Patents by Inventor Shuang Hu
Shuang Hu 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: 11733806Abstract: Provided are a driving method, a gate drive unit and a display touch device. The driving method is applied to the gate drive unit in the display touch device. The gate drive unit includes at least one pull-down circuit. The pull-down circuit is coupled with a pull-up node and a pull-down voltage terminal, and is configured to control connection or disconnection between the pull-up node and the pull-down voltage terminal; one frame of image display time includes a display phase and a touch phase that are alternately set, and at least one of the touch phase is set between two adjacent display phases. The driving method includes: during the touch phase, controlling, by the at least one pull-down circuit, the disconnection between the pull-up node and the pull-down voltage terminal. The problem of a screen flashing phenomenon of existing display touch devices during the touch phase is solved.Type: GrantFiled: November 26, 2020Date of Patent: August 22, 2023Assignees: CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Shuang Hu, Jingpeng Zhao, Yajie Bai, Taoliang Tang, Wentao Zhu, Hongxin Pan, Xing Dong, Rui Liu
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Publication number: 20220320982Abstract: A motor is provided, including: a rotor that is arranged in a rotatable manner centered on a central axis and has a shaft and a rotor core arranged around the shaft; a stator arranged so as to face the rotor in a radial direction; and a detector located on an upper side of the rotor core in an axial direction. An upper surface of the rotor core in the axial direction has a first concave portion recessed downward in the axial direction, and a portion of the detector is inserted into the first concave portion. An electrical product including the motor is also provided.Type: ApplicationFiled: March 29, 2022Publication date: October 6, 2022Applicant: NIDEC CORPORATIONInventors: Hiroshi SAMBUICHI, Masashi SONODA, Desen PAN, Shuang HU
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Publication number: 20220302321Abstract: A thin film transistor array substrate, a display panel and a display device. The thin film transistor array substrate includes a semiconductor layer, a gate layer and a source-drain layer arranged in a stacked manner, two insulating layers respectively located between the semiconductor layer and the gate layer and between the gate layer and the source-drain layer, the semiconductor layer comprises a source region, a drain region and a channel region located between the source region and the drain region, the channel region is doped with a p-type impurity, a molecular weight of the p-type impurity in the channel region is equal to or greater than 25, a range of a doping depth of the p-type impurity in the channel region is 1 nm to 20 nm.Type: ApplicationFiled: June 3, 2022Publication date: September 22, 2022Applicant: KunShan Go-Visionox Opto-Electronics Co., LtdInventors: Zhengyong ZHU, Xin ZHAO, Shuang HU, Zhili MA
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Publication number: 20220253192Abstract: Provided are a driving method, a gate drive unit and a display touch device. The driving method is applied to the gate drive unit in the display touch device. The gate drive unit includes at least one pull-down circuit. The pull-down circuit is coupled with a pull-up node and a pull-down voltage terminal, and is configured to control connection or disconnection between the pull-up node and the pull-down voltage terminal; one frame of image display time includes a display phase and a touch phase that are alternately set, and at least one of the touch phase is set between two adjacent display phases. The driving method includes: during the touch phase, controlling, by the at least one pull-down circuit, the disconnection between the pull-up node and the pull-down voltage terminal. The problem of a screen flashing phenomenon of existing display touch devices during the touch phase is solved.Type: ApplicationFiled: November 26, 2020Publication date: August 11, 2022Inventors: Shuang HU, Jingpeng ZHAO, Yajie BAI, Taoliang TANG, Wentao ZHU, Hongxin PAN, Xing DONG, Rui LIU
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Patent number: 11404024Abstract: A signal adjusting device and method, and a test equipment. The signal adjusting device includes: a level controller, a level circuit, a comparison circuit and a selecting circuit. The level circuit is electrically connected with the selecting circuit; the level controller is configured to perform a level adjustment to a first signal, so as to generate a level signal, and the generated level signal is outputted by the level circuit; the comparison circuit is configured to: determine that the level signal meets a preset condition, and generate and output a corresponding feedback signal to the selecting circuit, in response to determining that the level signal satisfies the preset condition; and the selecting circuit is configured to output, as an adjusted signal, the level signal corresponding to the feedback signal.Type: GrantFiled: March 29, 2019Date of Patent: August 2, 2022Assignees: CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Tae Yup Min, Zhi Zhang, Xiuzhu Tang, Shuai Chen, Taoliang Tang, Zhenguo Tian, Xuebo Liang, Shuang Hu, Lijun Xiong, Xing Dong
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Patent number: 11397484Abstract: The present disclosure provides a display panel including at least one pixel region located in a display area, each pixel region includes: at least one first pixel including at least one display light-emitting sub-pixel and at least one near-infrared light-emitting sub-pixel, wherein the near-infrared light-emitting sub-pixel is configured to emit near-infrared light; and at least one second pixel including at least one display light-emitting sub-pixel and at least one near-infrared receiving sub-pixel, wherein the near-infrared receiving sub-pixel is configured to receive near-infrared light reflected from an external object and generate a measurement signal responsive to the external object. The present disclosure also provides a display device including the display panel, and a method for determining the position of an external object by the display device.Type: GrantFiled: September 25, 2019Date of Patent: July 26, 2022Assignees: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Shicheng Sun, Shuang Hu, Peirong Huo, Jianfei Tian, Zhiqiang Wang
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Patent number: 11322063Abstract: A scan driving circuit and a driving method thereof, and a display device are disclosed. The scan driving circuit includes: a control circuit, a scanning circuit group and a first processing circuit group. The control circuit is configured to generate and output a keyword signal to the first processing circuit group, to control a scan order of respective scanning circuits in the scanning circuit group; the first processing circuit group is configured to generate a scan enable signal according to the keyword signal, and output the scan enable signal to a scanning circuit corresponding to the keyword signal in the scanning circuit group.Type: GrantFiled: January 24, 2018Date of Patent: May 3, 2022Assignees: BOE TECHNOLOGY GROUP CO., LTD., CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Shuai Chen, Zhi Zhang, Xiuzhu Tang, Heecheol Kim, Xing Dong, Zhenguo Tian, Shuang Hu, Taoliang Tang, Jingpeng Zhao
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Patent number: 11322064Abstract: A signal line capacitance compensation circuit and a display panel are provided, a signal line capacitance compensation circuit includes: a plurality of signal lines; at least one control line, a compensation capacitor being provided between the control line and at least one of the plurality of signal lines; and a signal source configured to send a charging signal to one or more control lines of the at least one control line, the charging signal being used to charge the compensation capacitor between the one or more control lines receiving the charging signal and the at least one signal line.Type: GrantFiled: December 13, 2019Date of Patent: May 3, 2022Assignees: CHONGQING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Shicheng Sun, Jonguk Kwak, Dawei Shi, Weixin Meng, Kai Zhang, Wei Zhang, Shuang Hu
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Patent number: 11322082Abstract: A pixel driving circuit includes a first switching element, a second switching element, a first compensation element, a second compensation element, a driving transistor, a capacitor, and a third switching element.Type: GrantFiled: September 11, 2018Date of Patent: May 3, 2022Assignees: CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Shuang Hu, Tae Yup Min, Zhi Zhang, Shuai Chen, Qian Qian, Xiuzhu Tang, Zhenguo Tian, Jingpeng Zhao, Xing Dong, Taoliang Tang, Lijun Xiong
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Patent number: 11315461Abstract: The present disclosure discloses a multiplex shift register unit and a driving circuit thereof, a display panel, and a display device. The multiplex shift register unit includes a shift register unit connected to an input terminal, a first power supply terminal, a second power supply terminal, a clock signal terminal, a reset terminal, and an output terminal respectively; and a multiplex unit connected to the output terminal, the first power supply terminal, the second power supply terminal, a first multiplex output terminal and a second multiplex output terminal respectively.Type: GrantFiled: March 31, 2020Date of Patent: April 26, 2022Assignees: CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Zhenguo Tian, Hailong Wu, Xiuzhu Tang, Shuang Hu, Qiyuan Wei, Qi Li, Shuai Chen
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Patent number: 11302276Abstract: A gate drive circuit, a touch display device and a driving method are provided. The gate drive circuit includes a plurality of cascaded shift register units and a voltage stabilization circuit. Each of the plurality of cascaded shift register units includes a touch scanning control terminal; and the voltage stabilization circuit is connected to a first shift register unit and at least one second shift register unit after the first shift register unit, of the plurality of cascaded shift register units, and configured to compensate a level of a first node of the group of second shift register units in response to the touch scanning control signal.Type: GrantFiled: October 18, 2018Date of Patent: April 12, 2022Assignees: CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xuebo Liang, Zhi Zhang, Xiuzhu Tang, Jingpeng Zhao, Shuai Chen, Xing Dong, Qian Qian, Taoliang Tang, Lijun Xiong, Zhenguo Tian, Shuang Hu, Jian Yang
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Patent number: 11289022Abstract: The present application discloses a pixel driving circuit. The circuit includes an input sub-circuit configured to set a voltage level at a first node; a storage sub-circuit coupled between the first node and a second node; and a drive sub-circuit coupled to the first node and the second node and configured to drive light emission of a light-emitting device. Additionally, the circuit includes a charge sub-circuit coupled to the drive sub-circuit, and configured to charge the drive sub-circuit to latch a voltage level at the second node to be larger than a first threshold but smaller than a second threshold. Furthermore, the circuit includes an adjust sub-circuit coupled to a second node and coupled to the input sub-circuit at least via the first node, and configured to at least adjust voltage level at the second node to make the light-emitting device with an inverted polarity in one partial period.Type: GrantFiled: July 24, 2018Date of Patent: March 29, 2022Assignees: Chongqing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Shuai Chen, Zhi Zhang, Xiuzhu Tang, Shuang Hu, Yanan Zhao, Chuan Li
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Patent number: 11262871Abstract: The present disclosure provides a touch control display panel, a driving method thereof and a touch control display device. The touch control display panel includes a plurality of gate lines on a base substrate, a plurality of touch control lines above the plurality of gate lines and opposite to the plurality of gate lines, and a driving circuit, wherein the plurality of gate lines and the plurality of touch control lines extend along a same direction, and the driving circuit includes a timing controller, a control unit and a touch control driving unit. The timing controller is configured to output a gate driving signal to the control unit. The control unit is configured to generate touch control synchronization signal(s) according to the gate driving signal and output the touch control synchronization signal(s) to the touch control driving unit.Type: GrantFiled: January 3, 2020Date of Patent: March 1, 2022Assignees: CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Zhenguo Tian, Shuai Chen, Shuang Hu, Xiuzhu Tang, Hailong Wu
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Patent number: 11249586Abstract: The present application discloses a voltage-supply circuit including a voltage-supply sub-circuit coupled to a plurality of common-electrode blocks respectively via a plurality of signal lines in a display panel and configured to provide an initializing common-electrode voltage to each common-electrode block via a respective one signal line during an initialization period of a display time. The voltage-supply circuit further includes a voltage-feedback sub-circuit configured to collect a feedback voltage from the respective one signal line during the initialization period. Additionally, the voltage-supply circuit includes a voltage-comparison sub-circuit configured to compare the feedback voltage and a standard common-electrode voltage and to cause a generation of a trigger signal when a difference between the feedback voltage and the standard common-electrode voltage changes polarity.Type: GrantFiled: October 31, 2018Date of Patent: February 15, 2022Assignees: Chongqing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Zhenguo Tian, Shuang Hu, Shuai Chen, Xuebo Liang, Hong Chen, Xiuzhu Tang, Chuan Li, Yanan Zhao
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Patent number: 11244593Abstract: The present application discloses a shift-register circuit configured as one of a plurality of shift-register units cascaded in series. The shift-register circuit includes a pull-up sub-circuit coupled to a pull-up node, a first clock port, and an output port. The pull-up sub-circuit is configured to pass a first clock signal from the first clock port to the output port when the pull-up node is set to a turn-on voltage. Additionally, the shift-register circuit includes a chamfering sub-circuit coupled to the pull-up node, the first clock port, a chamfering clock port, and the output port. The chamfering sub-circuit is configured to pass a chamfering clock signal from the chamfering clock port to the output port. The chamfering clock signal is at the turn-on voltage simultaneously with the first clock signal and becomes a turn-off voltage slightly earlier in time than the first clock signal.Type: GrantFiled: December 12, 2017Date of Patent: February 8, 2022Assignees: BOE TECHNOLOGY GROUP CO., LTD., Chongqing BOE Optoelectronics Technology Co., Ltd.Inventors: Xuebo Liang, Xiuzhu Tang, Qian Qian, Shuai Chen, Jingpeng Zhao, Taoliang Tang, Xing Dong, Lijun Xiong, Zhenguo Tian, Shuang Hu
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Patent number: 11195454Abstract: The present disclosure provides a pixel driving circuit and a driving method thereof, a display panel, and a display device.Type: GrantFiled: April 7, 2020Date of Patent: December 7, 2021Assignees: CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Shuai Chen, Xiuzhu Tang, Taoliang Tang, Shuang Hu, Xing Dong, Zhenguo Tian, Meiling Tan, Huan Wang
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Publication number: 20210373732Abstract: The present application discloses a voltage-supply circuit including a voltage-supply sub-circuit coupled to a plurality of common-electrode blocks respectively via a plurality of signal lines in a display panel and configured to provide an initializing common-electrode voltage to each common-electrode block via a respective one signal line during an initialization period of a display time. The voltage-supply circuit further includes a voltage-feedback sub-circuit configured to collect a feedback voltage from the respective one signal line during the initialization period. Additionally, the voltage-supply circuit includes a voltage-comparison sub-circuit configured to compare the feedback voltage and a standard common-electrode voltage and to cause a generation of a trigger signal when a difference between the feedback voltage and the standard common-electrode voltage changes polarity.Type: ApplicationFiled: October 31, 2018Publication date: December 2, 2021Applicants: Chongqing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Zhenguo Tian, Shuang Hu, Shuai Chen, Xuebo Liang, Hong Chen, Xiuzhu Tang, Chuan Li, Yanan Zhao
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Publication number: 20210366432Abstract: A signal adjusting device and method, and a test equipment. The signal adjusting device includes: a level controller, a level circuit, a comparison circuit and a selecting circuit. The level circuit is electrically connected with the selecting circuit; the level controller is configured to perform a level adjustment to a first signal, so as to generate a level signal, and the generated level signal is outputted by the level circuit; the comparison circuit is configured to: determine that the level signal meets a preset condition, and generate and output a corresponding feedback signal to the selecting circuit, in response to determining that the level signal satisfies the preset condition; and the selecting circuit is configured to output, as an adjusted signal, the level signal corresponding to the feedback signal.Type: ApplicationFiled: March 29, 2019Publication date: November 25, 2021Inventors: Tae Yup MIN, Zhi ZHANG, Xiuzhu TANG, Shuai CHEN, Taoliang TANG, Zhenguo TIAN, Xuebo LIANG, Shuang HU, Lijun XIONG, Xing DONG
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Publication number: 20210358413Abstract: The present application discloses a pixel driving circuit. The circuit includes an input sub-circuit configured to set a voltage level at a first node; a storage sub-circuit coupled between the first node and a second node; and a drive sub-circuit coupled to the first node and the second node and configured to drive light emission of a light-emitting device. Additionally, the circuit includes a charge sub-circuit coupled to the drive sub-circuit, and configured to charge the drive sub-circuit to latch a voltage level at the second node to be larger than a first threshold but smaller than a second threshold. Furthermore, the circuit includes an adjust sub-circuit coupled to a second node and coupled to the input sub-circuit at least via the first node, and configured to at least adjust voltage level at the second node to make the light-emitting device with an inverted polarity in one partial period.Type: ApplicationFiled: July 24, 2018Publication date: November 18, 2021Applicants: Chongqing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Shuai Chen, Zhi Zhang, Xiuzhu Tang, Shuang Hu, Yanan Zhao, Chuan Li
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Publication number: 20210358404Abstract: A pixel driving circuit and a pixel driving method and a display device are provided. The pixel driving circuit includes a first switching element, a second switching element, a first compensation element, a second compensation element, a driving transistor, a capacitor, and a third switching element.Type: ApplicationFiled: September 11, 2018Publication date: November 18, 2021Inventors: Shuang HU, Tae Yup MIN, Zhi ZHANG, Shuai CHEN, Qian QIAN, Xiuzhu TANG, Zhenguo TIAN, Jingpeng ZHAO, Xing DONG, Taoliang TANG, Lijun XIONG