Patents by Inventor Lien-Hsiang CHEN

Lien-Hsiang CHEN 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: 20240105121
    Abstract: An electronic device includes a substrate, a first silicon transistor, a second silicon transistor and a first oxide semiconductor transistor. The first silicon transistor, the second silicon transistor and the first oxide semiconductor transistor are disposed on the substrate. The first silicon transistor has a first terminal electrically connected to a first voltage level, a second terminal and a control terminal. The second silicon transistor has a first terminal electrically connected to the second terminal of the first silicon transistor, a second terminal electrically connected to a second voltage level, and a control terminal electrically connected to the control terminal of the first silicon transistor. The first oxide semiconductor transistor has a first terminal electrically connected to the first terminal of the second silicon transistor. Wherein, a voltage value of the first voltage level is greater than a voltage value of the second voltage level.
    Type: Application
    Filed: December 6, 2023
    Publication date: March 28, 2024
    Inventors: Lien-Hsiang CHEN, Kung-Chen KUO, Ming-Chun TSENG, Cheng-Hsu CHOU, Kuan-Feng LEE
  • 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: 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
  • 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: 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
  • 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: 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: 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
  • Patent number: 11600222
    Abstract: A light-emitting circuit is provided herein, which includes a light-emitting unit, a driving transistor, and a bypass transistor. The driving transistor is configured to drive the light-emitting unit. The bypass circuit diverts the current flowing from the driving transistor to the light-emitting unit for reducing the possibility of the light-emitting unit illuminating in the dark state.
    Type: Grant
    Filed: November 5, 2021
    Date of Patent: March 7, 2023
    Assignee: INNOLUX CORPORATION
    Inventors: Ming-Chun Tseng, Kung-Chen Kuo, Lien-Hsiang Chen, Chi-Lun Kao
  • Publication number: 20230066908
    Abstract: An electronic device is provided. The electronic device includes a driving transistor, a semiconductor unit and an electrostatic discharge protection (EDP) circuit. The semiconductor unit has a first terminal coupled to a first terminal of the driving transistor. The EDP circuit is coupled to a node between the first terminal of the driving transistor and the first terminal of the semiconductor unit.
    Type: Application
    Filed: July 13, 2022
    Publication date: March 2, 2023
    Applicant: Innolux Corporation
    Inventors: Ming-Chun Tseng, Kung-Chen Kuo, Lien-Hsiang Chen, Yong-Zhi Liu
  • Patent number: 11527196
    Abstract: A driving circuit for driving a light emitting unit is provided. The driving circuit includes a driving transistor, a switch transistor, an emitting transistor, a first capacitor and a first compensation transistor. The switch transistor is coupled to the driving transistor. The emitting transistor is coupled between the light emitting unit and the driving transistor. The first capacitor is coupled to the driving transistor. The first compensation transistor is coupled to the first capacitor. A first end of the first compensation transistor and a first end of the emitting transistor receive same signal.
    Type: Grant
    Filed: September 14, 2021
    Date of Patent: December 13, 2022
    Assignee: Innolux Corporation
    Inventors: Ming Chun Tseng, Kung-Chen Kuo, Lien-Hsiang Chen, Chi Lun Kao
  • Publication number: 20220392399
    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: Application
    Filed: April 25, 2022
    Publication date: December 8, 2022
    Applicant: Innolux Corporation
    Inventors: Ming-Chun Tseng, Kung-Chen Kuo, Lien-Hsiang Chen
  • Publication number: 20220383818
    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: Application
    Filed: August 10, 2022
    Publication date: December 1, 2022
    Inventors: Lien-Hsiang CHEN, Kung-Chen KUO, Ming-Chun TSENG, Cheng-Hsu CHOU, Kuan-Feng LEE
  • Patent number: 11450273
    Abstract: A driving circuit includes a first transistor having a first terminal, a second terminal and a control terminal; a second transistor having a first terminal connected to the second terminal of the first transistor and a second terminal connected to an organic light-emitting diode; a third transistor having a first terminal connected to the control terminal of the first transistor; a fourth transistor having a first terminal connected to the first terminal of the first transistor; and a fifth transistor having a first terminal connected to the second terminal of the second transistor. The first transistor, the second transistor and the fourth transistor are low temperature poly-silicon transistors, and the third transistor is an oxide semiconductor transistor.
    Type: Grant
    Filed: December 23, 2020
    Date of Patent: September 20, 2022
    Assignee: INNOLUX CORPORATION
    Inventors: Lien-Hsiang Chen, Kung-Chen Kuo, Ming-Chun Tseng, Cheng-Hsu Chou, Kuan-Feng Lee
  • Publication number: 20220238617
    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: Application
    Filed: April 12, 2022
    Publication date: July 28, 2022
    Inventors: Lien-Hsiang CHEN, Kung-Chen KUO, Sheng-Kai HSU, Hsia-Ching CHU, Mei-Chun SHIH
  • Publication number: 20220199000
    Abstract: An electronic device includes a substrate, a first light emitting unit, a second light emitting unit, a driving transistor, a first emission transistor, and a second emission transistor. The first light emitting unit and the second light emitting unit are disposed on the substrate. The driving transistor is electrically connected to a voltage source. The first emission transistor is electrically connected between the driving transistor and the first light emitting unit. The second emission transistor is electrically connected between the driving transistor and the second light emitting unit.
    Type: Application
    Filed: November 5, 2021
    Publication date: June 23, 2022
    Inventors: Ker-Yih KAO, Ming-Chun TSENG, Kung-Chen KUO, Yong-Zhi LIU, Lien-Hsiang CHEN
  • Publication number: 20220198999
    Abstract: A light-emitting circuit is provided herein, which includes a light-emitting unit, a driving transistor, and a bypass transistor. The driving transistor is configured to drive the light-emitting unit. The bypass circuit diverts the current flowing from the driving transistor to the light-emitting unit for reducing the possibility of the light-emitting unit illuminating in the dark state.
    Type: Application
    Filed: November 5, 2021
    Publication date: June 23, 2022
    Inventors: Ming-Chun TSENG, Kung-Chen KUO, Lien-Hsiang CHEN, Chi-Lun KAO
  • Patent number: 11335751
    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 and the another first electrode partially overlaps the another data line.
    Type: Grant
    Filed: August 18, 2020
    Date of Patent: May 17, 2022
    Assignee: INNOLUX CORPORATION
    Inventors: Lien-Hsiang Chen, Kung-Chen Kuo, Sheng-Kai Hsu, Hsia-Ching Chu, Mei-Chun Shih