CN102163113A - Whole plane resistive touch control panel - Google Patents
Whole plane resistive touch control panel Download PDFInfo
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- CN102163113A CN102163113A CN 201010114761 CN201010114761A CN102163113A CN 102163113 A CN102163113 A CN 102163113A CN 201010114761 CN201010114761 CN 201010114761 CN 201010114761 A CN201010114761 A CN 201010114761A CN 102163113 A CN102163113 A CN 102163113A
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- electric resistance
- resistance touch
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- control panel
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Abstract
A whole plane resistive touch control panel includes a resistive touch control module and a decoration film. The resistive touch control module is arranged inside a framework to detect incoming signal of multi-point touches. The decoration film is fixed above the resistive touch control module by optical cement to form a flat surface with the framework. The resistive touch control module utilizes electric potential lines produced by applied voltage to replace the electrode formed by patterning to increase the durability of the resistive touch control panel.
Description
Technical field
The present invention is relevant to a kind of electric resistance touch-control panel, refers to that especially a kind of decorating film that utilizes forms flat electric resistance touch-control panel comprehensively.
Background technology
Contactor control device comprises projecting type capacitor touch-control (Projected Capacitive Touch) device and resistance matrix formula touch-control (Passive Matrix Resistive Touch) device.The shortcoming of projecting type capacitor contactor control device is just can't operate after putting on one's gloves.Resistance matrix formula contactor control device comprises two substrates up and down, usually upper substrate is tin indium oxide conductive film (ITO Film), infrabasal plate is indium tin oxide-coated glass (ITO Glass), and respectively on two substrates patterning form strip shaped electric poles, isolates with a partition (dot spacer) in the middle of two substrates.The electrode of two substrates forms the matrix form pattern up and down, and when external force was applied to upper substrate, the electrode of two substrates contacted the formation short circuit and produces digital signal up and down, therefore can calculate the position of learning input point.
Please refer to Fig. 1, Fig. 1 is the synoptic diagram of the electric resistance touch-control panel of prior art.Contact panel 10 comprises conductive layer 11, a lower conductiving layer 12 and a substrate 13 on one.Contact panel 10 is the four-wire type electric resistance touch-control panel, the two opposite sides of last conductive layer 11 are formed with X lead 111, lower conductive film 12 corresponding two opposite sides in addition of going up conductive layer 11 are formed with Y lead 121, each X, Y lead 111,121 extend via a guide line 111a, 121a respectively and are collected to same side, wherein 111,121 of X, Y lead around interior zone be the touch control operation zone of contact panel.When contact panel 10 assemblings, earlier lower conductiving layer 12 is provided with on the substrate 13, be bonding on the lower conductiving layer 12 by the viscose correspondence around will going up conductive layer 11 again, sub as isolating between last conductive layer 11 and the lower conductiving layer 12 with printing gap, so form contact panel 10.In addition, because X, 111,121 corresponding guide line 111a, 121a that connect of Y lead extend to same side, flexible circuit board 80 is arranged between the upper and lower conductive layer 111,121, the terminal corresponding contact respectively of guide line 111a, the 121a of a plurality of conductive parts on the flexible circuit board 14 and upper and lower conductive layer 111,121 constitutes electric connection.
Yet, whether the contact panel process rate just can be coated with evenly relevant with the transparent conductive material of upper and lower conductive layer, therefore after the transparent conductive material coating is finished, the lead shaped region of contact panel is still needed through operations such as printed circuit cable, gluing and pressing flexible circuit boards, so can change the transparent conductive material thickness that the accurate originally coating in touch area is finished, and cause whole flatness not good.In addition, the flatness that influences upper and lower conductive layer is except flexible circuit board is arranged between the upper and lower conductive layer, the lead that forms on the flexible circuit board also can cause negative influence, yet lead is one of necessary element that constitutes electric resistance touch-control panel, so the flatness of contact panel inevitably can be affected.
When contact panel desires to be designed to the specific appearance pattern, each layer surface structure changed.In the application of various electronic installations, contact panel can be installed in the framework, and general framework all can be higher than contact panel, thus contact panel around can't be smooth stretch out, cause contact panel around marginal position touch control operation inconvenience.When using undersized contact panel, can use pointer to operate usually, so the framework of projection more can not cause the inconvenience in the use.Yet, when using large-sized contact panel, normally operate, so the framework of projection will cause contact panel in marginal position touch control operation inconvenience all around to point.
Summary of the invention
Therefore, a purpose of the present invention is to provide a kind of electric resistance touch-control panel of whole plane.
The invention provides a kind of electric resistance touch-control panel of whole plane, this electric resistance touch-control panel comprises an electric resistance touch-control module and a decorating film.This electric resistance touch-control module is installed in the framework, can be used to detect the input signal of multi-point touch.This decorating film is fixed in the top of this electric resistance touch-control module with an optical cement, and this decorating film and this framework form a smooth surface.
Description of drawings
Fig. 1 is the synoptic diagram of the electric resistance touch-control panel of prior art.
Fig. 2 is the synoptic diagram of the electric resistance touch-control panel of whole plane of the present invention.
Fig. 3 is the synoptic diagram of first embodiment of electric resistance touch-control module.
Fig. 4 is the synoptic diagram of driving circuit of the electric resistance touch-control module of Fig. 3.
Fig. 5 is the synoptic diagram of second embodiment of electric resistance touch-control module.
Fig. 6 is the synoptic diagram of driving circuit of the electric resistance touch-control module of Fig. 5.
[main element label declaration]
| 10、20 | Electric resistance touch- |
11 | Last |
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| 12 | |
13 | |
|
| 14 | |
111、121 | Lead | |
| 111a、 | Guide line | 21 | |
|
| 211 | |
212 | |
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| 213 | |
24 | |
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| 25 | |
26、30、50 | The electric resistance touch- |
|
| 28 | |
32、52 | |
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| 37、51、55 | Electrode | 34、54 | |
|
| 36、56 | |
42、62 | |
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| 44、64 | |
33、53、57 | Equipotential line | |
| 46、66 | Analog-to-digital converter |
Embodiment
Please refer to Fig. 2, Fig. 2 is the synoptic diagram of the electric resistance touch-control panel of whole plane of the present invention.Electric resistance touch-control panel 20 comprises an electric resistance touch-control module 26 and a decorating film 21.Electric resistance touch-control module 26 is installed in the framework 28, and framework 28 is a transparent materials.Decorating film 21 comprises a upper surface 211, a base material 212 and a lower surface 213.The upper surface 211 of decorating film 21 is constituted by the material of transparent acrylic or epoxy resin, and the upper surface 211 of decorating film 21 forms a smooth surface with framework 28.The base material 212 of decorating film 21 is polycarbonate (Poly Carbonate; PC), amorphous cyclisation polyene resin (ARTON), polyethersulfone (Polyether Sulfone; PES), poly-cycloolefin (ZEONOR), tri acetyl cellulose (Tri Acetyl Cellulose; TAC), polyethylene terephthalate (Polyethyleneterephthalate; PET) or polymethylmethacrylate (PolyMethyl MethAcrylate, material PMMA) constitutes.The lower surface 213 of decorating film 21 is constituted by the material of transparent acrylic or epoxy resin, and the lower surface 213 of decorating film 21 engages with this electric resistance touch-control module 26 by optical cement 25.The lower surface 213 of decorating film 21 has decorative pattern 24, and decorative pattern 24 utilizes methods such as dip-coating, male and fomale(M﹠F) coating, sputter, evaporation, chemical vapor deposition, wire mark or liner printing to form, and decorative pattern 24 also can be multicolour pattern.Because general framework all can be higher than contact panel, thus contact panel around can't be smooth stretch out, cause contact panel around marginal position touch control operation inconvenience.Electric resistance touch-control panel of the present invention 20 forms smooth surface by decorating film 21 and framework 28, becomes the electric resistance touch-control panel of whole plane, even the touch control operation successfully still of the marginal position around contact panel 20.In addition, electric resistance touch-control module 26 of the present invention can be used to detect the input signal of multi-point touch.Usually all need patterning to form strip shaped electric poles on two substrates up and down of electric resistance touch-control module 26, yet after process is got test (Hitting test) ready, the substrate of patterning is easy to generate the problem that electrode peels off (Peeling), make that the conduction of two substrates is bad, causing can't the correct position that must judge input point.Therefore, electric resistance touch-control module 26 of the present invention is utilized and is applied the electrode that voltage generation equipotential line replaces patterning formation, can increase the durability of electric resistance touch-control panel 20.
Please refer to Fig. 3, Fig. 3 is the synoptic diagram of first embodiment of electric resistance touch-control module.Touch-control module 30 comprises one first substrate 32, a wall 34 and one second substrate 36.First substrate 32 is used for detecting the position of an input point in directions X, and second substrate 36 is used for detecting the position of input point in the Y direction.In the present embodiment, first substrate 32 is tin indium oxide conductive film (ITO Film), and wall 34 is some partition (dot spacer), and second substrate 36 is indium tin oxide-coated glass (ITO Glass).First substrate 32 has a conductive layer, does not need patterning to form electrode, and 36 of second substrates have many strip electrodes 37.Wall 34 is used for isolating conductive layer on first substrate 32 and the many strip electrodes 37 on second substrate 36 between first substrate 32 and second substrate 36.Many strip electrodes 37 on second substrate 36 are formed with processing procedures such as gold-tinted developing manufacture process, tin indium oxide etching or anti-etching printing ink.In addition, conductive layer also can utilize materials such as indium zinc oxide (IZO), zinc oxide aluminum (AZO) or electroconductive organic film except tin indium oxide (ITO).Owing to do not need patterning to form electrode on first substrate 32, better reliability degree arranged compared to the substrate that needs patterning.Therefore first substrate 32 has a voltage difference in directions X, will produce equipotential line 33 along directions X, when two substrate contacts, utilizes the voltage difference of these equipotential lines 33 can calculate the directions X coordinate of input point.Many strip electrodes 37 of second substrate 36 have a common voltage, when two substrate contacts, can calculate the Y direction coordinate of input point according to the voltage difference of electrode 37.In first embodiment of the invention, 30 needs of touch-control module form electrode 37, the first substrates 32 at second substrate, 36 patternings does not need patterning to form electrode, applies voltage generation equipotential line 33 but utilize.Therefore, touch-control module 30 is except processing procedure is simple, and as if being input face with first substrate 32, then the fiduciary level of getting test ready of touch-control module 30 is preferable.
Please refer to Fig. 4, Fig. 4 is the synoptic diagram of driving circuit of the electric resistance touch-control module of Fig. 3.The driving circuit of electric resistance touch-control module comprises a complexity programmable logic device (CPLD) 42, an analog-to-digital converter (A/D) 46 and a microprocessing unit (MCU) 44.Complexity programmable logic device 42 is used for handling the short-circuit voltage of the conductive layer of the many strip electrodes 37 of second substrate 36 and first substrate 32, to produce the simulating signal of directions X.In addition, complexity programmable logic device 42 has the function of multiplexer, can be directly the digital signal of Y direction be sent to microprocessing unit 44.Analog-to-digital converter 46 is used for the analog signal conversion of directions X is become the digital signal of directions X.When touch-control module 30 detects an input point, many strip electrodes 37 on multiple scanning second substrate 36, the digital signal of Y direction can be learnt by many strip electrodes 37 directly that the simulating signal of directions X can be learnt according to the voltage difference of equipotential line 33 by complexity programmable logic device 42.The simulating signal of directions X produces the digital signal of directions X via analog-to-digital converter 46.At last, microprocessing unit 44 according to the digital signal of the digital signal of directions X and Y direction produce input point coordinate figure (X, Y).
Please refer to Fig. 5, Fig. 5 is the synoptic diagram of second embodiment of electric resistance touch-control module.Contact panel 50 comprises one first substrate 52, a wall 54 and one second substrate 56.First substrate 52 is used for detecting the position of an input point in directions X, and second substrate 56 is used for detecting the position of input point in the Y direction.Many first electrodes 51 are formed on first substrate 52, and many first electrodes 51 have one first voltage difference in directions X, therefore will produce equipotential line 53 along directions X.Many second electrodes 55 are formed on second substrate 56, and many second electrodes 55 have one second voltage difference in the Y direction, therefore will produce equipotential line 57 along the Y direction.Wall 54 is used for isolating many first electrodes 51 and many second electrodes 55 between first substrate 52 and second substrate 56.In the present embodiment, comprise first electrode 51 and second electrode 55 on first substrate 52 and second substrate 56 respectively, first electrode 51 and second electrode 55 need enough width to produce equipotential line 53 and equipotential line 55, when two substrate contacts, calculate the directions X and the Y direction coordinate of input point according to the voltage difference of first electrode 51 and second electrode 55.In second embodiment of the invention, though contact panel 50 is provided with first electrode 51 and second electrode 55 respectively on first substrate 52 and second substrate 56, but because the width of first electrode 51 and second electrode 55 is big and negligible amounts, so the processing procedure of contact panel 50 is simpler.
Please refer to Fig. 6, Fig. 6 is the synoptic diagram of driving circuit of the electric resistance touch-control module of Fig. 5.The driving circuit of electric resistance touch-control module comprises a complexity programmable logic device 62, an analog-to-digital converter 66 and a microprocessing unit 64.Complexity programmable logic device 62 is used for handling the short-circuit voltage of many first electrodes 51 and many second electrodes 55, with the simulating signal of generation directions X and the simulating signal of Y direction.Analog-to-digital converter 66 is used for the analog signal conversion of the simulating signal of directions X and Y direction is become the digital signal of directions X and the digital signal of Y direction.When contact panel 50 detects an input point, first electrode 51 on multiple scanning first substrate 52 or second electrode 55 on second substrate 56 are found out the simulating signal of directions X and Y direction according to the voltage difference of the equipotential line 57 of the equipotential line 53 of first electrode 51 and second electrode 55 via complexity programmable logic device 62.The simulating signal of directions X and Y direction produces the digital signal of directions X and Y direction via analog-to-digital converter 66.At last, microprocessing unit 64 according to the digital signal of the digital signal of directions X and Y direction produce input point coordinate figure (X, Y).
In sum, the electric resistance touch-control panel of whole plane of the present invention comprises an electric resistance touch-control module and a decorating film.This electric resistance touch-control module is installed in the framework, can be used to detect the input signal of multi-point touch.This decorating film is fixed in the top of this electric resistance touch-control module with an optical cement, forms a smooth surface with this framework, so the user can operate the marginal position around the contact panel very easily.In addition, this electric resistance touch-control module utilization applies voltage and produces the electrode that equipotential line replaces patterning formation, can increase the durability of electric resistance touch-control panel.
The above only is preferred embodiment of the present invention, and all equalizations of being done according to claim scope of the present invention change and modify, and all should belong to covering scope of the present invention.
Claims (13)
1. the electric resistance touch-control panel of a whole plane comprises:
One electric resistance touch-control module is installed in the framework, can be used to detect the input signal of multi-point touch; And
One decorating film is fixed in the top of this electric resistance touch-control module with an optical cement, and this decorating film and this framework form a smooth surface.
2. electric resistance touch-control panel according to claim 1, wherein this electric resistance touch-control module comprises:
One first substrate is used for detecting the position of an input point in a first direction;
One conductive layer is formed on this first substrate, and this conductive layer has a voltage difference in this first direction;
One second substrate is used for detecting the position of this input point in a second direction;
Many strip electrodes are formed on this second substrate, and these many strip electrodes are vertical with this second direction; And
One wall is arranged between this first substrate and this second substrate, is used for isolating this conductive layer and these many strip electrodes.
3. electric resistance touch-control panel according to claim 2, wherein this electric resistance touch-control module also comprises:
One complexity programmable logic device is used for handling the short-circuit voltage of these many strip electrodes and this conductive layer, with the simulating signal that produces this first direction and the digital signal of this second direction;
One analog-to-digital converter is used for the analog signal conversion of this first direction is become the digital signal of this first direction; And
One microprocessing unit is used for producing according to the digital signal of the digital signal of this first direction and this second direction the coordinate figure of this input point.
4. electric resistance touch-control panel according to claim 1, wherein this electric resistance touch-control module comprises:
One first substrate is used for detecting the position of an input point in a first direction;
Many first electrodes are formed on this first substrate, and these many first electrodes have one first voltage difference in this first direction;
One second substrate is used for detecting the position of this input point in a second direction;
Many second electrodes are formed on this second substrate, and these many second electrodes have one second voltage difference in this second direction; And
One wall is arranged between this first substrate and this second substrate, is used for isolating these many first electrodes and these many second electrodes.
5. electric resistance touch-control panel according to claim 4, wherein this electric resistance touch-control module also comprises:
One complexity programmable logic device is used for handling the short-circuit voltage of these many first electrodes and these many second electrodes, with the simulating signal that produces this first direction and the simulating signal of this second direction;
One analog-to-digital converter is used for the simulating signal of this first direction and the analog signal conversion of this second direction are become the digital signal of this first direction and the digital signal of this second direction; And
One microprocessing unit is used for producing according to the digital signal of the digital signal of this first direction and this second direction the coordinate figure of this input point.
6. electric resistance touch-control panel according to claim 1, wherein this decorating film comprises:
One upper surface forms this smooth surface with this framework;
One base material; And
A lower surface engages with this electric resistance touch-control module by this optical cement.
7. electric resistance touch-control panel according to claim 6, wherein this decorating film has a decorative pattern, is formed at this lower surface.
8. electric resistance touch-control panel according to claim 7, wherein this decorative pattern is to utilize methods such as dip-coating, male and fomale(M﹠F) coating, sputter, evaporation, chemical vapor deposition, wire mark or liner printing to form.
9. electric resistance touch-control panel according to claim 7, wherein this decorative pattern is a multicolour pattern.
10. electric resistance touch-control panel according to claim 6, wherein this upper surface is the material of transparent acrylic or epoxy resin.
11. electric resistance touch-control panel according to claim 6, wherein this base material is the material of polycarbonate, amorphous cyclisation polyene resin, polyethersulfone, poly-cycloolefin, tri acetyl cellulose, polyethylene terephthalate or polymethylmethacrylate.
12. electric resistance touch-control panel according to claim 6, wherein this lower surface is the material of transparent acrylic or epoxy resin.
13. electric resistance touch-control panel according to claim 1, wherein this framework is a transparent materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010114761 CN102163113A (en) | 2010-02-20 | 2010-02-20 | Whole plane resistive touch control panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010114761 CN102163113A (en) | 2010-02-20 | 2010-02-20 | Whole plane resistive touch control panel |
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| Publication Number | Publication Date |
|---|---|
| CN102163113A true CN102163113A (en) | 2011-08-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010114761 Pending CN102163113A (en) | 2010-02-20 | 2010-02-20 | Whole plane resistive touch control panel |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104375704A (en) * | 2014-11-13 | 2015-02-25 | 蓝思科技（长沙）有限公司 | UV film sensor, manufacturing method of UV film sensor and touch control screen |
| CN109064882A (en) * | 2018-07-18 | 2018-12-21 | 业成科技（成都）有限公司 | Display device and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050275634A1 (en) * | 2004-06-15 | 2005-12-15 | International Business Machines Corportion | Resistive scanning grid touch panel |
| CN201035938Y (en) * | 2007-03-20 | 2008-03-12 | 洋华光电股份有限公司 | Improved touch control panel structure |
| US20090127086A1 (en) * | 2007-11-20 | 2009-05-21 | Chen-Yu Liu | Touch control device and method thereof |
-
2010
- 2010-02-20 CN CN 201010114761 patent/CN102163113A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050275634A1 (en) * | 2004-06-15 | 2005-12-15 | International Business Machines Corportion | Resistive scanning grid touch panel |
| CN201035938Y (en) * | 2007-03-20 | 2008-03-12 | 洋华光电股份有限公司 | Improved touch control panel structure |
| US20090127086A1 (en) * | 2007-11-20 | 2009-05-21 | Chen-Yu Liu | Touch control device and method thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104375704A (en) * | 2014-11-13 | 2015-02-25 | 蓝思科技（长沙）有限公司 | UV film sensor, manufacturing method of UV film sensor and touch control screen |
| CN104375704B (en) * | 2014-11-13 | 2017-12-19 | 蓝思科技（长沙）有限公司 | UV films inductor, its preparation method and touch screen |
| CN109064882A (en) * | 2018-07-18 | 2018-12-21 | 业成科技（成都）有限公司 | Display device and preparation method thereof |
| CN109064882B (en) * | 2018-07-18 | 2021-01-29 | 业成科技（成都）有限公司 | Display device and method for manufacturing the same |
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Application publication date: 20110824 |