CN203299775U - Touch control panel - Google Patents
Touch control panel Download PDFInfo
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- CN203299775U CN203299775U CN2013203111986U CN201320311198U CN203299775U CN 203299775 U CN203299775 U CN 203299775U CN 2013203111986 U CN2013203111986 U CN 2013203111986U CN 201320311198 U CN201320311198 U CN 201320311198U CN 203299775 U CN203299775 U CN 203299775U
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Abstract
The utility model discloses a touch pad, which is provided with a surrounding area. The touch pad includes a first substrate, a plurality of first axial electrodes, a plurality of peripheral traces and an external component. The first axial electrode is arranged on the first substrate and extends along a first direction. The peripheral wiring is arranged in the surrounding area. The two ends of each peripheral wire are respectively connected with the two ends of a corresponding first axial electrode, and the peripheral wires connected to the two ends of each first axial electrode extend into a connecting area positioned in the surrounding area. The external component is arranged in the peripheral area and is electrically connected with the peripheral wiring. Each peripheral wire, the corresponding first axial electrode and the external component positioned on the connecting area form a closed loop on the first substrate.
Description
Technical field
The utility model relates to a kind of Trackpad, particularly a kind of Trackpad with bilateral cabling (double routing) design of loop shape.
Background technology
The technical development of Trackpad is very diversified, and more common technology comprises resistance-type, condenser type and optical profile type etc. at present.Wherein capacitive touch control plate, owing to having the characteristics such as high-accuracy, multi-point touch, high durability and high touch-control resolution, has become the main flow touch technology that at present middle high-order consumption electronic products use.The principle of operation of capacitive touch control plate is with induction electrode, to detect the capacitance variations of touch point position, and utilizes on the different directions axle tie line that links each electrode that signal is passed back and complete location.In traditional capacitance touching control plate technique, induction electrode is generally with transparent conductive material tin indium oxide (indium tin oxide for example, ITO) form, because the resistivity of transparent conductive material is higher, therefore the cabling that transmits or receive signal can all be set at single induction electrode two ends in the design of cabling, namely utilize the design of so-called bilateral cabling (double routing) reduce when the resistance of single induction electrode too high and cause the impact of signal delay.Especially in the Trackpad of large-size, the length of induction electrode need increase with board size, and then causes this electricresistance effect to become obviously and need to drive Trackpad in the mode of bilateral cabling.
As shown in Figure 1, in traditional Trackpad 100, to utilize many first peripheral wirings 131 and many second peripheral wirings 132 are set in the peripheral region 192 of substrate 110, make to be positioned at touch-control sensing district 191 each induction electrode 121 two ends respectively first peripheral wiring 131 and corresponding second peripheral wiring 132 corresponding be electrically connected to.Each first peripheral wiring 131 is to extend to one first bonding pad 193 with respect to an other end that is connected with induction electrode 121, and each second peripheral wiring 132 is to extend to one second bonding pad 194 (this mode is generally to be called the two pin of going out designs) with respect to an other end that is connected with induction electrode 121.Because the first bonding pad 193 and the second bonding pad 194 are generally to be positioned at 192De two ends, peripheral region, therefore a flexible circuit board (flexible printed circuit, FPC) 180 needs in the first bonding pad 193 and the second bonding pad 194, to carry out joint technology (bonding process) respectively.Except needing when the joint technology respectively contraposition to be carried out in the first bonding pad 193 and the second bonding pad 194, cause man-hours requirement grows, the material of the required use of joint technology is anisotropic conductive film (Anisotropic Conductive Film for example, ACF) use amount also needs to increase, and the two pin of going out designs of traditional Trackpad need to have for the part of FPC the size of growing, and the cost of FPC is to be directly proportional to its area, therefore the cost of FPC can therefore increase be many relatively.Above-mentioned each problem all produces negative impact for production cost, therefore need the design of the Trackpad of bilateral cabling further be improved.
The utility model content
The purpose of this utility model is providing a kind of Trackpad, utilization drives under design at bilateral cabling (double routing), each peripheral wiring is become to a closed loop (closed loop) with corresponding electrode design, so simplify external module joint technology complexity and reach the effect that reduces production costs.
The utility model provides a kind of Trackpad, has a peripheral region.Trackpad comprises one first substrate, many first axial electrode, many peripheral wirings and an external module.The first axial electrode is arranged in the first substrate and along a first direction extends.Peripheral wiring is arranged in peripheral region.The two ends of each peripheral wiring are that the two ends of corresponding with one respectively the first axial electrode are connected, and the peripheral wiring that is connected to each first axial electrode two ends is to extend to a bonding pad that is arranged in peripheral region.External module is arranged on peripheral region, and external module is to be electrically connected to peripheral wiring.Each peripheral wiring is in the first substrate, to form a closed loop with this corresponding first axial electrode and the external module that is positioned at bonding pad.
The accompanying drawing explanation
Figure 1 shows that the schematic diagram of traditional Trackpad.
Figure 2 shows that the schematic diagram of the Trackpad of the first preferred embodiment of the present utility model.
The cut-open view of Fig. 3 for illustrating along A-A ' hatching line in Fig. 2.
The cut-open view of Fig. 4 for illustrating along B-B ' hatching line in Fig. 2.
Figure 5 shows that the schematic diagram of the Trackpad of an other preferred embodiment of the present utility model.
Figure 6 shows that the schematic diagram of the Trackpad of an other preferred embodiment of the present utility model.
Figure 7 shows that the upward view of the Trackpad of an other preferred embodiment of the present utility model.
Figure 8 shows that the side view of the Trackpad of an other preferred embodiment of the present utility model.
Figure 9 shows that the schematic diagram of the Trackpad of an other preferred embodiment of the present utility model.
Figure 10 shows that the schematic diagram of the Trackpad of the second preferred embodiment of the present utility model.
The cut-open view of Figure 11 for illustrating along C-C ' hatching line in Figure 10.
Figure 12 shows that the schematic diagram of the Trackpad of the 3rd preferred embodiment of the present utility model.
The cut-open view of Figure 13 for illustrating along D-D ' hatching line in Figure 12.
The cut-open view of Figure 14 for illustrating along E-E ' hatching line in Figure 12.
Figure 15 shows that the schematic diagram of the Trackpad of the 4th preferred embodiment of the present utility model.
The cut-open view of Figure 16 for illustrating along F-F ' hatching line in Figure 15.
Figure 17 shows that the schematic diagram of the Trackpad of the 5th preferred embodiment of the present utility model.
The cut-open view of Figure 18 for illustrating along G-G ' hatching line in Figure 17.
Wherein, description of reference numerals is as follows:
100 Trackpad 110 substrates
121 induction electrode 131 first peripheral wirings
132 second peripheral wiring 180 flexible circuit board
191 192 peripheral regions, touch-control sensing districts
193 first 194 second bonding pads, bonding pads
200 Trackpad 201 Trackpads
202 Trackpad 203 Trackpads
204 Trackpad 211 first substrates
212 second substrate 221 first axial electrode
222 second axial electrode 231 peripheral wirings
The discontinuous section of 231P contact pad 235
239 ground wire 240 insulation courses
250 protective seam 260 bonding coats
270 decorative layer 280 external modules
291 photic zone 292 peripheral regions
293 bonding pad 300 Trackpads
370 connecting line 380 external modules
393 bonding pad 400 Trackpads
421 first axial electrode 421A collets
421B first connecting line 421S the first sensing pad
422 second axial electrode 422B the second connecting lines
422S the second sensing pad 431 peripheral wirings
500 Trackpad 600 Trackpads
CH1 contact openings CH2 contact openings
CH3 contact openings X first direction
Y second direction Z vertical projection direction
Embodiment
For making to have the knack of the utility model person of ordinary skill in the field, can further understand the utility model, hereinafter the spy enumerates several preferred embodiment of the present utility model, and coordinates accompanying drawing, describes constitution content of the present utility model in detail.
To shown in Figure 4, the Trackpad 200 of the first preferred embodiment of the present utility model has at least one side that a photic zone 291 and a 292，Qie peripheral region, peripheral region 292 are positioned at photic zone 291 as Fig. 2.The peripheral region 292 of the present embodiment is the surrounding around photic zone 291, but the utility model as limit, can optionally not make peripheral region 292 only with the adjacent setting of part edge of photic zone 291.Trackpad 200 comprises one first substrate 211, many first axial electrode 221 and many peripheral wirings 231.The first axial electrode 221 is arranged in the first substrate 211 with peripheral wiring 231.The first axial electrode 221 is to be arranged at least in photic zone 291 and along a first direction X to extend, and peripheral wiring 231 is arranged in peripheral region 292.In other words, the first axial electrode 221 can optionally be arranged in photic zone 291 fully or viewable design need to partly extend to peripheral region 292, but not as limit.The two ends of each peripheral wiring 231 are that the two ends of corresponding with one respectively the first axial electrode 221 are connected, the peripheral wiring 231 that is connected to each first axial electrode 221 two ends is to extend to one to be arranged in 292De bonding pad, peripheral region 293, and each peripheral wiring 231 is with the first corresponding axial electrode 221, in the first substrate 211, to form a closed loop (closed loop).In other words,, as starting point, advancing along peripheral wiring 231 and the first corresponding axial electrode 221 in any point on a peripheral wiring 231, finally still can get back to the starting point on this peripheral cabling 231, therefore can claim that this structure is a closed loop.In addition, this closed loop is only peripheral wiring 231 and the first corresponding axial electrode 221, directly on the surface of the first substrate 211, to consist of, do not need again by other external modules for example flexible circuit board (flexible printed circuit, FPC) form.In the present embodiment, Trackpad 200 can also comprise that an insulation course 240 and protective seam 250 storehouses are in the first substrate 211.The material of insulation course 240 and protective seam 250 can comprise respectively for example for example acrylic resin (acrylic resin) or other material that is suitable for of silicon nitride (silicon nitride), monox (silicon oxide) and silicon oxynitride (silicon oxynitride), organic material of inorganic material.Protective seam 250 is arranged on peripheral wiring 231, and protective seam 250 has at least one contact openings CH1, and contact openings CH1 is that part exposes corresponding peripheral wiring 231.In the present embodiment, peripheral region 292 comprises bonding pad 293, and contact openings CH1 is positioned at bonding pad 293, in order to expose at least partly the peripheral wiring 231 that is positioned at bonding pad 293.In other words; each peripheral wiring 231 is in bonding pad 293, to be touched open C H1 to be exposed to outside protective seam 250, with so that an external module (Fig. 2 does not show to Fig. 4) for example flexible circuit board can be in bonding pad 293 with each peripheral wiring 231, carry out joint technology (bonding process) by each peripheral wiring 231, to control the first axial electrode 221.Because each peripheral wiring 231 of the present embodiment is with the first corresponding axial electrode 221, in the first substrate 211, to form a closed loop, therefore Trackpad 200 can only need to arrange a bonding pad 293 with external module, to be electrically connected to (this mode also can be described as one and singly goes out the pin design), and then reaches the effect of simplifying joint technology.In addition, because each peripheral wiring 231 is to be connected to simultaneously the first corresponding two ends of axial electrode 221 on first direction X, so the design of peripheral wiring 231 can be considered a bilateral cabling (double routing) design, and can improve whereby because of the too high relevant issues that produce of the first axial electrode 221 resistances.
Further illustrate, first axial electrode 221 of the present embodiment and peripheral wiring 231 can comprise for example tin indium oxide (indium tin oxide of transparent conductive material, ITO), indium zinc oxide (indium zinc oxide, IZO) with aluminum zinc oxide (aluminum zinc oxide, AZO) or other nontransparent conductive materials that are suitable for for example composite bed of silver, aluminium, copper, magnesium, molybdenum, above-mentioned material or the alloy of above-mentioned material, but not as limit.In addition, Trackpad 200 can also comprise that a ground wire 239 is arranged in the first substrate 211 and around each peripheral wiring 231 and each the first axial electrode 221.Ground wire 239 is that part is arranged in bonding pad 293, in order to the external module with above-mentioned, is electrically connected to.As shown in Figure 3, peripheral wiring 231 can overlap to reach with corresponding the first axial electrode 221 and contact with each other and the effect that is electrically connected on a Z of the vertical projection direction perpendicular to the first substrate 211, but the utility model is not as limit.As shown in Figure 5, in the Trackpad 201 of an other preferred embodiment of the present utility model, peripheral wiring 231 reaches interconnected effect with the mode that corresponding the first axial electrode 221 can be one of the forming.In other words, peripheral wiring 231 and the first axial electrode 221 can be by a conductive layer being carried out to patterning and being formed in the lump in the first substrate 211, in order to reach the effect of further simplified manufacturing technique.Peripheral wiring 231 and the first axial electrode 221 can be same material and form, but not as limit.In addition, the utility model also can be optionally around at least one side in district 292 decorative layer 270 is set, in order to the periphery at Trackpad 200, form decorative effect, but not as limit.
As shown in Figure 6, the Trackpad 202 of an other preferred embodiment of the present utility model can also comprise an external module 280, be arranged on peripheral region 292 and be arranged at least partly in bonding pad 293, external module 280 is to be electrically connected to control each the first axial electrode 221 with the peripheral wiring of bonding pad 293.External module 280 can comprise flexible circuit board, drive integrated circult or other external modules that is suitable for.In the present embodiment, each peripheral wiring 231 is in the first substrate 211, to form closed loop with the first corresponding axial electrode 221 and the external module 280 that is positioned at bonding pad 293.In other words, each first axial electrode 221 is in the first substrate 211, to form closed loop with corresponding peripheral wiring 231, and external module 280 is to be electrically connected to this closed loop.
As Fig. 7 and shown in Figure 8, the Trackpad 203 of an other preferred embodiment of the present utility model can also comprise many second axial electrode 222, is arranged at least in photic zone 291 and along a second direction Y and extends.In other words, the second axial electrode 222 can optionally be arranged in photic zone 291 fully or viewable design need to partly extend to peripheral region 292, but not as limit.First direction X is preferably substantially perpendicular to second direction Y, but not as limit.In the present embodiment, each first axial electrode 221 is to be separately positioned on the different surfaces of the first substrate 211 with each second axial electrode 222, but not as limit.What deserves to be explained is, each first axial electrode 221 can be a touching signals with each second axial electrode 222 and transmits electrode and a touching signals receiving electrode, respectively in order to transmit the touch-control sensing signal and to receive the touch-control sensing signal.In other words, Trackpad 203 can be in order to carry out a mutual capacitance type (mutual capacitive) touch-control sensing, but not as limit.
As shown in Figure 9, the Trackpad 204 of an other preferred embodiment of the present utility model can also comprise one second substrate 212 and a bonding coat 260.The second substrate 212 is to be oppositely arranged with the first substrate 211, and the second axial electrode 222 is arranged in the second substrate 212.Bonding coat 260 is arranged between the first substrate 211 and the second substrate 212, in order to bind the first substrate 211 and the second substrate 212.Second axial electrode 222 of the present embodiment is arranged on the second substrate 212 in the face of on a surface of the first substrate 211, but the utility model is as limit, and in other preferred embodiments of the present utility model also viewable design the second axial electrode 222 need to be arranged on to the second substrate 212 on a surface of the first substrate 211.
As Figure 10 and shown in Figure 11, one second preferred embodiment of the present utility model provides a Trackpad 300.The places different from above-described embodiment are, Trackpad 300 also comprises many connecting lines 370 and an external module 380.Connecting line 370 is arranged on protective seam 250, and protective seam 250 has at least one contact openings CH2 partly to expose corresponding peripheral wiring 231.One end of each connecting line 370 is to be electrically connected to corresponding peripheral wiring 231 by contact openings CH2, and an other end of each connecting line 370 is the edge extensions towards Trackpad 300.That is to say, each connecting line 370 is to extend to one to be positioned at 292De bonding pad, peripheral region 393 with respect to an other end that is connected with peripheral wiring 231.External module 380 is to be arranged at least partly on connecting line 370, and external module 380 is to be electrically connected to peripheral wiring 231 by connecting line 370, and then controls by connecting line 370 and peripheral wiring 231 the first axial electrode 231 that is positioned at photic zone.The peripheral wiring 231 of the present embodiment is not to be arranged in bonding pad 393, while therefore can avoid external module 380 to carry out joint technology, needing heavy industry (rework), peripheral wiring 231 is produced and destroys, and then reach the effect that improves the overall acceptability rate.The Trackpad 300 of the present embodiment is except connecting line 370, and the feature of all the other each parts, setting position and material behavior are similar to above-mentioned the first preferred embodiment, therefore at this and repeat no more.
To shown in Figure 14, of the present utility model 1 the 3rd preferred embodiment provides a Trackpad 400 as Figure 12.Trackpad 400 has at least one side that photic zone 291 and peripheral region 492 are positioned at photic zone 291.The peripheral region 292 of the present embodiment is the surrounding around photic zone 291, but not as limit.Trackpad 400 comprises the first substrate 211, many first axial electrode 421, many second axial electrode 422 and many peripheral wirings 431.The first axial electrode 421, the second axial electrode 422 and peripheral wiring 431 are arranged on the same surface of the first substrate 211.The first axial electrode 421 is be arranged at least in photic zone 291 and extend along first direction X, the second axial electrode 422 is be arranged at least in photic zone 291 and extend along second direction Y, and the first axial electrode 421 and the second axial electrode 422 also may extend into peripheral region 292, and peripheral wiring 431 is arranged in peripheral region 292.The two ends of each peripheral wiring 431 are that the two ends of corresponding with one respectively the first axial electrode 421 are connected, and each peripheral wiring 431 is with the first corresponding axial electrode 421, in the first substrate 211, to form a closed loop.Each first axial electrode 421 of the present embodiment comprises a plurality of the first sensing pad 421S and at least one the first connecting line 421B, the first connecting line 421B is electrically connected to two the first adjacent sensing pad 421S, each second axial electrode 422 comprises a plurality of the second sensing pad 422S and at least one the second connecting line 422B, and the second connecting line 422B is electrically connected to two the second adjacent sensing pad 422S.Trackpad 400 can also comprise that at least one collets 421A is arranged between the first connecting line 421B and corresponding the second connecting line 422B, in order to electricity isolation the first axial electrode 421 and the second axial electrode 422.The first connecting line 421B and the second connecting line 422B a kind of metal wire that comprises at least wherein.
In the present embodiment; Trackpad 400 can also comprise that at least one protective seam 250 is arranged on peripheral wiring 431; or protective seam 250 can cover the first substrate 211, many first axial electrode 421, many second axial electrode 422 and many peripheral wirings 431 by whole face, and position, the number of plies, material that protective seam 250 arranges do not limit at this.Protective seam 250 has at least one contact openings CH3, and contact openings CH3 is that part exposes corresponding peripheral wiring 431.In addition, peripheral region 492 comprises a bonding pad 493, and each peripheral wiring 431 comprises that a contact pad 431P is arranged in bonding pad 493, and contact openings CH3 exposes contact pad 431P.Further illustrate, Trackpad 400 can also comprise that many peripheral wirings 432 and at least one ground wire 439 are arranged in peripheral region 492.One end of each peripheral wiring 432 is to be electrically connected to the second corresponding axial electrode 422, and each peripheral wiring 432 is to extend to bonding pad 493 with respect to an other end that is connected with the second axial electrode 422.Each peripheral wiring 432 comprises in a contact pad 432P bonding pad 493, and contact openings CH3 exposes contact pad 432P.Ground wire 439 is arranged in the first substrate 211 and around each peripheral wiring 431, each peripheral wiring 432, each first axial electrode 421 and each the second axial electrode 422.Ground wire 439 comprises that a contact pad 439P is arranged in bonding pad 493, and contact openings CH3 exposes contact pad 439P.
As Figure 12 and shown in Figure 14, Trackpad 400 can also comprise an external module 480, and external module 480 comprises a plurality of contact tabs and the corresponding setting of contact pad 431P, contact pad 432P or contact pad 439P.External module 480 can for example anisotropic conductive film (Anisotropic Conductive Film, ACF) and the contact pad 431P that is positioned at bonding pad 493, contact pad 432P and contact pad 439P formation be electrically connected to by a conductive adhesion material (not shown).In other words, external module 480 is to be electrically connected to peripheral wiring 431 and peripheral wiring 432 by contact openings CH3, and then can control the first axial electrode 421 and the second axial electrode 422 that is positioned at photic zone 491.The Trackpad 400 of the present embodiment except the structure of the first axial electrode 421 and with the setting position of each the second axial electrode 422, the feature of all the other each parts and material behavior are similar to above-mentioned the second preferred embodiment, therefore at this and repeat no more.
As Fig. 6, Figure 15 and shown in Figure 16, of the present utility model 1 the 4th preferred embodiment provides a Trackpad 500.The places different from above-mentioned the first preferred embodiment are, each peripheral wiring 231 of Trackpad 500 comprises that one discontinuous 235 is arranged in bonding pad 293.The contact openings CH1 of protective seam 250 is that part exposes corresponding peripheral wiring 231, and discontinuous 235 of each peripheral wiring 231 is to arrange setting corresponding to contact openings CH1.In other words, the both sides of discontinuous 235 of each peripheral wiring 231 are still to be touched open C H1 to expose, therefore external module 280 can form and be electrically connected to the first axial electrode 221 by the peripheral wiring 231 that is exposed out in bonding pad 293.Therefore, each peripheral wiring 231 is in the first substrate 211, to form a closed loop with the first corresponding axial electrode 221 and external module 280.That is to say, the peripheral wiring 231 that is connected to each first axial electrode 221 two ends is in bonding pad, 293 to have discontinuous 235 respectively, and external module 280 is 293 two ends of discontinuous 235 that are electrically connected to each peripheral wiring 231 in bonding pad, in order to form closed loop, wherein external module 280 can comprise for example flexible circuit board (flexible printed circuit, FPC).Under the design of discontinuous 235 by the present embodiment, can possess the advantage that singly goes out pin and can reach the purpose of improving signal controlling by discontinuous 235.The Trackpad 500 of the present embodiment is except discontinuous 235, and the feature of all the other each parts and material behavior are similar to above-mentioned the first preferred embodiment, therefore at this and repeat no more.What deserves to be explained is, each length of discontinuous 235 is less than or equal to 5 millimeters (mm), this discontinuous minister's degree preferable range be 0.01mm to 0.5mm, in order to be engaged in the situation that does not need to strengthen external module 280, be issued to the effect that singly goes out pin.
As Fig. 6, Figure 17 and shown in Figure 180, of the present utility model 1 the 5th preferred embodiment provides a Trackpad 600.The places different from above-mentioned the 4th preferred embodiment are, each peripheral wiring 231 of Trackpad 600 also comprises that a contact pad 231P is arranged in bonding pad 293, each contact pad 231P is the two ends of discontinuous 235 that are connected respectively to each peripheral wiring 231, uses so that each peripheral wiring 231 forms closed loop with the first corresponding axial electrode 221 in the first substrate 211.The contact openings CH1 of protective seam 250 is that part exposes corresponding contact pad 231P; therefore external module 280 can be electrically connected to the contact pad 231P that is exposed out in bonding pad 293, and be electrically connected to peripheral wiring 231 and the first axial electrode 221 formation by contact pad 231P.The Trackpad 600 of the present embodiment is except contact pad 231P, and the feature of all the other each parts and material behavior are similar to above-mentioned the 4th preferred embodiment, therefore at this and repeat no more.What deserves to be explained is, contact pad 231P can be a transparent conductive material or the metallic conduction material is made, with so that each peripheral wiring 231 forms closed loop with the first corresponding axial electrode 221 in the first substrate 211, and coordinate external module 280 to be electrically connected to each contact pad 231P, but the utility model is not as limit, as long as each peripheral wiring 231 does not limit any form to form closed loop with the first corresponding axial electrode 221 in the first substrate 211, can obtain the effect that the utility model is simplified joint technology and reduced costs.
Comprehensive the above, Trackpad of the present utility model is under the driving design of bilateral cabling, each peripheral wiring is become to a closed loop with corresponding electrode design, make the Trackpad that uses bilateral cabling still can arrange in pairs or groups singly to go out the design of pin and reach the complexity of simplifying associated splice technique and the effect that reduces production costs.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (12)
1. a Trackpad, is characterized in that, has a peripheral region, and this Trackpad comprises:
One first substrate;
Many the first axial electrode, be arranged in this first substrate and along a first direction and extend;
Many peripheral wirings, be arranged in this peripheral region, wherein respectively the two ends of this peripheral wiring are that the two ends of corresponding with one respectively this first axial electrode are connected, and to be connected to those peripheral wirings at these the first axial electrode two ends respectively be to extend to a bonding pad that is arranged in this peripheral region; And
One external module, be arranged on this peripheral region, and wherein this external module is to be electrically connected to those peripheral wirings, and respectively this peripheral wiring is in this first substrate, to form a closed loop with this corresponding first axial electrode and this external module of being positioned at this bonding pad.
2. Trackpad according to claim 1, is characterized in that, respectively this first axial electrode is with this corresponding peripheral wiring, in this first substrate, to form this closed loop, and this external module is electrically connected to this closed loop.
3. Trackpad according to claim 1, is characterized in that, also comprises a protective seam, is arranged at least on those peripheral wirings, and wherein this protective seam has at least one contact openings, and this contact openings is that part exposes this corresponding peripheral wiring.
4. Trackpad according to claim 3, it is characterized in that, this contact openings is to be positioned at this bonding pad, and in order to expose at least partly those peripheral wirings that are positioned at this bonding pad, and this external module is to be electrically connected to those peripheral wirings by this contact openings.
5. Trackpad according to claim 4, is characterized in that, respectively this peripheral wiring comprises that a contact pad is arranged in this bonding pad, and this contact openings is to expose at least partly this contact pad.
6. Trackpad according to claim 2, it is characterized in that, also comprise a protective seam and many connecting lines, this protective seam is arranged on those peripheral wirings at least, this protective seam has at least one contact openings, and this contact openings is that part exposes this corresponding peripheral wiring, those connecting lines are arranged on this protective seam, wherein respectively an end of this connecting line is to be electrically connected to this corresponding peripheral wiring by this contact openings, and respectively an other end of this connecting line is the edge extension towards this Trackpad, this external module is arranged on those connecting lines at least partly, wherein this external module is to be electrically connected to those peripheral wirings by those connecting lines.
7. Trackpad according to claim 1, it is characterized in that, also comprise many second axial electrode and a photic zone, wherein this peripheral region is at least one side that is positioned at this photic zone, and those second axial electrode are be arranged at least this photic zone and extend along a second direction.
8. Trackpad according to claim 7, is characterized in that, also comprises that one second substrate and this first substrate are oppositely arranged, and wherein those second axial electrode are arranged in this second substrate.
9. Trackpad according to claim 7, is characterized in that, respectively this first axial electrode is to be separately positioned on the different surfaces of this first substrate with this second axial electrode respectively.
10. Trackpad according to claim 7, it is characterized in that, also comprise at least one collets, wherein those first axial electrode and those the second axial electrode are arranged on the same surface of this first substrate, respectively this first axial electrode comprises a plurality of the first sensing pads and at least one the first connecting line, this first connecting line is to be electrically connected to two those adjacent first sensing pads, respectively this second axial electrode comprises a plurality of the second sensing pads and at least one the second connecting line, this second connecting line is to be electrically connected to two those adjacent second sensing pads, and these collets are arranged between this first connecting line and corresponding this second connecting line, in order to electricity, isolate those first axial electrode and those the second axial electrode.
11. Trackpad according to claim 10, is characterized in that, this first connecting line and this second connecting line a kind of metal wire that comprises at least wherein.
12. Trackpad according to claim 1, more comprise a decorative layer, is arranged at least one side of this peripheral region.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW101150464 | 2012-12-27 | ||
| TW101150464 | 2012-12-27 | ||
| TW102204367U TWM461833U (en) | 2012-12-27 | 2013-03-08 | Touch panel |
| TW102204367 | 2013-03-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203299775U true CN203299775U (en) | 2013-11-20 |
Family
ID=49575773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203111986U Expired - Fee Related CN203299775U (en) | 2012-12-27 | 2013-05-31 | Touch control panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203299775U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104111755A (en) * | 2014-07-24 | 2014-10-22 | 上海天马微电子有限公司 | Touch control structure, touch control panel and touch control device |
-
2013
- 2013-05-31 CN CN2013203111986U patent/CN203299775U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104111755A (en) * | 2014-07-24 | 2014-10-22 | 上海天马微电子有限公司 | Touch control structure, touch control panel and touch control device |
| CN104111755B (en) * | 2014-07-24 | 2017-08-29 | 上海天马微电子有限公司 | A kind of touch-control structure, contact panel and contactor control device |
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