CN203433226U - Capacitive type touch display device - Google Patents
Capacitive type touch display device Download PDFInfo
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- CN203433226U CN203433226U CN201320464697.9U CN201320464697U CN203433226U CN 203433226 U CN203433226 U CN 203433226U CN 201320464697 U CN201320464697 U CN 201320464697U CN 203433226 U CN203433226 U CN 203433226U
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- Prior art keywords
- liquid crystal
- display device
- touch display
- polaroid
- capacitive touch
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- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 59
- 239000000758 substrate Substances 0.000 claims abstract description 39
- 230000001681 protective effect Effects 0.000 claims description 7
- 239000004568 cement Substances 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000003667 anti-reflective effect Effects 0.000 abstract 2
- 239000004020 conductor Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- -1 Polyethylene terephthalate Polymers 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical class [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- MRNHPUHPBOKKQT-UHFFFAOYSA-N indium;tin;hydrate Chemical compound O.[In].[Sn] MRNHPUHPBOKKQT-UHFFFAOYSA-N 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 150000003503 terephthalic acid derivatives Chemical class 0.000 description 1
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Abstract
The utility model provides a capacitive type touch display device, aiming at solving the problems that the existing capacitive type touch display device is large in thickness and high in manufacturing cost. The capacitive type touch display device comprises a liquid crystal display and a touch function layer, wherein the liquid crystal display comprises an upper polarizer, an antireflective film, a lower polarizer, a liquid crystal upper substrate, a liquid crystal lower substrate, and liquid crystals positioned between the liquid crystal upper substrate and the liquid crystal lower substrate; the upper polarizer is positioned above the liquid crystal upper substrate and connected with the liquid crystal upper substrate through a first adhesion layer, and the antireflective film is positioned above the upper polarizer and connected with the upper polarizer through a second adhesion layer; the lower polarizer is positioned below the liquid crystal lower substrate and connected with the liquid crystal lower substrate through a third adhesion layer; the touch function layer is formed on the upper surface and/or the lower surface of the upper polarizer. The capacitive type touch display device is less in thickness and low in cost.
Description
Technical field
The utility model relates to touch-control field, relates in particular to a kind of capacitive touch display device.
Background technology
Along with the fast development of electronic information technology, capacitive touch display device has spread all over electronic product market, such as smart mobile phone, panel computer, point reader etc.
Existing capacitive touch display device is mainly comprised of touch-screen and display screen two parts, as shown in Figure 1, touch-screen and display screen are separately made, wherein, display screen mainly comprises polaroid 4, upper substrate 1, infrabasal plate 2 and the liquid crystal molecule 3 between described upper substrate 1 and infrabasal plate 2, and described polaroid 4 is positioned at the top of upper substrate 1.Wherein, touch-screen comprises touch substrate 6 and electrode layer 7, and described touch substrate 6 is connected with polaroid 4 by adhered layer 5, and described electrode layer 7 is formed on described touch substrate 6.
In prior art, capacitive touch display device thickness is large, can not meet the requirement of consumer to electronic product slimming.
Summary of the invention
For solving the problem that existing capacitive touch display device thickness is large, cost of manufacture is high, the utility model embodiment provides a kind of capacitive touch display device.
The capacitive touch display device that the utility model provides comprises LCDs and touch function layer, and described LCDs comprises polaroid, antireflecting film, lower polaroid, liquid crystal upper substrate, liquid crystal infrabasal plate and the liquid crystal between described liquid crystal upper substrate and described liquid crystal infrabasal plate;
Described upper polaroid is positioned at the top of described liquid crystal upper substrate and is connected with described liquid crystal upper substrate by the first adhered layer,
Described antireflecting film is positioned at described upper polaroid top and is connected with described upper polaroid by the second adhered layer;
Described lower polaroid is positioned at the below of described liquid crystal infrabasal plate and is connected with described liquid crystal infrabasal plate by the 3rd adhered layer;
Described touch function layer is formed on upper surface and/or the lower surface of described upper polaroid.
Further, in the capacitive touch display device that the utility model provides, described touch function layer is formed on the lower surface of described upper polaroid.
Further, in the capacitive touch display device that the utility model provides, described touch function layer comprises ITO electrode layer and the wiring board being connected with described ITO electrode layer.
Further, in the capacitive touch display device that the utility model provides, the bar shaped ITO electrode that described ITO electrode layer is a plurality of spaces.
Further, in the capacitive touch display device that the utility model provides, described ITO electrode layer is multiple row, and every row ITO electrode layer comprises a plurality of interconnective rhombus ITO electrodes.
Further, the capacitive touch display device that the utility model provides also comprises the protective seam that is positioned at described antireflecting film top, and described protective seam is connected with described antireflecting film by the 4th adhered layer.
Further, in the capacitive touch display device that the utility model provides, the thickness of described upper polaroid and described lower polaroid is 0.2mm～0.3mm.
Further, in the capacitive touch display device that the utility model provides, described the first adhered layer, the second adhered layer, the 3rd adhered layer and the 4th adhered layer are optical cement.
Further, in the capacitive touch display device that the utility model provides, the thickness of described antireflecting film is 15nm～75nm.
In the capacitive touch display device that the utility model provides, described touch function layer is formed on polaroid, with respect to prior art, reduced the carrier that carries touch function layer, and then reduced thickness, and meet the slimming requirement of consumer to capacitive touch display device, reduced in addition lift-launch touch function layer carrier, further reduce costs, improve profit.
Accompanying drawing explanation;
Fig. 1 is existing capacitive touch display device structural representation;
Fig. 2 is the capacitive touch display device structural representation that the utility model embodiment provides.
Figure of description mark is as follows:
1, upper substrate; 2, infrabasal plate; 3, liquid crystal molecule; 4, polaroid; 5, adhered layer; 6, touch substrate; 7, electrode layer; 101, liquid crystal upper substrate; 102, liquid crystal infrabasal plate; 103, liquid crystal; 104, upper polaroid; 105, ITO electrode layer; 106, wiring board; 107, antireflecting film; 108, lower polaroid.
Embodiment
Clearer for technical matters, technical scheme and beneficial effect that the utility model is solved, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
The utility model provides a kind of capacitive touch display device, this capacitive touch display device can be mobile phone, panel computer, notebook etc., and its principle of operation is: utilize conductor (for example finger) to join each application work in control capacitance formula touch display unit with capacitive touch display device.
The capacitive touch display device that the utility model provides comprises LCDs and touch function layer, and described LCDs comprises polaroid, antireflecting film, lower polaroid, liquid crystal upper substrate, liquid crystal infrabasal plate and the liquid crystal between described liquid crystal upper substrate and described liquid crystal infrabasal plate; Described upper polaroid is positioned at the top of described liquid crystal upper substrate and is connected with described liquid crystal upper substrate by the first adhered layer, and described antireflecting film is positioned at described upper polaroid top and is connected with described upper polaroid by the second adhered layer; Described lower polaroid is positioned at the below of described liquid crystal infrabasal plate and is connected with described liquid crystal infrabasal plate by the 3rd adhered layer; Described touch function layer is formed on upper surface and/or the lower surface of described upper polaroid.This programme is formed on touch function layer upper surface and/or the lower surface of the upper polaroid of LCDs, therefore does not need to make separately one deck and touches substrate as touch function layer carrier, and relative to existing technologies, capacitive touch display device thickness reduces; And reduce one deck and touch substrate, cost.
By the following examples the utility model is further detailed.
The present embodiment provides a kind of capacitive touch display device, as shown in Figure 2, described capacitive touch display device comprises LCDs and touch function layer, and described LCDs comprises polaroid 104, and described touch function layer is formed on the lower surface of described upper polaroid 104.Wherein said LCDs specifically comprises polaroid 104, lower polaroid 108, liquid crystal upper substrate 101, liquid crystal infrabasal plate 102, antireflecting film 107 and the liquid crystal 103 between described liquid crystal upper substrate and described liquid crystal infrabasal plate; Described upper polaroid 104 is positioned at the top of described liquid crystal upper substrate 101 and is connected with liquid crystal upper substrate 101 by the first adhered layer (not shown), and described antireflecting film 107 is positioned at the top of described upper polaroid 104 and is connected with described upper polaroid 104 by the second adhered layer (not shown); Described touch function layer is formed on the lower surface (upper polaroid 104 and liquid crystal upper substrate 101 over against one side) of described upper polaroid 104, and described lower polaroid 108 is positioned at the below of liquid crystal infrabasal plate 102 and is connected with liquid crystal infrabasal plate 102 by the 3rd adhered layer (not shown).
Described antireflecting film 107(is called again anti-reflection film) by silicon dioxide, to be made, thickness is 15nm～75nm; As required double-layer reflection reducing coating can be set in LCDs.
As another kind of embodiment, described touch function layer is formed on the upper surface of described upper polarisation 104, and as a kind of expansion, described touch function layer can divide two-layer, is respectively formed at upper surface and the lower surface of described upper polarisation 104.
Described liquid crystal upper substrate 101 and liquid crystal infrabasal plate 102 are transparency carrier, and liquid crystal upper substrate 101 and liquid crystal infrabasal plate 102 are fixing by liquid crystal 103.The present embodiment is preferably glass substrate, and the light transmission of glass is good, and hardness is large.
Described upper polaroid 104 is horizontal polaroid, and lower polaroid 108 is vertical polaroid.
Described touch function layer comprises ITO(Indium Tin Oxides, tin indium oxide) electrode layer 105 and the wiring board 106 being connected with described ITO electrode layer 105, wiring board 106 is selected FPC(Flexible Printed Circuit, flexible printed circuit board), FPC mildness is better, is convenient to bending.When the external world has conductor to come close to or in contact with upper polaroid 104, the ITO electrode layer 105 to external world appearance of conductor is responded to, and by the result output after induction.
Described ITO electrode layer 105 is various distribution of shapes on upper polaroid 104, and for example ITO electrode layer 105 is multiple row, often classifies a plurality of interconnective rhombus ITO electrodes as; ITO electrode layer can be also the bar shaped ITO electrode of a plurality of spaces.ITO electrode layer not only can conduct electricity, and translucent effect is good, is formed on the light transmission that can not affect polaroid on polaroid.The present embodiment adopts the mode of plated film ITO to be formed on to the lower surface of upper polaroid 104.
Wherein the formation technique of the present embodiment capacitive touch display device is: first at the lower surface plating ITO of upper polaroid 104 film, form ITO polaroid, then measure the sheet resistance resistance of ITO, orient and need etched ITO, etch ITO figure, by spray printing mode, print filamentary silver line and be connected with ITO, then carry out semi-manufacture test, complete the making of ITO, finally ITO polaroid is combined with the other parts of LCDs, forms capacitive touch display device.
In order better to protect upper polaroid; improve its serviceable life; the top of described antireflecting film 107 is also formed with protective seam; protective seam is connected by the 4th adhered layer with antireflecting film 107; protective seam is generally PET(Polyethylene terephthalate, poly terephthalic acid class plastics) film.
Described in the utility model embodiment, the thickness of upper polaroid 104 and described lower polaroid 108 is 0.2mm～0.3mm.Described the first adhered layer, the second adhered layer, the 3rd adhered layer and the 4th adhered layer are transparent adhesive tape, are specifically as follows optical cement.
The concrete structure of the LCDs in the utility model can, for existing all liquid-crystal displaying screen structures, be not limited to the utility model embodiment in addition.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
It should be noted that in addition, each concrete technical characterictic described in above-mentioned embodiment, in reconcilable situation, can combine by any suitable mode, for fear of unnecessary repetition, the utility model is to the explanation no longer separately of various possible array modes.In addition, between various embodiment of the present utility model, also can carry out combination in any, as long as it is without prejudice to thought of the present utility model, it should be considered as content disclosed in the utility model equally.
Claims (9)
1. a capacitive touch display device, it is characterized in that, comprise LCDs and touch function layer, described LCDs comprises polaroid, antireflecting film, lower polaroid, liquid crystal upper substrate, liquid crystal infrabasal plate and the liquid crystal between described liquid crystal upper substrate and described liquid crystal infrabasal plate;
Described upper polaroid is positioned at the top of described liquid crystal upper substrate and is connected with described liquid crystal upper substrate by the first adhered layer,
Described antireflecting film is positioned at described upper polaroid top and is connected with described upper polaroid by the second adhered layer;
Described lower polaroid is positioned at the below of described liquid crystal infrabasal plate and is connected with described liquid crystal infrabasal plate by the 3rd adhered layer;
Described touch function layer is formed on upper surface and/or the lower surface of described upper polaroid.
2. capacitive touch display device according to claim 1, is characterized in that, described touch function layer is formed on the lower surface of described upper polaroid.
3. capacitive touch display device according to claim 1, is characterized in that, described touch function layer comprises ITO electrode layer and the wiring board being connected with described ITO electrode layer.
4. capacitive touch display device according to claim 3, is characterized in that the bar shaped ITO electrode that described ITO electrode layer is a plurality of spaces.
5. capacitive touch display device according to claim 3, is characterized in that, described ITO electrode layer is multiple row, and every row ITO electrode layer comprises a plurality of interconnective rhombus ITO electrodes.
6. according to capacitive touch display device described in claim 1-5 any one, it is characterized in that, also comprise the protective seam that is positioned at antireflecting film top, described protective seam is connected with described antireflecting film by the 4th adhered layer.
7. capacitive touch display device according to claim 6, is characterized in that, the thickness of described upper polaroid and described lower polaroid is 0.2mm～0.3mm.
8. capacitive touch display device according to claim 6, is characterized in that, described the first adhered layer, the second adhered layer, the 3rd adhered layer and the 4th adhered layer are optical cement.
9. capacitive touch display device according to claim 6, is characterized in that, the thickness of described antireflecting film is 15nm～75nm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320464697.9U CN203433226U (en) | 2013-07-31 | 2013-07-31 | Capacitive type touch display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320464697.9U CN203433226U (en) | 2013-07-31 | 2013-07-31 | Capacitive type touch display device |
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| Publication Number | Publication Date |
|---|---|
| CN203433226U true CN203433226U (en) | 2014-02-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320464697.9U Expired - Fee Related CN203433226U (en) | 2013-07-31 | 2013-07-31 | Capacitive type touch display device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109343255A (en) * | 2018-11-09 | 2019-02-15 | 深圳市华星光电半导体显示技术有限公司 | Liquid crystal touch control screen and its manufacturing method |
-
2013
- 2013-07-31 CN CN201320464697.9U patent/CN203433226U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109343255A (en) * | 2018-11-09 | 2019-02-15 | 深圳市华星光电半导体显示技术有限公司 | Liquid crystal touch control screen and its manufacturing method |
| WO2020093592A1 (en) * | 2018-11-09 | 2020-05-14 | 深圳市华星光电半导体显示技术有限公司 | Liquid crystal touch control screen and method for manufacturing same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHENZHEN BYD ELECTRONIC COMPONENT CO., LTD. Free format text: FORMER OWNER: BIYADI CO., LTD. Effective date: 20150828 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150828 Address after: 518119 Guangdong province Shenzhen City Dapeng new Kwai town Yanan Road No. 1 building experimental Byd Co Patentee after: SHENZHEN BYD ELECTRONIC COMPONENT Co.,Ltd. Address before: BYD 518118 Shenzhen Road, Guangdong province Pingshan New District No. 3009 Patentee before: BYD Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 518119 Guangdong province Shenzhen City Dapeng new Kwai town Yanan Road No. 1 building experimental Byd Co Patentee after: Shenzhen helitai photoelectric Co.,Ltd. Address before: 518119 Guangdong province Shenzhen City Dapeng new Kwai town Yanan Road No. 1 building experimental Byd Co Patentee before: SHENZHEN BYD ELECTRONIC COMPONENT Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140212 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |