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公开(公告)号：US09886120B2
公开(公告)日：2018-02-06
申请号：US14436979
申请日：2014-10-15
发明人： Yuanbo Zhang , Jiayang Zhao , Seung Woo Han , Xiangxiang Zou
CPC分类号： G06F3/0416 , G06F3/041 , G06F3/0412 , G09G3/3677 , G09G2300/0426 , G09G2300/0809 , G09G2310/0251 , G09G2310/0286 , G09G2310/08 , G09G2320/0219 , G11C19/28
摘要： There is provided a gate driving circuit and driving method thereof, and display apparatus. The method comprises: performing gate drive scanning on shift register units located in a first region in the gate driving circuit; performing touch scanning after the gate drive scanning of the shift register units in the first region is completed; scanning again a last stage of shift register unit located in the first region before the touch scanning is completed, so that the last stage of shift register unit located in the first region pre-charges a first stage of shift register unit located in a second region; and performing gate drive scanning on shift register units located in the second region in the gate driving circuit, the last stage of shift register unit located in the first region connected in cascades with the first stage of shift register unit located in the second region.
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公开(公告)号：US09703413B2
公开(公告)日：2017-07-11
申请号：US14568315
申请日：2014-12-12
发明人： Yuanbo Zhang , Seung Woo Han , Yun Sik Im
CPC分类号： G06F3/0416 , G06F3/044 , G06F2203/04103
摘要： Provided are a driving unit for a touch electrode, a driving circuit, a touch panel and a driving method, wherein the driving unit comprises: a signal conversion unit configured to convert a signal input from the signal input terminal under the control of a clock signal and output the conversion result; a logic computation unit configured to perform a logic computation on the input signal and the touch enable signal and output the computation result; a buffer unit connected to an output terminal of the logic computation unit; and an output unit connected to an output terminal of the buffer unit and configured to output a touch scan signal to the touch driving electrode under the control of a signal output by the buffer unit. The driving circuit comprising multiple stages of driving unit described in the above can be directly integrated in the array substrate.
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23.发明授权公开(公告)号：US09478310B2
公开(公告)日：2016-10-25
申请号：US14428919
申请日：2014-07-03
发明人： Seung Woo Han , Yuanbo Zhang
CPC分类号： G11C19/28 , G09G3/20 , G09G3/2096 , G09G2300/0871 , G09G2310/0267 , G09G2310/0286
摘要： Provided is a shift register unit, a gate driving circuit and method, and a display apparatus. The shift register unit comprises an input module, a pulling-up module, a first control module, a second control module, a first reset module and a pulling-down module. It can be avoided that a relative large drift occurs in a threshold voltage of a pulling-down TFT (T8) by controlling a voltage at the pulling-down control node (PD) of the shift register unit, thus effectively increasing reliability of the shift register unit in operation.
摘要翻译： 提供了移位寄存器单元，栅极驱动电路和方法以及显示装置。 移位寄存器单元包括输入模块，上拉模块，第一控制模块，第二控制模块，第一复位模块和下拉模块。 可以避免通过控制移位寄存器单元的下拉控制节点（PD）处的电压而在下拉TFT（T8）的阈值电压中发生相对大的漂移，从而有效地增加了移位的可靠性 注册单元运行。
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24.发明授权Shift register unit and driving method, shift register circuit and display apparatus 有权移位寄存器单元和驱动方法，移位寄存器电路和显示装置公开(公告)号：US09378696B2
公开(公告)日：2016-06-28
申请号：US14373816
申请日：2013-12-17
发明人： Xing Yao , Seung Woo Han , Jing Lv
CPC分类号： G09G3/3674 , G09G3/20 , G09G3/3266 , G09G3/3677 , G09G2300/08 , G09G2310/0267 , G09G2310/0286 , G11C19/28
摘要： A shift register unit and a driving method and a display apparatus can realize outputting of two gate line signals in one shift register unit, which is convenient to a circuit integration design of products and also facilitates an implementation of a narrow bezel product. The shift register unit comprises a first input module, a second input module, a first gate line driving signal module, a second gate line driving signal module, a pulling-down module and a resetting module.
摘要翻译： 移位寄存器单元和驱动方法和显示装置可以实现在一个移位寄存器单元中输出两个栅极线信号，这便于产品的电路集成设计，并且还有助于实现窄边框产品。 移位寄存器单元包括第一输入模块，第二输入模块，第一栅极线驱动信号模块，第二栅极线驱动信号模块，下拉模块和复位模块。
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公开(公告)号：US20140072093A1
公开(公告)日：2014-03-13
申请号：US13995672
申请日：2012-12-17
发明人： Guangliang Shang , Seung Woo Han , Jiayang Zhao
IPC分类号： G11C19/18
CPC分类号： G11C19/184 , G09G3/20 , G09G3/3266 , G09G3/3688 , G09G2310/0283 , G09G2310/0286 , G09G2310/061 , G09G2320/0223 , G11C19/28
摘要： A shift register is used for solving the problem that the shift register in the prior art can only perform a forward scanning driving but can not perform a bi-directional scanning driving. The shift register includes: a first TFT(T1), a second TFT(T2), a reset unit and a pulling-up unit. The present disclosure further provides a display including the shift register. The shift register and the display can achieve a bi-directional scanning driving.
摘要翻译： 移位寄存器用于解决现有技术中的移位寄存器只能执行正向扫描驱动但不能执行双向扫描驱动的问题。 移位寄存器包括：第一TFT（T1），第二TFT（T2），复位单元和上拉单元。 本公开还提供了包括移位寄存器的显示器。 移位寄存器和显示器可以实现双向扫描驱动。
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公开(公告)号：US11100878B2
公开(公告)日：2021-08-24
申请号：US16461818
申请日：2018-11-05
IPC分类号： G09G3/36
摘要： A shift register unit and a driving method, a grid driving circuit and a display device are disclosed. A shift register unit includes an input circuit, a first reset circuit, and an output circuit. The input circuit includes an input terminal configured to perform a first control on the first control node and the first node in response to an input signal of the input terminal, and then perform a second control on the first node under the control of the level of the first node, the first node is located in a path where the input signal incurs the first control; the first reset circuit is configured to reset the first control node in response to the first reset signal; the output circuit is configured to output an output signal to an output terminal under the control of the level of the first control node.
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公开(公告)号：US10204585B2
公开(公告)日：2019-02-12
申请号：US15542365
申请日：2016-12-15
发明人： Seung Woo Han , Guangliang Shang
摘要： A shift register unit, gate driving device, display device and driving method are provided. The shift register unit includes: an input circuit, configured to control a potential of a pull-up control node based on an input signal; a pull-down control circuit, configured to control a potential of a pull-down control node based on the input signal and the potential of the pull-up control node when first signal is at a first level; a pull-down circuit, configured to pull down the potential of the pull-up control node based on the potential of the pull-down control node; a pull-up circuit, configured to control an output signal output from a signal output terminal based on the potential of the pull-up control node and the clock signal; and a reset circuit, configured to reset the output signal based on the potential of the pull-down control node when second signal is at a second level.
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公开(公告)号：US20180286303A1
公开(公告)日：2018-10-04
申请号：US15793957
申请日：2017-10-25
发明人： Guangliang Shang , Jung Chul Gyu , Seung Woo Han , Haoliang Zheng , Mingfu Han , Zhihe Jin , Im- Yun- Sik , Jing Lv , Xue Dong
IPC分类号： G09G3/20 , H03K17/687 , G09G5/00
摘要： The present disclosure relates to a pixel driving circuit, a driving method thereof, and a display apparatus, to realize switch between resolutions of the display apparatus which is driven by the pixel driving circuit. The pixel driving circuit comprises: r first data lines and k second data lines, each of the first data lines has a first switch unit provided thereon, and is connected to q second data lines through a second switch unit, and the first switch unit and the second switch unit are connected to a signal control unit respectively; and the signal control unit is configured to control the first switch unit to be turned on and the second switch unit to be turned off when display is to be performed at a first resolution, and control the first switch unit to be turned off and the second switch unit to be turned on when display is to be performed at a second resolution, wherein the first resolution is greater than the second resolution.
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公开(公告)号：US09842552B2
公开(公告)日：2017-12-12
申请号：US14423006
申请日：2014-05-28
发明人： Seung Woo Han , Yuanbo Zhang , Yoon Sung Um
CPC分类号： G09G3/3614 , G09G3/20 , G09G3/3685 , G09G2300/0408 , G09G2310/0275 , G09G2310/08 , G09G2370/14
摘要： A data driving circuit comprises a plurality of driving units, each of the driving units comprising first, second, third and fourth switch units, each of the switch units comprising first and second input terminals and an output terminal; the output terminals being output terminals of the data driving circuit; two data control terminals, one of which is respectively connected to the first input terminals of the first switch unit and the second switch unit, the other of which is respectively connected to the first input terminals of the third switch unit and the fourth switch unit; a first switching control terminal, connected to the second input terminal of one of the switch units connected to the same data control terminal; a second switching control terminal, connected to the second input terminal of the other of the switch units connected to the same data control terminal.
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30.发明申请INVERTER AND METHOD FOR DRIVING THE INVERTER, GATE ON ARRAY UNIT AND GATE ON ARRAY CIRCUIT 审中-公开用于驱动逆变器的逆变器和方法，在阵列电路上的阵列和门上的门公开(公告)号：US20160351109A1
公开(公告)日：2016-12-01
申请号：US15163913
申请日：2016-05-25
发明人： Seung Woo Han , Yuanbo Zhang
IPC分类号： G09G3/20 , G09G3/3208
CPC分类号： G11C19/28 , G09G3/20 , G09G3/3677 , G09G2310/0267 , G09G2310/0286
摘要： An inverter and a method for driving the inverter, a gate driver on array (GOA) unit, a GOA circuit and a display device relate to a technical field of display, and are proposed to supply stable inverter output signal. The inverter comprises a control module and an output module. The control module is configured to control a voltage at a control node under the control of a first clock signal at a first clock signal terminal, a second clock signal at a second clock signal terminal, an input signal at an input terminal and voltages at a first level terminal and a second level terminal. The output module is configured to set a voltage at the output terminal to the voltage at the first level terminal or the voltage at the second level terminal under the control of the control node and the input signal at the input terminal.
摘要翻译： 逆变器和驱动逆变器的方法，阵列（GOA）单元上的栅极驱动器，GOA电路和显示装置涉及显示技术领域，并且被提出来提供稳定的逆变器输出信号。 逆变器包括控制模块和输出模块。 控制模块被配置为在第一时钟信号端子处的第一时钟信号的控制下控制控制节点处的电压，在第二时钟信号端子处控制第二时钟信号，在输入端子处输入电压， 第一级终端和第二级终端。 输出模块被配置为在控制节点的控制下，输入端子处的电压和输入端子处的输入信号，将输出端子处的电压设定为第一电平端子处的电压或第二电平端子处的电压。
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