Patents Assigned to AU Optronics Corporation
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Patent number: 11687757Abstract: An integrated circuit, a wireless communication card and a wiring structure of an identification mark are provided. The integrated circuit includes a power supply wiring, a ground wiring and at least one identification mark pattern. Each identification mark pattern has a first conductive wiring and a second conductive wiring that overlap each other, wherein the first conductive wiring is electrically connected to the power wiring, and the second conductive wiring is electrically connected to the ground wiring.Type: GrantFiled: March 1, 2022Date of Patent: June 27, 2023Assignee: Au Optronics CorporationInventors: Shyh-Bin Kuo, Hsiang-Chi Cheng, Sin-Jie Wang, Yi-Cheng Lai, Chung-Hung Chen, Shih-Hsing Hung
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Patent number: 11687182Abstract: A display apparatus is provided. The display apparatus includes an array substrate, and includes control devices, light emitting diodes (LEDs) and an electrode pattern disposed on the array substrate. The LED includes first and second semiconductor layers, and includes a light emitting layer disposed between the first and second semiconductor layers. The electrode pattern includes first electrodes, second electrodes and touch driving signal lines. Each first electrode is electrically connected with the first semiconductor layer of at least one of the LEDs. Each second electrode is electrically connected with the second semiconductor layer of one of the LEDs and one of the control devices. The touch driving signal lines are respectively disposed between adjacent first electrodes. At least an edge of each first electrode is adjacent to a line section of the touch driving signal lines.Type: GrantFiled: January 4, 2022Date of Patent: June 27, 2023Assignee: Au Optronics CorporationInventors: Tzu-Yi Tsao, Pin-Miao Liu
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Publication number: 20230197917Abstract: A display apparatus includes a driving backplane and a light-emitting element. The driving backplane includes a substrate, a pixel driving circuit disposed on the substrate and a pad electrically connected to the pixel driving circuit. The pad has a first metal layer, a first intermetallic layer and a first diffusion barrier layer, wherein the first metal layer, the first intermetallic layer and the first diffusion barrier layer are sequentially stacked along a direction away from the substrate. The light-emitting element includes an electrode and a conductive bump electrically connected to the electrode. The conductive bump has a second intermetallic layer, and the first diffusion barrier layer is located between the second intermetallic layer and the first intermetallic layer.Type: ApplicationFiled: May 17, 2022Publication date: June 22, 2023Applicant: Au Optronics CorporationInventors: Po-Jen Chen, Tai-Tso Lin, Chen-Yuan Tu, Chia Wen Dai
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Patent number: 11682851Abstract: A display device is disclosed. The display device includes: a first substrate having a first surface and a second surface; a second substrate having a third surface and a fourth surface; and a connection module connected between the first substrate and the second substrate. The connection module further includes: a first connection section having two ends respectively connected to a first connection portion and a second connection portion, wherein the first connection portion is connected to the first surface of the first substrate, and the second connection portion is connected to the third surface of the second substrate; a second connection section having two ends respectively connected to the first connection portion and a third connection portion, wherein the third connection portion is connected to the second substrate.Type: GrantFiled: October 8, 2021Date of Patent: June 20, 2023Assignee: AU OPTRONICS CORPORATIONInventors: I-Chieh Lin, Keng-Yi Lee, Shu-Juien Huang
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Patent number: 11682835Abstract: An active phased array, including multiple antennas, multiple phase shifters, and multiple filters, is provided. The phase shifters are individually coupled to a corresponding one of the antennas. The filters are commonly coupled to a signal feeding line and individually coupled to a corresponding one of the phase shifters. Each filter includes a filter capacitor and a filter resistor. The filter capacitor is coupled between a first node and a second node and has a capacitance. The filter resistor is coupled between the second node and a third node and has a resistance. The first node is coupled to one of the signal feeding line, the second node is coupled to a corresponding one of the phase shifters, the third node is coupled to the ground, and at least one of the capacitance and the resistance is adjustable.Type: GrantFiled: August 3, 2021Date of Patent: June 20, 2023Assignee: Au Optronics CorporationInventors: Chia-Wei Kuo, Yi-Yang Liao
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Publication number: 20230187417Abstract: A display panel includes a substrate, light-emitting diodes, and a cured opaque encapsulant layer. The light-emitting diodes are disposed on a first surface of the substrate. The cured opaque encapsulant layer is disposed on the first surface and a side surface of the substrate, and surrounds the light emitting diodes. A second surface of the cured opaque encapsulant layer facing away from the substrate is a rough surface.Type: ApplicationFiled: April 1, 2022Publication date: June 15, 2023Applicant: Au Optronics CorporationInventors: Fu-Wei Chan, Kuan-Hsun Chen, Yi-Yueh Hsu
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Publication number: 20230187457Abstract: A display panel has a plurality of pixel areas and a peripheral area surrounding the pixel areas, and includes a substrate, at least two planarization layers, a plurality of pads, a first dummy pattern, and a plurality of light-emitting devices. The substrate has a first substrate edge extending in a first direction. The at least two planarization layers are disposed on the substrate. The pads are disposed on the at least two planarization layers, and are located in the pixel areas. The pads include at least one first edge pad closest to the first substrate edge. The first dummy pattern is disposed on the at least two planarization layers, and extends in the peripheral area between the at least one first edge pad and the first substrate edge. The light-emitting devices are electrically connected to the pads.Type: ApplicationFiled: March 8, 2022Publication date: June 15, 2023Applicant: Au Optronics CorporationInventors: I-Peng Chien, Chen-Yuan Tu, Cheng-Min Lu, Wei-Chou Chen, Hui-Min Sung, Tai-Tso Lin
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Patent number: 11664606Abstract: An antenna structure includes a patch antenna including two opposite edges, a microstrip line connected to the patch antenna, two first radiation assemblies respectively disposed on two sides of the patch antenna, two second radiation assemblies disposed under the two first radiation assemblies, a liquid crystal layer disposed between a first plane and a second plane, and a ground plane disposed under the two second radiation assemblies. The patch antenna, the microstrip line, and the two first radiation assemblies are located on the first plane, and each of the first radiation assemblies includes multiple separated first conductors. The two second radiation assemblies are located on the second plane, and each of the second radiation assemblies includes multiple separated second conductors. A projection of the two second radiation assemblies on the first plane, the two first radiation assemblies, and the two edges of the patch antenna collectively form two loops.Type: GrantFiled: August 6, 2021Date of Patent: May 30, 2023Assignee: Au Optronics CorporationInventors: Shih-Yuan Chen, Hsiu-Ping Liao, Chun-I Wu, Yi-Chen Hsieh, Yi-Hsiang Lai, Ching-Huan Lin, Chuang Yueh Lin
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Patent number: 11664457Abstract: The invention provides a display device and a method of manufacturing a thin film transistor. The method of manufacturing a thin film transistor comprises: (A) providing a substrate; (B) forming a light shielding layer on the substrate, and patterning the light shielding layer to form a patterned light shielding layer; (C) forming a buffer layer on the substrate; (D) forming a semiconductor layer on the substrate, and patterning the semiconductor layer to form a patterned semiconductor layer; (E) forming an insulating layer on the substrate; and (F) forming a conductive layer on the substrate, and patterning the conductive layer to form a patterned conductive layer; wherein the same mask is used for patterning the light shielding layer and the semiconductor layer. Photoelectric effect of the thin film transistor outside the display region can be effectively avoided, while reducing the number of masks in the production process.Type: GrantFiled: June 4, 2019Date of Patent: May 30, 2023Assignees: AU OPTRONICS (KUSHAN) CO., LTD., AU OPTRONICS CORPORATIONInventors: Chin-Chuan Liu, Fu-Liang Lin
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Patent number: 11664358Abstract: A display apparatus includes a driving substrate, a first light-emitting diode element, a first connection element, a second connection element, a first insulation pattern, and a reflective pattern. The driving substrate has a first pad, a second pad, a third pad, and a connection area. The first connection element is electrically connected to a first electrode of the first light-emitting diode element and the first pad of the driving substrate. The second connection element is electrically connected to a second electrode of the first light-emitting diode element and the second pad of the driving substrate. The first insulation pattern is disposed on the first light-emitting diode element, the first connection element, and the second connection element. The reflective pattern is disposed on the first insulation pattern.Type: GrantFiled: February 5, 2021Date of Patent: May 30, 2023Assignee: Au Optronics CorporationInventors: Chung-Chan Liu, Pin-Miao Liu
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Patent number: 11656493Abstract: Provided is a display apparatus including a first cholesteric liquid crystal panel, a second cholesteric liquid crystal panel, and a third cholesteric liquid crystal panel. The first cholesteric liquid crystal panel has a light receiving surface. The second cholesteric liquid crystal panel overlaps the first cholesteric liquid crystal panel and is disposed on a side of the first cholesteric liquid crystal panel away from the light receiving surface. The third cholesteric liquid crystal panel overlaps the second cholesteric liquid crystal panel and is disposed on a side of the second cholesteric liquid crystal panel away from the first cholesteric liquid crystal panel. One of the first cholesteric liquid crystal panel, the second cholesteric liquid crystal panel, and the third cholesteric liquid crystal panel is provided with multiple first light shielding patterns separated from each other.Type: GrantFiled: June 20, 2022Date of Patent: May 23, 2023Assignee: Au Optronics CorporationInventors: Chao-Wei Li, Wei-Ming Cheng, Yi-Ling Lin
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Patent number: 11656704Abstract: A driving circuit includes a driving transistor, a capacitor, a reset circuit, a touch sensing electrode, a sensing circuit, and a read circuit. The capacitor is electrically coupled to a gate terminal of the driving transistor. The reset circuit is electrically coupled to the gate terminal of the driving transistor, and the reset circuit is configured to reset the voltage level of the gate terminal of the driving transistor. The sensing circuit is electrically coupled between the touch sensing electrode and the gate terminal of the driving transistor, and the sensing circuit is configured to transmit the voltage level of the touch sensing electrode to the gate terminal of the driving transistor. The read circuit is electrically coupled to the driving transistor, and the read circuit is configured to output a touch sensing signal according to the voltage level of the gate terminal of the driving transistor.Type: GrantFiled: October 27, 2021Date of Patent: May 23, 2023Assignee: AU OPTRONICS CORPORATIONInventors: Shu-Hao Huang, Sung-Yu Su
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Publication number: 20230143881Abstract: A display panel includes a first substrate, a second substrate, a liquid crystal layer, a pixel electrode, a common electrode, a first polarizer and a second polarizer. The pixel electrode includes a trunk portion, first to fourth branch portions, and first to fourth strip portions. The trunk portion extends along a first direction. The first and second branch portions are connected to a first end of the trunk portion. The third and fourth branch portions are connected to a second end of the trunk portion. The first strip portions are connected to the first and second branch portions. The second strip portions are connected to the third and fourth branch portions. The third strip portions are connected to the first and third branch portions and the trunk portion. The fourth strip portions are connected to the second and fourth branch portions and the trunk portion.Type: ApplicationFiled: March 15, 2022Publication date: May 11, 2023Applicant: Au Optronics CorporationInventors: Tzu-Wei Kuo, Yi-Chu Wang, Hung-Che Lin, Shun-Ling Hou, Sheng-Ju Ho, Chian-Wen Hsu
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Patent number: 11644705Abstract: Provided is a display apparatus including a first display panel, a second display panel, and at least one light-absorbing layer. The first display panel has a first splicing surface. The second display panel has a second splicing surface opposite to the first splicing surface. The at least one light-absorbing layer is disposed on at least one of the first splicing surface and the second splicing surface.Type: GrantFiled: October 25, 2021Date of Patent: May 9, 2023Assignee: Au Optronics CorporationInventors: Hao-Shiun Yang, Chien-Chi Chen, Shang-Chiang Lin
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Patent number: 11646320Abstract: A pixel array substrate, including multiple pixel structures, is provided. Each of the pixel structures includes a first common electrode, a thin film transistor, a conductive pattern, a first insulating layer, a color filter pattern, a second insulating layer, and a pixel electrode. The conductive pattern is electrically connected to the thin film transistor. A first portion of the conductive pattern is disposed on the first common electrode. The first insulating layer is disposed on the conductive pattern. The color filter pattern is disposed on the first insulating layer. The second insulating layer is disposed on the color filter pattern. The pixel electrode is disposed on the second insulating layer. In a top view of the pixel array substrate, the first portion of the conductive pattern covers all edges of the first common electrode within an opening of the color filter pattern.Type: GrantFiled: June 21, 2021Date of Patent: May 9, 2023Assignee: Au Optronics CorporationInventors: Yueh-Chi Wu, Ti-Kuei Yu, Shu-Wen Liao
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Patent number: 11644726Abstract: A display device includes two adjacent pixel electrodes spaced apart from each other by a gap extending in a first direction, at least one signal line extending in the first direction and having at least one protrusion at at least one side thereof, and two adjacent common electrode lines spaced apart from each other. The orthogonal projection of one/the other common electrode line on the substrate is located between the orthogonal projection of the signal line on the substrate and the orthogonal projection of one/the other pixel electrode on the substrate. Each common electrode line has a bend segment bending away from the signal line, wherein the protrusion of the at least one signal line positionally corresponds to the bend segment of each common electrode line, and the length of the protrusion is not larger than the length of the bend segment.Type: GrantFiled: March 24, 2022Date of Patent: May 9, 2023Assignee: Au Optronics CorporationInventors: Hung-Che Lin, Yi-Chu Wang, Chien-Huang Liao, Yi-Tse Lin, Fu-ming Yu
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Patent number: 11644708Abstract: A light shielding element substrate includes a substrate, a transparent island structure and a first light shielding layer. The transparent island structure is located on the substrate. The first light shielding layer is located on the transparent island structure. The first light shielding layer is overlapping with a part of the top surface of the transparent island structure. The first light shielding layer has a first through hole overlapping the top surface of the transparent island structure.Type: GrantFiled: August 12, 2021Date of Patent: May 9, 2023Assignee: Au Optronics CorporationInventors: Ming-Yao Chen, Jui-Chi Lo, Jui-Ping Yu
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Patent number: 11646301Abstract: A display device includes a circuit board and a plurality of light-emitting units disposed on the circuit board. The circuit board includes a substrate and a plurality of signal lines disposed on the substrate. Each light-emitting unit includes a base board, at least one light-emitting element and a driving circuit layer. The light-emitting element is between the base board and the substrate. The driving circuit layer is between the light-emitting element and the base board, and electrically connected to the light-emitting element and the signal line.Type: GrantFiled: October 27, 2021Date of Patent: May 9, 2023Assignee: Au Optronics CorporationInventors: Chi-Ho Chang, Yang-En Wu
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Publication number: 20230136759Abstract: A display device includes two adjacent pixel electrodes spaced apart from each other by a gap extending in a first direction, at least one signal line extending in the first direction and having at least one protrusion at at least one side thereof, and two adjacent common electrode lines spaced apart from each other. The orthogonal projection of one/the other common electrode line on the substrate is located between the orthogonal projection of the signal line on the substrate and the orthogonal projection of one/the other pixel electrode on the substrate. Each common electrode line has a bend segment bending away from the signal line, wherein the protrusion of the at least one signal line positionally corresponds to the bend segment of each common electrode line, and the length of the protrusion is not larger than the length of the bend segment.Type: ApplicationFiled: March 24, 2022Publication date: May 4, 2023Applicant: Au Optronics CorporationInventors: Hung-Che Lin, Yi-Chu Wang, Chien-Huang Liao, Yi-Tse Lin, Fu-ming Yu
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Publication number: 20230140381Abstract: A stretchable display panel includes a first stretchable film, a first transparent optical clear adhesive, a patterned organic layer, multiple light-emitting elements, and multiple wires. The first transparent optical clear adhesive is located on the first stretchable film. The patterned organic layer includes multiple first island portions and multiple first bridge portions. Any adjacent two of the first island portions are connected via a corresponding one of the first bridge portions. The light-emitting elements are located above the first island portions. The first transparent optical clear adhesive is located between the light-emitting elements and the first stretchable film. A first surface of the patterned organic layer faces away from the light-emitting elements. An included angle between the first surface and a first side surface of the first island portions is greater than 90 degrees. The wires are located above the first bridge portions.Type: ApplicationFiled: March 24, 2022Publication date: May 4, 2023Applicant: Au Optronics CorporationInventors: Cheng-Wei Jiang, Yi-Da He