CN104834414A - Touch module and display device using the same - Google Patents
Touch module and display device using the same Download PDFInfo
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- CN104834414A CN104834414A CN201410044789.0A CN201410044789A CN104834414A CN 104834414 A CN104834414 A CN 104834414A CN 201410044789 A CN201410044789 A CN 201410044789A CN 104834414 A CN104834414 A CN 104834414A
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- line
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- line pattern
- control module
- optical element
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Abstract
The invention relates to a touch module and a display device using the same, wherein the touch module comprises a plastic substrate (150), a first route pattern (151), an optical substrate (153) and a second route pattern (152). The first route pattern is formed on the plastic substrate, and the optical substrate is next to the plastic substrate and covers the first route pattern. The second route pattern is next to the optical substrate, and the first route pattern and the second route pattern are not connected with each other. The plastic substrate is used to replace the glass in the invention. Compared with the prior art, the touch module and the display device of the invention are reduced in overall weight and production cost, and improved in durability.
Description
Technical field
The invention relates to a kind of touch-control module and use its display device, particularly about a kind of capacitive touch-control module and the display device using it.
Background technology
Along with day by day popularizing of intelligent mobile phone and panel computer, the related application of touch-control module is also thereupon flourish.In recent years, the notebook computer with touch controllable function also rises to gradually as main product.Can predict in the near future, the product that desktop computer or intelligent TV etc. possess large scale display panel also can configure touch-control module.Current touch-control module employs multiple technologies such as comprising resistance-type, condenser type, sound wave type and optical profile type, and in order to meet the demand of multi-point touch, need again to take into account the consideration such as production cost and degree of accuracy, present stage is the most ripe with the application of capacitive touch-control module simultaneously.
In general; capacitive touch-control module includes cover glass, bearing substrate, induction line figure and driver circuit figure; induction line figure and driver circuit figure can be formed on bearing substrate; bearing substrate can be tempered glass, plain glass or plastic sheeting (such as PETfilm), is touch-control module after being combined by bearing substrate with cover glass.In this kind of structure, touch-control module has one deck glass (i.e. cover glass) to I haven't seen you for ages.Glass easily damages in the fabrication process, in use also easily breaks, and glass can cause the overall weight of product heavier, and for portable products such as such as intelligent mobile phones, heavier weight is unfavorable for the use of product and carries.And for such as notebook computer, desktop computer or TV etc., there is the product of large-size display panel, large-sized glass substrate is easily out of shape because of stress or produces warpage, therefore, large-sized glass needs correspondingly to add heavy thickness, for weight and cost, all produce adverse influence.
Summary of the invention
Object of the present invention, in a kind of touch-control module of proposition and the display device using it, to reducing overall weight and the production cost of product, and can promote durability.
For achieving the above object, the present invention proposes a kind of touch-control module, and it comprises plastic base, first line figure, optical element and the second line pattern.First line figure is formed on plastic base, and optical element adjoins plastic base and is covered on first line figure, and the second line pattern adjoins optical element, and first line figure is not connected each other with the second line pattern.
In an embodiment of the present invention, described second line pattern is formed in the one side of described optical element plastic base dorsad.
In an embodiment of the present invention, described optical element is plastic sheeting and is attached on plastic base; Or optical element is coatings and coats on plastic base.
In an alternative embodiment of the invention, described second line pattern is formed on plastic base, described first line figure and the second line pattern crossover and form a plurality of crossover area each other, second line pattern disconnects in open-circuit condition in described crossover area, described optical element is covered on first line figure and the second line pattern, optical element is provided with a plurality of contact hole (Contact window) in described crossover area, contact hole is provided with conductive base, and conductive base is electrically connected the two ends that the second line pattern disconnects in crossover area.
In an embodiment of the present invention, described touch-control module comprises reception source and drive source further, and the source that receives is electrically connected one in first line figure and the second line pattern, another in drive source electric connection first line figure and the second line pattern.
In an embodiment of the present invention, described touch-control module comprises winding displacement further, and winding displacement is electrically connected first line figure and the second line pattern respectively.
In an embodiment of the present invention, described first line figure and the second line pattern have contact point (Bonding pad) respectively, and described winding displacement is electrically connected described contact point respectively.
In an embodiment of the present invention, described winding displacement comprises flexible print wiring, has anisotropic conductive film (Anisotropic Conductive Film, ACF) between winding displacement and described contact point.
For achieving the above object, the present invention also proposes a kind of display device, and it comprises display panel and aforesaid touch-control module, and wherein, described optical element adjoins display panel.
In an embodiment of the present invention, described optical element is that (Full lamination) mode of entirely fitting fits in display panel.
A kind of touch-control module proposed by the invention and the display device using it, touch-control module instead of glass with plastic base, compares prior art, present invention reduces overall weight and the production cost of product, and improves durability.
For allowing object of the present invention, feature and advantage that those of ordinary skill in the art can be made to be more readily understood, hereafter lifting preferred embodiment, and coordinating accompanying drawing, being described in detail below.
Accompanying drawing explanation
The following drawings only schematically illustrates the present invention and explains, not delimit the scope of the invention.
Fig. 1 is the schematic diagram of the touch control display apparatus of a preferred embodiment of the present invention.
Fig. 2 is the first line figure of a preferred embodiment of the present invention and the close-up schematic view of the second line pattern.
Fig. 3 is the partial schematic sectional view of the touch-control module of a preferred embodiment of the present invention.
Fig. 4 is the partial schematic sectional view of the touch-control module of another preferred embodiment of the present invention.
Identifier declaration:
100 display device
110 display panels
120,140 touch-control modules
130,150 plastic bases
131,151 first line figures
132,152 second line patterns
133,153 optical elements
134 crossover areas
135 contact holes
136 conductive bases
160 winding displacements
161 contact points.
Embodiment
Please refer to Fig. 1, Figure 1 shows that the schematic diagram of the touch control display apparatus of a preferred embodiment of the present invention.Display device 100 comprises display panel 110 and touch-control module 120, and display panel 110 is Thin Film Transistor-LCD (Thin Film Transistor Liquid Crystal Display, TFT-LCD), but is not limited thereto.Display device 100 can be the screen portions of intelligent mobile phone, panel computer, notebook computer, desktop computer or intelligent television, and touch-control module 120 is configured at the front of display panel 110 and is closely adjacent to each other.When user touches the image that display panel 110 presents, in fact the circuit on touch-control module 120 can be touched, by this, touch-control module 120 can judge the touch position of user and send corresponding signal to back end processing module, to trigger corresponding touch control operation further.
Referring to Fig. 2 and Fig. 3, Figure 2 shows that the first line figure of a preferred embodiment of the present invention and the close-up schematic view of the second line pattern, it is the partial enlarged drawing of the a-quadrant on the touch-control module 120 of Fig. 1, Figure 3 shows that touch-control module corresponds to the partial schematic sectional view of described a-quadrant.Touch-control module 120 comprises plastic base 130, first line figure 131, second line pattern 132 and optical element 133.First line figure 131 is formed on plastic base 130, optical element 133 adjoins plastic base 130 and is covered on first line figure 131, second line pattern 132 adjoins optical element 133, and first line figure 131 is not connected each other with the second line pattern 132.
In the present embodiment, second line pattern 132 is also formed on plastic base 130, namely first line figure 131 and the second line pattern 132 are positioned on the same plane of plastic base 130, and first line figure 131 and the second line pattern 132 each other crossover and form plural crossover area 134(as shown in Figure 2).In the present embodiment, first line figure 131 and the second line pattern 132 are shaped by metal coating (as Indium Tin Oxide film, ito film) and the mode such as gold-tinted and etching, but are not limited thereto.
As shown in Figure 3, the second line pattern 132 disconnects in open-circuit condition (first line figure 131 is extend with the direction of normal to screen in Fig. 3) in crossover area 134, and by this, the second line pattern 132 can be avoided producing with first line figure 131 being electrically connected.Optical element 133 is covered on first line figure 131 and the second line pattern 132, and in the present embodiment, optical element 133 is coatings and coats on plastic base 130.Further, optical element 133 is provided with a plurality of contact hole (Contact window) 135 in crossover area 134.In detail, optical element 133 penetrates respectively in the two ends that crossover area 134 disconnects corresponding to the second line pattern 132 and arranges contact hole 135, and contact hole 135 is provided with conductive base 136, and wherein, conductive base 136 can be the bridging line utilizing ito film to be formed.Conductive base 136 is electrically connected the two ends that the second line pattern 132 disconnects in crossover area 134, and the second line pattern 132 is electrically conducted, and the second line pattern 132 can not be electrically connected first line figure 131 simultaneously.The one side of optical element 133 plastic base 130 is dorsad that (Full lamination) mode of entirely fitting fits in display panel 110, and plastic base 130 is then as the protective substrate of touch-control module 120.
Wherein, one of them of first line figure 131 and the second line pattern 132 can be electrically connected to reception source (not illustrating), reception source can be inductor (Sensor), and wherein another of first line figure 131 and the second line pattern 132 can be electrically connected to drive source (Driver).Reception source is electrically connected and the second line pattern 132 is electrically connected drive source for first line figure 131, in the operation of touch-control module 120, due to the relation of drive source, second line pattern 132 meeting continued conduction electric current, and due to electric field projection, first line figure 131 can continue to sense the electric charge of specified quantitative at each crossover area 134 and receive signal specific by reception source, when user touches touch-control module 120, touched to the electric field of crossover area 134 can change, and first line figure 131 in touched to the electric charge that senses of crossover area 134 can correspondingly change, signal after reception source can receive change also passes to back end processing module, the position that user touches can be judged by this, realize the function of touch control operation.
Please refer to Fig. 4, Figure 4 shows that the partial schematic sectional view of the touch-control module of another preferred embodiment of the present invention, it is for the display device 100 shown in Fig. 1.Touch-control module 140 comprises plastic base 150, first line figure 151, second line pattern 152 and optical element 153.First line figure 151 is formed on plastic base 150, and optical element 153 adjoins plastic base 150 and is covered on first line figure 151.Second line pattern 152 adjoins optical element 153, and first line figure 151 is not connected each other with the second line pattern 152.In the present embodiment, the second line pattern 152 is formed in the one side of optical element 153 plastic base 150 dorsad, namely first line figure 151 and the second line pattern 152 not in the same plane.In detail, optical element 153 is plastic sheeting (as PET film), when first line figure 151 is formed on plastic base 150, and after the second line pattern 152 is formed on optical element 153, again optical element 153 is attached on plastic base 150, in other words, accompany optical element 153 between first line figure 151 and the second line pattern 152, but first line figure 151 and the second line pattern 152 still crossover each other on projecting plane.In other embodiments, optical element also can be coatings, after first line figure is formed on plastic base, is first coated by optical element on plastic base and to cover first line figure, then being formed on optical element by the second line pattern.
Touch-control module 140 comprises reception source and drive source (not illustrating) further, and in the present embodiment, the source that receives is electrically connected first line figure 151, and drive source is electrically connected the second line pattern 152, but is not limited thereto.Touch-control module 140 comprises winding displacement 160 further, and winding displacement 160 comprises flexible print wiring (Flexible printed circuit, FPC).First line figure 151 and the second line pattern 152 have contact point (Bonding pad) 161 respectively, during making, after first being divested by the partial optical base material 153 be covered on contact point 161, contact point 161 is exposed, again winding displacement 160 is electrically connected to respectively the contact point 161 of first line figure 151 and the second line pattern 152, and winding displacement 160 is by anisotropic conductive film (Anisotropic Conductive Film, ACF) be electrically connected contact point 161, but be not limited thereto.The optical element 153 of the touch-control module 140 of the present embodiment also can adopt full laminating (Full lamination) mode to fit in display panel 110, and namely plastic base 150 can be used as the protective substrate of touch-control module 140.
In sum, a kind of touch-control module proposed by the invention and the display device using it, touch-control module instead of glass with plastic base, compared to prior art, present invention reduces overall weight and the production cost of product, and improves durability.
Although the present invention discloses as above with preferred embodiment; so it is not intended to limit the present invention, any those of ordinary skill in the art, without departing from the spirit and scope of the present invention; when doing a little change and retouching, therefore protection scope of the present invention is when being as the criterion of defining depending on claims.
Claims (10)
1. a touch-control module, comprising:
One plastic base;
One first line figure, is formed on this plastic base;
One optical element, adjoins this plastic base and is covered on this first line figure; And
One second line pattern, this optical element adjacent, and this first line figure is not connected each other with this second line pattern.
2. touch-control module as claimed in claim 1, wherein, this second line pattern is formed in the one side of this optical element this plastic base dorsad.
3. touch-control module as claimed in claim 2, wherein, this optical element is plastic sheeting and is attached on this plastic base; Or this optical element is coatings and coats on this plastic base.
4. touch-control module as claimed in claim 1, wherein, this second line pattern is formed on this plastic base, this first line figure and this second line pattern crossover and form a plurality of crossover area each other, this second line pattern disconnects in open-circuit condition in described crossover area, this optical element is covered on this first line figure and this second line pattern, this optical element is provided with a plurality of contact hole in described crossover area, described contact hole is provided with a conductive base, and described conductive base is electrically connected the two ends that this second line pattern disconnects in described crossover area.
5. touch-control module as claimed in claim 1, comprise a reception source and a drive source further, this reception source is electrically connected one in this first line figure and this second line pattern, this drive source be electrically connected in this first line figure and this second line pattern another.
6. touch-control module as claimed in claim 5, comprise a winding displacement further, this winding displacement is electrically connected this first line figure and this second line pattern respectively.
7. touch-control module as claimed in claim 6, wherein, this first line figure and this second line pattern have a contact point respectively, and this winding displacement is electrically connected described contact point respectively.
8. touch-control module as claimed in claim 7, wherein, this winding displacement comprises flexible print wiring, has an anisotropic conductive film between this winding displacement and described contact point.
9. a display device, comprises
One display panel; And
Touch-control module according to any one of claim 1 to 8, wherein, this optical element adjoins this display panel.
10. display device as claimed in claim 9, wherein, this optical element fits in this display panel with full laminating type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410044789.0A CN104834414A (en) | 2014-02-07 | 2014-02-07 | Touch module and display device using the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410044789.0A CN104834414A (en) | 2014-02-07 | 2014-02-07 | Touch module and display device using the same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104834414A true CN104834414A (en) | 2015-08-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410044789.0A Pending CN104834414A (en) | 2014-02-07 | 2014-02-07 | Touch module and display device using the same |
Country Status (1)
| Country | Link |
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| CN (1) | CN104834414A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101561728A (en) * | 2009-05-27 | 2009-10-21 | 友达光电股份有限公司 | Conductor junction point structure and touch-control panel applied thereto |
| CN102999202A (en) * | 2011-09-15 | 2013-03-27 | 瀚宇彩晶股份有限公司 | Thin touch panel |
| US8982088B2 (en) * | 2009-04-15 | 2015-03-17 | Industrial Technology Research Institute | Touch sensitive device |
-
2014
- 2014-02-07 CN CN201410044789.0A patent/CN104834414A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8982088B2 (en) * | 2009-04-15 | 2015-03-17 | Industrial Technology Research Institute | Touch sensitive device |
| CN101561728A (en) * | 2009-05-27 | 2009-10-21 | 友达光电股份有限公司 | Conductor junction point structure and touch-control panel applied thereto |
| CN102999202A (en) * | 2011-09-15 | 2013-03-27 | 瀚宇彩晶股份有限公司 | Thin touch panel |
| TWI442150B (en) * | 2011-09-15 | 2014-06-21 | Hannstar Display Corp | Thin type touch panel |
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Application publication date: 20150812 |