Patents by Inventor Dianzheng DONG
Dianzheng DONG 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: 11875742Abstract: A display drive circuit, a drive method thereof, and a display device are disclosed. The display drive circuit includes: a pixel circuit and a compensation circuit, the pixel circuit includes: a drive transistor, a light emitting device, a storage capacitor, and a gating sub-circuit configured to control connection and disconnection between the control electrode of the drive transistor and a control terminal of the compensation circuit and connection and disconnection between a second electrode of the light emitting device and a sensing terminal of the compensation circuit in response to a signal of a scanning line; the compensation circuit includes: a voltage generating sub-circuit configured to generate a sensing voltage according to the drive current and a target data voltage, and a voltage adjusting sub-circuit configured to adjust a voltage of the control terminal according to the sensing voltage and a voltage of a second power supply terminal.Type: GrantFiled: May 19, 2021Date of Patent: January 16, 2024Assignees: Beijing BOE Display Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Wenpeng Xu, Dianzheng Dong, Qiang Zhang, Guangxing Wang, Haiqin Huang, Wan Lin, Haixu Wang, Leiyang Wang
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Publication number: 20240015939Abstract: The present disclosure provides a display substrate, including: a display area and a bonding area positioned on a side of the display area, the bonding area includes a plurality of bonding sub-areas arranged at intervals, the bonding sub-areas are arranged along a direction in which an edge of the display area extends and configured for bonding a chip-on-film, where a first antistatic layer is further arranged on the bonding area, at least a part of the first antistatic layer is positioned between adjacent ones of the bonding sub-areas, and the first antistatic layer is electrically coupled to a reference signal terminal. The present disclosure further provides a display device.Type: ApplicationFiled: September 25, 2023Publication date: January 11, 2024Inventors: Yaya QI, Dianzheng DONG, Yan YAN, Xiao WANG, Xue WANG, Tingting WANG, Xiaoying LI, Zhiqiang MA
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Patent number: 11805630Abstract: The present disclosure provides a display substrate, including: a display area and a bonding area positioned on a side of the display area, the bonding area includes a plurality of bonding sub-areas arranged at intervals, the bonding sub-areas are arranged along a direction in which an edge of the display area extends and configured for bonding a chip-on-film, where a first antistatic layer is further arranged on the bonding area, at least a part of the first antistatic layer is positioned between adjacent ones of the bonding sub-areas, and the first antistatic layer is electrically coupled to a reference signal terminal. The present disclosure further provides a display device.Type: GrantFiled: February 7, 2021Date of Patent: October 31, 2023Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yaya Qi, Dianzheng Dong, Yan Yan, Xiao Wang, Xue Wang, Tingting Wang, Xiaoying Li, Zhiqiang Ma
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Gate driving unit circuit and method of driving the same, gate driving circuit and display apparatus
Patent number: 11763719Abstract: The present application provides a gate driving unit circuit and a method of driving the same, a gate driving circuit and a display apparatus. The gate driving unit circuit includes a shift register and a plurality of driving signal output sub-circuits. Each driving signal output sub-circuit corresponds to one of gate lines on an array substrate, is coupled to a first power supply terminal and a signal output terminal of the shift register, and also coupled to a corresponding one of driving scan signal lines. Each driving signal output sub-circuit is configured to output, under the control of a signal output by the signal output terminal of the shift register, a driving scan signal provided by the corresponding driving scan signal line or an OFF voltage provided by the first power supply terminal to the corresponding gate line.Type: GrantFiled: December 6, 2022Date of Patent: September 19, 2023Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Guangxing Wang, Kan Zhang, Bin Zhang, Pengming Chen, Dianzheng Dong, Qiang Zhang, Wenpeng Xu, Heng Lu -
GATE DRIVING UNIT CIRCUIT AND METHOD OF DRIVING THE SAME, GATE DRIVING CIRCUIT AND DISPLAY APPARATUS
Publication number: 20230099015Abstract: The present application provides a gate driving unit circuit and a method of driving the same, a gate driving circuit and a display apparatus. The gate driving unit circuit includes a shift register and a plurality of driving signal output sub-circuits. Each driving signal output sub-circuit corresponds to one of gate lines on an array substrate, is coupled to a first power supply terminal and a signal output terminal of the shift register, and also coupled to a corresponding one of driving scan signal lines. Each driving signal output sub-circuit is configured to output, under the control of a signal output by the signal output terminal of the shift register, a driving scan signal provided by the corresponding driving scan signal line or an OFF voltage provided by the first power supply terminal to the corresponding gate line.Type: ApplicationFiled: December 6, 2022Publication date: March 30, 2023Inventors: Guangxing WANG, Kan ZHANG, Bin ZHANG, Pengming CHEN, Dianzheng DONG, Qiang ZHANG, Wenpeng XU, Heng LU -
Gate driving unit circuit and method of driving the same, gate driving circuit and display apparatus
Patent number: 11568775Abstract: The present application provides a gate driving unit circuit and a method of driving the same, a gate driving circuit and a display apparatus. The gate driving unit circuit includes a shift register and a plurality of driving signal output sub-circuits. Each driving signal output sub-circuit corresponds to one of gate lines on an array substrate, is coupled to a first power supply terminal and a signal output terminal of the shift register, and also coupled to a corresponding one of driving scan signal lines. Each driving signal output sub-circuit is configured to output, under the control of a signal output by the signal output terminal of the shift register, a driving scan signal provided by the corresponding driving scan signal line or an OFF voltage provided by the first power supply terminal to the corresponding gate line.Type: GrantFiled: January 29, 2018Date of Patent: January 31, 2023Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Guangxing Wang, Kan Zhang, Bin Zhang, Pengming Chen, Dianzheng Dong, Qiang Zhang, Wenpeng Xu, Heng Lu -
Publication number: 20220398979Abstract: A display drive circuit, a drive method thereof, and a display device are disclosed. The display drive circuit includes: a pixel circuit and a compensation circuit, the pixel circuit includes: a drive transistor, a light emitting device, a storage capacitor, and includes: a gating sub-circuit configured to control connection and disconnection between the control electrode of the drive transistor and a control terminal of the compensation circuit and connection and disconnection between a second electrode of the light emitting device and a sensing terminal of the compensation circuit in response to a signal of a scanning line; the compensation circuit includes: a voltage generating sub-circuit configured to generate a sensing voltage according to the drive current and a target data voltage, and a voltage adjusting sub-circuit configured to adjust a voltage of the control terminal according to the sensing voltage and a voltage of a second power supply terminal.Type: ApplicationFiled: May 19, 2021Publication date: December 15, 2022Inventors: Wenpeng XU, Dianzheng DONG, Qiang ZHANG, Guangxing WANG, Haiqin HUANG, Wan LIN, Haixu WANG, Leiyang WANG
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Publication number: 20220346291Abstract: The present disclosure provides a display substrate, including: a display area and a bonding area positioned on a side of the display area, the bonding area includes a plurality of bonding sub-areas arranged at intervals, the bonding sub-areas are arranged along a direction in which an edge of the display area extends and configured for bonding a chip-on-film, where a first antistatic layer is further arranged on the bonding area, at least a part of the first antistatic layer is positioned between adjacent ones of the bonding sub-areas, and the first antistatic layer is electrically coupled to a reference signal terminal. The present disclosure further provides a display device.Type: ApplicationFiled: February 7, 2021Publication date: October 27, 2022Inventors: Yaya QI, Dianzheng DONG, Yan YAN, Xiao WANG, Xue WANG, Tingting WANG, Xiaoying LI, Zhiqiang MA
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GATE DRIVING UNIT CIRCUIT AND METHOD OF DRIVING THE SAME, GATE DRIVING CIRCUIT AND DISPLAY APPARATUS
Publication number: 20220122502Abstract: The present application provides a gate driving unit circuit and a method of driving the same, a gate driving circuit and a display apparatus. The gate driving unit circuit includes a shift register and a plurality of driving signal output sub-circuits. Each driving signal output sub-circuit corresponds to one of gate lines on an array substrate, is coupled to a first power supply terminal and a signal output terminal of the shift register, and also coupled to a corresponding one of driving scan signal lines. Each driving signal output sub-circuit is configured to output, under the control of a signal output by the signal output terminal of the shift register, a driving scan signal provided by the corresponding driving scan signal line or an OFF voltage provided by the first power supply terminal to the corresponding gate line.Type: ApplicationFiled: January 29, 2018Publication date: April 21, 2022Inventors: Guangxing WANG, Kan ZHANG, Bin ZHANG, Pengming CHEN, Dianzheng DONG, Qiang ZHANG, Wenpeng XU, Heng LU -
Patent number: 11087711Abstract: The present disclosure provides a common voltage compensation circuit including a feedback signal input terminal and a compensation sub-circuit. The compensation sub-circuit is configured to generate a compensation voltage for compensating a common voltage according to a feedback signal from the feedback signal input terminal and a reference common voltage. The common voltage compensation circuit also includes a first filter sub-circuit, a first terminal of the first filter sub-circuit is electrically coupled to the feedback signal input terminal, and a second terminal of the first filter sub-circuit is electrically coupled to a first clock signal line. The feedback signal line arranged is adjacent to a second clock signal line, and a first clock signal in the first clock signal line and a second clock signal in the second clock signal line are inverted relative to each other. The present disclosure also provides a display driver and a display device.Type: GrantFiled: December 4, 2019Date of Patent: August 10, 2021Assignees: Beijing BOE Display Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Dianzheng Dong, Weitao Chen, Xiaopeng Cui, Wenpeng Xu, Wan Lin, Haixu Wang
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Patent number: 11086428Abstract: A touch circuit includes a touch circuit, a first energy storage circuit, a second energy storage circuit and a resetting circuit. A first end of the first energy storage circuit is connected to a control end of the touch circuit, and a second end thereof is connected to a first voltage input end. A first end of the second energy storage circuit is connected to a first conductive line, and a second end thereof is connected to the control end of the touch circuit. A first end of the touch circuit is connected to the first conductive line, and a second end thereof is connected to a third conductive line. A control end of the resetting circuit is connected to a second conductive line, a first end thereof is connected to the third conductive line, and a second end thereof is connected to a second voltage input end.Type: GrantFiled: April 19, 2019Date of Patent: August 10, 2021Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Guangxing Wang, Dianzheng Dong, Qiang Zhang, Pengming Chen, Wenpeng Xu, Kan Zhang, Jie Li
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Patent number: 11081040Abstract: A pixel circuit includes a liquid crystal capacitor, a selection unit, a gray scale writing unit, and a reset unit. The selection unit is configured to determine whether to charge the liquid crystal capacitor according to a row control signal and a column control signal. The gray scale writing unit is configured to apply a gray scale voltage signal to the liquid crystal capacitor, when the selection unit determines to charge the liquid crystal capacitor, and an application duration of the gray scale voltage signal controls a gray scale level displayed by the liquid crystal capacitor. The reset unit is configured to disconnect the gray scale writing unit and the liquid crystal capacitor to stop charging the liquid crystal capacitor upon receiving the reset signal, and reset the voltage of the liquid crystal capacitor to an initial state.Type: GrantFiled: April 19, 2018Date of Patent: August 3, 2021Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Pengming Chen, Bin Zhang, Dianzheng Dong, Qiang Zhang, Guangxing Wang, Kan Zhang, Wenpeng Xu, Ziqiang Guo, Yongquan Lu
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Publication number: 20210166613Abstract: A display driving system includes a timing controller, a level shifter and a power supply circuit. The timing controller is configured to send first clock signals having a first level, a second level and a third level to the level shifter. The second level is less than the first level and greater than the third level. The power supply circuit is configured to output a first, second and third voltage signals to the level shifter. The second voltage signal has a second voltage less than a first voltage of the first voltage signal and greater than a third voltage of the third voltage signal. The level shifter is configured to transmit the first voltage in response to the first level, the second voltage to in response to the second level and the third voltage in response to the third level, to a gate driver circuit.Type: ApplicationFiled: November 30, 2020Publication date: June 3, 2021Inventors: Qiang ZHANG, Dianzheng DONG, Guangxing WANG, Wenpeng XU, Wan LIN, Haixu WANG, Leiyang WANG, Haiqin HUANG
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Patent number: 11011091Abstract: An array substrate, a display panel, a display device, an operating method, and a manufacturing method are disclosed. The array substrate includes a wiring structure formed on a base substrate, and the wiring structure includes a common electrode line for connecting a common electrode, and a plurality of signal lines. The plurality of signal lines include at least one pair of signal lines, and the pair of signal lines include a first signal line and a second signal line. The first signal line is disposed on a first side of the common electrode line and is configured to transmit a driving signal for a gate driving circuit. The second signal line is disposed on a second side of the common electrode line and is configured to transmit an inverted signal of the driving signal.Type: GrantFiled: August 2, 2019Date of Patent: May 18, 2021Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Qiang Zhang, Dianzheng Dong, Guangxing Wang, Pengming Chen, Wenpeng Xu, Wan Lin, Haixu Wang, Leiyang Wang
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Publication number: 20210043156Abstract: The present disclosure provides a common voltage compensation circuit including a feedback signal input terminal and a compensation sub-circuit. The compensation sub-circuit is configured to generate a compensation voltage for compensating a common voltage according to a feedback signal from the feedback signal input terminal and a reference common voltage. The common voltage compensation circuit also includes a first filter sub-circuit, a first terminal of the first filter sub-circuit is electrically coupled to the feedback signal input terminal, and a second terminal of the first filter sub-circuit is electrically coupled to a first clock signal line. The feedback signal line arranged is adjacent to a second clock signal line, and a first clock signal in the first clock signal line and a second clock signal in the second clock signal line are inverted relative to each other. The present disclosure also provides a display driver and a display device.Type: ApplicationFiled: December 4, 2019Publication date: February 11, 2021Inventors: Dianzheng Dong, Weitao CHEN, Xiaopeng CUI, Wenpeng XU, Wan LIN, Haixu Wang
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Patent number: 10871673Abstract: The present application provides a display substrate having a display area and a peripheral area. The display substrate includes a base substrate; a black matrix in the peripheral area on the base substrate; and an auxiliary black matrix in the peripheral area on the base substrate and spaced apart from the black matrix. The auxiliary black matrix is in an outer peripheral region of the peripheral area. The outer peripheral region is a region outside the black matrix and on a side of a region in the peripheral area occupied by the black matrix distal to the display area.Type: GrantFiled: August 27, 2018Date of Patent: December 22, 2020Assignees: BOE Technology Group Co., Ltd., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.Inventors: Dianzheng Dong, Weitao Chen, Yu Ma, Yan Yan, Dade Sheng, Dongqi Chang
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Patent number: 10871857Abstract: A touch panel, a display device and a touch detection method are provided. The touch panel includes a base substrate, a plurality of transmitter groups and a receiver. The base substrate has a touch surface configured to receive a touch operation, each of the plurality of transmitter groups includes a plurality of transmitters. The transmitters are configured to emit light, the receiver is configured to receive light emitted by the transmitters. the base substrate is configured to produces a deformation upon receiving the touch operation, the light received by the receiver corresponds to the deformation.Type: GrantFiled: June 27, 2017Date of Patent: December 22, 2020Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.Inventors: Kan Zhang, Weitao Chen, Bin Zhang, Pengming Chen, Guangxing Wang, Qiang Zhang, Dianzheng Dong
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Publication number: 20200241692Abstract: A touch panel, a display device and a touch detection method are provided. The touch panel includes a base substrate, a plurality of transmitter groups and a receiver. The base substrate has a touch surface configured to receive a touch operation, each of the plurality of transmitter groups includes a plurality of transmitters. The transmitters are configured to emit light, the receiver is configured to receive light emitted by the transmitters. the base substrate is configured to produces a deformation upon receiving the touch operation, the light received by the receiver corresponds to the deformation.Type: ApplicationFiled: June 27, 2017Publication date: July 30, 2020Inventors: Kan ZHANG, Weitao CHEN, Bin ZHANG, Pengming CHEN, Guangxing WANG, Qiang ZHANG, Dianzheng DONG
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Publication number: 20200211434Abstract: An array substrate, a display panel, a display device, an operating method, and a manufacturing method are disclosed. The array substrate includes a wiring structure formed on a base substrate, and the wiring structure includes a common electrode line for connecting a common electrode, and a plurality of signal lines. The plurality of signal lines include at least one pair of signal lines, and the pair of signal lines include a first signal line and a second signal line. The first signal line is disposed on a first side of the common electrode line and is configured to transmit a driving signal for a gate driving circuit. The second signal line is disposed on a second side of the common electrode line and is configured to transmit an inverted signal of the driving signal.Type: ApplicationFiled: August 2, 2019Publication date: July 2, 2020Inventors: Qiang ZHANG, Dianzheng DONG, Guangxing WANG, Pengming CHEN, Wenpeng XU, Wan LIN, Haixu WANG, Leiyang WANG
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Patent number: 10678361Abstract: The present disclosure provides a touch circuit, a touch array circuit and a method for driving the same, and a display panel. The touch circuit includes: a first resistor, a second resistor, a control sub-circuit, a third resistor, a strain resistor and a Hall element. The first resistor is connected to a first scanning signal terminal, the control sub-circuit, the second resistor and the Hall element. The second resistor is further connected to a first level terminal and the third resistor. The control sub-circuit is further connected to the strain resistor and a second scanning signal terminal. The strain resistor is further connected to the third resistor and the Hall element. The Hall element is further connected to an inductive voltage output terminal.Type: GrantFiled: March 7, 2018Date of Patent: June 9, 2020Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Kan Zhang, Bin Zhang, Dianzheng Dong, Qiang Zhang, Pengming Chen, Yu Xie, Guangxing Wang