Patents by Inventor Hui-Ku Chang
Hui-Ku Chang 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: 20220310887Abstract: A display device includes a circuit substrate, a blocker, a first and second pad located on the circuit substrate, a light-emitting element, and a first and second connecting portion. The blocker is located on the circuit substrate, and has an opposite first and second side and an opposite third and fourth side. The first pad is adjacent to the first side of the blocker. The second pad is adjacent to the second side of the blocker. The light-emitting element is located on the blocker and the first and second pads, and includes a first and second electrode. The first connecting portion is connected to the first electrode and the first pad. The second connecting portion is connected to the second electrode and the second pad. The third and fourth sides of the blocker are aligned with a side of each of the first and second connecting portions.Type: ApplicationFiled: November 1, 2021Publication date: September 29, 2022Applicant: Au Optronics CorporationInventors: Chung En Peng, Chung-Chan Liu, Chien-Cheng Chang, Sheng-Kai Lin, Hui-Ku Chang
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Patent number: 11442210Abstract: A polarizer substrate includes a substrate, a reflective layer, and a metal pattern layer. The reflective layer is located on the substrate and has a transmission area and a reflective area. The metal pattern layer is located on the reflective layer and the substrate. The metal pattern layer includes a polarizer structure and a microstructure. The polarizer structure includes a plurality of grid lines overlapping the transmission area. A thickness of each of the grid lines is 200 nm to 500 nm, a width of each of the grid lines is 30 nm to 70 nm, and a distance between each adjacent two of the grid lines is 30 nm to 70 nm. The microstructure overlaps the reflective area, and a thickness of the microstructure is 20 nm to 500 nm.Type: GrantFiled: July 20, 2020Date of Patent: September 13, 2022Assignee: Au Optronics CorporationInventors: Sheng-Kai Lin, Chia-Hsin Chung, Tsai-Sheng Lo, Sheng-Ming Huang, Ming-Jui Wang, Chih-Chiang Chen, Hui-Ku Chang, Cheng-Chan Wang, Chia-Po Lin, Jen-Kuei Lu
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Patent number: 11392003Abstract: An active device substrate including a substrate, first metal grid wires, a first transparent conductive layer, a gate insulating layer, a semiconductor layer, a source, and a drain is provided. The first metal grid wires are located on the substrate. The first transparent conductive layer includes a scan line and a gate connected to the scan line. The scan line and/or the gate is directly connected to at least a part of the first metal grid wires. The gate insulating layer is located on the first transparent conductive layer. The semiconductor layer is located on the gate insulating layer and overlapped with the gate. The source and the drain are electrically connected to the semiconductor layer.Type: GrantFiled: July 24, 2020Date of Patent: July 19, 2022Assignee: Au Optronics CorporationInventors: Cheng-Chan Wang, Tsai-Sheng Lo, Chia-Hsin Chung, Chih-Chiang Chen, Hui-Ku Chang, Sheng-Kai Lin, Chia-Po Lin, Ming-Jui Wang, Sheng-Ming Huang, Jen-Kuei Lu
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Patent number: 11181769Abstract: A polarizer substrate includes a substrate, an organic planarization layer, an inorganic buffer layer, and a plurality of strip-shaped polarizer structures. The organic planarization layer is located on the substrate. The inorganic buffer layer is located on the organic planarization layer. The inorganic buffer layer has a plurality of trenches located on a first surface. The trenches do not penetrate through the inorganic buffer layer. The strip-shaped polarizer structures are located on the first surface of the inorganic buffer layer. Each of the trenches is located between two adjacent polarizer structures. A display panel is also provided.Type: GrantFiled: May 9, 2019Date of Patent: November 23, 2021Assignee: Au Optronics CorporationInventors: Tsai-Sheng Lo, Chih-Chiang Chen, Ming-Jui Wang, Sheng-Kai Lin, Sheng-Ming Huang, Chia-Hsin Chung, Hui-Ku Chang, Wei-Chi Wang, Jen-Kuei Lu
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Publication number: 20210255379Abstract: A polarizer substrate includes a substrate, a reflective layer, and a metal pattern layer. The reflective layer is located on the substrate and has a transmission area and a reflective area. The metal pattern layer is located on the reflective layer and the substrate. The metal pattern layer includes a polarizer structure and a microstructure. The polarizer structure includes a plurality of grid lines overlapping the transmission area. A thickness of each of the grid lines is 200 nm to 500 nm, a width of each of the grid lines is 30 nm to 70 nm, and a distance between each adjacent two of the grid lines is 30 nm to 70 nm. The microstructure overlaps the reflective area, and a thickness of the microstructure is 20 nm to 500 nm.Type: ApplicationFiled: July 20, 2020Publication date: August 19, 2021Applicant: Au Optronics CorporationInventors: Sheng-Kai Lin, Chia-Hsin Chung, Tsai-Sheng Lo, Sheng-Ming Huang, Ming-Jui Wang, Chih-Chiang Chen, Hui-Ku Chang, Cheng-Chan Wang, Chia-Po Lin, Jen-Kuei Lu
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Publication number: 20210247652Abstract: An active device substrate including a substrate, first metal grid wires, a first transparent conductive layer, a gate insulating layer, a semiconductor layer, a source, and a drain is provided. The first metal grid wires are located on the substrate. The first transparent conductive layer includes a scan line and a gate connected to the scan line. The scan line and/or the gate is directly connected to at least a part of the first metal grid wires. The gate insulating layer is located on the first transparent conductive layer. The semiconductor layer is located on the gate insulating layer and overlapped with the gate. The source and the drain are electrically connected to the semiconductor layer.Type: ApplicationFiled: July 24, 2020Publication date: August 12, 2021Applicant: Au Optronics CorporationInventors: Cheng-Chan Wang, Tsai-Sheng Lo, Chia-Hsin Chung, Chih-Chiang Chen, Hui-Ku Chang, Sheng-Kai Lin, Chia-Po Lin, Ming-Jui Wang, Sheng-Ming Huang, Jen-Kuei Lu
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Publication number: 20210248341Abstract: A photosensitive device includes a display panel, a photosensitive element substrate, and a first quarter wave plate. The photosensitive element substrate is located on the back of the display panel. The photosensitive element substrate includes a first substrate, a plurality of first light emitting diodes, a plurality of photosensitive elements, and a first polarizer structure. The first light emitting diodes and the photosensitive elements are located on the first substrate. The first polarizer structure is located on the first light emitting diodes and the photosensitive elements. The first quarter wave plate is located between the first polarizer structure and the display panel.Type: ApplicationFiled: July 21, 2020Publication date: August 12, 2021Applicant: Au Optronics CorporationInventors: Chia-Po Lin, Tsai-Sheng Lo, Chih-Chiang Chen, Sheng-Ming Huang, Sheng-Kai Lin, Ming-Jui Wang, Chia-Hsin Chung, Hui-Ku Chang, Cheng-Chan Wang, Jen-Kuei Lu
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Patent number: 11054740Abstract: An imprint mold and a method for manufacturing the same are provided. The imprint mold includes a plurality of substantially identical or different mold patterns, wherein there isn't any height difference between the mold patterns.Type: GrantFiled: September 10, 2018Date of Patent: July 6, 2021Assignee: AU OPTRONICS CORPORATIONInventors: Sheng-Ming Huang, Sheng-Kai Lin, Chih-Chiang Chen, Hui-Ku Chang, Chia-Hsin Chung, Wei-Chi Wang, Ming-Jui Wang, Jen-Kuei Lu, Tsai-Sheng Lo, Huang-Kai Shen
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Patent number: 10802189Abstract: A wire grid polarizer and a display panel using the same are provided. The wire grid polarizer includes a substrate, a plurality of wire grids, a plurality of patterned light absorbing layers, and a surface covering layer. The plurality of wire grids are disposed on the substrate, wherein there are a plurality of gaps between every two wire grids. The plurality of patterned light absorbing layers are disposed corresponding to and overlapping the wire grids respectively, wherein every two of the patterned light absorbing layers have one of the gaps. The surface covering layer is disposed on the patterned light absorbing layers and directly contacts the patterned light absorbing layers.Type: GrantFiled: August 28, 2018Date of Patent: October 13, 2020Assignee: AU OPTRONICS CORPORATIONInventors: Huang-Kai Shen, Sheng-Ming Huang, Jen-Kuei Lu, Chih-Chiang Chen, Hui-Ku Chang, Tsai-Sheng Lo, Chia-Hsin Chung, Wei-Chi Wang, Sheng-Kai Lin, Ming-Jui Wang
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Publication number: 20200133061Abstract: A polarizer substrate includes a substrate, an organic planarization layer, an inorganic buffer layer, and a plurality of strip-shaped polarizer structures. The organic planarization layer is located on the substrate. The inorganic buffer layer is located on the organic planarization layer. The inorganic buffer layer has a plurality of trenches located on a first surface. The trenches do not penetrate through the inorganic buffer layer. The strip-shaped polarizer structures are located on the first surface of the inorganic buffer layer. Each of the trenches is located between two adjacent polarizer structures. A display panel is also provided.Type: ApplicationFiled: May 9, 2019Publication date: April 30, 2020Applicant: Au Optronics CorporationInventors: Tsai-Sheng Lo, Chih-Chiang Chen, Ming-Jui Wang, Sheng-Kai Lin, Sheng-Ming Huang, Chia-Hsin Chung, Hui-Ku Chang, Wei-Chi Wang, Jen-Kuei Lu
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Publication number: 20200103572Abstract: A polarizer substrate and manufacturing method thereof are provided. The polarizer substrate includes a substrate, a plurality of polarizer structures, a plurality of barrier structures, and a passivation layer. The polarizer structures are disposed on the substrate. Each of the polarizer structures includes a wire-grid and a capping structure disposed on the wire-grid. The barrier structures are disposed on the capping structures and not contacting with the side walls of the wire-grids. A gap between two adjacent barrier structures is smaller than a gap between two adjacent wire-grids. The passivation layer is disposed on the barrier structures.Type: ApplicationFiled: May 14, 2019Publication date: April 2, 2020Applicant: Au Optronics CorporationInventors: Wei-Chi Wang, Chih-Chiang Chen, Tsai-Sheng Lo, Sheng-Kai Lin, Chia-Hsin Chung, Hui-Ku Chang, Ming-Jui Wang, Sheng-Ming Huang, Jen-Kuei Lu
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Publication number: 20190094435Abstract: A wire grid polarizer and a display panel using the same are provided. The wire grid polarizer includes a substrate, a plurality of wire grids, a plurality of patterned light absorbing layers, and a surface covering layer. The plurality of wire grids are disposed on the substrate, wherein there are a plurality of gaps between every two wire grids. The plurality of patterned light absorbing layers are disposed corresponding to and overlapping the wire grids respectively, wherein every two of the patterned light absorbing layers have one of the gaps. The surface covering layer is disposed on the patterned light absorbing layers and directly contacts the patterned light absorbing layers.Type: ApplicationFiled: August 28, 2018Publication date: March 28, 2019Inventors: HUANG-KAI SHEN, SHENG-MING HUANG, JEN-KUEI LU, CHIH-CHIANG CHEN, HUI-KU CHANG, TSAI-SHENG LO, CHIA-HSIN CHUNG, WEI-CHI WANG, SHENG-KAI LIN, MING-JUI WANG
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Publication number: 20190079394Abstract: An imprint mold and a method for manufacturing the same are provided. The imprint mold includes a plurality of substantially identical or different mold patterns, wherein there isn't any height difference between the mold patterns.Type: ApplicationFiled: September 10, 2018Publication date: March 14, 2019Inventors: SHENG-MING HUANG, SHENG-KAI LIN, CHIH-CHIANG CHEN, HUI-KU CHANG, CHIA-HSIN CHUNG, WEI-CHI WANG, MING-JUI WANG, JEN-KUEI LU, TSAI-SHENG LO, HUANG-KAI SHEN
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Patent number: 10025136Abstract: A touch polarizer and a touch display device are provided. The touch polarizer includes a first substrate, a transparent electrode layer, a wire-grid electrode layer, and a touch circuit. The transparent electrode layer is disposed on the first substrate. The wire-grid electrode layer is disposed on one side of the transparent electrode layer and includes a plurality of wires arranged parallel to each other and spaced to form a wire-grid. The touch circuit respectively connects to the transparent electrode layer and the plurality of wires and generates a touch signal based on a feedback from the transparent electrode layer and the wire-grid electrode layer.Type: GrantFiled: November 24, 2015Date of Patent: July 17, 2018Assignee: AU OPTRONICS CORPORATIONInventors: Chih-Sheng Chang, Sheng-Ming Huang, Sheng-Kai Lin, Wei-Chi Wang, Hui-Ku Chang, Ying-Hui Lai, Han-Sheng Nian, Ming-Jui Wang
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Patent number: 9645428Abstract: A display panel is provided. The display panel includes a first substrate, a second substrate, a sealing frame set, and a third adhesion portion. The first substrate has an inner surface which includes a superposed area and an exposed area on a side of the superposed area. The second substrate is disposed and superposed on the superposed area; the substrates have a space therebetween. The sealing frame set is located between the substrates and disposed along and insides an edge of the superposed area to enclose the space. The sealing frame set includes first and second sealing frames, wherein the first sealing frame connects the substrates and surrounds the superposed area, the second sealing frame surrounds an outer side of the first sealing frame. A third adhesion portion is located between the first and the second substrates, and between the second sealing frame and the exposed area.Type: GrantFiled: December 9, 2014Date of Patent: May 9, 2017Assignee: AU OPTRONICS CORPORATIONInventors: Chih-Sheng Chang, Jen-Kuei Lu, Sheng-Ming Huang, Hui-Ku Chang, Wei-Chi Wang, Sheng-Kai Lin
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Publication number: 20160147113Abstract: A touch polarizer and a touch display device are provided. The touch polarizer includes a first substrate, a transparent electrode layer, a wire-grid electrode layer, and a touch circuit. The transparent electrode layer is disposed on the first substrate. The wire-grid electrode layer is disposed on one side of the transparent electrode layer and includes a plurality of wires arranged parallel to each other and spaced to form a wire-grid. The touch circuit respectively connects to the transparent electrode layer and the plurality of wires and generates a touch signal based on a feedback from the transparent electrode layer and the wire-grid electrode layer.Type: ApplicationFiled: November 24, 2015Publication date: May 26, 2016Inventors: Chih-Sheng Chang, Sheng-Ming Huang, Sheng-Kai Lin, Wei-Chi Wang, Hui-Ku Chang, Ying-Hui Lai, Han-Sheng Nian, Ming-Jui Wang
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Publication number: 20150177557Abstract: A display panel is provided. The display panel includes a first substrate, a second substrate, a sealing frame set, and a third adhesion portion. The first substrate has an inner surface which includes a superposed area and an exposed area on a side of the superposed area. The second substrate is disposed and superposed on the superposed area; the substrates have a space therebetween. The sealing frame set is located between the substrates and disposed along and insides an edge of the superposed area to enclose the space. The sealing frame set includes first and second sealing frames, wherein the first sealing frame connects the substrates and surrounds the superposed area, the second sealing frame surrounds an outer side of the first sealing frame. A third adhesion portion is located between the first and the second substrates, and between the second sealing frame and the exposed area.Type: ApplicationFiled: December 9, 2014Publication date: June 25, 2015Inventors: Chih-Sheng Chang, Jen-Kuei Lu, Sheng-Ming Huang, Hui-Ku Chang, Wei-Chi Wang, Sheng-Kai Lin