CN103425361A - Double-faced touch panel - Google Patents
Double-faced touch panel Download PDFInfo
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- CN103425361A CN103425361A CN201210161161XA CN201210161161A CN103425361A CN 103425361 A CN103425361 A CN 103425361A CN 201210161161X A CN201210161161X A CN 201210161161XA CN 201210161161 A CN201210161161 A CN 201210161161A CN 103425361 A CN103425361 A CN 103425361A
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Abstract
The invention discloses a double-faced touch panel which comprises a display module, a first touch induction module, a second touch induction module, a first protecting cover, a second protecting cover, and a control circuit module. The display module has two opposite face, and one face is defined as a first induction face while the other face is defined as a second induction face. The first touch induction module is arranged on the first induction face of the display module, and the second touch induction module is arranged on the second induction face of the display module. The first protecting cover is arranged on the first touch induction module, and the second protecting cover is arranged on the second touch induction module. The control circuit module is electrically connected with the first touch induction module and the second touch induction module to enable the two touch induction modules to synchronously display same pictures, so that the objective that the touch panel have functions of double-faced touch and synchronous display is achieved.
Description
Technical field
The present invention relates to a kind of contact panel, refer to especially a kind of contact panel with two-sided touch controllable function.
Background technology
Fast development and application along with infotech, wireless mobile communication and information household appliances, information products mainly lightly reach towards lifting ease of use, volume purposes such as using hommization and develop, thereby the input equipments such as keyboard, mouse are combined with panel, changing into the contact panel that directly on panel, carries out input operation please coordinate and consult shown in Fig. 1 to 3, at present different according to its structure and sensing form of contact panel, mainly can be divided into resistance-type, surface capacitance type, optics (infrared ray) formula, surface acoustic wave type and projecting type capacitor etc.
Wherein, electric resistance touch-control panel 10a as shown in Figure 1 arranges a touch-control sensing module 12 on a display module 11, this touch-control sensing module 12 comprises two conductive layers 121 and a plurality of isolating points (Spacer) 122 of being located between this two conductive layer 121, mat finger or other strength contact panel surface of exerting pressure, make 121 contacts of this two layers of conductive layers and circuit turn-on calculate and detect contact position, but so mode of operation also causes the characteristic of not scratch resistance of electric resistance touch-control panel 10a.
As the surface-capacitive touch panel 10b of Fig. 2 gives birth in response to aforementioned electric resistance touch-control panel 10a is used problem, its touch-control sensing module 12 structures mainly have a glass-base 123 and are located between this two conductive layer 121, the outer conductive layer 121 of this touch-control sensing module 12 is in these glass-base 123 surfaces, setting up a uniform electric field, 121 of inner-layer conducting layers avoid interference for covering, by this, this surface-capacitive touch panel 10b utilizes the mode of operation of induction human body weak current to reach the touch-control purpose, and these skin conductive layer 121 surfaces separately are provided with the protective seam 124 of a tool high rigidity, problem for not scratch resistance of improved resistance formula contact panel 10a.
Separately, projected capacitive touch panel 10c as shown in Figure 3, there is a clearance S between its touch-control sensing module 12 and its display module 11, this two conductive layer 121 of this touch-control sensing module 12 is for protective effect, be provided with a screening conductive layer 125 between its inner-layer conducting layer 121 and glass-base 123, be provided with a pattern conductive layer 126 between outer conductive layer 121 and glass-base 123, and surface is provided with a glue-line 127 for fitting with a protective seam 13; Because having single or multiple lift one patterned (Patterned) ITO layer compared to surface-capacitive touch panel 10b, it forms staggered sensing cell (Sensor) matrix of row/column, thereby get final product accurate position of touch without calibration, and can when using thicker overlayer, reach multi-point touch operation, become the most popular touch technology at present.
It should be noted that, aforementioned electric resistive and surface-capacitive touch panel are because of its touch technology principle, the former contacts by this two conductive layer 121 of mat, latter is one-sided because electric field results from glassy layer 123, cause the restriction contact panel can only the single face touch control operation, so touch control manner, when the one man operation, has finger to cover the situation of video impact operation fluency, during operated by two people, will can't at the enterprising line operate of contact panel, use for fear of general contact panel size simultaneously.
By this, the present invention is based on this projected capacitive touch panel 10c after energising, by forming the know-why of a three-dimensional electric field, think and be necessary to propose a kind of double-sided touch panel, further to improve the use problem of above-mentioned contact panel.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of double-sided touch panel, it is mainly that the capacitance touching control induction module is set on the development face of display module, make this touch-control sensing module mat one control circuit module and display module be electrically connected, reach and make contact panel there is the purpose of double-sided display and touch controllable function.
For addressing the above problem, a kind of double-sided touch panel provided by the present invention comprises:
One display module, there is a light guide plate and a side projection module, this light guide plate has relative two sides, the definition one side is one first development face, another face is one second development face, have four projecting planes between this first, second development face and connect, this side projection module is that wherein this projection surface that should light guide plate is carried out to projection, and is developed on this first, second development face;
One touch-control sensing module, be located on the second development face of this display module light guide plate, and this touch-control sensing module is the projected capacitive touch module;
One first over cap, be located on the first development face of this display module light guide plate;
One second over cap, be located on this touch-control sensing module;
One control circuit module, be electrically connected with this touch-control sensing module.
Described one two-sided contact panel; wherein; defining this touch-control sensing module of being located between the second development face and this second over cap is one second touch-control sensing module; separately be provided with one first touch-control sensing module between the first development face of this display module and this first over cap; and this first touch-control sensing module is the projected capacitive touch module; make this control circuit module and this first, second touch-control sensing module and this display module be electrically connected, this first, second this control circuit module of touch-control sensing module mat is electrically controlled this display module.
Further; described the second over cap is configured as cover body structure; this second over cap is to consist of transparent materials such as glass, tygon, polypropylene, polycarbonate or acryl, and this second over cap has a laminating layer, for being combined with this first touch-control sensing module.
Further, described the first over cap is configured as cover body structure, and this first over cap is to consist of transparent materials such as glass, tygon, polypropylene, polycarbonate or acryl, and this first over cap has a laminating layer, for being combined with this touch-control sensing module.
Further, described laminating layer is the layer structure that optical cement forms.
Further, described first, second over cap is to be shaped on this first, second touch-control sensing module through decoration technique inside mold.
Further; described first, second touch-control sensing module respectively has an associated layer correspondence and is located on first, second sensitive surface of this display module; respectively on this associated layer, be sequentially provided with a glassy layer, a conduction pattern layer, make the laminating layer of this first, second over cap be located on this conduction pattern layer.
Further, described conduction pattern layer has a Y-direction conduction pattern layer and directions X conduction pattern layer forms, and between this Y-direction, directions X conduction pattern layer, is provided with a protective seam.
Further, described associated layer is the layer structure for a glue frame and a medium composition.
The present invention is provided with touch-control development face and touch-control sensing, control module on the relative two sides of display module, make this two touch-control sensings module simultaneous display same frame, contact panel is reached have the purpose of two-sided touch-control and simultaneous display function.
The accompanying drawing explanation
Fig. 1 is the structural representation of conventional, electric-resistance formula contact panel;
Fig. 2 is the structural representation of general surface capacitance type touch-control panel;
Fig. 3 is the structural representation of common transmissive capacitance type touch-control panel;
Fig. 4 is the structural representation of double-sided touch panel of the present invention;
Fig. 5 is the use view of double-sided touch panel of the present invention;
Fig. 6 is the projected capacitive touch induction module structural representation of double-sided touch panel of the present invention;
Fig. 7 is another enforcement aspect structural representation of double-sided touch panel of the present invention.
Description of reference numerals
10a is electric resistance touch-control panel
10b is surface-capacitive touch panel
10c is projected capacitive touch panel
The 11st, display module 12 is touch-control sensing modules
The 121st, conductive layer 122 is isolating points
The 123rd, glass-base 124 is protective seams
The 125th, screening conductive layer 126 is pattern conductive layers
The 127th, glue-line 13 is protective seams
S is clearance
The 20th, display module 21 is light guide plate
The 22nd, side projection module 201 is first development faces
202 is that the second development face 203 is projection surfaces
The 30th, touch-control sensing module 31 is associated layers
The 311st, glue frame 312 is media
The 32nd, glassy layer 33 is conduction pattern layers
The 331st, Y-direction conduction pattern layer
The 332nd, directions X conduction pattern layer
The 333rd, protective seam 334 is protective seams
30a is the first touch-control sensing module
30b is the second touch-control sensing module
40a is the first over cap
40b is the second over cap
The 41st, laminating layer
The 50th, the control circuit module
Embodiment
Relevant the technology used in the present invention, means and other effects, hereby lift a better possible embodiments and coordinate graphic being described in detail as follows:
At first, please with Fig. 4, coordinate Fig. 5,6 sights, the preferred embodiment of a kind of double-sided touch panel provided by the present invention, it comprises a display module 20, two induction modules 30, two over cap 40a, 40b and a control circuit module 50, wherein:
This display module 20, to there is a light guide plate 21 and a side projection module 22, this light guide plate 21 is for the optics platy structure of light-permeable and has relative two sides, the definition one side is one first development face 201, another face is one second development face 202, and there are four projection surfaces 203 between this first development face 201 and the second development face 202 and connect, make these side projection module 22 correspondences wherein this projection surface 203 carry out projection, and be developed on this first, second development face 201,202;
This two touch-control sensings module 30 is the projected capacitive touch module, it is that first, second development face 202 that should display module 20 light guide plate 21 is arranged, and be defined as respectively the first development face 201 that one first touch-control sensing module 30a is located at this display module 20, and one second touch-control sensing module 30b is located at the second development face 202 of this display module 20;
This two over cap 40a, 40b, be to should two touch-control sensing modules 30 arrange, and being defined as respectively one first over cap 40a, to be located at this first touch-control sensing module 30a upper, and one second over cap 40b is located on this second touch-control sensing module 30b, in the present embodiment, this is first years old, the second over cap 40a, 40b is configured as cover body structure, and this is first years old, the second over cap 40a, 40b respectively has a laminating layer 41, for with this first, the second touch-control sensing module 30a, the 30b combination, wherein, this is first years old, the second over cap 40a, 40b is by glass, tygon, polypropylene, the layer structure that the transparent material such as polycarbonate or acryl forms, this laminating layer 41 is the optical cement layer structure, in addition, this is first years old, the second over cap 40a, 40b also be able to via decoration technique inside mold be shaped in this first, the second touch-control sensing module 30a, on 30b,
This control circuit module 50, be electrically connected with this first touch-control sensing module 30a, this second touch-control sensing module 30b and this display module 20, make this first, second touch-control sensing module 30a, this control circuit module 50 of 30b mat electrically control this display module 20.
The above is embodiment of the present invention main member and configuration explanation thereof, as for mode of operation and the effect thereof of preferred embodiment of the present invention, does following explanation.
Double-sided touch panel of the present invention is mainly the structure by above-described embodiment, the light guide plate 21 of this display module 20 is to be to have an X-rayed state before not starting, see through projection surface 203 projections towards light guide plate 21 by image of this side projection module 22 after startup, through light guide plate 21 effects, image is presented on this first, second development face 202 again, by this, this two touch-control sensings module 30 is electrically connected with this control circuit module 50 show image of controlling display module 20, reaches two-sided touch-control as shown in Figure 5, the touch control operation of development.
Please coordinate and consult shown in Fig. 6, show that the present invention reaches with projective capacitive touch induction module 30 structural form that contact panel carries out two-sided touch control operation: as figure, this is first years old, the second touch- control sensing module 30a, 30b respectively has an associated layer 31 for being located at first of this display module 20, the second development face 201, on 202, this associated layer 31 is the layer structure that are shaped by optical cement, also must be located at for glue frame 311 frames the layer structure of 312 weeks side compositions of a medium, and this medium 312 can be the materials such as optical cement or air, respectively on this associated layer 31, be sequentially provided with a glassy layer 32, one conduction pattern layer 33, wherein, this conduction pattern layer 33 is to consist of a Y-direction conduction pattern layer 331 and a directions X conduction pattern layer 332, this Y-direction, directions X conduction pattern layer 331, be provided with a protective seam 333 between 332, and this two conductions pattern layer 33 each separately be provided with a protective seam 334 with this first, the second over cap 40a, the laminating layer 41 of 40b engages.
It should be noted that, please coordinate and consult shown in Fig. 7, another implements aspect to show double-sided touch panel of the present invention, after the startup of projected capacitive touch induction module, can form the three-dimensional electric field that shape one is penetrated this display module 20 in its relative both sides, therefore the present invention also can only arrange the touch-control sensing module 30 of this projected capacitive on wherein this development face 201/202 of these display module 20 light guide plate 21, reach through multitasking the mode of operation that forms multi-point touch in display module 20 both sides again, as Fig. 7 is the second development face 202 of this light guide plate 21 that this touch-control sensing module 30 is located at, and this first over cap 40a is located on this touch-control sensing module 30, this second over cap 40b is located on the second development face 202 of these display module 20 light guide plate 21, by this control circuit module 50 and this touch-control sensing module 30, be electrically connected, reach the purpose that a kind of double-sided touch panel is provided.
In sum, the present invention by arranging two induction modules on the opposite face of display module, cooperation is electrically connected this two touch-control sensings module with the control circuit module, reach and make contact panel there is the purpose of the touch controllable function of two-sided and simultaneous display, after provide that the user is more convenient, the touch control operation of hommization.
Claims (9)
1. a double-sided touch panel is characterized in that: comprising:
One display module, there is a light guide plate and a side projection module, this light guide plate has relative two sides, the definition one side is one first development face, another face is one second development face, have four projecting planes between this first, second development face and connect, this side projection module is that wherein this projection surface that should light guide plate is carried out to projection, and is developed on this first, second development face;
One touch-control sensing module, be located on the second development face of this display module light guide plate, and this touch-control sensing module is the projected capacitive touch module;
One first over cap, be located on the first development face of this display module light guide plate;
One second over cap, be located on this touch-control sensing module;
One control circuit module, be electrically connected with this touch-control sensing module.
2. a two-sided contact panel as claimed in claim 1, it is characterized in that: defining this touch-control sensing module of being located between the second development face and this second over cap is one second touch-control sensing module, separately be provided with one first touch-control sensing module between the first development face of this display module and this first over cap, and this first touch-control sensing module is the projected capacitive touch module, make this control circuit module and this first, the second touch-control sensing module and this display module are electrically connected, this is first years old, second this control circuit module of touch-control sensing module mat is electrically controlled this display module.
3. double-sided touch panel as claimed in claim 1; it is characterized in that: described the second over cap is configured as cover body structure; this second over cap is to consist of transparent materials such as glass, tygon, polypropylene, polycarbonate or acryl; and this second over cap has a laminating layer, for being combined with this first touch-control sensing module.
4. double-sided touch panel as claimed in claim 2; it is characterized in that: described the first over cap is configured as cover body structure; this first over cap is to consist of transparent materials such as glass, tygon, polypropylene, polycarbonate or acryl; and this first over cap has a laminating layer, for being combined with this touch-control sensing module.
5. double-sided touch panel as described as claim 3 or 4, is characterized in that: the layer structure that described laminating layer is the optical cement formation.
6. double-sided touch panel as claimed in claim 2, it is characterized in that: described first, second over cap is to be shaped on this first, second touch-control sensing module through decoration technique inside mold.
7. double-sided touch panel as claimed in claim 2; it is characterized in that: described first, second touch-control sensing module respectively has an associated layer correspondence and is located on first, second sensitive surface of this display module; respectively on this associated layer, be sequentially provided with a glassy layer, a conduction pattern layer, make the laminating layer of this first, second over cap be located on this conduction pattern layer.
8. double-sided touch panel as claimed in claim 7 is characterized in that: described conduction pattern layer has a Y-direction conduction pattern layer and directions X conduction pattern layer forms, and between this Y-direction, directions X conduction pattern layer, is provided with a protective seam.
9. double-sided touch panel as claimed in claim 7, it is characterized in that: described associated layer is the layer structure for a glue frame and a medium composition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210161161XA CN103425361A (en) | 2012-05-18 | 2012-05-18 | Double-faced touch panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210161161XA CN103425361A (en) | 2012-05-18 | 2012-05-18 | Double-faced touch panel |
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| Publication Number | Publication Date |
|---|---|
| CN103425361A true CN103425361A (en) | 2013-12-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210161161XA Pending CN103425361A (en) | 2012-05-18 | 2012-05-18 | Double-faced touch panel |
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| Country | Link |
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| CN (1) | CN103425361A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104808857A (en) * | 2015-05-08 | 2015-07-29 | 欧浦登（福州）光学有限公司 | Full-laminating double-side touch display screen and manufacturing technology thereof |
| US10146344B2 (en) | 2014-10-27 | 2018-12-04 | Wistron Corporation | Touch apparatus and touch method |
| CN114489368A (en) * | 2020-11-13 | 2022-05-13 | 和鑫光电股份有限公司 | Double-sided touch panel and manufacturing method thereof |
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| JP2002163073A (en) * | 2000-11-27 | 2002-06-07 | Shuichi Inoue | Double-sided touch screen |
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| CN101937143A (en) * | 2010-07-13 | 2011-01-05 | 海尔集团公司 | Double-sided touch liquid crystal display (LCD) device |
| CN201765412U (en) * | 2010-09-10 | 2011-03-16 | 北京京东方光电科技有限公司 | Touch-type liquid crystal display |
| CN102360254A (en) * | 2011-09-28 | 2012-02-22 | 广东美的电器股份有限公司 | Touch display screen and terminal equipment using same |
| CN202632263U (en) * | 2012-05-18 | 2012-12-26 | 榕增光电科技有限公司 | Double-faced touch panel |
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2012
- 2012-05-18 CN CN201210161161XA patent/CN103425361A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002163073A (en) * | 2000-11-27 | 2002-06-07 | Shuichi Inoue | Double-sided touch screen |
| CN2679497Y (en) * | 2004-01-16 | 2005-02-16 | 联准实业有限公司 | Face lighting source device able to dual-side give off |
| CN101937143A (en) * | 2010-07-13 | 2011-01-05 | 海尔集团公司 | Double-sided touch liquid crystal display (LCD) device |
| CN201765412U (en) * | 2010-09-10 | 2011-03-16 | 北京京东方光电科技有限公司 | Touch-type liquid crystal display |
| CN102360254A (en) * | 2011-09-28 | 2012-02-22 | 广东美的电器股份有限公司 | Touch display screen and terminal equipment using same |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10146344B2 (en) | 2014-10-27 | 2018-12-04 | Wistron Corporation | Touch apparatus and touch method |
| CN104808857A (en) * | 2015-05-08 | 2015-07-29 | 欧浦登（福州）光学有限公司 | Full-laminating double-side touch display screen and manufacturing technology thereof |
| CN114489368A (en) * | 2020-11-13 | 2022-05-13 | 和鑫光电股份有限公司 | Double-sided touch panel and manufacturing method thereof |
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Application publication date: 20131204 |