CN101349960A - Touch control panel device - Google Patents
Touch control panel device Download PDFInfo
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- CN101349960A CN101349960A CNA2007101386748A CN200710138674A CN101349960A CN 101349960 A CN101349960 A CN 101349960A CN A2007101386748 A CNA2007101386748 A CN A2007101386748A CN 200710138674 A CN200710138674 A CN 200710138674A CN 101349960 A CN101349960 A CN 101349960A
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Abstract
A touch control panel device comprises a horizontal transparent plate layer, a plurality of first and second electrodes arranged at the top of the plate layer in a matrix type alternatively, a plurality of first electric wires electrically connected with adjacent first electrodes, a plurality of second electric wires electrically connected with adjacent second electrodes, and a plurality of separate slices at the crossed parts of the first and the second electric wires. Each first or second electrode is made from metal material thinner than 250 angstroms or narrower than 200um, to reduce the plane resistance of the touch control panel device, improve conductivity and produce lager touch control panel. The metal lines are thinner than 250 angstroms or narrower than 200um, and therefore, users can not observe the first and the second electrodes on the plate layer to reduce plane resistance, improve the transparence of the whole touch control panel and support the use as a touch control medium of large screens.
Description
Technical field
The present invention relates to a kind of touch control panel device, particularly relate on a kind of display screens that is installed on electronic equipment, for the touch control panel device of the above-mentioned electronic equipment running of user's touch-control.
Background technology
Figure 1 shows that the structure of at present general capacitive touch control panel device, this capacitive touch control panel device has a level and is the plate layer 11 of transparent material, one is positioned at first electrode unit 12 on these plate layer 11 end faces, one is positioned at second electrode unit 13 on these plate layer 11 bottom surfaces, one control module 14, one by plate layer 11 end face periphery toward interior extension and be electrically connected first lead unit 15 of this first electrode unit 12 and control module, one by plate layer 11 bottom surface periphery toward interior extension and be electrically connected second lead unit 16 of this second electrode unit 13 and control module 14.
Fig. 2 is the structural drawing of another kind of capacitance type touch-control panel, its structure is roughly the same with the structure of Fig. 1, its difference is in this first, second electrode unit 12,13 and all takes shape in this plate layer 11 end faces, and capacitive touch control panel device also has one laminated in the separation layer 17 of 12,13 of first, second electrode units.
Above-mentioned two kinds of capacitive touch control panel devices normally are assembled on the general display screens (figure does not show), when the user with finger conductor touches or near this touch control panel device when clicking the figure on the display screens, finger or conductor attract or first, second electrode unit 12,13 of disturbance on micro-electric field change so that cause contact position or near the capacitance variation at place, detecting the coordinate that touches a little, and then understand figure that the user clicks and the instruction of assigning.And for keeping the transparency of this plate layer 11 and first, second part electrode unit 12,13, this first, second part electrode unit 12,13 all is to make with the electrically conducting transparent material, and for example materials such as tin indium oxide, indium zinc oxide, zinc paste and aluminum zinc oxide are made.
But, because the face resistance (sheet resistance) of electrically conducting transparent material is far above metal materials such as gold, silver, copper, so when the contact panel size is big, the face resistance of touch control panel device can be greater than 1K Ω/square, and the edge end points of plate layer 11 to the capacitance between end points greater than 400pF (pico-farad), have a strong impact on the function that point coordinates is touched in these control module 14 detectings, so the size of general capacitive touch control panel device is confined to can't be applied on the large-scale display screens below 7 o'clock or 7 o'clock.
Summary of the invention
The object of the present invention is to provide and a kind ofly can make large scale and for transparent touch control panel device, with touch-control interface as large-scale display screens.
Touch control panel device of the present invention is characterised in that: comprise the transparent plate layer of a level, most arranged be positioned at this plate layer end face first electrode, most extend and first conductor wire, the majority that are electrically connected adjacent first electrode respectively is arranged ground and is positioned at this plate layer end face and the staggered row in compartment of terrain and places these first interelectrode second electrodes, mostly extend and be electrically connected respectively second conductor wire of adjacent second electrode and most spacers that are arranged at these first conductor wires and the second conductor wire infall respectively along second direction along first direction.Each first electrode and second electrode are to be made by the metal slice.Second conductor wire intersects mutually with first conductor wire and bridges, and these spacers are exactly repeatedly to place between first, second conductor wire.
Beneficial effect of the present invention is: these bonding jumper lines of making by metal material constitute these first, second electrodes, to reduce the face resistance of these first, second electrodes, improve electrical conductivity, to make the contact panel of large-size, and the thickness of these bonding jumper lines less than 250 angstrom units or width less than 200 microns, user's naked eye vision is discovered first, second electrode external form on the ejecting plate lamella not, can keep the transparency of whole contact panel, with touch-control interface as large-scale display screens.
Description of drawings
Fig. 1 is the lateral plan of general contact panel;
Fig. 2 is the exploded side view of another kind of contact panel;
Fig. 3 is first preferred embodiment of touch control panel device of the present invention and the stereographic map of a display screens;
Fig. 4 is the part vertical view of this first preferred embodiment;
Fig. 5 is that most longitudinal electrode groups of this first preferred embodiment, most transverse electrode group and most spacer form in the part stereographic map on the plate layer;
Fig. 6 is the cut-open view of 6-6 cutting line among Fig. 4;
Fig. 7 is that most longitudinal electrode groups of touch control panel device second preferred embodiment of the present invention, most transverse electrode group and most spacer form in the part stereographic map on the plate layer;
Fig. 8 is the part vertical view of touch control panel device the 3rd preferred embodiment of the present invention;
Fig. 9 is that most longitudinal electrode groups of the 3rd preferred embodiment, most transverse electrode group and most spacer form in the part stereographic map on the plate layer;
Figure 10 is the part vertical view of the 4th preferred embodiment of touch control panel device of the present invention;
Figure 11 is that most longitudinal electrode groups of the 4th preferred embodiment, most transverse electrode group and most spacer form in the part stereographic map on the plate layer;
Figure 12 is the part vertical view of touch control panel device the 5th preferred embodiment of the present invention;
Figure 13 is that most longitudinal electrode groups of the 5th preferred embodiment, most transverse electrode group and most spacer form in the part stereographic map on the plate layer;
Figure 14 is the side sectional view of the 5th preferred embodiment;
Figure 15 is the part three-dimensional exploded view of the 6th preferred embodiment of touch control panel device of the present invention, to illustrate that most longitudinal electrode groups form in substrate top surface, most transverse electrode groups form in a upper substrate bottom surface, and the stacking structure that is connected between vertical, horizontal electrode group of a plate;
Figure 16 is the part three-dimensional exploded view of touch control panel device the 7th preferred embodiment of the present invention, forms in substrate top surface in regular turn so that most transverse electrode groups, plate layer and most longitudinal electrode to be described;
Figure 17 is the part three-dimensional exploded view of touch control panel device the 8th preferred embodiment of the present invention, forms in substrate top surface so that most longitudinal electrode groups to be described, most transverse electrode groups form in the structure of a plate layer end face; And
Figure 18 is that most longitudinal electrode groups of touch control panel device the 9th preferred embodiment of the present invention, most transverse electrode group and most spacer form in the part stereographic map on the plate layer.
Embodiment
The present invention is described in detail below in conjunction with drawings and Examples:
Consult Fig. 3, Fig. 4 and Fig. 5, first preferred embodiment of touch control panel device of the present invention is to be assembled on the general display screens 21, and the contacting points position that touches by a controller 22 detecting users, consult Fig. 4, Fig. 5 and Fig. 6, this touch control panel device comprises that the transparent plate layer of a level 3, is positioned at these plate layer 3 end faces and the capacitance touching control unit 4, made for transparent material is electrically connected the lead unit 6 of this capacitance touching control unit 4 and a cuticula unit 7 that is coated on the capacitance touching control unit 4.Be that being installed on display screens 21 (being found in Fig. 3) last with touch control panel device is that example explains in the present embodiment.
This plate layer 3 is transparent substrates in the present embodiment, and it forms material is to be selected from glass, acryl (PMMA), Polyvinylchloride (PVC), polypropylene (PP), polyethylene terephthalate (PET), PEN (PEN) and polycarbonate (PC).But practical range does not exceed with above-mentioned material.This plate layer 3 is to be that example explains with transparent substrate in the present embodiment, but the substrate that this plate layer 3 also can contain the display device pattern during actual enforcement replaces, so practical range does not exceed with the pattern of plate layer 3.
This capacitance touching control unit 4 has and most extends and the spaced longitudinal electrode group 41 in the left and right sides, most transverse electrode group 42 of extending and intersecting with this longitudinal electrode group 41 along second direction along first direction, and most spacers 5 that are arranged at longitudinal electrode group 41 and transverse electrode group 42 infalls.This first direction is straight to the direction of extending before and after being exactly in the present embodiment, second direction is horizontal along the direction of stretching about being exactly, just first direction and second direction are to be orthogonal direction, but practical range does not exceed with the angle or the direction of first, second direction.
Each longitudinal electrode group 41 has most directly straight to first conductor wire 415 that extends and be electrically connected the first adjacent electrode 411 to first electrode 411, the majority arranged and be positioned at spaced reciprocally on plate layer 3 end face.First electrode 411 that is to say these longitudinal electrode groups 41 is that the mode with arranged is arranged on the end face of plate layer 3, and these first conductor wires 415 are directly to being electrically connected these first electrodes 411.
Each first electrode 411 has one and is enclosed by most metal slices 413 and to connect first frame 412 that forms in the present embodiment, and four be arranged in first frame 412 and the two ends electrical ties on first frame 412 first in bar portion 414.These first interior bar portions 414 take shape in first frame 412 in staggered mode, in the present embodiment these of each first electrode 411 in first the quantity of bar portions 414 be four and be staggered to a well word, but the bar portion 414 one first in of also can only being provided with in first frame 412 during actual enforcement also can reach the function of reduction face resistance, so practical range does not exceed with the quantity and the arrangement mode of the first interior bar portion 414.Each first frame 412 is the squares that are tilting 45 degree in the present embodiment, and the two jiaos of ends in front and back are electrically connected the first adjacent conductor wire 415 respectively.The thickness of first frame of these first electrodes 411, interior bar portion 412,414 and first conductor wire 415 is less than 250 angstrom units (Angstrom unit, 1 angstrom unit=0.1 how rice), to keep whole clearing degree and high electrical conductivity.
Each transverse electrode group 42 has most lateral separations and is arranged in plate layer 3 end face and is placed side by side second electrode 421, the most horizontal expansion in these longitudinal electrode group 41 interval regions and is electrically connected the second adjacent electrode 421 and intersects second conductor wire 425 be cross-placed on first conductor wire, 415 tops.Be to intersect with second conductor wire 425 that to be cross-placed on first conductor wire, 415 tops be that example explains in the present embodiment, but can first conductor wire, 415 intersections be cross-placed on second conductor wire, 425 tops during actual enforcement, so practical range does not exceed with the upper-lower position of first, second conductor wire 415,425 yet.
Each second electrode 421 has one and is enclosed by most metal slices 423 and to connect second frame 422 that forms, and most be arranged in second frame 422 and the two ends electrical ties on second frame 422 second in bar portion 424.Just these second electrodes 421 also are to be positioned at the staggered row in these plate layer 3 end faces and compartment of terrain to place 411 at these first electrodes with being arranged.These in second bar portions 424 take shape in second frame 422 in staggered mode, and be arranged in a well word, but also do not exceed on implementing with the quantity and the arrangement mode of bar portion 424 in second.In the present embodiment each second frame 422 also be tilting 45 the degree squares, and about two jiaos of ends be electrically connected the second adjacent conductor wire 425 respectively.The thickness of second frame of these second electrodes 421, interior bar portion 422,424 and second conductor wire 425 also is less than 250 angstrom units, to keep whole clearing degree and high electrical conductivity.
The present invention by metal material make these first, second frame, interior bar portion 412,414,422,424 and first, second conductor wire 415,425, it is vertical not only can to promote these, transverse electrode group 41,42 electrical conductivity, and because the thickness of metal material is during less than a predetermined value, can present pellucidity, with the silver metal is example, when thickness during less than 250 angstrom units, its transparency is greater than 10%, when thickness almost is to present transparent state during between 10 ~ 50 angstrom units, so in the present embodiment these first, second frame, interior bar portion 412,414,422,424 and first, second conductor wire 415,425 thickness is less than 250 angstrom units, with under the certain spacing distance of distance face equipment, the human eye eyesight can't be known and discovers first, second electrode 411,421 existence is to keep the transparency of whole clearing contact panel.
These spacers 5 lay respectively at these first conductor wires 415 and these second conductor wire, 425 infalls also repeatedly place 425 of first conductor wire 415 and second conductor wires, so that first, second conductor wire 415,425 is isolated mutually.The thickness of this spacer 5 is less than 5 microns in the present embodiment, with with the edge end points of plate layer 3 to the capacitance between end points less than 400pF (pico-farad), in addition, the material of spacer 5 is to be selected from photoresist, silicon dioxide (SiO2), titanium dioxide (TiO2), zinc paste (ZnO), silicon nitride (Si3N4), aluminium nitride (AlN) and tantalum oxide (TaO), but practical range does not exceed with above-mentioned material category.
This lead unit 6 has most first wiring 61 that are electrically connected on 22 of these longitudinal electrode groups 41 and described controllers respectively, and most second wiring 62 that are electrically connected on these transverse electrode groups 42 and 22 of controllers, be electrically connected on 41,42 of controller 22 and vertical, horizontal electrode groups to transmit power supply or signal by these first, second wiring 61,62.This first, second wiring the 61, the 62nd, common element in the general contact panel, below just no longer explaining more.
This cuticula unit 7 is coated on the capacitance touching control unit 4, and has a scratch resistance layer 71 and an anti-reflecting layer 72 that repeatedly is connected to capacitance touching control unit 4 end faces up and down, and a ground plane 73 that is coated in plate layer 3 bottom surface.This scratch resistance layer 71 can be used as protection capacitance touching control unit 4, avoids being subjected to the foreign object scratch and fault.This anti-reflecting layer 72 can prevent that the light that shines the touch control panel device surface is reflected in user's eye.This ground plane 73 is to make to prevent that the electromagnetism noise that the external world, other circuit or display screens 21 (being found in Fig. 3) are produced from disturbing (EMI) with electrically conducting transparent material or metal.This scratch resistance layer 71 and anti-reflecting layer 72 non-features of the present invention, below just no longer explaining more, practical range does not exceed with the material and the quantity of cuticula unit 7 yet.
Whereby, in use, described controller 22 provides these transverse electrode groups 42 and longitudinal electrode group 41 power supplys or signal respectively in regular turn, to locate to produce a low electric field in these transverse electrode groups 42 and 41 of longitudinal electrode groups, when the user with charged object (as: finger or pointer) when touching touch control panel device of the present invention, can change first of touch location, second electrode 411, the electric field at 421 places, and the electric capacity that causes touch location produces the subtle change amount, and controller 22 constantly scans the capacitance variations of inspecting 41 of each transverse electrode group 42 and longitudinal electrode groups by lead unit 6, when finger or pointer are touched and when causing a certain transverse electrode group 42 and longitudinal electrode group 41 capacitance variations, described controller 22 just can be judged the location coordinate of being touched immediately.The non-feature of the present invention of above-mentioned controller 22 and scan mode thereof, below just no longer explaining more, practical range does not exceed with above-mentioned scan mode yet.
In addition, repeatedly be connected to first conductor wire 415 of these longitudinal electrode groups 41 and second conductor wire, 425 infalls of transverse electrode group 42 with these spacers 5 in the present embodiment, only need in the manufacturing process metal is formed in plate layer 3 end face with evaporation or depositional mode, can significantly simplify the processing procedure of capacitance touching control unit 4.The non-feature of the present invention of above-mentioned evaporation or deposition manufacture process, below no longer explaining more, practical range does not exceed with the processing procedure kind or the mode of first, second electrode 411,421 of moulding yet.
The most important thing is, utilize these first electrodes 411 of metal material formation and the face resistance (sheet resistance) that second electrode 421 can significantly reduce touch control panel device, improve electrical conductivity, to make length long transverse electrode group 42 and longitudinal electrode group 41, just the size of touch control panel device of the present invention can break through 7 o'clock restriction, even when going out greater than 100 o'clock contact panel with fabrication techniques of the present invention, the face resistance of whole touch control panel device is still less than 1K Ω/square, and the edge end points of plate layer 3 to the capacitance between end points less than 400pF (pico-farad).
And, the thickness of frame, interior bar portion 412,414,422,424 and first, second conductor wire 415,425 that constitutes vertical, horizontal electrode group 41,42 is during less than 250 angstrom units, under distance one predetermined spacing, the human eye vision is can not discover the existence of the vertical, horizontal electrode group 41,42 on the transparent panel lamella 3, to keep the good transparency of transparent touch-control panel, to be assembled in large-scale display screens 21 surfaces, as the interface of user's touch-control.Present embodiment is in the mode of thickness less than a predetermined value, make these first, second electrodes 411,421 keep transparent, but also the width of these first, second frames, interior bar portion 412,414,422,424 and first, second conductor wire 415,425 can be made into the width below 200 microns during actual enforcement, to allow the user in 1 predetermined spacing following time of distance, still can't know the existence of discovering first, second electrode 411,421, reach the effect of keeping transparency.
Consult Fig. 7, the structure of second preferred embodiment of touch control panel device of the present invention is roughly identical with first preferred embodiment, its difference is in each first electrode 411 and also has most be filled in respectively in first frame 412 and in these 414 in bar portions and be electrically connected the first electrically conducting transparent portion 416 of bar portion 414 in first in first, each second electrode 421 also has most be filled in respectively in second frame 422 and in these 424 in bar portions and be electrically connected the second electrically conducting transparent portion 426 of bar portion 424 in second in second, by first, the second electrically conducting transparent portion 416,426 to promote first, second electrode 411,421 electrical conductivity, and increase electrode touch-control area to improve the touch-control sensitivity of touch control panel device of the present invention.These first, second electrically conducting transparent portions the 416, the 426th make with transparent conductive material.Wherein transparent conductive material can be selected from tin indium oxide, indium zinc oxide or aluminum zinc oxide, but practical range does not exceed with above-mentioned conductive material.
Consult Fig. 8 and Fig. 9, the structure of the 3rd preferred embodiment of touch control panel device of the present invention is roughly identical with first preferred embodiment, its difference is in these bar portions 414 (being found in Fig. 4) in first is not set in first frame 412 of each first electrode 411, these second interior bar portions 424 (being found in Fig. 4) are not set in second frame 422 of each second electrode 421 yet, to simplify the structure of these vertical, horizontal electrode groups 41,42, can reach the purpose that reduction face resistance is enhanced the transparency again.First, second electrode the 411, the 421st in the present embodiment just encloses with metal slice 413,423 and to connect first, second frame 412,422 that forms, but also can in first, second frame 412,422, fill the electrically conducting transparent material during actual enforcement, to increase electrical conductivity.
Consult Figure 10 and Figure 11, the structure of the 4th preferred embodiment of touch control panel device of the present invention is roughly identical with first preferred embodiment, it is always to extending and two ends are electrically connected the metal slice 413 of adjacent first conductor wire 415 respectively that its difference is in each first electrode 411, and each second electrode 421 is metal slices 423 that a horizontal expansion and two ends are electrically connected adjacent second conductor wire 425 respectively.Just each transverse electrode group 42 is metal wires of a horizontal expansion, and each longitudinal electrode group 41 is metal wires of a longitudinal extension.To simplify the structure of vertical, horizontal electrode group 41,42 more.Be only to constitute first, second electrodes 411,421 in the present embodiment with metal slice 413,423, but also can be on metal slice 413,423 during actual enforcement the electrically conducting transparent material of coating sheet, to reduce face resistance, can promote sensitivity again.
Consult Figure 12, Figure 13 and Figure 14, the structure of the 5th preferred embodiment of touch control panel device of the present invention is roughly identical with first preferred embodiment, it is to take shape on the bottom surface of this plate layer 3 that its difference is in this longitudinal electrode group 41, and spacer 5 (being found in Fig. 4) is not set in the present embodiment, just the transverse electrode group 42 of this capacitance touching control unit 4 and longitudinal electrode group 41 are the tops that take shape in plate layer 3 respectively, on the bottom surface, isolate this transverse electrode group 42 and longitudinal electrode group 41 by this plate layer 3, with when controller 22 is carried power supply, locate to produce a low electric field in these transverse electrode groups 42 and 41 of longitudinal electrode groups, to detect the position that the user touches.And utilize first, second electrode 411,421 of metal slice 413,423 formations, increase the electrical conductivity of whole contact panel.Be with bar portion 414,424 in the connection these first, second in first, second frame 412,422 in the present embodiment, and the embodiment of not filling the electrically conducting transparent material in first, second frame 412,422 is the example explanation, but during actual enforcement, bar portion 414,424 in first, second also can be set, and fill the electrically conducting transparent material with lifting sensitivity in first, second frame 412,422, so practical range does not exceed with above-mentioned embodiment.
In addition, another difference is that this cuticula unit 7 also has an insulation course 74 that is coated in these longitudinal electrode group 41 bottom surfaces, and this scratch resistance layer 71 is the end faces that are coated in this insulation course 74 with anti-reflecting layer 72.Be coated in to these ground plane 73 insulation of the interference (EMI) of these longitudinal electrode group 41 bottom surfaces to prevent the electromagnetism noise.
Consult Figure 15, the structure of the 6th preferred embodiment of touch control panel device of the present invention is roughly identical with the 5th preferred embodiment, difference is in touch control panel device and also comprises between the upper and lower every the upper substrate 81 and the infrabasal plate 82 that are provided with, these transverse electrode groups 42 of this capacitance touching control unit 4 are to be positioned at upper substrate 81 bottom surfaces, these longitudinal electrode groups 41 are to be positioned at infrabasal plate 82 end faces, and this plate layer 3 is arranged at 81,82 of upper and lower substrates and also repeatedly is connected to 42 of longitudinal electrode group 41 and transverse electrode groups.In manufacturing process, be earlier these transverse electrode groups 42 to be taken shape in upper substrate 81 bottom surfaces, simultaneously these longitudinal electrode groups 41 are formed in infrabasal plate 82 end faces, this plate layer 3 in the 41 end face coatings of longitudinal electrode group then, just upper substrate 81 bottom surfaces repeatedly are connected on the plate layer 3 at last, the material of this plate layer 3 is to be selected from viscose in the present embodiment, resin, photoresist, silicon dioxide (SiO2), titanium dioxide (TiO2), zinc paste (ZnO), silicon nitride (Si3N4), the colony that aluminium nitride (AlN) and tantalum oxide (TaO) are formed, but practical range does not exceed with above-mentioned material category.
Consult Figure 16, the structure of the 7th preferred embodiment of touch control panel device of the present invention is roughly identical with the 5th preferred embodiment, difference is in touch control panel device and also comprises an infrabasal plate 82, and these longitudinal electrode groups 41, plate layer 3 and these transverse electrode groups 42 are from bottom to top to form in this infrabasal plate 82 end faces in regular turn.Just in manufacturing process, be earlier these longitudinal electrode groups 41 to be formed in infrabasal plate 82 end faces, then this plate layer 3 in the 41 end face coatings of longitudinal electrode group just forms in transverse electrode group 42 plate layer 3 end face at last, just finishes this capacitance touching control unit 4.The material of this plate layer 3 is to be selected from the colony that viscose, resin, photoresist, silicon dioxide (SiO2), titanium dioxide (TiO2), zinc paste (ZnO), silicon nitride (Si3N4), aluminium nitride (AlN) and tantalum oxide (TaO) are formed in the present embodiment, but practical range does not exceed with above-mentioned material category.
Consult Figure 17, the structure of the 8th preferred embodiment of touch control panel device of the present invention is roughly identical with the 5th preferred embodiment, difference is in this touch control panel device and also comprises an infrabasal plate 82, in the manufacturing process, these transverse electrode groups 42 of this capacitance touching control unit 4 are that direct forming is in plate layer 3 end face, these longitudinal electrode groups 41 be direct forming in infrabasal plate 82 end faces, then the bottom surface of this plate layer 3 repeatedly is connected to longitudinal electrode group 41 end faces again, just finishes this capacitance touching control unit 4.
Consult Figure 18, the structure of the 9th preferred embodiment of touch control panel device of the present invention is roughly identical with the 4th preferred embodiment, difference be in each first electrode 411 have most arranged in a crossed manner and is electrically connected with adjacent first conductor wire 415 first in bar portion 414, each second electrode 421 has the majority second interior bar portion 424 arranged in a crossed manner and that be electrically connected with adjacent second conductor wire 425.These first interior bar portions 414 are staggered to be herring-bone form in the present embodiment, just wherein one first interior bar portion 414 is directly to extension, other in first bar portions 414 be ground different in size be horizontally placed at interval directly to extend first in the bar portion 414, improving the sensitivity of first electrode 411, but practical range with these in first the arrangement mode of bar portions 414 do not exceed.The shape of this second electrode 421 is identical with first electrode, 411 shapes, in this no longer explaining more.
Take a broad view of above-mentioned, these bonding jumper lines that the present invention makes by metal material constitute these first, second electrodes 411,421, to reduce the face resistance of touch control panel device, improve electrical conductivity, to make the contact panel of large-size, and the thickness of these bonding jumper lines less than 250 angstrom units or width less than 200 microns, allow user's naked eye vision discover first, second electrode 411,421 external forms on the ejecting plate lamella 3 not, can keep the transparency of whole contact panel, with touch-control interface, so can reach purpose of the present invention really as large-scale display screens 21.
Claims (26)
1. touch control panel device, it is characterized in that: touch control panel device comprises:
The plate layer that level is transparent;
Most first electrode are to be made by the metal slice, and described first electrode is positioned at this plate layer end face with being arranged;
Most bar first conductor wires extend and are electrically connected the first adjacent electrode respectively along first direction;
Most second electrode are to be made by the metal slice, and described second electrode is positioned at the staggered row in this plate layer end face and compartment of terrain with being arranged and places between described first electrode;
Most bar second conductor wires extend and are electrically connected the second adjacent electrode respectively along second direction, and intersect mutually with first conductor wire and to bridge; And
A most spacer are arranged at described first conductor wire and the second conductor wire infall respectively and also repeatedly place between first, second conductor wire.
2. touch control panel device as claimed in claim 1, it is characterized in that: each first electrode is one and extends and two ends are electrically connected the metal slice of adjacent first conductor wire respectively along first direction, and each second electrode is one to extend and two ends are electrically connected the metal slice of adjacent second conductor wire respectively along second direction.
3. touch control panel device as claimed in claim 1 is characterized in that: each first electrode has one and is enclosed by most strip metal slices and to connect first frame that forms, and each second electrode has one and enclosed by most strip metal slices and to connect second frame that forms.
4. touch control panel device as claimed in claim 3, it is characterized in that: each first frame is the square that is tilting 45 degree, and the two jiaos of ends in front and back are electrically connected the first adjacent conductor wire respectively, each second frame also be tilting 45 the degree squares, and about two jiaos of ends be electrically connected the first adjacent conductor wire respectively.
5. touch control panel device as claimed in claim 1 is characterized in that: each first, second electrode is to be formed by connecting by the metal slice below thickness 250 angstrom units.
6. touch control panel device as claimed in claim 3, it is characterized in that: each first electrode also have at least one be arranged in first frame and the two ends electrical ties on first frame first in bar portion, each second electrode also have at least one be arranged in second frame and the two ends electrical ties on second frame second in bar portion.
7. touch control panel device as claimed in claim 6, it is characterized in that: the quantity of the first interior bar portion of each first electrode is most bars and is to be staggered in first frame that the quantity of the second interior bar portion of each second electrode is most bars and is staggered in first frame.
8. touch control panel device as claimed in claim 1 is characterized in that: the material of this spacer is to be selected from the colony that photoresist, silicon dioxide, titanium dioxide, zinc paste, silicon nitride, aluminium nitride and tantalum oxide are formed.
9. touch control panel device as claimed in claim 3, it is characterized in that: each first electrode also has one and is filled in first frame and the first electrically conducting transparent portion that is electrically connected with described metal slice, and each second electrode also has one and is filled in second frame and the second electrically conducting transparent portion that is electrically connected with described metal slice.
10. touch control panel device as claimed in claim 9 is characterized in that: the manufacturing materials of described first, second electrically conducting transparent portion can be selected from the colony that tin indium oxide, indium zinc oxide and aluminum zinc oxide are formed.
11. touch control panel device as claimed in claim 1, it is characterized in that: each first electrode have most arranged in a crossed manner and is electrically connected with adjacent first conductor wire first in bar portion, each second electrode has most the second interior bar portions arranged in a crossed manner and that be electrically connected with adjacent second conductor wire.
12. touch control panel device as claimed in claim 1 is characterized in that: each first, second electrode is to be formed by connecting by the metal slice of width below 200 microns.
13. touch control panel device as claimed in claim 1 is characterized in that: also comprise a ground plane that is coated in plate layer bottom surface.
14. a touch control panel device, it is characterized in that: touch control panel device comprises:
The plate layer that level is transparent;
A most longitudinal electrode group, each longitudinal electrode group has most and is first electrode that arranged ground is positioned at this plate layer bottom surface, and most bars extend and are electrically connected respectively first conductor wire of adjacent first electrode along first direction, and each first electrode is to be arranged by the metal slice to form; And
A most transverse electrode group, each transverse electrode group has most and is that arranged ground is positioned at this plate layer end face and the staggered row in compartment of terrain places described first interelectrode second electrode, reach most bars and extend second conductor wire that plate layer bottom surface also is electrically connected adjacent second electrode respectively along second direction, each second electrode is to be arranged by the metal slice to form.
15. touch control panel device as claimed in claim 14 is characterized in that: this plate layer is a transparency carrier, and described longitudinal electrode group is to be directly molded on plate layer bottom surface, and described transverse electrode group is that direct forming is in plate layer end face.
16. touch control panel device as claimed in claim 14, it is characterized in that: also comprise between the upper and lower every a upper substrate and an infrabasal plate of being provided with, described transverse electrode group is to be positioned at the upper substrate bottom surface, described longitudinal electrode group is to be positioned at the infrabasal plate end face, and this plate layer is arranged between upper and lower substrate and repeatedly is connected between longitudinal electrode group and transverse electrode group.
17. touch control panel device as claimed in claim 14 is characterized in that: also comprise an infrabasal plate, described longitudinal electrode group, plate layer and described transverse electrode group are from bottom to top to form in the infrabasal plate end face in regular turn.
18. touch control panel device as claimed in claim 14, it is characterized in that: also comprise an infrabasal plate, and this plate layer is a transparency carrier, described transverse electrode group is to be directly molded on plate layer end face, described longitudinal electrode group be direct forming in the infrabasal plate end face, plate layer bottom surface repeatedly is connected to longitudinal electrode group end face again.
19. touch control panel device as claimed in claim 14, it is characterized in that: each first electrode be one directly to extending and two ends are electrically connected the metal slice of adjacent first conductor wire respectively, each second electrode is the metal slice that a horizontal expansion and two ends are electrically connected adjacent second conductor wire respectively.
20. touch control panel device as claimed in claim 14, it is characterized in that: each first electrode has one and is enclosed by most metal slices and to connect first frame that forms, and each second electrode has one and enclosed by most metal slices and to connect second frame that forms.
21. touch control panel device as claimed in claim 20, it is characterized in that: each first frame is the square that is tilting 45 degree, and the two jiaos of ends in front and back are electrically connected the first adjacent conductor wire respectively, each second frame also be tilting 45 the degree squares, and about two jiaos of ends be electrically connected the second adjacent conductor wire respectively.
22. touch control panel device as claimed in claim 20, it is characterized in that: each first electrode also have at least one be arranged in first frame and the two ends electrical ties on first frame first in bar portion, each second electrode also have at least one be arranged in second frame and the two ends electrical ties on second frame second in bar portion.
23. touch control panel device as claimed in claim 14 is characterized in that: the thickness of each first, second electrode is less than 250 angstrom units.
24. touch control panel device as claimed in claim 16 is characterized in that: the material of this plate layer is to be selected from the colony that viscose, resin, photoresist, silicon dioxide, titanium dioxide, zinc paste, silicon nitride, aluminium nitride and tantalum oxide are formed.
25. touch control panel device as claimed in claim 14 is characterized in that: the ground plane that is coated in described longitudinal electrode group bottom surface with also comprising one deck insulation.
26. touch control panel device as claimed in claim 14 is characterized in that: each first, second electrode is to be formed by connecting by the metal slice of width below 200 microns.
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| CN2007101386748A CN101349960B (en) | 2007-07-16 | 2007-07-16 | Touch control panel device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2007101386748A CN101349960B (en) | 2007-07-16 | 2007-07-16 | Touch control panel device |
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| CN101349960A true CN101349960A (en) | 2009-01-21 |
| CN101349960B CN101349960B (en) | 2011-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2007101386748A Expired - Fee Related CN101349960B (en) | 2007-07-16 | 2007-07-16 | Touch control panel device |
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