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1.发明申请PIXEL DRIVE CIRCUIT, ARRAY SUBSTRATE, DISPLAY DEVICE AND PIXEL DRIVE METHOD 审中-公开像素驱动电路，阵列基板，显示设备和像素驱动方法公开(公告)号：US20160196783A1
公开(公告)日：2016-07-07
申请号：US14917827
申请日：2014-05-29
发明人： Zuquan HU , Weigang GONG
IPC分类号： G09G3/32
CPC分类号： G09G3/3258 , G09G3/3233 , G09G3/3291 , G09G2300/0809 , G09G2300/0819 , G09G2300/0842 , G09G2300/0861 , G09G2310/0202 , G09G2310/0262 , G09G2320/0233 , G09G2320/043 , G09G2320/0646
摘要： The present invention discloses a pixel drive circuit, an array substrate, a display device and a pixel drive method. The pixel drive circuit may include a drive unit, a switch unit, a threshold voltage compensation module and a light-emitting device, the threshold voltage compensation module is connected to a scan signal line, a first control line, a second control line, a second power supply and the switch unit, respectively, the light-emitting device is connected to the second power supply and the threshold voltage compensation module, respectively, the drive unit is connected to a first power supply and the threshold voltage compensation module, respectively, and the switch unit is connected to the scan signal line and a data signal line, respectively; and the threshold voltage compensation module includes a threshold voltage holding unit, an anti-interference unit, an auxiliary gating unit and a charge-and-discharge control switch unit.
摘要翻译： 本发明公开了像素驱动电路，阵列基板，显示装置和像素驱动方法。 像素驱动电路可以包括驱动单元，开关单元，阈值电压补偿模块和发光器件，阈值电压补偿模块连接到扫描信号线，第一控制线，第二控制线， 第二电源和开关单元，发光装置分别连接到第二电源和阈值电压补偿模块，驱动单元分别连接到第一电源和阈值电压补偿模块， 并且开关单元分别连接到扫描信号线和数据信号线; 阈值电压补偿模块包括阈值电压保持单元，抗干扰单元，辅助门控单元以及充放电控制开关单元。
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公开(公告)号：US20160041438A1
公开(公告)日：2016-02-11
申请号：US14415634
申请日：2014-04-25
IPC分类号： G02F1/1343 , G02F1/1333 , G09G3/36 , G06F3/041 , G06F3/044
CPC分类号： G02F1/134363 , G02F1/13338 , G02F1/133707 , G02F2201/121 , G06F3/0412 , G06F3/044 , G09G3/3648 , G09G3/3659 , G09G2310/08 , G09G2320/02 , G09G2354/00
摘要： The invention provides an array substrate, a display device and a driving method thereof. The array substrate comprises a plurality of gate lines and data lines, the gate lines and the data lines define a plurality of pixel units arranged in an array, each of which comprises a common electrode and a pixel electrode, wherein the common electrodes of at least part of the pixel units are formed as touch driving electrodes, at least part of the data lines are formed as touch sensing electrodes, wherein the touch driving electrodes and the touch sensing electrodes are insulated from each other; the touch driving electrodes are applied with common voltages during a display period, and are applied with touch scan signals during a touch period; and the touch sensing electrodes are applied with data signals during the display period, and generate and output coupling signals during the touch period.
摘要翻译： 本发明提供阵列基板，显示装置及其驱动方法。 阵列基板包括多条栅极线和数据线，栅极线和数据线限定排列成阵列的多个像素单元，每个像素单元包括公共电极和像素电极，其中至少至少 像素单元的一部分形成为触摸驱动电极，至少部分数据线形成为触摸感测电极，其中触摸驱动电极和触摸感测电极彼此绝缘; 触摸驱动电极在显示周期期间施加公共电压，并且在触摸周期期间施加触摸扫描信号; 并且在显示周期期间对触摸感测电极施加数据信号，并且在触摸周期期间产生并输出耦合信号。
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公开(公告)号：US20160180964A1
公开(公告)日：2016-06-23
申请号：US14235957
申请日：2013-06-19
发明人： Zuquan HU , Guolei WANG , Rui MA , Ming HU
CPC分类号： G09G3/3677 , G09G2300/0426 , G09G2310/0218 , G09G2310/0283 , G09G2310/0286 , G09G2310/08 , G11C19/28
摘要： Provided are a shift register unit, a gate driving circuit and a display device, wherein the shift register unit includes: a pull-up module connected to a clock signal line and a signal output terminal; at least two pull-down modules both connected to a low level signal line and the signal output terminal; a control module connected to the pull-up module and the pull-down modules, for controlling the pull-up module to be turned on, so that the pull-up module outputs a high level signal input from the clock signal line to the signal output terminal, and for controlling the at least two pull-down modules to be turned on alternatively, so that the at least two pull-down modules output a low level signal input from the low level signal line to the signal output terminal, and for controlling one of the at least two pull-down modules to be turned on while controlling the other pull-down modules of the at least two pull-down modules to be discharged. The shift register unit can reduce over-bias of a gate of a pull-down TFT effectively, thus improving stability of the shift register unit.
摘要翻译： 提供了移位寄存器单元，栅极驱动电路和显示器件，其中移位寄存器单元包括：连接到时钟信号线和信号输出端的上拉模块; 至少两个下拉模块都连接到低电平信号线和信号输出端; 连接到上拉模块和下拉模块的控制模块，用于控制上拉模块导通，使得上拉模块将从时钟信号线输入的高电平信号输出到信号 输出端子，并且用于控制所述至少两个下拉模块被替代地导通，使得所述至少两个下拉模块将从所述低电平信号线输入的低电平信号输出到所述信号输出端子，并且为 控制所述至少两个下拉模块中的一个被开启，同时控制所述至少两个下拉模块的另一个下拉模块被排出。 移位寄存器单元可以有效地减少下拉TFT的栅极的过偏置，从而提高移位寄存器单元的稳定性。
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公开(公告)号：US20160004364A1
公开(公告)日：2016-01-07
申请号：US14415696
申请日：2014-06-30
CPC分类号： G06F3/044 , G06F3/0416 , G06F3/047 , G09G3/3696 , G09G2300/0426 , G09G2310/08
摘要： The invention provides a touch sensing circuit and method, a touch screen and a display device, the touch sensing circuit comprises: a touch sensing unit, an output control unit and a detection unit; the touch sensing unit is configured for providing a touch current, and transmitting the touch current to the output control unit; the output control unit is connected with a second control line, a read-out line, the touch sensing unit and the detection unit, for outputting the touch current to the detection unit; the detection unit is connected with a reference voltage terminal, an output terminal, the read-out line and the output control unit, for detecting significant change in the voltage output by the output control unit, thereby determining the location where the touch occurs. The detection accuracy of the detection sensing circuit in determining the occurrence of touch is improved.
摘要翻译： 本发明提供了一种触摸感测电路和方法，触摸屏和显示装置，所述触摸感测电路包括：触摸感测单元，输出控制单元和检测单元; 触摸感测单元被配置为提供触摸电流，并且将触摸电流发送到输出控制单元; 输出控制单元与第二控制线，读出线，触摸感测单元和检测单元连接，用于将触摸电流输出到检测单元; 检测单元与参考电压端子，输出端子，读出线路和输出控制单元连接，用于检测由输出控制单元输出的电压的显着变化，从而确定触摸发生的位置。 检测感测电路在确定触摸发生的检测精度得到改善。
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5.发明申请公开(公告)号：US20190227671A1
公开(公告)日：2019-07-25
申请号：US16335807
申请日：2018-04-28
IPC分类号： G06F3/044 , G06F3/041 , H01L29/423
摘要： A touch display panel includes a plurality of gate lines extending in a first direction; a plurality of data lines extending in a second direction intersecting the first direction; and a plurality of pixels at intersections of the gate lines and the data lines. Each of the pixels includes a pixel electrode and a common electrode opposite to the pixel electrode. The common electrodes are distributed in a plurality of touch regions arranged in an array and independent of each other. Each of the touch regions includes at least one connecting line extending in the first direction and a respective touch signal line electrically connected to the at least one connecting line and extending in the second direction. Each of the at least one connecting line electrically connects together respective ones of the plurality of common electrodes.
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公开(公告)号：US20210183310A1
公开(公告)日：2021-06-17
申请号：US17052558
申请日：2020-03-03
发明人： Zuquan HU , Peng JIANG , Ke DAI
IPC分类号： G09G3/3233
摘要： Provided are a pixel circuit, a display panel, a display device and a pixel driving method, the pixel circuit including: a data compensation circuit, a storage circuit, a driving transistor and a replication transistor, the replication transistor and the driving transistor have the same structure; the data compensation circuit writes, in an initialization stage, a first voltage into a first node under a control of a second control signal and a third control signal; and to write, in a data writing and compensation stage, under a control of the third control signal and a first control signal, a data voltage to a first electrode of the replication transistor to detect a threshold voltage thereof, write a compensation voltage to the first node for storage by the storage circuit, the compensation voltage being equal to a sum of the data voltage and the threshold voltage of the replication transistor.
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公开(公告)号：US20190005875A1
公开(公告)日：2019-01-03
申请号：US15514678
申请日：2016-07-13
发明人： Zuquan HU
IPC分类号： G09G3/3233
摘要： A pixel driver circuit includes a driving transistor T1 connected in series to a light-emitting element, a capacitor C, a first end of which is connected to a gate electrode of T1 and a second end of which is connected to a source electrode of T1, and a charging circuit at least including a current source and configured to charge C at a charging stage. Within at least a part of time period of the charging stage, an intensity of a charging current for charging C is greater than an intensity of a target current, and after the charging stage, a voltage difference across C is equal to a target voltage difference. When the light-emitting element emits light at a preset brightness value at a light-emitting stage, the target voltage difference is a gate-to-source voltage difference of T1 and the target current is a current flowing through T1.
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公开(公告)号：US20170269747A1
公开(公告)日：2017-09-21
申请号：US15309269
申请日：2016-02-02
发明人： Zuquan HU
IPC分类号： G06F3/041 , G09G3/3225
CPC分类号： G06F3/0412 , G06F3/0416 , G09G3/3225 , G09G3/3233 , G09G2300/0408 , G09G2300/0426 , G09G2300/0842 , G09G2300/0861 , G09G2300/0876 , G09G2310/0262 , G09G2320/045 , G09G2354/00 , G09G2370/22
摘要： The present disclosure provides a pixel driver circuit, a pixel driving method, a pixel circuit and a display device. The pixel driver circuit includes a touch element connection unit connected between a touch element and a second end of a storage capacitor, a diving control unit connected between a gate electrode of a driving transistor and the second end of the storage capacitor, a first power voltage application unit connected between a second electrode of the driving transistor and a first power line, a touch detection unit connected between a touch detection line and a first electrode of the driving transistor, and a threshold compensation control unit configured to receive a reference voltage and connected to the gate electrode of the driving transistor and the second end of the storage capacitor.
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公开(公告)号：US20230215333A1
公开(公告)日：2023-07-06
申请号：US18181625
申请日：2023-03-10
发明人： Zuquan HU , Zhenyu ZHANG , Haipeng YANG , Ke DAI
IPC分类号： G09G3/20
CPC分类号： G09G3/2092 , G09G2300/0426 , G09G2310/0286 , G09G2310/061 , G09G2310/08 , G09G3/3266
摘要： A display device, a gate drive circuit, a shift register and a control method are disclosed. The shift register includes a first shift register unit and a second shift register unit, the first shift register unit is configured to write a first control signal to the first node, and write a first clock signal to the first signal output terminal under control of a voltage of the first node; the second shift register unit is configured to write a second clock signal to the second signal output terminal under control of the voltage of the first node; during time of a frame, the first clock signal and a first input signal provided by a first signal input terminal are pulse signals, and the second clock signal is a DC signal.
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公开(公告)号：US20210397044A1
公开(公告)日：2021-12-23
申请号：US17279929
申请日：2020-05-19
发明人： Zuquan HU , Peng JIANG , Ke DAI , Yue DU , Rongcheng LIU
IPC分类号： G02F1/1335 , G02F1/13357 , G02F1/139
摘要： The present disclosure relates to the field of display technology, and provides a display module and a display device. The display module includes a first display sub-panel, where the first display sub-panel includes: a first display sub-panel including a plurality of first pixel units; and a second display sub-panel arranged at a light-entering side of the first display sub-panel and including a plurality of second pixel units. Each second pixel unit corresponds to at least one first pixel unit, an orthogonal projection of each second pixel unit onto the first display sub-panel coincides with the corresponding first pixel unit, and the second display sub-panel is a vertical-electric-field-type liquid crystal display panel.
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