CN1581044A - Contact controlled panel - Google Patents
Contact controlled panel Download PDFInfo
- Publication number
- CN1581044A CN1581044A CN 03152570 CN03152570A CN1581044A CN 1581044 A CN1581044 A CN 1581044A CN 03152570 CN03152570 CN 03152570 CN 03152570 A CN03152570 A CN 03152570A CN 1581044 A CN1581044 A CN 1581044A
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- CN
- China
- Prior art keywords
- contact panel
- battery lead
- printed wiring
- flexible printed
- wiring board
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- 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.)
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Abstract
The present invention relates to a touch-controlled panel, and it is characterized by that the conductor of the touch-controlled panel can be designed on the flexible printed circuit board, so that the overall area of the touch-controlled panel can be reduced.
Description
Technical field
The present invention relates to a kind of design of contact panel, particularly relate to and use flexible printed wiring board to reduce the entire area of contact panel.
Background technology
In daily life now, the product that contact panel can be seen everywhere.For example, in bank or the roadside has ATM (Automatic Teller Machine) (ATM; Automatic Teller Machines), or all contact panel can be arranged, can provide the user to utilize contact panel to carry out different operations, as deposit/drawings or understand the brief introduction and the tour of scenic spot at the automatic explanation device of scenic spot.Generally have so-called writing input board on mobile computer, can allow the user replace mouse when Operational Note type computing machine becomes indicator device and hand-write input function is provided.And personal digital assistant (PDA; Personal Digital Assistant) also allow the application of contact panel more frequent and reach another diversified application with the rise of flat computer (Tablet PC).
A kind of decomposing schematic representation of contact panel 100 as shown in Figure 1, comprise electric pole plate 110 and lower electrode plate 120, upper conductor 116 electrically is connected to electric pole plate 110, lower wire 126 is electric is connected to lower electrode plate 120, and gap 130 electrically separates electric pole plate 110 and lower electrode plate 120, and wherein electric pole plate 110 and lower electrode plate 120 are respectively by dielectric layers 112,122 form, and conductor layer 114,124 arranged respectively on insulation course 112,122.If the application of contact panel 100 is to be incorporated on the LCD, then two-layer conductor layer 114,124 must be a transparent conductor, for example tin indium oxide or indium zinc oxide.The side-looking structural representation that each assembly of contact panel 100 is formed as shown in Figure 2, wherein separates with gap 130 between electric pole plate 110 and the lower electrode plate 120, and attaches mutually with adhesive agent 132.The plan structure synoptic diagram of contact panel 100, as shown in Figure 3, active area 102 is positioned at central authorities, mainly provides the user and operates in the above.When contact panel 100 is incorporated on the display, need a transparent region 104 can show the image of below.Generally, the area of transparent region 104 can be also bigger than active area 102.Neighboring area 106 in transparent region 104 peripheries, mainly be allow upper conductor 116 and lower wire 126 can layout thereon.
The two ends of the upper conductor 116 of contact panel 100 externally can connect different current potentials; Similarly, the two ends of lower wire 126 also can externally can connect different current potentials.Therefore electric pole plate 110 is to present graded with the potential change of lower electrode plate 120.When finger or pointer are a bit exerted pressure to certain of contact panel 100, the distance change between this point of electric pole plate 110 and lower electrode plate 120, thereby changed electric capacity between this point.When the electric capacity change of this point, electric pole plate 110 originally also can change with the gradient current potential of lower electrode plate 120.Can calculate the position that finger or pointer are exerted pressure to contact panel 100 after result's output with these changes.
In consumption electronic products, the compact and low price on the volume is the consumer or the emphasis of user's requirement often at present.Therefore, consumption electronic products tend to adopt film to glass if need contact panel, and film is to plastics, or film is to the electric resistance touch-control panel of the framework of film.In the design of film to the electric resistance touch-control panel of glass, each manufacturer touches the misoperation that produces for effectively preventing electric pole plate to lower electrode plate is unexpected, mostly takes to use between the power-on and power-off pole plate gap.Gap can also be controlled user's action of writing and Newton ring except the misoperation that can prevent contact panel.
Mostly the mode that adopts screen printing on the manufacture process of contact panel gap.And the higher glass of quality requirements to glass resistor formula contact panel on, can between glass, place liquid crystal.
In the manufacture process of contact panel, the design of the lead of power-on and power-off pole plate outside can be used the design of silver-colored road bus usually.And silver-colored road bus usually can be subjected to cold and hot impact and rising-heat contracting-cold.Therefore, for the linearity of the circuit that keeps contact panel is stable, generally can design the stability of the silver-colored road bus of broad with guaranteed quality.
Yet the silver-colored road bus of broad can cause the area of contact panel bigger.For the user, can't reach the compact requirement of product.Moreover, also can asymmetric neighboring area be arranged around the contact panel, as shown in Figure 3 because of the silver-colored road bus of broad.This is suitable inconvenience in the design of consumer products.
Present resistance-type liquid crystal touch control panel, upper and lower base plate all uses transparent conductive film.Lead design on every side, the design of wrong burst at the seams road and eclipsed form.Therefore also there is certain width the peripheral region, also causes the neighboring area area of both sides of contact panel asymmetric.And the material of lead is a silver, itself is subjected to influence wet and heat easily, so the insulating gel of neighboring area must be also bigger than the size of lead.This also causes the area of neighboring area to reduce.
Summary of the invention
In view of above-mentioned background of invention, many weak points of the design of contact panel of the prior art, fundamental purpose of the present invention is to use flexible printed wiring board to be bonded on the peripheral region of contact panel, and the characteristic of rolling over of utilizing flexible printed wiring board is to reduce the area of contact panel.Flexible printed wiring board mainly is to be connected with contact panel to engage ways of connecting, and will originally design the lead in the neighboring area, and design is on flexible printed wiring board.
Another object of the present invention is to reach contact panel both sides or outer peripheral areas equalization all around, make contact panel can also be applied in many consumption electronic products with the area that reduces contact panel.
Because flexible printed wiring board can bend, another purpose of the present invention is that the neighboring area of whole contact panel does not need too big area, thereby alleviates the weight of contact panel.
According to above-described purpose, the invention provides a kind of contact panel, comprise two battery lead plates, a plurality of leads are with at least one flexible printed wiring board.Two battery lead plates wherein are to keep apart electrically, and a plurality of lead is connected electrically with these two battery lead plates respectively.Aforesaid flexible printed wiring board is an outer peripheral areas that is connected to contact panel, and the part position of these a plurality of leads thereon, and wherein this flexible circuit board can be overlapping to reduce the entire area of this contact panel with this contact panel after folding.The outer peripheral areas that above-mentioned flexible printed wiring board is connected to contact panel can be the terminal area of contact panel.
The material of above-mentioned a plurality of leads is silver-colored line.Above-mentioned flexible printed wiring board is to be connected with this contact panel to engage ways of connecting.Contact panel also comprises a plurality of gaps between two battery lead plates, and with adhesive agent it is attached between two battery lead plates.Above-mentioned battery lead plate has a base material respectively and have a conductive layer on base material.
Description of drawings
Fig. 1 is the decomposition texture synoptic diagram of existing contact panel;
Fig. 2 is the side-looking structural representation after the existing contact panel assembling;
Fig. 3 is the plan structure synoptic diagram after the existing contact panel assembling;
Fig. 4 is in the preferred embodiment of the present invention, uses flexible printed wiring board to replace the synoptic diagram of neighboring area;
Fig. 5 is in the preferred embodiment of the present invention, the synoptic diagram after flexible printed wiring board is folding;
In Fig. 6 another preferred embodiment of the present invention, use flexible printed wiring board to replace the synoptic diagram of neighboring area; And
In Fig. 7 another preferred embodiment of the present invention, the synoptic diagram after flexible printed wiring board is folding.
Embodiment
Some embodiments of the present invention can be described in detail as follows.Yet except describing in detail, the present invention can also be widely implements at other embodiment, and scope of the present invention do not limited, its with after claim be as the criterion.
Moreover for clearer description being provided and being more readily understood the present invention, graphic interior each several part is not drawn according to its relative size, and some size is compared with other scale dependent and exaggerated; Incoherent detail section is not drawn fully yet, in the hope of graphic succinct.
For convenience's sake, embodiments of the invention mainly are to be applied to the four-wire resistance type contact panel, and wherein lead material generally can be used silver.Yet the present invention does not limit and is applied in the four-wire resistance type contact panel, does not limit the material of lead yet.Every have the lead around the contact panel person can use.
As shown in Figure 4, the central authorities of contact panel are active area 12, mainly are the detecting pointer or the zone of finger position.When contact panel 10 is applied on the LCD, the major part of contact panel 10 can be transparent, and wherein transparent region 14 can be bigger than the area of active area 12.Around active area 12, there are four leads 22,24,26,28 to be connected electrically round active area 12 and with the battery lead plate of contact panel 10 respectively.These four conductions 22,24,26, with 28, its material is a silver, be positioned on the conductor area 16, and the present invention mainly is the area that has reduced conductor area 16.One flexible printed wiring board 40 is positioned at a side of contact panel 10, and a lead 48 is positioned on the flexible printed wiring board 40.The two ends of lead 48 are connected with another lead 28 respectively.Flexible printed wiring board 40 can use the mode that engages connection (bonding) to be connected to contact panel 10.
After flexible printed wiring board 40 was folding, shown in figure five, the area of whole contact panel can lack the occupied area of flexible printed wiring board 40.In addition, very thin of the thickness of flexible printed wiring board 40, it is little to increase influence for the volume of contact panel 10.Contact panel 10 thereby can further reach the compact effect of volume.
In another kind of embodiment, flexible printed wiring board is applied in another zone, mainly is the zone that lead externally connects.As shown in Figure 6, the central authorities of contact panel are active area 12, mainly are the detecting pointer or the zone of finger position.When contact panel 10 is applied on the LCD, the major part of contact panel 10 can be transparent, and wherein transparent region 14 can be bigger than the area of active area 12.Around active area 12, there are four leads 22,24,26,28 to be connected these four conductions 22,24,26,28th electrically round active area 12 and with the battery lead plate of contact panel 10 respectively, be positioned on the conductor area 16.One flexible printed wiring board 40 is positioned at a side of the external terminal of contact panel 10, and lead 42,44,46,48 is positioned on the flexible printed wiring board 40.Lead 42,44,46,48 connect with other lead 22,24,26,28 respectively.
After flexible printed wiring board 40 was folding, as shown in Figure 7, the area of whole contact panel can lack the occupied area of flexible printed wiring board 40.In addition, very thin of the thickness of flexible printed wiring board 40, it is little to increase influence for the volume of contact panel 10.Contact panel 10 thereby can further reach the compact effect of volume.Especially in this embodiment, the area of minimizing is also more than last embodiment.
When being applied to six lines or eight wire resistance type contact panels among the present invention, the area of being saved also can be more.The effect that reduces the contact panel area is bigger.
In design of the present invention, be not the side that a flexible printed wiring board can be applied to contact panel, can be applied to simultaneously on two neighboring areas of a contact panel by two flexible printed wiring boards.Simple example is exactly directly two flexible printed wiring boards of above-mentioned two embodiment to be applied to a contact panel simultaneously.And two flexible printed wiring boards are positioned at two outer peripheral areas of contact panel, make contact panel around the neighboring area be identical.
The present invention uses flexible printed wiring board to be bonded on the peripheral region of contact panel, and the characteristic of rolling over of utilizing flexible printed wiring board is to reduce the area of contact panel.Flexible printed wiring board can utilize and engage ways of connecting and be connected with contact panel, and will originally design the surrounding zone and lead, design on flexible printed wiring board.In addition, reach contact panel both sides or outer peripheral areas equalization all around, make contact panel can be applied in more easily in many consumption electronic products with the area that reduces contact panel.Because flexible printed wiring board can bend, the neighboring area of whole contact panel does not need too big area, thereby alleviates the weight of contact panel.
The above is preferred embodiment of the present invention only, is not in order to limit claim of the present invention; All other changes for the equivalence of being finished under the disclosed spirit of disengaging or modifies, and all should comprise in the claims.
Claims (10)
1. contact panel comprises:
Two battery lead plates are kept apart electrically;
A plurality of leads are connected to this two battery lead plates respectively electrically; And
One flexible printed wiring board is connected to the terminal area of an outer peripheral areas of this contact panel for this contact panel, and has this a plurality of leads position of a part thereon, and wherein this flexible circuit board can be overlapping with this contact panel after folding.
2. contact panel as claimed in claim 1 comprises that also another flexible printed wiring board is connected to the another terminal zone of this contact panel.
3. contact panel as claimed in claim 1, wherein above-mentioned a plurality of leads are silver-colored line.
4. contact panel as claimed in claim 1 comprises that also a plurality of gaps attaches these two battery lead plates between these two battery lead plates and with adhesive agent.
5. contact panel as claimed in claim 1, two wherein above-mentioned battery lead plates have a base material respectively and have a conductive layer on this base materials.
6. contact panel comprises:
One first battery lead plate;
One second battery lead plate and this first battery lead plate are kept apart electrically;
One first group of a plurality of lead is connected to this two battery lead plates respectively electrically; And
One flexible printed wiring board is connected to the terminal area of one of this contact panel outer peripheral areas for this contact panel to engage ways of connecting, and have one second group of a plurality of leads position and be connected electrically with these first group of a plurality of lead thereon, wherein this flexible circuit board can be overlapping through folding back and this contact panel.
7. contact panel as claimed in claim 7 comprises that also another flexible printed wiring board is connected to the another terminal zone of this contact panel.
8. contact panel as claimed in claim 7, wherein above-mentioned first group of a plurality of lead and second group of a plurality of lead are silver-colored line.
9. contact panel as claimed in claim 7 comprises that also a plurality of gaps attaches these two battery lead plates between these two battery lead plates and with adhesive agent.
10. contact panel as claimed in claim 7, the first wherein above-mentioned battery lead plate and second battery lead plate have a base material respectively and have a conductive layer on this base materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031525709A CN1300665C (en) | 2003-08-04 | 2003-08-04 | Contact controlled panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031525709A CN1300665C (en) | 2003-08-04 | 2003-08-04 | Contact controlled panel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1581044A true CN1581044A (en) | 2005-02-16 |
| CN1300665C CN1300665C (en) | 2007-02-14 |
Family
ID=34579846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB031525709A Expired - Fee Related CN1300665C (en) | 2003-08-04 | 2003-08-04 | Contact controlled panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1300665C (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101976164A (en) * | 2010-10-18 | 2011-02-16 | 汕头超声显示器有限公司 | Capacitor touch screen |
| CN102089735A (en) * | 2008-08-07 | 2011-06-08 | 夏普株式会社 | Touch panel, display, and electronic device |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102541318A (en) * | 2010-12-17 | 2012-07-04 | 东莞万士达液晶显示器有限公司 | Routing structure for touch panel |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW521259B (en) * | 2001-01-11 | 2003-02-21 | Atouch Co Ltd | Flat panel display with input device |
| DE10228523B4 (en) * | 2001-11-14 | 2017-09-21 | Lg Display Co., Ltd. | touch tablet |
-
2003
- 2003-08-04 CN CNB031525709A patent/CN1300665C/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102089735A (en) * | 2008-08-07 | 2011-06-08 | 夏普株式会社 | Touch panel, display, and electronic device |
| CN101976164A (en) * | 2010-10-18 | 2011-02-16 | 汕头超声显示器有限公司 | Capacitor touch screen |
| CN101976164B (en) * | 2010-10-18 | 2013-06-05 | 汕头超声显示器有限公司 | Capacitor touch screen |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1300665C (en) | 2007-02-14 |
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