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公开(公告)号：US10152929B2
公开(公告)日：2018-12-11
申请号：US14890404
申请日：2015-10-21
Inventor： Cheng-hung Chen , Jiali Jiang
IPC: G09G3/36 , G02F1/1335 , G02F1/1343 , G02F1/1362 , G02F1/1368
Abstract: A liquid crystal panel and the driving method thereof are disclosed. The liquid crystal panel includes at least one storage electrode, a plurality of scanning lines, a plurality of data lines, and a plurality of pixel areas. Each of the pixel areas includes a pixel electrode, a first TFT and a second TFT. The first TFT drives the corresponding pixel electrode. The gate of the second TFT connects with the previous scanning line, and one of the source and the drain of the second TFT connects to the corresponding pixel electrode within the pixel area, and the other one connects with the storage electrode. In this way, the optimal common voltage is applied to the liquid crystal panel when the liquid crystal panel is in a displaying process, and thus the display performance is guaranteed.
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公开(公告)号：US09761729B2
公开(公告)日：2017-09-12
申请号：US15058173
申请日：2016-03-02
Inventor： Peng Du , Cheng-hung Chen
IPC: H01L27/14 , H01L29/786 , H01L29/66
CPC classification number: H01L22/34 , H01L22/14 , H01L27/1244 , H01L27/127 , H01L29/66742 , H01L29/78609 , H01L29/78648 , H01L29/78696
Abstract: A thin-film transistor (TFT) switch includes a gate, a drain, a source, a semiconductor layer, and a fourth electrode. The drain is connected to a first signal. The gate is connected to a control signal to control the switch on or off. The source outputs the first signal when the switch turns on. The fourth electrode and the gate are respectively located at two sides of the semiconductor layer. The fourth electrode is conductive and is selectively coupled to different voltage levels, thereby reducing leakage current in a channel to improve switch characteristic when the switch turns off.
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3.发明授权Driver circuit for reducing IC malfunction and liquid crystal display panel comprising same 有权用于减少IC故障的驱动电路和包括该故障的液晶显示面板公开(公告)号：US08963899B2
公开(公告)日：2015-02-24
申请号：US13700488
申请日：2012-09-21
Inventor： Jinjie Wang , Cheng-hung Chen
CPC classification number: G09G3/36 , G09G3/3674 , G09G2300/0426 , G09G2330/08
Abstract: A driver circuit and a liquid crystal display panel for reducing IC malfunction are provided. The driver circuit includes a source driver IC, a gate driver IC, and a wire on array, wherein the source driver IC and the gate driver IC connects through the wire on array. The source driver IC provides a signal to the gate driver IC through the wire on array. The driver circuit further includes a negative feedback module electrically connected with the wire on array to be configured to keep the wire on array voltage constant. This invention also provides a liquid crystal display panel using the driver circuit. Through the above method of this invention the driver circuit and a liquid crystal display panel for reducing IC malfunction can avoid the gate driver IC to generate the malfunction caused by the voltage fluctuation of the array and improve the display quality of the liquid crystal display panel.
Abstract translation: 提供了用于降低IC故障的驱动电路和液晶显示面板。 驱动器电路包括源极驱动器IC，栅极驱动器IC和阵列上的导线，其中源极驱动器IC和栅极驱动器IC通过阵列上的导线连接。 源极驱动器IC通过阵列上的导线向栅极驱动器IC提供信号。 驱动器电路还包括与阵列上的导线电连接的负反馈模块，以将导线保持阵列电压恒定。 本发明还提供一种使用该驱动电路的液晶显示面板。 通过本发明的上述方法，用于降低IC故障的驱动电路和液晶显示面板可以避免栅极驱动器IC产生由阵列的电压波动引起的故障，并提高液晶显示面板的显示质量。
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公开(公告)号：US10146074B2
公开(公告)日：2018-12-04
申请号：US14892668
申请日：2015-10-21
Inventor： Cheng-hung Chen , Jiali Jiang
IPC: G02F1/133 , G02F1/1345 , G02F1/1335 , G02F1/1343 , G02F1/1362 , G02F1/1368 , G02F1/1337
Abstract: A liquid crystal device (LCD) and a flexible circuit board are disclosed. The display panel includes a color film substrate, an array substrate, and a liquid crystal layer between the color film substrate and the array substrate. The flexible circuit board is configured for arranging the driving circuit. before the flexible circuit board is bonded, a common voltage of the color film substrate and the common voltage of the array substrate are disconnected. A voltage of the pixel electrode of the array substrate and the common voltage of the color film substrate are independent signals and are independently controllable to form a predetermined voltage difference for aligning the liquid crystal layer between the array substrate and the color film substrate. As such, the voltage difference for aligning the liquid crystal layer between the color film substrate and the array substrate of the self-adjust Vcom LCD may be formed.
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公开(公告)号：US09904121B2
公开(公告)日：2018-02-27
申请号：US14784282
申请日：2015-08-12
Inventor： Shishuai Huang , Cheng-hung Chen
IPC: G02F1/136 , G02F1/1343 , G02F1/1333 , G02F1/1368 , G02F1/1362 , G02F1/1335
CPC classification number: G02F1/134309 , G02F1/133345 , G02F1/133514 , G02F1/136213 , G02F1/13624 , G02F1/136286 , G02F1/1368 , G02F2001/134345 , G02F2001/134354 , G02F2201/121 , H01L27/1255
Abstract: The present invention provides an array substrate. The array substrate includes a base substrate, a first metal layer, an insulating layer, and a second metal layer subsequently formed on the base substrate. The first metal layer is scan lines or charge sharing lines of the array substrate. The second metal layer is one of a source electrode and drain electrode of a charge sharing thin film transistor of the array substrate. The first metal layer, the second metal layer, and the insulating layer between them stack together to forma charge sharing capacitor of the array substrate. The present invention further provides the liquid crystal display panel and the liquid crystal display device with the above-mentioned array substrate. By means of array substrate, the present invention can increase the pixel aperture ratio.
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Patent Agency Ranking
公开(公告)号：US09618780B2
公开(公告)日：2017-04-11
申请号：US14387243
申请日：2014-09-03
Inventor： Tien-Hao Chang , Hua Zheng , Cheng-hung Chen , Shishuai Huang
IPC: G09G5/00 , G02F1/133 , G02B27/22 , G02F1/1368 , G02F1/1362 , G09G3/36
CPC classification number: G02F1/13306 , G02B27/22 , G02F1/13624 , G02F1/136286 , G02F1/1368 , G09G3/3659 , G09G2300/0814 , G09G2310/0297 , G09G2320/0242
Abstract: A stereoscopic display device, an LCD panel, and an array substrate are provided. The array substrate includes gate lines, share lines, and a switching circuit including a vertical switching circuit, a first switch, a second switch, and an inverter. The first switch includes a gate, a first terminal, and a second terminal; respectively connected with the vertical switching circuit, the Nth share line, and the (N+X)th gate line. The second switch includes a gate, a first terminal, and a second terminal; respectively connected with the vertical switching circuit, the Nth share line, and a control signal. The inverter disposes between the gate of the first or second switch and the vertical switching circuit. The share lines can be independent controlled and low color shift effect is achieved. No additional IC chips and COFs are required, and solving the image blurs and the brightness difference of the two eyes.
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公开(公告)号：US09430975B2
公开(公告)日：2016-08-30
申请号：US14232271
申请日：2013-07-25
Inventor： Xiaohui Yao , Cheng-hung Chen
IPC: G09G3/36 , G02F1/1362 , G02F1/1368
CPC classification number: G09G3/3607 , G02F1/13624 , G02F1/136286 , G02F1/1368 , G02F2001/134345 , G09G3/3648 , G09G3/3659 , G09G3/3696 , G09G2300/0443 , G09G2300/0447 , G09G2300/0814 , G09G2300/0819 , G09G2300/0842 , G09G2320/0233 , G09G2320/0242 , G09G2320/028
Abstract: An array substrate and a liquid crystal panel are disclosed. Each of the pixel cells of the array substrate includes at least two pixel electrodes and at least two switch circuits. The first pixel electrode connects to the corresponding scanning line and corresponding data line of the pixel cell via the first switch circuit. The second pixel electrode connects to the corresponding scanning line of the pixel cell via the second switch circuit. The second pixel electrode connects to the first switch circuit at least via the second switch circuit such that the second pixel electrode is connected to the corresponding data line of the pixel cell. In this way, the color distortion in wide viewing angle and the display performance are enhanced.
Abstract translation: 公开了阵列基板和液晶面板。 阵列基板的每个像素单元包括至少两个像素电极和至少两个开关电路。 第一像素电极经由第一开关电路连接到像素单元的对应的扫描线和对应的数据线。 第二像素电极经由第二开关电路连接到像素单元的相应扫描线。 第二像素电极至少经由第二开关电路连接到第一开关电路，使得第二像素电极连接到像素单元的相应数据线。 以这种方式，增强了广视角的颜色失真和显示性能。
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8.发明申请公开(公告)号：US20150085090A1
公开(公告)日：2015-03-26
申请号：US14233384
申请日：2013-10-23
Inventor： Cheng-hung Chen , Jiali Jiang
CPC classification number: H04N13/398 , G09G3/003 , G09G3/3648 , G09G2320/0209 , H04N13/341
Abstract: The present invention provides a 3D display device and 3D display method thereof. The method includes the steps of: providing a first signal to the display panel sequentially for providing left-eye image and right-eye image sequentially, and providing a second signal at the time of switching the left-eye image and the right-eye image for inserting a black image, wherein the different 3D display quality being obtained through adjusting the insertion time of the black image. The present invention can adjust the insertion time of the black image to meet demands of higher 3D display luminance or lower 3D cross-talk for various 3D display qualities to improve viewing experience.
Abstract translation: 本发明提供一种3D显示装置及其3D显示方法。 该方法包括以下步骤：向显示面板依次提供第一信号以依次提供左眼图像和右眼图像，并且在切换左眼图像和右眼图像时提供第二信号 用于插入黑色图像，其中通过调整黑色图像的插入时间获得不同的3D显示质量。 本发明可以调节黑色图像的插入时间，以满足各种3D显示质量的更高3D显示亮度或较低3D串扰的要求，从而改善观看体验。
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公开(公告)号：US20150069510A1
公开(公告)日：2015-03-12
申请号：US14233386
申请日：2013-10-24
Inventor： Peng Du , Cheng-hung Chen
IPC: H01L29/786 , H01L27/12
CPC classification number: H01L29/78648 , H01L27/124
Abstract: A TFT, an array substrate, and a display panel are disclosed. The TFTs includes a gate, a first insulation layer arranged above the (late, a second insulation layer arranged above the first insulation layer, a semiconductor layer, a source, and a drain arranged between the first insulation layer and the second insulation layer, and a conductive layer arranged above the second insulation layer. The conductive layer and the gate are electrically coupled to each other such that when the TFT is in a turn-on state. A turn-on current generated in conductive channels of the semiconductor layer is increased. When the TFT is in a turn-off state, a turn-off current generated in the conductive channels is decreased. In this way, the ratio of the turn-on current to the turn-off current is increased.
Abstract translation: 公开了TFT，阵列基板和显示面板。 所述TFT包括栅极，布置在所述第一绝缘层上方的第二绝缘层（在第一绝缘层上方布置有第二绝缘层，设置在第一绝缘层和第二绝缘层之间的半导体层，源极和漏极）的第一绝缘层，以及 布置在第二绝缘层之上的导电层，导电层和栅极彼此电耦合，使得当TFT处于导通状态时，在半导体层的导电沟道中产生的导通电流增加 当TFT处于关断状态时，在导通通道中产生的截止电流减小，这样导通电流与关断电流的比例就会增加。
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公开(公告)号：US20150022507A1
公开(公告)日：2015-01-22
申请号：US14232270
申请日：2013-07-25
Inventor： Xiaohui Yao , Cheng-hung Chen
CPC classification number: G09G3/3659 , G09G3/003 , G09G2300/0443 , G09G2300/0852
Abstract: An array substrate and a liquid crystal panel area disclosed. Each pixel cell of the array substrate includes a first pixel electrode, a second pixel electrode and a third pixel electrode. In addition, the pixel cell further includes a control circuit for operating on the second pixel electrode to change the voltage of the second pixel electrode. The third pixel electrode connects to the second pixel electrode via a third transistor. In the 2D display mode, the three pixel electrodes are all in the displaying state of corresponding 2D images. In the 3D display mode, the third pixel electrode is in the displaying state of corresponding black images, and the first and the second pixel electrodes are in the displaying state of corresponding 3D images. In this way, the color distortion in the 2D and 3D display modes are enhanced.
Abstract translation: 公开了阵列基板和液晶面板。 阵列基板的每个像素单元包括第一像素电极，第二像素电极和第三像素电极。 此外，像素单元还包括用于在第二像素电极上操作以改变第二像素电极的电压的控制电路。 第三像素电极经由第三晶体管连接到第二像素电极。 在2D显示模式中，三个像素电极都处于对应2D图像的显示状态。 在3D显示模式中，第三像素电极处于相应的黑色图像的显示状态，第一和第二像素电极处于相应3D图像的显示状态。 以这种方式，增强了2D和3D显示模式中的色彩失真。
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