Patents Assigned to AU Optronics Corporation
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Publication number: 20230064954Abstract: A display device includes a circuit substrate, a silicon dioxide pattern, and a plurality of light-emitting elements. The silicon dioxide pattern is located on the circuit substrate and has a plurality of openings. The light-emitting elements are located on the circuit substrate and are electrically connected to the circuit substrate. The light-emitting elements are located in the openings and are adjacent to the silicon dioxide pattern. A manufacturing method of a display device is also provided.Type: ApplicationFiled: November 4, 2021Publication date: March 2, 2023Applicant: Au Optronics CorporationInventors: Shiuan-Tzung Cheng, Ching-Yao Shih, Cheng-Liang Wang
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Publication number: 20230069739Abstract: A display device includes a circuit substrate, multiple light-emitting elements, a color conversion layer, and a bank. The light-emitting elements are disposed on and electrically connected to the circuit substrate, respectively. The color conversion layer is disposed on a first light-emitting element of the light-emitting elements. The bank is disposed between the light-emitting elements. There is a gap between the bank and the color conversion layer. A manufacturing method of a display device is also provided.Type: ApplicationFiled: October 27, 2021Publication date: March 2, 2023Applicant: Au Optronics CorporationInventors: Pu-Jung Huang, Cheng-Yeh Tsai
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Publication number: 20230056290Abstract: A display apparatus including a first substrate, a first electrode, a second substrate, a first microlens layer, a second microlens layer, a second electrode, a blocking wall structure, an electrophoresis medium, and multiple particles. The first electrode is disposed on the first substrate. The first microlens layer, having multiple first microlenses, is disposed on the second substrate. The second microlens layer, having multiple second microlenses, is disposed on the first microlens layer. The second electrode is disposed on the second microlens layer. The blocking wall structure is at least disposed between the first electrode and the second electrode and has an accommodating space corresponding to the first electrode. The electrophoresis medium is disposed in the accommodating space. The first microlens layer and the second microlens layer are disposed between the second substrate and at least a portion of the electrophoresis medium. The particles are mixed within the electrophoresis medium.Type: ApplicationFiled: November 1, 2021Publication date: February 23, 2023Applicant: Au Optronics CorporationInventor: Yu-Pin Kuo
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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: 11586068Abstract: A display apparatus includes a backlight source, a privacy filter disposed on the backlight source, a light adjusting panel disposed on the privacy filter, and a display panel disposed on the light adjusting panel. The light adjusting panel includes a first substrate, a first electrode, a second electrode, a first vertical alignment film disposed on the first substrate, a second substrate disposed opposite to the first substrate, a second vertical alignment film disposed on the second substrate, and a positive liquid crystal layer disposed between the first vertical alignment film and the second vertical alignment film. The first electrode and the second electrode are disposed on the first substrate. Here, the first electrode has a plurality of first slits, and a plurality of orthogonal projections of the first slits on the first substrate overlap an orthogonal projection of the second electrode on the first substrate.Type: GrantFiled: February 8, 2022Date of Patent: February 21, 2023Assignee: Au Optronics CorporationInventors: Min-Hsuan Chiu, Chih-Hao Chen, Seok-Lyul Lee, Syuan-Ling Yang
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Patent number: 11586085Abstract: A display apparatus including data lines, first gate lines, pixel structures, second gate lines, and first common lines is provided. The data lines are arranged in a first direction. The first gate lines are arranged in a second direction. The data lines and the second gate lines are arranged in the first direction, and the second gate lines are electrically connected to the first gate lines. The pixel structures are arranged in pixel columns which are arranged in the first direction. Each of the first common lines and the corresponding second gate line are configured between two adjacent pixel columns. The first common line and the corresponding second gate line are configured respectively on the opposite sides of the first gate line which is electrically connected to the corresponding second gate line. The first common line and the corresponding second gate line are structurally separated.Type: GrantFiled: July 27, 2020Date of Patent: February 21, 2023Assignee: Au Optronics CorporationInventors: Sheng-Yen Cheng, Min-Tse Lee, Hung-Chia Liao, Jia-Hong Wang, Ping-Wen Chen, Yueh-Hung Chung, Ya-Ling Hsu, Chen-Hsien Liao
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Patent number: 11587474Abstract: A flexible device array substrate includes: a substrate, a metal-containing layer, and an electronic component layer. The metal-containing layer is disposed on the substrate. The metal-containing layer includes: a first layer and a second layer. The first layer is located on a side close to the substrate, and the first layer contains a first metal oxide to form a peeling interface in the first layer. The second layer is located on a side away from the substrate, and the second layer contains a second metal oxide. The oxidation number of the metal in the second metal oxide is smaller than the oxidation number of the metal in the first metal oxide. The electronic component layer is disposed above the metal-containing layer. A method of manufacturing the flexible device array substrate is also provided.Type: GrantFiled: July 2, 2020Date of Patent: February 21, 2023Assignee: Au Optronics CorporationInventors: Tsung-Ying Ke, Chih-Tsung Lee, Ting Kang
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Publication number: 20230052120Abstract: A light detection device including a substrate, a first light detector, a second light detector, and a switch element is provided. The first light detector is disposed on the substrate and includes a first active layer. The second light detector is disposed between the substrate and the first light detector and includes a second active layer. The switch element is disposed on the substrate. A horizontal projection of the second active layer on the substrate completely falls within a horizontal projection of the first active layer on the substrate. A negative electrode of the first light detector and a negative electrode of the second light detector are electrically connected to the switch element via a first metal layer.Type: ApplicationFiled: October 27, 2021Publication date: February 16, 2023Applicant: Au Optronics CorporationInventor: Yen-Tang Huang
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Publication number: 20230050951Abstract: A display device includes a pixel array substrate and a circuit board. The pixel array substrate has a first surface, a second surface opposite to the first surface, and a first side surface connecting the first surface and the second surface. Multiple bonding pads are located on the first surface. The circuit board is bent from above the first surface of the pixel array substrate to below the second surface. The circuit board is electrically connected to the bonding pads and includes a thermoplastic substrate. The thermoplastic substrate includes a third surface facing the pixel array substrate and a fourth surface opposite to the third surface. The thermoplastic substrate includes a first bend formed by thermoplastics.Type: ApplicationFiled: November 1, 2021Publication date: February 16, 2023Applicant: Au Optronics CorporationInventors: Wei-Fu Wu, Yu Tseng, Yu-Ting Liu, Chih-Cheng Kao, Tsai-Chi Yeh
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Publication number: 20230052247Abstract: A fingerprint sensing apparatus including a first substrate, a light sensing structure, a second substrate, a lens layer, a filler, and a first light shielding layer is provided. The light sensing structure is disposed on a sensing area of the first substrate. The lens layer is disposed on the second substrate. The lens layer has multiple first convex portions and a first concave portion. The filler is disposed between the lens layer and the light sensing structure. The refractive index of the filler is greater than the refractive index of the lens layer. The first light shielding layer is disposed between the second substrate and the lens layer. A solid of the first light shielding layer overlaps the first convex portions of the lens layer. An opening of the first light shielding layer overlaps the first concave portion of the lens layer.Type: ApplicationFiled: November 4, 2021Publication date: February 16, 2023Applicant: Au Optronics CorporationInventors: Jui-Ping Yu, Che-Wei Lin
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Patent number: 11574496Abstract: A fingerprint recognition device including a light emitting layer, an image sensing layer and a micro-lens layer is provided. The image sensing layer has a plurality of pixels. The micro-lens layer is disposed between the light emitting layer and the image sensing layer and has a plurality of micro lenses respectively corresponding to the pixels. A distance between the micro-lens layer and the light emitting layer is less than or equal to 800 um and greater than or equal to h1, where h1=(x/2Ă—tan ?), x is the minimum distance between two micro lenses respectively corresponding to different pixels on a plane where the micro-lens layer is disposed, and ? is an FWHM light receiving angle of each of the micro lenses.Type: GrantFiled: October 29, 2021Date of Patent: February 7, 2023Assignee: Au Optronics CorporationInventors: Shang-Wei Hsieh, Ken-Yu Liu, Chao-Chien Chiu, Yan-Liang Chen
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Patent number: 11574935Abstract: A pixel array substrate, including gate elements and transfer elements, is provided. The gate elements include an n-th gate element and an m-th gate element. The transfer elements include a n-th transfer element and an m-th transfer element electrically connected to the n-th gate element and the m-th gate element respectively. A peripheral portion of each of the transfer elements includes a first straight section. A peripheral portion of the n-th transfer element further includes a first lateral section. The first lateral section of the n-th transfer element and the first straight section of the n-th transfer element respectively belong to a first conductive layer and a second conductive layer. A peripheral portion of the m-th transfer element crosses over the first lateral section of the peripheral portion of the n-th transfer element.Type: GrantFiled: August 19, 2020Date of Patent: February 7, 2023Assignee: Au Optronics CorporationInventors: Min-Tse Lee, Sheng-Yen Cheng, Yueh-Hung Chung, Ya-Ling Hsu, Chen-Hsien Liao, Peng-Che Tai, Ping-Hung Shih
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Publication number: 20230035136Abstract: A display panel includes a circuit substrate, a plurality of first electrodes, a first bank layer, a second bank layer, an organic light-emitting material layer, and a second electrode. The first bank layer is located on the first electrodes and has a plurality of first openings overlapped with the first electrodes. The second bank layer is located on the first bank layer and the circuit substrate. The second bank layer has a plurality of second openings extended along a first direction. A single second opening has a different width in a second direction. The second openings are overlapped with the first openings, and the second openings and the first openings together form organic light-emitting material filling regions. A maximum width of a first portion of each organic light-emitting material filling region is greater than a maximum width of a second portion of each organic light-emitting material filling region.Type: ApplicationFiled: October 29, 2021Publication date: February 2, 2023Applicant: Au Optronics CorporationInventors: Yu-Syuan Lin, Chien-Chuan Chen, Peng-Yu Chen
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Publication number: 20230030752Abstract: A display panel, including a circuit substrate, a light emitting diode, and a reflective layer, is provided. The light emitting diode includes a light emitting layer and first and second semiconductor layers. The light emitting layer is located between the first and second semiconductor layers. The second semiconductor layer is located between the first semiconductor layer and the circuit substrate. The reflective layer is in contact with a part of a side surface of the light emitting diode. A part of the reflective layer is located between the light emitting diode and the circuit substrate. Taking a direction perpendicular to a top surface of the circuit substrate as a height direction, a horizontal height of a top surface of the reflective layer is located between a horizontal height of a top surface of the light emitting layer and a horizontal height of a top surface of the light emitting diode.Type: ApplicationFiled: November 1, 2021Publication date: February 2, 2023Applicant: Au Optronics CorporationInventors: Ming-Lung Chen, Kun-Cheng Tien, Chien-Huang Liao
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Patent number: 11568799Abstract: A driving circuit for a display panel and including a receiving interface, a timing controller, a pulse width modulation controller and a line latch is disclosed. The receiving interface is configured to receive a first input signal, a second input signal and a link signal to generate a plurality of display data accordingly, wherein the first input signal and the second input signal are a pair of differential signals. The timing controller is configured to interpret the first input signal, the second input signal and the link signal to generate a trigger signal. The pulse width modulation controller is configured to perform pulse width modulation to generate a first output signal and a second output signal. The line latch is configured to hold the first and second output signals, and output the first and second output signals according to the trigger signal to drive the display panel.Type: GrantFiled: October 29, 2021Date of Patent: January 31, 2023Assignee: AU OPTRONICS CORPORATIONInventors: Chih-Hao Hung, Hung-Chi Wang, Ya-Fang Chen, Chih-Hsiang Yang
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Patent number: 11563157Abstract: A light-emitting device, including a circuit substrate, a first light-emitting diode, and a first fixing structure, is provided. The circuit substrate includes a substrate, a first pad, a flat layer, and a first electrical connection material. The first pad and the flat layer are located on the substrate. The flat layer has a first opening overlapping the first pad. The first electrical connection material is located in the first opening and is electrically connected to the first pad. The first light-emitting diode is located on the flat layer and in contact with the first electrical connection material. The first fixing structure is located between the first light-emitting diode and the flat layer. The vertical projection of the first fixing structure on the substrate is located in the vertical projection of the first light-emitting diode on the substrate.Type: GrantFiled: September 26, 2020Date of Patent: January 24, 2023Assignee: Au Optronics CorporationInventors: Hui-Yang Chuang, Chin-Yuan Ho, Tsung-Tien Wu
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Publication number: 20230021112Abstract: A display device, including a flexible substrate, multiple lighting units, and multiple signal lines, is provided. The lighting units and the signal lines are located on the flexible substrate, and the signal lines are respectively electrically connected to the lighting units. Each signal line includes multiple first conductive patterns, at least one second conductive pattern, and at least one third conductive pattern. The first conductive patterns are located on the flexible substrate. The second conductive pattern is located on the first conductive patterns, and two ends of each second conductive pattern are respectively connected to two first conductive patterns. In a stretched state, the two first conductive patterns twist the commonly connected second conductive pattern. The third conductive pattern is superimposed on the second conductive pattern.Type: ApplicationFiled: October 29, 2021Publication date: January 19, 2023Applicant: Au Optronics CorporationInventors: Zih-Shuo Huang, Tsung-Ying Ke, Shang-Kai Shen
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Publication number: 20230014890Abstract: An active device substrate includes a substrate, a first semiconductor layer, a gate insulating layer, a first gate, a first source, a first drain and a shielding electrode. The first semiconductor layer includes a first heavily doped region, a first lightly doped region, a channel region, a second lightly doped region, and a second heavily doped region that are sequentially connected. The first gate is located on the gate insulating layer and overlaps the channel region. The first source is electrically connected to the first heavily doped region. The first drain is electrically connected to the second heavily doped region. The shielding electrode overlaps the second lightly doped region in a normal direction of the substrate.Type: ApplicationFiled: November 2, 2021Publication date: January 19, 2023Applicant: Au Optronics CorporationInventors: Po-Yung Liao, Yi-Da He
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Patent number: 11556036Abstract: A metal structure includes a patterned molybdenum tantalum oxide layer and a patterned metal layer. The patterned molybdenum tantalum oxide layer is disposed on a first substrate, in which the patterned molybdenum tantalum oxide layer includes about 2 to 12 atomic percent of tantalum. Both of an atomic percent of molybdenum and an atomic percent of oxygen of the patterned molybdenum tantalum oxide layer are greater than the atomic percent of tantalum of the patterned molybdenum tantalum oxide layer. The patterned metal layer is disposed on the patterned molybdenum tantalum oxide layer.Type: GrantFiled: October 26, 2020Date of Patent: January 17, 2023Assignee: AU OPTRONICS CORPORATIONInventors: Shuo-Hong Wang, Chun-Nan Lin, Chia-Tsung Wu, Chi-Ting Kuo, Ko-Jui Lee, Chia-Hung Li, Chia-Ming Chang
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Patent number: 11558043Abstract: The disclosure provides a voltage adjust circuit. The voltage adjust circuit includes a buffer circuit, a bias circuit, a level shifter and a cross voltage limit circuit. The buffer circuit includes a plurality of pull-up transistors and a plurality of pull-down transistors. The pull-up transistors coupled in series between an output terminal of the circuit and a high voltage system terminal. The pull-down transistors coupled in series between the output terminal and a low voltage system terminal. The cross voltage limit circuit is configured to limit transient and static bias voltages across two terminals of the pull-up transistors or the pull-down transistors.Type: GrantFiled: November 2, 2021Date of Patent: January 17, 2023Assignee: AU OPTRONICS CORPORATIONInventors: Yi-Chen Lu, Hsu-Chi Li, Yi-Jan Chen, Boy-Yiing Jaw, Chin-Tang Chuang, Chung-Hung Chen