CN103123546A - Touch control display device - Google Patents
Touch control display device Download PDFInfo
- Publication number
- CN103123546A CN103123546A CN2011103723719A CN201110372371A CN103123546A CN 103123546 A CN103123546 A CN 103123546A CN 2011103723719 A CN2011103723719 A CN 2011103723719A CN 201110372371 A CN201110372371 A CN 201110372371A CN 103123546 A CN103123546 A CN 103123546A
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- control display
- touch control
- touch
- laser direct
- display apparatus
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Abstract
The invention relates to a touch control display device which comprises a touch control display panel, a circuit board, a shell body and a plurality of laser direct structuring circuits. The touch control display panel is provided with a touch control face and a back face which are opposite to each other, and a plurality of first receiving pads are arranged on the back face. The circuit board is provided with a plurality of second receiving pads, and the shell body is arranged between the touch control display panel and the circuit board. The shell body is made of laser direct structuring materials, and is provided with a first surface facing the touch control display panel, a second surface facing the circuit board and an opening communicated with the first surface and the second surface. The laser direct structuring circuits are formed on the shell body in a mode of laser direct structuring, extend to the second surface from the inner wall of the first surface through the opening, and are electrically connected with the first receiving pad and the second receiving pad in a corresponding mode. The touch control display panel is connected with the circuit board without usage of a common flexible circuit board, and a non-display area of the touch control display panel can substantially reduce width only through arrangement of the receiving pads so as to increase the size of a display area.
Description
Technical field
The present invention relates to a kind of display device, and be particularly related to a kind of touch control display apparatus.
Background technology
Along with the reduction day by day of the flourish and manufacturing cost of flat panel display, the panel display apparatus with advantages such as radiation are low, thickness is little, low in energy consumption more and more is subject to consumer's favor, therefore is widely used in electronic product.In order to meet the modern for more convenient, the needs of man-machine interface more intuitively, release gradually in recent years various panel display apparatus with touch controllable function, i.e. touch control display apparatus on market.
Due to touch control display apparatus have integrate simple and easy, low power consumption, lightweight, be easy to carry about with one and the advantage such as with low cost, therefore generally apply to smart mobile phone (Smart Phone), personal digital assistant (PDA), e-book (E-book), wireless Internet access instrument (Web Pads), digital camera (Digital Camera), satnav (GPS) and other mass consumption or do on the shared electron product, its range of application extends to grass-roots life periphery from commercial space gradually in the past.
Existing touch control display apparatus normally arranges many perimeter circuits in the non-display area of touch-control display panel (as capacitance type touch control display panel), and is electrically connected perimeter circuit to a printed circuit board (PCB) by a flexible circuit board.Specifically, perimeter circuit is electrically connected touch control component and the display element of touch-control display panel, and a side of viewing area that extends to touch-control display panel is to connect flexible circuit board.
Because perimeter circuit is used for being electrically connected touch control component and display element to flexible circuit board, therefore, when the size of touch-control display panel increases or resolution is when improving, along with the quantity increase of touch control component and display element, the quantity of perimeter circuit also can increase thereupon.At this moment, certainly will need to increase the width of non-display area to hold perimeter circuit, to such an extent as to the size of viewing area is compressed.
Summary of the invention
One embodiment of the invention provides a kind of touch control display apparatus, comprising: a touch-control display panel has a relative touch surface and a back side, and has a plurality of the first connection pads and be disposed on the back side; One wiring board has a plurality of the second connection pads; One housing, be arranged between touch-control display panel and wiring board, the material of housing is a laser direct forming material, and housing has a first surface towards touch-control display panel, towards the second surface of wiring board and the opening of a connection first surface and second surface; And multi-stripe laser straight forming circuit, being formed on housing in the mode of laser direct forming, each laser direct forming circuit extends to second surface to be electrically connected corresponding the first connection pad and the second connection pad from first surface through an inwall of opening.
The present invention must not use common flexible circuit board to connect touch-control display panel and wiring board, and the non-display area of touch-control display panel only need configure the width that connection pad can significantly reduce non-display area, and then increases the size of viewing area.
Description of drawings
Figure 1A is the explosive view of the touch control display apparatus of one embodiment of the invention.
Figure 1B is the upward view of the touch-control display panel of 1A figure.
Fig. 1 C is the upward view of the housing of 1A figure.
Fig. 1 D is the vertical view of the touch control display apparatus of 1A figure.
Fig. 1 E is the sectional view of the touch control display apparatus of 1A figure.
Fig. 2 A is the explosive view of the touch control display apparatus of another embodiment of the present invention.
Fig. 2 B is the upward view of the touch-control display panel of 2A figure.
Fig. 2 C is the upward view of the housing of 2A figure.
Wherein:
100,200～touch control display apparatus; 110～touch-control display panel;
112～touch surface; 114～back side;
116～the first connection pads; 118a～viewing area;
118b～non-display area; 120～wiring board;
122～the second connection pads; 130～housing;
132～first surface; 134～second surface;
136～opening; 136a～inwall;
138a～flat part; 138b～outer frame;
138c～inwall; 140,240～laser direct forming circuit;
142,242～first end; 144,244～the second end;
146,246～connecting portion; 150～soft conductor;
162～electroconductive elastic sheet; 164～spring needle;
170,180～adhesive coating; S1, S2～outer wall;
W～width.
Embodiment
Below will describe manufacturing and the use-pattern of the embodiment of the present invention in detail.So it should be noted, the invention provides many inventive concepts for using, it can multiple specific pattern be implemented.The specific embodiment of discussing of giving an example in literary composition is only make and use ad hoc fashion of the present invention, and is non-in order to limit the scope of the invention.In addition, may use label or the sign of repetition in different embodiment.These only repeat for simply clearly narrate the present invention, do not represent the different embodiment that discuss and and/or structure between have any association.Moreover, when address that one first material layer is positioned on one second material layer or on the time, comprise that the first material layer directly contacts with the second material layer or be separated with the situation of one or more other materials layers.In the accompanying drawings, the shape of embodiment or thickness can enlarge, to simplify or convenient the sign.Moreover the element of not drawing in figure or describing is form known in those skilled in the art.
Figure 1A is the explosive view of the touch control display apparatus of one embodiment of the invention.Figure 1B is the upward view of the touch-control display panel of Figure 1A.Fig. 1 C is the upward view of the housing of Figure 1A.Fig. 1 D is the vertical view of the touch control display apparatus of Figure 1A.Fig. 1 E is the sectional view of the touch control display apparatus of Figure 1A.
Please be simultaneously with reference to Figure 1A and Fig. 1 D, the touch control display apparatus 100 of the present embodiment comprises a touch-control display panel 110, a wiring board 120, a housing 130 and multi-stripe laser straight forming circuit 140.
Please be simultaneously with reference to Figure 1A, Figure 1B and Fig. 1 E, touch-control display panel 110 has a relative touch surface 112 and a back side 114, and has a plurality of the first connection pads 116 and be disposed on the back side 114.In one embodiment, touch-control display panel 110 has a viewing area 118a and a non-display area 118b around viewing area 118a, and wherein the first connection pad 116 is arranged in non-display area 118b, and arranges around viewing area 118a.Wiring board 120 has a plurality of the second connection pads 122.In one embodiment, the second connection pad 122 can arrange around viewing area 118a.In other embodiments, the second connection pad 122 can other arrangement mode settings that are fit to.
Please be simultaneously with reference to Figure 1A, Fig. 1 C and Fig. 1 E, housing 130 is arranged between touch-control display panel 110 and wiring board 120, and the material of housing 130 is a laser direct forming material.In one embodiment, the laser direct forming material comprises a macromolecular material and a plurality of metallic catalyst that is doped in macromolecular material, wherein macromolecular material comprise polycarbonate (PC), poly-(acrylonitrile-butadiene-styrene) (ABS), liquid crystal polymer (LCP), polybutylene terephthalate (PBT), polyethylene terephthalate (PET), metallic catalyst comprises metal complex.
Laser direct forming circuit 140 is formed on housing 130 in the mode of laser direct forming.Specifically, laser direct forming method (laser direct structuring, LDS) provide the plastics of a gold doping metal catalyst, afterwards, with these plastics of Ear Mucosa Treated by He Ne Laser Irradiation, in order to activate the metallic catalyst in plastics, then, the metallization flow process of carrying out electroless plating (as chemical copper) is optionally to form metallic circuit on these plastics shine the part of laser.
Laser direct forming circuit 140 extends to second surface 134 to be electrically connected corresponding the first connection pad 116 and the second connection pad 122 from first surface 132 through an inwall 136a of opening 136.In one embodiment, each laser direct forming circuit 140 has a first end 142, a second end 144, is connected the connecting portion 146 of first end 142 and the second end 144 with one.First end 142 is positioned on first surface 132 and is electrically connected the first corresponding connection pad 116, the second end 144 is positioned on second surface 134 and is electrically connected the second corresponding connection pad 122, and connecting portion 146 extends to second surface 134 from first surface 132 through the inwall 136a of opening 136.
According to spirit of the present invention, as long as housing 130 can not exposed in the formation position of laser direct forming circuit 140 and seen by (touch control display apparatus 100) user, laser direct forming circuit 140 can be formed at the optional position of housing 130 to reach the effect that is electrically connected the first connection pad 116 and the second connection pad 122.
It should be noted that, the present embodiment directly is formed on circuit (laser direct forming circuit 140) on housing 130 to connect touch-control display panel 110 and wiring board 120, therefore, can use existing flexible circuit board, and the non-display area 118b of touch-control display panel 110 only need configure connection pad (the first connection pad 116), and needn't configure existing perimeter circuit, therefore, can significantly reduce the width W (as shown in Figure 1B) of non-display area 118b, and then increase the size of viewing area 118a.
Please continue with reference to Figure 1A, Fig. 1 C and Fig. 1 E, in one embodiment, housing 130 comprises a flat part 138a and an outer frame 138b.Flat part 138a is sandwiched between touch-control display panel 110 and wiring board 120, and laser direct forming circuit 140 is arranged on flat part 138a.Outer frame 138b connects the outer rim of flat part 138a and covers outer wall S1, the S2 of touch-control display panel 110 and wiring board 120.In other embodiments, can laser direct forming circuit 140 be arranged on flat part 138a and outer frame 138b according to the practical wiring demand.
In one embodiment, a plurality of soft conductors 150 can be disposed at respectively between the first connection pad 116 and corresponding laser direct forming circuit 140, to be electrically connected the first connection pad 116 and corresponding laser direct forming circuit 140.Soft conductor 150 is for example conducting foam, conductive rubber or other soft conductive materials that is fit to.
In one embodiment, a plurality of elastic conductors can be disposed at respectively between the second connection pad 122 and corresponding laser direct forming circuit 140, to be electrically connected the second connection pad 122 and corresponding laser direct forming circuit 140.Elastic conductor is for example electroconductive elastic sheet 162 or spring needle 164.
It should be noted that, although be illustrated as in the present embodiment the touch control display apparatus 100 that uses simultaneously electroconductive elastic sheet 162 and spring needle 164, but in other embodiments, also can only use electroconductive elastic sheet 162 (or spring needle 164) to be electrically connected the second connection pad 122 and laser direct forming circuit 140.
In one embodiment, an adhesive coating 170 can be formed between touch-control display panel 110 and housing 130, to engage touch-control display panel 110 and housing 130.The material of adhesive coating 170 can be the colloid of any be suitable for adhering touch-control display panel 110 and housing 130.In addition, also can form an adhesive coating 180 between housing 130 and wiring board 120, to engage housing 130 and wiring board 120.The material of adhesive coating 180 can be identical or be different from the material of adhesive coating 170.
Fig. 2 A is the explosive view of the touch control display apparatus of another embodiment of the present invention.Fig. 2 B is the upward view of the touch-control display panel of Fig. 2 A.Fig. 2 C is the upward view of the housing of Fig. 2 A.
Please be simultaneously with reference to Fig. 2 A, Fig. 2 B and Fig. 2 C, the touch control display apparatus 200 of the present embodiment is similar in appearance to the touch control display apparatus 100 of Figure 1A, and both difference parts are that the second connection pad 122 of touch control display apparatus 200 is positioned at the side of viewing area 118a.Also therefore, the laser direct forming circuit 240 of the present embodiment is for being electrically connected at the wire laying mode that need have the laser direct forming circuit 140 that is different from Figure 1A between the first connection pad 116 and corresponding the second connection pad 122.
Specifically, in the present embodiment, the first end 242 of laser direct forming circuit 240 be positioned on first surface 132 and the position corresponding to the first connection pad 116, that is first end 242 arranges around viewing area 118a.The second end 244 of laser direct forming circuit 240 be positioned on second surface 134 and the position corresponding to the second connection pad 122, that is the second end 244 is positioned at the side of viewing area 118a.The connecting portion 246 of laser direct forming circuit 240 is connected between first end 242 and corresponding the second end 244.
In the present embodiment, laser direct forming circuit 240 can sequentially extend to second surface 134 by first surface 132 through the inwall 136a of opening 136, or laser straight forming circuit 240 can be sequentially by inwall 138c, the first surface 132 of first surface 132, outer frame 138b, extend to second surface 134 through the inwall 136a of opening 136.
In sum, touch control display apparatus of the present invention is formed on housing the laser direct forming circuit to connect touch-control display panel and wiring board, therefore, can not must use existing flexible circuit board to connect touch-control display panel and wiring board, and the non-display area of touch-control display panel of the present invention only need configure connection pad, and must not configure existing perimeter circuit, therefore, can significantly reduce the width of non-display area, and then increase the size of viewing area.
Though the present invention with preferred embodiment openly as above; so it is not to limit protection scope of the present invention; any the technical staff in the technical field; without departing from the spirit and scope of the present invention; when can do a little change and retouching, so protection scope of the present invention is as the criterion with claims.
Claims (10)
1. touch control display apparatus comprises:
One touch-control display panel has a relative touch surface and a back side, and has a plurality of the first connection pads and be disposed on this back side;
One wiring board has a plurality of the second connection pads;
One housing, be arranged between this touch-control display panel and this wiring board, the material of this housing is a laser direct forming material, and this housing has a first surface towards this touch-control display panel, towards the second surface of this wiring board and the opening of this first surface of connection and this second surface; And
Multi-stripe laser straight forming circuit, mode with laser direct forming is formed on this housing, and respectively this laser direct forming circuit extends to this second surface to be electrically connected corresponding this first connection pad and this second connection pad from this first surface through an inwall of this opening.
2. touch control display apparatus as claimed in claim 1, it is characterized in that, this laser direct forming circuit has a first end, a second end, is connected the connecting portion of this first end and this second end with one, this first end is positioned on this first surface and is electrically connected this corresponding first connection pad, this the second end is positioned on this second surface and is electrically connected this corresponding second connection pad, and this connecting portion extends to this second surface from this first surface through this inwall of this opening.
3. touch control display apparatus as claimed in claim 1, is characterized in that, this touch-control display panel has a viewing area and a non-display area around this viewing area, and those first connection pads are arranged in this non-display area, and this opening of this housing is positioned at this below, viewing area.
4. touch control display apparatus as claimed in claim 3, is characterized in that, those first connection pads arrange around this viewing area.
5. touch control display apparatus as claimed in claim 3, is characterized in that, those second connection pads arrange or be positioned at a side of this viewing area around this viewing area.
6. touch control display apparatus as claimed in claim 1, is characterized in that, also comprises:
A plurality of soft conductors are disposed at respectively between those first connection pads and corresponding those laser direct forming circuits, to be electrically connected those first connection pads and corresponding those laser direct forming circuits.
7. touch control display apparatus as claimed in claim 6, is characterized in that, those soft conductors comprise conducting foam or conductive rubber.
8. touch control display apparatus as claimed in claim 1, is characterized in that, also comprises:
A plurality of elastic conductors are disposed at respectively between those second connection pads and corresponding those laser direct forming circuits, to be electrically connected those second connection pads and corresponding those laser direct forming circuits.
9. touch control display apparatus as claimed in claim 8, is characterized in that, those elastic conductors are electroconductive elastic sheet or spring needle.
10. touch control display apparatus as claimed in claim 1, is characterized in that, this laser direct forming material comprises a macromolecular material and a plurality of metallic catalyst that is doped in this macromolecular material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110372371.9A CN103123546B (en) | 2011-11-21 | 2011-11-21 | Touch control display apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110372371.9A CN103123546B (en) | 2011-11-21 | 2011-11-21 | Touch control display apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103123546A true CN103123546A (en) | 2013-05-29 |
| CN103123546B CN103123546B (en) | 2015-10-28 |
Family
ID=48454548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110372371.9A Active CN103123546B (en) | 2011-11-21 | 2011-11-21 | Touch control display apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103123546B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103336601A (en) * | 2013-06-14 | 2013-10-02 | 业成光电（深圳）有限公司 | Touch display device |
| CN106122778A (en) * | 2016-08-02 | 2016-11-16 | 上海小糸车灯有限公司 | A kind of elastic OLED attachment structure and attaching method thereof |
| CN110471557A (en) * | 2019-07-09 | 2019-11-19 | 信利光电股份有限公司 | A method of making touch screen peripheral wiring |
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| US20080185281A1 (en) * | 2007-02-06 | 2008-08-07 | Inventec Appliances Corp. | Touch input device |
| CN101339314A (en) * | 2008-08-13 | 2009-01-07 | 友达光电股份有限公司 | Touch control type display panel, photovoltaic device and process for production thereof |
| CN101763186A (en) * | 2008-12-23 | 2010-06-30 | 胜华科技股份有限公司 | Touch control panel |
| TWM390521U (en) * | 2010-04-02 | 2010-10-11 | Yih Chang | Display with in-cell touch sensor |
| US20110248934A1 (en) * | 2010-04-09 | 2011-10-13 | J Touch Corporation | Contactless touch panel |
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2011
- 2011-11-21 CN CN201110372371.9A patent/CN103123546B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080185281A1 (en) * | 2007-02-06 | 2008-08-07 | Inventec Appliances Corp. | Touch input device |
| CN101339314A (en) * | 2008-08-13 | 2009-01-07 | 友达光电股份有限公司 | Touch control type display panel, photovoltaic device and process for production thereof |
| CN101763186A (en) * | 2008-12-23 | 2010-06-30 | 胜华科技股份有限公司 | Touch control panel |
| TWM390521U (en) * | 2010-04-02 | 2010-10-11 | Yih Chang | Display with in-cell touch sensor |
| US20110248934A1 (en) * | 2010-04-09 | 2011-10-13 | J Touch Corporation | Contactless touch panel |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103336601A (en) * | 2013-06-14 | 2013-10-02 | 业成光电（深圳）有限公司 | Touch display device |
| CN106122778A (en) * | 2016-08-02 | 2016-11-16 | 上海小糸车灯有限公司 | A kind of elastic OLED attachment structure and attaching method thereof |
| CN110471557A (en) * | 2019-07-09 | 2019-11-19 | 信利光电股份有限公司 | A method of making touch screen peripheral wiring |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103123546B (en) | 2015-10-28 |
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