Patents by Inventor Kung-Chen Kuo

Kung-Chen Kuo 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).

  • Publication number: 20240119909
    Abstract: A modulating device is provided. The modulating device includes multiple modulating elements, multiple pixel circuits, and a compensation circuit. The pixel circuits are electrically connected to the modulating elements correspondingly. The compensation circuit includes a driving unit, a voltage source, and a current source. The driving unit provides a driving signal to the pixel circuits. The voltage source is electrically connected to the driving unit. The voltage source provides a constant voltage to the pixel circuits. The current source is electrically connected to the driving unit. The current source provides a constant current to the pixel circuits.
    Type: Application
    Filed: September 11, 2023
    Publication date: April 11, 2024
    Applicant: Innolux Corporation
    Inventors: Kung-Chen Kuo, Yi-Hung Lin, Po-Syun Chen
  • Publication number: 20240113695
    Abstract: A modulation device including a plurality of electronic elements, at least one first signal line and a first driving circuit is provided. The at least one first signal line is respectively electrically connected to at least one of the electronic elements. The first driving circuit is electrically connected to the at least one first signal line. The first driving circuit provides a first signal to at least one of the at least one first signal line. The first signal includes a first pulse. The first pulse includes a first section and a second section closely adjacent to the first section.
    Type: Application
    Filed: August 30, 2023
    Publication date: April 4, 2024
    Applicant: Innolux Corporation
    Inventors: Yi-Hung Lin, Kung-Chen Kuo, Yu-Chia Huang, Nai-Fang Hsu
  • Patent number: 11923378
    Abstract: The present disclosure provides an electronic device including a substrate, a common electrode, and a plurality of pixels. The common electrode is disposed on the substrate. The pixels are disposed on the substrate, and at least one of the pixels includes a thin film transistor, a first electrode, a second electrode, and an auxiliary electrode. The first electrode is electrically connected to the thin film transistor. The auxiliary electrode is partially overlapped with the first electrode in a top view direction of the electronic device. The auxiliary electrode is electrically connected to the common electrode and electrically isolated from the first electrode, and the first electrode and the auxiliary electrode have a minimum distance less than a minimum distance between the first electrode and the common electrode.
    Type: Grant
    Filed: February 20, 2023
    Date of Patent: March 5, 2024
    Assignee: InnoLux Corporation
    Inventors: Chi-Lun Kao, Ker-Yih Kao, Ming-Chun Tseng, Kung-Chen Kuo
  • Patent number: 11887537
    Abstract: A driving circuit includes a first transistor, a second transistor and a third transistor. The first transistor has a first terminal connected to a first voltage level, a second terminal, and a third terminal. The second transistor has a first terminal connected to the second terminal of the first transistor, a second terminal connected to a second voltage level, and a third terminal connected to the third terminal of the first transistor. The third transistor has a first terminal connected to the first terminal of the second transistor. The first transistor and the second transistor are low temperature poly-silicon transistors, and the third transistor is an oxide semiconductor transistor.
    Type: Grant
    Filed: August 10, 2022
    Date of Patent: January 30, 2024
    Assignee: INNOLUX CORPORATION
    Inventors: Lien-Hsiang Chen, Kung-Chen Kuo, Ming-Chun Tseng, Cheng-Hsu Chou, Kuan-Feng Lee
  • Patent number: 11888470
    Abstract: An electronic device includes an electronic component, a driving circuit and a circuit. The driving circuit is electrically connected between a node and a first voltage. The electronic component is electrically connected between the node and a second voltage. The circuit is electrically connected between the node and a third voltage. The first voltage is different from the second voltage and the third voltage.
    Type: Grant
    Filed: August 4, 2022
    Date of Patent: January 30, 2024
    Assignee: Innolux Corporation
    Inventors: Kazuyuki Hashimoto, Kung-Chen Kuo
  • Patent number: 11881171
    Abstract: An electronic device including a substrate and a pixel circuit is provided. The substrate includes an active area and a peripheral area. The peripheral area is adjacent to the active area. The pixel circuit is disposed in the active area on the substrate. The pixel circuit includes an amplifier circuit and a tunable element. The amplifier circuit includes a non-inverting input terminal, an inverting input terminal, and an output terminal. The output terminal is electrically connected to the inverting input terminal, so that the amplifier circuit is a negative feedback circuit. The tunable element is electrically connected to the output terminal of the amplifier circuit.
    Type: Grant
    Filed: November 9, 2022
    Date of Patent: January 23, 2024
    Assignee: Innolux Corporation
    Inventors: Ming-Chun Tseng, Kung-Chen Kuo, Lien-Hsiang Chen, Yong-Zhi Liu, Po-Syun Chen
  • Publication number: 20240021147
    Abstract: An electronic circuit is provided. The electronic circuit includes a first transistor, a second transistor, a third transistor, a fourth transistor, a first compensation transistor, and a second compensation transistor. The first compensation transistor includes a first terminal, a second terminal, and a third terminal. The first terminal of the first compensation transistor is coupled to the second terminal of the first compensation transistor and a first connection node between the first transistor and the second transistor. The third terminal of the first compensation transistor receives one of a scan signal and a reset signal. The second compensation transistor includes a first terminal, a second terminal, and a third terminal. The second terminal of the second compensation transistor is coupled to a second connection node between the third transistor and the fourth transistor. The third terminal of the second compensation transistor receives a reference low voltage signal.
    Type: Application
    Filed: June 7, 2023
    Publication date: January 18, 2024
    Applicant: Innolux Corporation
    Inventors: Ming-Chun Tseng, Kung-Chen Kuo, Lien-Hsiang Chen, Yong-Zhi Liu, Po-Syun Chen
  • Publication number: 20230410731
    Abstract: An electronic device is provided. The electronic device includes a pixel array, a gate driver and a bias control signal driver. The pixel array includes a pixel unit. The gate driver is configured to generate a plurality of gate control signals. The bias control signal driver is electrically connected to the pixel unit and the gate driver. The bias control signal driver is configured to generate a bias signal to drive the pixel unit according to a part of the plurality of gate control signals.
    Type: Application
    Filed: September 4, 2023
    Publication date: December 21, 2023
    Applicant: Innolux Corporation
    Inventors: Kazuyuki Hashimoto, Yi-Hung Lin, Kung-Chen Kuo
  • Patent number: 11842676
    Abstract: An electronic device is provided. The electronic device includes a detection circuit. The detection circuit includes a programming detection circuit, a light-emitting detection circuit and a determining circuit. The programming detection circuit receives a scan signal, a reset signal and a light-emitting enable signal for a driving circuit of a pixel unit, and provides a first detection signal in a first stage according to the scan signal, the reset signal and the light-emitting enable signal. The light-emitting detection circuit receives the scan signal, the reset signal and the light-emitting enable signal, and provides a second detection signal in a second stage according to the scan signal, the reset signal and the light-emitting enable signal. The determining circuit determines whether to output the light-emitting enable signal to the driving circuit according to the first detection signal and the second detection signal.
    Type: Grant
    Filed: November 14, 2022
    Date of Patent: December 12, 2023
    Assignee: Innolux Corporation
    Inventors: Yong-Zhi Liu, Ming-Chun Tseng, Kung-Chen Kuo, Lien-Hsiang Chen, Po-Syun Chen
  • Publication number: 20230361759
    Abstract: An electronic device is provided. The electronic device includes a first unit and a second unit. The first unit includes a first driving circuit and a first inverter. The second unit is adjacent to the first unit. The second unit includes a second driving circuit. The first inverter is electrically connected to the first driving circuit and the second driving circuit.
    Type: Application
    Filed: April 6, 2023
    Publication date: November 9, 2023
    Applicant: Innolux Corporation
    Inventors: Sheng-Feng Huang, Kung-Chen Kuo, Yi-Hung Lin
  • Patent number: 11790838
    Abstract: An electronic device is provided. The electronic device includes a pixel array, a gate driver and a bias control signal driver. The pixel array includes a pixel unit. The gate driver is configured to generate a plurality of gate control signals. The bias control signal driver is electrically connected to the pixel unit and the gate driver. The bias control signal driver is configured to generate a bias signal to drive the pixel unit according to a part of the plurality of gate control signals.
    Type: Grant
    Filed: September 19, 2022
    Date of Patent: October 17, 2023
    Assignee: Innolux Corporation
    Inventors: Kazuyuki Hashimoto, Yi-Hung Lin, Kung-Chen Kuo
  • Publication number: 20230329045
    Abstract: A display device includes: a substrate; a metal layer disposed on the substrate; an insulating layer disposed on the metal layer; and a first light emitting diode including a first electrode disposed on the metal layer, wherein a via hole passes through the insulating layer, the first electrode electrically connects to the metal layer through the via hole, and an outline of the via hole includes an arc edge.
    Type: Application
    Filed: June 14, 2023
    Publication date: October 12, 2023
    Inventors: Lien-Hsiang CHEN, Kung-Chen KUO, Sheng-Kai HSU, Hsia-Ching CHU, Mei-Chun SHIH
  • Patent number: 11783761
    Abstract: The disclosure provides an electronic device including a pixel circuit and a protection circuit. The pixel circuit includes a driving transistor. The protection circuit includes a first connection transistor, a first switching transistor, and a logic circuit. The first connection transistor is coupled to the driving transistor. The first switching transistor is coupled to the first connection transistor. The logic circuit is coupled to the first switching transistor. The electronic device of the disclosure may provide a pixel protection function through the protection circuit coupled with the pixel circuit.
    Type: Grant
    Filed: April 25, 2022
    Date of Patent: October 10, 2023
    Assignee: Innolux Corporation
    Inventors: Ming-Chun Tseng, Kung-Chen Kuo, Lien-Hsiang Chen
  • Publication number: 20230284496
    Abstract: A light-emitting device is provided. The light-emitting device includes a circuit substrate, an array substrate, a plurality of light-emitting units and a driver. The circuit substrate has a top surface. A top circuit is disposed on the top surface. The array substrate is disposed on the top surface of the circuit substrate and electrically connected to the top circuit. The light-emitting units are disposed on the array substrate. The light-emitting device further includes an electrical connection structure, a plurality of light extraction layers, a protective layer, a plurality of test pads, and a light absorption layer. The plurality of test pads are disposed on the array substrate, and the light absorption layer covers at least one of the test pads.
    Type: Application
    Filed: March 30, 2023
    Publication date: September 7, 2023
    Inventors: Shun-Yuan HU, Chin-Lung TING, Li-Wei MAO, Ming-Chun TSENG, Kung-Chen KUO, Yi-Hua HSU, Ker-Yih KAO
  • Patent number: 11723239
    Abstract: A display device includes: a substrate; a data line disposed on the substrate; an another data line disposed on the substrate and adjacent to the data line; a first light emitting diode including a first electrode; and a second light emitting diode including an another first electrode, wherein the first electrode partially overlaps the data line, the another first electrode partially overlaps the another data line, and an area of the first electrode and an area of the another first electrode are different.
    Type: Grant
    Filed: April 12, 2022
    Date of Patent: August 8, 2023
    Assignee: INNOLUX CORPORATION
    Inventors: Lien-Hsiang Chen, Kung-Chen Kuo, Sheng-Kai Hsu, Hsia-Ching Chu, Mei-Chun Shih
  • Publication number: 20230206823
    Abstract: An electronic device is provided. The electronic device includes a pixel array, a gate driver and a bias control signal driver. The pixel array includes a pixel unit. The gate driver is configured to generate a plurality of gate control signals. The bias control signal driver is electrically connected to the pixel unit and the gate driver. The bias control signal driver is configured to generate a bias signal to drive the pixel unit according to a part of the plurality of gate control signals.
    Type: Application
    Filed: September 19, 2022
    Publication date: June 29, 2023
    Applicant: Innolux Corporation
    Inventors: Kazuyuki Hashimoto, Yi-Hung Lin, Kung-Chen Kuo
  • Publication number: 20230207574
    Abstract: The present disclosure provides an electronic device including a substrate, a common electrode, and a plurality of pixels. The common electrode is disposed on the substrate. The pixels are disposed on the substrate, and at least one of the pixels includes a thin film transistor, a first electrode, a second electrode, and an auxiliary electrode. The first electrode is electrically connected to the thin film transistor. The auxiliary electrode is partially overlapped with the first electrode in a top view direction of the electronic device. The auxiliary electrode is electrically connected to the common electrode and electrically isolated from the first electrode, and the first electrode and the auxiliary electrode have a minimum distance less than a minimum distance between the first electrode and the common electrode.
    Type: Application
    Filed: February 20, 2023
    Publication date: June 29, 2023
    Applicant: InnoLux Corporation
    Inventors: Chi-Lun Kao, Ker-Yih Kao, Ming-Chun Tseng, Kung-Chen Kuo
  • Publication number: 20230186852
    Abstract: An electronic device including a substrate and a pixel circuit is provided. The substrate includes an active area and a peripheral area. The peripheral area is adjacent to the active area. The pixel circuit is disposed in the active area on the substrate. The pixel circuit includes an amplifier circuit and a tunable element. The amplifier circuit includes a non-inverting input terminal, an inverting input terminal, and an output terminal. The output terminal is electrically connected to the inverting input terminal, so that the amplifier circuit is a negative feedback circuit. The tunable element is electrically connected to the output terminal of the amplifier circuit.
    Type: Application
    Filed: November 9, 2022
    Publication date: June 15, 2023
    Applicant: Innolux Corporation
    Inventors: Ming-Chun Tseng, Kung-Chen Kuo, Lien-Hsiang Chen, Yong-Zhi Liu, Po-Syun Chen
  • Publication number: 20230186834
    Abstract: An electronic device is provided. The electronic device includes a detection circuit. The detection circuit includes a programming detection circuit, a light-emitting detection circuit and a determining circuit. The programming detection circuit receives a scan signal, a reset signal and a light- emitting enable signal for a driving circuit of a pixel unit, and provides a first detection signal in a first stage according to the scan signal, the reset signal and the light-emitting enable signal. The light-emitting detection circuit receives the scan signal, the reset signal and the light-emitting enable signal, and provides a second detection signal in a second stage according to the scan signal, the reset signal and the light-emitting enable signal. The determining circuit determines whether to output the light-emitting enable signal to the driving circuit according to the first detection signal and the second detection signal.
    Type: Application
    Filed: November 14, 2022
    Publication date: June 15, 2023
    Applicant: Innolux Corporation
    Inventors: Yong-Zhi Liu, Ming-Chun Tseng, Kung-Chen Kuo, Lien-Hsiang Chen, Po-Syun Chen
  • Publication number: 20230179202
    Abstract: An electronic device includes an electronic component, a driving circuit and a circuit. The driving circuit is electrically connected between a node and a first voltage. The electronic component is electrically connected between the node and a second voltage. The circuit is electrically connected between the node and a third voltage. The first voltage is different from the second voltage and the third voltage.
    Type: Application
    Filed: August 4, 2022
    Publication date: June 8, 2023
    Applicant: Innolux Corporation
    Inventors: Kazuyuki Hashimoto, Kung-Chen Kuo