CN207586893U - A kind of two-sided conductive structure and touch panel - Google Patents
A kind of two-sided conductive structure and touch panel Download PDFInfo
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- CN207586893U CN207586893U CN201820004547.2U CN201820004547U CN207586893U CN 207586893 U CN207586893 U CN 207586893U CN 201820004547 U CN201820004547 U CN 201820004547U CN 207586893 U CN207586893 U CN 207586893U
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Abstract
This application discloses a kind of two-sided conductive structure and touch panels, wherein, there is multiple through-holes through base material inside the base material of the two-sided conductive structure, and electrical connection is realized by the conductive structure being located in through-hole positioned at the first conductive film of the base material both side surface and the second conductive film respectively filled with conductive structure in through-hole.When preparing touch panel using the two-sided conductive structure, the making of the touch control electrode of touch panel can be individually or simultaneously carried out using the conductive film positioned at base material both side surface, it can be in touch control electrode quantity and more cabling quantity, the area shared by the frame of touch panel is reduced in a manner that cabling is arranged on away from one side surface of touch control electrode, realizes narrow frame effect.And the applicability of the two-sided conductive structure can also be improved by using the touch-control sensitivity that adjusting touch panel is realized positioned at the conductive film of base material both side surface and the conductive structure in through-hole.
Description
Technical field
This application involves technical field of touch control, more specifically to a kind of two-sided conductive structure and touch panel.
Background technology
With the continuous development of touch technology, touch function is all integrated in each class of electronic devices, touch panel is in electricity
The important devices of touch function are integrated in sub- equipment.
It is existing it is touch panel structure provided in, GFF (Glass Film Film) structure is the knot of mutual capacitance type touch control panel
One of structure, a plurality of first touch-control electricity for generally comprising two layers of transparent film substrate and being located at respectively in two layers of transparent film substrate
Pole and a plurality of second touch control electrode are formed, and a plurality of first touch control electrode and second touch control electrode form multiple touch control capacitances, pass through
The cabling being located at respectively in two layers of transparent film substrate is connected to touch chip, is become by touch chip according to the capacitance of touch control capacitance
Change and realize touch control detection.Wherein, the position of setting cabling can form one fixed width in follow-up encapsulation process on every layer film
Frame, as people are increasingly strong for the demand of electronic equipment narrow frame, the touch panel of GFF structures is in touch-control area requirements
Also under the premise of increasingly increased, it is difficult to while meet the requirement of large area touch-control and narrow frame, this is because with touch-control area
Increase, the quantity of touch control electrode certainly will will increase, and the cabling quantity for drawing touch control electrode also can so be used with increase
It is difficult to reduce in the frame area for covering routing layer, so as to meet requirement of the user for electronic equipment narrow frame.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of two-sided conductive structure and touch panel, to realize
Meet the purpose that user requires electronic equipment narrow frame.
To realize the above-mentioned technical purpose, the utility model embodiment provides following technical solution：
A kind of two-sided conductive structure, is used to prepare touch panel, and the two-sided conductive structure includes：
Base material with multiple through-holes, the through-hole runs through the base material, and conductive material shape is filled in the through-hole
Into conductive structure；
The first conductive film positioned at one side surface of base material；
Deviate from the second conductive film of one side surface of the first conductive film, first conductive thin positioned at the base material
Film and the second conductive film are electrically connected with the conductive structure.
Optionally, multiple through-holes are arranged in the form of an array.
Optionally, the value range of the diameter of the through-hole is 0.05mm-1.0mm, including endpoint value；
The value range of spacing between the adjacent through-hole is 2.0mm-6.0mm, including endpoint value.
A kind of touch panel, the touch panel include：
The first base material is arranged along the first direction positioned at the first base material surface, the first touch-control extended in a second direction
Electrode and a plurality of first cabling, first touch control electrode and a plurality of first cabling be located at the first base material same surface or
Different surfaces；
Second base material is arranged in a second direction positioned at second substrate surface, the second touch-control extended in a first direction
Electrode and a plurality of second cabling, the second touch control electrode and a plurality of second cabling be located at second base material same surface or
Different surfaces, the base material have multiple through-holes, and the through-hole runs through the base material, and filled with conductive knot in the through-hole
Structure；
The touch chip being electrically connected with a plurality of first touch control electrode and a plurality of second touch control electrode, described first
Direction intersects with the second direction, and a plurality of first touch control electrode and a plurality of second touch control electrode form multiple touch-controls
Capacitance, the touch chip are used to realize touch control detection according to the capacitance variations of the multiple touch control capacitance.
Optionally, the first direction is vertical with the second direction.
Optionally, a plurality of first touch control electrode and a plurality of first cabling are located at the same surface of the first base material, a plurality of
First cabling draws a plurality of first touch control electrode, and realization is electrically connected with touch chip；
Likewise, a plurality of second touch control electrode and a plurality of second cabling are located at the same surface of the second base material, it is a plurality of
Second cabling draws a plurality of second touch control electrode, and realization is electrically connected with touch chip.
Optionally, a plurality of first touch control electrode and a plurality of first cabling are located at the different surfaces of the first base material, every
First cabling is electrically connected by the conductive structure at least one through-hole with a touch control electrode, realizes the first touch-control
Electrode is electrically connected with touch chip；
The a plurality of second touch control electrode and a plurality of second cabling are located at the different surfaces of the second base material, every described second
Cabling is electrically connected by the conductive structure at least one through-hole with a second touch control electrode, realizes second touch control electrode
With being electrically connected for touch chip.
Optionally, a plurality of first touch control electrode includes a plurality of first conduction positioned at the first base material both side surface
Item and a plurality of second conductive bar, every first conductive bar are realized and second conductive bar by the conductive structure in the through-hole
Head and the tail connection, and the cabling by being located at the first base material surface is drawn, and realizes being electrically connected for the first touch control electrode and touch chip
It connects；
The a plurality of second touch control electrode is included positioned at a plurality of third conductive bar of the second base material both side surface and more
Article the 4th conductive bar, the conductive structure that every third conductive bar passes through in the through-hole realize the head and the tail with one article of the 4th conductive bar
Connection, and the cabling by being located at the second substrate surface is drawn, realization second touch control electrode is electrically connected with touch chip.
It can be seen from the above technical proposal that the utility model embodiment provides a kind of two-sided conductive structure and touch surface
Plate, wherein, there is multiple through-holes through base material, and filled with conduction in through-hole inside the base material of the two-sided conductive structure
Structure passes through the conduction that is located in through-hole positioned at the first conductive film of the base material both side surface and the second conductive film respectively
Structure realizes electrical connection.It, can be by leading in one side surface of base material when preparing touch panel using the two-sided conductive structure
Over etching conductive film forms the touch control electrode of touch panel, is formed and drawn by etching conductive film in another side surface of base material
The cabling of touch control electrode, the cabling and touch control electrode can realize electrical connection by the conductive structure being located in through-hole, so as to
It, can be in a manner that cabling be arranged on away from one side surface of touch control electrode in touch control electrode quantity and more cabling quantity
To reduce the area shared by the frame of touch panel.
It also, can also be by using positioned at base material both sides using the two-sided conductive structure come when preparing touch panel
The conductive film on surface and the conductive structure in through-hole realize the purpose for the resistance for adjusting touch control electrode, so as to adjust
The touch-control sensitivity of touch panel is saved, improves the applicability of the two-sided conductive structure.
Description of the drawings
It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is the embodiment of the utility model, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to the attached drawing of offer.
Fig. 1 is the schematic diagram of a kind of two-sided conductive structure that one embodiment of the application provides；
Fig. 2 is that a kind of two-sided conductive structure that one embodiment of the application provides prepares the schematic diagram of touch control electrode；
Fig. 3 is that a kind of two-sided conductive structure that another embodiment of the application provides prepares the schematic diagram of touch control electrode；
Fig. 4 is the flow diagram of the preparation method of a kind of touch panel that one embodiment of the application provides；
Fig. 5 is the flow diagram of the preparation method of a kind of touch panel that another embodiment of the application provides；
Fig. 6 is the flow diagram of the preparation method of a kind of touch panel that another embodiment of the application provides；
Fig. 7 is the flow diagram of the preparation method of a kind of touch panel that the further embodiment of the application provides；
Fig. 8 is the flow diagram of the preparation method of a kind of touch panel that the preferred embodiment of the application provides；
Fig. 9 is a kind of flow signal for the preparation method of touch panel that another preferred embodiment of the application provides
Figure；
Figure 10 is a kind of flow signal for the preparation method of touch panel that another preferred embodiment of the application provides
Figure；
Figure 11 is the structure diagram of a kind of touch panel that one embodiment of the application provides.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained shall fall within the protection scope of the present invention.
The embodiment of the present application provides a kind of two-sided conductive structure, as shown in Figure 1, touch panel is used to prepare, it is described double
Face conductive structure includes：
Base material 10 with multiple through-holes 11, the through-hole 11 runs through the base material 10, and is filled in the through-hole 11
The conductive structure (not shown in figure 1) that conductive material is formed；
The first conductive film 20 positioned at 10 1 side surface of base material；
(do not show in Fig. 1 positioned at second conductive film of the base material 10 away from 20 1 side surface of the first conductive film
Go out), 20 and second conductive film of the first conductive film is electrically connected with the conductive structure.
It should be noted that the arrangement of multiple through-holes 11 needs to meet certain requirement, avoid after the completion of etching
Accidentally by upper and lower two layers of conductive film (the first conductive film 20 and the second conductive thin in the case of without two layers of conductive pattern electrical connection
Film) electrical connection.For example, with reference to figure 2, when only needing to use layer of conductive film, it is only necessary to the first conductive film 20 or
Second conductive film performs etching, will be in base material 10 to form electrode pattern and cabling pattern in the one side of base material 10
Through-hole 11 is all exposed, and electrode pattern or cabling pattern is avoided to pass through the conductive structure in through-hole 11 and base material 10 other one
The conductive film in face is electrically connected, and the label 31 in Fig. 2 represents touch control electrode, and 32 represent cablings.
It is but more often, sensitive to reach conciliation touch-control in order to realize narrow frame or reconcile the resistance of touch control electrode
During the adjusting of degree, then need to be used simultaneously positioned at the first conductive film 20 of 10 both sides of base material and the second conductive film；For example,
With reference to figure 3, cabling and touch control electrode can be formed in 10 both sides of base material, it will by the conductive structure at least one through-hole 11
One cabling and a touch control electrode realize electrical connection, and the cabling positioned at touch control electrode opposite side can be with the projection of touch control electrode
Area coincidence reduces the frame area for occupying touch control electrode both sides, so as to finally realize the effect of narrow frame to realize；Also example
Such as, the conductive film that can etch 10 both sides of base material simultaneously forms strips of conductive structure, then by being located at the conduction in through-hole 11
Structure realizes the head and the tail connection of both sides strips of conductive structure, touch control electrode is formed, finally by the cabling positioned at 10 surface of base material
Touch control electrode is drawn, realizes the purpose for the resistance for adjusting touch control electrode, final realization adjusts the touch-control sensitivity of touch panel
It is required that.
It should also be noted that, positioned at first conductive film 20 on 10 surface of base material and the thickness of the second conductive film
The actual demands such as can be required according to the thickness requirement of practical touch panel, the sheet resistance of conductive film determine, the application couple
This is not limited, specifically depending on actual conditions.
Optionally, the value range of the diameter of the through-hole 11 is 0.05mm-1.0mm, including endpoint value；Through-hole 11 it is straight
The value of diameter cannot be excessive, and the diameter to avoid through-hole 11 is excessive and can not avoid the situation of adjacent touch control electrode pattern and go out
It is existing, in addition, the value of the diameter of through-hole 11 can not be too small, it is excessive right to avoid the resistance of the conductive structure in through-hole 11
The touch-control sensitivity of touch control electrode has an impact, and is also beneficial to when using the conductive structure in a certain through-hole 11, Neng Goushi
Existing good electrical connection.
The value range of spacing between the adjacent through-hole 11 is 2.0mm-6.0mm, including endpoint value.It likewise, will
Spacing between the adjacent through-hole 11 is limited in 2.0mm-6.0mm also for ensureing when 11 array arrangement of through-hole do not have
The situation that a certain or certain through-holes 11 can not avoid touch control electrode pattern occurs.
Optionally, since touch panel is generally disposed above display panel, therefore, it is necessary to ensure that the base material 10 is
Bright material substrate 10, such as can be film film or Kapton etc..The application does not limit this,
Specifically depending on actual conditions.
Optionally, formed the conductive structure conductive material can be metal material or conductive film material,
Such as tin indium oxide (Indium tin oxide), fluorine-doped tin oxide (F-doped Tin Oxide, FTO) etc..
Likewise, 20 and second conductive film of the first conductive film can be indium tin oxide films, or fluorine
Doped stannum oxide film, but since the light transmittance of indium tin oxide films is preferable, mist degree is relatively low, and mature preparation process price
It is relatively low, therefore preferably using indium tin oxide films as 20 and second conductive film of the first conductive film.
Correspondingly, the embodiment of the present application additionally provides a kind of preparation method of touch panel, as shown in figure 4, including：
S101：First two-sided conductive structure and the second two-sided conductive structure, the first two-sided conductive structure and institute are provided
It is the two-sided conductive structure described in any of the above-described embodiment to state the second two-sided conductive structure；
S102：The first conductive film and/or the second conductive film of described first two-sided conductive structure are performed etching, shape
Into first electrode pattern, the first electrode pattern is arranged along the first direction including a plurality of, and first extended in a second direction touches
Control electrode and a plurality of first cabling；
S103：The first conductive film and/or the second conductive film of described second two-sided conductive structure are performed etching, shape
Into second electrode pattern, the second electrode pattern is arranged in a second direction including a plurality of, and second extended in a first direction touches
Control electrode and a plurality of second cabling；
The first direction intersects with the second direction, a plurality of first touch control electrode and a plurality of second touch-control
Electrode forms multiple touch control capacitances.
It should be noted that in actual application, a plurality of first cabling is more for drawing a plurality of first touch control electrode
The second cabling of item is for drawing a plurality of second touch control electrode, so that a plurality of first touch control electrode and a plurality of second touch control electrode are realized
With being electrically connected for touch chip, touch chip is multiple according to being made of a plurality of first touch control electrode and a plurality of second touch control electrode
Touch control capacitance carries out touch control detection.
Due to employing the two-sided conductive structure described in any of the above-described embodiment during touch panel is prepared so that
The touch control electrode and cabling of the touch panel prepared can be located at the same side of two-sided conductive structure base material, can also be located at
The not homonymy of base material；And the resistance of touch control electrode can be led by using the first conductive film positioned at base material both sides and second
Conductive film is adjusted, so as to achieve the purpose that adjust the touch-control sensitivity of touch panel.
Below to " the first conductive film and/or the second conductive film of the described first two-sided conductive structure are performed etching,
The concrete mode of formation first electrode pattern " carries out citing introduction：
It is described that first conductive film of the described first two-sided conductive structure and/or the second conductive film are carried out with reference to figure 5
Etching forms first electrode pattern and includes：
S1021：The first conductive film or the second conductive film of described first two-sided conductive structure are performed etching, with shape
Into the first electrode pattern.
In the present embodiment, a plurality of first touch control electrode and a plurality of cabling that the first electrode pattern includes are located at base material
Same side surface, but can be needed to ensure without etching positioned at conductive film of the base material away from the first touch control electrode side
A plurality of first touch control electrode and a plurality of cabling are not covered with the through-hole of the substrate surface, to avoid the conduction with opposite side
Film is electrically connected.It of course, can also be to another while a plurality of first touch control electrode and a plurality of cabling are formed in base material side
The conductive film of side performs etching, and the conductive film for being covered in through-hole surfaces is etched away completely, further avoids both sides conductive
The situation of material electrical connection.
It is described that first conductive film of the described first two-sided conductive structure and/or the second conductive film are carried out with reference to figure 6
Etching forms first electrode pattern and includes：
S1022：First conductive film of the described first two-sided conductive structure is performed etching, it is a plurality of along first party to be formed
To arrangement, the first touch control electrode extended in a second direction；
S1023：Second conductive film of the described first two-sided conductive structure is performed etching, is walked with forming a plurality of first
Line, every first touch control electrode pass through the conductive structure at least one first two-sided conductive structure through-hole and one
The first cabling electrical connection.
In the present embodiment, a plurality of first touch control electrode and a plurality of first cabling for etching formation are located at the two of base material respectively
One cabling and a touch control electrode are realized electrical connection, positioned at tactile by side surface by the conductive structure at least one through-hole
The cabling of control electrode opposite side can be overlapped with the view field of touch control electrode, and the side for occupying touch control electrode both sides is reduced to realize
Frame area, so as to finally realize the effect of narrow frame.
It is described that first conductive film of the described first two-sided conductive structure and/or the second conductive film are carried out with reference to figure 7
Etching forms first electrode pattern and includes：
S1024：First conductive film of the described first two-sided conductive structure is performed etching, it is a plurality of along first party to be formed
To arrangement, the first conductive bar extended in a second direction；
S1025：Second conductive film of the described first two-sided conductive structure is performed etching, it is a plurality of along first party to be formed
To arrangement, the second conductive bar extended in a second direction and a plurality of first cabling, every first conductive bar pass through described
Conductive structure and the second conductive bar head and the tail in one two-sided conductive structure through-hole connect and compose one described first and touch
Electrode is controlled, every first touch control electrode is electrically connected with first cabling.
In the present embodiment, strips of conductive structure is formed, then pass through position by etching the conductive film of base material both sides simultaneously
The head and the tail connection of both sides strips of conductive structure is realized in the conductive structure in through-hole, touch control electrode is formed, finally by positioned at base
The cabling on material surface draws touch control electrode, realizes the purpose for the resistance for adjusting touch control electrode, and touch panel is adjusted so as to reach
The purpose of touch-control sensitivity.
Similar, for " the first conductive film and/or the second conductive film to the described second two-sided conductive structure carry out
The mode of etching, formation second electrode pattern " is also illustrated accordingly：
It is described that first conductive film of the described second two-sided conductive structure and/or the second conductive film are carried out with reference to figure 8
Etching forms second electrode pattern and includes：
S1031：The first conductive film or the second conductive film of described second two-sided conductive structure are performed etching, with shape
Into the second electrode pattern.
Likewise, specific points for attention refer to step S1021.
It is described that first conductive film of the described second two-sided conductive structure and/or the second conductive film are carried out with reference to figure 9
Etching forms second electrode pattern and includes：
S1032：First conductive film of the described second two-sided conductive structure is performed etching, it is a plurality of along second party to be formed
To arrangement, the second touch control electrode extended in a first direction；
S1033：Second conductive film of the described second two-sided conductive structure is performed etching, is walked with forming a plurality of second
Line, every second touch control electrode pass through the conductive structure at least one second two-sided conductive structure through-hole and one
The second cabling electrical connection.
Likewise, specific points for attention and the present embodiment, which implement advantage, refers to step S1022 and S1023.
With reference to figure 10, first conductive film to the described second two-sided conductive structure and/or the second conductive film into
Row etching forms second electrode pattern and includes：
S1034：First conductive film of the described second two-sided conductive structure is performed etching, it is a plurality of along second party to be formed
To arrangement, the third conductive bar extended in a first direction；
S1035：Second conductive film of the described second two-sided conductive structure is performed etching, it is a plurality of along second party to be formed
To arrangement, the 4th conductive bar and a plurality of second cabling extended in a first direction, every third conductive bar passes through described
Conductive structure and one article of the 4th conductive bar head and the tail in two two-sided conductive structure through-holes connect and compose one article described second and touch
Electrode is controlled, every second touch control electrode is electrically connected with second cabling.
Likewise, specific points for attention and the present embodiment, which implement advantage, refers to step S1024 and S1025.
Correspondingly, the embodiment of the present application additionally provides a kind of touch panel, as shown in figure 11, by any of the above-described embodiment institute
The preparation method for the touch panel stated obtains, and the touch panel includes：
The first base material 100 is arranged along the first direction positioned at 100 surface of the first base material, extended in a second direction
One touch control electrode 101 and a plurality of first cabling (being not shown in Figure 11), first touch control electrode 101 and a plurality of first cabling position
In the same surface of the first base material 100 or different surfaces；
Second base material 200 is arranged in a second direction positioned at 200 surface of the second base material, extended in a first direction
Two touch control electrodes 201 and a plurality of second cabling (being not shown in Figure 11), the second touch control electrode 201 and a plurality of second cabling position
In the same surface of second base material 200 or different surfaces, the base material has multiple through-holes (being not shown in Figure 11), described
Through-hole runs through the base material, and conductive structure is filled in the through-hole；
Touch chip (the figure being electrically connected with a plurality of first touch control electrode 101 and a plurality of second touch control electrode 201
It is not shown in 11), the first direction intersects with the second direction, a plurality of first touch control electrode 101 and a plurality of described
Second touch control electrode 201 forms multiple touch control capacitances, and the touch chip is used to be become according to the capacitance of the multiple touch control capacitance
Change and realize touch control detection.
Preferably, the first direction is vertical with the second direction.
On the basis of above-described embodiment, in the specific embodiment of the application, three kinds of feasible touch-controls are provided
The composition scheme of electrode：
(1), a plurality of first touch control electrode 101 and a plurality of first cabling are located at the same surface of the first base material 100, more
The first cabling of item draws a plurality of first touch control electrode 101, and realization is electrically connected with touch chip；
Likewise, a plurality of second touch control electrode 201 and a plurality of second cabling are located at the same table of the second base material 200
Face, a plurality of second cabling draw a plurality of second touch control electrode 201, and realization is electrically connected with touch chip.
(2), a plurality of first touch control electrode 101 and a plurality of first cabling are located at the different surfaces of the first base material 100, often
First cabling described in item is electrically connected by the conductive structure at least one through-hole with a touch control electrode, realizes that first touches
Control electrode 101 is electrically connected with touch chip；
Likewise, a plurality of second touch control electrode 201 and a plurality of second cabling are located at the different tables of the second base material 200
Face, every second cabling are electrically connected by the conductive structure at least one through-hole and a second touch control electrode 201
It connects, realization second touch control electrode 201 is electrically connected with touch chip.
(3), a plurality of first touch control electrode 101 includes a plurality of first positioned at 100 both side surface of the first base material
Conductive bar and a plurality of second conductive bar, every first conductive bar are realized by the conductive structure in the through-hole and are led with one second
The head and the tail connection of electric item, and the cabling by being located at 100 surface of the first base material is drawn, and realizes the first touch control electrode 101 and touch-control
The electrical connection of chip；
Likewise, a plurality of second touch control electrode 201 includes a plurality of the positioned at 200 both side surface of the second base material
Three conductive bars and a plurality of 4th conductive bar, every third conductive bar are realized and one article the 4th by the conductive structure in the through-hole
The head and the tail connection of conductive bar, and the cabling by being located at 200 surface of the second base material is drawn, and realizes second touch control electrode 201 with touching
Control the electrical connection of chip.
In (1), a plurality of first touch control electrode 101 and a plurality of cabling that the first electrode pattern includes are located at base material
Same side surface, can be without etching positioned at conductive film of the base material away from 101 side of the first touch control electrode, but needs to ensure
A plurality of first touch control electrode 101 and a plurality of cabling are not covered with the through-hole of the substrate surface, to avoid with opposite side
Conductive film is electrically connected.Of course, while a plurality of first touch control electrode 101 and a plurality of cabling are formed in base material side, also may be used
It is performed etching with the conductive film to opposite side, the conductive film for being covered in through-hole surfaces is etched away completely, is further avoided
The situation of both sides conductive material electrical connection.
In (2), etch a plurality of first touch control electrode 101 of formation and a plurality of first cabling is located at the both sides of base material respectively
One cabling and a touch control electrode are realized electrical connection, positioned at touch-control by surface by the conductive structure at least one through-hole
The cabling of electrode opposite side can be overlapped with the view field of touch control electrode, and the frame for occupying touch control electrode both sides is reduced to realize
Area, so as to finally realize the effect of narrow frame.
In (3), strips of conductive structure is formed, then by being located at through-hole by the conductive film for etching base material both sides simultaneously
Interior conductive structure realizes the head and the tail connection of both sides strips of conductive structure, touch control electrode is formed, finally by positioned at substrate surface
Cabling draw touch control electrode, realize adjust touch control electrode resistance purpose, so as to reach adjust touch panel touch-control spirit
The purpose of sensitivity.
In conclusion the embodiment of the present application provides a kind of two-sided conductive structure and touch panel, wherein, it is described two-sided to lead
Inside the base material of electric structure there is multiple through-holes through base material, and be located at respectively described filled with conductive structure in through-hole
The first conductive film and the second conductive film of base material both side surface realize electrical connection by the conductive structure being located in through-hole.
It, can be by being formed in one side surface of base material by etching conductive film when preparing touch panel using the two-sided conductive structure
The touch control electrode of touch panel forms the cabling for drawing touch control electrode, institute in another side surface of base material by etching conductive film
Electrical connection can be realized by the conductive structure being located in through-hole by stating cabling and touch control electrode, so as in touch control electrode quantity and walk
When line number amount is more, the side of touch panel can be reduced in a manner that cabling is arranged on away from one side surface of touch control electrode
Area shared by frame.
It also, can also be by using positioned at base material both sides using the two-sided conductive structure come when preparing touch panel
The conductive film on surface and the conductive structure in through-hole realize the purpose for the resistance for adjusting touch control electrode, so as to adjust
The touch-control sensitivity of touch panel is saved, improves the applicability of the two-sided conductive structure.
Each embodiment is described by the way of progressive in this specification, the highlights of each of the examples are with other
The difference of embodiment, just to refer each other for identical similar portion between each embodiment.
The foregoing description of the disclosed embodiments enables professional and technical personnel in the field to realize or new using this practicality
Type.A variety of modifications of these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide range consistent with features of novelty.
Claims (8)
1. a kind of two-sided conductive structure, which is characterized in that be used to prepare touch panel, the two-sided conductive structure includes：
Base material with multiple through-holes, the through-hole run through the base material, and formed in the through-hole filled with conductive material
Conductive structure；
The first conductive film positioned at one side surface of base material；
Positioned at the base material deviate from one side surface of the first conductive film the second conductive film, first conductive film and
Second conductive film is electrically connected with the conductive structure.
2. two-sided conductive structure according to claim 1, which is characterized in that multiple through-holes are arranged in the form of an array.
3. two-sided conductive structure according to claim 2, which is characterized in that the value range of the diameter of the through-hole is
0.05mm-1.0mm, including endpoint value；
The value range of spacing between the adjacent through-hole is 2.0mm-6.0mm, including endpoint value.
4. a kind of touch panel, which is characterized in that the touch panel includes：
The first base material is arranged along the first direction positioned at the first base material surface, the first touch control electrode extended in a second direction
With a plurality of first cabling, first touch control electrode and a plurality of first cabling are located at same surface or the difference of the first base material
Surface；
Second base material is arranged in a second direction positioned at second substrate surface, the second touch control electrode extended in a first direction
With a plurality of second cabling, the second touch control electrode and a plurality of second cabling are located at same surface or the difference of second base material
Surface, the base material have multiple through-holes, and the through-hole runs through the base material, and conductive structure is filled in the through-hole；
The touch chip being electrically connected with a plurality of first touch control electrode and a plurality of second touch control electrode, the first direction
Intersect with the second direction, a plurality of first touch control electrode and a plurality of second touch control electrode form multiple touch-control electricity
Hold, the touch chip is used to realize touch control detection according to the capacitance variations of the multiple touch control capacitance.
5. touch panel according to claim 4, which is characterized in that the first direction is vertical with the second direction.
6. touch panel according to claim 4, which is characterized in that a plurality of first touch control electrode and a plurality of first is walked
Line is located at the same surface of the first base material, and a plurality of first cabling draws a plurality of first touch control electrode, realizes the electricity with touch chip
Connection；
Likewise, a plurality of second touch control electrode and a plurality of second cabling are located at the same surface of the second base material, a plurality of second
Cabling draws a plurality of second touch control electrode, and realization is electrically connected with touch chip.
7. touch panel according to claim 4, which is characterized in that a plurality of first touch control electrode and a plurality of first is walked
Line is located at the different surfaces of the first base material, and every first cabling passes through the conductive structure at least one through-hole and an institute
Touch control electrode electrical connection is stated, the first touch control electrode of realization is electrically connected with touch chip；
The a plurality of second touch control electrode and a plurality of second cabling are located at the different surfaces of the second base material, every second cabling
It is electrically connected by the conductive structure at least one through-hole with a second touch control electrode, realizes second touch control electrode with touching
Control the electrical connection of chip.
8. touch panel according to claim 4, which is characterized in that a plurality of first touch control electrode includes being located at described
A plurality of first conductive bar and a plurality of second conductive bar of the first base material both side surface, every first conductive bar pass through in the through-hole
Conductive structure realization connect with the head and the tail of second conductive bar, and by be located at the first base material surface cabling extraction, reality
Existing first touch control electrode is electrically connected with touch chip；
The a plurality of second touch control electrode includes a plurality of third conductive bar and a plurality of the positioned at the second base material both side surface
Four conductive bars, every third conductive bar realize that the head and the tail with one article of the 4th conductive bar connect by the conductive structure in the through-hole
It connects, and the cabling by being located at the second substrate surface is drawn, realization second touch control electrode is electrically connected with touch chip.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820004547.2U CN207586893U (en) | 2018-01-02 | 2018-01-02 | A kind of two-sided conductive structure and touch panel |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820004547.2U CN207586893U (en) | 2018-01-02 | 2018-01-02 | A kind of two-sided conductive structure and touch panel |
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| CN207586893U true CN207586893U (en) | 2018-07-06 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109992167A (en) * | 2018-01-02 | 2019-07-09 | 蓝思科技（长沙）有限公司 | A kind of two-sided conductive structure, touch panel and preparation method thereof |
| WO2020057216A1 (en) * | 2018-09-19 | 2020-03-26 | 郑州云海信息技术有限公司 | Memory signal test board |
-
2018
- 2018-01-02 CN CN201820004547.2U patent/CN207586893U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109992167A (en) * | 2018-01-02 | 2019-07-09 | 蓝思科技（长沙）有限公司 | A kind of two-sided conductive structure, touch panel and preparation method thereof |
| WO2020057216A1 (en) * | 2018-09-19 | 2020-03-26 | 郑州云海信息技术有限公司 | Memory signal test board |
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