CN204515729U - Contact panel - Google Patents
Contact panel Download PDFInfo
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- CN204515729U CN204515729U CN201520151623.9U CN201520151623U CN204515729U CN 204515729 U CN204515729 U CN 204515729U CN 201520151623 U CN201520151623 U CN 201520151623U CN 204515729 U CN204515729 U CN 204515729U
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- bonding line
- contact panel
- axial electrode
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- conductive unit
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Abstract
The utility model discloses a kind of contact panel, first axial electrode that comprises this contact panel contains multiple first conductive unit, two adjacent the first conductive units are separated from each other, first conductive unit has extension, the first conductive unit that first bonding line electrical connection is adjacent and separated from each other, second axial electrode contains multiple second conductive unit, two adjacent the second conductive units are connected to each other via connecting portion at the first bonding line place, another two adjacent the second conductive units are separated from each other at the extension place of the first conductive unit, second bonding line is positioned at the extension place of the first conductive unit, be connected electrically in the second conductive unit that extension place is adjacent and separated from each other, first and first axial electrode is interlocked with insulating, the axially difference of first and second bonding line.
Description
Technical field
The utility model relates to touch technology, particularly relates to the setting of the bonding line of the sensing electrode of contact panel.
Background technology
In recent years, contact panel becomes topmost inputting interface gradually, is widely used in various electronic product, such as mobile phone, personal digital assistant (PDA) or palm PC etc.The touch sensor of contact panel can comprise many sensing electrodes be arranged in rows, and the sensing electrode that many arrangements are in column, at these sensing electrodes be arranged in rows and the staggered place of arrangement sensing electrode in column, must collets be set, be short-circuited to avoid the sensing electrode that is arranged in rows and to arrange between sensing electrode in column.
The sensing electrode be arranged in rows in contact panel can be made up of multiple conductive unit be connected to each other usually, arrange sensing electrode in column to be then made up of multiple conductive unit separated from each other, these conductive units separated from each other need by being electrically connected across the bonding line (jumper) on collets.In existing contact panel, whole bonding lines all adopts identical direction to arrange, and such as, when bonding line is the conductive unit for being electrically connected arrangement sensing electrode in column, then whole bonding lines is all the direction setting along row.
But, be arranged between touching signals transmission line and sensing electrode when the non-visible area of contact panel has ground wire, and when adopting the setting direction of general bonding line, be not electrically connected with touching signals transmission line or sensing electrode to make ground wire, the manufacturing process steps of more multiple tracks is needed, the manufacturing process steps of contact panel so will be made complicated, the manufacturing cost of contact panel cannot be reduced.
Utility model content
The purpose of this utility model is to provide a kind of contact panel, utilizes the set-up mode of the bonding line of sensing electrode, reduces the manufacturing process steps of contact panel, and then reduces the manufacturing cost of contact panel.
For reaching above-mentioned purpose, the utility model provides a kind of contact panel, comprising: the first axial electrode, comprises multiple first conductive unit, and wherein two adjacent the first conductive units are separated from each other, and first conductive unit has extension; First bonding line, is electrically connected the first conductive unit adjacent and separated from each other; Second axial electrode, comprise multiple second conductive unit, wherein two adjacent the second conductive units are connected to each other via connecting portion at the first bonding line place, another two adjacent the second conductive units are separated from each other at the extension place of the first conductive unit, and the second axial electrode and the first axial electrode are crisscross arranged with insulating; And second bonding line, be positioned at the extension place of the first conductive unit, electrical connection is positioned at extension place the second conductive unit adjacent and separated from each other, and wherein the axis of the second bonding line is different from the axis of the first bonding line.
The axis of this first axial electrode and this second axial electrode is orthogonal, and the axis of the axis of this second bonding line and this first bonding line is orthogonal, the axis of this second bonding line is identical with the axis of this second axial electrode, and the axis of this first bonding line is identical with the axis of this first axial electrode.
This contact panel also comprises the non-visible area that one first wire and one second wire are arranged on this contact panel, and wherein this extension of this first conductive unit is electrically connected to this first wire, and this extension and this second wire insulation be crisscross arranged.
This first wire is touching signals transmission line, and this second wire is ground wire, and this second wire is between this first wire and this second axial electrode.
This contact panel also comprises this non-visible area that a light shield layer is arranged on this contact panel, and wherein this second bonding line, this first wire and this second wire are arranged on this light shield layer, and this first bonding line is positioned at a visible area of this contact panel.
This contact panel also comprises this non-visible area that a light shield layer is arranged on this contact panel, and wherein this first wire and this second wire are arranged on this light shield layer, and this first bonding line and this second bonding line are positioned at a visible area of this contact panel.
This contact panel also comprises an insulation course, be arranged at the staggered place of this first axial electrode and this second axial electrode, this insulation course comprises one first insulation division and is arranged between this first bonding line and this connecting portion of those the second conductive units, and one second insulation division is arranged between this second bonding line and this extension of this first conductive unit.
This second insulation division covers this second bonding line, this first wire and this second wire, and this second insulation division has one first perforate and one second perforate is positioned at this second bonding line place, and one the 3rd perforate be positioned at this first wire place, to make at this extension place two adjacent and separated from each other those second conductive units be electrically connected with this second bonding line via this first perforate and this second perforate, and this extension of this first conductive unit is electrically connected with this first wire via the 3rd perforate.
This extension of this first conductive unit is connected with another adjacent first conductive unit.
This contact panel also comprises the non-visible area that a light shield layer is arranged on this contact panel, and this first bonding line and this second bonding line are positioned at a visible area of this contact panel.
This contact panel also comprises an insulation course, be arranged at the staggered place of this first axial electrode and this second axial electrode, this insulation course comprises one first insulation division and is arranged between this first bonding line and this connecting portion of those the second conductive units, and one second insulation division is arranged between this second bonding line and this extension of this first conductive unit.
This second insulation division covers this second bonding line, and this second insulation division has one first perforate and one second perforate is positioned at this second bonding line place, those adjacent and separated from each other second conductive units are electrically connected with this second bonding line via this first perforate and this second perforate.
The material of this first axial electrode, this second axial electrode, this first bonding line and this second bonding line comprises transparent conductive material.
The material of this first axial electrode and this second axial electrode comprises transparent conductive material, and the material of this first bonding line and this second bonding line comprises metal material.
This contact panel also comprises an optical match layer and covers in this first axial electrode and this second axial electrode.
The utility model has the advantage of, because the first wire of its contact panel and the second wire are covered by insulation course, therefore do not need to form protective seam above optical match layer, use five road lithographic fabrication process can complete contact panel of the present utility model.Another contact panel of the present utility model can also save the lithographic fabrication process of one formation protective seam, and then reduces the manufacturing cost of contact panel.Again because embodiment of the present utility model decreases the setting of protective seam, therefore the integral thickness of contact panel can be thinning.
Accompanying drawing explanation
In order to above-mentioned purpose of the present utility model, feature and advantage can be become apparent, below coordinate appended accompanying drawing, be described in detail below:
Figure 1A is the part plan schematic diagram that whole bonding line adopts the contact panel of equidirectional configuration;
Figure 1B is the profile line 1-1 ' along Figure 1A, the diagrammatic cross-section of contact panel;
Fig. 2 is the part plan schematic diagram of embodiments more of the present utility model, contact panel;
Fig. 3 is the enlarged plan view of embodiments more of the present utility model, the region B of the contact panel of Fig. 2;
Fig. 4 is embodiments more of the present utility model, along the profile line 4-4 ' of Fig. 2 and Fig. 3, and the partial cutaway schematic of contact panel;
Fig. 5 is embodiments more of the present utility model, along the profile line 5-5 ' of Fig. 3, and the partial cutaway schematic of contact panel;
Fig. 6 A to Fig. 6 E is embodiments more of the present utility model, forms the part plan schematic diagram of each lithographic fabrication process of the regional area of the contact panel shown in Fig. 3;
Fig. 7 to Fig. 9 is embodiments more of the present utility model, the part plan schematic diagram of the bonding line configuration of contact panel;
Figure 10 is embodiments more of the present utility model, the part plan schematic diagram of the contact panel in the region 9 in Fig. 7 and Fig. 8; And
Figure 11 is embodiments more of the present utility model, the process flow diagram of the manufacture method of contact panel.
Symbol description
10,101 ~ the first axial electrode;
12,103 ~ the second axial electrode;
14,104 ~ light shield layer;
16,106 ~ insulation course;
16-1 ~ collets;
16-2 ~ opening;
18 ~ touching signals transmission line;
20 ~ ground wire;
22 ~ bonding line;
24,112 ~ optical match layer;
26 ~ protective seam;
30,120 ~ substrate;
VA, 100VA ~ visible area;
NVA, 100NVA ~ non-visible area;
100 ~ contact panel;
101U ~ the first conductive unit;
101E ~ extension;
102 ~ dummy pattern;
103U ~ the second conductive unit;
103C ~ connecting portion;
105 ~ the first bonding lines;
106-1 ~ the first insulation division;
106-2 ~ the second insulation division;
107 ~ the second bonding lines;
108 ~ the first wires;
110 ~ the second wires;
109-1 ~ the first perforate;
109-2 ~ the second perforate;
109-3 ~ the 3rd perforate;
The manufacture method of 200 ~ contact panel;
201,202,203,204,205, each step of 206 ~ manufacture method.
Embodiment
Figure 1A is the part plan schematic diagram that whole bonding line adopts the contact panel of equidirectional configuration, such as whole bonding lines is all the direction configuration adopting X-axis, the region of Figure 1A display is the non-visible area NVA of contact panel and the intersection of visible area VA, the region that wherein light shield layer 14 is arranged is non-visible area NVA, visible area VA is then the region without light shield layer 14, non-visible area NVA be positioned at contact panel periphery and round visible area VA.Be formed with touching signals transmission line 18 and ground wire 20 at non-visible area NVA, be formed with the first axial electrode 10 and the second axial electrode 12 at visible area VA, and a part for the first axial electrode 10 and the second axial electrode 12 extends to non-visible area NVA.
In this example, the multiple conductive units forming the second axial electrode 12 are connected to each other, the multiple conductive units forming the first axial electrode 10 are then separated from each other, the conductive unit of the first axial electrode 10 is electrically connected to touching signals transmission line 18 via the bonding line 22 of non-visible area NVA, and in other bonding lines electrical connection that the conductive unit of first axial electrode 10 of visible area VA configures via equidirectional.Bonding line 22 interlocks with the second axial electrode 12 and ground wire 20, insulate to allow the staggered place of bonding line 22 and the second axial electrode 12 and ground wire 20, at bonding line 22 and form insulation course 16 between the second axial electrode 12 and ground wire 20, insulation course 16 has collets 16-1 and opening 16-2, collets 16-1 can allow bonding line 22 completely cut off with the second axial electrode 12 and ground wire 20, and opening 16-2 can allow the conductive unit of the first axial electrode 10 be electrically connected to touching signals transmission line 18 via bonding line 22.
Figure 1B is the profile line 1-1 ' along Figure 1A, the diagrammatic cross-section of contact panel.First, in first photoetching (photolithography) manufacture craft, form light shield layer 14 and be positioned at non-visible area NVA on substrate 30; In second lithographic fabrication process, form bonding line 22 on light shield layer 14, other bonding lines (not drawing) to be then formed on substrate 30 and to be positioned at visible area VA, and the bonding line of visible area VA and the bonding line 22 of non-visible area NVA have the configuration of equidirectional; In the 3rd road lithographic fabrication process, form insulation course 16 above light shield layer 14, insulation course 16 has bonding line 22 place that collets 16-1 and opening 16-2 is positioned at non-visible area NVA, in addition, insulation course 16 also has the bonding line place that other collets (not drawing) are positioned at visible area VA; In the 4th road lithographic fabrication process, forming the first axial electrode 10 and the second axial electrode 12 on substrate 30 is positioned at visible area VA, and a part for the first axial electrode 10 and the second axial electrode 12 extends to non-visible area NVA; In the 5th road lithographic fabrication process, form touching signals transmission line 18 and ground wire 20; Afterwards, coated optical matching layer 24 above said elements, the formation of optical match layer 24 does not need lithographic fabrication process; In the 6th road lithographic fabrication process, form protective seam 26 on optical match layer 24.
As mentioned above, be arranged between touching signals transmission line and sensing electrode when the non-visible area of contact panel has ground wire, touching signals transmission line with need between sensing electrode to be electrically connected by bonding line, and when whole bonding lines adopts identical direction configuration, this contact panel needs can complete via six road lithographic fabrication process.
Embodiment of the present utility model provides contact panel, utilizes the configuration direction of bonding line can save one lithographic fabrication process, just can complete the manufacture of contact panel via five road lithographic fabrication process.
Fig. 2 shows according to embodiments more of the present utility model, the part plan schematic diagram of contact panel 100, contact panel 100 comprises light shield layer 104 and is arranged on non-visible area 100NVA, contact panel 100 also comprises many first axial electrode 101 and many second axial electrode 103 are arranged on visible area 100VA, and a part for the first axial electrode 101 and the second axial electrode 103 extends to non-visible area 100NVA, first axial electrode 101 and the second axial electrode 103 are crisscross arranged with insulating, such as the direction of the first axial electrode 101 and the second axial electrode 103 can be mutually perpendicular, but not as limit.
These first axial electrode 101 are along the first axially such as X-axis arrangement, each first axial electrode 101 comprises multiple first conductive unit 101U, wherein at least two adjacent the first conductive unit 101U are separated from each other, and the first bonding line 105 is electrically connected the first conductive unit 101U adjacent and separated from each other.In certain embodiments, the first conductive unit 101U has extension 101E at non-visible area 100NVA.
These second axial electrode 103 are along the second axially such as Y-axis arrangement, each second axial electrode 103 comprises multiple second conductive unit 103U, wherein two adjacent the second conductive unit 103U are connected to each other via connecting portion 103C at the first bonding line 105 place, connecting portion 103C and the second conductive unit 103U is integrally formed, and another two adjacent the second conductive unit 103U being positioned at non-visible area are separated from each other at the extension 101E place of the first conductive unit 101U, the second bonding line 107 being arranged at extension 101E place is connected electrically in extension 101E place the second conductive unit 103U adjacent and separated from each other.
According to embodiment of the present utility model, the axis of the first bonding line 105 is different from the axis of the second bonding line 107, the axis of such as the first bonding line 105 and the axis of the second bonding line 107 can be mutually perpendicular, in certain embodiments, the axis of the first bonding line 105 is such as X-direction, the axis of the second bonding line 107 is such as Y direction, the axis of the second bonding line 107 is identical with the axis of the second axial electrode 103, and the axis of the first bonding line 105 is identical with the axis of the first axial electrode 101.
In addition, the dummy pattern (dummy pattern) 102 that many non-touch-control sense also is provided with between the first conductive unit 101U and the second conductive unit 103U, these dummy pattern 102 electrically completely cut off with the first conductive unit 101U and the second conductive unit 103U, and dummy pattern 102 can be formed by identical transparent conductive material with the second conductive unit 103U with the first conductive unit 101U.The shape of the first conductive unit 101U that Fig. 2 illustrates and the second conductive unit 103U is only embodiment exemplarily, and the first conductive unit and second conductive unit of other shapes are also applicable to embodiment of the present utility model.
Contact panel 100 also comprises the first wire 108 and the second wire 110 is arranged on non-visible area 100NVA, the extension 101E of the first conductive unit 101U is electrically connected to the first wire 108, and extension 101E and the second wire 110 are crisscross arranged with insulating, first wire 108 can be touching signals transmission line, and the second wire 110 can be ground wire, the second wire 110 (ground wire) is positioned between the first wire 108 (touching signals transmission line) and the second axial electrode 103.
Contact panel 100 also comprises insulation course 106, and insulation course 106 is arranged at the staggered place of the first axial electrode 101 and the second axial electrode 103, is short-circuited to avoid the staggered place of the first axial electrode 101 and the second axial electrode 103.Insulation course 106 comprises the first insulation division 106-1 and is arranged between the first bonding line 105 and the connecting portion 103C of the second conductive unit 103U, and the second insulation division 106-2 is arranged between the second bonding line 107 and the extension 101E of the first conductive unit 101U.
Fig. 3 is according to embodiments more of the present utility model, the enlarged plan view of the regional area B of the contact panel 100 of Fig. 2.As shown in Figure 3, second insulation division 106-2 has the first perforate 109-1, second perforate 109-2 and the 3rd perforate 109-3, wherein the first perforate 109-1 and the second perforate 109-2 is positioned at the second bonding line 107 place, expose the second bonding line 107 of a part, and the first perforate 109-1 and the second perforate 109-2 lays respectively at two the second conductive unit 103U places adjacent and separated from each other, these two the second conductive unit 103U adjacent and separated from each other are made to be electrically connected to the second bonding line 107 via the first perforate 109-1 and the second perforate 109-2, these two the second conductive unit 103U adjacent and separated from each other are allowed to be electrically connected.The 3rd perforate 109-3 of the second insulation division 106-2 is positioned at the first wire 108 place, makes the extension 101E of the first conductive unit 101U be electrically connected to the first wire 108 via the 3rd perforate 109-3.
Fig. 4 is according to embodiments more of the present utility model, along the profile line 4-4 ' of Fig. 2 and Fig. 3, and the partial cutaway schematic of contact panel 100.Region shown in Fig. 4 is positioned at the non-visible area 100NVA of contact panel 100; as shown in Figure 4; light shield layer 104 is arranged on substrate 120; substrate 120 can be bearing substrate or the cover sheet (cover lens) of contact panel 100, or is positioned at a substrate of the display panel below contact panel 100.
As shown in Figure 4, the second bonding line 107, first wire 108 and the second wire 110 are arranged on light shield layer 104.Second insulation division 106-2 covers on the second bonding line 107, first wire 108 and the second wire 110, and the 3rd perforate 109-3 of the second insulation division 106-2 exposes the first wire 108 of a part.The extension 101E of the first conductive unit 101U is arranged on the second insulation division 106-2, and extension 101E is electrically connected to the first wire 108 via the 3rd perforate 109-3.In addition, optical match layer 112 is arranged on extension 101E, although do not draw in the diagram, in fact optical match layer 112 covers whole elements of contact panel 100.In embodiment of the present utility model, because the first wire 108 and the second wire 110 are by the second insulation division 106-2 covering protection, therefore do not need to form extra protective seam again to protect the first wire 108 and the second wire 110.
Fig. 5 shows according to embodiments more of the present utility model, along the profile line 5-5 ' of Fig. 3, and the partial cutaway schematic of contact panel 100.Region shown in Fig. 5 is positioned at the non-visible area 100NVA of contact panel 100, as shown in Figure 5, second insulation division 106-2 is arranged on the second bonding line 107 and light shield layer 104, and the first perforate 109-1 of the second insulation division 106-2 and the second perforate 109-2 exposes the second bonding line 107 of a part.Extension 101E and two of first conductive unit 101U the second conductive unit 103U adjacent and separated from each other is arranged on the second insulation division 106-2, these two the second conductive unit 103U adjacent and separated from each other are electrically connected to the second bonding line 107 via the first perforate 109-1 and the second perforate 109-2, allow these two the second conductive unit 103U adjacent and separated from each other be electrically connected thus.Optical match layer 112 is arranged on extension 101E and the second conductive unit 103U, although do not draw in Figure 5, in fact optical match layer 112 covers whole elements of contact panel 100.
Fig. 6 A to Fig. 6 E shows according to embodiments more of the present utility model, forms the floor map of each lithographic fabrication process of the regional area of the contact panel shown in Fig. 3.Consult Fig. 6 A, in first lithographic fabrication process, form light shield layer 104 on substrate 120, light shield layer 104 is positioned at the non-visible area 100NVA of contact panel 100.
Consult Fig. 6 B, in second lithographic fabrication process, form the second bonding line 107, second bonding line 107 and be positioned on light shield layer 104.In addition, although do not draw the first bonding line 105 in Fig. 6 B, in fact the first bonding line 105 is synchronously formed in second lithographic fabrication process together with the second bonding line 107, and the first bonding line 105 and the second bonding line 107 can be made up of transparent conductive material or metal material.
Consult Fig. 6 C, in the 3rd road lithographic fabrication process, synchronous the first wire 108 and the second wire 110, first wire 108 and the second wire 110 of being formed is positioned on light shield layer 104, and the first wire 108 and the second wire 110 can be made up of metal material.
Consult Fig. 6 D, in the 4th road lithographic fabrication process, form the second insulation division 106-2 of insulation course 106, although do not draw the first insulation division 106-1 of insulation course 106 in Fig. 6 D, in fact the first insulation division 106-1 is synchronously formed together with the second insulation division 106-2 in the 4th road lithographic fabrication process, and the material of insulation course 106 is such as photosensitive pi (polyimide; PI).As shown in Figure 6 D, the second insulation division 106-2 has the first perforate 109-1, the second perforate 109-2 and the 3rd perforate 109-3, and wherein the first perforate 109-1 and the second perforate 109-2 is positioned at the second bonding line 107 place, and the 3rd perforate 109-3 is positioned at the first wire 108 place.
Consult Fig. 6 E, in the 5th road lithographic fabrication process, form the first axial electrode 101 and the second axial electrode 103, first conductive unit 101U of the first axial electrode 101 has extension 101E, and two of the second axial electrode 103 adjacent the second conductive unit 103U are separated from each other at extension 101E place.The material of the first axial electrode 101 and the second axial electrode 103 is transparent conductive material, such as tin indium oxide (indium tin oxide; ITO), indium zinc oxide (indium zinc oxide; IZO), aluminum zinc oxide (aluminum zinc oxide; AZO) or other transparent conductive materials be applicable to, and the first bonding line 105 can be identical with the material of the second axial electrode 103 with the first axial electrode 101 with the second bonding line 107.As previously mentioned, because optical match layer 112 does not need to be formed by lithographic fabrication process, therefore contact panel 100 of the present utility model can be completed by five road lithographic fabrication process.
Fig. 7 shows according to embodiments more of the present utility model, the part plan schematic diagram of the first bonding line 105 of contact panel 100 and the configuration mode of the second bonding line 107.As shown in Figure 7, in certain embodiments, axially such as the first bonding line 105 of X-direction is arranged on the visible area 100VA of contact panel 100, the first bonding line 105 is for being electrically connected the first conductive unit 101U adjacent and separated from each other; Axially such as the second bonding line 107 of Y direction then can be arranged on the non-visible area 100NVA of contact panel 100, the second bonding line 107 is for being electrically connected the second conductive unit 103U adjacent and separated from each other.In addition, in some other embodiments, the second bonding line 107 shown in Fig. 7 also can be arranged on the visible area 100VA of contact panel 100.
Fig. 8 shows according to embodiments more of the present utility model, the part plan schematic diagram of the first bonding line 105 of contact panel 100 and the configuration mode of the second bonding line 107.As shown in Figure 8, in certain embodiments, axially such as the second bonding line 107 of Y direction also can be arranged on the visible area 100VA of contact panel 100, and the position of the second bonding line 107 can adjust according to the topological design of the second conductive unit 103U adjacent and separated from each other of two in the 100VA of visible area, in order to be electrically connected the second conductive unit 103U adjacent and separated from each other, therefore, in certain embodiments, the second bonding line 107 can be random at the setting position of visible area 100VA.
Fig. 9 shows according to embodiments more of the present utility model, the part plan schematic diagram of the first bonding line 105 of contact panel 100 and the configuration mode of the second bonding line 107.As shown in Figure 9, in certain embodiments, axially such as the first bonding line 105 of X-direction with axially such as the second bonding line 107 of Y direction alternately can be arranged in the visible area 100VA of contact panel 100, first bonding line 105 is for being electrically connected the first conductive unit 101U adjacent and separated from each other, and the second bonding line 107 is then for being electrically connected the second conductive unit 103U adjacent and separated from each other.In addition, in some other embodiments, outermost second bonding line 107 shown in Fig. 9 also can be arranged on the non-visible area 100NVA of contact panel 100.
According to embodiments more of the present utility model, along Y direction, the bonding line being positioned at visible area 100VA and non-visible area 100NVA intersection can adopt the axial arrangement mode of the second bonding line 107, make the bonding line being originally positioned at visible area 100VA and non-visible area 100NVA intersection can all at visible area 100VA, or all in non-visible area 100NVA, with the offset impact avoiding the fiduciary level of bonding line to be subject to light shield layer.
Figure 10 shows according to embodiments more of the present utility model, the part plan schematic diagram of the contact panel 100 of the region V of Fig. 8 and Fig. 9.In the embodiment in figure 10, first bonding line 105 and the second bonding line 107 are all positioned at visible area 100VA, many the first axial electrode 101 are along the first axially such as X-axis arrangement, each first axial electrode 101 comprises multiple first conductive unit 101U, wherein at least two adjacent the first conductive unit 101U are separated from each other, and are electrically connected the first conductive unit 101U adjacent and separated from each other via the first bonding line 105.In this embodiment, at least one first conductive unit 101U has extension 101E at visible area 100VA, and this first conductive unit 101U is connected to each other via the first conductive unit 101U that extension 101E is adjacent with another.
As shown in Figure 10, many the second axial electrode 103 are along the second axially such as Y-axis arrangement, each second axial electrode 103 comprises multiple second conductive unit 103U, wherein two adjacent the second conductive unit 103U are connected to each other via connecting portion 103C at the first bonding line 105 place, and two adjacent the second conductive unit 103U are separated from each other at the extension 101E place of the first conductive unit 101U, second bonding line 107 is arranged at extension 101E place, is electrically connected the second conductive unit 103U adjacent and separated from each other.According to embodiment of the present utility model, the axis of the first bonding line 105 is different from the axis of the second bonding line 107, the axis of such as the first bonding line 105 and the axis of the second bonding line 107 can be orthogonal, the axis of the first bonding line 105 is such as X-direction, and the axis of the second bonding line 107 is such as Y direction.
In addition, contact panel 100 also comprises the staggered place that insulation course is arranged at the first axial electrode 101 and the second axial electrode 103, and the first axial electrode 101 and the second axial electrode 103 are interlocked with insulating.As shown in Figure 10, in certain embodiments, insulation course comprises the first insulation division 106-1 and is arranged between the first bonding line 105 and the connecting portion 103C of the second conductive unit 103U, and second insulation division 106-2 be arranged between the second bonding line 107 and the extension 101E of the first conductive unit 101U, second insulation division 106-2 has the first perforate 109-1 and the second perforate 109-2, lay respectively at two the second conductive unit 103U adjacent and separated from each other and the overlapping of the second bonding line 107, these two the second conductive unit 103U adjacent and separated from each other are made to be electrically connected to the second bonding line 107 via the first perforate 109-1 and the second perforate 109-2.
Figure 11 shows according to embodiments more of the present utility model, the process flow diagram of the manufacture method 200 of contact panel 100.Fig. 2 to Fig. 5 can be consulted simultaneously, in step 201, use first lithographic fabrication process, form light shield layer 104.Light shield layer 104 to be formed on substrate 120 and to be positioned at non-visible area 100NVA, and the material of light shield layer 104 is such as black photoresist.
In step 202, use second lithographic fabrication process, form the first bonding line 105 and the second bonding line 107.First bonding line 105 and the second bonding line 107 are formed on substrate 120, and the material of the first bonding line 105 and the second bonding line 107 is such as transparent conductive material or metal material.The axis of the first bonding line 105 is different from the axis of the second bonding line 107, and such as the axis of the first bonding line 105 is X-direction, and the axis of the second bonding line 107 is Y direction.In certain embodiments, the first bonding line 105 is arranged on visible area 100VA, and the second bonding line 107 is arranged on non-visible area 100NVA; In certain embodiments, first bonding line 105 and the second bonding line 107 are all arranged on visible area 100VA, and the setting position of the second bonding line 107 can be random or well-regulated, it depends on the layout requirements of the second conductive unit 103U adjacent and separated from each other.
In step 203, use the 3rd road lithographic fabrication process, form the first wire 108 and the second wire 110.First wire 108 and the second wire 110 are formed on light shield layer 104, and the material of the first wire 108 and the second wire 110 can be metal material.In certain embodiments, the first wire 108 is touching signals transmission line, and the second wire 110 is ground wire.
In step 204, use the 4th road lithographic fabrication process, form insulation course 106.The material of insulation course 106 is such as photosensitive pi (polyimide; PI), insulation course 106 comprises the first insulation division 106-1 and is positioned at the first bonding line 105 place, and the second insulation division 106-2 is positioned at the second bonding line 107 place, and insulation course 106 also covers the first wire 108 and the second wire 110.In the second insulation division 106-2, be formed with the first perforate 109-1 and the second perforate 109-2, expose the second bonding line 107 of a part, and be also formed with the 3rd perforate 109-3 in the second insulation division 106-2, expose the first wire 108 of a part.
In step 205, use the 5th road lithographic fabrication process, form the first axial electrode 101 and the second axial electrode 103.First axial electrode 101 and the second axial electrode 103 to be formed on substrate 120 and to be positioned at visible area 100VA, and first the part of axial electrode 101 and the second axial electrode 103 also extend to non-visible area 100NVA, the detailed construction of the first axial electrode 101 and the second axial electrode 103 is as previously mentioned.The first conductive unit 101U adjacent and separated from each other of the first axial electrode 101 is electrically connected via the first bonding line 105, and two second conductive unit 103U adjacent and separated from each other of the second axial electrode 103 are electrically connected via the second bonding line 107.In certain embodiments, the extension 101E being positioned at the first conductive unit 101U of non-visible area 100NVA is electrically connected to the first wire 108 via the 3rd perforate 109-3 of the second insulation division 106-2.In some other embodiments, the extension 101E being positioned at the first conductive unit 101U of visible area 100VA is connected directly to adjacent another first conductive unit 101U.
In step 206, form optical match layer 112.Optical match layer 112 covers whole elements of contact panel 100, and the formation of optical match layer 112 does not need to use lithographic fabrication process.
According to embodiment of the present utility model, because the first wire of contact panel and the second wire are covered by insulation course, therefore do not need to form protective seam above optical match layer, use five road lithographic fabrication process can complete contact panel of the present utility model.Contact panel compared to Figure 1A and Figure 1B needs use six road lithographic fabrication process to complete, and contact panel of the present utility model can save the lithographic fabrication process of one formation protective seam, and then reduces the manufacturing cost of contact panel.Meanwhile, because embodiment of the present utility model decreases the setting of protective seam, therefore according to embodiment of the present utility model, the integral thickness of contact panel can be thinning.
Claims (15)
1. a contact panel, is characterized in that, this contact panel comprises:
First axial electrode, comprises multiple first conductive unit, and wherein two adjacent those first conductive units are separated from each other, and this first conductive unit has an extension;
First bonding line, is electrically connected those first conductive units adjacent and separated from each other;
Second axial electrode, comprise multiple second conductive unit, wherein two adjacent those second conductive units are connected to each other via a junction at this first bonding line place, another two adjacent those second conductive units are separated from each other at this extension place of this first conductive unit, and this second axial electrode and this first axial electrode are crisscross arranged with insulating; And
Second bonding line, is positioned at this extension place of this first conductive unit, and be connected electrically in those second conductive units that this extension place is adjacent and separated from each other, wherein the axis of this second bonding line is different from the axis of this first bonding line.
2. contact panel as claimed in claim 1, it is characterized in that, the axis of this first axial electrode and this second axial electrode is orthogonal, and the axis of the axis of this second bonding line and this first bonding line is orthogonal, the axis of this second bonding line is identical with the axis of this second axial electrode, and the axis of this first bonding line is identical with the axis of this first axial electrode.
3. contact panel as claimed in claim 1, it is characterized in that, this contact panel also comprises the non-visible area that one first wire and one second wire are arranged on this contact panel, wherein this extension of this first conductive unit is electrically connected to this first wire, and this extension and this second wire insulation be crisscross arranged.
4. contact panel as claimed in claim 3, it is characterized in that, this first wire is touching signals transmission line, and this second wire is ground wire, and this second wire is between this first wire and this second axial electrode.
5. contact panel as claimed in claim 3, it is characterized in that, this contact panel also comprises this non-visible area that a light shield layer is arranged on this contact panel, wherein this second bonding line, this first wire and this second wire are arranged on this light shield layer, and this first bonding line is positioned at a visible area of this contact panel.
6. contact panel as claimed in claim 3, it is characterized in that, this contact panel also comprises this non-visible area that a light shield layer is arranged on this contact panel, wherein this first wire and this second wire are arranged on this light shield layer, and this first bonding line and this second bonding line are positioned at a visible area of this contact panel.
7. contact panel as claimed in claim 3, it is characterized in that, this contact panel also comprises an insulation course, be arranged at the staggered place of this first axial electrode and this second axial electrode, this insulation course comprises one first insulation division and is arranged between this first bonding line and this connecting portion of those the second conductive units, and one second insulation division is arranged between this second bonding line and this extension of this first conductive unit.
8. contact panel as claimed in claim 7, it is characterized in that, this second insulation division covers this second bonding line, this first wire and this second wire, and this second insulation division has one first perforate and one second perforate is positioned at this second bonding line place, and one the 3rd perforate be positioned at this first wire place, two adjacent and separated from each other those second conductive units are made at this extension place to be electrically connected with this second bonding line via this first perforate and this second perforate, and this extension of this first conductive unit is electrically connected with this first wire via the 3rd perforate.
9. contact panel as claimed in claim 1, it is characterized in that, this extension of this first conductive unit is connected with another adjacent first conductive unit.
10. contact panel as claimed in claim 9, it is characterized in that, this contact panel also comprises the non-visible area that a light shield layer is arranged on this contact panel, and this first bonding line and this second bonding line are positioned at a visible area of this contact panel.
11. contact panels as claimed in claim 9, it is characterized in that, this contact panel also comprises an insulation course, be arranged at the staggered place of this first axial electrode and this second axial electrode, this insulation course comprises one first insulation division and is arranged between this first bonding line and this connecting portion of those the second conductive units, and one second insulation division is arranged between this second bonding line and this extension of this first conductive unit.
12. contact panels as claimed in claim 11, it is characterized in that, this second insulation division covers this second bonding line, and this second insulation division has one first perforate and one second perforate is positioned at this second bonding line place, those adjacent and separated from each other second conductive units are electrically connected with this second bonding line via this first perforate and this second perforate.
13. contact panels as claimed in claim 1, is characterized in that, the material of this first axial electrode, this second axial electrode, this first bonding line and this second bonding line comprises transparent conductive material.
14. contact panels as claimed in claim 1, is characterized in that, the material of this first axial electrode and this second axial electrode comprises transparent conductive material, and the material of this first bonding line and this second bonding line comprises metal material.
15. contact panels as claimed in claim 1, is characterized in that, this contact panel also comprises an optical match layer and covers in this first axial electrode and this second axial electrode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520151623.9U CN204515729U (en) | 2015-03-18 | 2015-03-18 | Contact panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520151623.9U CN204515729U (en) | 2015-03-18 | 2015-03-18 | Contact panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204515729U true CN204515729U (en) | 2015-07-29 |
Family
ID=53713680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520151623.9U Withdrawn - After Issue CN204515729U (en) | 2015-03-18 | 2015-03-18 | Contact panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204515729U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106033275A (en) * | 2015-03-18 | 2016-10-19 | 宸鸿科技(厦门)有限公司 | Touch panel and manufacturing method thereof |
-
2015
- 2015-03-18 CN CN201520151623.9U patent/CN204515729U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106033275A (en) * | 2015-03-18 | 2016-10-19 | 宸鸿科技(厦门)有限公司 | Touch panel and manufacturing method thereof |
| CN106033275B (en) * | 2015-03-18 | 2019-10-18 | 宸鸿科技(厦门)有限公司 | Touch panel and its manufacturing method |
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| C14 | Grant of patent or utility model | ||
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Granted publication date: 20150729 Effective date of abandoning: 20191018 |