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31. 发明授权

US09898135B2 Touch detection circuit and display device 有权
公开(公告)号：US09898135B2
公开(公告)日：2018-02-20
申请号：US15094025
申请日：2016-04-08
申请人： BOE TECHNOLOGY GROUP CO., LTD. , BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
发明人： Bin Zhang , Chunbing Zhang , Yu Xie , Zhihan Zhou
IPC分类号： G06F3/041 , G06F3/044
CPC分类号： G06F3/0418 , G06F3/0412 , G06F3/0416 , G06F3/044
摘要： The present invention provides a touch detection circuit and a display device, and belongs to the field of display technology. In the touch detection circuit of the present invention, when a signal detection unit detects a change in a common voltage signal of a common electrode, a switch unit is controlled to be turned off, so as to avoid inaccurate detection of a touch position due to a spike pulse in the common voltage signal of the common electrode. The touch detection circuit of the present invention detects a touch position accurately and is simple in structure.

32. 发明授权

US09530376B2 Driving device and driving method of liquid crystal display device and liquid crystal display device 有权
标题翻译：液晶显示装置及液晶显示装置的驱动装置及驱动方法
公开(公告)号：US09530376B2
公开(公告)日：2016-12-27
申请号：US14600133
申请日：2015-01-20
申请人： BOE TECHNOLOGY GROUP CO., LTD. , BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
发明人： Chunbing Zhang , Bin Zhang , Shuai Hou , Yiqiang Lai , Liang Zhang
IPC分类号： G09G3/36
CPC分类号： G09G3/3696 , G09G3/3611 , G09G3/3614 , G09G2320/0247
摘要： The present disclosure relates to a driving device and a driving method of a liquid crystal display device and a liquid crystal display device. The liquid crystal display device comprises a display panel. The driving method comprising following steps of: displaying a current image by driving the display panel in a current reverse driving mode; detecting a variation value of a common voltage of the display panel during a prescribed period of time, and determining whether the variation value of the common voltage is greater than a prescribed threshold voltage variation; and in case that the variation value of the common voltage is greater than the prescribed threshold voltage variation, determining an occurrence of an image flickering and changing the current reverse driving mode. According to the present disclosure, the flickering of the liquid crystal display device can be reduced.
摘要翻译：本发明涉及液晶显示装置和液晶显示装置的驱动装置和驱动方法。液晶显示装置包括显示面板。该驱动方法包括以下步骤：通过以当前的反向驱动模式驱动显示面板来显示当前图像; 在规定的时间段内检测显示面板的公共电压的变化值，并且确定所述公共电压的变化值是否大于规定的阈值电压变化; 并且在公共电压的变化值大于规定的阈值电压变化的情况下，确定图像抖动的发生并改变当前的反向驱动模式。根据本公开，可以降低液晶显示装置的闪烁。

33. 发明授权

US09356053B2 Thin film transistor array substrate and driving method therefor as well as liquid crystal display 有权
标题翻译：薄膜晶体管阵列基板及其驱动方法以及液晶显示器
公开(公告)号：US09356053B2
公开(公告)日：2016-05-31
申请号：US14123669
申请日：2012-12-03
申请人： BOE TECHNOLOGY GROUP CO., LTD. , BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
发明人： Bin Zhang , Liang Zhang , Weihao Hu
IPC分类号： H01L27/12 , G09G3/36 , G02F1/1362
CPC分类号： H01L27/1255 , G02F1/136213 , G09G3/3648 , G09G3/3696 , G09G2300/0852 , G09G2320/10 , G09G2330/021 , G09G2340/0435
摘要： A thin film transistor array substrate, a driving method therefore, and a liquid crystal display are disclosed. The thin film transistor array substrate includes at least a sub-pixel region formed by a gate line and a data line intersected with each other, wherein, each sub-pixel comprises a first transistor (21) of which the gate is connected with a gate line and the drain is connected with a data line and a first storage capacitor (23) of which one end is connected with the source of the first transistor (21) and the other end is connected with an output of a reference voltage, the sub-pixel further comprises a second storage capacitor (24) and a second transistor (25), wherein one end of the second storage capacitor (24) is connected with the source of the first transistor (21), and the other end of the second storage capacitor (24) is connected with the drain of the second transistor (25); the source of the second transistor (25) is connected with the output of the reference voltage, and the gate of the second transistor (25) is connected with an output of an Enable signal. Since a second storage capacitor (24) is additionally added to each sub-pixel in the thin film transistor array substrate, the capacitance of the storage capacitors during static display is increased, the voltage conversion frequency during static display is deceased, and the system power consumption is decreased.
摘要翻译：公开了一种薄膜晶体管阵列基板，其驱动方法和液晶显示器。所述薄膜晶体管阵列基板至少包括由栅极线和彼此相交的数据线形成的子像素区域，其中，每个子像素包括第一晶体管（21），栅极与栅极连接线路和漏极与数据线连接，第一存储电容器（23）的一端与第一晶体管（21）的源极连接，另一端与参考电压的输出端相连，子像素还包括第二存储电容器（24）和第二晶体管（25），其中第二存储电容器（24）的一端与第一晶体管（21）的源极连接，第二存储电容器的另一端存储电容器（24）与第二晶体管（25）的漏极连接; 第二晶体管（25）的源极与参考电压的输出相连，第二晶体管（25）的栅极与使能信号的输出相连。由于第二存储电容器（24）被附加到薄膜晶体管阵列基板中的每个子像素，所以静态显示期间的存储电容器的电容增加，静态显示期间的电压转换频率下降，系统功率消费减少。

34. 发明授权

US11501683B2 Driving method for display panel, driving circuit, display panel and display device 有权
公开(公告)号：US11501683B2
公开(公告)日：2022-11-15
申请号：US16341679
申请日：2018-10-29
申请人： BEIJING BOE DISPLAY TECHNOLOGY CO., LTD. , BOE TECHNOLOGY GROUP CO., LTD.
发明人： Bin Zhang
IPC分类号： G09G3/3208 , G09G3/20
摘要： The present disclosure provides a driving method for a display panel for displaying multiple frames of image to be displayed, the image to be displayed includes a plurality of image pixel units, the display panel includes a plurality of display pixel units, and the driving method includes the following steps performed when displaying each of frames of image to be displayed: detecting a grayscale value of each image pixel unit in the image to be displayed; determining whether the grayscale value of each image pixel unit is greater than a predetermined value; and providing a predetermined display voltage to a display pixel unit of the display panel corresponding to the image pixel unit, the grayscale value of which is greater than the predetermined value, the predetermined display voltage is lower than a voltage provided when the display pixel unit is driven according to the predetermined value.

35. 发明授权

US10553159B2 Pixel circuit, display panel and display device 有权
公开(公告)号：US10553159B2
公开(公告)日：2020-02-04
申请号：US15535242
申请日：2016-09-30
申请人： BOE TECHNOLOGY GROUP CO., LTD. , BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
发明人： Guangxing Wang , Bin Zhang , Dianzheng Dong , Kan Zhang , Qiang Zhang
IPC分类号： G09G3/3258 , G09G3/3233
摘要： Disclosed are a pixel circuit, a display panel and a display device. The pixel circuit includes driving circuits which are in one-to-one correspondence to data lines, each driving circuit being disposed in a peripheral area of a display panel; compensating circuits which are in one-to-one correspondence to gate lines, each compensating circuit being disposed in a peripheral area of the display panel; and light emitting devices. Each compensating circuit outputs a first reference signal or a second reference signal to the corresponding driving circuit. Each driving circuit drives a corresponding light emitting device to emit light through a signal from the corresponding compensating circuit and a data signal from the corresponding data line. The pixel circuit of the present disclosure can improve the aperture ratio of a pixel unit.

36. 发明授权

US10297695B2 Thin film transistor and method for detecting pressure by utilizing the same and touch apparatus 有权
公开(公告)号：US10297695B2
公开(公告)日：2019-05-21
申请号：US15566526
申请日：2017-04-28
申请人： BOE TECHNOLOGY GROUP CO., LTD. , BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
发明人： Bin Zhang , Guangxing Wang , Pengming Chen , Yu Xie , Kan Zhang
IPC分类号： G09G5/00 , H01L29/84 , G06F3/041 , H01L29/423 , H01L29/786 , H01L27/12 , H01L41/193
摘要： A thin film transistor and a method for detecting a pressure by utilizing the thin film transistor, and a touch apparatus are provided. The thin film transistor includes an active layer; a source electrode and a drain electrode, separated from each other and both connected with the active layer; a first insulation layer, staked with the active layer; and a piezoelectric layer, separated from the active layer by the first insulation layer and separated from the source electrode and the drain electrode.

37. 发明授权

US10049634B2 Pixel circuit and driving method thereof, driving circuit, display device 有权
公开(公告)号：US10049634B2
公开(公告)日：2018-08-14
申请号：US15521666
申请日：2016-10-11
申请人： Boe Technology Group Co., Ltd. , Beijing Boe Display Technology Co., Ltd.
发明人： Kan Zhang , Bin Zhang , Pengming Chen , Guangxing Wang , Qiang Zhang , Dianzheng Dong
IPC分类号： G09G3/36
摘要： The disclosure provides a pixel circuit and a driving method thereof, a driving circuit, and a display device, which pertains to the field of pixel driving technology. The pixel circuit includes a capacitor, a capacitor charging transistor, a first and second capacitor discharging transistor. The capacitor is charged to a first voltage greater than the pixel voltage when the capacitor charging transistor is turned on. The capacitor is connected in series with the first and second capacitor discharging transistor to form a discharge circuit, and the capacitor is discharged when the first and second capacitor discharging transistor are turned on so that the voltage across the capacitor drops from the first voltage to the pixel voltage. There is no need to arrange a Gamma resistor for the driving circuit for the pixel circuit array provided by the disclosure, which makes the structure simple and the power consumption in driving low.

38. 发明申请

US20160343104A1 Displaying Method and Display Terminal 审中-公开
标题翻译：显示方法和显示终端
公开(公告)号：US20160343104A1
公开(公告)日：2016-11-24
申请号：US14897429
申请日：2015-07-17
申请人： Beijing BOE Display Technology Co., Ltd. , BOE Technology Group Co., Ltd.
发明人： Bin Zhang
IPC分类号： G06T1/20 , G09G5/00 , G06T3/40
CPC分类号： G06T1/20 , G06F1/1684 , G06F3/04886 , G06F3/14 , G06F3/147 , G06T3/40 , G09G5/003 , G09G5/006 , G09G2340/0407 , G09G2360/02
摘要： There are provided a displaying method and a display terminal. The displaying method comprises: acquiring a usage mode of the display terminal (S1); and determining an effective use area of a display screen (1) in the display terminal according to the usage mode (S2). The displaying method and display terminal detect the usage mode of the display terminal in real time, and adjust the effective use area of the display screen in the display terminal according to the usage mode, so that the user's different requirements for the liquid crystal screen in different usage modes are satisfied, and thus the user experience is raised.
摘要翻译：提供了显示方法和显示终端。显示方法包括：获取显示终端的使用模式（S1）; 以及根据使用模式（S2）确定显示终端中的显示画面（1）的有效使用区域。显示方法和显示终端实时检测显示终端的使用模式，并根据使用模式调整显示终端的显示画面的有效使用面积，使用户对液晶屏的不同要求满足不同的使用模式，从而提高用户体验。

39. 发明申请

US20160299530A1 Array Substrate, Display Panel And Method For Detecting Bent Degree of The Same 有权
标题翻译：阵列基板，显示面板和检测其弯曲度的方法
公开(公告)号：US20160299530A1
公开(公告)日：2016-10-13
申请号：US15071249
申请日：2016-03-16
申请人： BOE Technology Group Co., Ltd. , Beijing BOE Display Technology Co., Ltd.
发明人： Bin Zhang , Yu Xie , Zhihan Zhou
IPC分类号： G06F1/16 , G06F3/045 , H01L27/12
CPC分类号： G06F1/1652 , G06F3/041 , G06F3/045 , G09G3/006 , G09G2290/00 , G09G2380/02 , H01L27/1218 , H01L27/124
摘要： Embodiments of the present invention disclose an array substrate including: a flexible supporting base on which a plurality of rows of scanning lines and a plurality of columns of data lines are provided and are crossed to define a plurality of pixel units on the flexible supporting base. The flexible supporting base is further provided thereon with a plurality of rows of first signal lines and a plurality of columns of second signal lines, and conductor layers. Each of the conductor layers is located within one of at least some of the pixel units, is connected to a corresponding column of second signal line, and is configured for generating an electrical signal that is associated with a bent degree of the array substrate, and for outputting the electrical signal via the corresponding column of second signal line under driving of a signal from the first signal line. Meanwhile, a display panel and a method of detecting a bent degree of the same are disclosed.
摘要翻译：本发明的实施例公开了一种阵列基板，包括：柔性支撑基座，多个行扫描线和多列数据线被设置在柔性支撑基底上，并且交叉以在柔性支撑基座上限定多个像素单元。柔性支撑底座还设置有多行第一信号线和多列第二信号线以及导体层。每个导体层位于至少一些像素单元中的一个内，连接到相应的第二信号线列，并被配置为产生与阵列基板的弯曲度有关的电信号，以及用于在来自第一信号线的信号的驱动下通过第二信号线的相应列输出电信号。同时，公开了一种显示面板及其弯曲程度的检测方法。

40. 发明申请

US20210367003A1 DISPLAY SUBSTRATE, DISPLAY APPARATUS, AND METHOD OF FABRICATING DISPLAY SUBSTRATE 有权
公开(公告)号：US20210367003A1
公开(公告)日：2021-11-25
申请号：US16330561
申请日：2018-07-27
申请人： BOE Technology Group Co., Ltd.
发明人： Tingting Zhou , Chengchung Yang , Bin Zhang
IPC分类号： H01L27/32 , H01L51/56 , H01L51/52
摘要： The present application provides a display substrate having a plurality of subpixel areas. The display substrate includes a base substrate; a first electrode layer on the base substrate and including a plurality of first electrodes respectively in the plurality of subpixel areas; an auxiliary electrode layer; and an insulating layer between the first electrode layer and the auxiliary electrode layer. The first electrode layer and the auxiliary electrode layer are spaced apart and insulated from each other by the insulating layer. An orthographic projection of each individual one of the plurality of first electrodes on the base substrate at least partially overlap with an orthographic projection of the auxiliary electrode layer on the base substrate. Each of the plurality of first electrodes is electrically connected to a pixel circuit configured to drive light emission in a respective one of the plurality of subpixel areas.

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