CN106354322B - Touch panel - Google Patents
Touch panel Download PDFInfo
- Publication number
- CN106354322B CN106354322B CN201610803548.9A CN201610803548A CN106354322B CN 106354322 B CN106354322 B CN 106354322B CN 201610803548 A CN201610803548 A CN 201610803548A CN 106354322 B CN106354322 B CN 106354322B
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- China
- Prior art keywords
- touch control
- electrode
- touch
- control electrode
- conductive
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- 239000000758 substrate Substances 0.000 claims abstract description 35
- 239000010410 layer Substances 0.000 claims description 103
- 238000009413 insulation Methods 0.000 claims description 23
- 238000000059 patterning Methods 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 9
- 239000011241 protective layer Substances 0.000 claims description 8
- 229910052751 metal Inorganic materials 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 5
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 4
- 230000008859 change Effects 0.000 claims description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 229910052750 molybdenum Inorganic materials 0.000 claims description 3
- 239000011733 molybdenum Substances 0.000 claims description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 2
- 239000004411 aluminium Substances 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 229910021393 carbon nanotube Inorganic materials 0.000 claims description 2
- 239000002041 carbon nanotube Substances 0.000 claims description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 2
- 229910052737 gold Inorganic materials 0.000 claims description 2
- 239000010931 gold Substances 0.000 claims description 2
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 claims description 2
- 229910052709 silver Inorganic materials 0.000 claims description 2
- 239000004332 silver Substances 0.000 claims description 2
- 239000010936 titanium Substances 0.000 claims description 2
- 229910052719 titanium Inorganic materials 0.000 claims description 2
- YVTHLONGBIQYBO-UHFFFAOYSA-N zinc indium(3+) oxygen(2-) Chemical compound [O--].[Zn++].[In+3] YVTHLONGBIQYBO-UHFFFAOYSA-N 0.000 claims description 2
- 229910002804 graphite Inorganic materials 0.000 claims 1
- 239000010439 graphite Substances 0.000 claims 1
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- 230000005611 electricity Effects 0.000 description 5
- 239000004020 conductor Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000002310 reflectometry Methods 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- 229910004205 SiNX Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
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- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 229910021389 graphene Inorganic materials 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 229910052741 iridium Inorganic materials 0.000 description 1
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- 229910052759 nickel Inorganic materials 0.000 description 1
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- 239000010955 niobium Substances 0.000 description 1
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 1
- 238000001259 photo etching Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 description 1
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
- G06F3/0412—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
- G06F3/0416—Control or interface arrangements specially adapted for digitisers
-
- 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
- G06F2203/04112—Electrode mesh in capacitive digitiser: electrode for touch sensing is formed of a mesh of very fine, normally metallic, interconnected lines that are almost invisible to see. This provides a quite large but transparent electrode surface, without need for ITO or similar transparent conductive material
Landscapes
- 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
The invention provides a touch panel, which comprises a substrate, a patterned touch layer, a patterned insulating layer and a patterned conducting layer, wherein the patterned touch layer is arranged on the substrate and comprises a plurality of touch electrodes, and each touch electrode is provided with a plurality of openings; the patterned insulating layer is arranged on the touch electrode; the patterned conductive layer is disposed on the substrate and includes at least one conductive electrode, wherein the conductive electrode is electrically connected to the touch electrode, and a portion of the conductive electrode substantially covers an opening of the touch electrode electrically connected thereto.
Description
Technical field
The present invention is about a kind of touch panel, the touch panel of espespecially a kind of sensing area that can increase touch control electrode.
Background technique
In the market of various consumer electrical product now, smartphone (smart phone), digital camera
The portable electronic products such as (digital camera), satellite navigation system (GPS) and tablet computer (tablet PC) are extensive
Use touch panel (touch panel) to replace the conventional input devices such as keyboard and mouse as man-machine data communication interface,
To reduce the volume of electronic product.
According to the difference of touch-control mechanism, touch panel mainly includes capacitance type touch-control panel, electric resistance touch-control panel and light
Formula touch panel etc., wherein capacitance type touch-control panel is the main product of existing touch panel.But capacitance type touch-control panel
When selecting metal or electric conductivity preferably non-transparent conductive material to make to sense the touch control electrode of touching signals in if, it can make
Obtaining touch control electrode must be arranged along the periphery of pixel, and to reduce the reduction of aperture opening ratio, therefore, the area of touch control electrode is limited,
Shape is also limited to latticed, and the sensing area of touch control electrode is caused to reduce, so reduce touch control electrode for finger or
Induction amount of stylus when touch-control, seriously affects touch-control effect.
Summary of the invention
One of the objects of the present invention is to provide a kind of touch panels, by separately setting in the touch control electrode of touch panel
The conductive electrode being electrically connected with touch control electrode is set, to promote sensing area, so that increasing the induction amount of touch control component when touch-control.
One embodiment of the invention provides a kind of touch panel comprising substrate, patterning touch control layer, patterned insulation layer
And patterned conductive layer, patterning touch control layer are set on substrate, and patterning touch control layer includes multiple along first direction row
Column the first touch control electrode and arrange multiple second touch control electrodes in a second direction, wherein each first touch control electrode have it is multiple
First opening, and each second touch control electrode has multiple second openings；Patterned insulation layer is set in the first touch control electrode；Figure
Case conductive layer is set on substrate, and patterned conductive layer includes an at least conductive electrode, wherein conductive electrode and the first touching
Control at least one electrical connection of at least one of electrode or second touch control electrode, and the substantially covering of a part of conductive electrode
At least one first opening or the second touch control electrode institute being connected electrically corresponding to the first touch control electrode being connected electrically
At least one corresponding second opening.
The touch control electrode of touch panel of the invention with conductive electrode due to being electrically connected, and conductive electrode is covered each by touching
The opening of electrode is controlled, therefore, touch control electrode forms the biggish touch control electrode string of sensing area with the conductive electrode being connected electrically
Column so that sensing area is improved, and then increase finger or stylus when touch-control for the induction amount of electrode.
Detailed description of the invention
Fig. 1 is the upper schematic diagram of the touch panel of first embodiment of the invention.
Fig. 2 is the enlarged diagram of the region T of Fig. 1.
Fig. 3 is the schematic diagram of Fig. 2 not patternedization conductive layer.
Fig. 4 is the diagrammatic cross-section of touch panel depicted in A-A ' hatching line along Fig. 2.
Fig. 5 is the diagrammatic cross-section of touch panel depicted in B-B ' hatching line along Fig. 2.
Fig. 6 is the schematic diagram of the section structure of the touch-control display panel of one embodiment of the invention.
Fig. 7 is the upper schematic diagram of the touch panel of the first alternate embodiment of the invention.
Fig. 8 is the diagrammatic cross-section of the touch panel of the second alternate embodiment of the invention.
Fig. 9 is the diagrammatic cross-section of the touch panel of second embodiment of the invention.
Figure 10 is the upper schematic diagram of the touch panel of third embodiment of the invention.
Figure 11 is the diagrammatic cross-section of the touch panel depicted in Figure 10 C-C ' hatching line.
Figure 12 is the diagrammatic cross-section of the touch panel of fourth embodiment of the invention.
Figure 13 is the diagrammatic cross-section of the touch panel of fifth embodiment of the invention.
Figure 14 is the diagrammatic cross-section of the touch panel of sixth embodiment of the invention.
Drawing reference numeral:
10 touch-control display panels
12 first substrates
14 display dielectric layers
16 the second substrates
100,100 ', 100 ", 200,300,400,500,600 touch panel
110 substrates
120 patterning light shield layers
130 patterning touch control layers
132 first touch control electrodes
132a first is open
134 second touch control electrodes
134a second is open
134B branch portion
The straight line portion 134L
140 patterned insulation layers
150 patterned conductive layers
151 conductive electrodes
152 first conductive electrodes
154 second conductive electrodes
156 bridged electrodes
158 dummies
160 chromatic filter layers
170 protective layers
D1 first direction
D2 second direction
The sub-pixel area P
The region T
Specific embodiment
The present invention is further understood that enable to be familiar with those skilled in the art, and hereafter spy enumerates this
The preferred embodiment of invention, and cooperate institute's accompanying drawings, the constitution content that the present invention will be described in detail and it is to be reached the effect of.
Fig. 1 to Fig. 5 is please referred to, Fig. 1 is the upper schematic diagram of the touch panel of first embodiment of the invention, and Fig. 2 is Fig. 1's
The enlarged diagram of region T, Fig. 3 are the schematic diagram of Fig. 2 not patternedization conductive layer, and Fig. 4 is drawn by the A-A ' hatching line along Fig. 2
The diagrammatic cross-section of the touch panel shown, Fig. 5 are the diagrammatic cross-section of touch panel depicted in 2B-B ' hatching line along figure.Such as
Shown in Fig. 1 to Fig. 5, the touch panel 100 of the present embodiment includes substrate 110, patterning touch control layer 130, patterned insulation layer 140
And patterned conductive layer 150, optionally, the touch panel 100 of the present embodiment can separately include patterning light shield layer 120,
By the structure for sequentially introducing said elements and mutual it is oppositely arranged relationship below.The patterning light shield layer of touch panel 100
120 are set on substrate 110, and define multiple sub-pixel area P, when touch panel 100 is applied to touch-control display panel, figure
The sub-pixel area P that case light shield layer 120 is defined can be corresponding with the sub-pixel of display panel.The patterning of touch panel 100
Touch control layer 130 is set on substrate 110, and patterning touch control layer 130 includes multiple first touch control electrodes 132 and multiple second
Touch control electrode 134 wherein the first touch control electrode 132 is arranged along first direction D1, and is located at the of 132 side of the first touch control electrode
D2 is arranged two touch control electrodes 134 in a second direction, and in the present embodiment, the first touch control electrode 132 is linear electrode, and along second
Direction D2 extends, and second touch control electrode 134 has straight line portion 134L and branch portion 134B, and straight line portion 134L is along first direction D1
Extend, branch portion 134B is set to the both ends of straight line portion 134L and the direction D2 extends and adjacent to the first touch-control electricity in a second direction
Pole 132, as shown in Figure 1, and the branch portion 134B at both ends is extended in opposite directions respectively, be rendered as second touch control electrode 134
Meander electrode, since the first touch control electrode 132 must not be interconnected with second touch control electrode 134, second touch control electrode
134 straight line portion 134L is extended only to before the first touch control electrode 132, that is to say, that each 134 essence of second touch control electrode is upper
Between two first touch control electrodes 132, in addition, the straight line portion 134L of adjacent second touch control electrode 134 in the first direction dl
Illustrate in a second direction d 2 completely overlapped, therefore, second touch control electrode 134 on touch panel 100 be in array arrange.It is another
Aspect, since the branch portion 134B of second touch control electrode 134 is adjacent to the first touch control electrode 132, therefore second touch control electrode 134
It senses area to increase, and can increase between the first touch control electrode 132 and second touch control electrode 134 for finger or stylus
Coupling amount, and then induction amount when promotion touch-control.In alternate embodiment, there are two the both ends of second touch control electrode 134 all have
Branch portion 134B, and all the direction D2 extends and adjacent to the first touch control electrode 132 branch portion 134B in a second direction, to form H
Type electrode, but not limited to this, and the first touch control electrode 132 of the invention and second touch control electrode 134 can be any suitable
Shape is simultaneously arranged in pairs or groups mutually to carry out touch-control sensing.In addition, each first touch control electrode 132 has multiple first opening 132a, and each
Second touch control electrode 134 has multiple second opening 134a, since the first touch control electrode 132 and second touch control electrode 134 are divided
Not Ju You first opening 132a and second opening 134a, therefore, the first touch control electrode 132 and second touch control electrode 134 are all
It presents latticed.It should be noted that defined in the first opening 132a and the second opening 134a all corresponding pattern light shield layers 120
Partial sub-pixel area P, therefore, these sub-pixel areas P are not patterned touch control layer 130 and are covered, that is to say, that the first opening
Sub-pixel area P corresponding to the opening of 132a and second 134a is located in the first touch control electrode 132 or second touch control electrode 134.Separately
Outside, it is noted that since the first opening 132a and the second opening 134a palpus corresponding sub-pixel area P do not influence sub-pixel area simultaneously
The pixel aperture ratio of P, therefore, first opening 132a and second opening 134a need to be greater than or equal to sub-pixel area P size, and
Corresponding sub-pixel area P must be completely overlapped with the first opening 132a or the second opening 134a, and the first opening 132a and the
Two opening 134a shapes substantially can be identical as the shape of corresponding sub-pixel area P, such as rectangle, parallelogram, circle,
Polygon, ellipse, bending type etc., but not limited to this.In addition to this, in the present embodiment, the material of touch control layer 130 is patterned
Material has the opaque material compared with low-resistance value including metal, graphene, carbon nanotubes or nano-silver thread etc., and wherein metal can be
Copper, silver, molybdenum, titanium, aluminium, gold or its lamination, but not limited to this.
The patterned insulation layer 140 of touch panel 100 is set in the first touch control electrode 132, and in the present embodiment, touching
The patterned insulation layer 140 of control panel 100 is also disposed in second touch control electrode 134.The patterned insulation layer 140 of the present embodiment
Material can be inorganic transparent insulating materials, such as silica (SiO2), silicon nitride (SiNx) or organic transparent insulation material
Material, such as Other substrate materials, but not limited to this.
The patterned conductive layer 150 of touch panel 100 is set on substrate 110, and patterned conductive layer 150 includes conduction
Electrode 151 and bridged electrodes 156, wherein one of conductive electrode 151 and the first touch control electrode 132 or second touch control electrode
One of 134 electrical connections.In the present embodiment, conductive electrode 151 may include the first conductive electrode 152, and first is conductive electric
One of pole 152 and first touch control electrode 132 are electrically connected.In addition, in the present embodiment, the first conductive electrode 152 can be more
It is a, and each first touch control electrode 132 is electrically connected with multiple first conductive electrodes 152, but not limited to this.In the present embodiment,
Conductive electrode 151 optionally includes the second conductive electrode 154, wherein the second conductive electrode 154 and second touch control electrode 134
One of electrical connection, likewise, in the present embodiment, the second conductive electrode 154 can be multiple, and each second touch control electrode
134 are electrically connected with multiple second conductive electrodes 154, and but not limited to this.In alternate embodiment, each first touch control electrode 132
It is electrically connected with multiple first conductive electrodes 152, but each second touch control electrode 134 is only electrically connected with second conductive electrode 154.
In another alternate embodiment, conductive electrode 151 only includes the second conductive electrode 154 being electrically connected with second touch control electrode 134.
On the other hand, bridged electrodes 156 are arranged and are electrically connected between second touch control electrode 134 adjacent in the first direction dl, make
It obtains second touch control electrode 134 adjacent in the first direction dl to be electrically connected to each other, that is to say, that bridged electrodes 156 are across first
Touch control electrode 132 is simultaneously electrically connected two second touch control electrodes 134 for being divided into 132 two sides of the first touch control electrode.In the present embodiment
In, bridged electrodes 156 can be corresponding with multiple first opening 132a, specifically, bridged electrodes 156 can be with multiple first openings
132a overlapping, under this setting, can reduce the resistance value of bridged electrodes 156, to avoid the consume of touching signals, likewise, bridge
Receiving electrode 156 can also be corresponding with multiple second opening 134a, and covers corresponding second opening 134a, to increase bridged electrodes
Contact area between 156 and second touch control electrode 134, but not limited to this, and in alternate embodiment, bridged electrodes 156 can
Corresponding with multiple first opening 132a but not corresponding with the second opening 134a, therefore, bridged electrodes 156 do not cover the second opening
134a, in another alternate embodiment, bridged electrodes 156 are neither corresponding with the first opening 132a and the second opening 134a, tool
For body, bridged electrodes 156 are not Chong Die with the first opening 132a and do not cover the second opening 134a, such as bridged electrodes 156 can
To be not Chong Die and do not cover the strip shaped electric poles or hollow electrode of the second opening 134a with the first opening 132a, but its shape is not
As limit.In addition, in the present embodiment, bridged electrodes 156 are arranged and are electrically connected in the first direction dl adjacent second
Between the straight line portion 134L of touch control electrode 134, but not limited to this.In addition, in the present embodiment, patterned conductive layer 150
Material can be transparent conductive material, transparent conductive material include indium tin oxide (ITO), indium-zinc oxide (IZO), but not with
This is limited.
In addition, a part of conductive electrode 151 substantially covers corresponding to the first touch control electrode 132 being connected electrically
At least one second opening corresponding at least one first opening 132a or the second touch control electrode 134 that is connected electrically
134a, and in the present embodiment, a part of the first conductive electrode 152 substantially covers the first touch control electrode being connected electrically
Multiple first opening 132a corresponding to 132, likewise, the substantially covering of a part of the second conductive electrode 154 is electrically connected with it
Multiple second opening 134a corresponding to the second touch control electrode 134 connect, but since the first touch control electrode 132 of part must be by bridge
The institute of receiving electrode 156 is across and having the first opening 132a of part and the second opening 134a corresponding with bridged electrodes 156, therefore the
One conductive electrode 152 does not cover the first all opening 132a, and the second conductive electrode 154 does not cover the second all openings
134a, but not limited to this, in alternate embodiment, when the not corresponding first opening 132a and second of bridged electrodes 156 is opened
When mouthful 134a, the first conductive electrode 152 can covering part or all first opening 132a, the second conductive electrode 154 can cover
Part or all of second opening 134a.It should be noted that due to first opening 132a with second be open 134a all correspond to sub- picture
Plain area P, therefore, when touch panel 100 is applied to touch-control display panel, if patterned conductive layer 150 is transparency conducting layer,
First conductive electrode 152 and the second conductive electrode 154 are covered each by the situation of the opening of the first opening 132a and second 134a
Under, the first conductive electrode 152 and the second conductive electrode 154 will not influence the pixel aperture ratio of sub-pixel area P.It leads when first
Electrode 152 and the second conductive electrode 154 covering opening and respectively with the first touch control electrode 132 and second touch control electrode
When 134 electrical connection, induction region area, Jin Erzeng can be increased by the first conductive electrode 152 and the second conductive electrode 154
Add the induction amount of finger or stylus.In addition, it is noted that when the first conductive electrode 152 and the second conductive electrode 154 cover
The opening area of lid is more, the increased sensing area of institute also relative increase, therefore, in the present embodiment, the first conductive electrode 152
The first opening 132a can be completely covered, the second opening 134a can be completely covered in the second conductive electrode 154, so that the increasing of sensing area
Dosage reaches maximum, and but not limited to this, in alternate embodiment, the first conductive electrode 152 and the second conductive electrode 154
A part of opening can only be covered, such as the first conductive electrode 152 only covers the half of the first opening 132a and/or second leads
Electrode 154 only covers the half of the second opening 134a.In addition, the first conductive electrode 152 and the second conductive electrode 154 can be according to
The capped quantity number of the opening of the first opening 132a and second 134a is determined according to the number of required increased sensing area,
In the present embodiment, other than first opening 132a corresponding with bridged electrodes 156 and the second opening 134a, first is conductive
Electrode 152 covers other the first all opening 132a, the second opening 134a of 154 covering part of the second conductive electrode, but not
As limit, in alternate embodiment, the second conductive electrode 154 can cover other the second all opening 134a.
In the present embodiment, the first touch control electrode 132 and the first conductive electrode 152 can form the first touch control electrode string
Column, second touch control electrode 134, the second conductive electrode 154 and bridged electrodes 156 can form second touch control electrode tandem, therefore work as
When touch panel 100 of the invention is mutual-capacitive touch panel, the first touch control electrode tandem can be driving electrodes tandem, to mention
For touching signals, second touch control electrode tandem can be receiving electrode tandem, and to receive touching signals, but not limited to this, this
The touch panel 100 of invention is equally applicable for self-capacitance type touch panel.
In addition, patterned insulation layer 140 is to be electrically insulated the first touch control electrode tandem and second touch control electrode tandem, because
This, is all equipped with patterned insulation layer 140 between the first touch control electrode tandem and second touch control electrode tandem.For example, at this
In embodiment, due to second touch control electrode tandem at bridged electrodes 156 with the first touch control electrode of the first touch control electrode tandem
132 overlappings, and the corresponding multiple first opening 132a of bridged electrodes 156, therefore, patterned insulation layer 140 can be set to part
In first touch control electrode 132 and cover first opening 132a of first touch control electrode 132 with 156 confluce of bridged electrodes, and bridge
Receiving electrode 156 is then partially set on patterned insulation layer 140, and across the first touch control electrode 132 to connect in a first direction
The upper adjacent second touch control electrode 134 of D1, as shown in Figure 5.On the other hand, due in the technique for forming patterned insulation layer 140
In, it can be prior to forming insulating layer in patterning touch control layer 130, to make conductive electrode 151 and patterning the first touching of touch control layer 130
It controls electrode 132 and second touch control electrode 134 is electrically connected, can will be covered in the first touching using Patternized technique (such as photoetching process)
The insulating layer controlled in electrode 132 and second touch control electrode 134 removes, and exposes the first touch control electrode 132 and the second touching
Electrode 134 is controlled, so that the first conductive electrode 152 of the conductive electrode 151 formed afterwards can be electrically connected with the first touch control electrode 132,
Second conductive electrode 154 of conductive electrode 151 can be electrically connected with second touch control electrode 134.In the present embodiment, Patternized technique
Also the first opening 132a for being intended to corresponding first conductive electrode 152 will be covered in and be intended to correspond to the second of the second conductive electrode 154
The insulating layer of 134a of being open removes, and exposes substrate 110, therefore, the first touch control electrode 132 of the first opening 132a side wall with
And second opening 134a side wall second touch control electrode 134 be exposed to it is outer so that the first conductive electrode 152 for being formed afterwards and the
Two conductive electrodes 154 can be respectively filled in the opening 134a of the first opening 132a and second, so increase the first touch control electrode 132 with
The contact area and second touch control electrode 134 of first conductive electrode 152 and the contact area of the second conductive electrode 154.In addition,
In the present embodiment, the first opening 132a of part and the second partial opening 134a are patterned insulating layer 140 and are covered.
However, in other embodiments, can only make the first opening 132a of part be patterned insulating layer 140 and be covered.
Referring to FIG. 6, Fig. 6 is the schematic diagram of the section structure of the touch-control display panel of one embodiment of the invention.Such as Fig. 6 institute
Show, the touch-control display panel 10 of the present embodiment includes first substrate 12, display dielectric layer 14 and the second substrate 16, wherein first
Substrate 12 can be array substrate, and the second substrate 16 can be touch panel 100.In the present embodiment, touch control component is set to second
Substrate 16 faces the inside of display dielectric layer 14, so that touch control component is located at the inside of touch-control display panel 10, therefore touch-control is shown
Panel 10 can be embedded (in-cell) touch-control display panel, and but not limited to this.In alternate embodiment, touch panel 100
Also it may be disposed to form external hanging type (out-cell) touch-control display panel on display panel, or touch control component is formed in
The outside of two substrates 16, to form integrated (on-cell) touch-control display panel.
It can be seen from the above, due to the first touch control electrode 132 and the first conductive electrode of the touch panel 100 of the present embodiment
152 electrical connections, and the first conductive electrode 152 covers the first opening 132a of the first touch control electrode 132, second touch control electrode
134 are electrically connected with the second conductive electrode 154, and the second opening of the second conductive electrode 154 covering second touch control electrode 134
134a, therefore, the first touch control electrode 132 and the first conductive electrode 152 form a sensing area and are greater than the first touch control electrode
132 the first touch control electrode tandem, second touch control electrode 134, the second conductive electrode 154 and bridged electrodes 156 form one
The second touch control electrode tandem that area is greater than second touch control electrode 134 is sensed, so that sensing area is improved, and then increases hand
Refer to or stylus when touch-control for the induction amount of touch control electrode.In addition to this, also by the setting of the first conductive electrode 152
The resistance of the first touch control electrode tandem can be reduced, second touch control electrode similarly can be reduced by the setting of the second conductive electrode 154
The resistance of tandem.
Touch panel of the invention is not limited with above-described embodiment.It hereafter will sequentially introduce other preferable realities of the invention
The touch panel of example is applied, and for the ease of the deviation of more each embodiment and simplifies explanation, is made in the following embodiments
Identical element is marked with identical symbol, and is illustrated mainly for the deviation of each embodiment, and no longer counterweight answers portion
Divide and is repeated.
Referring to FIG. 7, Fig. 7 is the upper schematic diagram of the touch panel of the first alternate embodiment of the invention, wherein Fig. 7 is drawn
The region shown can correspond to the region T of Fig. 1.As shown in fig. 7, the touch panel 100 ' of this alternate embodiment and first embodiment it
Between difference be that this alternate embodiment can not have patterning light shield layer 120, therefore the touch panel of this alternate embodiment
100 ' can be applied to external hanging type touch-control display panel or integrated touch control display panel.It should be noted that when this change
When the touch panel 100 ' of example is applied to external hanging type touch-control display panel or integrated touch control display panel, the first touch control electrode
132 and second touch control electrode 134 can be used with low reflectivity metal material or without reflectivity conductive material,
Low reflectivity metal material citing be chromium, tungsten, molybdenum, vanadium, niobium, nickel, iridium, copper, its compound, compound to each other or its
Oxide, or in addition in setting one do not have reflexive decorative layer and with the first touch control electrode 132 and the second touch-control electricity
Pole 134 is overlapped on upright projection direction, and the display of touch-control display panel is influenced to avoid extraneous light source.
Referring to FIG. 8, Fig. 8 is the diagrammatic cross-section of the touch panel of the second alternate embodiment of the invention.As shown in figure 8,
Difference between the touch panel 100 " and first embodiment of this alternate embodiment is the first conductive electricity of this alternate embodiment
Pole 152 only covers one first opening 132a and the second conductive electrode 154 only covers one second opening 134a, therefore, this change
Each first touch control electrode 132 for changing the touch panel 100 " of embodiment can be with the more first conductive electricity compared to first embodiment
Pole 152 is electrically connected, and each second touch control electrode 134 can be electrically connected compared to first embodiment with more second conductive electrodes 154,
That is, one of first touch control electrode 132 is electrically coupleable between at least two the first adjacent conductive electrodes 152,
One of second touch control electrode 134 is electrically coupleable between at least two the second adjacent conductive electrodes 154.In the present embodiment
In, since the first conductive electrode 152 only covers single first opening 132a, the second conductive electrode 154 only covers single second and opens
Mouth 134a, therefore, the first conductive electrode 152 and the second conductive electrode 154 respectively correspond a sub-pixel area P.It must illustrate
It is that in the technique of patterned insulation layer 140, the openings of sizes of patterned insulation layer 140 is approximately greater than or equal to the first opening
The openings of sizes of the opening of 132a and second 134a, so that subsequent be formed by the first conductive electrode 152 and the second conductive electricity
Pole 154 is all covered each by single first opening 132a and single second opening 134a, and each other by patterned insulation layer 140
Separation.
Referring to FIG. 9, Fig. 9 is the diagrammatic cross-section of the touch panel of second embodiment of the invention.As shown in figure 9, this reality
It applies the difference between the touch panel 200 of example and first embodiment and is that the patterned insulation layer 140 of the present embodiment is set to base
Between plate 110 and the first conductive electrode 152 or the second conductive electrode 154 of patterned conductive layer 150, in other words, first
Conductive electrode 152 and the second conductive electrode 154 are set on patterned insulation layer 140, but the first conductive electrode 152 is still with
One touch control electrode 132 is electrically connected and the second conductive electrode 154 is still electrically connected with second touch control electrode 134.Specifically, in formation
In the Patternized technique of patterned insulation layer 140, Patternized technique, which will be covered in, to be intended to the first of corresponding first conductive electrode 152 and opens
Mouth 132a and the insulating layer for being intended to correspond to the second opening 134a of the second conductive electrode 154 remove, but not by the exposure of substrate 110
Outside, and after 140 technique of patterned insulation layer, then it will be patterned into the first conduction of the conductive electrode 151 of conductive layer 150
Electrode 152 and the second conductive electrode 154 are set in the first touch control electrode 132 and second touch control electrode 134 and fill in
Opening.In the present embodiment, the first touch control electrode 132 and second for only exposing the first opening 132a side wall of part are opened
The second touch control electrode 134 of mouth 134a side wall, but not limited to this, can be by the first opening 132a side wall in alternate embodiment
The first touch control electrode 132 and the second touch control electrode 134 of the second opening 134a side wall be completely exposed.The advantages of this embodiment
Insulating layer 140 can need not be will be patterned by, which being, is fully etched, therefore can equally reach in the case where reducing the situation of process time and cost
Cost The effect of invention.
Figure 10 to Figure 11 is please referred to, Figure 10 is the upper schematic diagram of the touch panel of third embodiment of the invention, Tu11Wei
The diagrammatic cross-section of the touch panel depicted in Figure 10 C-C ' hatching line, wherein region depicted in Figure 10 can correspond to Fig. 1's
Region T.As shown in Figure 10 to Figure 11, the difference between the touch panel 300 and first embodiment of the present embodiment is this implementation
The patterned conductive layer 150 of example separately includes multiple dummies 158, and wherein dummy 158 does not cover the first opening 132a substantially
And the second opening 134a, and dummy 158 is electrically insulated with the first conductive electrode 152 and the second conductive electrode 154, accurately
For, pattern the first touching for having partly not corresponding pattern touch control layer 130 in sub-pixel area P defined in light shield layer 120
Electrode 132 and second touch control electrode 134 are controlled, and the dummy 158 of the patterned conductive layer 150 in the present embodiment then corresponds to not
The sub-pixel area P of corresponding first touch control electrode 132 and second touch control electrode 134.In addition, in the present embodiment, each dummy
158 only correspond to single sub-pixel area P, and but not limited to this, and in alternate embodiment, each dummy 158 can correspond to multiple sub- pictures
Plain area P.In the preferred embodiment, the quantity of sub-pixel area P corresponding to dummy 158 can with the first conductive electrode 152 and
The quantity of sub-pixel area P corresponding to second conductive electrode 154 is identical, for example, dummy 158, the first conductive electrode 152 and
Second conductive electrode 154 all corresponds to single sub-pixel area P.The present embodiment may make each sub- picture since dummy 158 is in addition arranged
Plain area P is all patterned corresponding to conductive layer 150, so when touch panel 300 of the present invention is applied to touch-control display panel, touching
First touch control electrode of control panel 300 is not easy to be noticeable with second touch control electrode, and then reduces the visibility of touch control electrode.
Figure 12 is please referred to, Figure 12 is the diagrammatic cross-section of the touch panel of fourth embodiment of the invention.As shown in figure 12, originally
Difference between the touch panel 400 and 3rd embodiment of embodiment is that the touch panel 400 of the present embodiment separately includes colour
Filter layer 160, wherein chromatic filter layer 160 is set on substrate 110, and for accurate, chromatic filter layer 160 is set to substrate
Between 110 and patterned conductive layer 150.It should be noted that the color setting due to chromatic filter layer 160 can correspond to touch panel
Sub-pixel area P in 400, therefore, dummy 158 is Chong Die with chromatic filter layer 160, in the present embodiment, due to dummy 158
Corresponding single sub-pixel area P, therefore dummy 158 only corresponds to the single tone of chromatic filter layer 160, but not limited to this, is becoming
Change in embodiment, the corresponding multiple sub-pixel area P of dummy 158, and multiple tones overlapping of corresponding chromatic filter layer 160, it is colored
Multiple tones of filter layer 160 are for example respectively red, green and blue.In addition, in the present embodiment, touch panel 400 can
It separately include protective layer 170, and 170 overlay pattern insulating layer 140 of protective layer and patterned conductive layer 150, so that touch surface
The structure of plate 400 is protected.
Figure 13 is please referred to, Figure 13 is the diagrammatic cross-section of the touch panel of fifth embodiment of the invention.As shown in figure 13, originally
Difference between the touch panel 500 and the 5th embodiment of embodiment is that chromatic filter layer 160 is set to protective layer 170 and figure
Between case conductive layer 150.
Figure 14 is please referred to, Figure 14 is the diagrammatic cross-section of the touch panel of sixth embodiment of the invention.As shown in figure 14, originally
Difference between the touch panel 600 and sixth embodiment of embodiment be protective layer 170 be set to patterned conductive layer 150 with
Between chromatic filter layer 160, that is to say, that chromatic filter layer 160 is set on protective layer 170.
In conclusion the touch control electrode of touch panel of the invention is with conductive electrode due to being electrically connected, and conductive electrode
It is covered each by the opening of touch control electrode, therefore, touch control electrode and the conductive electrode formation sensing area being connected electrically are biggish
Touch control electrode tandem so that sensing area is improved, and then increases finger or stylus when touch-control for the sense of electrode
Ying Liang.
The foregoing is merely presently preferred embodiments of the present invention, all equivalent changes done according to scope of the present invention patent with
Modification, is all covered by the present invention.
Claims (15)
1. a kind of touch panel characterized by comprising
One substrate；
One patterning touch control layer, is set on the substrate, which includes:
Multiple first touch control electrodes are arranged along a first direction, wherein each first touch control electrode has multiple first openings；
And
Multiple second touch control electrodes are arranged along a second direction, wherein each second touch control electrode has multiple second openings；
One patterned insulation layer is set in multiple first touch control electrode；And
One patterned conductive layer is set on the substrate, which includes:
An at least conductive electrode, one of the conductive electrode and multiple first touch control electrode or multiple second touch control electrode
One of electrical connection, and the conductive electrode a part substantially cover corresponding to first touch control electrode being connected electrically
At least one second opening corresponding at least one first opening or the second touch control electrode being connected electrically,
Wherein, which separately includes at least one dummy, which does not cover those the first openings substantially
And those second openings, and at least a conductive electrode is electrically insulated the dummy with this.
2. touch panel as described in claim 1, which is characterized in that the material of the conductive electrode includes indium tin oxide or indium
Zinc oxide.
3. touch panel as described in claim 1, which is characterized in that the quantity of an at least conductive electrode be it is multiple, those
One of first touch control electrode is electrically connected between at least two adjacent multiple conductive electrodes.
4. touch panel as described in claim 1, which is characterized in that the quantity of an at least conductive electrode be it is multiple, those
One of second touch control electrode is electrically connected between at least two adjacent multiple conductive electrodes.
5. touch panel as described in claim 1, which is characterized in that the patterned conductive layer separately includes a bridged electrodes, should
Bridged electrodes are arranged and are electrically connected between two adjacent multiple second touch control electrodes.
6. touch panel as claimed in claim 5, which is characterized in that the bridged electrodes part is set to the patterned insulation layer
On.
7. touch panel as described in claim 1, which is characterized in that the patterned insulation layer of part be set to the substrate with
Between an at least conductive electrode.
8. touch panel as described in claim 1, which is characterized in that the touch panel is mutual-capacitive touch panel.
9. touch panel as described in claim 1, which is characterized in that the material of the patterning touch control layer includes metal, graphite
Alkene, carbon nanotubes or nano-silver thread.
10. touch panel as claimed in claim 9, which is characterized in that the metal includes copper, silver, molybdenum, titanium, aluminium, gold or it is folded
Layer.
11. a kind of touch panel characterized by comprising
One substrate；
One patterning touch control layer, is set on the substrate, which includes:
Multiple first touch control electrodes are arranged along a first direction, wherein each first touch control electrode has multiple first openings；
And
Multiple second touch control electrodes are arranged along a second direction, wherein each second touch control electrode has multiple second openings；
One patterned insulation layer is set in multiple first touch control electrode；And
One patterned conductive layer is set on the substrate, which includes:
An at least conductive electrode, one of the conductive electrode and multiple first touch control electrode or multiple second touch control electrode
One of electrical connection, and the conductive electrode a part substantially cover corresponding to first touch control electrode being connected electrically
At least one second opening corresponding at least one first opening or the second touch control electrode being connected electrically,
Wherein, which separately includes that a chromatic filter layer is set on the substrate,
Wherein, which separately includes at least one dummy, which does not cover those the first openings substantially
And those second openings, and the dummy is Chong Die with the chromatic filter layer.
12. touch panel as claimed in claim 11, which is characterized in that the chromatic filter layer is set to the substrate and the pattern
Change between conductive layer.
13. touch panel as claimed in claim 11, which is characterized in that the patterned conductive layer is set to the chromatic filter layer
Between the substrate.
14. touch panel as claimed in claim 11, which is characterized in that the touch panel separately includes a protective layer, and the guarantor
Sheath is set between the patterned conductive layer and the chromatic filter layer.
15. touch panel as claimed in claim 11, which is characterized in that the touch panel separately includes a protective layer, and the guarantor
Sheath is set on the chromatic filter layer.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW105116955A TWI598788B (en) | 2016-05-31 | 2016-05-31 | Touch panel |
| TW105116955 | 2016-05-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106354322A CN106354322A (en) | 2017-01-25 |
| CN106354322B true CN106354322B (en) | 2019-07-23 |
Family
ID=57858984
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610803548.9A Expired - Fee Related CN106354322B (en) | 2016-05-31 | 2016-09-06 | Touch panel |
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| CN (1) | CN106354322B (en) |
| TW (1) | TWI598788B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110300949B (en) * | 2017-02-15 | 2023-05-12 | 夏普株式会社 | Display device |
| CN108334249A (en) * | 2018-01-18 | 2018-07-27 | 深圳市志凌伟业技术股份有限公司 | A kind of contact panel sensor and its electrode structure |
| CN110262694B (en) * | 2019-06-24 | 2023-03-07 | 信利（惠州）智能显示有限公司 | Touch display module and touch display screen |
| CN113161403A (en) * | 2021-04-23 | 2021-07-23 | 京东方科技集团股份有限公司 | Display substrate and display device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101424817A (en) * | 2008-12-17 | 2009-05-06 | 友达光电股份有限公司 | Method for making colourful filtering touch control substrate |
| TW201022762A (en) * | 2008-12-11 | 2010-06-16 | Au Optronics Corp | Color filter touch sensing substrate and display panel and manufacturing methods of the same |
| CN102541355A (en) * | 2011-12-08 | 2012-07-04 | 友达光电股份有限公司 | Touch control display panel |
| CN103777810A (en) * | 2012-10-23 | 2014-05-07 | 乐金显示有限公司 | Metal mesh type touch screen panel |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7932898B2 (en) * | 2005-09-20 | 2011-04-26 | Atmel Corporation | Touch sensitive screen |
-
2016
- 2016-05-31 TW TW105116955A patent/TWI598788B/en not_active IP Right Cessation
- 2016-09-06 CN CN201610803548.9A patent/CN106354322B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW201022762A (en) * | 2008-12-11 | 2010-06-16 | Au Optronics Corp | Color filter touch sensing substrate and display panel and manufacturing methods of the same |
| CN101424817A (en) * | 2008-12-17 | 2009-05-06 | 友达光电股份有限公司 | Method for making colourful filtering touch control substrate |
| CN102541355A (en) * | 2011-12-08 | 2012-07-04 | 友达光电股份有限公司 | Touch control display panel |
| CN103777810A (en) * | 2012-10-23 | 2014-05-07 | 乐金显示有限公司 | Metal mesh type touch screen panel |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI598788B (en) | 2017-09-11 |
| TW201741829A (en) | 2017-12-01 |
| CN106354322A (en) | 2017-01-25 |
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