CN205384597U - Capacitive touch screen who has reflective coating on board of flexible line way - Google Patents
Capacitive touch screen who has reflective coating on board of flexible line way Download PDFInfo
- Publication number
- CN205384597U CN205384597U CN201521135249.XU CN201521135249U CN205384597U CN 205384597 U CN205384597 U CN 205384597U CN 201521135249 U CN201521135249 U CN 201521135249U CN 205384597 U CN205384597 U CN 205384597U
- Authority
- CN
- China
- Prior art keywords
- touch screen
- circuit board
- flexible circuit
- reflectance coating
- guide plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
Abstract
The utility model discloses a capacitive touch screen who has reflective coating on board of flexible line way, including apron, touch -sensitive screen flexible line way board, touch -sensitive screen function piece, first reflection stratum and light guide plate, apron, touch -sensitive screen function piece, first reflection stratum, light guide plate and touch -sensitive screen flexible line way board from the top down stack gradually a side of light guide plate is equipped with the light emitting source and is used for controlling the button light source flexible line way board of light emitting source, the upper surface of touch -sensitive screen flexible line way board is equipped with the second reflective coating, under the light guide plate is arranged in to the second reflective coating, through the below of arranging touch -sensitive screen flexible line way board in the light guide plate, and be equipped with the second reflective coating at touch -sensitive screen flexible line way board upper surface to having reduced the second reflection stratum in the button light source subassembly of conventional touch -sensitive screen, also having reduced packaging technology, the cost is reduced has improved batch production's yield and efficiency.
Description
Technical field
This utility model relates to the capacitive touch screen in a kind of flexible circuit board with reflectance coating, particularly relates to the capacitive touch screen of a kind of integrating keys back light source structure, belongs to touch screen technology field.
Background technology
Since Iphone comes out, its magnificent outward appearance, novel mode of operation and comfortable feel, capacitive touch screen obtains client's accreditation, as all visible in mobile phone, media player, navigation system, digital camera, DPF, PDA, game station, display, electrical equipment control, armarium etc. daily life every field.But being accompanied by application universal of capacitive touch screen, under the personalized and guiding of trend, conventional capacitive-type touch screen has not had can attract too much the features of novelty of user's special concern.
The key set light source assembly of conventional capacitive-type touch screen, as single component, is combined on mainboard, or is combined in liquid crystal module, or attached on the touchscreen.As shown in Figure 1, conventional capacitive-type touch screen, including cover plate 2, touch screen flexible circuit board 1, touch screen function sheet 3, first reflecting layer 4, light guide plate 5 and the second reflecting layer 6, described cover plate 2, touch screen flexible circuit board 1, touch screen function sheet 3, first reflecting layer 4, light guide plate 5 and the second reflecting layer 6 stack gradually from top to bottom, a side at described light guide plate 5 is provided with luminous source 7 and for controlling the key set light source flexible circuit board 8 of luminous source 7, wherein said key set light source flexible circuit board 8 is integrated with luminous source control circuit, first reflecting layer 4 and the second reflecting layer 6 are the separate part in key set light source assembly, separate part causes that manufacturing cost is high, and increase assembling procedure, reduce yield and the efficiency of batch production.
Utility model content
This utility model solves the technical problem that and is: in the key set light source assembly of existing conventional capacitive-type touch screen, the second reflecting layer is as separate part, thus causing that cost is high, and increasing assembling procedure, reducing yield and the efficiency of batch production.
In order to solve problem above, this utility model provides a kind of technical scheme: with the capacitive touch screen of reflectance coating in a kind of flexible circuit board, including cover plate, touch screen flexible circuit board, touch screen function sheet, first reflecting layer and light guide plate, described cover plate, touch screen function sheet, first reflecting layer, light guide plate and touch screen flexible circuit board stack gradually from top to bottom, a side at described light guide plate is provided with luminous source and for controlling the key set light source flexible circuit board of luminous source, the upper surface of described touch screen flexible circuit board is provided with the second reflectance coating, described second reflectance coating is placed in immediately below light guide plate.
Further, described second reflectance coating be touch screen flexible circuit board upper surface by print white or light tone ink form.Take this mode to be easily achieved, and cost is low, naturally it is also possible to select other modes and material to complete the second reflectance coating.
Further, described second reflectance coating orthographic projection contains the first reflecting layer orthographic projection view field to cover plate lower surface to the view field of cover plate lower surface.Take this structure to be primarily to and ensure after being provided with the first reflectance coating, as far as possible by the area of the second reflectance coating more than the first reflectance coating, to ensure enough light sources transmission region by the first emission layer, the transmission region of the first emission layer is prior art.
Further, described key set light source flexible circuit board and touch screen flexible circuit board become one.Take this technology, touch screen assembling space and packaging technology step can be reduced thus reducing production cost on the one hand, disposable production flexible circuit board meets light source control and touches driving control on the other hand, without separately producing design, reduce cost, even optimized can carry out integrated light source control circuit and touch driving control circuit, reducing the components and parts required for necessary circuit, it is achieved Based Intelligent Control luminous source.
Further, described luminous source is LED light emitting diode.LED light emitting diode, power is little, luminous big, it is simple to control.
Compared with prior art, the beneficial effects of the utility model are: by touch screen flexible circuit board is placed in the lower section of light guide plate, and it is provided with the second reflectance coating at touch screen flexible circuit board upper surface, thus the second reflecting layer decreased in the key set light source assembly of conventional touch screen, decrease packaging technology, reduce cost, improve yield and the efficiency of batch production.
Accompanying drawing explanation
Accompanying drawing 1 show conventional capacitive-type touch screen structure schematic diagram；
Accompanying drawing 2 show the touch screen flexible circuit board in this utility model and the capacitive touch screen structure schematic diagram of key set light source flexible circuit board independence；
Accompanying drawing 3 show the touch screen flexible circuit board in this utility model and key set light source flexible circuit board integrated after capacitive touch screen structure schematic diagram；
Accompanying drawing 4 show the flexible circuit board integrated morphology schematic diagram in this utility model；
In Fig. 2,1, touch screen flexible circuit board 2, cover plate 3, touch screen function sheet the 4, first reflecting layer 5, light guide plate the 66, second reflectance coating 7, luminous source 8, key set light source flexible circuit board；
In Fig. 3,2, cover plate 3, touch screen function sheet the 4, first reflecting layer 5, light guide plate the 66, second reflectance coating 7, luminous source 9, flexible circuit board；
In Fig. 4,10, in touch screen flexible circuit board 1 for driving the tandem circuit chip (IC) for driving touch screen and key-press backlight source light emitting diode in the IC chip (IC) 100 of touch screen, flexible circuit board 9.
Detailed description of the invention
In conjunction with accompanying drawing, detailed description of the invention of the present utility model is illustrated；
nullAs shown in Figure 2，With the capacitive touch screen of reflectance coating in a kind of flexible circuit board，Including cover plate 2、Touch screen flexible circuit board 1、Touch screen function sheet 3、First reflecting layer 4 and light guide plate 5，Wherein，Described touch screen function sheet 3 is to be bonded together by glue material by single or multiple lift electrode layer，Electrode layer is to plate tin indium oxide over the transparent substrate，Described cover plate 2 can be safety glass、PC、The known various materials such as PMMA，Described touch screen flexible circuit board 1 is the flexible circuit board being integrated with and touching drive circuit，More than it is existing knowledge，Of the present utility model it is improved by，Described cover plate 2、Touch screen function sheet 3、First reflecting layer 4、Light guide plate 5 and touch screen flexible circuit board 1 stack gradually from top to bottom，A side at described light guide plate 5 is provided with luminous source 7 and for controlling the key set light source flexible circuit board 8 of luminous source 7，The upper surface of described touch screen flexible circuit board 1 is provided with the second reflectance coating 66，Described second reflectance coating 66 is placed in immediately below light guide plate 5.
Preferably, described second reflectance coating 6 be touch screen flexible circuit board 1 upper surface by print white or light tone ink form.Take this mode to be easily achieved, and cost is low, naturally it is also possible to select other modes and material to complete the second reflectance coating.
Preferably, described second reflectance coating 6 orthographic projection contains first reflecting layer 4 orthographic projection view field to cover plate 2 lower surface to the view field of cover plate 2 lower surface.Taking this structure to be primarily to and ensure after being provided with the first reflecting layer, as far as possible by the area of the second reflectance coating more than the first reflecting layer, to ensure enough light sources transmission region by the first emission layer, the transmission region of the first emission layer is prior art.
As shown in Figure 3, preferably, described key set light source flexible circuit board 8 becomes one with touch screen flexible circuit board 1, constitutes a flexible circuit board 9, and this flexible circuit board 9 uses the tandem circuit chip (IC) driving touch screen and key-press backlight source light emitting diode；As Fig. 4 shows the integrated schematic diagram of flexible circuit board 9, wherein 10 is the IC chip (IC) for driving touch screen in touch screen flexible circuit board 1, and wherein 100 is the tandem circuit chip (IC) for driving touch screen and key-press backlight source light emitting diode in flexible circuit board 9.Take this technology, touch screen assembling space and packaging technology step can be reduced thus reducing production cost on the one hand, disposable production flexible circuit board meets light source control and touches driving control on the other hand, without separately producing design, reduce cost, even optimized can carry out integrated light source control circuit and touch driving control circuit, reducing the components and parts required for necessary circuit, it is achieved Based Intelligent Control luminous source.
Preferably, described luminous source 7 is LED light emitting diode.LED light emitting diode, power is little, luminous big, it is simple to control.
It is to be understood that the thinking that relates to of the present utility model has been done than word description in greater detail by above-mentioned embodiment; but these words describe; simply the simple text of this utility model mentality of designing is described; rather than the restriction to this utility model mentality of designing; any combination without departing from this utility model mentality of designing; increase or amendment, each fall within protection domain of the present utility model.
Claims (5)
1. with the capacitive touch screen of reflectance coating in a flexible circuit board, including cover plate, touch screen flexible circuit board, touch screen function sheet, the first reflecting layer and light guide plate, it is characterized in that, described cover plate, touch screen function sheet, the first reflecting layer, light guide plate and touch screen flexible circuit board stack gradually from top to bottom, a side at described light guide plate is provided with luminous source and for controlling the key set light source flexible circuit board of luminous source, the upper surface of described touch screen flexible circuit board is provided with the second reflectance coating, and described second reflectance coating is placed in immediately below light guide plate.
2. with the capacitive touch screen of reflectance coating in a kind of flexible circuit board as claimed in claim 1, it is characterised in that described second reflectance coating be touch screen flexible circuit board upper surface by print white or light tone ink form.
3. with the capacitive touch screen of reflectance coating in a kind of flexible circuit board as described in claim 1 or 2, it is characterized in that, described second reflectance coating orthographic projection contains the first reflecting layer orthographic projection view field to cover plate lower surface to the view field of cover plate lower surface.
4. with the capacitive touch screen of reflectance coating in a kind of flexible circuit board as described in claim 1 or 2, it is characterised in that described key set light source flexible circuit board and touch screen flexible circuit board become one.
5. with the capacitive touch screen of reflectance coating in a kind of flexible circuit board as described in claim 1 or 2, it is characterised in that described luminous source is LED light emitting diode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521135249.XU CN205384597U (en) | 2015-12-31 | 2015-12-31 | Capacitive touch screen who has reflective coating on board of flexible line way |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521135249.XU CN205384597U (en) | 2015-12-31 | 2015-12-31 | Capacitive touch screen who has reflective coating on board of flexible line way |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205384597U true CN205384597U (en) | 2016-07-13 |
Family
ID=56348145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521135249.XU Withdrawn - After Issue CN205384597U (en) | 2015-12-31 | 2015-12-31 | Capacitive touch screen who has reflective coating on board of flexible line way |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205384597U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105446568A (en) * | 2015-12-31 | 2016-03-30 | 南京华睿川电子科技有限公司 | Capacitive touch screen on flexible printed circuit board with reflection coating |
-
2015
- 2015-12-31 CN CN201521135249.XU patent/CN205384597U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105446568A (en) * | 2015-12-31 | 2016-03-30 | 南京华睿川电子科技有限公司 | Capacitive touch screen on flexible printed circuit board with reflection coating |
| CN105446568B (en) * | 2015-12-31 | 2018-08-17 | 南京华睿川电子科技有限公司 | The capacitive touch screen of reflectance coating is carried in a kind of flexible circuit board |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10012960B2 (en) | Watch | |
| CN103052286B (en) | Hand-hold electronic device | |
| CN102629165B (en) | Display assembly and terminal | |
| CN205899447U (en) | Display device | |
| TWI541695B (en) | Curved touch device | |
| CN202267934U (en) | Touch display module and mobile terminal | |
| CN202019376U (en) | Back touch mobile phone | |
| CN202422067U (en) | Full-adhering structure of cellphone touch screen and liquid-crystal module (LCM) | |
| CN203537424U (en) | Touch panel, touch display screen and cell phone thereof | |
| TW201419063A (en) | Touch display | |
| CN205068334U (en) | Touch button structure in a poor light and terminal | |
| TWI470524B (en) | Touch panel and electronic apparatus | |
| TW201445403A (en) | Multifunction input device | |
| CN205405010U (en) | Display screen containing button backlight unit | |
| CN205247364U (en) | Take capacitive touch screen of button backlight | |
| CN105335035B (en) | A kind of capacitive touch screen with key-press backlight source | |
| CN105446568B (en) | The capacitive touch screen of reflectance coating is carried in a kind of flexible circuit board | |
| CN205384597U (en) | Capacitive touch screen who has reflective coating on board of flexible line way | |
| CN205451022U (en) | Capacitive touch screen who all has reflective coating on apron and flexible line way board | |
| CN105468219B (en) | There is the capacitive touch screen of reflectance coating on a kind of cover board and flexible circuit board | |
| CN205451023U (en) | Capacitive touch screen who has reflective coating on apron | |
| KR20130059118A (en) | Touch panel, methode for making touch panel and mobile terminal having touchpanel | |
| CN206517453U (en) | Display screen component and electronic installation | |
| TWI446215B (en) | Touch keyboard | |
| CN204869903U (en) | Prevent night light glass apron of fingerprint |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160713 Effective date of abandoning: 20180817 |
|
| AV01 | Patent right actively abandoned |