CN206470720U - Touch panel and display device - Google Patents
Touch panel and display device Download PDFInfo
- Publication number
- CN206470720U CN206470720U CN201720153169.XU CN201720153169U CN206470720U CN 206470720 U CN206470720 U CN 206470720U CN 201720153169 U CN201720153169 U CN 201720153169U CN 206470720 U CN206470720 U CN 206470720U
- Authority
- CN
- China
- Prior art keywords
- touch control
- electrode
- touch
- lighting
- control unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Switches That Are Operated By Magnetic Or Electric Fields (AREA)
Abstract
The utility model discloses a kind of touch panel and display device, the touch panel includes：First lighting electrode and touch control unit, first lighting electrode is luminous for driving, the touch control unit is located at the side of first lighting electrode, the touch control unit includes the first touch control electrode and second touch control electrode, and first touch control electrode and second touch control electrode have an at least crossover region in the projection of first lighting electrode；First lighting electrode has engraved structure in the crossover region.There is node capacitance between first touch control electrode and second touch control electrode on the crossover region, the engraved structure can be shielded to the node capacitance, influence of first lighting electrode to the capacitance of the node capacitance is reduced, so as to avoid illuminating circuit from disturbing the small-signal of the touch control unit.
Description
Technical field
The utility model is related to display technology field, more particularly to a kind of touch panel, and including the touch panel
Display device.
Background technology
Because the stacked structure and specialized material of flexible touch panel and the touch panel of glass substrate have many differences, this
Many difficult points are produced to the Drive Control Technique at present applied to flexible touch screen.For example, active matrix organic light-emitting diode
The display screen negative electrode of (Active Matrix Organic Light Emitting Diode, AMOLED) display device is (luminous
Electrode) reduce with the distance between touch control unit so that touch control unit operationally suffered noise increase；Also, display
It is metal to shield negative electrode material, and influence can be produced on touch control unit capacitance, and (main influence is to drag down touch control unit node capacitance
Value), AMOLED is in normal display, and display screen negative electrode has loud noise, produces signal interference, reduces the property of touch control unit
Can, or even make touch control unit disabler.
Utility model content
The purpose of this utility model is, there is provided a kind of touch panel and display device, can effectively be reduced or avoided
Illuminating circuit or lighting electrode are disturbed the small-signal of the touch control unit, improve touch-control performance.
In order to solve the above technical problems, the utility model provides a kind of touch panel, including：
First lighting electrode, it is luminous for driving；
Touch control unit, the touch control unit is located at the side of first lighting electrode, and the touch control unit includes first
Touch control electrode and second touch control electrode, the projection of first touch control electrode and second touch control electrode in first lighting electrode
With an at least crossover region；
First lighting electrode has engraved structure in the crossover region.
Further, in the touch panel, the engraved structure is an opening.
Further, in the touch panel, the engraved structure is multiple holes.
Further, in the touch panel, each crossover region is located in an engraved structure.
Further, in the touch panel, first lighting electrode is metal electrode.
Further, in the touch panel, the touch panel also includes luminescent layer and the second lighting electrode, described
Luminescent layer and the second lighting electrode are sequentially located at the side that first lighting electrode deviates from the touch control unit.
Further, in the touch panel, the touch panel also includes protective layer, and the protective layer is located at described
Between first lighting electrode and touch control unit, the thickness of the protective layer is 6 μm~10 μm.
Further, in the touch panel, the touch control unit is bridging structure, and the touch control unit includes multiple
First touch control electrode that extends in a first direction and multiple second touch control electrodes extended in second direction, described the
Two touch control electrodes are electrically insulated with first touch control electrode；The second touch control electrode includes multistage and bridge, and each described the
Two touch control electrodes are divided into multiple described sections by first touch control electrode, and multiple described sections of each second touch control electrode lead to
Bridge electrical connection is crossed, each bridge and the first touch control electrode form a friendship in the projection of first lighting electrode
Folded area.
Further, in the touch panel, the touch control unit is double-deck induction structure, and the touch control unit includes
The first touch control electrode, dielectric layer and the second touch control electrode stacked gradually, multiple first touch control electrodes are prolonged in a first direction
Stretch, multiple second touch control electrodes extend in second direction, throwing of first touch control electrode in first lighting electrode
Shadow and the second touch control electrode are intertwined to form the crossover region in the projection of first lighting electrode.
According to another side of the present utility model, a kind of display device, including the as above touch described in any one are also provided
Panel.
The touch panel and display device that the utility model is provided have advantages below：
In the touch panel and display device that the utility model is provided, the touch panel includes the first lighting electrode
And touch control unit, first lighting electrode be used for drive it is luminous, the touch control unit be located at first lighting electrode one
Side, the touch control unit includes the first touch control electrode and second touch control electrode, first touch control electrode and second touch control electrode
There is an at least crossover region in the projection of first lighting electrode；First lighting electrode has hollow out in the crossover region
Structure.There is node capacitance between first touch control electrode and second touch control electrode on the crossover region, it is described to engrave
Hollow structure can be shielded to the node capacitance, reduce by first lighting electrode to the capacitance of the node capacitance
Influence, so as to avoid illuminating circuit from disturbing the small-signal of the touch control unit.
Brief description of the drawings
Fig. 1 is the diagrammatic cross-section for the touch panel that the utility model embodiment one is provided；
Fig. 2 is the top view for the touch panel that the utility model embodiment one is provided, wherein, Fig. 1 is Fig. 2 along AA ' lines
Diagrammatic cross-section；
Fig. 3 is the top view for the first lighting electrode that the utility model embodiment one is provided；
Fig. 4 shows that section is intended to for the touch panel of the offer of the utility model embodiment two；
Fig. 5 is the top view for the first lighting electrode that the utility model embodiment two is provided；
Fig. 6 is the schematic diagram for the touch panel that the utility model embodiment three is provided；
Fig. 7 is the top view for the touch panel that the utility model embodiment three is provided, wherein, Fig. 6 is Fig. 7 along BB ' lines
Diagrammatic cross-section.
Embodiment
Due to touch control unit operationally suffered noise increase, the performance of touch control unit is reduced, or even make touch-control
Elementary Function fails.By being found to prior art research, because the negative electrode spacing of touch control unit and luminescence unit is left for 10um
The right side, the negative electrode material of luminescence unit is metal, and influence can be produced on touch control unit capacitance, and (main influence is to drag down touch control unit
Node capacitance value), and during AMOLED is normally shown, the negative electrode of luminescence unit has can be to touch-control list than larger noise
Member is disturbed, and causes touch controllable function abnormal.
Further study show that, if can shield at the node capacitance of touch control unit to the negative electrode of luminescence unit
Cover, then can reduce the influence of the negative electrode of luminescence unit to the capacitance of the node capacitance.Further investigation is found, can tied
The negative electrode of luminescence unit at point electric capacity sets engraved structure, and the engraved structure can be shielded to the node capacitance,
Influence of first lighting electrode to the capacitance of the node capacitance is reduced, so as to avoid lighting electrode to the touch-control list
The small-signal interference of member.
According to the studies above, the utility model proposes a kind of touch panel and display device, the touch panel includes
First lighting electrode and touch control unit, first lighting electrode are luminous for driving, and the touch control unit is located at described first
The side of lighting electrode, the touch control unit include the first touch control electrode and second touch control electrode, first touch control electrode and
Second touch control electrode has an at least crossover region in the projection of first lighting electrode；First lighting electrode is handed over described
Folded area has engraved structure.There is node between first touch control electrode and second touch control electrode on the crossover region
Electric capacity, the engraved structure can be shielded to the node capacitance, reduce by first lighting electrode to node electricity
The influence of the capacitance of appearance, so as to avoid illuminating circuit from disturbing the small-signal of the touch control unit.
Touch panel of the present utility model and display device are described in more detail below in conjunction with schematic diagram, its
In illustrate preferred embodiment of the present utility model, it should be appreciated that those skilled in the art can change described here practicality
It is new, and still realize advantageous effects of the present utility model.Therefore, description below is appreciated that for people in the art
Member's is widely known, and is not intended as to limitation of the present utility model.
For clarity, not describing whole features of practical embodiments.In the following description, it is not described in detail known function
And structure, because they can make the utility model chaotic due to unnecessary details.It will be understood that in any practical embodiments
Exploitation in, it is necessary to make a large amount of implementation details to realize the specific objective of developer, such as according to relevant system or relevant business
The limitation of industry, another embodiment is changed into by one embodiment.Additionally, it should think this development be probably it is complicated and
It is time-consuming, but it is only to those skilled in the art routine work.
The utility model is more specifically described by way of example referring to the drawings in the following passage.According to following explanation and power
Sharp claim, advantages and features of the present utility model will become apparent from.It should be noted that, accompanying drawing using very simplified form and
Non- accurately ratio is used, only to convenient, lucidly aid illustration the utility model embodiment purpose.
The application is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining, rather than the restriction to the application.It also should be noted that, for the ease of retouching
State, the part related to the application is illustrate only in accompanying drawing.
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Describe the application in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
Embodiment one
The touch panel of the present embodiment is specifically described below with reference to reference to Fig. 1.
As shown in figure 1, the touch panel 1 is flexible touch panel, including luminescence unit 110 and touch control unit 120,
In the present embodiment, the luminescence unit 110 is light emitting diode, specifically, the luminescence unit 110 includes the stacked gradually
One lighting electrode 111, the lighting electrode 113 of luminescent layer 112 and second, wherein, the luminous electricity of first lighting electrode 111 and second
Pole 113 is used to drive the luminescent layer 112 to light, general, first lighting electrode 111 is used as the luminescence unit 110
Negative electrode, second lighting electrode 113 as the luminescence unit 110 anode.First lighting electrode 111 is generally
Metal electrode, first lighting electrode 111 can also be transparent conductive electrode.
The touch control unit 120 is used to realize touch controllable function, and the touch control unit 120 is capacitive touch control unit.It is described
Touch control unit 120 is located at the side that first lighting electrode 111 deviates from the luminescent layer 112.The touch control unit 120 includes
First touch control electrode 121 and second touch control electrode 122, first touch control electrode 121 and second touch control electrode 122 are described
The projection of one lighting electrode 111 has an at least crossover region 170, i.e., described first touch control electrode 121 is in the described first luminous electricity
The projection of pole 111 and the second touch control electrode 122 are projected in the phase of crossover region 170 in first lighting electrode 111
It is overlapping.First lighting electrode 111 has engraved structure 171 in the crossover region 170.
The touch panel 1 also includes protective layer 130, and the protective layer 130 is located at first lighting electrode 111 and touched
Control between unit 120, the thickness of the protective layer 130 is 6 μm~10 μm, such as 6 μm, 7 μm, 8 μm, 9 μm, 10 μm etc., by
In the thinner thickness of the protective layer 130, so, the electric capacity of the touch control unit 120 is easily by first lighting electrode
111 influence.
There is node electricity between first touch control electrode 121 and second touch control electrode 122 of the crossover region 170
Hold, the engraved structure 171 can be shielded to the node capacitance, reduce by 111 pairs of the first lighting electrode knot
The influence of the capacitance of point electric capacity, so as to avoid illuminating circuit (including luminescence unit part) to the small of the touch control unit 120
Signal is disturbed.
As shown in figure 1, the touch panel 1 deviates from the side of first lighting electrode 111 in the touch control unit 120
The structures such as polaroid 140, optical cement 150 and cover plate 160 are additionally provided with, to improve luminescent properties, and the touch-control list are protected
Member 120 and luminescence unit 110.
In the present embodiment, the touch control unit 120 is bridging structure.Specifically, the touch control unit 120 is including multiple
First touch control electrode 121 and multiple second touch control electrodes 122.As shown in Figure 2 (in order to clearly show that, not shown polarisation in fig. 2
Piece 140, optical cement 150 and cover plate 160), first touch control electrode 121 extends in a first direction, the second touch-control electricity
Pole 122 extends in second direction, and in the present embodiment, the first direction and second direction are perpendicular.As shown in figure 1, described
First touch control electrode 121 and second touch control electrode 122 are located at same layer, for example, the second touch control electrode 122 and described first
Touch control electrode 121 is electrically insulated, and the second touch control electrode 122 is exhausted by the electricity of dielectric layer 123 with first touch control electrode 121
Edge；The second touch control electrode 122 includes multistage 122a and bridge 122b, and each second touch control electrode 122 is by described the
One touch control electrode 121 is divided into multistage 122a, and the multistage 122a of each second touch control electrode 122 is electrically connected by bridge 122b
Connect, the bridge 122b passes through medium across the first touch control electrode 121, the bridge 122b with first touch control electrode 121
Layer 123 is electrically insulated.The projection of each bridge 122b and the first touch control electrode 121 in first lighting electrode 111
Form a crossover region 170.
As shown in figures 1 and 3, in the present embodiment, the engraved structure 171 is an opening, can effectively be shielded
Cover, each crossover region 170 is located in an engraved structure 171, has no effect on the electricity of first lighting electrode 111
Performance.In the present embodiment, the engraved structure 171 is circle, and the crossover region 170 is square, in other embodiments, institute
State engraved structure 171 identical with the shape of the crossover region 170.Also, in the present embodiment, a crossover region 170 is complete
It is complete to be located in an engraved structure 171, in other embodiments, an institute can be located at two crossover regions 170
State in engraved structure 171, or a part of crossover region 170 is located in an engraved structure 171, or it is described overlapping
The shapes and sizes of area 170 and the engraved structure 171 are equal.
Touch component 1 in the present embodiment is displayed for equipment, forms touch control display device.The display device
The engraved structure 171 can be shielded to the node capacitance, reduce by 111 pairs of first lighting electrode node electricity
The influence of the capacitance of appearance, so as to avoid illuminating circuit (including luminescence unit part) to the small-signal of the touch control unit 120
Interference.
Embodiment two
With reference to Fig. 4 and Fig. 5, in figures 4 and 5, reference number is represented and Fig. 1 to the statement of Fig. 3 identicals and embodiment one
Identical part.The touch panel 2 of the embodiment two and the touch panel 1 of the embodiment one are essentially identical, and it is distinguished
In：The engraved structure 271 is multiple holes 272, can effectively be shielded, have no effect on first lighting electrode 111
Electrical property.
In the present embodiment, the engraved structure 271 is circle, and the crossover region 170 is square, in other embodiments
In, the engraved structure 271 is identical with the shape of the crossover region 170.Also, in the present embodiment a, crossover region
170 are fully located in an engraved structure 271, in other embodiments, can be located at one with two crossover regions 170
In the individual engraved structure 271, or a part of crossover region 170 is located in an engraved structure 271, or described
The shapes and sizes of crossover region 170 and the engraved structure 271 are equal.
In the present embodiment, positioned at first touch control electrode 121 and second touch control electrode 122 of the crossover region 170
Between there is node capacitance, the engraved structure 271 can shield to the node capacitance, reduce described first luminous electric
The influence of the capacitance of the 111 pairs of node capacitances in pole, so as to avoid illuminating circuit (including luminescence unit part) from being touched to described
Control the small-signal interference of unit 120.
Embodiment three
With reference to Fig. 6 and Fig. 7 (in order to clearly show that, not shown polaroid 140, optical cement 150 and cover plate in the figure 7
160), in figure 6 and figure 7, reference number is represented and Fig. 1 to the statement of Fig. 3 identicals and the identical part of embodiment one.The reality
The touch panel 3 and the touch panel 1 of the embodiment one for applying example three are essentially identical, and its difference is：The touch control unit 220
For double-deck induction structure, the first touch control electrode 221 that the touch control unit 220 includes being cascading, dielectric layer 223 and the
Two touch control electrodes 222, first touch control layer 221 is arranged on one of first lighting electrode 111 away from the luminescent layer 112
Side, multiple first touch control electrodes 221 extend in a first direction, and multiple second touch control electrodes 222 are prolonged in second direction
Stretch, the first direction and second direction are perpendicular.Throwing of first touch control electrode 221 in first lighting electrode 111
Shadow and the second touch control electrode 222 are intertwined to form the crossover region 170 in the projection of first lighting electrode 111.
In the present embodiment, the engraved structure 171 is an opening, can effectively be shielded, each described overlapping
Area 170 is located in an engraved structure 171, has no effect on the electrical property of first lighting electrode 111.In the present embodiment
In, the engraved structure 171 is circle, and the crossover region 170 is square, in other embodiments, the He of engraved structure 171
The shape of the crossover region 170 is identical.Also, in the present embodiment, a crossover region 170, which is fully located at described in one, engraves
In hollow structure 171, in other embodiments, it can be located at two crossover regions 170 in an engraved structure 171,
Or a part of crossover region 170 is located in an engraved structure 171, or the crossover region 170 and the hollow out
The shapes and sizes of structure 171 are equal.
In the present embodiment, positioned at first touch control electrode 221 and second touch control electrode 222 of the crossover region 170
Between there is node capacitance, the engraved structure 171 can shield to the node capacitance, reduce described first luminous electric
The influence of the capacitance of the 111 pairs of node capacitances in pole, so as to avoid illuminating circuit (including luminescence unit part) from being touched to described
Control the small-signal interference of unit 120.
Preferred embodiment of the present utility model is as it appears from the above, still, the utility model is not limited to above-described embodiment, example
Such as, when the touch control unit is double-deck induction structure, the engraved structure can also be multiple holes, can also effectively be shielded
Cover, have no effect on the electrical property of first lighting electrode, reduce electric capacity of first lighting electrode to the node capacitance
The influence of value, so as to avoid illuminating circuit (including luminescence unit part) from disturbing the small-signal of the touch control unit.
Obviously, those skilled in the art can carry out various changes and modification without departing from this practicality to the utility model
New spirit and scope.So, if these modifications and variations of the present utility model belong to the utility model claim and
Within the scope of its equivalent technologies, then the utility model is also intended to comprising including these changes and modification.
Claims (10)
1. a kind of touch panel, it is characterised in that including：
First lighting electrode, it is luminous for driving；
Touch control unit, the touch control unit is located at the side of first lighting electrode, and the touch control unit includes the first touch-control
Electrode and second touch control electrode, first touch control electrode and second touch control electrode have in the projection of first lighting electrode
An at least crossover region；
First lighting electrode has engraved structure in the crossover region.
2. touch panel as claimed in claim 1, it is characterised in that the engraved structure is an opening.
3. touch panel as claimed in claim 1, it is characterised in that the engraved structure is multiple holes.
4. touch panel as claimed in claim 1, it is characterised in that each crossover region is located at an engraved structure
It is interior.
5. touch panel as claimed in claim 1, it is characterised in that first lighting electrode is metal electrode.
6. touch panel as claimed in claim 1, it is characterised in that the touch panel also includes luminescent layer and second and lighted
Electrode, the luminescent layer and the second lighting electrode are sequentially located at the side that first lighting electrode deviates from the touch control unit.
7. touch panel as claimed in claim 1, it is characterised in that the touch panel also includes protective layer, the protection
Layer is located between first lighting electrode and touch control unit, and the thickness of the protective layer is 6 μm~10 μm.
8. the touch panel as described in any one in claim 1-7, it is characterised in that the touch control unit is tied to build bridge
Structure, the touch control unit include multiple first touch control electrodes extended in a first direction and it is multiple second direction extend
The second touch control electrode, the second touch control electrode is electrically insulated with first touch control electrode；The second touch control electrode bag
Multistage and bridge are included, each second touch control electrode is divided into multiple described sections by first touch control electrode, each described the
Multiple described sections of two touch control electrodes are electrically connected by bridge, and each bridge and the first touch control electrode are luminous described first
The projection of electrode forms a crossover region.
9. the touch panel as described in any one in claim 1-7, it is characterised in that the touch control unit senses to be double-deck
Structure, the touch control unit includes the first touch control electrode, dielectric layer and the second touch control electrode stacked gradually, multiple described first
Touch control electrode extends in a first direction, and multiple second touch control electrodes extend in second direction, and first touch control electrode exists
The projection of first lighting electrode and the second touch control electrode are intertwined to form in the projection of first lighting electrode
The crossover region.
10. a kind of display device, it is characterised in that including the touch panel as described in any one in claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720153169.XU CN206470720U (en) | 2017-02-21 | 2017-02-21 | Touch panel and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720153169.XU CN206470720U (en) | 2017-02-21 | 2017-02-21 | Touch panel and display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206470720U true CN206470720U (en) | 2017-09-05 |
Family
ID=59707405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720153169.XU Active CN206470720U (en) | 2017-02-21 | 2017-02-21 | Touch panel and display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206470720U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113672117A (en) * | 2021-08-03 | 2021-11-19 | 武汉华星光电半导体显示技术有限公司 | Display panel and mobile terminal |
| CN114138135A (en) * | 2021-12-03 | 2022-03-04 | 北京翌光医疗科技研究院有限公司 | Touch control light-emitting panel, preparation method and touch control light-emitting device |
-
2017
- 2017-02-21 CN CN201720153169.XU patent/CN206470720U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113672117A (en) * | 2021-08-03 | 2021-11-19 | 武汉华星光电半导体显示技术有限公司 | Display panel and mobile terminal |
| CN113672117B (en) * | 2021-08-03 | 2023-06-02 | 武汉华星光电半导体显示技术有限公司 | Display panel and mobile terminal |
| CN114138135A (en) * | 2021-12-03 | 2022-03-04 | 北京翌光医疗科技研究院有限公司 | Touch control light-emitting panel, preparation method and touch control light-emitting device |
| CN114138135B (en) * | 2021-12-03 | 2024-03-12 | 北京翌光医疗科技研究院有限公司 | Touch light-emitting panel, preparation method and touch light-emitting device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206193731U (en) | Touch display panel and display device | |
| CN104615323B (en) | Three-dimensional module, three-dimensional display device and drive method of three-dimensional module | |
| CN105047687B (en) | A kind of transparent display panel and display device | |
| CN104465703B (en) | A kind of display panel and its manufacturing method and display device | |
| CN104409467B (en) | A kind of contact panel and preparation method thereof and display device | |
| CN104915084B (en) | In-cell touch panel and organic LED display device | |
| CN106952938A (en) | A kind of flexible display apparatus and its manufacture method and flexible display device | |
| CN105975963A (en) | Fingerprint recognition substrate and manufacturing method thereof, display panel and display device | |
| CN206178745U (en) | Display device | |
| CN107168578B (en) | In-cell touch display panel and preparation method thereof, display device | |
| CN207303104U (en) | Display panel | |
| CN109599426B (en) | Display panel and display device | |
| CN105373282A (en) | Display panel and display apparatus | |
| CN106371649A (en) | In-cell touch panel | |
| CN103842947A (en) | Oled interface | |
| CN105159520A (en) | Self-capacitance touch display panel, driving method thereof and touch display device | |
| CN106293255A (en) | A kind of touch base plate and touch control display apparatus | |
| US10617004B2 (en) | Power line structure, array substrate and display panel | |
| CN104111755B (en) | A kind of touch-control structure, contact panel and contactor control device | |
| CN206470720U (en) | Touch panel and display device | |
| CN108646945A (en) | Touch panel, touch-control display panel and display device | |
| CN104779267A (en) | Organic light-emitting display panel and organic light-emitting display | |
| CN109002229A (en) | A kind of touch panel, display module and touch control display apparatus | |
| CN107768545A (en) | A kind of organic EL display panel and display device | |
| CN108415630A (en) | A kind of device and its manufacturing method combining capacitance touching control sensor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |