Patents by Inventor Fang-Cheng Yu
Fang-Cheng Yu 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: 20240006575Abstract: A light emitting device including a substrate, a first pad, a second pad, a light emitting diode, a first connection structure, a second connection structure, and a patterned adhesive layer and a method for manufacturing the same are provided. The first pad and the second pad are located on the substrate. The light emitting diode includes a first semiconductor layer, a second semiconductor layer overlapping the first semiconductor layer, a first electrode and a second electrode. The first electrode and the second electrode are respectively connected to the first semiconductor layer and the second semiconductor layer. The first connection structure electrically connects the first electrode to the first pad. The second connection structure electrically connects the second electrode to the second pad. The patterned adhesive layer is located between the substrate and the light emitting diode and does not contact the first connection structure and the second connection structure.Type: ApplicationFiled: September 20, 2023Publication date: January 4, 2024Applicant: AUO CorporationInventors: Fang-Cheng Yu, Cheng-Chieh Chang, Cheng-Yeh Tsai
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Patent number: 11804583Abstract: A light emitting device including a substrate, a first pad, a second pad, a light emitting diode, a first connection structure, a second connection structure, and a patterned adhesive layer and a method for manufacturing the same are provided. The first pad and the second pad are located on the substrate. The light emitting diode includes a first semiconductor layer, a second semiconductor layer overlapping the first semiconductor layer, a first electrode and a second electrode. The first electrode and the second electrode are respectively connected to the first semiconductor layer and the second semiconductor layer. The first connection structure electrically connects the first electrode to the first pad. The second connection structure electrically connects the second electrode to the second pad. The patterned adhesive layer is located between the substrate and the light emitting diode and does not contact the first connection structure and the second connection structure.Type: GrantFiled: November 20, 2020Date of Patent: October 31, 2023Assignee: Au Optronics CorporationInventors: Fang-Cheng Yu, Cheng-Chieh Chang, Cheng-Yeh Tsai
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Publication number: 20230054489Abstract: A display device, including a circuit substrate and multiple light emitting units, is provided. The light emitting units are located on the circuit substrate and are electrically connected to the circuit substrate. Each light emitting unit includes a main isolation structure and multiple light emitting elements, and the main isolation structure surrounds the light emitting elements.Type: ApplicationFiled: June 16, 2022Publication date: February 23, 2023Applicant: Au Optronics CorporationInventor: Fang-Cheng Yu
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Patent number: 11322670Abstract: A pixel array substrate has a plurality of sub-pixel regions, wherein a pixel structure of an individual sub-pixel region includes a first signal line, a second signal line, a first contact pad, a second contact pad, a light-emitting diode, a first conductive structure, and a flux structure layer. The first contact pad and the second contact pad are respectively electrically connected with the first signal line and the second signal line. The light-emitting diode is disposed on the first contact pad. A portion of the first conductive structure is disposed between the first contact pad and a first electrode of the light-emitting diode. The flux structure layer partially surrounds the first conductive structure and the light-emitting diode. A top portion of the flux structure layer is higher than a top surface of the first electrode and is lower than a bottom surface of a light-emitting layer of the light-emitting diode.Type: GrantFiled: September 29, 2020Date of Patent: May 3, 2022Assignee: Au Optronics CorporationInventors: Fang-Cheng Yu, Cheng-Yeh Tsai
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Publication number: 20210391516Abstract: A light emitting device including a substrate, a first pad, a second pad, a light emitting diode, a first connection structure, a second connection structure, and a patterned adhesive layer and a method for manufacturing the same are provided. The first pad and the second pad are located on the substrate. The light emitting diode includes a first semiconductor layer, a second semiconductor layer overlapping the first semiconductor layer, a first electrode and a second electrode. The first electrode and the second electrode are respectively connected to the first semiconductor layer and the second semiconductor layer. The first connection structure electrically connects the first electrode to the first pad. The second connection structure electrically connects the second electrode to the second pad. The patterned adhesive layer is located between the substrate and the light emitting diode and does not contact the first connection structure and the second connection structure.Type: ApplicationFiled: November 20, 2020Publication date: December 16, 2021Applicant: Au Optronics CorporationInventors: Fang-Cheng Yu, Cheng-Chieh Chang, Cheng-Yeh Tsai
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Publication number: 20210384379Abstract: A display panel including a substrate, a light-emitting device, a light-shielding layer, and a light-guide pillar is provided. The light-emitting device is disposed on the substrate. The light-shielding layer is disposed on the substrate and has a sidewall surrounding an opening. The light-guide pillar is disposed between the substrate and the light-emitting device and located in the opening. A gap exists between the light-guide pillar and the sidewall of the light-shielding layer.Type: ApplicationFiled: June 4, 2021Publication date: December 9, 2021Applicant: Au Optronics CorporationInventors: Fang-Cheng Yu, Wen-Wei Yang, Cheng-Yeh Tsai
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Patent number: 11195970Abstract: An LED panel including a substrate, multiple first pixels, multiple second pixels, multiple first protrusion structures and second protrusion structures is provided. The first pixels and second pixels each disposed in a display area of the substrate has at least one light emitting element. The second pixels are positioned on at least one display edge of the display area and positioned between the first pixels and a substrate edge. Each first protrusion structure is positioned on the periphery of the at least one light emitting element of one corresponding first pixel. Each second protrusion structure is positioned on the periphery of the at least one light emitting element of one corresponding second pixel. The orthogonal projection contour of each first protrusion structure on the substrate is different from that of each second protrusion structure on the substrate. A tiling display apparatus adopting the light emitting diode panel is also provided.Type: GrantFiled: November 18, 2019Date of Patent: December 7, 2021Assignee: Au Optronics CorporationInventors: Fang-Cheng Yu, Wen-Wei Yang, Pin-Miao Liu
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Patent number: 10978496Abstract: A pixel array substrate and a driving method of a pixel array substrate are provided. The pixel array substrate includes a substrate, at least one pixel structure located on the substrate and a liquid crystal layer. The at least one pixel structure includes a micro light emitting diode (?LED), a supporting wall, a first bottom electrode located between the supporting wall and the ?LED, and a first top electrode disposed on the supporting wall and separated from the first bottom electrode. The ?LED includes a first electrode, a first semiconductor layer electrically connected to the first electrode, a second semiconductor layer, a light-emitting layer located between the first semiconductor layer and the second semiconductor layer, and a second electrode electrically connected to the second semiconductor layer. The liquid crystal layer is disposed on the first bottom electrode and located between the supporting wall and the ?LED.Type: GrantFiled: May 9, 2019Date of Patent: April 13, 2021Assignee: Au Optronics CorporationInventors: Fang-Cheng Yu, Chen-Chang Chen, Tzu-Yi Tsao, Pin-Miao Liu, Cheng-Yeh Tsai
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Publication number: 20210013389Abstract: A pixel array substrate has a plurality of sub-pixel regions, wherein a pixel structure of an individual sub-pixel region includes a first signal line, a second signal line, a first contact pad, a second contact pad, a light-emitting diode, a first conductive structure, and a flux structure layer. The first contact pad and the second contact pad are respectively electrically connected with the first signal line and the second signal line. The light-emitting diode is disposed on the first contact pad. A portion of the first conductive structure is disposed between the first contact pad and a first electrode of the light-emitting diode. The flux structure layer partially surrounds the first conductive structure and the light-emitting diode. A top portion of the flux structure layer is higher than a top surface of the first electrode and is lower than a bottom surface of a light-emitting layer of the light-emitting diode.Type: ApplicationFiled: September 29, 2020Publication date: January 14, 2021Applicant: Au Optronics CorporationInventors: Fang-Cheng Yu, Cheng-Yeh Tsai
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Publication number: 20200381586Abstract: An LED panel including a substrate, multiple first pixels, multiple second pixels, multiple first protrusion structures and second protrusion structures is provided. The first pixels and second pixels each disposed in a display area of the substrate has at least one light emitting element. The second pixels are positioned on at least one display edge of the display area and positioned between the first pixels and a substrate edge. Each first protrusion structure is positioned on the periphery of the at least one light emitting element of one corresponding first pixel. Each second protrusion structure is positioned on the periphery of the at least one light emitting element of one corresponding second pixel. The orthogonal projection contour of each first protrusion structure on the substrate is different from that of each second protrusion structure on the substrate. A tiling display apparatus adopting the light emitting diode panel is also provided.Type: ApplicationFiled: November 18, 2019Publication date: December 3, 2020Applicant: Au Optronics CorporationInventors: Fang-Cheng Yu, Wen-Wei Yang, Pin-Miao Liu
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Patent number: 10811580Abstract: A pixel array substrate has a plurality of sub-pixel regions, wherein a pixel structure of an individual sub-pixel region includes a first signal line, a second signal line, a first contact pad, a second contact pad, a light-emitting diode, a first conductive structure, and a flux structure layer. The first contact pad and the second contact pad are respectively electrically connected with the first signal line and the second signal line. The light-emitting diode is disposed on the first contact pad. A portion of the first conductive structure is disposed between the first contact pad and a first electrode of the light-emitting diode. The flux structure layer partially surrounds the first conductive structure and the light-emitting diode. A top portion of the flux structure layer is higher than a top surface of the first electrode and is lower than a bottom surface of a light-emitting layer of the light-emitting diode.Type: GrantFiled: November 7, 2018Date of Patent: October 20, 2020Assignee: Au Optronics CorporationInventors: Fang-Cheng Yu, Cheng-Yeh Tsai
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Patent number: 10768499Abstract: A display device includes a first substrate, a second substrate, a first liquid crystal display medium, and a first electric field applying component. The first electric field applying component is configured to apply a first electric field to a first portion of the first liquid crystal display medium and apply a second electric field to a second portion of the first liquid crystal display medium. The intensity of the first electrical field is operatively different from that of the second electrical field.Type: GrantFiled: September 11, 2019Date of Patent: September 8, 2020Assignee: AU OPTRONICS CORPORATIONInventors: Fang-Cheng Yu, Tzu-Yi Tsao, Pu-Jung Huang, Cheng-Yeh Tsai
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Publication number: 20200004059Abstract: A display device includes a first substrate, a second substrate, a first liquid crystal display medium, and a first electric field applying component. The first electric field applying component is configured to apply a first electric field to a first portion of the first liquid crystal display medium and apply a second electric field to a second portion of the first liquid crystal display medium. The intensity of the first electrical field is operatively different from that of the second electrical field.Type: ApplicationFiled: September 11, 2019Publication date: January 2, 2020Inventors: Fang-Cheng YU, Tzu-Yi TSAO, Pu-Jung HUANG, Cheng-Yeh TSAI
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Publication number: 20190348440Abstract: A pixel array substrate and a driving method of a pixel array substrate are provided. The pixel array substrate includes a substrate, at least one pixel structure located on the substrate and a liquid crystal layer. The at least one pixel structure includes a micro light emitting diode (?LED), a supporting wall, a first bottom electrode located between the supporting wall and the ?LED, and a first top electrode disposed on the supporting wall and separated from the first bottom electrode. The ?LED includes a first electrode, a first semiconductor layer electrically connected to the first electrode, a second semiconductor layer, a light-emitting layer located between the first semiconductor layer and the second semiconductor layer, and a second electrode electrically connected to the second semiconductor layer. The liquid crystal layer is disposed on the first bottom electrode and located between the supporting wall and the ?LED.Type: ApplicationFiled: May 9, 2019Publication date: November 14, 2019Applicant: Au Optronics CorporationInventors: Fang-Cheng Yu, Chen-Chang Chen, Tzu-Yi Tsao, Pin-Miao Liu, Cheng-Yeh Tsai
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Publication number: 20190181317Abstract: A pixel array substrate has a plurality of sub-pixel regions, wherein a pixel structure of an individual sub-pixel region includes a first signal line, a second signal line, a first contact pad, a second contact pad, a light-emitting diode, a first conductive structure, and a flux structure layer. The first contact pad and the second contact pad are respectively electrically connected with the first signal line and the second signal line. The light-emitting diode is disposed on the first contact pad. A portion of the first conductive structure is disposed between the first contact pad and a first electrode of the light-emitting diode. The flux structure layer partially surrounds the first conductive structure and the light-emitting diode. A top portion of the flux structure layer is higher than a top surface of the first electrode and is lower than a bottom surface of a light-emitting layer of the light-emitting diode.Type: ApplicationFiled: November 7, 2018Publication date: June 13, 2019Applicant: Au Optronics CorporationInventors: Fang-Cheng Yu, Cheng-Yeh Tsai
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Patent number: 10082707Abstract: A pixel structure including a scan line, a data line, an active device, a first protruding structure, a second protruding structure, a first electrode and a second electrode is provided. The first protruding structure has a first top surface, a first bottom surface and first side surfaces located on both sides of the first top surface and the first bottom surface. A first acute angle ?1 is formed between the first top surface and the first side surfaces. The second protruding structure has a second top surface, a second bottom surface and second side surfaces located on both sides of the second top surface and the second bottom surface. A second acute angle ?2 is formed between the second top surface and the second side surfaces. The first electrode is disposed on the first top surface, and the second electrode is disposed on the second top surface.Type: GrantFiled: March 2, 2016Date of Patent: September 25, 2018Assignee: Au Optronics CorporationInventors: Tzu-Yi Tsao, Fang-Cheng Yu, Wei-Ting Lee, Cheng-Yeh Tsai
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Publication number: 20170261775Abstract: A display device includes a first substrate, a second substrate, a first liquid crystal display medium, and a first electric field applying component. The first electric field applying component is configured to apply a first electric field to a first portion of the first liquid crystal display medium and apply a second electric field to a second portion of the first liquid crystal display medium. The intensity of the first electrical field is operatively different from that of the second electrical field.Type: ApplicationFiled: September 29, 2016Publication date: September 14, 2017Inventors: Fang-Cheng YU, Tzu-Yi TSAO, Pu-Jung HUANG, Cheng-Yeh TSAI
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Publication number: 20170131597Abstract: A pixel structure including a scan line, a data line, an active device, a first protruding structure, a second protruding structure, a first electrode and a second electrode is provided. The first protruding structure has a first top surface, a first bottom surface and first side surfaces located on both sides of the first top surface and the first bottom surface. A first acute angle ?1 is formed between the first top surface and the first side surfaces. The second protruding structure has a second top surface, a second bottom surface and second side surfaces located on both sides of the second top surface and the second bottom surface. A second acute angle ?2 is formed between the second top surface and the second side surfaces. The first electrode is disposed on the first top surface, and the second electrode is disposed on the second top surface.Type: ApplicationFiled: March 2, 2016Publication date: May 11, 2017Inventors: Tzu-Yi Tsao, Fang-Cheng Yu, Wei-Ting Lee, Cheng-Yeh Tsai
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Publication number: 20170097530Abstract: A blue phase liquid crystal display having a first substrate, a second substrate and a liquid crystal layer disposed therebetween and a photo-conversion means disposed between the second substrate and the liquid crystal layer is provided.Type: ApplicationFiled: October 1, 2015Publication date: April 6, 2017Inventors: Tzu-Yi TSAO, Cheng-Yeh TSAI, Fang-Cheng YU, Yi-Fen LAN, Yi-Ting CHEN, Pu-Jung HUANG, Szu-Yu LIN
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Patent number: 9128342Abstract: The present invention provides a method of manufacturing a liquid crystal display panel. First, a top substrate, a bottom substrate, and a liquid crystal medium are provided, and the liquid crystal medium is filled between the top substrate and the bottom substrate. Next, an electric field is applied to the liquid crystal medium. Then, the electric field is stopped. Thereafter, an energy light beam is irradiated on the liquid crystal medium to form a liquid crystal layer.Type: GrantFiled: July 2, 2012Date of Patent: September 8, 2015Assignee: AU Optronics Corp.Inventors: Te-Jen Tseng, Cheng-Yeh Tsai, Fang-Cheng Yu, Tai-Hsiang Huang