CN201548943U - Resistance type touch screen with multi-point touch function - Google Patents
Resistance type touch screen with multi-point touch function Download PDFInfo
- Publication number
- CN201548943U CN201548943U CN2009202616686U CN200920261668U CN201548943U CN 201548943 U CN201548943 U CN 201548943U CN 2009202616686 U CN2009202616686 U CN 2009202616686U CN 200920261668 U CN200920261668 U CN 200920261668U CN 201548943 U CN201548943 U CN 201548943U
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- silver slurry
- slurry circuit
- circuit
- thin film
- screen
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Abstract
The utility model relates to a multilayer resistance type touch screen comprising an upper screen and a lower screen, wherein an upper layer of silver paste circuit and a lower layer of silver paste circuit that are mutually insulated are printed in the upper and lower screens, thereby increasing the wiring quantity under the premise that the touch screens are not expanded and the silver paste circuits are not refined.
Description
Technical field
The utility model relates to a kind of touch-screen, refers specifically to a kind of resistive touch screen with multi-touch function.
Background technology
Touch-screen kind in the market is a lot, common resistive touch screen, can only realize the function of single-point touches, and its wire laying mode is basic identical, on, respectively be furnished with one deck silver slurry circuit down in the two-layer circuit, in the ordinary course of things, this wire laying mode volume simple in structure is less, quite is subjected to production and processing person's approval, along with increasing of product function, the renewal of technology, released a kind of resistive touch screen that can realize multiple spot while touch function on the market, but its requirement there is more silver slurry circuit to finish, in limited area, realize arranging of more silver slurry circuit, just must dwindle the width of silver slurry circuit, and tiny silver slurry circuit not only brings bigger difficulty to production and processing, and fracture easily, can not guarantee product quality.
In order to solve the problem that exists in the above technology, the utility model has been made following technical solution.
Summary of the invention
The utility model discloses a kind of resistive touch screen with multi-touch function, form by upper strata screen and lower floor's screen, lower floor's screen comprises dianegative (1), optics glue-line (2), electrically conducting transparent basic unit (3), silver slurry circuit (4) in the electrically conducting transparent basic unit (3), insulation course (5) on the silver slurry circuit (4), silver slurry circuit (6) on the insulation course (5), insulation course (7) on the silver slurry circuit (6), these have formed lower floor's screen operating circuit, shown in figure (1), basecoat at lower floor's screen is dianegative (1), optics glue-line (2) is arranged above the dianegative (1), on optics glue-line (2) electrically conducting transparent basic unit (3), around electrically conducting transparent basic unit (3) upper surface, be printed on silver slurry circuit (4), on silver slurry circuit (4), be printed on insulation course (5), on be printed on insulation course (5), be printed with silver slurry circuit (6), on silver slurry circuit (6), be printed with insulation course (7).
The upper strata screen comprises insulation course (8), silver slurry circuit (9), insulation course (10), silver slurry circuit (11), electrically conducting transparent basic unit (12), optics glue-line (13), transparent panel (14), these have formed upper strata screen operating circuit, by tiny transparent isolating points (15) their insulation are separated between electrically conducting transparent basic unit (3) and the electrically conducting transparent basic unit (12), and be in the same place all around they being pasted of upper strata screen and lower floor's screen by mucigel (16), shown in figure (1), last layer at upper strata screen is transparent panel (14), optics glue-line (13) is arranged below the transparent panel (14), below optics glue-line (13) electrically conducting transparent basic unit (12), around electrically conducting transparent basic unit (12) lower surface, be printed on silver slurry circuit (11), on silver slurry circuit (11), be printed on insulation course (10), on be printed on insulation course (10), be printed with silver slurry circuit (9), on silver slurry circuit (9), be printed with insulation course (8).Electrically conducting transparent basic unit (3) and electrically conducting transparent basic unit (12) are connected on the flexible circuit board (17) with silver slurry circuit (9) and silver slurry circuit (11) by silver slurry circuit (4) and silver slurry circuit (6), be connected on the touch screen controller by flexible circuit board again, under the driving of touch screen controller, carry out work.
The resistive touch screen of multilayer silver slurry circuit is in limited wiring regional extent, realizing by the number of plies that increases the silver slurry circuit in the touch-screen levels electrically conducting transparent basic unit under the prerequisite of not refinement silver slurry circuit, not only process simple and convenient, increased the quantity of wiring, and printed silver is starched not easy fracture of circuit, guaranteed the serviceable life of product, therefore extensively adopted being applied on mobile phone, PDA, GPS, MP4, the POS machine.
Description of drawings
As Fig. 1 is the combination assumption diagram of the resistive touch screen of multi-touch function.
As Fig. 2 is the A-A sectional view of the resistive touch screen of multi-touch function.
Embodiment
Below in conjunction with accompanying drawing the utility model is further described.Resistive touch screen as depicted in figs. 1 and 2 with multi-touch function, it comprises: the dianegative (1) that is made of glass or rigid plastic sheet, optics glue-line (2), be coated with the electrically conducting transparent basic unit (3) of conducting metal oxide or organic conductive material, silver slurry circuit (4), insulation course (5), silver slurry circuit (6), insulation course (7), insulation course (8), silver slurry circuit (9), insulation course (10), silver slurry circuit (11), be coated with the electrically conducting transparent basic unit (12) of conducting metal oxide or organic conductive material, optics glue-line (13), transparent panel (14), transparent isolating points (15), mucigel (16), it is also comprising: the flexible circuit board (17) that is connected to silver slurry circuit.
Described dianegative (1) can be glass, polycarbonate (Polycarbonate, PC), polyester (Polythylene terephthalate, PET), polymethyl methacrylate (Polymethylmethacrylate, PMMA).
The conductive material that described electrically conducting transparent basic unit (3) and electrically conducting transparent basic unit (12) are coated with can be a transparent metal oxide, as indium tin oxide (Indium Tin Oxide) or transparent electroconductive organic film, as poly-two fat dioxy thiophenes (PEDOT).
Described optics glue-line (2) and optics glue-line (13) refer to optical grade transparent double faced adhesive tape (Optically Clear Adhesive, OCA).
Described silver slurry circuit (4), silver slurry circuit (6), silver slurry circuit (9), silver slurry circuit (11) refer to the conducting wire that forms by the silver powder potpourri of screen painting in electrically conducting transparent basic unit (3) and electrically conducting transparent basic unit (12).
Described insulation course (5), insulation course (7), insulation course (8), insulation course (10) refer to by the insulation glue-line of screen painting in electrically conducting transparent basic unit (3) and electrically conducting transparent basic unit (12).
Described mucigel (16) can be by the water-based mucigel of screen painting in electrically conducting transparent basic unit (3) and electrically conducting transparent basic unit (12), also can be a kind of double faced adhesive tape of special stickiness.
Described flexible circuit board (17) can be that the mode by hot pressing is connected to silver slurry circuit, also can be to be connected on the silver slurry circuit by the mode of pasting.
Described transparent panel (14) can be polycarbonate (Polycarbonate, PC), polyester (Polythylene terephthalate, PET), polymethyl methacrylate (Polymethylmethacrylate, PMMA).
A kind of resistive touch screen with multi-touch function, comprise upper strata screen operating circuit and lower floor's screen operating circuit, upper strata screen operating circuit and lower floor's screen operating circuit separate their insulation by tiny transparent isolating points, and by year glue-line combine, in upper strata screen operating circuit, have and two-layerly arrange up and down, the silver slurry circuit of mutually insulated, in lower floor screen operating circuit, also have and two-layerly arrange up and down, the silver slurry circuit of mutually insulated, these four groups silver slurry circuit one ends respectively are conducted with electrically conducting transparent basic unit (3) and electrically conducting transparent basic unit (12), the other end all is pooled on the flexible circuit board (17), be connected with touch screen controller by flexible circuit board, under the touch-screen "on" position, when finger or felt pen when pushing touch screen transparent panel (14), make upper strata screen operating circuit and lower floor's screen operating circuit short circuit and conducting, touch signal will be by silver slurry circuit, pass to touch screen controller by flexible circuit board, through the processing and the conversion of touch screen controller, become instruction and give the execution of equipment master controller.
Claims (3)
1. a multilayer touches resistive touch screen, by base plate, the optics glue-line, lower floor's ito thin film, silver slurry circuit 1 on lower floor's ito thin film, insulation course 1 on lower floor's ito thin film, silver slurry circuit 2 on lower floor's ito thin film, insulation course 2 on lower floor's ito thin film, insulation course 2 on the ito thin film of upper strata, silver slurry circuit 2 on the ito thin film of upper strata, insulation course 1 on the ito thin film of upper strata, silver slurry circuit 1 on the ito thin film of upper strata, the upper strata ito thin film, optics glue-line 2 and upper strata panel are formed, and it is characterized in that increasing by the wiring number of plies that increases silver slurry circuit the cabling quantity of silver slurry circuit.
2. touch resistive touch screen by the described multilayer of claim 1, it is characterized in that with the insulation course being medium, print two-layer silver slurry circuit respectively, two-layer silver slurry circuit is respectively arranged in last aspect and subsurface, insulate each other at the upper and lower surface of this medium.
3. touch resistive touch screen by the described multilayer of claim 1, an end of its four layers silver slurry circuit all with touch-screen on inductive layer be conducted, the other end all converges at winding displacement and is connected with winding displacement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202616686U CN201548943U (en) | 2009-12-18 | 2009-12-18 | Resistance type touch screen with multi-point touch function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202616686U CN201548943U (en) | 2009-12-18 | 2009-12-18 | Resistance type touch screen with multi-point touch function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201548943U true CN201548943U (en) | 2010-08-11 |
Family
ID=42604119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202616686U Expired - Fee Related CN201548943U (en) | 2009-12-18 | 2009-12-18 | Resistance type touch screen with multi-point touch function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201548943U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102033677A (en) * | 2010-12-07 | 2011-04-27 | 深圳欧菲光科技股份有限公司 | Conductive line of multipoint resistance type touch screen |
| CN102279688A (en) * | 2010-06-12 | 2011-12-14 | 深圳欧菲光科技股份有限公司 | Conducting circuits for resistance type touch screen with multi-point touch control |
| CN114624811A (en) * | 2022-05-17 | 2022-06-14 | 深圳市北泰显示技术有限公司 | Production method of display screen backlight module |
-
2009
- 2009-12-18 CN CN2009202616686U patent/CN201548943U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102279688A (en) * | 2010-06-12 | 2011-12-14 | 深圳欧菲光科技股份有限公司 | Conducting circuits for resistance type touch screen with multi-point touch control |
| CN102033677A (en) * | 2010-12-07 | 2011-04-27 | 深圳欧菲光科技股份有限公司 | Conductive line of multipoint resistance type touch screen |
| CN114624811A (en) * | 2022-05-17 | 2022-06-14 | 深圳市北泰显示技术有限公司 | Production method of display screen backlight module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100811 Termination date: 20181218 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |