公开(公告)号：US11881171B2

公开(公告)日：2024-01-23

申请号：US17984216

申请日：2022-11-09

Applicant: Innolux Corporation

Inventor： Ming-Chun Tseng ,  Kung-Chen Kuo ,  Lien-Hsiang Chen ,  Yong-Zhi Liu ,  Po-Syun Chen

IPC: G09G3/3233

CPC classification number: G09G3/3233 ,  G09G2300/0833

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.

公开(公告)号：US20240021147A1

公开(公告)日：2024-01-18

申请号：US18331170

申请日：2023-06-07

Applicant: Innolux Corporation

Inventor： Ming-Chun Tseng ,  Kung-Chen Kuo ,  Lien-Hsiang Chen ,  Yong-Zhi Liu ,  Po-Syun Chen

IPC: G09G3/32

CPC classification number: G09G3/32 ,  G09G2300/0842 ,  G09G2300/0819

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.

公开(公告)号：US20230186834A1

公开(公告)日：2023-06-15

申请号：US17985924

申请日：2022-11-14

Applicant: Innolux Corporation

Inventor： Yong-Zhi Liu ,  Ming-Chun Tseng ,  Kung-Chen Kuo ,  Lien-Hsiang Chen ,  Po-Syun Chen

IPC: G09G3/32

CPC classification number: G09G3/32 ,  G09G2310/061 ,  G09G2310/0267 ,  G09G2300/0842 ,  G09G2310/08

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.

公开(公告)号：US20240388277A1

公开(公告)日：2024-11-21

申请号：US18632231

申请日：2024-04-10

Applicant: Innolux Corporation

Inventor： Ming-Chun Tseng ,  Kung-Chen Kuo ,  Lien-Hsiang Chen ,  Yong-Zhi Liu ,  Po-Syun Chen

IPC: H03K3/011 ,  G09G3/20 ,  H01Q23/00

Abstract: An electronic circuit is provided. The electronic circuit includes an electronic element, a driving transistor, a first emitting transistor, and at least one capacitor. A first terminal of the driving transistor is coupled to a power voltage. The power voltage is used to drive the electronic element via the driving transistor. A first terminal of the first emitting transistor is coupled to a second terminal of the driving transistor. A second terminal of the first emitting transistor is coupled to the electronic element. A first terminal of the at least one capacitor is coupled to a gate terminal of the driving transistor. When the electronic element is driven, a second terminal of the at least one capacitor receives the power voltage.

公开(公告)号：US11842676B2

公开(公告)日：2023-12-12

申请号：US17985924

申请日：2022-11-14

Applicant: Innolux Corporation

Inventor： Yong-Zhi Liu ,  Ming-Chun Tseng ,  Kung-Chen Kuo ,  Lien-Hsiang Chen ,  Po-Syun Chen

IPC: G09G3/32

CPC classification number: G09G3/32 ,  G09G2300/0842 ,  G09G2310/0267 ,  G09G2310/061 ,  G09G2310/08

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.

公开(公告)号：US20230186852A1

公开(公告)日：2023-06-15

申请号：US17984216

申请日：2022-11-09

Applicant: Innolux Corporation

Inventor： Ming-Chun Tseng ,  Kung-Chen Kuo ,  Lien-Hsiang Chen ,  Yong-Zhi Liu ,  Po-Syun Chen

IPC: G09G3/3233

CPC classification number: G09G3/3233

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.

公开(公告)号：US20230066908A1

公开(公告)日：2023-03-02

申请号：US17863418

申请日：2022-07-13

Applicant: Innolux Corporation

Inventor： Ming-Chun Tseng ,  Kung-Chen Kuo ,  Lien-Hsiang Chen ,  Yong-Zhi Liu

IPC: H01L27/02

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.