WO2020118837A1 - 触控面板及电子装置 - Google Patents
触控面板及电子装置 Download PDFInfo
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- WO2020118837A1 WO2020118837A1 PCT/CN2019/071553 CN2019071553W WO2020118837A1 WO 2020118837 A1 WO2020118837 A1 WO 2020118837A1 CN 2019071553 W CN2019071553 W CN 2019071553W WO 2020118837 A1 WO2020118837 A1 WO 2020118837A1
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- WIPO (PCT)
- Prior art keywords
- electrode
- touch
- touch panel
- branch
- electronic device
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Classifications
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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 OR CALCULATING; 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
- G06F3/0414—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using force sensing means to determine a position
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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 OR CALCULATING; 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
- G06F3/045—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using resistive elements, e.g. a single continuous surface or two parallel surfaces put in contact
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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
- G06F2203/04111—Cross over in capacitive digitiser, i.e. details of structures for connecting electrodes of the sensing pattern where the connections cross each other, e.g. bridge structures comprising an insulating layer, or vias through substrate
Definitions
- the invention relates to the field of touch control, in particular to a touch panel and an electronic device.
- terminal products such as mobile phones support functions such as touch control and pressure sensing.
- a touch layer needs to be provided in the terminal to realize the touch function, and a pressure sensing layer is provided to realize the pressure sensing function.
- This method requires the terminal to add an independent pressure sensing layer, which increases Product thickness.
- the existing terminal has a technical problem that a pressure sensing layer needs to be added to realize the pressure sensing function.
- the invention provides a touch panel and an electronic device to solve the technical problem of the existing terminal that a pressure sensing layer needs to be added to realize the pressure sensing function.
- the invention provides a touch panel, which includes:
- a touch layer on the substrate includes at least two electrode units, and two adjacent electrode units are insulated and arranged,
- the electrode unit includes:
- the resistance value of the first electrode and/or the second electrode is related to the deformation amount of the touch panel.
- the first electrode includes at least one first branch, and the resistance value of the first branch is positively correlated with the deformation amount of the touch panel.
- the second electrode includes at least one second branch, and the resistance value of the second branch is positively related to the deformation amount of the touch panel.
- the second branches and/or the first branches are conductive loops formed by hollow wires, and are arranged in a staggered spiral shape.
- the orthographic projections of the first branch and the second branch on the surface of the touch panel do not overlap.
- the touch layer includes at least two electrode units distributed in an array
- the orthographic projection areas of the electrode unit on the surface of the touch panel are equal;
- the orthographic projection area of the electrode unit on the surface of the touch panel gradually decreases or increases.
- the electrode unit further includes at least:
- a first touch lead electrically connected to the first electrode
- a second touch lead electrically connected to the second electrode
- the first touch lead and the second touch lead of each electrode unit are insulated and arranged in parallel.
- the first electrode, the second electrode, the first touch lead and the second touch lead are arranged in the same layer.
- the first electrode is one of the sensing electrode and the driving electrode
- the second electrode is the other one that is different from the first electrode
- the first electrode and the second electrode are transparent metals.
- the present application also proposes an electronic device, wherein the electronic device includes a touch panel, and the touch panel includes:
- a touch layer on the substrate includes at least two electrode units, and two adjacent electrode units are insulated and arranged,
- the electrode unit includes:
- the resistance value of the first electrode and/or the second electrode is related to the deformation amount of the touch panel.
- the first electrode includes at least one first branch, and the resistance value of the first branch is positively correlated with the deformation amount of the touch panel.
- the second electrode includes at least one second branch, and the resistance value of the second branch is positively related to the deformation amount of the touch panel.
- the second branch and/or the first branch are conductive loops formed by hollow wires, and are arranged in a staggered spiral shape.
- the orthographic projections of the first branch and the second branch on the surface of the touch panel do not overlap.
- the touch layer includes at least two electrode units distributed in an array
- the orthographic projection areas of the electrode unit on the surface of the touch panel are equal;
- the orthographic projection area of the electrode unit on the surface of the touch panel gradually decreases or increases.
- the electrode unit further includes at least:
- a first touch lead electrically connected to the first electrode
- a second touch lead electrically connected to the second electrode
- the first touch lead and the second touch lead of each electrode unit are insulated and arranged in parallel.
- the first electrode, the second electrode, the first touch lead and the second touch lead are arranged in the same layer.
- the first electrode is one of the sensing electrode and the driving electrode
- the second electrode is the other one that is different from the first electrode
- the first electrode and the second electrode are transparent metals.
- This application obtains the deformation amount of the touch panel through the change amount of the resistance value of the first electrode, thereby realizing the pressure sensing function; the second electrode and the first electrode form a capacitance structure, which can determine the user's touch operation based on the capacitance change and realize the touch at the same time
- Touch control and pressure touch control solve the technical problem of the existing terminal that needs to add a pressure sensing layer to realize the pressure sensing function; at the same time, the setting of the touch leads does not occupy the distance of the border, and a narrow border design is realized.
- FIG. 1 is a structural diagram of a touch layer of this application
- FIG. 2 is a structural diagram of an electrode unit in a touch panel of the present application.
- FIG. 1 is a structural diagram of a touch layer of the present application.
- the touch panel includes:
- a substrate (not shown), which may be conductive glass.
- the touch layer 100 includes a plurality of electrode units 10.
- the number of the electrode units 10 may be two or more, and the specific number is not limited in this application.
- two adjacent electrode units 10 are insulated.
- the electrode units 10 are distributed in an array on the touch layer 100.
- 3X3 electrode units 10 arranged in an array are used for description.
- the touch control layer 100 includes nine electrode units 10 distributed in an array.
- the orthographic projection areas of the electrode unit 10 on the surface of the touch panel are equal.
- the orthographic projection area of the electrode unit 10 on the surface of the touch panel gradually decreases or increases. In this embodiment, in the direction from the electrode unit 10 to the touch chip 30, the orthographic projection area of the electrode unit 10 on the surface of the touch panel gradually decreases.
- the first direction is a horizontal direction
- the second direction is a vertical direction
- the touch layer 100 further includes touch leads 20.
- the touch lead 20 is electrically connected to the electrode unit 10.
- the electrode unit 10 is electrically connected to the touch chip 30 through the touch lead 20 to perform signal transmission.
- one of the touch leads 20 is electrically connected to one of the electrode units 10.
- the touch lead of the present application can be directly arranged under the electrode unit, does not occupy the distance of the frame, and realizes a narrow frame design.
- FIG. 2 is a structural diagram of the electrode unit 10 in the touch panel of the present application.
- the electrode unit 10 includes:
- the first electrode 101 is located on the substrate.
- the second electrode 102 on the substrate is the second electrode 102 on the substrate.
- the first electrode 101 and the second electrode 102 are insulated.
- the first electrode 101 and the second electrode 102 form a capacitive structure.
- the present application may determine the user's touch operation based on the change in capacitance of the capacitance structure formed by the first electrode 101 and the second electrode 102.
- the resistance value of the first electrode 101 or/and the second electrode 102 is related to the deformation amount of the touch panel.
- the correlation relationship includes a positive correlation and a negative correlation
- a positive correlation means that the greater the deformation amount of the touch panel, the greater the resistance of the first electrode 101 or/and the second electrode 102 .
- Negative correlation means that the larger the deformation amount of the touch panel, the smaller the resistance of the first electrode 101 or/and the second electrode 102, and both of these correlations can realize the pressure sensing function.
- the value of the first electrode 101 including at least one first branch 1010 is positively correlated with the deformation amount of the touch panel.
- the first branch 1010 may be a conductive loop formed by a hollow wire.
- the first branch 1010 is convoluted.
- the second electrode 102 further includes at least one second branch 1020 whose resistance value is positively correlated with the deformation amount of the touch panel.
- the second branch 1020 may be a conductive loop formed by a central control wire or a solid wire. In this embodiment, the second branch 1020 is a solid wire.
- the second branch 1020 is convoluted.
- first branch 1010 and the second branch 1020 are arranged in a spiral shape.
- first branch 1010 and the second branch 1020 may be a straight line, an arc, or a combination of multiple shapes.
- the orthographic projections of the first branch 1010 and the second branch 1020 on the surface of the touch panel do not overlap.
- the touch lead 20 connected to the electrode unit 10 includes two of the first touch lead 201, the second touch lead 202, the first touch lead 201 and the first electrode 101.
- the two first branches 1010 are electrically connected, and the second touch lead 202 is electrically connected to the second branch 1020 in the second electrode 102.
- first touch lead 201 and the second touch lead 202 of each electrode unit 10 are insulated and arranged in parallel.
- the first electrode 101, the second electrode 102, the first touch lead 201 and the second touch lead 202 are arranged in the same layer.
- the first electrode 101 and the second electrode 102 are located in different layers.
- An insulating layer is provided between the first electrode 101 and the second electrode 102. This solution is not specifically expanded in the description.
- the first electrode 101 is one of a sensing electrode and a driving electrode
- the second electrode 102 is another one that is different from the first electrode 101.
- the first electrode 101 and the second electrode 102 are transparent metals.
- the touch layer 100 has a metal layer patterned to form electrode units 10 distributed in an array.
- Each electrode unit 10 includes a first electrode 101 and a second electrode 102.
- the first electrode 101 is a sensing electrode
- the second electrode 102 is a driving electrode.
- the driving electrode and the sensing electrode are intertwined to form a spiral shape.
- the driving electrode and the sensing electrode are separated by an insulating layer, which is a touch signal signal for accurately identifying the pressure of the finger.
- a capacitance is formed between the driving electrode and the sensing electrode to realize the touch function.
- a capacitance is formed between the driving electrode and the sensing electrode.
- Each of the sensing electrodes has a hollow design so as to form a conductive loop.
- the sensing electrode has a strain effect and its impedance changes, and the amount of finger pressure is detected according to the impedance change.
- the mutual capacitive touch function part feedbacks the position of the coordinate point
- the pressure-sensitive touch function part feedbacks the magnitude of the pressure. Combining the feedback signals of the two can detect the coordinate and pressure signal of the touched point.
- the impedance of the electrode unit changes, the pressure sensing function is activated, the mutual-capacitive touch enters the sleep state, and the magnitude of the pressure can be determined in conjunction with the amount of change in the sensing electrode impedance.
- an electronic device includes the touch panel; the electronic device includes but is not limited to a mobile phone, a tablet computer, a computer monitor, a game console, a television, Display screens, wearable devices, and other household appliances or household appliances with display functions.
- the working principle of the electronic device is similar to the working principle of the touch panel. For details, reference may be made to the working principle of the touch substrate, which is not repeated here.
- the invention provides a touch panel and an electronic device.
- the touch panel includes a substrate and a touch layer; the touch layer includes an electrode unit, including a first electrode and a second electrode; the first electrode or/ There is a correlation between the resistance value of the second electrode and the deformation amount of the touch panel.
- This application obtains the deformation amount of the touch panel through the change amount of the resistance value of the first electrode, thereby realizing the pressure sensing function; the second electrode and the first electrode form a capacitance structure, which can determine the user's touch operation based on the capacitance change and realize the touch at the same time
- Touch control and pressure touch control solve the technical problem of the existing terminal that needs to add a pressure sensing layer to realize the pressure sensing function; at the same time, the setting of the touch leads does not occupy the distance of the border, and a narrow border design is realized.
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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)
- Position Input By Displaying (AREA)
Abstract
一种触控面板及电子装置,所述触控面板包括基板及触控层(100);所述触控层(100)包括电极单元(10),包括第一电极(101)和第二电极(102);所述第一电极(101)或/和所述第二电极(102)的电阻值与所述触控面板的形变量呈相关关系。
Description
本发明涉及触控领域,尤其涉及一种触控面板及电子装置。
随着手机技术发展,手机等终端类产品支持触控、以及压力感应等功能。
在现有技术中,为了实现触控以及压力感应功能,终端内需要设置触控层实现触控功能,设置压力感应层实现压力感应功能,这种方式需要终端增加独立的压力感应层,增加了产品厚度。
即现有终端存在需要增加压力感应层才能实现压力感应功能的技术问题。
本发明提供一种触控面板及电子装置,以解决现有终端存在的需要增加压力感应层才能实现压力感应功能的技术问题。
本发明提供一种触控面板,其包括:
基板;
位于所述基板上的触控层,所述触控层包括至少两个电极单元,相邻两所述电极单元绝缘设置,
所述电极单元包括:
位于所述基板上的第一电极;
位于所述基板上的第二电极,所述第一电极与所述第二电极绝缘设置;
所述第一电极或/和所述第二电极的电阻值与所述触控面板的形变量呈相关关系。
在本申请的触控面板中,所述第一电极包括至少一第一分支,所述第一分支的电阻值与所述触控面板的形变量呈正相关。
在本申请的触控面板中,所述第二电极包括至少一第二分支,所述第二分支的电阻值与所述触控面板的形变量呈正相关。
在本申请的触控面板中,所述第二分支或/和所述第一分支为中空导线所形成的导电回路,且交错螺旋状设置。
在本申请的触控面板中,所述第一分支与所述第二分支在所述触控面板表面上的正投影不重叠。
在本申请的触控面板中,所述触控层包括至少两个呈阵列分布的电极单元;
在第一方向上,所述电极单元在所述触控面板表面上的正投影面积相等;
在第二方向上,所述电极单元在所述触控面板表面上的正投影面积逐渐减小或增加。
在本申请的触控面板中,所述电极单元还至少包括:
第一触控引线,与所述第一电极电连接;
第二触控引线,与所述第二电极电连接;
每一所述电极单元的所述第一触控引线和所述第二触控引线绝缘且平行设置。
在本申请的触控面板中,所述第一电极、所述第二电极、所述第一触控引线及所述第二触控引线同层设置。
在本申请的触控面板中,所述第一电极为感应电极和驱动电极中的一者,所述第二电极为不同于所述第一电极的另一者。
在本申请的触控面板中,所述第一电极和所述第二电极为透明金属。
本申请还提出了一种电子装置,其中,所述电子装置包括触控面板,所述触控面板包括:
基板;
位于所述基板上的触控层,所述触控层包括至少两个电极单元,相邻两所述电极单元绝缘设置,
所述电极单元包括:
位于所述基板上的第一电极;
位于所述基板上的第二电极,所述第一电极与所述第二电极绝缘设置;
所述第一电极或/和所述第二电极的电阻值与所述触控面板的形变量呈相关关系。
在本申请的电子装置中,所述第一电极包括至少一第一分支,所述第一分支的电阻值与所述触控面板的形变量呈正相关。
在本申请的电子装置中,所述第二电极包括至少一第二分支,所述第二分支的电阻值与所述触控面板的形变量呈正相关。
在本申请的电子装置中,所述第二分支或/和所述第一分支为中空导线所形成的导电回路,且交错螺旋状设置。
在本申请的电子装置中,所述第一分支与所述第二分支在所述触控面板表面上的正投影不重叠。
在本申请的电子装置中,所述触控层包括至少两个呈阵列分布的电极单元;
在第一方向上,所述电极单元在所述触控面板表面上的正投影面积相等;
在第二方向上,所述电极单元在所述触控面板表面上的正投影面积逐渐减小或增加。
在本申请的电子装置中,所述电极单元还至少包括:
第一触控引线,与所述第一电极电连接;
第二触控引线,与所述第二电极电连接;
每一所述电极单元的所述第一触控引线和所述第二触控引线绝缘且平行设置。
在本申请的电子装置中,所述第一电极、所述第二电极、所述第一触控引线及所述第二触控引线同层设置。
在本申请的电子装置中,所述第一电极为感应电极和驱动电极中的一者,所述第二电极为不同于所述第一电极的另一者。
在本申请的电子装置中,所述第一电极和所述第二电极为透明金属。
本申请通过第一电极的电阻值变化量得到触控面板的形变量,从而实现压力感应功能;第二电极与第一电极形成电容结构,可以基于电容变动确定用户的触控操作,同时实现触摸触控及压力触控,解决了现有终端存在的需要增加压力感应层才能实现压力感应功能的技术问题;同时,触控引线的设置,不占据边框的距离,实现了窄边框设计。
为了更清楚地说明实施例或现有技术中的技术方案,下面将对实施例或现有技术描述中所需要使用的附图作简单介绍,显而易见地,下面描述中的附图仅仅是发明的一些实施例,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。
图1为本申请触控层的结构图;
图2为本申请触控面板中电极单元的结构图。
以下各实施例的说明是参考附加的图示,用以例示本发明可用以实施的特定实施例。本发明所提到的方向用语,例如[上]、[下]、[前]、[后]、[左]、[右]、[内]、[外]、[侧面]等,仅是参考附加图式的方向。因此,使用的方向用语是用以说明及理解本发明,而非用以限制本发明。在图中,结构相似的单元是用以相同标号表示。
请参阅图1,图1为本申请触控层的结构图。
所述触控面板包括:
基板(未画出),所述基板可以为导电玻璃。
位于所述基板上的触控层100,所述触控层100包括多个电极单元10。所述电极单元10可以为2个及以上,具体数量本申请不作限定。
在一种实施例中,相邻两所述电极单元10绝缘设置。
在一种实施例中,所述电极单元10在所述触控层100上呈阵列分布。
请参阅图1,本申请以3X3呈阵列分布的电极单元10进行说明。
所述触控层100包括9个呈阵列分布的电极单元10。
在一种实施例中,在第一方向上,所述电极单元10在所述触控面板表面上的正投影面积相等。
在一种实施例中,在第二方向上,所述电极单元10在所述触控面板表面上的正投影面积逐渐减小或增加。本实施例中,在电极单元10至触控芯片30的方向上,所述电极单元10在所述触控面板表面上的正投影面积逐渐减小。
在一种实施例中,所述第一方向为水平方向,所述第二方向为竖直方向。
所述触控层100还包括触控引线20。
在一种实施例中,所述触控引线20与所述电极单元10电连接。所述电极单元10通过所述触控引线20与所述触控芯片30电连接,进行信号传输。
在一种实施例中,一所述触控引线20与一所述电极单元10电连接对应。
本申请的触控引线可以直接设置于电极单元下方,不占据边框的距离,实现了窄边框设计。
请参阅图2,图2为本申请触控面板中电极单元10的结构图。
所述电极单元10包括:
位于所述基板上的第一电极101。
位于所述基板上的第二电极102。
在一种实施例中,所述第一电极101与所述第二电极102绝缘设置。
在一种实施例中,所述第一电极101与所述第二电极102形成电容结构。本申请可以基于所述第一电极101与所述第二电极102形成的电容结构的电容变化以确定用户的触控操作。
在一种实施例中,所述第一电极101或/和所述第二电极102的电阻值与所述触控面板的形变量呈相关关系。
在一种实施例中,相关关系包括正相关和负相关,正相关是指所述触控面板的形变量越大,所述第一电极101或/和所述第二电极102的电阻越大。负相关是指所述触控面板的形变量越大,所述第一电极101或/和所述第二电极102的电阻越小,这两种相关关系都可以实现压力感应功能。
请参阅图2,所述第一电极101包括至少一第一分支1010值与所述触控面板的形变量呈正相关。
在一种实施例中,所述第一分支1010可以为中空导线所形成的导电回路。
在一种实施例中,所述第一分支1010回旋设置。
所述第二电极102还包括至少一第二分支1020支的电阻值与所述触控面板的形变量呈正相关。
在一种实施例中,所述第二分支1020可以为中控导线所形成的导电回路,也可以为实体导线。本实施例中的所述第二分支1020为实体导线。
在一种实施例中,所述第二分支1020回旋设置。
在一种实施例中,所述第一分支1010和所述第二分支1020交错螺旋状设置。
在一种实施例中,所述第一分支1010和所述第二分支1020可以为直线、弧线或者多种形状的组合设置。
在一种实施例中,所述第一分支1010与所述第二分支1020在所述触控面板表面上的正投影不重叠。
请参阅图2,连接所述电极单元10的触控引线20包括两条所述第一触控引线201所述第二触控引线202第一触控引线201与所述第一电极101中的两个所述第一分支1010电连接,所述第二触控引线202与所述第二电极102中的所述第二分支1020电连接。
在一种实施例中,每一所述电极单元10的所述第一触控引线201和所述第二触控引线202绝缘且平行设置。
在一种实施例中,所述第一电极101、所述第二电极102、所述第一触控引线201及所述第二触控引线202同层设置。
在图2的基础上,本申请还包括:
所述第一电极101与所述第二电极102位于不同膜层。所述第一电极101与所述第二电极102之间设置有绝缘层。本方案在说明书中不具体进行展开。
所述第一电极101为感应电极和驱动电极中的一者,所述第二电极102为不同于所述第一电极101的另一者。
在一种实施例中,所述第一电极101和所述第二电极102为透明金属。
现结合具体应用场景对本申请作进一步说明。
请参阅图1和图2,所述触控层100有一金属层经图案化处理,形成呈阵列分布的电极单元10。每一所述电极单元10包括第一电极101和第二电极102。所述第一电极101为感应电极,所述第二电极102为驱动电极。
驱动电极与感应电极相互交缠形成螺旋状。驱动电极与感应电极之间由绝缘层隔开,为准确识别手指的触控信号机压力信号。
驱动电极和感应电极之间形成电容,以实现触控功能。在受到外界感应时,驱动电极和感应电极之间形成电容。当手指靠近时,其电容值发生变化,根据电容变化能准确侦测到手指位置
每一所述感应电极为中空设计,以便形成导电回路。在受到外界手指压力时,感应电极发生应变效应,其阻抗发生变化,根据阻抗变化量侦测手指压力大小。
本实施例的压力感应功能工作实现原理为:
当手指接触屏幕时,互容式触控功能部分反馈坐标点位置,压力感应触控功能部分反馈压力大小,结合两者反馈信号可侦测到触摸点的坐标及压力大小信号。
当手指按压屏幕,电极单元阻抗发生变化,压力感应功能被激活,互容式触控进入休眠状态,结合感应电极阻抗的变化量,可以确定压力的大小。
根据本发明的又一个方面,还提供了一种电子装置,所述电子装置包括所述触控面板;所述电子装置包括但不限定于手机、平板电脑、计算机显示器、游戏机、电视机、显示屏幕、可穿戴设备及其他具有显示功能的生活电器或家用电器等。
所述电子装置的工作原理与所述触控面板的工作原理相似,具体可以参考所述触控基板的工作原理,这里不做赘述。
本发明提出了一种触控面板及电子装置,所述触控面板包括基板及触控层;所述触控层包括电极单元,包括第一电极和第二电极;所述第一电极或/和所述第二电极的电阻值与所述触控面板的形变量呈相关关系。本申请通过第一电极的电阻值变化量得到触控面板的形变量,从而实现压力感应功能;第二电极与第一电极形成电容结构,可以基于电容变动确定用户的触控操作,同时实现触摸触控及压力触控,解决了现有终端存在的需要增加压力感应层才能实现压力感应功能的技术问题;同时,触控引线的设置,不占据边框的距离,实现了窄边框设计。
综上所述,虽然本发明已以优选实施例揭露如上,但上述优选实施例并非用以限制本发明,本领域的普通技术人员,在不脱离本发明的精神和范围内,均可作各种更动与润饰,因此本发明的保护范围以权利要求界定的范围为准。
Claims (20)
- 一种触控面板,其包括:基板;位于所述基板上的触控层,所述触控层包括至少两个电极单元,相邻两所述电极单元绝缘设置,所述电极单元包括:位于所述基板上的第一电极;位于所述基板上的第二电极,所述第一电极与所述第二电极绝缘设置;所述第一电极或/和所述第二电极的电阻值与所述触控面板的形变量呈相关关系。
- 根据权利要求1所述的触控面板,其中,所述第一电极包括至少一第一分支,所述第一分支的电阻值与所述触控面板的形变量呈正相关。
- 根据权利要求2所述的触控面板,其中,所述第二电极包括至少一第二分支,所述第二分支的电阻值与所述触控面板的形变量呈正相关。
- 根据权利要求3所述的触控面板,其中,所述第二分支或/和所述第一分支为中空导线所形成的导电回路,且交错螺旋状设置。
- 根据权利要求3所述的触控面板,其中,所述第一分支与所述第二分支在所述触控面板表面上的正投影不重叠。
- 根据权利要求1所述的触控面板,其中,所述触控层包括至少两个呈阵列分布的电极单元;在第一方向上,所述电极单元在所述触控面板表面上的正投影面积相等;在第二方向上,所述电极单元在所述触控面板表面上的正投影面积逐渐减小或增加。
- 根据权利要求1所述的触控面板,其中,所述电极单元还至少包括:第一触控引线,与所述第一电极电连接;第二触控引线,与所述第二电极电连接;每一所述电极单元的所述第一触控引线和所述第二触控引线绝缘且平行设置。
- 根据权利要求7所述的触控面板,其中,所述第一电极、所述第二电极、所述第一触控引线及所述第二触控引线同层设置。
- 根据权利要求1所述的触控面板,其中,所述第一电极为感应电极和驱动电极中的一者,所述第二电极为不同于所述第一电极的另一者。
- 根据权利要求1所述的触控面板,其中,所述第一电极和所述第二电极为透明金属。
- 一种电子装置,其中,所述电子装置包括触控面板,所述触控面板包括:基板;位于所述基板上的触控层,所述触控层包括至少两个电极单元,相邻两所述电极单元绝缘设置,所述电极单元包括:位于所述基板上的第一电极;位于所述基板上的第二电极,所述第一电极与所述第二电极绝缘设置;所述第一电极或/和所述第二电极的电阻值与所述触控面板的形变量呈相关关系。
- 根据权利要求11所述的电子装置,其中,所述第一电极包括至少一第一分支,所述第一分支的电阻值与所述触控面板的形变量呈正相关。
- 根据权利要求12所述的电子装置,其中,所述第二电极包括至少一第二分支,所述第二分支的电阻值与所述触控面板的形变量呈正相关。
- 根据权利要求13所述的电子装置,其中,所述第二分支或/和所述第一分支为中空导线所形成的导电回路,且交错螺旋状设置。
- 根据权利要求13所述的电子装置,其中,所述第一分支与所述第二分支在所述触控面板表面上的正投影不重叠。
- 根据权利要求11所述的电子装置,其中,所述触控层包括至少两个呈阵列分布的电极单元;在第一方向上,所述电极单元在所述触控面板表面上的正投影面积相等;在第二方向上,所述电极单元在所述触控面板表面上的正投影面积逐渐减小或增加。
- 根据权利要求11所述的电子装置,其中,所述电极单元还至少包括:第一触控引线,与所述第一电极电连接;第二触控引线,与所述第二电极电连接;每一所述电极单元的所述第一触控引线和所述第二触控引线绝缘且平行设置。
- 根据权利要求17所述的电子装置,其中,所述第一电极、所述第二电极、所述第一触控引线及所述第二触控引线同层设置。
- 根据权利要求11所述的电子装置,其中,所述第一电极为感应电极和驱动电极中的一者,所述第二电极为不同于所述第一电极的另一者。
- 根据权利要求11所述的电子装置,其中,所述第一电极和所述第二电极为透明金属。
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| CN110825260B (zh) * | 2019-10-12 | 2021-06-01 | 武汉华星光电半导体显示技术有限公司 | 一种触控显示装置 |
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| CN104699312B (zh) * | 2015-04-01 | 2017-08-08 | 上海天马微电子有限公司 | 一种触摸屏显示面板及电子设备 |
| KR102555596B1 (ko) * | 2016-06-21 | 2023-07-17 | 삼성디스플레이 주식회사 | 전자 장치 |
| CN206003074U (zh) * | 2016-07-22 | 2017-03-08 | 深圳亿和源科技有限公司 | 具有高灵敏度触摸屏的移动终端 |
| CN106569631B (zh) * | 2016-10-19 | 2019-07-05 | 京东方科技集团股份有限公司 | 压力感应基板及压力感应触摸屏 |
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| CN105426005A (zh) * | 2015-09-30 | 2016-03-23 | 宸鸿科技(厦门)有限公司 | 三维触控面板 |
| CN106970722A (zh) * | 2015-12-21 | 2017-07-21 | 乐金显示有限公司 | 力感测面板及使用其的电子装置 |
| US20170371471A1 (en) * | 2016-06-22 | 2017-12-28 | Samsung Display Co., Ltd. | Touch sensor |
| CN107491206A (zh) * | 2017-08-01 | 2017-12-19 | 上海天马微电子有限公司 | 显示面板及显示装置 |
| CN207557906U (zh) * | 2017-12-13 | 2018-06-29 | 南昌欧菲显示科技有限公司 | 压力感应模组、触控显示屏和触控电子设备 |
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