CN101017627A - Highly sensitive and revival-prevention counterfeit-prevention and theft-prevention tag - Google Patents
Highly sensitive and revival-prevention counterfeit-prevention and theft-prevention tag Download PDFInfo
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- CN101017627A CN101017627A CN 200710064201 CN200710064201A CN101017627A CN 101017627 A CN101017627 A CN 101017627A CN 200710064201 CN200710064201 CN 200710064201 CN 200710064201 A CN200710064201 A CN 200710064201A CN 101017627 A CN101017627 A CN 101017627A
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- counterfeit
- theft label
- metallic gasket
- microcircuit
- label
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Abstract
This invention relates to one mark layer, micro circuit film layer, film media layer and oil bottom layer connected by adhesive layer, wherein, micro circuit film layer comprises capacitor board and bar sense coil and the near circuit film layers are connected through short circuit; the sense coil is in spiral distribution with round arc inside; the capacitor electrode board base layer comprises three edge cut in the rectangle area with remaining one rotating for 180 degrees on bottom layer; the capacitor electrode board is set with decode point in round or other shape metal pad fixed on the adhesive layer.
Description
Technical field
The present invention relates to essential electronic element, particularly a kind of high sensitivity and the anti-anti-counterfeit anti-theft label that brings back to life.
Background technology
The Commercial goods labels of traditional sense does not have false proof and antitheft function, and general anti-theft tag sticks on the commodity, and camouflage property is poor, finds that very easily it is workable, makes its inefficacy by simple means such as tearing to pieces.Owing to do not have antifalsification, its theftproof performance is just very easily forfeiture also.Commercial goods labels also is easy to be repeated use, and can't guarantee true, the reliability of commodity, becomes fake producer's instrument.If do not solve false proof, the antitheft and reusable problem in quilt resurrection back of Commercial goods labels, just can't guarantee the fairness of marketing, also be difficult to adapt to the demand of modernized commodity economy.
The anti-counterfeit anti-theft label of anti-resurrection of the prior art, comprise trade mark layer and basalis, basalis is provided with microcircuit rete and the oiliness bottom that comprises capacitor plate, bar shaped telefault, adjacent microcircuit rete links to each other by short dot, two capacitor plates are provided with the code-point of separating as prebreakdown in the position of correspondence, and the position of separating code-point is provided with the insulating rigid non-metallic gasket.Wherein telefault is that spirality distributes, and it is the resonant circuit of 7.8MHz-8.7MHz that capacitor plate and telefault constitute frequency.But because the insulating rigid non-metallic pad is thicker, result of use is bad in the middle of the practical application of label, for example, when being installed in the inboard use of sole, causes dress uncomfortable, and the outward appearance of its label and the anti-crypticity that brings back to life are also relatively poor.In addition, since the spirality distribution of telefault, position of polar plate of capacitance, frequency and sensitivity to resonant circuit have certain influence, cause the frequency of resonant circuit stable inadequately, its sensitivity is generally not high enough, and this directly affects the performance and the quality of anti-counterfeit anti-theft label.In overcoming this defective, prior art can't be satisfactory.
Summary of the invention
The objective of the invention is to overcome above-mentioned defective, a kind of stability that can improve resonance frequency is provided, significantly improves resonant circuit sensitivity and improves the anti-effect of bringing back to life and the anti-counterfeit anti-theft label of crypticity thereof.
For achieving the above object, high sensitivity of the present invention and the anti-anti-counterfeit anti-theft label that brings back to life, comprise trade mark layer and basalis, described basalis comprises thin film dielectrics layer and the oiliness bottom between some microcircuit retes and the adjacent described microcircuit rete, bonds together by adhesive phase between described each layer of basalis; Described microcircuit rete comprises the telefault of capacitor plate and bar shaped, and adjacent described microcircuit rete links to each other by short dot; The rectangular spiral of described telefault distributes, and the part basalis at described capacitor plate place includes three limit cutting and separating of rectangular area along described telefault, one side and with remaining serve as that axial any sideway swivel places on the described basalis for 180 °.
High sensitivity of the present invention and the anti-anti-counterfeit anti-theft label that brings back to life, wherein said telefault is provided with inside circular arc bending section in a cutting and separating residue side on one side.
High sensitivity of the present invention and the anti-anti-counterfeit anti-theft label that brings back to life, wherein two described capacitor plates are provided with the code-point of separating as prebreakdown in the position of correspondence, described position of separating code-point is provided with the metallic gasket that thickness is the 30-100 micron, and described metallic gasket insulation is fixed in the described adhesive phase.
High sensitivity of the present invention and the anti-anti-counterfeit anti-theft label that brings back to life, the thickness of wherein said metallic gasket is the 30-100 micron, is fixed in described trade mark layer or/and the inboard of oiliness bottom.
High sensitivity of the present invention and the anti-anti-counterfeit anti-theft label that brings back to life, the thickness of wherein said metallic gasket is the 30-100 micron, the inboard of being fixed in described thin film dielectrics layer is or/and the outside.
High sensitivity of the present invention and the anti-anti-counterfeit anti-theft label that brings back to life, circular diameter was the annular gasket of 2-6mm in wherein said metallic gasket replaced with.
High sensitivity of the present invention and the anti-anti-counterfeit anti-theft label that brings back to life, wherein said metallic gasket replaces with the square washer of length of side 4-8mm.
High sensitivity of the present invention and the anti-anti-counterfeit anti-theft label that brings back to life, the square length of side was the square ring plate of 2-6mm in wherein said metallic gasket replaced with.
High sensitivity of the present invention and the anti-anti-counterfeit anti-theft label that brings back to life, wherein said metallic gasket replaces with triangle or pentagon or hexagon or the octagon pad that the length of side is 2-6mm.
The advantage of high sensitivity of the present invention and the anti-anti-counterfeit anti-theft label that brings back to life is: because in microcircuit, telefault is the circular arc bending to the center of capacitor plate rectangle one side, the capacitor plate of rectangle ° places on the basalis by Rotate 180, detect through experiment, improved effectively resonance frequency stability, significantly improve the sensitivity of resonant circuit.In addition, the metallic gasket that optimum thickness is the 30-100 micron is set separating on the position of code-point, guarantee that use can not appear bringing back to life and being repeated in Commercial goods labels, compare with the insulating rigid non-metallic gasket that uses in the prior art, the outward appearance and the anti-crypticity that brings back to life of label also are improved, improve result of use greatly, obtained gratifying effect.
Be elaborated with reference to accompanying drawing below in conjunction with embodiment, so that purpose of the present invention, feature and advantage are had deep understanding.
Description of drawings
Fig. 1 is the synoptic diagram of high sensitivity of the present invention and the anti-anti-counterfeit anti-theft label that brings back to life;
Fig. 2 is the equivalent circuit diagram of microcircuit in the anti-counterfeit anti-theft label of the present invention;
Fig. 3 is the structural representation (front) of anti-counterfeit anti-theft label of the present invention;
Fig. 4 is the structural representation (back side) of anti-counterfeit anti-theft label of the present invention:
Fig. 5 is the another kind of structural representation (front) of anti-counterfeit anti-theft label of the present invention;
Fig. 6 is the another kind of structural representation (back side) of anti-counterfeit anti-theft label of the present invention;
Fig. 7 is the synoptic diagram (front view) of anti-counterfeit anti-theft tag sensitivity experiment of the present invention;
Fig. 8 is the synoptic diagram (vertical view) of anti-counterfeit anti-theft tag sensitivity experiment of the present invention.
Embodiment
With embodiment the technical scheme of high sensitivity of the present invention and the anti-anti-counterfeit anti-theft label that brings back to life is elaborated below.
With reference to Fig. 1, the embodiment of high sensitivity of the present invention and the anti-anti-counterfeit anti-theft label that brings back to life has sandwich construction.As trade mark layer 9, pictorial trademark is positioned at the top layer of sandwich construction, below the top layer for having the basalis of sandwich construction, basalis comprises some microcircuit retes 1, bonding one deck book film between the adjacent microcircuit rete 1 forms thin film dielectrics layer 2, and the bottom is an oiliness bottom 10.Bond together by adhesive phase 3 between trade mark layer 9, microcircuit rete 1 and the thin film dielectrics layer 2.
With reference to Fig. 3 and Fig. 4, adjacent two microcircuit retes 1 constitute microcircuit, microcircuit comprises the capacitor plate 5 of rectangle and the telefault 6 of bar shaped, telefault 6 is in spiral distribution, two capacitor plates 5 lay respectively in two microcircuit retes 1, and be provided with in the position of correspondence and separate code-point 8, the polar plate spacing of separating code-point 8 is for being not more than 30 microns.The position of separating code-point 8 is provided with the metallic gasket 4 that thickness is the 30-100 micron.Metallic gasket 4 insulation is fixed in the adhesive phase 3, can select trade mark layer 9 or/and the inboard of oiliness bottom 10, and the inboard that also can select thin film dielectrics layer 2 is or/and the outside.Processing short dot 7 on two microcircuit retes 1, the microcircuit rete 1 that constitutes capacitor plate 5 and telefault 6 links to each other by the short dot 7 that is arranged in microcircuit.Fig. 2 is the equivalent circuit diagram of microcircuit.One of two microcircuit retes 1 are etched into a capacitor plate 5 by the certain requirement to area, on another microcircuit rete 1, by area, live width, the certain requirement of coil number are etched into telefault 6 and another capacitor plate 5.According to
And C=ε s/d, so the microcircuit that is made of L, C is the resonant circuit of f=8.2MHz.
With reference to Fig. 3 and Fig. 4, the microcircuit of anti-counterfeit anti-theft label embodiment of the present invention comprises the capacitor plate 5 of rectangle and the telefault 6 of bar shaped.One of two microcircuit retes 1 are etched into a capacitor plate 5 by the certain requirement to area, on another microcircuit rete 1, by area, live width, the certain requirement of coil number are etched into telefault 6 and another capacitor plate 5.Telefault 6 rectangular spirals distribute, the part basalis at capacitor plate 5 places includes three limit cutting and separating of rectangular area along telefault 6, and serve as that axially any sideway swivel places on the basalis for 180 °, and be provided with in the position of correspondence and separate code-point 8 and metallic gasket 4 as prebreakdown point with remaining one side.Constitute and link to each other by the short dot 7 that is arranged in microcircuit with the microcircuit rete 1 of telefault 6.Fig. 2 is the equivalent circuit diagram of microcircuit.According to
And C=ε s/d, so the microcircuit that is made of L, C is the resonant circuit of f=8.2MHz.
With reference to Fig. 5 and Fig. 6, in another embodiment of anti-counterfeit anti-theft label of the present invention, microcircuit comprises the capacitor plate 5 of rectangle and the telefault 6 that rectangular spiral distributes, wherein the part basalis at capacitor plate 5 places includes three limit cutting and separating of rectangular area along telefault 6, telefault 6 is provided with inside circular arc bending in a residue side on one side, the capacitor plate 5 of rectangle is an axle with the limit of circular arc telefault one side, places on the basalis for 180 ° to any sideway swivel.
In the microcircuit of anti-counterfeit anti-theft label embodiment of the present invention, detect through experiment, telefault 6 remains a side on one side and is provided with inside circular arc bending in cutting and separating, simultaneously, the capacitor plate 5 of rectangle ° places on the basalis by Rotate 180, improved effectively resonance frequency stability, significantly improve the sensitivity of resonant circuit.Now the highly sensitive principle of anti-counterfeit anti-theft label is described as follows:
Erect the passage of space electromagnetic transmission by both coils between anti-counterfeit anti-theft label and the detection antenna.Electromagnetic coupled between anti-counterfeit anti-theft label and the detection antenna, promptly in-plant inductive coupling.In inductive coupling, the coil that detects antenna one side is equivalent to the primary coil of transformer, and anti-counterfeit anti-theft label one side's coil is equivalent to the secondary of transformer, thereby claims that also the inductive coupling mode is the transformer mode.The coupling intermediary of inductive coupling mode is a space magnetic field, and aerial coil is elementary to become the closed-loop path with ditch between the anti-counterfeit anti-theft tag coil is secondary to coupled magnetic field detecting.In the inductive coupling mode, detect antenna with radio-frequency (RF) energy be strapped in detect inductance coil around, by the coil magnetic field of alternation closure, link up the radio-frequency channel of detecting between aerial coil and the anti-counterfeit anti-theft tag coil.Detect a day alignment anti-counterfeit anti-theft label supply radio-frequency (RF) energy, for the anti-counterfeit anti-theft label, the required energy of its work is promptly by obtaining in this radio-frequency (RF) energy.The false proof robber's label of radio frequency of the present invention will form behind the capacitive part folded turnover of coil middle part according to the electromagnetics principle.
Produce induction current when the coil of label enters the detection antenna magnetic field, this electric current produces magnetic field in the vertical direction of coil, and its intensity is:
N is the number of turn of coil in the formula; R is a radius, and X is the distance at vertical coil center.
Its magnetic flux phi and magnetic flux density B are:
Φ＝B*A＝μHA
Wherein, B=μ H, A are that coil gets area; H is a magnetic field intensity.
The magnetic field that can be got the coil generation by the aforementioned calculation formula is relevant with the magnetic flux that passes through, promptly relevant with area.Capacitive part upwards after the upset, is increased the useful area of coil, increased the magnetic flux of coil, strengthened the induction current in the coil, the sensitivity that has improved coil.Simultaneously, owing to turning on the electric capacity and coil generation coupling capacitance, increased electric capacity and caused label frequency to descend.
The present invention has carried out measuring with the anti-counterfeit anti-theft label among the embodiment to sensitivity, and its experimental technique and experimental result are as follows::
With reference to Fig. 7 and Fig. 8, width M=1m between emitting antenna TX and the receiving antenna RX, at emitting antenna TX and receiving antenna RX outside A, B is a test scale M parallel to the ground, the height h on M and ground is 1.2m, do at the 1/2M place one parallel to the ground and form a T shape test scale perpendicular to the scale C of M.Emissive power and receiving gain are definite value, and the frequency of emitting antenna is consistent with the frequency of label.
Label D is vertical with the ground direction, and along the C line of T shape graticule, slowly approaching to the M line, when reporting to the police, receiving antenna notes the distance L of label apart from the M line, and with the alarm distance record before and after the same label upset, it is as follows promptly to obtain experimental data:
| Frequency (Hz) before folding | Distance of reaction L (cm) before folding | Folding back frequency (Hz) | Folding back distance of reaction L (cm) | |
| 1 | 8.37 | 0 | 8.19 | 8.5 |
| 2 | 8.34 | 0 | 7.92 | 3.5 |
| 3 | 8.28 | 1 | 8.11 | 9 |
| 4 | 8.36 | 0 | 7.91 | 3.3 |
| 5 | 8.30 | 5 | 8.18 | 8.5 |
As seen, under emissive power and the immovable condition of receiving gain, the technology of the upset by capacitor plate just can make the sensitivity of label improve greatly.
The following describes using and anti-characteristics of bringing back to life of anti-counterfeit anti-theft label.
Adopt metallic gasket 4 that multiple mode can be arranged.In an embodiment of high sensitivity of the present invention and the anti-anti-counterfeit anti-theft label that brings back to life, metallic gasket 4 is the circular gasket of diameter 5mm, and the optimum range of its diameter is 4-8mm.
In other embodiment of high sensitivity of the present invention and the anti-anti-counterfeit anti-theft label that brings back to life, metallic gasket 4 is the annular gasket of diameter 5mm, and interior circular diameter is 2mm.The optimum range of its outside diameter is 4-8mm, and the optimum range of interior circular diameter is 2-6mm.
In other embodiment of high sensitivity of the present invention and the anti-anti-counterfeit anti-theft label that brings back to life, metallic gasket 4 can also be the square washer of length of side 5mm, and the optimum range of its length of side is 4-8mm.
In other embodiment of high sensitivity of the present invention and the anti-anti-counterfeit anti-theft label that brings back to life, metallic gasket 4 can also be the square ring plate of length of side 5mm, and internal circle is long to be 2mm.The optimum range of its outer shroud length of side is 4-8mm, and the optimum range of the interior ring length of side is 2-6mm.
In other embodiment of high sensitivity of the present invention and the anti-anti-counterfeit anti-theft label that brings back to life, metallic gasket 4 can also for the length of side be the triangle " △ " of 2-6mm or pentagon " ☆ " or hexagon "
" or octagon "
" etc. the pad of shape, to adapt to different design requirements.
As in the electromagnetic field that microcircuit is positioned over f=8.2MHz the time,, can cause the action of receiving circuit because the mutual conversion of electric energy, magnetic energy will have oscillator signal output.
Under normal circumstances, high sensitivity of the present invention and the anti-anti-counterfeit anti-theft label that brings back to life are provided by manufacturer, if genuine piece, commodity can be pasted the anti-counterfeit anti-theft label.When its product when the hand-held detector, just can determine its true and false: have sound and light alarm for true, otherwise then be vacation.Because the fixing code-point of separating is arranged on electric capacity, because the polar plate spacing of separating code-point will make the damage of thin-film capacitor irreversible for less than 30 microns in case puncture, so high sensitivity and the anti-anti-counterfeit anti-theft label that brings back to life are disposable, when detecting with hand-held detector again, no longer include any reaction.Thereby the commodity packaging that can stop protected stickup high sensitivity and the anti-anti-counterfeit anti-theft label that brings back to life is reused, and the packing of these commodity will can not be used to reclaim false making, to protect the authenticity of these commodity.
Yet,, separate code-point 8 and be subjected to external force and do the time spent because the label quality is pliable and tough, such as the label that is installed in book cover or leather shoes bottom surface, in use, because the effect that is subjected to rubbing repeatedly, might be activated conducting again, promptly label is brought back to life, and this can cause reusing of label.For example, for overcoming the above problems, with reference to Fig. 1, Fig. 3 and Fig. 4, code-point 8 places that separate between top layer and basalis are provided with metallic gasket 4.Like this, do the time spent,, separate code-point 8 and also be difficult for being reconnected conducting, label is no longer brought back to life owing to be subjected to the protection of metallic gasket 4 even label is subjected to external force.
To the metallic gasket that optimum thickness is the 30-100 micron be set on the position of code-point separating, guarantee that use can not appear bringing back to life and being repeated in Commercial goods labels, compare with the insulating rigid non-metallic gasket that uses in the prior art, the outward appearance and the anti-crypticity that brings back to life of label also are improved, improve result of use greatly, obtained gratifying effect.
Claims (10)
1. high sensitivity and the anti-anti-counterfeit anti-theft label that brings back to life, comprise trade mark layer (9) and basalis, described basalis comprises thin film dielectrics layer (2) and the oiliness bottom (10) between some microcircuit retes (1) and the adjacent described microcircuit rete (1), bonds together by adhesive phase (3) between described each layer of basalis; Described microcircuit rete (1) comprises the telefault (6) of capacitor plate (5) and bar shaped, and adjacent described microcircuit rete (1) links to each other by short dot (7); It is characterized in that: the rectangular spiral of described telefault (6) distributes, the part basalis at described capacitor plate (5) place includes three limit cutting and separating of rectangular area along described telefault (6), one side and with remaining serve as that axially any sideway swivel places on the described basalis for 180 °.
2. high sensitivity according to claim 1 and the anti-anti-counterfeit anti-theft label that brings back to life is characterized in that: wherein said telefault (6) is provided with inside circular arc bending section in a cutting and separating residue side on one side.
3. high sensitivity according to claim 1 and 2 and the anti-anti-counterfeit anti-theft label that brings back to life, it is characterized in that: two described capacitor plates (5) are provided with in the position of correspondence separates code-point (8) as prebreakdown, described position of separating code-point (8) is provided with the metallic gasket that thickness is the 30-100 micron (4), and described metallic gasket (4) insulation is fixed in the described adhesive phase (3).
4. the anti-counterfeit anti-theft label of anti-resurrection according to claim 3, it is characterized in that: the thickness of wherein said metallic gasket (4) is the 30-100 micron, is fixed in described trade mark layer (9) or/and the inboard of oiliness bottom (10).
5. the anti-counterfeit anti-theft label of anti-resurrection according to claim 3, it is characterized in that: the thickness of wherein said metallic gasket (4) is the 30-100 micron, the inboard of being fixed in described thin film dielectrics layer (2) is or/and the outside.
6. according to the anti-counterfeit anti-theft label of claim 3 or 4 or 5 described anti-resurrections, it is characterized in that: wherein said metallic gasket (4) is the circular gasket of diameter 4-8mm.
7. the anti-counterfeit anti-theft label of anti-resurrection according to claim 6 is characterized in that: wherein said metallic gasket (4) is the annular gasket of 2-6mm for interior circular diameter.
8. according to the anti-counterfeit anti-theft label of claim 3 or 4 or 5 described anti-resurrections, it is characterized in that: wherein said metallic gasket (4) is the square washer of length of side 4-8mm.
9. the anti-counterfeit anti-theft label of the anti-resurrection of stating according to Claim 8 is characterized in that: wherein said metallic gasket (4) is the square ring plate of 2-6mm for interior side's length of side.
10. according to the anti-counterfeit anti-theft label of claim 3 or the 4 or 5 anti-resurrections of stating, it is characterized in that: wherein said metallic gasket (4) is triangle or pentagon or hexagon or the octagon pad of 2-6mm for the length of side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200710064201 CN101017627A (en) | 2007-03-06 | 2007-03-06 | Highly sensitive and revival-prevention counterfeit-prevention and theft-prevention tag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200710064201 CN101017627A (en) | 2007-03-06 | 2007-03-06 | Highly sensitive and revival-prevention counterfeit-prevention and theft-prevention tag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101017627A true CN101017627A (en) | 2007-08-15 |
Family
ID=38726612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200710064201 Withdrawn CN101017627A (en) | 2007-03-06 | 2007-03-06 | Highly sensitive and revival-prevention counterfeit-prevention and theft-prevention tag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101017627A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106250954A (en) * | 2016-06-22 | 2016-12-21 | 北京顺特科技有限公司 | A kind of can anti-microwave sparking, the anti-human body shielding and three anti-labels of anti-resurrection |
-
2007
- 2007-03-06 CN CN 200710064201 patent/CN101017627A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106250954A (en) * | 2016-06-22 | 2016-12-21 | 北京顺特科技有限公司 | A kind of can anti-microwave sparking, the anti-human body shielding and three anti-labels of anti-resurrection |
| CN106250954B (en) * | 2016-06-22 | 2023-08-11 | 北京顺特科技有限公司 | Three-proofing tag capable of preventing microwave ignition, physical shielding and reviving |
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