CN202035211U - Flexible printed circuit board and touch screen with same - Google Patents
Flexible printed circuit board and touch screen with same Download PDFInfo
- Publication number
- CN202035211U CN202035211U CN2011200679368U CN201120067936U CN202035211U CN 202035211 U CN202035211 U CN 202035211U CN 2011200679368 U CN2011200679368 U CN 2011200679368U CN 201120067936 U CN201120067936 U CN 201120067936U CN 202035211 U CN202035211 U CN 202035211U
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- CN
- China
- Prior art keywords
- flexible printed
- circuit board
- printed wiring
- wiring board
- electrode
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model provides a flexible printed circuit board, which is electrically connected with a touch panel and a driving/driven element and comprises a circuit board and a shielding layer, wherein the shielding layer is covered on the circuit board and is provided with at least one opening capable of exposing a circuit of the circuit board between the touch control panel and the driving/driven element. Compared with the prior art, the flexible printed circuit board has the beneficial effects that the test and judgment can be carried out without the hot pressing of the flexible circuit board for distinguishing unqualified products, the unnecessary loss of the flexible printed circuit board can not be caused, the production cost can be saved, whether the problem occurs on the touch control panel or the flexible printed circuit board can be judged in the test and judging process, and the quality control efficiency is higher.
Description
Technical field
The utility model relates to a kind of flexible printed wiring board and has the touch-screen of this flexible printed wiring board, especially relates to a kind of touch-screen of screening the flexible printed wiring board of touch-screen quality and having this flexible printed wiring board be convenient to.
Background technology
As shown in Figure 1,2 touch-screens of existing ground four lines/five-line generally comprise a touch panel 1, one master/passive device 2, and the flexible printed wiring board 3 that connects described touch panel 1 and master/passive device 2.As shown in Figure 2, the substrate 11 of reaching the standard grade of described touch panel 1 can the formation circuit with the substrate 12 that rolls off the production line by anisotropic conductive 4 hot pressing with described flexible printed wiring board 3 and be connected, and carries out message transmission by described circuit connection.
As shown in Figure 3, existing flexible printed wiring board 3 generally comprises a circuit board 31, end at described circuit board 31 is provided with golden finger 32, be provided with the binding end 35 that can electrically connect with described touch panel 1 at the other end of described circuit board 31, described flexible printed wiring board 3 also comprises the shielding layer 33 that is covered on the described circuit board 31, and for strengthening the stiffening plate 34 of described golden finger 32 stabilitys, preferably, described binding end 35 can by anisotropic conductive 4 hot pressing and electrically connect described touch panel 1, described master/passive device 2 is arranged between described binding end 35 and the described golden finger 32, and and described flexible printed wiring board 3 electric connections.
Yet described prior art has following problem:
1. in process of producing product, be difficult to effective management and control product quality, must behind the described flexible printed wiring board 3 of hot pressing, just can test judgement, defective to screen out, cause the flexible printed wiring board consume, improve production cost;
2. when finding that product is unusual, being difficult to the decision problem point is to occur on the touch panel 1, still occurs on the flexible printed wiring board 3, and the product tube efficiency is lower.
The utility model content
At the deficiencies in the prior art, the utility model is for solving the technical problem of above-mentioned prior art, a kind of improved flexible printed wiring board is provided and had the touch-screen of this circuit board.
The purpose of this utility model realizes by following technical scheme is provided:
A kind of flexible printed wiring board, electrically connect touch panel and master/passive device, described flexible printed wiring board comprises: a circuit board, be covered in the shielding layer on the described circuit board, wherein, described shielding layer is provided with the opening that at least one can expose described circuit board line between described contact panel and described master/passive device.
As further improvement of the utility model, one end of described circuit board is made as binding end, the other end of described circuit board is made as golden finger, described binding end comprises four terminals, described four terminals respectively with described touch panel on first electrode, second electrode, third electrode, the electrode contact of the 4th electrode electrically connect.
As further improvement of the utility model, described opening is and described circuit board line several openings one to one.
As further improvement of the utility model, described flexible printed wiring board comprises that also one selectively covers the protective device of described opening.
As further improvement of the utility model, described protective device adopts electrically non-conductive material to constitute.
The purpose of this utility model is also by providing following technical scheme to realize:
A kind of touch-screen, comprise a touch panel, one master/passive device, and the flexible printed wiring board that connects described touch panel and described master/passive device, flexible printed wiring board comprises: a circuit board, be covered in the shielding layer on the described circuit board, wherein, described shielding layer is provided with the opening that at least one can expose described circuit board line between described contact panel and described master/passive device.
As further improvement of the utility model, one end of described circuit board is made as binding end, the other end of described circuit board is made as golden finger, described binding end comprises four terminals, described four terminals respectively with described touch panel on first electrode, second electrode, third electrode, the electrode contact of the 4th electrode electrically connect.
As further improvement of the utility model, described opening is and described circuit board line several openings one to one.
As further improvement of the utility model, described flexible printed wiring board comprises that also one selectively covers the protective device of described opening.
As further improvement of the utility model, described protective device adopts electrically non-conductive material to constitute.
Compared with prior art, the beneficial effects of the utility model are:
1. need not the hot pressing flexible circuit board and can test judgement,, can not cause the fearless consume of flexible printed wiring board, save production cost to screen out substandard product;
2. in the process that test is judged, can decision problem be to occur on the touch panel, or on the flexible printed wiring board, the product tube efficiency be higher.
Description of drawings
The utility model is described in further detail below in conjunction with accompanying drawing:
Fig. 1 is the module diagram of touch-screen in the prior art.
Fig. 2 is the touch panel schematic diagram that hot pressing is connected with flexible printed wiring board in the prior art.
Fig. 3 is the generalized section of flexible printed wiring board in the prior art.
Fig. 4 is the module diagram of touch-screen in the utility model preferred forms.
Fig. 5 is the generalized section of flexible circuit board in the utility model preferred forms.
Fig. 6 is the touch panel schematic diagram that pressurization is connected with flexible circuit board in the utility model preferred forms.
Embodiment
Following with reference to description of drawings preferred forms of the present utility model.
As shown in Figure 4, the touch-screen in the utility model preferred forms comprises a touch panel 10, one master/passive devices 20, and the flexible printed wiring board 30 that connects described touch panel 10 and master/passive device 20.Wherein, described flexible printed wiring board 30 electrically connects with described touch panel 10 by the binding end 305 that is provided with thereon, described binding end 305 specifically comprises four terminals, these four terminals respectively with described touch panel 10 on first electrode 101, second electrode 102, third electrode 103, the electrode contact of the 4th electrode 104 electrically connect, wherein, described first electrode 101 is positioned at the left side of described touch panel 10; Described second electrode 102 is positioned at the right side of described touch panel 10; Described third electrode 103 is positioned at the upside of described touch panel 10; Described the 4th electrode 104 is positioned at the downside of described touch panel 10.
As shown in Figure 5, flexible printed wiring board 30 generally comprises a circuit board 301, end at described circuit board 301 is provided with golden finger 302, be provided with the binding end 305 that can electrically connect with described touch panel 10 at the other end of described circuit board 301, described flexible printed wiring board 30 also comprises the shielding layer 303 that is covered on the described circuit board 31, and for strengthening the stiffening plate 304 of described golden finger 302 stabilitys, preferably, described binding end 305 can electrically connect described touch panel 10, described master/passive device 20 is arranged between described binding end 305 and the described golden finger 302, and and described flexible printed wiring board 30 electric connections.In preferred forms of the present utility model, described shielding layer 303 is offered an opening 3031 between touch panel 10 and master/passive device 20, particularly, be that described opening 3031 is between described binding end 305 and described master/passive device 20, to utilize the false described flexible printed wiring board 30 (specifically can join Fig. 6) of pressing, make line survey machine see through this opening 3031 and detect transmission signals in the flexible printed wiring board 30, and judge by described transmission signals whether described touch panel 10 is qualified, effectively to carry out product when detecting, reduce the waste of flexible printed wiring board 30, save production cost.Preferably; described opening 3031 can be designed to an opening; perhaps with described flexible circuit board circuit several openings one to one; its opening shape can be circle, square etc.; as long as can expose described circuit board line; in addition; in a preferred implementation of the present utility model; described flexible printed wiring board 30 also is provided with a boundary belt (not shown) of selectively covering described opening 3031; this boundary belt can cover described opening 3031 and not expose; preferably, the material of this boundary belt is an electrically non-conductive material.
As shown in Figure 6, when carrying out Quality Detection, can apply a pressure by reach the standard grade substrate 101 or the substrate 102 that rolls off the production line of 50 pairs of described touch panels 10 of a pressure head, make described touch panel 10 and described flexible printed wiring board 30 electrically connect, in an execution mode of the present utility model, can make first electrode 101, second electrode 102, third electrode 103, the 4th electrode 104 of described touch panel 10 electrically connect, for use in follow-up detection with the binding end 305 of described flexible printed wiring board 30.Certainly, in other execution modes of the present utility model, can utilize other device described touch panel 10 of conducting and described flexible printed wiring boards 30, give unnecessary details no longer one by one at this.
Although be the example purpose, preferred implementation of the present utility model is disclosed, but those of ordinary skill in the art will recognize that under situation about not breaking away from by the disclosed scope and spirit of the present utility model of appending claims, various improvement, increase and replacement are possible.
Claims (10)
1. flexible printed wiring board, electrically connect touch panel and master/passive device, described flexible printed wiring board comprises: a circuit board, be covered in the shielding layer on the described circuit board, it is characterized in that described shielding layer is provided with the opening that at least one can expose described circuit board line between described contact panel and described master/passive device.
2. a kind of flexible printed wiring board according to claim 1, it is characterized in that, one end of described circuit board is made as binding end, the other end of described circuit board is made as golden finger, described binding end comprises four terminals, described four terminals respectively with described touch panel on first electrode, second electrode, third electrode, the electrode contact of the 4th electrode electrically connect.
3. a kind of flexible printed wiring board according to claim 1 is characterized in that, described opening is and described circuit board line several openings one to one.
4. according to any described a kind of flexible printed wiring board in the claim 1 to 3, it is characterized in that described flexible printed wiring board comprises that also one selectively covers the protective device of described opening.
5. a kind of flexible printed wiring board according to claim 4 is characterized in that, described protective device adopts electrically non-conductive material to constitute.
6. touch-screen, comprise a touch panel, one master/passive device, and the flexible printed wiring board that connects described touch panel and described master/passive device, flexible printed wiring board comprises: a circuit board, be covered in the shielding layer on the described circuit board, it is characterized in that described shielding layer is provided with the opening that at least one can expose described circuit board line between described contact panel and described master/passive device.
7. flexible printed wiring board according to claim 6, it is characterized in that, one end of described circuit board is made as binding end, the other end of described circuit board is made as golden finger, described binding end comprises four terminals, described four terminals respectively with described touch panel on first electrode, second electrode, third electrode, the electrode contact of the 4th electrode electrically connect.
8. flexible printed wiring board according to claim 7 is characterized in that, described opening is and described circuit board line several openings one to one.
9. according to any described flexible printed wiring board in the claim 6 to 8, it is characterized in that described flexible printed wiring board comprises that also one selectively covers the protective device of described opening.
10. flexible printed wiring board according to claim 9 is characterized in that, described protective device adopts electrically non-conductive material to constitute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200679368U CN202035211U (en) | 2011-03-15 | 2011-03-15 | Flexible printed circuit board and touch screen with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200679368U CN202035211U (en) | 2011-03-15 | 2011-03-15 | Flexible printed circuit board and touch screen with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202035211U true CN202035211U (en) | 2011-11-09 |
Family
ID=44897491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200679368U Expired - Fee Related CN202035211U (en) | 2011-03-15 | 2011-03-15 | Flexible printed circuit board and touch screen with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202035211U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102227155A (en) * | 2011-03-15 | 2011-10-26 | 苏州超联光电有限公司 | Flexible printed wiring board and touch screen possessing flexible printed wiring board |
| CN102855020A (en) * | 2012-09-25 | 2013-01-02 | 信利半导体有限公司 | Manufacture method of touch screen and touch screen manufactured by method |
| CN103677368A (en) * | 2012-09-20 | 2014-03-26 | 瀚宇彩晶股份有限公司 | Connected structure formed by touch panel and flexible printed circuit board |
| CN103941109A (en) * | 2013-01-21 | 2014-07-23 | 宸鸿科技(厦门)有限公司 | A test device of a touch panel |
| CN104039080A (en) * | 2014-05-26 | 2014-09-10 | 京东方科技集团股份有限公司 | Circuit board and display device |
-
2011
- 2011-03-15 CN CN2011200679368U patent/CN202035211U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102227155A (en) * | 2011-03-15 | 2011-10-26 | 苏州超联光电有限公司 | Flexible printed wiring board and touch screen possessing flexible printed wiring board |
| CN103677368A (en) * | 2012-09-20 | 2014-03-26 | 瀚宇彩晶股份有限公司 | Connected structure formed by touch panel and flexible printed circuit board |
| CN103677368B (en) * | 2012-09-20 | 2016-11-23 | 瀚宇彩晶股份有限公司 | Contact panel and the connected structure of flexible circuit board |
| CN102855020A (en) * | 2012-09-25 | 2013-01-02 | 信利半导体有限公司 | Manufacture method of touch screen and touch screen manufactured by method |
| CN103941109A (en) * | 2013-01-21 | 2014-07-23 | 宸鸿科技(厦门)有限公司 | A test device of a touch panel |
| WO2014110941A1 (en) * | 2013-01-21 | 2014-07-24 | 宸鸿科技(厦门)有限公司 | Testing apparatus of touch panel |
| CN104039080A (en) * | 2014-05-26 | 2014-09-10 | 京东方科技集团股份有限公司 | Circuit board and display device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111109 Termination date: 20140315 |