Type: ApplicationFiled: August 23, 2024Publication date: March 27, 2025Applicant: Innolux CorporationInventors: Po-Yun Hsu, Ker-Yih Kao
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Publication number: 20250105130Abstract: An electronic device includes a substrate having opposite first and second surfaces and a through hole having an inner wall connected to the first and second surfaces, a buffer layer covering the first and second surfaces and the inner wall, a conductor disposed in the through hole, a first circuit structure disposed on the first surface, an electronic element disposed on the first circuit structure, and first connectors disposed on the second surface and electrically connected to the electronic element through the conductor and the first circuit structure. The through hole has a width W and a depth D, and W/D is greater than or equal to 0.01 and less than or equal to 0.5. A thickness T of the buffer layer is greater than or equal to 0.01 ?m and less than or equal to 10 ?m. A manufacturing method of an electronic device is also provided.Type: ApplicationFiled: August 19, 2024Publication date: March 27, 2025Applicant: Innolux CorporationInventors: Ker-Yih KAO, Po-Yun HSU
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Publication number: 20250106985Abstract: An electronic device having a central area and a peripheral area surrounding the central area is provided. The electronic device includes a substrate, a through hole, a buffer layer, a first circuit structure, an electronic component and a first pad. The substrate has a first surface and a second surface opposite to the first surface. The through hole penetrates through the substrate and has a first through hole and a second through hole. The buffer layer covers the first surface, the second surface, an inner wall of the first through hole and an inner wall of the second through hole. The first circuit structure is disposed on the first surface. The first through hole corresponds to the central area, the second through hole corresponds to the peripheral area, and a width of the second through hole is greater than a width of the first through hole.Type: ApplicationFiled: August 20, 2024Publication date: March 27, 2025Applicant: Innolux CorporationInventors: Ju-Li Wang, Po-Yun Hsu, Ker-Yih Kao
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Publication number: 20250098470Abstract: The disclosure provides a light emitting device including a substrate and a plurality of sub-pixels disposed on the substrate. The plurality of sub-pixels include a first sub-pixel of a first color, a second sub-pixel of a second color different from the first color, and a third sub-pixel of the second color, wherein the first sub-pixel is disposed adjacent to the second sub-pixel, and the first sub-pixel is disposed adjacent to the third sub-pixel, and wherein a width of the second sub-pixel along a first direction is different from a width of the third sub-pixel along the first direction.Type: ApplicationFiled: November 27, 2024Publication date: March 20, 2025Applicant: Innolux CorporationInventors: Li-Wei Mao, Ker-Yih Kao, Ming-Chia Shih
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Publication number: 20250046235Abstract: An electronic device including at least one light emitting chip, a circuit chip, and a base is provided. The base having a first surface, a second surface opposite to the first surface and at least one conductive via extending from the first surface to the second surface, the base is disposed between the at least one light emitting chip and the circuit chip, and the base is greater than one of the at least one light emitting chip in thickness. The circuit chip is electrically connected to the at least one light emitting chip through the at least one conductive via and configured to control the at least one light emitting chip.Type: ApplicationFiled: October 21, 2024Publication date: February 6, 2025Applicant: Innolux CorporationInventors: Ker-Yih Kao, Ming Chun Tseng, Liang-Lu Chen, Li-Wei Mao, Shun-Yuan Hu
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Publication number: 20250028497Abstract: A tiled electronic device includes a plurality of display panels, and at least one of the display panels includes a flexible substrate, a pixel, and two signal wires. The flexible substrate has a display portion and a bent portion connected to the display portion. The pixel is disposed on the display portion. The signal wires are disposed on the flexible substrate, and electrically connected to the pixel. Each of the signal wires has a first segment disposed on the display portion, and a second segment disposed on the bent portion. The two first sections have a first pitch, and the two second sections have a second pitch. The first pitch is different than the second pitch.Type: ApplicationFiled: October 4, 2024Publication date: January 23, 2025Inventors: Yi-Hua HSU, Ker-Yih KAO
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Publication number: 20250014913Abstract: An electronic device includes a wafer, a redistribution layer and a multi-layer insulating structure. The redistribution layer is disposed on the wafer. The multi-layer insulating structure is disposed between the wafer and the redistribution layer. The multi-layer insulating structure includes a first layer and a second layer. A Young's modulus of the first layer is different from a Young's modulus of the second layer.Type: ApplicationFiled: September 23, 2024Publication date: January 9, 2025Applicant: Innolux CorporationInventors: Yi-Hung Lin, Wen-Hsiang Liao, Cheng-Chi Wang, Yi-Chen Chou, Fuh-Tsang Wu, Ker-Yih Kao
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Publication number: 20250014956Abstract: An electronic device includes an electronic unit having a first side and a second side; an encapsulation layer surrounding the electronic unit and having a plurality of openings exposing the second side of the electronic unit; a first circuit structure disposed on the first side of the electronic unit and electrically connected to the electronic unit; a second circuit structure disposed on the second side of the electronic unit; a via penetrating the encapsulation layer and electrically connecting the first circuit structure to the second circuit structure; and a heat dissipation layer disposed on the second side of the electronic unit, wherein the heat dissipation layer contacts the electronic unit through the plurality of openings.Type: ApplicationFiled: June 12, 2024Publication date: January 9, 2025Inventors: Ker-Yih KAO, Ju-Li WANG, Zi-Zhong WANG, Yen-Fu LIU
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Patent number: 12185608Abstract: The disclosure provides a light emitting device including a substrate and multiple pixels. The pixels are disposed on the substrate, each of the pixels includes multiple sub-pixels. Two adjacent sub-pixels are separated by a distance D, and one of the two adjacent sub-pixels has a height H. The distance and the height satisfy a relational expression: 0.3H<D?30H.Type: GrantFiled: January 24, 2022Date of Patent: December 31, 2024Assignee: Innolux CorporationInventors: Li-Wei Mao, Ker-Yih Kao, Ming-Chia Shih
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Publication number: 20240429358Abstract: An electronic device is provided. The electronic device includes a first substrate and a plurality of light-emitting elements disposed on the first substrate. The plurality of light-emitting elements include a contact pad; an intermediate substrate disposed on the contact pad; and a light-emitting unit disposed on the intermediate substrate. The electronic device further includes a second substrate and a first thin-film transistor array disposed on the second substrate for driving at least a portion of the plurality of light-emitting elements. The light-emitting unit is electrically connected to the contact pad through a via hole that penetrates the intermediate substrate.Type: ApplicationFiled: February 1, 2024Publication date: December 26, 2024Inventors: Shun-Yuan HU, Chin-Lung TING, Ker-Yih KAO, Li-Wei MAO, Kung-Chen KUO, Yi-Hua HSU, Ming-Chun TSENG
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Publication number: 20240404831Abstract: An electronic device includes a chip, a protection, a molding layer and a redistribution structure layer. The chip has an active surface and a first side surface connected to the active surface. The protection layer is disposed on the active surface of the chip and has a second side surface. The molding layer surrounds the chip and the protection layer. The redistribution structure layer is disposed on the molding layer, on the protection layer and electrically connected to the chip. The roughness of the first side surface is different from the roughness of the second side surface.Type: ApplicationFiled: May 6, 2024Publication date: December 5, 2024Applicant: InnoLux CorporationInventors: Ker-Yih KAO, Zheng-Wei WU, Ju-Li WANG
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Publication number: 20240404904Abstract: An electronic device includes an electronic component including a chip and a protective layer disposed on the active surface of the chip; an encapsulation layer surrounding the electronic component; and a circuit structure contacting the first surface of the encapsulation layer and electrically connecting the electronic component. The protective layer has a second surface away from the active surface, and a first step difference between the first surface and the second surface is between 1 and 10 ?m.Type: ApplicationFiled: May 6, 2024Publication date: December 5, 2024Inventors: Ker-Yih KAO, Wei-Yuan CHENG, Ju-Li WANG
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Publication number: 20240387774Abstract: A light-emitting device is provided, which includes a flexible substrate having a via, a top surface, and a bottom surface, a light-emitting unit having a first electrode and a second electrode, and disposed on the top surface, a thin film transistor electrically connected to the light-emitting unit, a circuit disposed on the bottom surface, a conductive layer disposed in the via, a barrier layer covering the conductive layer, another conductive layer electrically connected to and in contact with the conductive layer and disposed outside the via, and another barrier layer in contact with a top surface of the another conductive layer. The conductive layer and the another conductive layer are disposed on opposite sides of the flexible substrate. The circuit is electrically connected to the first electrode through the via and electrically connected to the first electrode through the thin film transistor.Type: ApplicationFiled: July 29, 2024Publication date: November 21, 2024Inventors: Shun-Yuan HU, Li-Wei MAO, Ker-Yih KAO
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Patent number: 12148365Abstract: An electronic device including a plurality of light-emitting units, a driving circuit, and a controlling circuit is provided. The driving circuit is configured to drive at least one of the light-emitting units. The controlling circuit is configured to control the driving circuit. The plurality of light-emitting units, the driving circuit, and the controlling circuit are respectively disposed on different substrate.Type: GrantFiled: September 1, 2023Date of Patent: November 19, 2024Assignee: Innolux CorporationInventors: Ker-Yih Kao, Ming Chun Tseng, Liang-Lu Chen, Li-Wei Mao, Shun-Yuan Hu
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Patent number: 12135911Abstract: A tiled electronic device includes a plurality of display panels, and at least one of the display panels includes a flexible substrate, a pixel, and two signal wires. The flexible substrate has a display portion and a bent portion connected to the display portion. The pixel is disposed on the display portion. The signal wires are disposed on the flexible substrate, and electrically connected to the pixel. Each of the signal wires has a first segment disposed on the display portion, and a second segment disposed on the bent portion. The two first sections have a first pitch, and the two second sections have a second pitch. The first pitch is different than the second pitch.Type: GrantFiled: August 31, 2023Date of Patent: November 5, 2024Assignee: INNOLUX CORPORATIONInventors: Yi-Hua Hsu, Ker-Yih Kao
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Publication number: 20240365623Abstract: A light-emitting device is provided. The light-emitting device includes a circuit substrate, an array substrate, a plurality of light-emitting units and a driver. The circuit substrate has a top surface. A top circuit is disposed on the top surface. The array substrate is disposed on the top surface of the circuit substrate and electrically connected to the top circuit. The light-emitting units are disposed on the array substrate. The light-emitting device further includes an electrical connection structure, a plurality of light extraction layers, a protective layer, a plurality of test pads, and a light absorption layer. The plurality of test pads are disposed on the array substrate, and the light absorption layer covers at least one of the test pads.Type: ApplicationFiled: July 5, 2024Publication date: October 31, 2024Inventors: Shun-Yuan HU, Chin-Lung TING, Li-Wei MAO, Ming-Chun TSENG, Kung-Chen KUO, Yi-Hua HSU, Ker-Yih KAO
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Patent number: 12131917Abstract: A manufacturing method of a package structure including the following steps is provided. A carrier is provided. An anti-warpage structure is formed on the carrier. And a redistribution layer is formed on the carrier. In the normal direction of the carrier, a warpage trend of the anti-warpage structure is opposite to a warpage trend of the redistribution layer.Type: GrantFiled: November 11, 2021Date of Patent: October 29, 2024Assignee: Innolux CorporationInventors: Yi-Hung Lin, Wen-Hsiang Liao, Cheng-Chi Wang, Yi-Chen Chou, Fuh-Tsang Wu, Ker-Yih Kao
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Publication number: 20240347496Abstract: An electronic device includes an electronic unit, an encapsulation layer surrounding the electronic unit, a circuit structure electrically connected to the electronic unit and a bonding component. The circuit structure includes a first metal layer electrically connected to the electronic unit, a first dielectric layer disposed on the first metal layer and having an opening and a second metal layer disposed in the opening. The bonding component overlaps the second metal layer, and at least partially disposed in the opening. In cross-sectional view, a first height between a first dielectric layer top surface and a first metal layer top surface is greater than a second height between a second metal layer top surface and the first metal layer top surface. A difference between the first height and the second height is greater than or equal to 1 ?m and less than or equal to 15 ?m.Type: ApplicationFiled: March 13, 2024Publication date: October 17, 2024Applicant: InnoLux CorporationInventors: Ker-Yih KAO, Wen-Hsiang LIAO, Ming-Hsien SHIH, Cheng-Tse TSAI, Yen-Fu LIU
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Publication number: 20240339074Abstract: An electronic device includes: a circuit substrate; a first substrate overlapped with the circuit substrate; a first electronic unit attached on the first substrate; a second substrate disposed between the first substrate and the circuit substrate; a first transistor attached on the second substrate and electrically connected to the first electronic unit; and a first conductive element penetrating the second substrate, wherein the first transistor is electrically connected to the circuit substrate through the first conductive element.Type: ApplicationFiled: June 17, 2024Publication date: October 10, 2024Inventors: Yi-Hua HSU, Ker-Yih KAO, Ming-Chun TSENG, Mu-Fan CHANG, Wen-Lin HUANG