Patents by Inventor Yu-Hsien Wu
Yu-Hsien 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: 20190229170Abstract: A display device is provided. The display device includes a substrate and an insulating layer disposed on the substrate and having a recess. The display device also includes an organic layer disposed on the insulating layer. The display device also includes at least one light emitting unit disposed in the recess and a conductive layer disposed on the light emitting unit.Type: ApplicationFiled: April 2, 2019Publication date: July 25, 2019Inventors: Tsung-Han TSAI, Kuan-Feng LEE, Yu-Hsien WU, Yuan-Lin WU
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Publication number: 20190221636Abstract: A display device including a light-emitting unit is provided. The display device further includes a substrate, a semiconductor layer, and a first sub-pixel unit. The semiconductor layer and the first sub-pixel unit are disposed on the substrate. The first sub-pixel unit includes a storage capacitor. The storage capacitor includes a first electrode and at least part of the semiconductor layer overlapped with the first electrode. In a top view of the display device, an area of the first electrode is greater than an area of the at least part of the semiconductor layer.Type: ApplicationFiled: March 28, 2019Publication date: July 18, 2019Inventors: Yang-Chen Chen, Yu-Hsien Wu
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Patent number: 10319880Abstract: A display device is provided. The display device includes a substrate, a first transistor, and a light emitting diode. The first transistor is disposed on the substrate, wherein the first transistor comprises a first semiconductor layer comprising silicon having a first lattice constant. The light emitting diode is disposed on the substrate and electrically connected to the first transistor, wherein the light emitting diode comprises a semiconductor layer comprising gallium nitride having a second lattice constant and a third lattice constant, and the third lattice constant is greater than the second lattice constant. A ratio of the second lattice constant to the first lattice constant is greater than or equal to 0.56 and is less than or equal to 0.68.Type: GrantFiled: April 28, 2017Date of Patent: June 11, 2019Assignee: Innolux CorporationInventors: Kuan-Feng Lee, Yu-Hsien Wu
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Publication number: 20190173040Abstract: A display device is provided. The display device includes a substrate, a driving transistor, a first electrode and an insulation layer. The driving transistor is disposed on the substrate, wherein the driving transistor comprises a gate electrode. The first electrode is disposed on the gate electrode. The insulation layer is disposed on the first electrode, wherein the insulation layer has an opening, and the opening exposes a portion of the first electrode. In view of a first direction perpendicular to the substrate, the first electrode partially overlaps the gate electrode to form a first portion, and the first portion is separated from the opening.Type: ApplicationFiled: February 4, 2019Publication date: June 6, 2019Inventors: Yu-Hsien WU, Yu-Sheng TSAI, Kuan-Feng LEE, Chandra LIUS
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Patent number: 10292235Abstract: A display device is provided. The display device includes a substrate and a light emitting unit disposed on the substrate. The light emitting unit includes an electrode electrically connected to a semiconductor layer. The electrode has a first surface farthest from the semiconductor layer and the semiconductor layer has a second surface adjacent to the electrode. A roughness of the first surface is greater than a roughness of the second surface.Type: GrantFiled: October 30, 2018Date of Patent: May 14, 2019Assignee: INNOLUX CORPORATIONInventors: Tsung-Han Tsai, Kuan-Feng Lee, Yu-Hsien Wu, Yuan-Lin Wu
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Patent number: 10283580Abstract: A display device including a substrate, a drive signal line, a first sub-pixel unit, and a second sub-pixel unit is provided. The first sub-pixel unit includes a first light-emitting unit, a first drive transistor, and a first reset transistor, wherein the first reset transistor has a first channel region and is electrically connected to the first light-emitting unit and the first drive transistor. The second sub-pixel unit includes a second light-emitting unit, a second drive transistor, and a second reset transistor, wherein the second reset transistor has a second channel region and is electrically connected to the second light-emitting unit and the second drive transistor, and the width of the first channel region is different from the width of the second channel region.Type: GrantFiled: December 14, 2017Date of Patent: May 7, 2019Inventors: Yang-Chen Chen, Yu-Hsien Wu
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Patent number: 10243161Abstract: A display device is provided. The display device includes a substrate, a driving transistor, a first insulation layer, a first electrode and a second insulation layer. The driving transistor is disposed on the substrate and includes a gate electrode, and the gate electrode projects a first projection profile on the substrate. The first insulation layer is disposed on the driving transistor. The first electrode is disposed on the first insulation layer, and projects a second projection profile on the substrate. The second insulation layer is disposed on the first electrode and the first insulation layer. The second insulation layer has an opening, the opening exposes a portion of the first electrode, and the opening projects a third projection profile on the substrate.Type: GrantFiled: November 16, 2017Date of Patent: March 26, 2019Assignee: INNOLUX CORPORATIONInventors: Yu-Hsien Wu, Yu-Sheng Tsai, Kuan-Feng Lee, Chandra Lius
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Publication number: 20190080649Abstract: A display device includes at least one first emitting diode coupled with an input node; and a pixel driver circuitry including a drive transistor including a first terminal and a control terminal, wherein the first terminal is coupled with the input node; a data input transistor including a second terminal coupled with the control terminal; a reset transistor including a first gate, a second gate, a semiconductor layer and a third terminal coupled with the input node, wherein, in a cross-sectional view of the display device, the first gate and the second gate are disposed on the same side of the semiconductor layer.Type: ApplicationFiled: November 13, 2018Publication date: March 14, 2019Inventors: Kuan-Feng LEE, Yu-Hsien WU
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Publication number: 20190075633Abstract: A display device is provided. The display device includes a substrate and a light emitting unit disposed on the substrate. The light emitting unit includes an electrode electrically connected to a semiconductor layer. The electrode has a first surface farthest from the semiconductor layer and the semiconductor layer has a second surface adjacent to the electrode. A roughness of the first surface is greater than a roughness of the second surface.Type: ApplicationFiled: October 30, 2018Publication date: March 7, 2019Inventors: Tsung-Han TSAI, Kuan-Feng LEE, Yu-Hsien WU, Yuan-Lin WU
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Publication number: 20180373088Abstract: A touch light emitting diode display device includes: a first substrate having a first surface; a touch signal line projected on the first surface as a touch region; and a first color unit and a second color unit. The first color unit and the second color unit are projected on the first surface as a first region and a second region respectively, wherein the first color unit and the second color unit are of different colors, and a portion of the touch region locates between the first region and the second region.Type: ApplicationFiled: August 29, 2018Publication date: December 27, 2018Inventors: Jian-Cheng CHEN, Ming-Jhih CHEN, Yu-Hsien WU, Yang-Chen CHEN, Chia-Hsiung CHANG
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Patent number: 10157572Abstract: A display device comprises a first LED coupled with an input node, and further comprises pixel driver circuitry. The pixel driver circuitry comprises a data input transistor configured to conduct, based on a first control signal, a data signal across a first channel having a first channel W/L ratio. The pixel driver circuitry further comprises a drive transistor configured to conduct, based on the data signal, current across a second channel into the input node. The second channel has a second channel W/L ratio. The pixel driver circuitry further comprises a reset transistor configured to conduct, based on a received second control signal, a first reference voltage signal across a third channel into the input node. The third channel has a third channel W/L ratio. At least one of the first channel W/L ratio, the second channel W/L ratio, and the third channel W/L ratio is different.Type: GrantFiled: April 4, 2017Date of Patent: December 18, 2018Assignee: Innolux CorporationInventors: Kuan-Feng Lee, Yu-Hsien Wu
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Publication number: 20180351047Abstract: A display apparatus is provided. The display apparatus includes a substrate, a transistor, a metal layer, and a light-emitting diode. The transistor is disposed on the substrate. The metal layer is disposed on the transistor and electrically connected to the transistor, wherein a first distance is between the upper surface of the metal layer and the substrate in a direction perpendicular to the substrate. The light-emitting diode is disposed on the metal layer, wherein the light-emitting diode includes a light-emitting diode body and an electrode, the light-emitting diode body is electrically connected to the metal layer via the electrode, the light-emitting diode body has a first surface and a second surface opposite to the first surface, the first surface and the second surface are parallel to the substrate, and in the direction above, a second distance is between the first surface and the second surface, wherein the ratio of the second distance to the first distance is greater than or equal to 0.Type: ApplicationFiled: August 2, 2018Publication date: December 6, 2018Applicant: Innolux CorporationInventors: Kuan-Feng Lee, Ting-Kai Hung, Yu-Hsien Wu, Chia-Hsiung Chang
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Publication number: 20180350871Abstract: A display device is provided. The display device includes a substrate, and a first sub-pixel and a second sub-pixel disposed on the substrate, wherein the first sub-pixel and the second sub-pixel respectively correspond to two different colors. The first sub-pixel includes a first light-emitting element and a first wavelength conversion layer adjacent to the first light-emitting element, wherein a light emitted from the first light-emitting element passes through the first wavelength conversion layer. The second sub-pixel includes a second light-emitting element and a second wavelength conversion layer adjacent to the second light-emitting element, wherein a light emitted from the second light-emitting element passes through the second wavelength conversion layer. An area of the first wavelength conversion layer and an area of the second wavelength conversion layer are different.Type: ApplicationFiled: August 31, 2017Publication date: December 6, 2018Inventors: Kuan-Feng LEE, Yuan-Lin WU, Yu-Hsien WU
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Patent number: 10149366Abstract: A display device is provided. The display device includes a light emitting unit disposed on a substrate and electrically connected to a driving circuit. The light emitting unit includes a first electrode electrically connected to a first semiconductor layer, a second semiconductor layer disposed on the first semiconductor layer, a quantum well structure sandwiched between the first semiconductor layer and the second semiconductor layer, and a second electrode electrically connected to the second semiconductor layer. The first electrode has a first surface farthest from the first semiconductor layer. The second electrode has a second surface farthest from the first semiconductor layer. A roughness of the second surface is greater than a roughness of the first surface.Type: GrantFiled: June 8, 2018Date of Patent: December 4, 2018Assignee: INNOLUX CORPORATIONInventors: Tsung-Han Tsai, Kuan-Feng Lee, Yu-Hsien Wu, Yuan-Lin Wu
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Publication number: 20180323239Abstract: A display device is provided. The display device includes a substrate having a first edge and a second edge opposite to the first edge. There is a first distance between the first edge and the second edge. The display device also includes a plurality of light-emitting units disposed on the substrate, and a conductive line disposed on the substrate and electrically connected to at least one of the plurality of light-emitting units. The conductive line includes an undulating edge and has an extending length which is greater than or equal to half of the first distance and is less than or equal to the first distance.Type: ApplicationFiled: August 7, 2017Publication date: November 8, 2018Inventors: Kuan-Feng LEE, Yuan-Lin WU, Yu-Hsien WU
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Patent number: 10095062Abstract: A touch display device includes: a second substrate disposed corresponding to a first substrate; a pixel array structure disposed between the first substrate and the second substrate; and a color filter structure disposed between the pixel array structure and the second substrate. Herein, the pixel array structure includes: a scan line extending along a first direction; a data line extending along a second direction, wherein the scan line and the data line are crossed; and a first touch signal line extending along the second direction and overlapping with the data line. The color filter structure includes: a first red unit, a first green unit and a first blue unit arranged along the first direction; and the first touch signal line locates between the first red unit and the first green unit or locates between the first green unit and the first blue unit.Type: GrantFiled: March 27, 2017Date of Patent: October 9, 2018Assignee: INNOLUX CORPORATIONInventors: Jian-Cheng Chen, Ming-Jhih Chen, Yu-Hsien Wu, Yang-Chen Chen, Chia-Hsiung Chang
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Patent number: 10069041Abstract: A display apparatus is provided. The display apparatus includes a substrate, a transistor, a metal layer, and a light-emitting diode. The transistor is disposed on the substrate. The metal layer is disposed on the transistor and electrically connected to the transistor, wherein a first distance is between the upper surface of the metal layer and the substrate in a direction perpendicular to the substrate. The light-emitting diode is disposed on the metal layer, wherein the light-emitting diode includes a light-emitting diode body and an electrode, the light-emitting diode body is electrically connected to the metal layer via the electrode, the light-emitting diode body has a first surface and a second surface opposite to the first surface, the first surface and the second surface are parallel to the substrate, and in the direction above, a second distance is between the first surface and the second surface, wherein the ratio of the second distance to the first distance is greater than or equal to 0.Type: GrantFiled: June 28, 2017Date of Patent: September 4, 2018Assignee: Innolux CorporationInventors: Kuan-Feng Lee, Ting-Kai Hung, Yu-Hsien Wu, Chia-Hsiung Chang
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Publication number: 20180197934Abstract: A display device including a substrate, a drive signal line, a first sub-pixel unit, and a second sub-pixel unit is provided. The drive signal line, the first sub-pixel unit, and the second sub-pixel unit are disposed on the substrate. The first sub-pixel unit includes a first light-emitting unit, a first drive transistor, and a first reset transistor, wherein the first drive transistor is electrically connected to the drive signal line and the first light-emitting unit, and the first reset transistor has a first channel region and is electrically connected to the first light-emitting unit and the first drive transistor.Type: ApplicationFiled: December 14, 2017Publication date: July 12, 2018Inventors: Yang-Chen Chen, Yu-Hsien Wu
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Patent number: 10021762Abstract: A display device is provided. The display device includes a driving circuit disposed on a substrate, a first conductive layer disposed on the driving circuit, at least one of light emitting units disposed on the first conductive layer and electrically connected to the driving circuit, and a second conductive layer disposed on at least one of the light emitting units. The second conductive layer has a first surface corresponding to at least one of the light emitting units and a second surface corresponding to a region outside of the first conductive layer. A roughness of the first surface is greater than a roughness of at least a part of the second surface.Type: GrantFiled: October 26, 2017Date of Patent: July 10, 2018Assignee: INNOLUX CORPORATIONInventors: Tsung-Han Tsai, Kuan-Feng Lee, Yu-Hsien Wu, Yuan-Lin Wu
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Publication number: 20180190672Abstract: A display device is provided. The display device includes a substrate, a plurality of transistors, a plurality of display units, and a plurality of alignment marks. The substrate includes a display area and a non-display area adjacent to the display area. The plurality of transistors is disposed on the display area of the substrate. The plurality of display units is disposed on the display area of the substrate, and the plurality of display units is electrically connected to the plurality of transistors. The plurality of alignment marks is disposed on the substrate, wherein at least one of the plurality of alignment marks is disposed on the display area of the substrate.Type: ApplicationFiled: May 9, 2017Publication date: July 5, 2018Applicant: Innolux CorporationInventors: Kuan-Feng Lee, Yu-Hsien Wu