Patents Assigned to AU Optronics
  • Patent number: 12078542
    Abstract: An optical sensor circuit is provided. In the optical sensor circuit, an output stage circuit transmits a voltage of first and second node to the output line according to a first driving signal. A first sensor is configured to generate a first photocurrent according to a first color light that senses an ambient light, and generate a second photocurrent according to a second color light. A second sensor is configured to generate a third photocurrent according to a third color light, and generate a fourth photocurrent according to the second color light. In a sensing phase, when the first sensor senses the first color light, and the second sensor senses the third color light, the first sensor adjusts a voltage level of the voltage according to the first photocurrent, and the second sensor adjusts the voltage level of the voltage according to the third photocurrent.
    Type: Grant
    Filed: May 11, 2022
    Date of Patent: September 3, 2024
    Assignees: Au Optronics Corporation, National Cheng-Kung University
    Inventors: Chih-Lung Lin, Chia-En Wu, Chia-Lun Lee, Jui-Hung Chang, Jian-Shen Yu
  • Patent number: 12057527
    Abstract: A light emitting diode includes a first semiconductor layer, a second semiconductor layer, a first pad, a second pad, and a protection bump. The first semiconductor layer and the second semiconductor layer are overlapping with each other. An area of a first surface of the first semiconductor layer is larger than an area of a second surface of the second semiconductor layer. The first surface faces the second surface. The first pad is electrically connected to the first semiconductor layer. The second pad is electrically connected to the second semiconductor layer. The protection bump is located between the first pad and the second pad.
    Type: Grant
    Filed: October 19, 2021
    Date of Patent: August 6, 2024
    Assignee: Au Optronics Corporation
    Inventors: Chia-Hui Pai, Wen-Hsien Tseng
  • Patent number: 12057347
    Abstract: Provided is a manufacturing method of an active device substrate including the following steps. A blind hole is formed in a substrate. A first conductive pattern and an active device are formed on a first surface of the substrate, where the first conductive pattern overlaps the blind hole. After the first conductive pattern and the active device are formed, an etching process is executed on the substrate to form a through hole penetrating the substrate at the position of the blind hole. A conductive material is filled into the through hole to form a conductive hole. The conductive hole is electrically connected to the first conductive pattern. A second conductive pattern is formed on a second surface of the substrate, where the second conductive pattern is electrically connected to the first conductive pattern through the conductive hole.
    Type: Grant
    Filed: November 4, 2021
    Date of Patent: August 6, 2024
    Assignee: Au Optronics Corporation
    Inventors: Yi-Yueh Hsu, Kuan-Hsun Chen
  • Patent number: 12051727
    Abstract: 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: Grant
    Filed: November 2, 2021
    Date of Patent: July 30, 2024
    Assignee: Au Optronics Corporation
    Inventors: Po-Yung Liao, Yi-Da He
  • Patent number: 12034099
    Abstract: A pixel structure, including a first semiconductor layer, a first active layer, a second semiconductor layer, a second active layer, a third semiconductor layer, and an electrode layer that are sequentially stacked, is provided. A first portion of the electrode layer is electrically connected to a first portion of the first semiconductor layer through a first opening of a first portion of the third semiconductor layer, a first opening of a first portion of the second active layer, a first opening of a first portion of the second semiconductor layer, and a first opening of a first portion of the first active layer. A second portion of the electrode layer is electrically connected to a second portion of the second semiconductor layer through a second opening of a second portion of the third semiconductor layer and a second opening of a second portion of the second active layer.
    Type: Grant
    Filed: November 3, 2021
    Date of Patent: July 9, 2024
    Assignee: Au Optronics Corporation
    Inventors: Yi-Hong Chen, Chia-An Lee, Kuan-Heng Lin
  • Patent number: 12008831
    Abstract: A sensing device substrate includes a substrate and a sensing device. The sensing device is disposed on the substrate and includes a first electrode, a second electrode, a sensing layer, a conductive layer, and a first insulating layer. The first electrode is located on the substrate. The second electrode is overlapped with the first electrode. The sensing layer is located between the second electrode and the first electrode. The conductive layer is overlapped with the second electrode and electrically connected to the first electrode. The conductive layer has a first opening, and the first opening is overlapped with the sensing layer. The first insulating layer is located between the conductive layer and the second electrode. A display apparatus including the sensing device substrate is also provided.
    Type: Grant
    Filed: June 23, 2021
    Date of Patent: June 11, 2024
    Assignee: Au Optronics Corporation
    Inventors: Ming-Yao Chen, Jui-Chi Lo, Wei-Ming Huang
  • Patent number: 12009464
    Abstract: 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: Grant
    Filed: November 1, 2021
    Date of Patent: June 11, 2024
    Assignee: Au Optronics Corporation
    Inventors: Wei-Fu Wu, Yu Tseng, Yu-Ting Liu, Chih-Cheng Kao, Tsai-Chi Yeh
  • Patent number: 11996503
    Abstract: A display device includes a first substrate, a first circuit structure, and light-emitting element package structures. The first circuit structure is located above the first substrate, and the first circuit structure has holes. Light-emitting element package structures are located above the first circuit structure. Each light-emitting element package structure includes a second substrate and at least one light-emitting element. The light emitting element is located between the second substrate and the first substrate, emitting toward the first circuit substrate, and overlapping with corresponding hole of the first circuit structure. The width of the corresponding hole near the first substrate is greater than the width of the corresponding hole near the second substrate.
    Type: Grant
    Filed: October 26, 2021
    Date of Patent: May 28, 2024
    Assignee: Au Optronics Corporation
    Inventors: Chi-Ho Chang, Jian-Jhou Tseng
  • Patent number: 11980072
    Abstract: 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: Grant
    Filed: October 29, 2021
    Date of Patent: May 7, 2024
    Assignee: Au Optronics Corporation
    Inventors: Zih-Shuo Huang, Tsung-Ying Ke, Shang-Kai Shen
  • Patent number: 11963300
    Abstract: A panel device including a substrate, a conductor pad, a turning wire, and a circuit board is provided. The substrate has a first surface and a second surface connected to the first surface while a normal direction of the second surface is different from a normal direction of the first surface. The conductor pad is disposed on the first surface of the substrate. The turning wire is disposed on the substrate and extends from the first surface to the second surface. The turning wire includes a wiring layer in contact with the conductor pad and a wire covering layer covering the wiring layer. The circuit board is bonded to and electrically connected to the wire covering layer. A manufacturing method of a panel device is also provided herein.
    Type: Grant
    Filed: July 9, 2021
    Date of Patent: April 16, 2024
    Assignee: Au Optronics Corporation
    Inventors: Chun-Yueh Hou, Hao-An Chuang, Fan-Yu Chen, Hsi-Hung Chen, Yun Cheng, Wen-Chang Hsieh, Chih-Wen Lu
  • Patent number: 11955506
    Abstract: A fabrication method of a display device includes the following steps: providing a light-emitting diode (LED) display device including an circuit substrate, first LEDs, and a second LED; detecting the LED display device, wherein the second LED cannot emit light normally; removing the second LED from the circuit substrate; providing a LED substrate; transferring a third LED of the LED substrate to a first transferring substrate; transferring the third LED on the first transferring substrate to a second transferring substrate; and electrically connecting the third LED on the second transposed substrate to the circuit substrate.
    Type: Grant
    Filed: June 15, 2021
    Date of Patent: April 9, 2024
    Assignee: Au Optronics Corporation
    Inventors: Shih-Hsiung Lin, Yang-En Wu
  • Patent number: 11948928
    Abstract: A display apparatus, including a circuit substrate, a driving unit and a light-emitting unit is provided. The driving unit is disposed on the circuit substrate. The light-emitting unit is disposed on the circuit substrate. A thickness of the driving unit is substantially the same as a thickness of the light-emitting unit.
    Type: Grant
    Filed: July 16, 2021
    Date of Patent: April 2, 2024
    Assignee: Au Optronics Corporation
    Inventors: Yang-En Wu, Shih-Hsiung Lin
  • Patent number: 11930663
    Abstract: A display panel includes a first substrate, pixel structures, a first common pad, a second substrate, a second common electrode, a display medium and a conductive particle. The pixel structures are disposed on an active area of the first substrate. The first common pad is disposed on a peripheral area of the first substrate, and is electrically connected to first common electrodes of the pixel structures. The second common electrode is disposed on the second substrate. The conductive particle is disposed on the first common pad, and is electrically connected to the first common pad and the second common electrode. The conductive particle includes a core and a conductive film disposed on a surface of the core, where the conductive film has a main portion and raised portions, and a film thickness of each of the raised portions is greater than a film thickness of the main portion.
    Type: Grant
    Filed: April 9, 2021
    Date of Patent: March 12, 2024
    Assignee: Au Optronics Corporation
    Inventors: Bo-Chen Chen, Yun-Ru Cheng, Ya-Ling Hsu, Chia-Hsuan Pai, Cheng-Wei Huang, Wei-Shan Chao
  • Patent number: 11923491
    Abstract: An electronic device, including a substrate, an edge wire, a first protection layer, and a second protection layer, is provided. The substrate has a first surface, a second surface, and a side surface connecting the first surface and the second surface. A normal vector of the side surface is different from the first surface and the second surface. The edge wire is configured on the substrate, extending from the first surface to the second surface while passing through the side surface. The first protection layer is configured on the edge wire. The edge wire is sandwiched between the substrate and the first protection layer. The edge wire and the first protection layer form an undercut structure. The second protection layer is configured on the substrate and fills the undercut structure. A manufacturing method of an electronic device is also provided.
    Type: Grant
    Filed: July 15, 2021
    Date of Patent: March 5, 2024
    Assignee: Au Optronics Corporation
    Inventors: Chih-Wen Lu, Hao-An Chuang, Chun-Yueh Hou
  • Patent number: 11910642
    Abstract: A display apparatus includes a first substrate, a pixel structure, a second substrate, and an anti-reflection structure. The pixel structure is disposed on the first substrate, and has an active element and a pixel electrode electrically connected to the active element. The second substrate is disposed opposite to the first substrate. The anti-reflection structure is disposed on the second substrate and is located between the first substrate and the second substrate. The anti-reflection structure includes a first insulating layer and a metal layer. The first insulating layer is disposed on the second substrate. The metal layer is disposed on the first insulating layer. The first insulating layer is located between the second substrate and the metal layer. The first insulating layer has an opening, the metal layer has an opening, and the opening of the first insulating layer and the opening of the metal layer overlap with the pixel electrode.
    Type: Grant
    Filed: February 25, 2021
    Date of Patent: February 20, 2024
    Assignee: Au Optronics Corporation
    Inventors: Chun-Cheng Hung, Zhu-Hang Wu, Che-Yuan Chang, Chee-Wai Lau, Mao-Hsun Cheng
  • Patent number: 11901369
    Abstract: A pixel array substrate, including multiple pixel structures, multiple data lines, multiple scan line groups, multiple transfer line groups, multiple connection terminal groups, and multiple bridge line groups, is provided. The multiple data lines are electrically connected to the multiple pixel structures and arranged in a first direction. Each scan line group includes multiple scan lines arranged in a second direction. The multiple scan lines of the multiple scan line groups are electrically connected to the multiple pixel structures. Each transfer line group includes multiple transfer lines arranged in the first direction. The multiple transfer lines of each transfer line group are electrically connected to the multiple scan lines of a corresponding scan line group. The bridge line groups are structurally separated. Each bridge line group is electrically connected to a corresponding transfer line group and a corresponding connection terminal group.
    Type: Grant
    Filed: July 27, 2021
    Date of Patent: February 13, 2024
    Assignee: Au Optronics Corporation
    Inventors: Mu-Kai Wang, Ai-Ju Tsai, Kuo-Yu Huang, Yueh-Hung Chung
  • Patent number: 11891022
    Abstract: A raindrop sensor device, including a substrate, a raindrop sensor element, a first light emitting diode, and an active element, is provided. The raindrop sensor element is located on the substrate and includes a first electrode and a second electrode separated from each other. The first light emitting diode is located on the substrate and is electrically connected to the first electrode. The first electrode and the second electrode are closer to the substrate than the active element. The active element is located on the substrate and is electrically connected to the first light emitting diode.
    Type: Grant
    Filed: July 27, 2021
    Date of Patent: February 6, 2024
    Assignee: Au Optronics Corporation
    Inventors: Chia-Chi Lee, Pao-Yu Huang
  • Patent number: 11888009
    Abstract: A sensing apparatus including a sensing device, a light-transmitting protective layer, a light-shielding layer, a light-transmitting adhesive layer and a light guide device is provided. The light-transmitting protective layer is disposed on the sensing device. The light-shielding layer is disposed on the light-transmitting protective layer. The light shielding layer has a pinhole corresponding to the sensing device. The light-transmitting adhesive layer is disposed on the light-transmitting protective layer and at least in the pinhole. The light guide device is disposed on the light-transmitting adhesive layer and corresponds to the pinhole. There is a gap between the light guide device and the light shielding layer; and/or the refractive index of the light-transmitting adhesive layer is greater than the refractive index of the light guide device.
    Type: Grant
    Filed: June 18, 2021
    Date of Patent: January 30, 2024
    Assignee: Au Optronics Corporation
    Inventors: Yan-Liang Chen, Mei-Lien Huang, Chin-Hsing Li
  • Patent number: 11887529
    Abstract: A pixel array is provided. The pixel array includes a plurality of pixels, wherein each of the pixels includes a light emitting diode, a first transistor, a second transistor, a third transistor, a fourth transistor, and a fifth transistor. The first transistor receives a first data signal and a first scan signal. The second transistor is coupled to the first transistor and an anode of the light emitting diode. The third transistor receives a system high voltage and a first control signal, and is coupled to the second transistor. The fourth transistor is coupled to an anode of a light emitting diode of an adjacent pixel, a control terminal of the third transistor, and a cathode of the light emitting diode. The fifth transistor is coupled to the cathode of the light emitting diode, and receives a second control signal and a system low voltage.
    Type: Grant
    Filed: April 19, 2022
    Date of Patent: January 30, 2024
    Assignee: Au Optronics Corporation
    Inventors: Ya-Jung Wang, Jing-Wun Jhang, Rong-Fu Lin, Nien-Chen Li, Hsien-Chun Wang, Che-Chia Chang, June Woo Lee, Hsin-Ying Lin, Chia-Ting Hsieh, Chien-Fu Huang, Sung-Yu Su
  • Patent number: 11882733
    Abstract: An organic semiconductor substrate includes a base, a first conductive pattern, a second conductive pattern, a first metal oxide pattern, a second metal oxide pattern, an organic flat pattern layer, a source, a drain, an organic semiconductor pattern, an organic gate insulating layer, and a gate. The first conductive pattern and the second conductive pattern are disposed on the base and separated from each other. The first metal oxide pattern and the second metal oxide pattern respectively cover and are electrically connected to the first conductive pattern and the second conductive pattern, respectively. A first portion of the organic flat pattern layer is disposed between the first metal oxide pattern and the second metal oxide pattern. A surface of the first metal oxide pattern has a first distance from the base. A surface of the first portion of the organic flat pattern layer has a second distance from the base. The second distance is less than or equal to the first distance.
    Type: Grant
    Filed: July 1, 2021
    Date of Patent: January 23, 2024
    Assignee: Au Optronics Corporation
    Inventors: Shuo-Yang Sun, Shih-Hua Hsu, Ching-Wen Chen, Ying-Hui Lai