WO2019000521A1 - 一种有机发光显示屏的制备方法及显示装置 - Google Patents

一种有机发光显示屏的制备方法及显示装置 Download PDF

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Publication number
WO2019000521A1
WO2019000521A1 PCT/CN2017/093843 CN2017093843W WO2019000521A1 WO 2019000521 A1 WO2019000521 A1 WO 2019000521A1 CN 2017093843 W CN2017093843 W CN 2017093843W WO 2019000521 A1 WO2019000521 A1 WO 2019000521A1
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Prior art keywords
organic light
light emitting
layer
emitting display
metal mesh
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PCT/CN2017/093843
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English (en)
French (fr)
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叶剑
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武汉华星光电半导体显示技术有限公司
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Priority to US15/555,635 priority Critical patent/US20190004640A1/en
Publication of WO2019000521A1 publication Critical patent/WO2019000521A1/zh

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Classifications

    • 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
    • G06F3/0443—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using a single layer of sensing electrodes
    • 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
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
    • H10K59/40—OLEDs integrated with touch screens
    • 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 present invention relates to the field of display technologies, and in particular, to a method and a display device for preparing an organic light-emitting display.
  • figure 1 It is a schematic diagram of a conventional technology organic light-emitting display panel including an alignment film 100, a buffer layer 101, a first gate insulating layer 102, a second gate insulating layer 103, a dielectric layer 104, and a flat layer 105.
  • a pixel defining layer 106 a cathode 107, a package film 108, a polarizer 109, a touch sensor 110, an organic light emitting display 111, a spacer 112, an electron transport layer 113, a first GE layer 114, and a second GE layer 115. Active area 116.
  • the touch sensor 110 is formed on the polarizer 109 on the organic light emitting display package film 108.
  • the touch sensor 110 usually needs to separately form a double-layer conductive layer to form a driving electrode and a sensing electrode respectively; or the touch sensor 110 has a single-layer bridging structure, that is, the driving electrode/sensing electrode are located on the same layer, and the conductive bridge is connected on both sides.
  • the main technical problem to be solved by the present invention is to provide a method for preparing an organic light-emitting display panel, which can realize integration of touch display, reduce overall thickness, facilitate thin and light, facilitate detection of touch signals, and reduce manufacturing processes. Reduce production costs.
  • a technical solution adopted by the present invention is to provide a method for fabricating an organic light-emitting display, comprising: providing an organic light-emitting package assembly, the organic light-emitting assembly comprising a package film layer; and depositing on the entire surface of the film package layer
  • the metal layer is patterned by a mask pre-set with a specific pattern to form a touch electrode layer having an independent self-capacitive touch sensing electrode unit; the touch electrode layer comprises a metal grid, any adjacent metal The mesh forms a breakpoint.
  • another technical solution adopted by the present invention is to provide a method for fabricating an organic light-emitting display, comprising providing an organic light-emitting package assembly, the organic light-emitting assembly comprising a package film layer; A touch electrode layer having an independent self-capacitive touch sensing electrode unit is formed thereon.
  • the method for forming a touch electrode layer having independent self-capacitive touch sensing electrode units on the package film layer comprises first depositing a metal layer on the entire surface of the thin film encapsulation layer, and then passing a mask pre-set with a specific pattern. Patterning the metal layer; or forming a metal mask pre-set with a specific pattern on the package film layer by deposition.
  • the touch electrode layer includes a metal mesh, and any adjacent metal mesh forms a break point.
  • the organic light emitting package assembly includes a pixel defining layer, and a grid line of the metal mesh is formed at a pixel gap of the pixel defining layer.
  • the independent self-capacitive touch sensing electrode unit is led out by one or more leads.
  • an organic light emitting display panel including an organic light emitting package assembly, the organic light emitting package assembly includes a package film layer, a touch electrode layer, and the touch An electrode layer is formed on the package film layer, and the touch electrode layer has an independent self-capacitive touch sensing electrode unit.
  • the touch electrode layer includes a metal mesh, and any adjacent metal mesh forms a break point.
  • the organic light emitting package assembly includes a pixel defining layer, and a grid line of the metal mesh is formed at a pixel gap of the pixel defining layer.
  • the independent self-capacitive touch sensing electrode unit is led out by one or more leads.
  • the invention has the beneficial effects that the organic light-emitting display panel of the invention integrates the touch electrode layer with the independent self-capacitive touch sensing electrode unit into the upper part of the organic light-emitting display to realize the touch display integration.
  • the thickness is reduced, the thickness is reduced, the manufacturing process is reduced, the manufacturing cost is reduced, and the flexibility of the touch is facilitated.
  • FIG. 1 is a schematic structural view of a conventional external touch screen to an organic light emitting display
  • FIG. 2 is a schematic flow chart of an embodiment of a method for fabricating an organic light-emitting display of the present invention
  • FIG. 3 is a schematic structural view of an embodiment of an organic light emitting display panel of the present invention.
  • FIG. 4 is a schematic structural view of an embodiment of a touch sensing electrode unit of an organic light emitting display panel of the present invention.
  • FIG. 5 is a schematic plan view showing an embodiment of a touch electrode layer of an organic light emitting display panel of the present invention.
  • FIG. 2 is a schematic flow chart of an embodiment of a method for fabricating an organic light-emitting display of the present invention, the method comprising the following steps:
  • S10 Providing an organic light emitting package assembly, the organic light emitting device comprising a package film layer.
  • the method for forming a touch electrode layer having independent self-capacitive touch sensing electrode units on the package film layer comprises: firstly depositing a metal layer on the entire surface of the film encapsulation layer, and then masking a specific pattern by pre-setting The mold patterns the metal layer.
  • a metal layer is deposited on the entire surface of the organic light emitting package component encapsulating film layer, and the entire metal layer is patterned by a mask having a specific pattern to form a plurality of touch sensing electrode units.
  • the organic light emitting package assembly includes a pixel defining layer in which all metal meshes in the pattern are formed at pixel gaps of the pixel defining layer.
  • the metal grid traces avoid the pixel area and therefore do not affect the optical display. Any adjacent metal meshes form breakpoints to electrically separate each other to form a self-contained touch sensing electrode unit.
  • Each of the individual sensing electrode units is led out by one or more metal leads, the leads being part of a metal grid, the leads being located at pixel boundaries of the pixel defining layer.
  • the method for forming a touch electrode layer having a self-capacitive touch sensing electrode unit on the package film layer comprises: forming a metal mask pre-formed with a specific pattern on the package film by deposition On the floor.
  • the organic light emitting package assembly includes a pixel defining layer in which all metal meshes in the pattern are formed at pixel gaps of the pixel defining layer.
  • the metal grid traces avoid the pixel area and therefore do not affect the optical display. Any adjacent metal meshes form breakpoints to electrically separate each other to form a self-contained touch sensing electrode unit.
  • Each of the individual sensing electrode units is led out by one or more metal leads, the leads being part of a metal grid, the leads being located at pixel boundaries of the pixel defining layer.
  • the metal mesh material may be any one of silver, titanium, aluminum, and molybdenum, thereby ensuring good electrical conductivity and flexibility of the metal mesh.
  • other conductive properties may also be used.
  • a flexible metal material may be any one of silver, titanium, aluminum, and molybdenum.
  • the touch electrode layer includes a metal mesh and a lead, and the touch electrode layer is made of a single metal mesh layer, and does not need to form a driving electrode and a sensing electrode, and only needs a mask to reduce the process. The process reduces the production cost.
  • the organic light-emitting display prepared by the embodiment realizes integrated touch display, thereby reducing the overall thickness, facilitating thinning and thinning, and facilitating flexibility of touch.
  • FIG. 3 is a schematic structural view of an embodiment of an organic light emitting display panel of the present invention.
  • the organic light emitting display panel includes an organic light emitting package component and a touch electrode layer 316.
  • the organic light emitting package assembly includes a package film layer 308.
  • the touch electrode layer 316 is formed on the package film layer 308.
  • the touch electrode layer 316 has an independent self-capacitive touch sensing electrode unit 40.
  • the organic light emitting package assembly includes the following components: an alignment film 300, a buffer region 301, a first gate insulating layer 302, a second gate insulating layer 303, a dielectric layer 304, a flat layer 305, a pixel defining layer 306, a cathode 307, and a packaging film 308. Covering window 309, active area 310, first GE layer 311, second GE layer 312, electron transport layer 313, spacer 314, organic light emitting display 315.
  • FIG. 4 is a schematic structural diagram of an embodiment of a touch sensing electrode unit of the organic light emitting display panel of the present invention.
  • the touch sensing electrode unit 40 includes a metal mesh 41, and any adjacent metal mesh 41 forms a break point 42 so as to be electrically separated from each other, that is, to form an independent self-contained structure.
  • the metal grid traces 43 are formed at the pixel gaps of the pixel defining layer 44, and thus do not affect the optical display effect, and the intersections of the metal grid traces 43 are connected through the first via holes 45.
  • the touch sensing electrode unit 40 is led out by one or more leads 46.
  • the lead 46 is a part of the metal mesh 41.
  • the lead 46 is located at a pixel gap of the pixel defining layer 44, and the touch sensing electrode unit 40 is
  • the leads 46 are connected by a second through hole 47.
  • the touch electrode layer having the independent self-capacitive touch sensing electrode unit is integrated into the upper portion of the organic light-emitting display, and the position of the touch is obtained by detecting the change of the capacitance value, and the corresponding operation is performed, thereby improving
  • the sensitivity of the touch signal detection realizes the integration of the touch display, reduces the overall thickness, and is advantageous for thinning and thinning.
  • the organic light emitting display panel of the present embodiment can be applied to a display device.
  • a touch electrode layer having an independent self-capacitive touch sensing electrode unit is integrated into an upper portion of the organic light-emitting display to realize integrated touch display, thereby reducing the overall thickness and facilitating thinning and thinning.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electroluminescent Light Sources (AREA)

Abstract

一种有机发光显示屏的制备方法，包括以下步骤：提供有机发光封装组件，有机发光封装组件包括封装薄膜层(308)；在封装薄膜层(308)上形成具有独立自容触控感应电极单元(40)的触控电极层(316)。一种有机发光显示屏，包括：有机发光封装组件，有机发光封装组件包括封装薄膜层(308)；触控电极层(316)，触控电极层(316)形成在封装薄膜层(308)上，触控电极层(316)具有独立自容触控感应电极单元(40)。本产品实现了触控显示一体化，减少制作工序，降低制作成本。

Description

一种有机发光显示屏的制备方法及显示装置
【技术领域】
本发明涉及显示技术领域，尤其涉及一种有机发光显示屏的制备方法及显示装置。
【背景技术】
传统与柔性有机发光显示屏搭配的触摸屏需单独制作，即外挂触摸屏，然后通过光学透明胶贴合在有机发光的上形成完整的触控显示模组。图1 是传统技术有机发光显示屏的示意图，该传统技术有机发光显示屏包括层叠设置的配向膜100，缓冲区101，第一栅绝缘层102，第二栅绝缘层103，介质层104，平坦层105，像素界定层106，阴极107，封装薄膜108，偏光片109，触控感应器110，有机发光显示屏111，间隔柱112，电子传送层113，第一GE层114，第二GE层115，有源区116。触控感应器110形成在有机发光显示屏封装薄膜108上的偏光片109的上。触控感应器110通常需要单独制作双层导电层分别形成驱动电极及感应电极；或者触控感应器110为单层架桥结构，即驱动电极/感应电极位于同一层，导电桥连接两侧被隔断的子电极。当手指触摸触控感应器110时，会引起驱动电极/感应电极之间的互容值的改变，通过检测驱动电极/感应电极之间互容值的变化量，从而检测手指触摸的位置，执行相应的操作。但是，这样的制造方法不但增加了手机整体的厚度，而且增加贴合工艺，不利于触控显示屏整体的轻薄化及柔性化。
【发明内容】
本发明要解决的主要技术问题是提供一种有机发光显示屏的制备方法，该方法能够实现触控显示一体化，减小整体厚度，利于轻薄化，利于触控信号的检测，减少制作工序，降低制作成本。
为解决上述技术问题，本发明采用的一个技术方案是：提供一种有机发光显示屏的制备方法，包括：提供有机发光封装组件，有机发光组件包括封装薄膜层；在薄膜封装层上方整面沉积金属层，再通过预设有特定图案的掩模将金属层图案化，形成具有独立自容触控感应电极单元的触控电极层；触控电极层包括金属网格，任一相邻的金属网格形成断点。
为解决上述技术问题，本发明采用的另一个技术方案是：提供一种有机发光显示屏的制备方法，包括提供有机发光封装组件，所述有机发光组件包括封装薄膜层；在所述封装薄膜层上形成具有独立自容触控感应电极单元的触控电极层。
其中，在所述封装薄膜层上形成具有独立自容触控感应电极单元的触控电极层的方法包括：首先在薄膜封装层上方整面沉积金属层，再通过预设有特定图案的掩模将金属层图案化；或将预设有特定图案的金属掩模通过沉积的方式形成在所述封装薄膜层上。
其中，触控电极层包括金属网格，任一相邻的所述金属网格形成断点。
其中，有机发光封装组件包括像素界定层，所述金属网格的网格线形成在所述像素界定层的像素间隙处。
其中，独立自容触控感应电极单元通过一根或者多根引线引出。
为解决上述技术问题，本发明采用的又一个技术方案是：提供一种有机发光显示屏，包括有机发光封装组件，所述有机发光封装组件包括封装薄膜层；触控电极层，所述触控电极层形成在所述封装薄膜层上，所述触控电极层具有独立自容触控感应电极单元。
其中，触控电极层包括金属网格，任一相邻的所述金属网格形成断点。
其中，有机发光封装组件包括像素界定层，所述金属网格的网格线形成在所述像素界定层的像素间隙处。
其中，独立自容触控感应电极单元通过一根或者多根引线引出。
本发明的有益效果有：区别于现有技术的情况，该发明有机发光显示屏，将具有独立自容触控感应电极单元的触控电极层集成到有机发光显示屏上部，实现触控显示一体化，从而减小整体厚度，利于轻薄化，减少制作工序，降低制作成本，利于实现触控的柔性化。
【附图说明】
下面将结合附图及实施方式对本发明作进一步说明，附图中：
图1是传统外挂触摸屏到有机发光显示屏的结构示意图；
图2是本发明有机发光显示屏的制备方法的一实施例的流程示意图；
图3是本发明有机发光显示屏的一实施例的结构示意图；
图4是本发明有机发光显示屏的触控感应电极单元的一实施例的结构示意图；
图5是本发明有机发光显示屏的触控电极层的一实施例的平面示意图。
【具体实施方式】
为使本领域的技术人员更好地理解本发明的技术方案，下面结合附图和具体实施方式对本发明所提供的一种有机发光显示屏的制备方法及显示装置做进一步详细描述。
参阅图2，本发明有机发光显示屏的制备方法的一实施例的流程示意图，该制备方法包括以下步骤：
S10：提供有机发光封装组件，有机发光组件包括封装薄膜层。
S20：在封装薄膜层上形成具有独立自容触控感应电极单元的触控电极层。
具体地，在所述封装薄膜层上形成具有独立自容触控感应电极单元的触控电极层的方法包括：首先在薄膜封装层上方整面沉积金属层，再通过预设有特定图案的掩模将金属层图案化。
更具体地，首先在有机发光封装组件封装薄膜层上方整面沉积金属层，通过预设有特定图案的掩膜将整面的金属层图案化形成若干个触控感应电极单元。有机发光封装组件包括像素界定层，图案中所有的金属网格形成在所述像素界定层的像素间隙处。金属网格走线均避开像素区域，因此不影响光学显示效果。任一相邻的所述金属网格形成断点，从而将彼此电性隔开，形成独立自容的触控感应电极单元。每个独立的感应电极单元通过一根或者多根金属引线引出，引线为金属网格的一部分，引线位于像素界定层的像素间隙处。
可选的，在所述封装薄膜层上形成具有独立自容触控感应电极单元的触控电极层的方法包括：将预设有特定图案的金属掩模通过沉积的方式形成在所述封装薄膜层上。有机发光封装组件包括像素界定层，图案中所有的金属网格形成在所述像素界定层的像素间隙处。金属网格走线均避开像素区域，因此不影响光学显示效果。任一相邻的所述金属网格形成断点，从而将彼此电性隔开，形成独立自容的触控感应电极单元。每个独立的感应电极单元通过一根或者多根金属引线引出，引线为金属网格的一部分，引线位于像素界定层的像素间隙处。
具体地，该金属网格材料可以为银、钛、铝、钼中的任一金属，从而保证金属网格良好的导电性及柔韧性，当然，在其他实施例中，也可以是其他导电性及柔韧性良好的金属材料。
在本实施例中，触控电极层包括金属网格和引线，触控电极层由单层金属网格层制作而成，不需要形成驱动电极及感应电极，只需要一道光罩，减少了制程工序，降低了制作成本。
区别于现有技术，通过本实施方式所制备的有机发光显示屏，实现触控显示一体化，从而减小整体厚度，利于轻薄化，利于实现触控的柔性化。
参阅图3，图3是本发明有机发光显示屏的一实施例的结构示意图。该有机发光显示屏包括有机发光封装组件和触控电极层316。其中，有机发光封装组件包括封装薄膜层308，触控电极层316形成在封装薄膜层308上，触控电极层316具有独立自容触控感应电极单元40。有机发光封装组件包括以下部件：配向膜300，缓冲区301，第一栅绝缘层302，第二栅绝缘层303，介质层304，平坦层305，像素界定层306，阴极307，封装薄膜308，覆盖窗口309，有源区310，第一GE层311，第二GE层312，电子传送层313，间隔柱314，有机发光显示屏315。
继续参见图4，图4是本发明有机发光显示屏的触控感应电极单元的一实施例的结构示意图。触控感应电极单元40包括金属网格41，任一相邻的所述金属网格41形成断点42，从而将彼此电性隔开，即形成独立自容结构。金属网格走线43形成在像素界定层44的像素间隙处，因此不影响光学显示效果，金属网格走线43相交处通过第一通孔45连接。
继续参见图5，触控感应电极单元40通过一根或者多根引线46引出，引线46为金属网格41的一部分，引线46位于像素界定层44的像素间隙处，触控感应电极单元40与引线46之间通过第二通孔47连接。
本实施例的有机发光显示屏，将具有独立自容触控感应电极单元的触控电极层集成到有机发光显示屏上部，通过检测电容值的变化获得触摸的位置及执行相应的操作，从而提高触控信号检测的灵敏度，同时实现触控显示一体化，减小整体厚度，利于轻薄化。
本实施例的有机发光显示屏可应用于显示装置中。该有机发光显示屏中，将具有独立自容触控感应电极单元的触控电极层集成到有机发光显示屏上部，实现触控显示一体化，从而减小整体厚度，利于轻薄化。
以上仅为本发明的实施方式，并非因此限制本发明的专利范围，凡是利用本发明说明书及附图内容所作的等效结构或等效流程变换，或直接或间接运用在其他相关的技术领域，均同理包括在本发明的专利保护范围。

Claims (16)

  1. 一种有机发光显示屏的制备方法，其中，包括：
    提供有机发光封装组件，所述有机发光组件包括封装薄膜层；
    在所述薄膜封装层上方整面沉积金属层，再通过预设有特定图案的掩模将金属层图案化，形成具有独立自容触控感应电极单元的触控电极层；所述触控电极层包括金属网格，任一相邻的所述金属网格形成断点。
  2. 根据权利要求1所述的制备方法，其中，所述有机发光封装组件包括像素界定层，所述金属网格的网格线形成在所述像素界定层的像素间隙处。
  3. 根据权利要求1所述的制备方法，其中，所述金属网格的材料为银、钛、铝、钼中的任一金属。
  4. 根据权利要求1所述的制备方法，其中，所述独立自容触控感应电极单元通过一根或者多根引线引出。
  5. 一种有机发光显示屏的制备方法，其中，包括：
    提供有机发光封装组件，所述有机发光组件包括封装薄膜层；
    在所述封装薄膜层上形成具有独立自容触控感应电极单元的触控电极层。
  6. 根据权利要求5所述的有机发光显示屏的制备方法，其中，
    所述在所述封装薄膜层上形成具有独立自容触控感应电极单元的触控电极层的方法包括：首先在薄膜封装层上方整面沉积金属层，再通过预设有特定图案的掩模将金属层图案化。
  7. 根据权利要求5所述的有机发光显示屏的制备方法，其中，
    所述在所述封装薄膜层上形成具有独立自容触控感应电极单元的触控电极层的方法包括：将预设有特定图案的金属掩模通过沉积的方式形成在所述封装薄膜层上。
  8. 根据权利要求5所述的有机发光显示屏的制备方法，其中，所述触控电极层包括金属网格，任一相邻的所述金属网格形成断点。
  9. 根据权利要求8所述的有机发光显示屏的制备方法，其中，所述有机发光封装组件包括像素界定层，所述金属网格的网格线形成在所述像素界定层的像素间隙处。
  10. 根据权利要求8所述的有机发光显示屏的制备方法，其中，所述金属网格的材料为银、钛、铝、钼中的任一金属。
  11. 根据权利要求5所述的有机发光显示屏的制备方法，其中，所述独立自容触控感应电极单元通过一根或者多根引线引出。
  12. 一种有机发光显示屏，其中，包括：
    有机发光封装组件，所述有机发光封装组件包括封装薄膜层；
    触控电极层，所述触控电极层形成在所述封装薄膜层上，所述触控电极层具有独立自容触控感应电极单元。
  13. 根据权利要求12所述的有机发光显示屏，其中，所述触控电极层包括金属网格，任一相邻的所述金属网格形成断点。
  14. 根据权利要求13所述的有机发光显示屏，其中，
    所述有机发光封装组件包括像素界定层，所述金属网格的网格线形成在所述像素界定层的像素间隙处。
  15. 根据权利要求12所述的有机发光显示屏，其中，
    所述独立自容触控感应电极单元通过一根或者多根引线引出。
  16. 根据权利要求13所述的有机发光显示屏，其中，
    所述金属网格的材料为银、钛、铝、钼中的任一金属。
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