WO2020107979A1 - 触控面板及其制造方法 - Google Patents

触控面板及其制造方法 Download PDF

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Publication number
WO2020107979A1
WO2020107979A1 PCT/CN2019/103514 CN2019103514W WO2020107979A1 WO 2020107979 A1 WO2020107979 A1 WO 2020107979A1 CN 2019103514 W CN2019103514 W CN 2019103514W WO 2020107979 A1 WO2020107979 A1 WO 2020107979A1
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Prior art keywords
common electrode
touch
opening
touch control
touch driver
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PCT/CN2019/103514
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English (en)
French (fr)
Inventor
尹文
黄威
张甜
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南京中电熊猫平板显示科技有限公司
南京中电熊猫液晶显示科技有限公司
南京华东电子信息科技股份有限公司
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Publication of WO2020107979A1 publication Critical patent/WO2020107979A1/zh

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/0412—Digitisers structurally integrated in a display
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
    • G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
    • G06F2203/04103—Manufacturing, i.e. details related to manufacturing processes specially suited for touch sensitive devices

Definitions

  • the invention belongs to the technical field of display driving, and particularly relates to a touch panel and a manufacturing method thereof.
  • the existing LCD self-capacitive touch design divides the common electrode layer of the panel into several squares. During display, the common electrode signal and the scanning line signal of the touch are continuously switched to realize the integrated function of display and touch.
  • the common electrode layer is divided into hundreds of blocks of the same size, and each block is individually connected to the touch signal line, during touch scanning, the load at the far end is relatively large and the load at the near end is relatively small Under the influence of certain technological processes and screen sizes, the load difference between the far and near ends is large. When the driver capacity cannot compensate for the difference, the quality of the product will be bad, such as the appearance of horizontal stripes.
  • an embodiment of the present invention provides a touch panel, including:
  • the common electrode layer includes a plurality of common electrodes arranged in an array, and each common electrode is in correspondence with at least one touch signal line; each of the common electrodes has at least one opening, and the opening is located between the common electrode and the Overlapping portions of touch signal lines and/or overlapping portions with the gate signal lines;
  • the number of openings near the common electrode of the touch driver is less than the number of openings far from the common electrode of the touch driver.
  • the cross-sectional size of the opening close to the common electrode of the touch driver is smaller than the cross-sectional size of the opening far from the common electrode of the touch driver.
  • the touch panel further includes a plurality of pixel areas, each common electrode corresponds to a plurality of pixel areas, and the opening is located at an overlapping position of the common electrode and the corresponding pixel area.
  • an opening is provided at the overlapping position of the common electrode away from the touch driver and each pixel area.
  • At least one overlapping position of the common electrode close to the touch driver and each pixel area is not provided with an opening.
  • the openings on the common electrode close to the touch driver are arranged regularly or irregularly.
  • an embodiment of the present invention further provides a method for manufacturing a touch panel according to any of the foregoing embodiments, the manufacturing method including the step of forming the opening at an overlapping portion of a common electrode and a touch signal line And/or the step of forming the opening at the overlapping portion of the common electrode and the gate signal line.
  • the embodiments of the present invention have at least any of the following beneficial effects:
  • Capacitive load matching between the near end and the far end can be achieved to avoid the large difference in load between the near end and the far end when the screen size is large, resulting in poor product quality.
  • FIG. 1 is a schematic structural diagram of a touch panel of the present invention
  • FIG. 2(a) is a schematic structural diagram of a common electrode at the far end of the touch driver according to the first embodiment of the present invention
  • 2(b) is a schematic structural diagram of a common electrode at the proximal end of the touch driver according to the first embodiment of the present invention
  • FIG. 3(a) is a schematic structural diagram of a remote common electrode of the touch driver according to the first embodiment of the present invention
  • 3(b) is a schematic structural view of the proximal common electrode of the touch driver according to the first embodiment of the present invention.
  • FIG. 4(a) is a schematic diagram of the structure of the remote common electrode of the touch driver according to the first embodiment of the present invention.
  • 4(b) is a schematic structural diagram of a common electrode at the proximal end of the touch driver according to the first embodiment of the present invention
  • FIG. 5(a) is a schematic diagram of the structure of the remote common electrode of the touch driver according to the second embodiment of the present invention.
  • FIG. 5(b) is a schematic structural view of a proximal common electrode of a touch driver according to a second embodiment of the present invention.
  • FIG. 6(a) is a schematic structural view of a remote common electrode of a touch driver according to a second embodiment of the present invention.
  • FIG. 6(b) is a schematic structural view of a proximal common electrode of a touch driver according to a second embodiment of the present invention.
  • FIG. 7(a) is a schematic structural diagram of a common electrode at the far end of the touch driver according to the second embodiment of the present invention.
  • FIG. 7(b) is a schematic structural diagram of a proximal common electrode of a touch driver according to a second embodiment of the present invention.
  • FIG. 1 is a schematic structural diagram of a touch panel of the present invention.
  • the touch panel of the present invention includes: a first substrate 1 including: a touch driver 2, a plurality of touch signal lines 3 connected to the touch driver 2 and a common electrode layer (Not shown in the figure).
  • the common electrode layer includes a plurality of common electrodes 4 arranged in an array, and each common electrode 4 is correspondingly connected to at least one touch signal line 3.
  • the first substrate 1 further includes: a plurality of gate signal lines (not shown in the figure), a plurality of data lines (not shown in the figure), and crossing by the plurality of gate signal lines and the plurality of data lines Multiple pixel areas defined.
  • the touch panel further includes a second substrate (not shown in the figure) disposed opposite to the first substrate.
  • each common electrode 4 corresponds to a plurality of pixel regions 6 arranged in an array, and each common electrode 4 is provided with There is at least one opening 5, and the opening 5 is located at the overlapping portion of the common electrode 4 and the touch signal line 3.
  • the number of openings 5 of the common electrode 4 located at the far end of the touch driver 2 in FIG. 2(a) is greater than the number of openings 5 of the common electrode 4 located at the proximal end of the touch driver 2 in FIG. 2(b).
  • the opening 5 is located at the overlapping position of the common electrode 4 and the corresponding pixel area 6, and each opening 5 corresponds to one pixel area 6, and the cross section of the opening 5 may be within the range of the pixel area 6.
  • the number of openings 5 on each common electrode 4 may be the same or different. As shown in FIG. 2(a), an opening 5 is provided on the overlapping position of the common electrode 4 away from the touch driver 2 with each pixel area 6, and the non-opening areas of the common electrode 4 are connected to each other to form a whole, Prevent the phenomenon of electrode floating (ITO Floating).
  • the overlapping position of the common electrode 4 close to the touch driver 2 with each pixel area 6 is not provided with an opening 5, which can be in the corresponding position of the pixel area 6 in the even or odd columns
  • the opening 5 is provided, or the opening 5 is provided at the corresponding position of the pixel area 6, or the opening 5 is provided at the corresponding position of the surrounding pixel area 6, or the opening 5 is provided only at the corresponding position of the pixel area 6 in the middle, or selectively
  • An opening 5 is provided at a corresponding position of the pixel area 6, or the openings 5 on the common electrode 4 form a regular or irregular arrangement, that is, at least one pixel area 6 does not provide an opening 5 at the corresponding position on the common electrode 4.
  • the openings 5 on one common electrode 4 may form one or more arrangements, or the number of openings 5 of adjacent common electrodes 4 is different, or the arrangement of openings 5 of adjacent common electrodes 4 is different, the common of the same row
  • the arrangement or number of the openings 5 of the electrode 4 may be the same or different.
  • the common electrode layer may be formed under the touch signal line 3. As shown in FIGS. 4( a) and 4 (b ), the common electrode layer may also be formed above the touch signal line 3.
  • the cross-sectional size of the opening 5 away from the common electrode 4 of the touch driver 2, as shown in FIGS. 3( a) and 4 (a ), is larger than the opening close to the common electrode 4 of the touch driver 2
  • the cross-sectional size of 5 is shown in Figure 3(b) and Figure 4(b).
  • the common electrode is cut at the position of the touch signal line to reduce the overlapping area of the common electrode and the touch signal line, so as to achieve the purpose of reducing the coupling capacitance and the load.
  • the embodiment of the present invention compares the number and/or cross-sectional size of the openings 5 close to the common electrode 4 of the touch driver 2 with those far from the touch driver.
  • the number and/or cross-sectional size of the openings 5 of the electrodes 4 are distinguished by reducing the number of openings 5 close to the common electrode 4 of the touch driver 2 and/or by reducing the openings 5 of the common electrode 4 close to the touch driver 2
  • the size of the cross section to match the capacitive load of the near end and the far end.
  • each common electrode 4 corresponds to a plurality of pixel regions 6 arranged in an array, and each common electrode 4 is provided on At least one opening 5, the position of the opening 5 may also be located at the overlapping portion of the common electrode 4 and the gate signal line 7.
  • the number of openings 5 of the common electrode 4 located at the far end of the touch driver 2 in FIG. 5(a) is greater than the number of openings 5 of the common electrode 4 located at the proximal end of the touch driver 2 in FIG. 5(b).
  • the opening 5 is located at the overlapping position of the common electrode 4 and the corresponding pixel area 6, and each opening 5 corresponds to one pixel area 6, and the cross section of the opening 5 may be within the range of the pixel area 6.
  • the number of openings 5 on each common electrode 4 may be the same or different. As shown in FIG. 5(a), an opening 5 is provided on the overlapping position of the common electrode 4 away from the touch driver 2 with each pixel area 6. As shown in FIG. 5(a), an opening 5 is provided on the overlapping position of the common electrode 4 away from the touch driver 2 with each pixel area 6. As shown in FIG. 5(a), an opening 5 is provided on the overlapping position of the common electrode 4 away from the touch driver 2 with each pixel area 6. As shown in FIG.
  • the overlapping position of the common electrode 4 close to the touch driver 2 with each pixel area 6 is not provided with an opening 5, which can be in the corresponding position of the pixel area 6 in the even or odd rows
  • the opening 5 is provided, or the opening 5 is provided at a corresponding position of the pixel area 6, or the opening 5 is provided at the corresponding position of the surrounding pixel area 6, or the opening 5 is provided only at the corresponding position of the pixel area 6 in the middle, or selectively
  • An opening 5 is provided at a corresponding position of the pixel area 6, or the openings 5 on the common electrode 4 form a regular or irregular arrangement, that is, at least one pixel area 6 does not provide an opening 5 at the corresponding position on the common electrode 4.
  • the openings 5 on one common electrode 4 may form one or more arrangements, or the number of openings 5 of adjacent common electrodes 4 is different, or the arrangement of openings 5 of adjacent common electrodes 4 is different, the common of the same row
  • the arrangement or number of the openings 5 of the electrode 4 may be the same or different.
  • the cross-sectional size of the opening 5 away from the common electrode 4 of the touch driver 2 is larger than the opening near the common electrode 4 of the touch driver 2 as shown in FIGS. 6(a) and 7(a).
  • the cross-sectional size of 5 is shown in Fig. 6(b) and Fig. 7(b).
  • the common electrode layer may be located above or below the gate signal line 7.
  • the present invention also proposes a method for manufacturing the touch panel of the above embodiment, including the step of forming an opening 5 in the overlapping portion of the common electrode 4 and the touch signal line 3 and/or between the common electrode 4 and the gate signal line 7 The step of forming the opening 5 in the overlapping portion.
  • the method may further include configuring the number of openings 5 away from the common electrode 4 of the touch driver 2 to be greater than the number of openings 5 closer to the common electrode 4 of the touch driver 2, and/or moving away from the touch driver 2
  • the cross-sectional size of the opening 5 of the common electrode 4 is configured as a step larger than the cross-sectional size of the opening 5 near the common electrode 4 of the touch driver 2.
  • the touch panel and its manufacturing method of the present invention unequally excavate the common electrode at different positions in the pixel area, reducing the area of the remote common electrode to achieve capacitance matching, thus avoiding when the screen size is large The load difference between the near and far ends is large, resulting in poor product quality.

Abstract

一种触控面板及其制造方法，属于显示驱动的技术领域，包括：触控驱动器（2）；多根触控信号线（3），连接至触控驱动器（2）；公共电极层，包括阵列排布的多个公共电极（4），每个公共电极（4）和至少一根触控信号线（3）对应连通；其中，公共电极（4）具有至少一个开口（5），开口（5）位于公共电极（4）与触控信号线（3）的重叠部位。通过将公共电极（4）在像素区域（6）的不同位置进行不均等挖除开口（5），减小了远端公共电极（4）的面积来实现电容匹配，从而避免了当屏幕尺寸较大时，近远端负载差异较大，使产品品质出现画质不良现象的发生。

Description

触控面板及其制造方法 技术领域
本发明属于显示驱动的技术领域，尤其涉及一种触控面板及其制造方法。
背景技术
现有的LCD自容式触控设计是将面板的公共电极层均分为若干方块，在显示时，公共电极信号与触控的扫描线信号不断切换，实现显示和触控一体化的功能。
然而，由于公共电极层被分割成数百个相同大小的区块，且每个区块单独与触控信号线连线，在触控扫描时，远端的负载比较大，近端负载比较小，在某些工艺流程及屏幕尺寸的影响下，远近端负载差异较大，当驱动器能力不能弥补该差异时，产品的品质会出现不良，如横纹的出现。
发明内容
为解决现有技术中存在的上述问题，第一方面，本发明实施例提供一种触控面板，包括：
触控驱动器；
多个触控信号线，连接至所述触控驱动器；
多个栅极信号线；
公共电极层，包括阵列排布的多个公共电极，每个公共电极和至少一个触控信号线对应连通；每个所述公共电极具有至少一个开口，所述开口位于所述公共电极与所述触控信号线的重叠部位和/或与所述栅极信号线的重叠部位；
其中，靠近所述触控驱动器的公共电极的开口的数量少于远离所述触控驱动器的公共电极的开口的数量。
在优选的实施方式中，靠近所述触控驱动器的公共电极的开口的截面大小小于远离所述触控驱动器的公共电极的开口的截面大小。
在优选的实施方式中，所述触控面板还包括多个像素区域，每个公共电极对应多个像素区域，所述开口位于所述公共电极与对应像素区域的重叠位置。
在优选的实施方式中，远离所述触控驱动器的公共电极与每个像素区域的重叠位置 均设有一个开口。
在优选的实施方式中，靠近所述触控驱动器的公共电极与每个像素区域的至少一个重叠位置不设置开口。
在优选的实施方式中，靠近所述触控驱动器的公共电极上的开口呈规则或不规则的排列。
第二方面，本发明实施例还提供一种根据前述任一实施方式所述的触控面板的制造方法，所述制造方法包括在公共电极与触控信号线的重叠部位形成所述开口的步骤和/或在公共电极与栅极信号线的重叠部位形成所述开口的步骤。
与现有技术相比，本发明实施例至少具有以下任意一项有益效果：
1、能够减少公共电极和触控信号线的交叠面积，达到降低负载的目的；
2、可以实现近端和远端的电容负载匹配，避免当屏幕尺寸较大时，近远端负载差异较大，使产品品质出现画质不良现象的发生。
附图说明
下面将以明确易懂的方式，结合附图说明优选实施方式，对本发明予以进一步说明。
图1为本发明触控面板的结构示意图；
图2(a)为根据本发明第一实施例的触控驱动器远端公共电极的结构示意图；
图2(b)为根据本发明第一实施例的触控驱动器近端公共电极的结构示意图；
图3(a)为根据本发明第一实施例的触控驱动器远端公共电极的结构示意图；
图3(b)为根据本发明第一实施例的触控驱动器近端公共电极的结构示意图；
图4(a)为根据本发明第一实施例的触控驱动器远端公共电极的结构示意图；
图4(b)为根据本发明第一实施例的触控驱动器近端公共电极的结构示意图；
图5(a)为根据本发明第二实施例的触控驱动器远端公共电极的结构示意图；
图5(b)为根据本发明第二实施例的触控驱动器近端公共电极的结构示意图；
图6(a)为根据本发明第二实施例的触控驱动器远端公共电极的结构示意图；
图6(b)为根据本发明第二实施例的触控驱动器近端公共电极的结构示意图；
图7(a)为根据本发明第二实施例的触控驱动器远端公共电极的结构示意图；
图7(b)为根据本发明第二实施例的触控驱动器近端公共电极的结构示意图。
具体实施方式
为了更清楚地说明本发明实施例或现有技术中的技术方案，下面将对照附图说明本发明的具体实施方式。显而易见地，下面描述中的附图仅仅是本发明的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其他的附图，并获得其他的实施方式。
为使图面简洁，各图中只示意性地表示出了与本发明相关的部分，它们并不代表其作为产品的实际结构。另外，以使图面简洁便于理解，在有些图中具有相同结构或功能的部件，仅示意性地绘示了其中的一个，或仅标出了其中的一个。在本文中，“一个”不仅表示“仅此一个”，也可以表示“多于一个”的情形。
图1为本发明的触控面板的结构示意图。如图1所示，本发明的触控面板包括：第一基板1，所述第一基板1包括：触控驱动器2、连接至触控驱动器2的多个触控信号线3以及公共电极层(图中未示出)。其中，公共电极层包括阵列排布的多个公共电极4，每一个公共电极4和至少一个触控信号线3对应连通。
所述第一基板1还包括：多个栅极信号线(图中未示出)、多个数据线(图中未示出)以及由所述多个栅极信号线和多个数据线交叉限定的多个像素区域。
在一些实施方式中，该触摸面板还包括与第一基板相对设置的第二基板(图中未示出)。
图2(a)至图4(b)为根据本发明第一实施例的触控面板的公共电极的结构示意图。如图2(a)和图2(b)所示，本发明实施例的触控面板结构中，每个公共电极4均对应多个阵列排布的像素区域6，每个公共电极4上设有至少一个开口5，开口5位于公共电极4与触控信号线3的重叠部位。其中，图2(a)中位于触控驱动器2远端的公共电极4的开口5的数量大于图2(b)中位于触控驱动器2近端的公共电极4的开口5的数量。
在优选的实施方式中，开口5位于公共电极4与对应像素区域6的重叠位置，每个开口5对应一个像素区域6，开口5的截面可以在像素区域6的范围内。
在优选的实施方式中，每个公共电极4上的开口5的数量可以相同，也可以不同。如图2(a)所示，远离触控驱动器2的公共电极4上与每个像素区域6的重叠位置均设有一个开口5，公共电极4的非开口区域彼此连接，形成一个整体，以防止出现电极浮动(ITO Floating)的现象。
如图2(b)所示，靠近触控驱动器2的公共电极4上与每个像素区域6的重叠位置并非均设有一个开口5，可以在偶数列或奇数列的像素区域6的对应位置设置开口5， 或者间隔像素区域6的对应位置设置开口5，或者在四周的像素区域6的对应位置设置开口5，或者仅在中间的像素区域6的对应位置设置开口5，或者有选择的在像素区域6的对应位置设置开口5，或者公共电极4上的开口5形成规则或不规则的排列，即至少有一个像素区域6在公共电极4上的对应位置不设置开口5。在一块公共电极4上的开口5可以形成一种或多种排列，或者相邻的公共电极4的开口5的数量不同，或者相邻的公共电极4的开口5的排列不同，同一行的公共电极4的开口5的排列或数量可以相同也可以不同。
在优选的实施方式中，如图3(a)和图3(b)所示，公共电极层可以形成在触控信号线3的下方。如图4(a)和图4(b)所示，公共电极层也可以形成在触控信号线3的上方。
在优选的实施方式中，远离触控驱动器2的公共电极4的开口5的截面大小，如图3(a)和图4(a)所示，大于靠近触控驱动器2的公共电极4的开口5的截面大小，如图3(b)和图4(b)所示。
本发明实施例通过将公共电极在触控信号线的位置进行开口挖除，减少了公共电极和触控信号线的交叠面积，达到降低耦合电容，降低负载的目的。为了解决触控面板远近端的负载差异较大导致画质不良的问题，本发明实施例将靠近触控驱动器2的公共电极4的开口5的数量和/或截面大小与远离触控驱动器2的公共电极4的开口5的数量和/或截面大小进行区别，通过减少靠近触控驱动器2的公共电极4的开口5的数量和/或通过减小靠近触控驱动器2的公共电极4的开口5的截面大小，以实现近端和远端的电容负载匹配。
图5(a)至图7(b)为根据本发明第二实施例的触控面板的公共电极的结构示意图。如图5(a)至图5(b)所示，本发明实施例的触控面板结构中，每个公共电极4均对应多个阵列排布的像素区域6，每个公共电极4上设置至少一个开口5，开口5的位置还可以位于公共电极4与栅极信号线7的重叠部位。其中，图5(a)中位于触控驱动器2远端的公共电极4的开口5的数量大于图5(b)中位于触控驱动器2近端的公共电极4的开口5的数量。
在优选的实施方式中，开口5位于公共电极4与对应像素区域6的重叠位置，每个开口5对应一个像素区域6，开口5的截面可以在像素区域6的范围内。
在优选的实施方式中，每个公共电极4上的开口5的数量可以相同，也可以不同。如图5(a)所示，远离触控驱动器2的公共电极4上与每个像素区域6的重叠位置均设 有一个开口5。如图5(b)所示，靠近触控驱动器2的公共电极4上与每个像素区域6的重叠位置并非均设有一个开口5，可以在偶数行或奇数行的像素区域6的对应位置设置开口5，或者间隔像素区域6的对应位置设置开口5，或者在四周的像素区域6的对应位置设置开口5，或者仅在中间的像素区域6的对应位置设置开口5，或者有选择的在像素区域6的对应位置设置开口5，或者公共电极4上的开口5形成规则或不规则的排列，即至少有一个像素区域6在公共电极4上的对应位置不设置开口5。在一块公共电极4上的开口5可以形成一种或多种排列，或者相邻的公共电极4的开口5的数量不同，或者相邻的公共电极4的开口5的排列不同，同一行的公共电极4的开口5的排列或数量可以相同也可以不同。
在优选的实施方式中，远离触控驱动器2的公共电极4的开口5的截面大小，如图6(a)和图7(a)所示，大于靠近触控驱动器2的公共电极4的开口5的截面大小，如图6(b)和图7(b)所示。
在优选的实施方式中，如图6(a)至图7(b)所示，公共电极层可以位于栅极信号线7的上方或下方。
本发明还提出对于上述实施例的触控面板的制造方法，包括在公共电极4与触控信号线3的重叠部位上形成开口5的步骤和/或在公共电极4与栅极信号线7的重叠部位上形成开口5的步骤。所述方法还可以包括将远离触控驱动器2的公共电极4的开口5的数量构造为多于靠近触控驱动器2的公共电极4的开口5的数量，和/或将远离触控驱动器2的公共电极4的开口5的截面大小构造为大于靠近触控驱动器2的公共电极4的开口5的截面大小的步骤。
本发明的触控面板及其制造方法通过将公共电极在像素区域的不同位置进行不均等挖除开口，减小了远端公共电极的面积来实现电容匹配，从而避免了当屏幕尺寸较大时近远端负载差异较大，使产品品质出现画质不良现象。
应当说明的是，上述实施例均可根据需要自由组合。以上所述仅是本发明的优选实施方式，应当指出，对于本技术领域的普通技术人员来说，在不脱离本发明原理的前提下，还可以做出若干改进和润饰，这些改进和润饰也应视为本发明的保护范围。

Claims (7)

  1. 一种触控面板，其特征在于，包括：
    触控驱动器；
    多个触控信号线，连接至所述触控驱动器；
    多个栅极信号线；
    公共电极层，包括阵列排布的多个公共电极，每个公共电极和至少一个触控信号线对应连通；每个所述公共电极具有至少一个开口，所述开口位于所述公共电极与所述触控信号线的重叠部位和/或与所述栅极信号线的重叠部位；
    其中，靠近所述触控驱动器的公共电极的开口的数量少于远离所述触控驱动器的公共电极的开口的数量。
  2. 根据权利要求1所述的触控面板，其特征在于，靠近所述触控驱动器的公共电极的开口的截面大小小于远离所述触控驱动器的公共电极的开口的截面大小。
  3. 根据权利要求1所述的触控面板，其特征在于，所述触控面板还包括多个像素区域，每个公共电极对应多个像素区域，所述开口位于所述公共电极与对应像素区域的重叠位置。
  4. 根据权利要求3所述的触控面板，其特征在于，远离所述触控驱动器的公共电极与每个像素区域的重叠位置均设有一个开口。
  5. 根据权利要求3所述的触控面板，其特征在于，靠近所述触控驱动器的公共电极与每个像素区域的至少一个重叠位置不设置开口。
  6. 根据权利要求5所述的触控面板，其特征在于，靠近所述触控驱动器的公共电极上的开口呈规则或不规则的排列。
  7. 一种根据权利要求1-6任一项所述的触控面板的制造方法，其特征在于，所述制造方法包括：在公共电极与触控信号线的重叠部位形成所述开口的步骤和/或在公共电极与栅极信号线的重叠部位形成所述开口的步骤。
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