Patents by Inventor Kangpeng DANG
Kangpeng DANG 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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Patent number: 11907461Abstract: A touch circuit includes: a touch IC; a first pull-up sub-circuit; a second pull-up sub-circuit; a first switching sub-circuit configured to transmit a signal from a data signal input terminal to a data signal port under control of a signal from a first signal input terminal; and a second switching sub-circuit configured to transmit a signal from a clock signal input terminal to a clock signal port under control of the signal from the first signal input terminal. The signal from the data signal input terminal is transmitted to the first switching sub-circuit earlier than the signal from the first signal input terminal, and the signal from the clock signal input terminal is transmitted to the second switching sub-circuit earlier than the signal from the first signal input terminal.Type: GrantFiled: April 6, 2023Date of Patent: February 20, 2024Assignees: CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yang Rao, Cheng Zuo, Dayu Zhang, Kangpeng Dang, Hong Chen, Peng Qin, Zhong Jin, Bo Wang, Zhongli Luo, Xiong Guo, Shifei Huang, Teng Liu, Yuansheng Tang
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Publication number: 20230251732Abstract: A touch circuit includes: a touch IC; a first pull-up sub-circuit; a second pull-up sub-circuit; a first switching sub-circuit configured to transmit a signal from a data signal input terminal to a data signal port under control of a signal from a first signal input terminal; and a second switching sub-circuit configured to transmit a signal from a clock signal input terminal to a clock signal port under control of the signal from the first signal input terminal. The signal from the data signal input terminal is transmitted to the first switching sub-circuit earlier than the signal from the first signal input terminal, and the signal from the clock signal input terminal is transmitted to the second switching sub-circuit earlier than the signal from the first signal input terminal.Type: ApplicationFiled: April 6, 2023Publication date: August 10, 2023Inventors: Yang RAO, Cheng ZUO, Dayu ZHANG, Kangpeng DANG, Hong CHEN, Peng QIN, Zhong JIN, Bo WANG, Zhongli LUO, Xiong GUO, Shifei HUANG, Teng LIU, Yuansheng TANG
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Patent number: 11662846Abstract: A touch circuit includes a touch IC and a logic sub-circuit. The touch IC includes a touch signal port. The logic sub-circuit is connected to the touch signal port, and is configured to transmit a touch enabling signal to the touch signal port. The logic sub-circuit includes an AND gate. The AND gate includes a first input terminal, a second input terminal and an output terminal electrically connected to the touch signal port. The AND gate is configured to output the touch enabling signal through the output terminal electrically connected to the touch signal port in response to receiving one of a backlight turn-on signal and a screen turn-on signal through the first input terminal, and a touch generation signal through the second input terminal.Type: GrantFiled: August 26, 2021Date of Patent: May 30, 2023Assignees: CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yang Rao, Cheng Zuo, Dayu Zhang, Kangpeng Dang, Hong Chen, Peng Qin, Zhong Jin, Bo Wang, Zhongli Luo, Xiong Guo, Shifei Huang, Teng Liu, Yuansheng Tang
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Patent number: 11487387Abstract: The present disclosure provides a method for driving a display panel, a display module and a display device. The display panel includes a touch electrode. The method includes: in a touch stage, providing a touch signal to the touch electrode. The touch stage includes: a first touch sub-stage and a second touch sub-stage spaced from each other; the touch signal includes: an uplink signal and a touch driving signal, and an active level of the uplink signal is higher than an active level of the touch driving signal. In the first touch sub-stage, the uplink signal is provided to the touch electrode; and in the second touch sub-stage, the touch driving signal is provided to the touch electrode.Type: GrantFiled: June 24, 2021Date of Patent: November 1, 2022Assignees: CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.Inventors: Kangpeng Dang, Cheng Zuo, Hong Chen, Yuansheng Tang, Kuan Li, Bo Wang, Xiong Guo, Zhongli Luo, Ming Gao, Dayu Zhang
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Publication number: 20220206661Abstract: The present disclosure provides a method for driving a display panel, a display module and a display device. The display panel includes a touch electrode. The method includes: in a touch stage, providing a touch signal to the touch electrode. The touch stage includes: a first touch sub-stage and a second touch sub-stage spaced from each other; the touch signal includes: an uplink signal and a touch driving signal, and an active level of the uplink signal is higher than an active level of the touch driving signal. In the first touch sub-stage, the uplink signal is provided to the touch electrode; and in the second touch sub-stage, the touch driving signal is provided to the touch electrode.Type: ApplicationFiled: June 24, 2021Publication date: June 30, 2022Inventors: Kangpeng DANG, Cheng ZUO, Hong CHEN, Yuansheng TANG, Kuan LI, Bo WANG, Xiong GUO, Zhongli LUO, Ming GAO, Dayu ZHANG
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Publication number: 20210389836Abstract: A touch circuit includes a touch IC and a logic sub-circuit. The touch IC includes a touch signal port. The logic sub-circuit is connected to the touch signal port, and is configured to transmit a touch enabling signal to the touch signal port. The logic sub-circuit includes an AND gate. The AND gate includes a first input terminal, a second input terminal and an output terminal electrically connected to the touch signal port. The AND gate is configured to output the touch enabling signal through the output terminal electrically connected to the touch signal port in response to receiving one of a backlight turn-on signal and a screen turn-on signal through the first input terminal, and a touch generation signal through the second input terminal.Type: ApplicationFiled: August 26, 2021Publication date: December 16, 2021Inventors: Yang RAO, Cheng ZUO, Dayu ZHANG, Kangpeng DANG, Hong CHEN, Peng QIN, Zhong JIN, Bo WANG, Zhongli LUO, Xiong GUO, Shifei HUANG, Teng LIU, Yuansheng TANG
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Patent number: 11163386Abstract: A touch display panel and a liquid crystal display device are disclosed. The touch display panel comprises: a substrate (1); a Chip-On-Film (COF) (2), one end of the COF (2) being bound on the substrate and the other end of the COF (2) having a first binding pin (21); and a flexible circuit board (3), one end of the flexible circuit board (3) being bound on the substrate (1) and the other end of the flexible circuit board (3) having a second binding pin (31), wherein a width L2 of the second binding pin (31) is greater than a width L1 of the first binding pin (21).Type: GrantFiled: April 9, 2018Date of Patent: November 2, 2021Assignees: BOE TECHNOLOGY GROUP CO., LTD., CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Kangpeng Dang, Cheng Zuo, Shuai Hou
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Patent number: 11156882Abstract: A circuit substrate, a display device and a driving method are provided. The circuit substrate includes a base substrate, a gate driving circuit, and at least one signal trace group which are on the base substrate. The signal trace group includes two signal traces, and the two signal traces are electrically connected with the gate driving circuit and are configured to provide clock signals with inverted phases to the gate driving circuit; the two signal traces are respectively in different layers and are insulated from each other; and orthographic projections of the two signal traces on the base substrate at least partially overlap with each other.Type: GrantFiled: April 25, 2019Date of Patent: October 26, 2021Assignees: CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Peng Qin, Cheng Zuo, Kangpeng Dang, Yang Rao, Bo Wang, Zhong Jin, Lihua Jiang
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Patent number: 11132080Abstract: A touch circuit includes a first pull-up sub-circuit, a first switching sub-circuit, a second pull-up sub-circuit, a second switching sub-circuit and a touch IC. The touch IC includes a data signal port and a clock signal port. The first pull-up sub-circuit is electrically connected to a first signal input terminal and the data signal port. The first switching sub-circuit is electrically connected to the data signal port, the first signal input terminal and a data signal input terminal. The second pull-up sub-circuit is electrically connected to the first signal input terminal and the clock signal port. The second switching sub-circuit is electrically connected to the clock signal port, the first signal input terminal and a clock signal input terminal.Type: GrantFiled: May 22, 2020Date of Patent: September 28, 2021Assignees: CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yang Rao, Cheng Zuo, Dayu Zhang, Kangpeng Dang, Hong Chen, Peng Qin, Zhong Jin, Bo Wang, Zhongli Luo, Xiong Guo, Shifei Huang, Teng Liu, Yuansheng Tang
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Publication number: 20210097949Abstract: A method and a device for driving a display panel, and a liquid crystal display device are provided. The method includes: controlling polarities of output voltages of data driving circuits corresponding to at least two adjacent pixels in a row of a pixel array of the display panel to be same. The adjacent pixels comprise a pixel in a bright state and a pixel in a dark state, and an absolute value of the output voltage of the data driving circuit corresponding to the pixel in the bright state is greater than an absolute value of the output voltage of the data driving circuit corresponding to the pixel in the dark state.Type: ApplicationFiled: April 2, 2020Publication date: April 1, 2021Inventors: Peng Qin, Cheng Zuo, Kangpeng Dang, Zhong Jin, Bo Wang, Yang Rao, Xiong Guo, Zhongli Luo, Yuansheng Tang, Teng Liu, Shifei Huang, Lihua Jiang, Xinxi He, Hong Chen
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Publication number: 20210096676Abstract: A touch circuit includes a first pull-up sub-circuit, a first switching sub-circuit, a second pull-up sub-circuit, a second switching sub-circuit and a touch IC. The touch IC includes a data signal port and a clock signal port. The first pull-up sub-circuit is electrically connected to a first signal input terminal and the data signal port. The first switching sub-circuit is electrically connected to the data signal port, the first signal input terminal and a data signal input terminal. The second pull-up sub-circuit is electrically connected to the first signal input terminal and the clock signal port. The second switching sub-circuit is electrically connected to the clock signal port, the first signal input terminal and a clock signal input terminal.Type: ApplicationFiled: May 22, 2020Publication date: April 1, 2021Inventors: Yang RAO, Cheng ZUO, Dayu ZHANG, Kangpeng DANG, Hong CHEN, Peng QIN, Zhong JIN, Bo WANG, Zhongli LUO, Xiong GUO, Shifei HUANG, Teng LIU, Yuansheng TANG
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Patent number: 10921653Abstract: A display panel includes a first substrate, a second substrate, and a liquid crystal layer. The first substrate includes a first common electrode layer and a pixel electrode layer. The first common electrode layer is configured to receive a first common voltage signal to form a first electric field with the pixel electrode layer. The second substrate is disposed opposite to the first substrate, and includes a second common electrode layer. The second common electrode layer is configured to receive a second common voltage signal to form a second electric field with the pixel electrode layer. The liquid crystal layer is disposed between the first substrate and the second substrate.Type: GrantFiled: May 31, 2019Date of Patent: February 16, 2021Assignees: CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Peng Qin, Cheng Zuo, Kangpeng Dang, Yang Rao, Bo Wang, Hong Chen, Lihua Jiang, Zhongli Luo
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Publication number: 20210026467Abstract: A touch display panel and a liquid crystal display device are disclosed. The touch display panel comprises: a substrate (1); a Chip-On-Film (COF) (2), one end of the COF (2) being bound on the substrate and the other end of the COF (2) having a first binding pin (21); and a flexible circuit board (3), one end of the flexible circuit board (3) being bound on the substrate (1) and the other end of the flexible circuit board (3) having a second binding pin (31), wherein a width L2 of the second binding pin (31) is greater than a width L1 of the first binding pin (21).Type: ApplicationFiled: April 9, 2018Publication date: January 28, 2021Inventors: Kangpeng DANG, Cheng ZUO, Shuai HOU
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Patent number: 10871689Abstract: A display substrate, a display panel, a display device and a bonding method are provided. The display panel substrate includes: a transparent substrate comprising a display area and a bonding area located at the periphery of the display area. The bonding area is provided with a first bonding pad connected with a touch electrode, and a second bonding pad connected with a display electrode. One of the touch electrode and the display electrode is located in the display area, and the other electrode is located on another transparent substrate facing to the transparent substrate.Type: GrantFiled: September 8, 2017Date of Patent: December 22, 2020Assignees: BOE TECHNOLOGY GROUP CO., LTD., CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Cheng Zuo, Zhijun Xu, Kangpeng Dang
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Publication number: 20200225545Abstract: A display substrate, a display panel, a display device and a bonding method are provided. The display panel substrate includes: a transparent substrate comprising a display area and a bonding area located at the periphery of the display area. The bonding area is provided with a first bonding pad connected with a touch electrode, and a second bonding pad connected with a display electrode. One of the touch electrode and the display electrode is located in the display area, and the other electrode is located on another transparent substrate facing to the transparent substrate.Type: ApplicationFiled: September 8, 2017Publication date: July 16, 2020Inventors: Cheng Zuo, Zhijun Xu, Kangpeng Dang
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Publication number: 20190369449Abstract: A display panel includes a first substrate, a second substrate, and a liquid crystal layer. The first substrate includes a first common electrode layer and a pixel electrode layer. The first common electrode layer is configured to receive a first common voltage signal to form a first electric field with the pixel electrode layer. The second substrate is disposed opposite to the first substrate, and includes a second common electrode layer. The second common electrode layer is configured to receive a second common voltage signal to form a second electric field with the pixel electrode layer. The liquid crystal layer is disposed between the first substrate and the second substrate.Type: ApplicationFiled: May 31, 2019Publication date: December 5, 2019Inventors: Peng QIN, Cheng ZUO, Kangpeng DANG, Yang RAO, Bo WANG, Hong CHEN, Lihua JIANG, Zhongli LUO
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Patent number: 10490149Abstract: The present disclosure relates to a discharging circuit and a driving method thereof, and a display device. The discharging circuit of the present disclosure includes a control circuit, a time delay circuit, a first discharging circuit and a second discharging circuit. The control circuit is configured to control potential of a control signal output terminal of the control circuit. The time delay circuit is configured to delay a switched-on time of the second discharging circuit. The first discharging circuit is configured to pull down a potential of a data signal terminal to a potential of a common voltage terminal, under control of a control signal output from the control circuit. The second discharging circuit is configured to release the potential of the common voltage terminal and the potential of the data signal terminal under the control of the time delay circuit.Type: GrantFiled: October 17, 2017Date of Patent: November 26, 2019Assignees: BOE TECHNOLOGY GROUP CO., LTD., CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Shuai Chen, Zhi Zhang, Cheng Zuo, Heecheol Kim, Taeyup Min, Zhihui Wang, Xiaojun Zuo, Xing Dong, Wangjing Bai, Kangpeng Dang
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Publication number: 20190331954Abstract: A circuit substrate, a display device and a driving method are provided. The circuit substrate includes a base substrate, a gate driving circuit, and at least one signal trace group which are on the base substrate. The signal trace group includes two signal traces, and the two signal traces are electrically connected with the gate driving circuit and are configured to provide clock signals with inverted phases to the gate driving circuit; the two signal traces are respectively in different layers and are insulated from each other; and orthographic projections of the two signal traces on the base substrate at least partially overlap with each other.Type: ApplicationFiled: April 25, 2019Publication date: October 31, 2019Inventors: Peng QIN, Cheng ZUO, Kangpeng DANG, Yang RAO, Bo WANG, Zhong JIN, Lihua JIANG
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Publication number: 20190066613Abstract: The present disclosure relates to a discharging circuit and a driving method thereof, and a display device. The discharging circuit of the present disclosure includes a control circuit, a time delay circuit, a first discharging circuit and a second discharging circuit. The control circuit is configured to control potential of a control signal output terminal of the control circuit. The time delay circuit is configured to delay a switched-on time of the second discharging circuit. The first discharging circuit is configured to pull down a potential of a data signal terminal to a potential of a common voltage terminal, under control of a control signal output from the control circuit. The second discharging circuit is configured to release the potential of the common voltage terminal and the potential of the data signal terminal under the control of the time delay circuit.Type: ApplicationFiled: October 17, 2017Publication date: February 28, 2019Inventors: Shuai CHEN, Zhi ZHANG, Cheng ZUO, Heecheol KIM, Taeyup MIN, Zhihui WANG, Xiaojun ZUO, Xing DONG, Wangjing BAI, Kangpeng DANG