CN102394666A - Mobile phone protecting membrane - Google Patents
Mobile phone protecting membrane Download PDFInfo
- Publication number
- CN102394666A CN102394666A CN2011102348449A CN201110234844A CN102394666A CN 102394666 A CN102394666 A CN 102394666A CN 2011102348449 A CN2011102348449 A CN 2011102348449A CN 201110234844 A CN201110234844 A CN 201110234844A CN 102394666 A CN102394666 A CN 102394666A
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- radio
- cellular phone
- frequency antenna
- insulating substrate
- film
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Abstract
The invention discloses a mobile phone protecting membrane, which consists of a transparent insulation basic material, a radio-frequency antenna which is made of a transparent conductive material, a radio-frequency communication chip, a protection layer, an underlay and a surface layer; the radio-frequency antenna is arranged on the lower surface of the insulation basic material, a bonding pad of the radio-frequency communication chip is connected with the input end of the radio-frequency antenna through conductive agent the protection layer is arranged on the outer side surface of the radio-frequency antenna to wrap the radio-frequency antenna and is closely combined with the insulation basic material; the underlay is arranged at the outer side of the protection layer and is bonded with the protection layer through an electrostatic parting way or a gum parting way; and the surface layer is arranged on the upper surface of the insulation basic material and is bonded with the insulation basic material in an electrostatic parting way. The product of the mobile phone protecting membrane can be used for the consumption electronic product fields such as different mobile phones, music player 4 (MP4) and the like, and the product is more attractive and more practical.
Description
Technical field
The present invention relates to mobile phone beauty treatment fields and field of radio frequency identification, be specifically related to a kind of safeguard film for cellular phone, have radio frequency recognition function, play the function of diaphragm again, can in electronic equipment, use, make product more both artistic and practical with LCDs or touch-screen.
Background technology
Safeguard film for cellular phone is to be used for a kind of cold the mount film of mounting at handset surface, screen and other visible objects, and is of a great variety, can be divided into according to its purposes: mobile phone screen diaphragm, handset diaphragm; Function to the functional form diaphragm, is decorated diaphragm etc. like: peep-proof film, mirror film, AR film, frosted film, scratch resistant diaphragm, handset anti-scratch diaphragm, handset by initial simple scratch resistant diaphragm; Can be divided into according to its material: PC diaphragm, PVC diaphragm, PET diaphragm; The AR diaphragm.The principle of mounting can be divided into: gum diaphragm, electrostatic protection film.The appearance of mobile phone pad pasting has brought a lot of convenience to people, and the fashionable group can decorate mobile phone through the pattern of oneself selecting to like, has taken leave of flat colour, has shown that especially personalized wind is color, gives a kind of brand-new visual impact of people; Mobile phone screen not only can be avoided the invasion of cut, greasy dirt through pad pasting protection, and the eye fatigue can alleviate the machine instigator with mobile phone the time; Like placing the people in the pocket more and more now mobile phone, everybody has cell phone keyboard, screen to advance the puzzlement of dust, and through the pad pasting of handset and screen, these problems are all effectively solved.
In field of radio frequency identification, REID reaches its maturity, and has become an indispensable part in our life.The high-frequency band near field means of payment, in numerous areas widespread adoption such as traffic, gate inhibition, logistics, Identity Managements, the logistics radio frequency identification product of hyper band also has been widely used in the management process of various logistics.Like traffic all-purpose card, gate inhibition's card, article and Commercial goods labels, middle state-two is seized with terror etc. for identity, and the fact proved convenience of new technology and the feasibility of extensive application are established.Simultaneously; The passive radio frequency identification product of hyperfrequency (UHF) has also obtained breakthrough in remote Card Reader is used; Particularly based on the passive radio frequency identification product of GEN2 standard (standard of ISO18000-6C); Realized about 10 meters reading/writing distance, made the cheap no source remote distance read-write and the application of logistics aspect become possibility.REID and safeguard film for cellular phone are combined, can easily realize having the mobile phone of radio frequency recognition function.
But; But no matter be indispensable parts in the radio frequency identification product of low frequency, high frequency or hyperfrequency: radio-frequency antenna is but owing to the reason of its physical characteristic; Receive the restriction of size and communication pattern; Radio-frequency antenna occupies the bulk of the overwhelming majority in entire circuit, be materials such as copper, aluminium, silver slurry, carbon slurry and be used to make the material that antenna adopts at present.Adopt the antenna of these material mades to have visual shape, need guarantee to reach perfect degree on the radio frequency identification product of appearance at some.Influence for the antenna pattern of covering the radio frequency identification product is used product adopt the design concept with the antenna pattern matching product through regular meeting, but this way has proposed very high requirement to the designer, and the result often also is difficult to the degree that reaches desirable.Needing the product of infiltration type, like the diaphragm of mobile phone,, then can have a strong impact on user's sight line if the antenna of mark radio frequency identification product need design in the viewing area of display screen, use is exerted an influence.
The present invention has proposed brand-new solution for the defective of the aesthetic applications that solves the safeguard film for cellular phone with radio frequency recognition function, makes radio-frequency antenna accomplish transparent state, does not in use influence user's visual effect.
Summary of the invention
The present invention is directed to the problems referred to above, the Antenna Design of safeguard film for cellular phone with radio-frequency enabled with produce in the notion of latent type antenna has been proposed.This application mode adopts special oxide conductive film (ITO), in oxide conductive film, to mix Sn
2O
3In
2O
3The transmitance of film is the highest best with electric conductivity, and in acid solution, etches trickle figure easily, and wherein light transmittance reaches more than 90%.Its light transmittance and resistance are respectively by In among the ITO
2O
3With Sn
2O
3Ratio control common In
2O
3: Sn
2O
3=1:1 ~ 10:1.This electric conducting material has less impedance, the most important thing is to have transparent distinct advantages, according to the difference of blending ratio, can be made into the bright or translucent oxide conductive film of full impregnated.It is conventional that to produce the little conducting film of transparency height and impedance by ratio 9:1 subsequent use; Conducting film is coated on the insulating substrate; Be coated with one deck light-sensitive surface again; The antenna pattern that to make through exposure technology develops out, through etch process unwanted electric conducting material is removed again, after cleaning, forms the concealed type antenna., the signal input part of antenna promptly forms the safeguard film for cellular phone with radio frequency recognition function of the present invention after installing the radio frequency identification product chips.
In order to achieve the above object, the present invention adopts following technical scheme:
A kind of safeguard film for cellular phone is characterized in that, comprises radio-frequency antenna and radio communication chip that transparent insulating substrate, transparent conductive material are formed; Described radio-frequency antenna is arranged on the lower surface of insulating substrate, and described radio communication bonding pads is connected through the input of conductive agent and radio-frequency antenna.
Further, described a kind of safeguard film for cellular phone is characterized in that, also comprises radio-frequency antenna protective layer, substrate and top layer, and said protective layer is arranged on the outer surface of radio-frequency antenna, in radio-frequency antenna is coated on, and combines closely with insulating substrate; The outside and protective layer that said substrate is arranged on protective layer pass through release applying of static or the release applying of gum; Upper surface and insulating substrate that described top layer is arranged on insulating substrate pass through the release applying of static.
Further again, described a kind of safeguard film for cellular phone is characterized in that electric conducting material is transparent.
Further again, described a kind of safeguard film for cellular phone is characterized in that, the main component of electric conducting material is indium oxide (In
2O
3) and tin oxide (Sn
2O
3), indium oxide: the blending ratio of tin oxide is 9:1, by becoming the transparent electrically-conductive film layer in the insulating substrate surface coated after the ratio mixed.
Further again, described a kind of safeguard film for cellular phone is characterized in that, conductive membrane layer is individual layer or structure of two layers, and the unit dc impedance of conductive film is 0.1-300 ohm.
Further again, described a kind of safeguard film for cellular phone is characterized in that, the figure of radio-frequency antenna is realized through the process of coating photosensitive material, exposure, etching, cleaning etc.
Further again, described a kind of safeguard film for cellular phone is characterized in that chip is a bare chip, through reverse packaging process, is coupled together by the input point of conductive agent with bonding pads and antenna.
Further again, described a kind of safeguard film for cellular phone is characterized in that, PETG (PET), polycarbonate, polyethylene (PVC) or silica gel (AR) material that insulating substrate is transparent, flexible, slim.
A kind of safeguard film for cellular phone according to technique scheme forms makes radio-frequency antenna accomplish transparent form.Thereby make the outward appearance that does not have influence on mobile phone itself in the application process, both realized the function of protection mobile phone, cell phone appearance is beautified, realized the function of radio frequency identification simultaneously again.
Description of drawings
Further specify the present invention below in conjunction with accompanying drawing and embodiment.
Fig. 1 is the product sketch map of the compound super high frequency radio frequency recognition function of safeguard film for cellular phone of the present invention.
Fig. 2 is the product sketch map of safeguard film for cellular phone High Frequency Of Recombination radio frequency recognition function of the present invention.
Fig. 3 is the cross-sectional view of safeguard film for cellular phone of the present invention.
Fig. 4 is the schematic appearance of fitting with mobile phone of safeguard film for cellular phone of the present invention.
Embodiment
For technological means, creation characteristic that the present invention is realized, reach purpose and effect and be easy to understand and understand, below in conjunction with concrete diagram, further set forth the present invention.
The objective of the invention is to adopt special oxide conductive film (ITO), in oxide conductive film, to mix Sn
2O
3In
2O
3The transmitance of film is the highest best with electric conductivity, and in acid solution, etches trickle figure easily, and wherein light transmittance reaches more than 90%.Its light transmittance and resistance are respectively by In among the ITO
2O
3With Sn
2O
3Ratio control; It is conventional that to produce the little conducting film of transparency height and impedance by ratio 9:1 subsequent use; Conducting film is coated on the insulating substrate, be coated with one deck light-sensitive surface again, the antenna pattern that will make through exposure technology develops out; Through etch process unwanted electric conducting material is removed again, after cleaning, formed the concealed type antenna.Install RF identification chip at the signal input part of antenna and form semi-finished product; Again half-finished antenna surface is carried out ion and adhere to processing; And be attached at substrate layer; Attach the top layer at half-finished another side simultaneously, after cutting, promptly form the safeguard film for cellular phone with radio frequency recognition function of the present invention.
The radio frequency identification product of hyperfrequency frequency range; Its communication frequency is about 900MHz, and radio-frequency antenna is polarization type antenna, and is as shown in Figure 1; Form radio-frequency antenna figure 2 through etch process on the surface of insulating substrate 1, have the aerial signal input point 5 and 6 that connects input signal at the center of figure.Chip 8 adopts packing forms, with conductive agent bonding pads and aerial signal input point 5 and 6 is coupled together, and the material of forming the super high frequency radio frequency antenna pattern is a transparent conductive material; Insulating substrate 1 also is the clear films material, and therefore, the product of completion is fully transparent except miniature bare chip 8.As shown in Figure 3, the radio-frequency antenna of being made up of transparent transparent conductive material 2 is attached to the surface of transparent insulating substrate 1; In order to prevent transparent conductive material and air Long contact time generation oxidation, under the situation of necessity, can be coated with the protective layer 7 of layer of transparent again, transparency conducting layer is coated with air isolated, to prolong the life-span of product.Above step groups the one-tenth semi-finished product; Again half-finished antenna surface is carried out ion and adhere to processing or gum processing; And be attached at substrate layer 10, attach top layer 11 at half-finished another side simultaneously, after cutting, promptly form the safeguard film for cellular phone with radio frequency recognition function of the present invention.
The radio frequency identification product of high-frequency band; Its communication frequency is at 13.56MHz; Radio-frequency antenna is many circle inductive type antennas, and is as shown in Figure 2, forms many circle radio-frequency antenna figures 2 on the surface of insulating substrate 1 through etch process; Crossing wire jumper 4 at the center end link tester of figure lead-in wire is extended to the coil outside, is that end points finishes with aerial signal input point 5; The outside line of figure is that end points finishes with aerial signal input point 6.Chip 8 adopts packing forms, with conductive agent bonding pads and aerial signal input point 5 and 6 is coupled together.Wire jumper 4 is that transparent conductive material strides across coil through mode of printing, and middle isolated with transparent insulation material, the material of forming the high-frequency radio frequency antenna pattern is a transparent conductive material; Insulating substrate 1 also is the clear films material, and therefore, except miniature bare chip 8, the product of completion is fully transparent.As shown in Figure 3, the radio-frequency antenna of being made up of transparent transparent conductive material 2 is attached to the surface of transparent insulating substrate 1; In order to prevent transparent conductive material and air Long contact time generation oxidation, under the situation of necessity, can be coated with the protective layer 7 of layer of transparent again, transparency conducting layer is coated with air isolated, to prolong the life-span of product.Above step groups the one-tenth semi-finished product; Again half-finished antenna surface is carried out ion and adhere to processing or gum processing; And be attached at substrate layer 10, attach top layer 11 at half-finished another side simultaneously, after cutting, promptly form the safeguard film for cellular phone with radio frequency recognition function of the present invention.
As shown in Figure 4, the safeguard film for cellular phone 1 that will have the radio communication function is attached to the surface of the display screen 13 of mobile phone 12, makes the not influence of protected film of visible range 13 of display screen.Chip 8 does not influence the user and uses outside visible range 13.Promptly become a mobile phone through the mobile phone that has mounted safeguard film for cellular phone of the present invention, can realize functions such as gate inhibition, mobile-phone payment, Mobile Phone Locating or mobile phone all-purpose card with radio communication function.
In sum; Be merely embodiment of the present invention, but protection scope of the present invention is not limited thereto, any technical staff who is familiar with the present technique field is in the technical scope that the present invention discloses; Can expect easily changing or replacement, all should be encompassed within protection scope of the present invention.
Claims (8)
1. a safeguard film for cellular phone is characterized in that, comprises radio-frequency antenna and radio communication chip that transparent insulating substrate, transparent conductive material are formed; Described radio-frequency antenna is arranged on the lower surface of insulating substrate, and described radio communication bonding pads is connected through the input of conductive agent and radio-frequency antenna.
2. a kind of safeguard film for cellular phone according to claim 1 is characterized in that, also comprises radio-frequency antenna protective layer, substrate and top layer, and said protective layer is arranged on the outer surface of radio-frequency antenna, in radio-frequency antenna is coated on, and combines closely with insulating substrate; The outside and protective layer that said substrate is arranged on protective layer pass through release applying of static or the release applying of gum; Upper surface and insulating substrate that described top layer is arranged on insulating substrate pass through the release applying of static.
3. a kind of safeguard film for cellular phone according to claim 1 is characterized in that electric conducting material is transparent.
4. a kind of safeguard film for cellular phone according to claim 1 is characterized in that, the main component of electric conducting material is indium oxide (In
2O
3) and tin oxide (Sn
2O
3), indium oxide: the blending ratio of tin oxide is 9:1, by becoming the transparent electrically-conductive film layer in the insulating substrate surface coated after the ratio mixed.
5. a kind of safeguard film for cellular phone according to claim 1 is characterized in that, conductive membrane layer is individual layer or structure of two layers, and the unit dc impedance of conductive film is 0.1-300 ohm.
6. a kind of safeguard film for cellular phone according to claim 1 is characterized in that, the figure of radio-frequency antenna is realized through the process of coating photosensitive material, exposure, etching, cleaning etc.
7. a kind of safeguard film for cellular phone according to claim 1 is characterized in that chip is a bare chip, through reverse packaging process, is coupled together by the input point of conductive agent with bonding pads and antenna.
8. a kind of safeguard film for cellular phone according to claim 1 is characterized in that, PETG (PET), polycarbonate, polyethylene (PVC) or silica gel (AR) material that insulating substrate is transparent, flexible, slim.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102348449A CN102394666A (en) | 2011-08-17 | 2011-08-17 | Mobile phone protecting membrane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102348449A CN102394666A (en) | 2011-08-17 | 2011-08-17 | Mobile phone protecting membrane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102394666A true CN102394666A (en) | 2012-03-28 |
Family
ID=45861876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011102348449A Pending CN102394666A (en) | 2011-08-17 | 2011-08-17 | Mobile phone protecting membrane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102394666A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106188778A (en) * | 2016-08-11 | 2016-12-07 | 苏州柯创电子材料有限公司 | There is the protecting film of high insulating property |
| WO2017012136A1 (en) * | 2015-07-17 | 2017-01-26 | 吴清渠 | Cellphone screen protection film |
-
2011
- 2011-08-17 CN CN2011102348449A patent/CN102394666A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017012136A1 (en) * | 2015-07-17 | 2017-01-26 | 吴清渠 | Cellphone screen protection film |
| CN106188778A (en) * | 2016-08-11 | 2016-12-07 | 苏州柯创电子材料有限公司 | There is the protecting film of high insulating property |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120328 |