CN103019428A - Touch panel - Google Patents
Touch panel Download PDFInfo
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- CN103019428A CN103019428A CN2011103016737A CN201110301673A CN103019428A CN 103019428 A CN103019428 A CN 103019428A CN 2011103016737 A CN2011103016737 A CN 2011103016737A CN 201110301673 A CN201110301673 A CN 201110301673A CN 103019428 A CN103019428 A CN 103019428A
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- parallel
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- contact panel
- circuit board
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Abstract
The invention discloses a touch panel. The touch panel comprises a substrate, an induction layer, multiple first guide lines and multiple second guide lines, wherein the substrate is provided with an upper surface which comprises a first side edge, a second side edge and an upper face of a sensing area; the induction layer comprises multiple parallel parts, at least two first induction parts and multiple second induction parts, the multiple parallel parts are arranged on the first side edge, the at least two first induction parts extend from the multiple parallel parts, the multiple second induction parts extend from the second side edge to the first side edge and are in staggered arrangement with the at least two induction parts, and the at least two first induction parts respectively comprise one first coupling end; the multiple first guide lines and the multiple second guide lines are respectively used for electrically connecting first coupling ends and second coupling ends to a circuit board; and therefore, the multiple parallel parts are connected with the at least two first induction parts in parallel, a closed circuit is formed by the multiple parallel parts, the multiple first guide lines and the circuit board, the effect of reducing the impedance is reached, and the number of guide lines which are used for outputting signals is reduced.
Description
Technical field
The present invention relates to a kind of contact panel, espespecially a kind ofly fall low-impedance capacitance type touch-control panel.
Background technology
Contact panel can be divided into resistance-type, condenser type, infrared-type, ultrasonic formula etc. according to the sensing principle, wherein has dustproof, scratch resistant and high-resolution advantage because of capacitance type touch-control panel, gradually be the main flow of consumer electronic product on the market, such as common mobile communication device, digital media device, panel computer etc.And along with scientific and technical innovation, the more convergence hommization of the use-pattern of contact panel, the better sensitivity of reaction, external form have more the design sense, so contact panel has been widely used in daily life.
Known capacitance type touch-control panel, disclose No. 200937270 such as the TaiWan, China patent of invention, disclose a kind of touch-control sensor of display screen of electronic installation, this touch-control sensor comprises that one forms the transparent conductive material layer on the transparency carrier, one prolongation input pad in this transparent conductive material layer, and one coupling this prolong input pad to the contact element of a processor, wherein this prolongation input pad comes to a point gradually and an input pad electric capacity is provided from the narrow end of a wide end to, make an electric capacity change to judge the position by touching this prolongation input pad, transmitted again indication to a processor of capacitance variations by this contact element, make this processor produce relative response.
Because the high touch-control sensor of resolution, this prolongation input pad number that institute must use will increase and increase with resolution, and so that the drive signal line of processor is not enough, and the increase of prolongation input pad so that resistance value relatively increase.
Summary of the invention
Fundamental purpose of the present invention is to solve known capacitance type touch-control panel, because of the inductive means quantity increase of induction touch-control, so that the problem that provides the number of conductors of induced signal transmission relatively to increase, and the resistance value of reduction inductive means.
For reaching above-mentioned purpose, the invention provides a kind of contact panel, include: a substrate, have a upper surface, the sensing region between this first side and this second side is located in the second side and that this upper surface has a first side, relative this first side; One inductive layer, comprise a plurality of sections in parallel that are arranged in this first side, at least two from this parallel connection section extend to this second side and be positioned at this sensing region the first induction part and a plurality of extend to this first side from this second side and be positioned at this sensing region and with staggered the second induction part of this first induction part, this first induction part has one and couples end away from first of this first connecting portion; And many first wires and many second wires, this first wire and this second wire be electrically connected respectively this first couple the end and this second connecting portion to a circuit board.
As known from the above, the present invention is compared to the accessible beneficial effect of prior art:
1, form a loop by this parallel connection section, this first induction part, this first wire and this circuit board, so that the impedance of current signal reduction, and the usefulness of the transmission of signal of lifting sensing.
2, make this first induction part in parallel by this parallel connection section, form a loop by this first wire and this circuit board again, and reduce in order to export the wire of induced signal.
Description of drawings
Fig. 1 is the structural representation of contact panel the first embodiment of the present invention.
Fig. 2 is the solid assembling synoptic diagram of contact panel the first embodiment of the present invention.
Fig. 3 is the vertical view of contact panel the first embodiment of the present invention.
Fig. 4 is the structural representation of contact panel the second embodiment of the present invention.
Fig. 5 is the vertical view of contact panel the second embodiment of the present invention.
Fig. 6 is the structural representation of contact panel the 3rd embodiment of the present invention.
Fig. 7 is the vertical view of contact panel the 3rd embodiment of the present invention.
[diagrammatical symbol explanation]
10: substrate
11: upper surface
12: the first side
13: the second side
14: sensing region
20: inductive layer
21: section in parallel
22: the first induction parts
Couple end at 221: the first
23: the second induction parts
Couple end at 231: the second
30: protective seam
40: insulation course
50: circuit board
60: the first wires
61: the first linkage sections
62: the first extensions
63: the first sections in parallel
70: the second wires
71: the second linkage sections
72: the second extensions
73: the second sections in parallel
Embodiment
Relevant detailed description of the present invention and technology contents now just cooperate graphic being described as follows:
Please consult first Fig. 1 to Fig. 3; be respectively the structural representation of contact panel the first embodiment of the present invention; three-dimensional assembling synoptic diagram and vertical view; this contact panel comprises a substrate 10; one inductive layer 20; one protective seam 30; one insulation course 40; one circuit board 50 and many first wires 60 and many second wires 70; this substrate 10 is oppositely arranged with this protective seam 30; this substrate 10 has a upper surface 11; this upper surface 11 is in the face of this protective seam 30, and wherein this upper surface 11 comprises a first side 12; the second side 13 and one of one relative this first side 12 places the sensing region 14 between this first side 12 and this second side 13.This inductive layer 20 is located at this sensing region 14, and this inductive layer 20 comprises that one arranges the section in parallel 21 of this first side 12, at least two the first induction part 22 and a plurality of the second induction parts 23 that extended to this first side 12 by this second side 13 that extend to this second side 13 from this parallel connection section 21, wherein, this parallel connection section 21 makes at least two these the first induction part 22 parallel connections, and the resistance value of this first induction part 22 is reduced.In present embodiment, this first induction part 22 illustrates for the use triangle as an example with this second induction part 23, yet the present invention is not limited to this, and according to practical application request, this first induction part 22 also can be other shapes with this second induction part 23, such as strip.
This first induction part 22 have one away from first of this parallel connection section 21 couple the end 221, this second induction part 23 have one away from second of this first side 12 couple the end 231, one end of this first wire 60 be electrically connected this first couple the end 221, the other end then is electrically connected this circuit board 50, one end of this second wire 70 connect this second couple the end 231, the other end then is electrically connected this circuit board 50.At present embodiment, this insulation course 40 is located between this first wire 60 and this second wire 70, this first wire 60 comprises this first the first extension 62 and at least one first in parallel section 63 of being electrically connected between this first linkage section 61 and this first extension 62 that couples end the first linkage section 61 of 221, this circuit board 50 of at least one electric connection of a plurality of electric connections, wherein, this first section 63 in parallel is connected in parallel to each other at least two these the first linkage sections 61 and this first extension 62; And, this second wire 70 comprises the second extension 72 and at least one second section 73 in parallel that is electrically connected between this second linkage section 71 and this second extension 72 of the second linkage section 71 of this second induction part 23 of a plurality of electric connections, this circuit board 50 of at least one electric connection, this second section 73 in parallel is connected in parallel to each other at least two these the second linkage sections 71 and this second extension 72, as shown in Figure 3, two these the first induction parts 22 form parallel connection by this first linkage section 61, and two these the second induction parts 23 form in parallel by this second linkage section 71.In contact panel the first embodiment of the present invention, second in parallel section 73 second side 13 of being located at this substrate 10 of this second linkage section 71 and this, and this circuit board 50 is located in this second extension 72, this insulation course 40 is covered in this second linkage section 71 and this second section 73 in parallel again, and, this first linkage section 61 strides across this insulation course 40 and extends to this circuit board 50, and this first extension 62 and this first section 63 in parallel are located at this circuit board 50.
Except above-mentioned, this the first linkage section 61 can be located at this substrate 10, this insulation course 40 covers this first linkage section 61, and this circuit board 50 is located in this first section 63 in parallel, this first extension 62, and this second linkage section 71 is located on this insulation course 40 with this second section 73 in parallel, and this circuit board 50 is located in this second extension 72.Also this first linkage section 61 and this first section 63 in parallel can be located at this substrate 10, and this insulation course 40 covers this first linkage section 61 and this first section 63 in parallel, and this circuit board 50 is located in this first extension 62, and this second linkage section 71 strides across this insulation course 40, and this second section 73 in parallel, this second extension 72 are located at this circuit board 50.Also this first linkage section 61 and this first section 63 in parallel can be located on this insulation course 40, and this circuit board 50 is located in this first extension 62, and this second linkage section 71 is located at this substrate 10, and this insulation course 40 covers these second linkage sections 71, and this second section 73 in parallel, this second extension 72 are located at this circuit board 50.
Please continue to consult Fig. 4 to Fig. 5, be respectively structural representation and the vertical view of contact panel the second embodiment of the present invention, in present embodiment, second in parallel section 73 second side 13 of being located at this substrate 10 of this second linkage section 71 and this, this circuit board 50 is located in this second extension 72, this insulation course 40 is covered in this second linkage section 71 and this second section 73 in parallel, and this first linkage section 61 is located at this insulation course 40 with this first section 63 in parallel, and this first extension 62 extends to this circuit board 50 from this insulation course 40.Present embodiment is located at this as an example explanation of insulation course 40 with this first linkage section 61 with this first section 63 in parallel, according to the actual design needs, also this first linkage section 61 can be located at the surface of this substrate 10 with this first section 63 in parallel, and this second linkage section 71 is located on this insulation course 40 with this second section 73 in parallel.
See also again Fig. 6 to Fig. 7, be respectively the structure intention of contact panel the 3rd embodiment of the present invention, three-dimensional assembling synoptic diagram and vertical view, in present embodiment, this contact panel does not comprise this insulation course 40, the part of the part of this first linkage section 61 of this first wire 60 and this second linkage section 71 of this second wire 70 all is located at this substrate 10, another part of another part of this first linkage section 61 of this first wire 60 and this second linkage section 71 of this second wire 70 is located at this circuit board 50, and this first extension 62 of this first wire 60, this second extension 72 of this first section 63 in parallel and this second wire 70, this second section 73 in parallel is located at this circuit board 50.Wherein, be short-circuited for avoiding this first wire 60 and this second wire 61 to be positioned at that same plane interferes with each other or connecting each other, another part of this first linkage section 61 embeds in the layer structure of this circuit board 50, and stride across this second section 73 in parallel and with these the first section 63 electric connections in parallel.Present embodiment is imbedded as an example explanation in this circuit board 50 with another part of this first linkage section 61, according to the actual design needs, also this first linkage section 61 can be located at the surface of this circuit board 50, and make another part of this second linkage section 71 imbed in this circuit board 50 and stride across this first linkage section 61.
Among the present invention; the material of this substrate 10 can be glass; polyethylene terephthalate (Polyethylene terephthalate; be called for short PET) or polycarbonate (Polycarbonate; be called for short PC); the material of this protective seam 20 can be glass; polyethylene terephthalate (Polyethyleneterephthalate; be called for short PET) or polycarbonate (Polycarbonate; be called for short PC); and the material of this insulation course 40 can be monox; silicon nitride or polymethylmethacrylate (Poly (methylmethacrylate); be called for short PMMA) etc. insulating material; in addition; this inductive layer 20 can be adopted tin indium oxide (Indium Tin Oxide; be called for short ITO); and can be formed at by sputter (Sputtering) sensing region 14 of this substrate 10; and this first wire 60 and this second wire 70 are conductive material; such as silver; the metal materials such as copper can be by printing (Printing) mode or such as the etched Wet-type etching of gold-tinted; the modes such as the dry-etching of laser-induced thermal etching are formed at this substrate 10.
In sum, the present invention mainly forms electric connection with this circuit board with this first induction part and this second induction part respectively by this first wire and this second wire, and make this parallel connection section, this first induction part, this first wire and this circuit board form a loop, so that the impedance of current signal reduces, reduce and transmit the error that signal produces, and then promote the accuracy of this contact panel sensing, and the number of lead wires that connects processor is reduced.
Below the present invention is described in detail, yet the above only is a preferred embodiment of the present invention, when not limiting scope of the invention process.Be that all equalizations of doing according to claim scope of the present invention change and modify etc., all should still belong in the patent covering scope of the present invention.
Claims (14)
1. a contact panel is characterized in that, described contact panel comprises:
One substrate has a upper surface, and described upper surface has the second side and of relatively described first side, a first side, and is located at described first side and the described second sensing region of surveying between the limit;
One inductive layer, comprise a plurality of sections in parallel that are arranged in described first side, at least two from described section in parallel extend to described second side and be positioned at described sensing region the first induction part and a plurality of extend to described first side from described second side and be positioned at described sensing region and with staggered the second induction part of described the first induction part, described the first induction part has one and couples end away from first of described section in parallel; And
Many the first wires and many second wires, described the first wire and described the second wire couple end with described first respectively and described the second induction part is electrically connected to a circuit board.
2. contact panel according to claim 1 is characterized in that, described the second induction part also has one away from described first side and is electrically connected second of described the second wire and couples end.
3. contact panel according to claim 1, it is characterized in that, described the first wire also comprises the first extension and at least one the first section in parallel that is electrically connected between described the first linkage section and described the first extension that a plurality of electric connections described first couple the first linkage section of end, the described circuit board of at least one electric connection, and the described first section in parallel is connected in parallel to each other at least two described the first linkage sections and described the first extension.
4. contact panel according to claim 3 is characterized in that, described circuit board is located in described the first extension.
5. contact panel according to claim 3 is characterized in that, the described first section in parallel is located at described circuit board with described the first extension.
6. contact panel according to claim 1, it is characterized in that, described the second wire also comprises the second extension and at least one second section in parallel that is electrically connected between described the second linkage section and described the second extension of the second linkage section of described the second induction part of a plurality of electric connections, the described circuit board of at least one electric connection, and the described second section in parallel is connected in parallel to each other at least two described the second linkage sections and described the second extension.
7. contact panel according to claim 6 is characterized in that, described circuit board is located in described the second extension.
8. contact panel according to claim 6 is characterized in that, the described second section in parallel is located at described circuit board with described the second extension.
9. contact panel according to claim 1 is characterized in that, described contact panel also comprises the insulation course of being located between described the first wire and described the second wire.
10. contact panel according to claim 1 is characterized in that, described the first wire has respectively one first linkage section section in parallel with one first, one second linkage section section in parallel with one second with described the second wire.
11. contact panel according to claim 10 is characterized in that, described contact panel also comprises the insulation course of being located between described the first wire and described the second wire.
12. contact panel according to claim 10 is characterized in that, described the first linkage section section in parallel with described first is located at described second side, and described the second linkage section section in parallel with described second is located at described circuit board.
13. contact panel according to claim 10 is characterized in that, described the first linkage section section in parallel with described first is located at described circuit board, and described the second linkage section section in parallel with described second is located at described second side.
14. contact panel according to claim 10 is characterized in that, described the first linkage section section in parallel with described first and described the second linkage section section in parallel with described second is located at described second side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103016737A CN103019428A (en) | 2011-09-27 | 2011-09-27 | Touch panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103016737A CN103019428A (en) | 2011-09-27 | 2011-09-27 | Touch panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103019428A true CN103019428A (en) | 2013-04-03 |
Family
ID=47968105
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011103016737A Pending CN103019428A (en) | 2011-09-27 | 2011-09-27 | Touch panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103019428A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI502435B (en) * | 2013-08-12 | 2015-10-01 | Himax Tech Ltd | Touch control display system and routing layout of a touch panel thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6297811B1 (en) * | 1999-06-02 | 2001-10-02 | Elo Touchsystems, Inc. | Projective capacitive touchscreen |
| CN101887334A (en) * | 2009-05-15 | 2010-11-17 | 晨星软件研发(深圳)有限公司 | Capacitive touch sensing structure and sensing method thereof |
| US20100295814A1 (en) * | 2009-05-22 | 2010-11-25 | Tyco Electronics Corporation | Electrode configurations for projected capacitive touch screen |
| WO2010134947A1 (en) * | 2009-05-22 | 2010-11-25 | Tyco Electronics Corporation | System and method for a projected capacitive touchscreen having grouped electrodes |
-
2011
- 2011-09-27 CN CN2011103016737A patent/CN103019428A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6297811B1 (en) * | 1999-06-02 | 2001-10-02 | Elo Touchsystems, Inc. | Projective capacitive touchscreen |
| CN101887334A (en) * | 2009-05-15 | 2010-11-17 | 晨星软件研发(深圳)有限公司 | Capacitive touch sensing structure and sensing method thereof |
| US20100295814A1 (en) * | 2009-05-22 | 2010-11-25 | Tyco Electronics Corporation | Electrode configurations for projected capacitive touch screen |
| WO2010134947A1 (en) * | 2009-05-22 | 2010-11-25 | Tyco Electronics Corporation | System and method for a projected capacitive touchscreen having grouped electrodes |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI502435B (en) * | 2013-08-12 | 2015-10-01 | Himax Tech Ltd | Touch control display system and routing layout of a touch panel thereof |
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Application publication date: 20130403 |