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).
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Publication number: 20230186852Abstract: 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: ApplicationFiled: November 9, 2022Publication date: June 15, 2023Applicant: Innolux CorporationInventors: Ming-Chun Tseng, Kung-Chen Kuo, Lien-Hsiang Chen, Yong-Zhi Liu, Po-Syun Chen
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Publication number: 20230186834Abstract: 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: ApplicationFiled: November 14, 2022Publication date: June 15, 2023Applicant: Innolux CorporationInventors: Yong-Zhi Liu, Ming-Chun Tseng, Kung-Chen Kuo, Lien-Hsiang Chen, Po-Syun Chen
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Publication number: 20230179202Abstract: 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: ApplicationFiled: August 4, 2022Publication date: June 8, 2023Applicant: Innolux CorporationInventors: Kazuyuki Hashimoto, Kung-Chen Kuo
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Publication number: 20230169902Abstract: An electronic device is provided. The electronic device includes a first scan transistor, a driving transistor, an electronic component and a first capacitive coupling component. The driving transistor is electrically connected to the first scan transistor. The electronic component is electrically connected to the driving transistor. The first terminal of the first capacitive coupling component is electrically connected to a control terminal of the driving transistor.Type: ApplicationFiled: August 29, 2022Publication date: June 1, 2023Applicant: Innolux CorporationInventors: Kazuyuki Hashimoto, Kung-Chen Kuo
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Patent number: 11616084Abstract: 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 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: GrantFiled: May 28, 2020Date of Patent: March 28, 2023Assignee: InnoLux CorporationInventors: Chi-Lun Kao, Ker-Yih Kao, Ming-Chun Tseng, Kung-Chen Kuo
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Patent number: 11600222Abstract: 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: GrantFiled: November 5, 2021Date of Patent: March 7, 2023Assignee: INNOLUX CORPORATIONInventors: Ming-Chun Tseng, Kung-Chen Kuo, Lien-Hsiang Chen, Chi-Lun Kao
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Publication number: 20230066908Abstract: 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: ApplicationFiled: July 13, 2022Publication date: March 2, 2023Applicant: Innolux CorporationInventors: Ming-Chun Tseng, Kung-Chen Kuo, Lien-Hsiang Chen, Yong-Zhi Liu
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Publication number: 20220400566Abstract: The disclosure provides an electronic device including a support plate and a first panel. The support plate includes a first bridge member and a second bridge member. The first panel is disposed on the support plate and includes a substrate, a signal line, a third bridge member, and a fourth bridge member. The signal line is disposed on the substrate. The third bridge member penetrates through the substrate and is electrically connected to the signal line and the first bridge member. The fourth bridge member penetrates through the substrate and is electrically connected to the signal line and the second bridge member.Type: ApplicationFiled: May 13, 2022Publication date: December 15, 2022Applicant: Innolux CorporationInventors: Ming-Chun Tseng, Kung-Chen Kuo, Yi-Hua Hsu
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Patent number: 11527196Abstract: 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: GrantFiled: September 14, 2021Date of Patent: December 13, 2022Assignee: Innolux CorporationInventors: Ming Chun Tseng, Kung-Chen Kuo, Lien-Hsiang Chen, Chi Lun Kao
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Publication number: 20220392399Abstract: 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: ApplicationFiled: April 25, 2022Publication date: December 8, 2022Applicant: Innolux CorporationInventors: Ming-Chun Tseng, Kung-Chen Kuo, Lien-Hsiang Chen
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Publication number: 20220383818Abstract: 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: ApplicationFiled: August 10, 2022Publication date: December 1, 2022Inventors: Lien-Hsiang CHEN, Kung-Chen KUO, Ming-Chun TSENG, Cheng-Hsu CHOU, Kuan-Feng LEE
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Patent number: 11450273Abstract: 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: GrantFiled: December 23, 2020Date of Patent: September 20, 2022Assignee: INNOLUX CORPORATIONInventors: Lien-Hsiang Chen, Kung-Chen Kuo, Ming-Chun Tseng, Cheng-Hsu Chou, Kuan-Feng Lee
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Publication number: 20220238617Abstract: 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: ApplicationFiled: April 12, 2022Publication date: July 28, 2022Inventors: Lien-Hsiang CHEN, Kung-Chen KUO, Sheng-Kai HSU, Hsia-Ching CHU, Mei-Chun SHIH
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Publication number: 20220199000Abstract: 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: ApplicationFiled: November 5, 2021Publication date: June 23, 2022Inventors: Ker-Yih KAO, Ming-Chun TSENG, Kung-Chen KUO, Yong-Zhi LIU, Lien-Hsiang CHEN
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Publication number: 20220198999Abstract: 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: ApplicationFiled: November 5, 2021Publication date: June 23, 2022Inventors: Ming-Chun TSENG, Kung-Chen KUO, Lien-Hsiang CHEN, Chi-Lun KAO
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Patent number: 11335751Abstract: 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: GrantFiled: August 18, 2020Date of Patent: May 17, 2022Assignee: INNOLUX CORPORATIONInventors: Lien-Hsiang Chen, Kung-Chen Kuo, Sheng-Kai Hsu, Hsia-Ching Chu, Mei-Chun Shih
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Patent number: 11330689Abstract: A display device is provided. The display device includes a plurality of light-emitting modules. The at least one of the plurality of light-emitting modules includes a light-emitting unit group. The light-emitting unit group includes a plurality of light-emitting units coupled to each other in series. The first current source is coupled to the light-emitting unit group, and configured to provide a first current to drive the plurality of light-emitting units. The bypass unit includes a plurality of first switch units. The bypass unit is coupled to the light-emitting unit group in parallel. The plurality of first switch units are coupled to the plurality of light-emitting units in parallel.Type: GrantFiled: September 29, 2020Date of Patent: May 10, 2022Assignee: Innolux CorporationInventors: Ming Chun Tseng, Chin-Lung Ting, Ker-Yih Kao, Kung-Chen Kuo, Lien-Hsiang Chen
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Patent number: 11322086Abstract: A light emitting apparatus and a display device are provided. The light emitting apparatus includes a light emitting unit and a pixel circuit. The pixel circuit is electrically connected to the light emitting unit. The pixel circuit includes a first driving transistor and a second driving transistor. The first driving transistor and the second driving transistor are configured to provide a first driving current and a second driving current to the light emitting unit at the same time, respectively. The first driving transistor includes a first gate terminal. The second driving transistor includes a second gate terminal. The first gate terminal and the second gate terminal are electrically connected to different nodes. The display device includes the light emitting apparatus.Type: GrantFiled: July 29, 2020Date of Patent: May 3, 2022Assignee: Innolux CorporationInventors: Kung-Chen Kuo, Chin-Lung Ting, Ker-Yih Kao, Ming Chun Tseng, Lien-Hsiang Chen
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Publication number: 20220116560Abstract: A light detection element, including a first light detection unit, a second light detection unit, and a driving transistor, is provided. The first light detection unit includes a first transistor and a first light sensing unit. The first transistor and the first light sensing unit are electrically connected. The second light detection unit and the first light detection unit are electrically connected. The second light detection unit includes a second light sensing unit and a second transistor. The second light sensing unit and the second transistor are electrically connected. The driving transistor has a gate terminal. The gate terminal is electrically connected to the first light sensing unit and the second light sensing unit. In a time interval, the first transistor is not turned on and the second transistor is turned on.Type: ApplicationFiled: September 23, 2021Publication date: April 14, 2022Applicant: Innolux CorporationInventors: Chin-Lung Ting, Ming Chun Tseng, Ho-Tien Chen, Kung-Chen Kuo
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Patent number: 11145241Abstract: An electronic device including a pixel is provided. The pixel receives a data signal and includes a driving transistor, an emitting circuit, and a reset circuit. A first source/drain of the driving transistor receives a first operation voltage. The emitting circuit is coupled to the driving transistor. The reset circuit is coupled to the first gate to set the voltage of the first gate. In a reset period, the voltage of the first gate is equal to a first predetermined voltage. In a write period, the voltage of the first gate is equal to a first difference between the first operation voltage and the threshold voltage of the driving transistor. In a display period, the voltage of the first gate is equal to the sum of the first difference and a second difference between the reference voltage and the data signal.Type: GrantFiled: August 8, 2019Date of Patent: October 12, 2021Assignee: INNOLUX CORPORATIONInventors: Lien-Hsiang Chen, Kung-Chen Kuo, Ming-Chun Tseng