CN203178976U - Electronic device - Google Patents
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- CN203178976U CN203178976U CN 201320161811 CN201320161811U CN203178976U CN 203178976 U CN203178976 U CN 203178976U CN 201320161811 CN201320161811 CN 201320161811 CN 201320161811 U CN201320161811 U CN 201320161811U CN 203178976 U CN203178976 U CN 203178976U
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Abstract
The utility model relates to an electronic device, which comprises a display screen and a touch screen, wherein the display screen comprises a display area and a non-display area positioned on the edge of the display area; the touch screen is overlapped on the display screen; the touch screen comprises a medium layer overlapped on the display screen, and a conducting layer embedded into the medium layer; the conducting layer is a metal conducting grid; the conducting layer comprises a visible area and an invisible area; the visible area is opposite to the display area; and the invisible area is opposite to the non-display area. The conducting layer of the touch screen of the electronic device is the metal conducting grid, metal is cheaper than expensive indium tin oxide, and the metal conducting grid is prevented from cracking, so that the electronic device is lower in price and is more stable in performance; and meanwhile, the visible area and the invisible area of the conducting layer have sensing functions, and the invisible area with the sensing function is opposite to the non-display area of the display screen, so that the non-display area has a touch control effect, and a user experience function can be added.
Description
Technical field
The utility model relates to the touch technology field, particularly relates to a kind of electronic installation.
Background technology
At present, use the electronic installation of touch-screen more and more, for example mobile phone, panel computer, MP4, e-book etc.Touch-screen is the inductive arrangement that can receive the Touching controlling lamp input signal.Touch-screen has given information interaction brand-new looks, is extremely attractive brand-new information interaction equipment.The development of touch screen technology has caused the common concern of domestic and international information medium circle, has become the Chaoyang new high-tech industry that the photoelectricity industry is a dark horse.Yet, the induction zone of existing touch-screen and the viewing area of display screen over against, make the touching signals input only take place in the viewing area of display screen, and being frame, the non-display area of display screen do not possess the touch-control effect, make that user's inputting interface of present electronic installation is always stereotyped, user's experience functions is comparatively single, is difficult to meet consumers' demand.
Tin indium oxide (ITO) conductive layer is the vital ingredient of touch-screen.Though the develop rapidly at a tremendous pace of the manufacturing technology of touch-screen.But be example with the projecting type capacitor screen, too big change takes place in the basic manufacturing process of ITO conductive layer in recent years.Always inevitably need ITO plated film and ITO graphical.ITO graphically inevitably need use etching technics, a large amount of ITO materials can be wasted, and, phosphide element is a kind of rare earth metal, storage is few in the Nature, in recent years the cost of phosphide element material sharply rises, and produces inevitably under the situation of waste of material in the material cost upgrading, will inevitably cause preparation cost to rise.And, realize if desired low square resistance then the ITO conductive layer then want thickening, not only can further improve preparation cost, also can reduce transmitance.The ITO conductive layer easily chaps in addition, makes that the performance of touch-screen is unstable.
The utility model content
Based on this, being necessary to provide a kind of can increase user's experience functions, price is lower and performance is more stable electronic installation.
A kind of electronic installation, it is characterized in that, comprise display screen and touch-screen, described display screen comprises the viewing area and is positioned at the non-display area of described edge of display area, described touch screen stack-ups is on described display screen, and described touch-screen comprises and is laminated in the dielectric layer on the described display screen and is embedded at conductive layer in the described dielectric layer;
Wherein, described conductive layer is the metallic conduction grid, and described conductive layer comprises visible area and non-visible area, and described visible area is relative with described viewing area, and described non-visible area is relative with described non-display area.
Among embodiment, described visible area and described non-visible area intersection to the distance at the edge of described non-visible area is not less than 1 millimeter therein.
Among embodiment, the intersection of described visible area and described non-visible area to the distance at the edge of described non-visible area is 1 millimeter～10 millimeters therein.
Among embodiment, the intersection of described visible area and described non-visible area to the distance at the edge of described non-visible area is 1 millimeter～5 millimeters therein.
Among embodiment, the quantity of described non-visible area is two therein, and described two non-visible areas lay respectively at the relative both sides of described visible area.
Therein among embodiment, described touch-screen also comprises first transparency carrier, adhesive layer and second transparency carrier, described first transparency carrier is laminated on the described display screen, described adhesive layer connects described first transparency carrier and described dielectric layer, and described second transparency carrier is laminated on the described dielectric layer.
Therein among embodiment, also comprise a plurality of conductions bridgings that are embedded in the described adhesive layer, described metallic conduction grid comprises first conductive pattern and second conductive pattern, described first conductive pattern comprises first conductive unit of a plurality of connections, described second conductive pattern serves as to be divided into a plurality of disconnected second conductive units each other at interval with described first conductive pattern, and each conduction is put up a bridge and connected described two adjacent second conductive units.
Among embodiment, described touch-screen comprises the transparency carrier that is laminated on the described display screen therein, and described dielectric layer is laminated on the described transparency carrier; Described touch-screen also comprises the lip-deep a plurality of conductions bridgings away from described transparency carrier that are arranged at described dielectric layer, described metallic conduction grid comprises first conductive pattern and second conductive pattern, described first conductive pattern comprises first conductive unit of a plurality of connections, described second conductive pattern serves as to be divided into a plurality of disconnected second conductive units each other at interval with described first conductive pattern, and each conduction is put up a bridge and connected described two adjacent second conductive units.
Among embodiment, described metallic conduction grid is formed by metal fine therein, and the live width of described metal fine is 0.2 micron～5 microns, and the distance of adjacent two strip metal fine rules is 50 microns～1000 microns.
Among embodiment, the thickness of described conductive layer is 1 micron～10 microns therein.
Among embodiment, described display screen comprises display panel and the frame that is positioned at described display panel edge therein, and described display panel forms the viewing area, and described frame forms non-display area.
Therein among embodiment, described display screen comprises display panel and is laminated on the described display panel and is positioned at the printing ink frame at described display panel edge, described printing ink frame forms non-display area, and described display panel is not formed the viewing area by the zone that described printing ink frame covers.
The conductive layer of the touch-screen of above-mentioned electronic installation is the metallic conduction grid, compares with the tin indium oxide of costliness, and the price of metal is comparatively cheap, and the phenomenon that can not chap of metallic conduction grid, makes that this electronic installation price is lower and performance is comparatively stable; Simultaneously, the visible area of conductive layer and non-visible area are with inducing function, and the non-visible area with inducing function is relative with the non-display area of display screen, makes non-display area also have the touch-control effect, can increase user's experience functions.
Description of drawings
Fig. 1 is the display screen of electronic installation of an embodiment and the structural representation of conductive layer;
Fig. 2 is the structural representation of the touch-screen of electronic installation shown in Figure 1;
Fig. 3 is the decomposing schematic representation of Fig. 2;
Fig. 4～Fig. 7 be respectively different embodiments first conductive layer first conductive unit the shape synoptic diagram;
Fig. 8 is display screen and the conductive coating structure synoptic diagram of the electronic installation of another embodiment;
Fig. 9 is the structural representation of touch-screen of the electronic installation of another embodiment;
Figure 10 is the decomposing schematic representation of touch-screen shown in Figure 9.
Embodiment
For above-mentioned purpose of the present utility model, feature and advantage can be become apparent more, below in conjunction with accompanying drawing embodiment of the present utility model is described in detail.A lot of details have been set forth in the following description so that fully understand the utility model.But the utility model can be implemented much to be different from alternate manner described here, and those skilled in the art can do similar improvement under the situation of the utility model intension, so the utility model is not subjected to the restriction of following public concrete enforcement.
Please consult Fig. 1～Fig. 3 simultaneously, the electronic installation of an embodiment comprises display screen 100 and touch-screen 200.
In other embodiments, display screen comprises display panel and is laminated on the display panel and is positioned at the printing ink frame at display panel edge.The printing ink frame forms non-display area, and display panel is not formed the viewing area by the zone that the printing ink frame covers.Display panel is face glass.
Touch-screen 200 comprises first transparency carrier 10, adhesive layer 20, a plurality of conduction bridging 30, dielectric layer 40, conductive layer 50, first contact conductor 60, second contact conductor 70 and second transparency carrier 80.
The thickness of first transparency carrier 10 not only exerts an influence to its transparency, and different thickness can produce different inductance capacitances, thereby influences light transmission and the electric property of product.
Preferably, the thickness of first transparency carrier 10 is 0.3 millimeter～1.2 millimeters, is preferably 0.5 millimeter～0.7 millimeter, to guarantee that touch-screen 200 has light transmission and electric property preferably.
The material of adhesive layer 20 is transparent optical cement, and as optical grade polyacrylic resin, liquid glue etc., for fear of the corrosion to conduction bridging 30 and conductive layer 50, selected transparent optical cement is anacidity or low sour optical cement.
Be the transmittance of assurance touch-screen 200 and the adhesive property of adhesive layer 20, the thickness of adhesive layer 20 is preferably 50um～200um.
The thickness of dielectric layer 40 is preferably 1 micron～10 microns, more preferably 2 microns～5 microns, so that the light transmission of dielectric layer 40 is better, can not influence the integral light-transmitting of touch 200.
See also Fig. 1, the metallic conduction grid comprises first conductive pattern 52 and second conductive pattern 54.First conductive pattern 52 comprises a plurality of first continuous conductive units (figure is mark not).Second conductive pattern 54 serves as to be divided into a plurality of disconnected second conductive units each other (figure is mark not) at interval with first conductive pattern 52, and each conduction bridging 30 connects two adjacent second conductive units.
First conductive unit is regular polygon (as square, rhombus, square etc.) or random grid shape, respectively as shown in Figure 4 to 7.First conductive unit is that regular polygon refers to that each first conductive unit of conductive layer 50 is regular polygon.And first conductive unit refers to for the random grid shape, and first conductive unit that constitutes first conductive pattern can comprise square, rhombus, regular hexagon, rectangle and other irregular shapes.
The metallic conduction grid is formed by metal fine, because metal fine is light tight, reduces the live width of metal fine and the distance that increases between adjacent two fine rules can increase glazed area, thereby improves the transmittance of touch-screen 200.
Preferably, the live width of metal fine is 0.2 micron～5 microns.The live width of metal fine is more little, and transmittance is more good, yet the resistance of conductive layer 50 reduces and increases with the live width of metal fine, and comprehensive transmittance and resistance are considered more preferably 0.5 micron～2 microns of the live widths of metal fine.
Preferably, the distance between the adjacent two strip metal fine rules is 50 microns～500 microns.
The material of metal fine is selected from a kind of in gold (Au), silver (Ag), copper (Cu), aluminium (Al) and the zinc (Zn) or by at least two kinds of alloys that form in gold (Au), silver (Ag), copper (Cu), aluminium (Al) and the zinc (Zn).
With respect to the indium tin oxide (ITO) of costliness, the price of gold (Au), silver (Ag), copper (Cu), aluminium (Al) and zinc (Zn) is lower, be conducive to reduce the price of touch-screen 200, and the electric conductivity of these several metals can satisfy the requirement of conduction.
With respect to the film that indium tin oxide forms, the phenomenon that the metallic conduction grid that metal fine forms can not chap makes that the performance of touch-screen 200 is more stable.
The thickness of conductive layer 50 is 1 micron～10 microns, is preferably 2 microns～5 microns.Thickness be 2 microns～5 microns metal fine with electrology characteristic and light transmission preferably so that the electric conductivity of conductive layer 50 is better, transparency is higher.
The zone that the surface of conductive layer 50 covers is the induction region of touch-screen 200.Please consult Fig. 1 again, conductive layer 50 comprises visible area 56 and non-visible area 58.Visible area 56 is relative with the viewing area of display screen 100.Non-visible area 58 is relative with the non-display area of display screen 100, makes non-display area and non-visible area 58 relative zones also have the touch-control effect, can increase the function of user's experience.For example, the user can carry out page turning by the non-display area of touch display screen, adjust volume, lock operation interface etc.
In the present embodiment, the quantity of non-visible area 58 is one, is positioned at a side of visible area 56.In other embodiment, the quantity of non-visible area 58 is the relative both sides that two, two non-visible areas 58 lay respectively at visible area 56, as shown in Figure 8.
As Fig. 1 and shown in Figure 8, the intersection of visible area 56 and non-visible area 58 to the distance at the edge of non-visible area 58 is d.
Realize the touch-control effect for the edge touches, the value of d is not less than 1 millimeter.Yet when the width of non-visible area 58 was excessive, the area of the non-display area of inevitable requirement display screen was bigger, under the certain situation of the surface area of display screen, must cause the area of viewing area of display screen less, was difficult to obtain big form, thereby influenced result of use.Therefore, the value of d is preferably 1 millimeter～10 millimeters, more preferably 1 millimeter～5 millimeters.
The thickness of second transparency carrier 80 is 0.3 millimeter～1.2 millimeters, is preferably 0.5 millimeter～0.7 millimeter,
The conductive layer 50 of the touch-screen 200 of above-mentioned electronic installation is the metallic conduction grid, compare with the tin indium oxide of costliness, the price of metal is comparatively cheap, and the phenomenon that can not chap of metallic conduction grid, makes that this electronic installation price is lower and performance is comparatively stable; Simultaneously, the visible area 56 of conductive layer 50 and non-visible area 58 are with inducing function, and the non-visible area 58 with inducing function is relative with the non-display area of display screen, makes non-display area also have the touch-control effect, can increase user's experience functions.
And, the conductive layer 50 of the touch-screen 200 of above-mentioned electronic installation is the metallic conduction grid, the metallic conduction grid can adopt impression and fill process to make, compared to the technology of traditional ITO film as conductive layer, the metallic conduction grid can one step forming, technology is simple, do not need expensive device such as sputter, evaporation, the yield height, be fit to large tracts of land, production in enormous quantities, and can not cause the waste of material, can reduce preparation cost, thereby thereby the preparation cost that further reduces touch-screen 200 further reduces the price of electronic installation.
See also Fig. 9 and Figure 10, the electronic installation of another embodiment comprises display screen (not shown) and touch-screen 300.
Display screen comprise the viewing area and be positioned at edge of display area, around the non-display area of viewing area.In the present embodiment, display screen comprise display panel and be positioned at the display panel edge, around the frame of display panel.Display panel is face glass, and frame is resin edge.Display panel forms the viewing area, and frame forms non-display area.
In other embodiments, display screen comprises display panel and is laminated on the display panel and is positioned at the printing ink frame at display panel edge.The printing ink frame forms non-display area, and display panel is not formed the viewing area by the zone that the printing ink frame covers.Display panel is face glass.
Touch-screen 300 comprises transparency carrier 310, dielectric layer 320, a plurality of conduction bridging 330, conductive layer 340, the first contact conductor (not shown) and the second contact conductor (not shown).
Preferably, the thickness of transparency carrier 310 is 0.3 millimeter～1.2 millimeters, is preferably 0.5 millimeter～0.7 millimeter, to guarantee that touch-screen 300 has light transmission and electric property preferably.
Preferably, the thickness of dielectric layer 320 is 1 micron～10 microns, more preferably 2 microns～5 microns, so that the light transmission of dielectric layer 320 is better, can not influence the integral light-transmitting of touch 100.
A plurality of conductions bridgings 330 are arranged on the surface of dielectric layer 320 away from transparency carrier 310.Conduction is put up a bridge and 330 to be formed by metal fine.The material of metal fine is selected from a kind of in gold (Au), silver (Ag), copper (Cu), aluminium (Al) and the zinc (Zn) or by at least two kinds of alloys that form in gold (Au), silver (Ag), copper (Cu), aluminium (Al) and the zinc (Zn).
The metallic conduction grid comprises first conductive pattern and second conductive pattern.First conductive pattern of conductive layer 340 and second conductive pattern first conductive pattern 52 and second conductive pattern 54 with touch-screen 200 respectively are identical.
Each conduction bridging 330 connects two adjacent second conductive units of second conductive pattern.
The metallic conduction grid is formed by metal fine.The distance that reduces the live width of metal fine and increase between adjacent two fine rules can increase glazed area, thereby improves the transmittance of touch-screen 300.
The live width of metal fine is preferably 0.2 micron～5 microns, more preferably 0.5 micron～2 microns.
Preferably, the distance between the adjacent two strip metal fine rules is 50 microns～500 microns.
The material of metal fine is selected from a kind of in gold (Au), silver (Ag), copper (Cu), aluminium (Al) and the zinc (Zn) or by at least two kinds of alloys that form in gold (Au), silver (Ag), copper (Cu), aluminium (Al) and the zinc (Zn).
With respect to the indium tin oxide (ITO) of costliness, the price of gold (Au), silver (Ag), copper (Cu), aluminium (Al) and zinc (Zn) is lower, be conducive to reduce the price of touch-screen 200, and the electric conductivity of these several metals can satisfy the requirement of conduction.
With respect to the film that indium tin oxide forms, the phenomenon that the metallic conduction grid that metal fine forms can not chap makes that the performance of touch-screen 200 is more stable.
The thickness of conductive layer 340 is 1 micron～10 microns, is preferably 2 microns～5 microns.Thickness be 2 microns～5 microns metal fine with electrology characteristic and light transmission preferably so that the electric conductivity of conductive layer 340 is better, transparency is higher.
The zone that the surface of conductive layer 340 covers is the induction region of touch-screen 300.Conductive layer 340 comprises visible area and non-visible area.Visible area is relative with the viewing area of display screen.Non-visible area is relative with the non-display area of display screen, makes the non-display area zone relative with non-visible area also have the touch-control effect, can increase the function of user's experience.For example, the user can carry out page turning by the non-display area of touch display screen, adjust volume, lock operation interface etc.
In the present embodiment, the quantity of non-visible area is one, is positioned at a side of visible area.In other embodiment, the quantity of non-visible area is two, two non-visual relative both sides of removing to lay respectively at visible area.
The intersection of visible area and non-visible area to the distance at the edge of non-visible area is d.
Realize the touch-control effect for the edge touches, the value of d is not less than 1 millimeter.Yet when the width of non-visible area was excessive, the area of the non-display area of inevitable requirement display screen was bigger, under the certain situation of the surface area of display screen, must cause the area of viewing area of display screen less, was difficult to obtain big form, thereby influenced result of use.Therefore, the value of d is preferably 1 millimeter～10 millimeters, more preferably 1 millimeter～5 millimeters.
First contact conductor and second contact conductor are embedded in the dielectric layer 320, and are connected with conductive layer 340 respectively.In the present embodiment, first contact conductor and second contact conductor lay respectively at the orthogonal both sides of conductive layer 340, and first contact conductor and second contact conductor non-display area with display screen is relative respectively.
The conductive layer 340 of the touch-screen 300 of above-mentioned electronic installation is the metallic conduction grid, compare with the tin indium oxide of costliness, the price of metal is comparatively cheap, and the phenomenon that can not chap of metallic conduction grid, makes that this electronic installation price is lower and performance is comparatively stable; Simultaneously, the visible area of conductive layer 340 and non-visible area are with inducing function, and the non-visible area with inducing function is relative with the non-display area of display screen, makes non-display area also have the touch-control effect, can increase user's experience functions.
And the thickness of the touch-screen 300 of above-mentioned electronic installation only comprises the thickness of transparency carrier 310, dielectric layer 320 and conduction bridging 330, makes that the thickness of touch-screen 300 is less, is conducive to electronic installation and develops toward frivolous direction.
And, the conductive layer 340 of the touch-screen 300 of above-mentioned electronic installation is the metallic conduction grid, the metallic conduction grid can adopt impression and fill process to make, compared to the technology of traditional ITO film as conductive layer, the metallic conduction grid can one step forming, technology is simple, do not need expensive device such as sputter, evaporation, the yield height, be fit to large tracts of land, production in enormous quantities, and can not cause the waste of material, can reduce preparation cost, thereby thereby the preparation cost that further reduces touch-screen 300 further reduces the price of electronic installation.
The above embodiment has only expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim.Should be pointed out that for the person of ordinary skill of the art under the prerequisite that does not break away from the utility model design, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (12)
1. electronic installation, it is characterized in that, comprise display screen and touch-screen, described display screen comprises the viewing area and is positioned at the non-display area of described edge of display area, described touch screen stack-ups is on described display screen, and described touch-screen comprises and is laminated in the dielectric layer on the described display screen and is embedded at conductive layer in the described dielectric layer;
Wherein, described conductive layer is the metallic conduction grid, and described conductive layer comprises visible area and non-visible area, and described visible area is relative with described viewing area, and described non-visible area is relative with described non-display area.
2. electronic installation according to claim 1 is characterized in that, described visible area and described non-visible area intersection to the distance at the edge of described non-visible area is not less than 1 millimeter.
3. electronic installation according to claim 1 is characterized in that, the intersection of described visible area and described non-visible area to the distance at the edge of described non-visible area is 1 millimeter～10 millimeters.
4. electronic installation according to claim 1 is characterized in that, the intersection of described visible area and described non-visible area to the distance at the edge of described non-visible area is 1 millimeter～5 millimeters.
5. according to each described electronic installation of claim 1～4, it is characterized in that the quantity of described non-visible area is two, described two non-visible areas lay respectively at the relative both sides of described visible area.
6. electronic installation according to claim 1, it is characterized in that, described touch-screen also comprises first transparency carrier, adhesive layer and second transparency carrier, described first transparency carrier is laminated on the described display screen, described adhesive layer connects described first transparency carrier and described dielectric layer, and described second transparency carrier is laminated on the described dielectric layer.
7. electronic installation according to claim 6, it is characterized in that, also comprise a plurality of conductions bridgings that are embedded in the described adhesive layer, described metallic conduction grid comprises first conductive pattern and second conductive pattern, described first conductive pattern comprises first conductive unit of a plurality of connections, described second conductive pattern serves as to be divided into a plurality of disconnected second conductive units each other at interval with described first conductive pattern, and each conduction is put up a bridge and connected described two adjacent second conductive units.
8. electronic installation according to claim 1 is characterized in that, described touch-screen comprises the transparency carrier that is laminated on the described display screen, and described dielectric layer is laminated on the described transparency carrier; Described touch-screen also comprises the lip-deep a plurality of conductions bridgings away from described transparency carrier that are arranged at described dielectric layer, described metallic conduction grid comprises first conductive pattern and second conductive pattern, described first conductive pattern comprises first conductive unit of a plurality of connections, described second conductive pattern serves as to be divided into a plurality of disconnected second conductive units each other at interval with described first conductive pattern, and each conduction is put up a bridge and connected described two adjacent second conductive units.
9. electronic installation according to claim 1 is characterized in that, described metallic conduction grid is formed by metal fine, and the live width of described metal fine is 0.2 micron～5 microns, and the distance of adjacent two strip metal fine rules is 50 microns～1000 microns.
10. electronic installation according to claim 1 is characterized in that, the thickness of described conductive layer is 1 micron～10 microns.
11. electronic installation according to claim 1 is characterized in that, described display screen comprises display panel and the frame that is positioned at described display panel edge, and described display panel forms the viewing area, and described frame forms non-display area.
12. electronic installation according to claim 1, it is characterized in that, described display screen comprises display panel and is laminated on the described display panel and is positioned at the printing ink frame at described display panel edge, described printing ink frame forms non-display area, and described display panel is not formed the viewing area by the zone that described printing ink frame covers.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201320161811 CN203178976U (en) | 2013-04-02 | 2013-04-02 | Electronic device |
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| CN 201320161811 CN203178976U (en) | 2013-04-02 | 2013-04-02 | Electronic device |
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| CN203178976U true CN203178976U (en) | 2013-09-04 |
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| CN 201320161811 Expired - Fee Related CN203178976U (en) | 2013-04-02 | 2013-04-02 | Electronic device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104750346A (en) * | 2015-03-31 | 2015-07-01 | 牧东光电（苏州）有限公司 | Metal grid type touch panel structure and manufacturing process thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104750346A (en) * | 2015-03-31 | 2015-07-01 | 牧东光电（苏州）有限公司 | Metal grid type touch panel structure and manufacturing process thereof |
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