CN112364965B - RFID electronic tag with anti-counterfeiting function - Google Patents
RFID electronic tag with anti-counterfeiting function Download PDFInfo
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- CN112364965B CN112364965B CN202011322010.9A CN202011322010A CN112364965B CN 112364965 B CN112364965 B CN 112364965B CN 202011322010 A CN202011322010 A CN 202011322010A CN 112364965 B CN112364965 B CN 112364965B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/073—Special arrangements for circuits, e.g. for protecting identification code in memory
- G06K19/07309—Means for preventing undesired reading or writing from or onto record carriers
- G06K19/07372—Means for preventing undesired reading or writing from or onto record carriers by detecting tampering with the circuit
- G06K19/07381—Means for preventing undesired reading or writing from or onto record carriers by detecting tampering with the circuit with deactivation or otherwise incapacitation of at least a part of the circuit upon detected tampering
- G06K19/0739—Means for preventing undesired reading or writing from or onto record carriers by detecting tampering with the circuit with deactivation or otherwise incapacitation of at least a part of the circuit upon detected tampering the incapacitated circuit being part of an antenna
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
- G06K19/0772—Physical layout of the record carrier
- G06K19/07722—Physical layout of the record carrier the record carrier being multilayered, e.g. laminated sheets
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
- G06K19/07749—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card
- G06K19/07773—Antenna details
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
- G06K19/07749—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card
- G06K19/07773—Antenna details
- G06K19/07786—Antenna details the antenna being of the HF type, such as a dipole
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
- G06K19/07749—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card
- G06K19/07798—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card part of the antenna or the integrated circuit being adapted for rupturing or breaking, e.g. record carriers functioning as sealing devices for detecting not-authenticated opening of containers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/2208—Supports; Mounting means by structural association with other equipment or articles associated with components used in interrogation type services, i.e. in systems for information exchange between an interrogator/reader and a tag/transponder, e.g. in Radio Frequency Identification [RFID] systems
- H01Q1/2225—Supports; Mounting means by structural association with other equipment or articles associated with components used in interrogation type services, i.e. in systems for information exchange between an interrogator/reader and a tag/transponder, e.g. in Radio Frequency Identification [RFID] systems used in active tags, i.e. provided with its own power source or in passive tags, i.e. deriving power from RF signal
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/30—Combinations of separate antenna units operating in different wavebands and connected to a common feeder system
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
- H01Q9/04—Resonant antennas
- H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Computer Security & Cryptography (AREA)
- General Engineering & Computer Science (AREA)
- Details Of Aerials (AREA)
Abstract
The invention relates to the technical field of RFID (radio frequency identification) electronic tags, and particularly discloses an RFID electronic tag with an anti-counterfeiting function, which comprises a tag main body and a traction strip, wherein a first die cutting knife line is arranged between the tag main body and the traction strip; the tag main body is internally provided with an electronic tag chip, a main antenna and an anti-counterfeiting closed loop, wherein the anti-counterfeiting closed loop comprises a main coil fixed in the tag main body and a traction coil extending into the traction strip; traction coil and main part coil are fixed through the material of gluing of different intensity respectively to make when tearing the plane materiel of label main part and traction strip top surface as external force, traction coil and main part coil break. The invention has the beneficial effects that: the anti-counterfeiting closed loop is made of fragile antenna technology and adhesive layers with different strengths, so that the anti-counterfeiting closed loop cannot be peeled off repeatedly after being attached to the surface of an object, and anti-counterfeiting of a product is achieved.
Description
Technical Field
The invention relates to the technical field of RFID (radio frequency identification) electronic tags, in particular to an RFID electronic tag with an anti-counterfeiting function.
Background
The RFID is an information collection technology widely applied in recent years and is one of the cornerstones of the Internet of things. The technology development is promoted to be applied, and the use value of the label can reach the maximum when the label meets the most market application scenes at the lowest cost. Applied to various application environments in the market, such as: although CN201820198697.1 "a dual-frequency RFID electronic tag" can be applied in the application scenes of high frequency and ultra-high frequency, it cannot be used on metal objects, and cannot reach a long reading distance on liquid packages, and also has no anti-counterfeiting function. Such as: CN201721339052.7 double-frenquency RFID label of preventing tearing open, though having possessed high frequency and hyperfrequency function, also realized preventing tearing open through breakable, the method of preventing tearing open is through whole label attached on the object, and when the object material was the metal material, the label can't be read, when the object material was liquid packing, only can read closely, and the scene that can use is limited.
Disclosure of Invention
The invention provides an RFID electronic tag with an anti-counterfeiting function, which solves the technical problems that: the existing RFID electronic tag is applied to multi-scene anti-dismantling.
In order to solve the technical problems, the invention provides an RFID electronic tag with an anti-counterfeiting function, which comprises a tag main body and a traction strip, wherein a first die cutting knife line is arranged between the tag main body and the traction strip;
the tag main body is internally provided with an electronic tag chip, a main antenna and an anti-counterfeiting closed loop, wherein the anti-counterfeiting closed loop comprises a main coil fixed in the tag main body and a traction coil extending into the traction strip; the traction coil and the main body coil are fixed through glue materials with different strengths respectively, and the label main body and the surface material on the top surface of the traction strip are torn off when external force is applied, and the traction coil and the main body coil are broken.
Preferably, the label main part includes the substrate, the substrate includes that the bottom surface is pasted and is had the first strong glue film from type paper, the electronic tags chip bonds on the first strong glue film, the main part antenna pass through the conducting resin with electronic tags chip electric connection.
Preferably, the main antenna comprises a high-frequency antenna, and the high-frequency antenna is an aluminum coil and is distributed in a first preset circular area; the aluminum product coil bonds on the first strong glue film, has set gradually second strong glue film, breakable rete, third strong glue film and transparent PET layer above it the upper surface on transparent PET layer still through the fourth strong glue film bond have with the bridge floor is crossed to the corresponding high frequency of aluminum product coil.
Preferably, the main body antenna further comprises an ultrahigh frequency antenna, and the ultrahigh frequency antenna is an aluminum dipole antenna and is distributed in the second preset circular area.
Preferably, the ultrahigh frequency antenna is embedded between the third strong adhesive layer and the fragile film layer, the first preset circular area is located in the second preset circular area, and the routing of the high frequency antenna and the routing of the ultrahigh frequency antenna are not overlapped in the same vertical direction; and the connecting line of the ultrahigh frequency antenna penetrates through the fragile film layer and the second strong adhesive layer to be connected with the conductive adhesive.
Preferably, the aluminum dipole antenna is arranged in a vertically symmetrical manner, the single-side antenna is formed by bending an aluminum line with a predetermined width into a plurality of continuous arc lines, and the length of the arc line closer to the inner side is shorter.
Preferably, an auxiliary main body and an auxiliary strip are further arranged on one side of the label main body, the auxiliary main body and the label main body are identical in shape and size, a second die cutting knife line is arranged between the auxiliary main body and the label main body, the auxiliary strip and the traction strip are identical in shape and size, and a third die cutting knife line is arranged between the auxiliary strip and the auxiliary main body.
Preferably, at least one set of die cut lines is further arranged on the non-coil arrangement area of the tag body, and the die cut lines are in a circular arc shape, a T shape or an X shape.
Preferably, pull the strip include with label main part integrated into one piece's substrate and plane materiel, anti-fake closed loop's main part coil coiling is in the periphery of high frequency antenna is circular-arc, and bonds on the first strong glue film, anti-fake closed loop's the coil of pulling is the rectangle, and bonds through first weak glue film and be in on the substrate of pulling the strip the upper strata of pulling the coil still has set gradually the weak glue film of second and transparent PET layer.
Preferably, the first weak glue layer and the second weak glue layer have different strengths and are respectively bonded and fixed with the traction coil through fragile films alternately arranged at equal intervals.
The invention provides an RFID electronic tag with an anti-counterfeiting function, which has the beneficial effects that:
1. the anti-counterfeiting closed loop is made of fragile antenna technology and adhesive layers with different strengths, so that the anti-counterfeiting closed loop cannot be peeled off repeatedly after being attached to the surface of an object, and the anti-counterfeiting of a product is realized;
2. similarly, the high-frequency antenna and the ultrahigh-frequency antenna can not be repeatedly peeled off after being attached to the surface of an object by applying a part of fragile antenna process and strong glue, so that the anti-counterfeiting effect of a product is enhanced;
3. by using a special antenna design, the ultrahigh frequency, high frequency and anti-counterfeiting functions are integrated in the smallest area, so that the cost is minimized and the functions are maximized;
4. the design of the floating mark enables the label to be vertical to the surface of an object, so that the label has good reading performance when being attached to any object and cannot be influenced by special objects such as metal, liquid and the like;
5. the specially designed die cutting knife line enhances the anti-counterfeiting function, not only prevents the anti-counterfeiting closed loop from being peeled off, but also prevents the high-frequency part and the ultrahigh-frequency part from losing the function after secondary peeling, and thoroughly prevents counterfeiting.
Drawings
Fig. 1 is a perspective view of an RFID electronic tag with an anti-counterfeit function according to an embodiment of the present invention;
FIG. 2 is a hierarchical distribution diagram of a tag body provided by an embodiment of the present invention;
FIG. 3 is a hierarchy distribution diagram of a tow band provided by an embodiment of the present invention;
fig. 4 is a plan view of an RFID electronic tag provided with an auxiliary body and an auxiliary bar according to an embodiment of the present invention;
fig. 5 is a schematic diagram of the RFID tags shown in fig. 4 stacked in a floating state according to an embodiment of the present invention.
The reference numerals include: the label comprises a label main body 1, a traction strip 2, release paper 100, an electronic label chip 101, a main body coil 102, a traction coil 103, a first strong adhesive layer 104, conductive adhesive 105, a high-frequency antenna 106, a second strong adhesive layer 107, a fragile film layer 108, a third strong adhesive layer 109, a transparent PET layer 110, a fourth strong adhesive layer 111, a high-frequency bridge floor 112, an ultrahigh-frequency antenna 113, a plane materiel 114, an auxiliary main body 3, an auxiliary strip 4, a first die-cutting knife line L1, a second die-cutting knife line L2, a third die-cutting knife line L3, a first weak adhesive layer 201, a second weak adhesive layer 202 and a fragile film 203.
Detailed Description
The embodiments of the present invention will be described in detail below with reference to the accompanying drawings, which are given solely for the purpose of illustration and are not to be construed as limitations of the invention, including the drawings which are incorporated herein by reference and for illustration only and are not to be construed as limitations of the invention, since many variations thereof are possible without departing from the spirit and scope of the invention.
As shown in fig. 1 to 5, an embodiment of the present invention provides an RFID electronic tag with an anti-counterfeit function, including a tag main body 1 and a pulling strip 2, where a first die cutting line L1 is provided between the tag main body 1 and the pulling strip 2;
the tag comprises a tag body 1, wherein an electronic tag chip 101, a body antenna and an anti-counterfeiting closed loop are arranged in the tag body 1, and the anti-counterfeiting closed loop comprises a body coil 102 fixed in the tag body 1 and a traction coil 103 extending into a traction strip 2; the pull coil 103 and the body coil 102 are fixed by adhesive materials of different strengths, respectively, and so that when an external force tears the face material 114 (of the self-adhesive layer) on the top surfaces of the label body 1 and the pull strip 2, the pull coil 103 and the body coil 102 are broken.
The anti-counterfeiting closed loop of the embodiment adopts fragile antenna technology and strong and weak glue of the application part, when external force is applied to tear, the anti-counterfeiting closed loop is subjected to unrecoverable fracture, the electronic tag chip 101 controls the main antenna to close the function after detecting the fracture, and the anti-counterfeiting closed loop can not be repeatedly peeled off after being attached to the surface of an object, so that the anti-counterfeiting of the product is realized.
As shown in fig. 2, the tag main body 1 includes a substrate, the substrate includes a first strong adhesive layer 104 with a release paper 100 adhered to a bottom surface thereof, the electronic tag chip 101 is adhered to the first strong adhesive layer 104, and the main antenna is electrically connected to the electronic tag chip 101 through a conductive adhesive 105. Preferably, in this embodiment, the main antenna includes a high-frequency antenna 106, and the high-frequency antenna 106 is an aluminum coil and is distributed in the first preset circular area; the aluminum coil is bonded on the first strong adhesive layer 104, a second strong adhesive layer 107, a fragile film layer 108, a third strong adhesive layer 109 and a transparent PET layer 110 are sequentially arranged on the first strong adhesive layer, and a high-frequency bridge-crossing surface 112 corresponding to the aluminum coil is further bonded on the upper surface of the transparent PET layer 110 through a fourth strong adhesive layer 111. Preferably, the main antenna further includes an ultra-high frequency antenna 113, and the ultra-high frequency antenna 113 is an aluminum dipole antenna and is distributed in the second predetermined circular area. The ultrahigh frequency antenna 113 is embedded between the third strong adhesive layer 109 and the fragile membrane layer 108, the first preset circular area is positioned in the second preset circular area, but the routing of the high frequency antenna 106 and the ultrahigh frequency antenna 113 are not overlapped in the same vertical direction; the connection line of the uhf antenna 113 is connected to the conductive adhesive 105 through the frangible film layer 108 and the second layer of adhesive 107 (connection line not shown).
In the embodiment, a part of fragile antenna process (the fragile film layer 108) and the strong glue (the first strong glue layer 104, the second strong glue layer 107, the third strong glue layer 109 and the fourth strong glue layer 111) are applied, so that the high-frequency antenna and the ultrahigh-frequency antenna cannot be repeatedly peeled off after being attached to the surface of an object, and the anti-counterfeiting effect of the product is enhanced.
As shown in fig. 1, the aluminum dipole antenna is disposed in a vertically symmetrical manner, and the single-sided antenna is formed by bending an aluminum strip having a predetermined width to form a plurality of continuous arc lines, and the length of the arc line on the inner side is shorter, thereby effectively compressing the space.
As shown in fig. 4, an auxiliary body 3 and an auxiliary strip 4 are further provided at one side of the label body 1, the auxiliary body 3 is identical to the label body 1 in shape and size with a second die cutting line L2 provided therebetween, the auxiliary strip 4 is identical to the pull strip 2 in shape and size with a third die cutting line L3 provided therebetween, and the auxiliary body 3 is provided therebetween. The embodiment provides the auxiliary body 3 and the auxiliary strip 4 such that the entire RFID electronic label can be folded into a raised floating label of the label body 1 along the first die cutter line L1, the second die cutter line L2, and the third die cutter line L3 (as shown in fig. 5). The design of the floating mark enables the label to be perpendicular to the surface of an object, so that the label has good reading performance when being attached to any object and cannot be influenced by special objects such as metal, liquid and the like.
As shown in fig. 1 and 4, at least one set of die cut lines having a circular arc shape, a T shape, or an X shape is further provided on the non-coil arrangement region of the tag body 1.
The die cutting knife lines with the special designs of the embodiment enhance the anti-counterfeiting function, not only ensure that the anti-counterfeiting closed loop can not be peeled off, but also ensure that the high-frequency part and the ultrahigh-frequency part lose functions after secondary peeling, and complete anti-counterfeiting is realized.
In this embodiment, the frequency band of the high-frequency antenna 106 is 13.56MHz, and the frequency band of the ultra-high-frequency antenna 113 is 860-960 MHz, which can meet different application requirements. In the embodiment, the EM4425 chip is adopted, and besides the ultrahigh frequency function and the high frequency function, the closed coil with the anti-counterfeiting function is integrated, so that the application requirements of the embodiment are met.
As shown in fig. 3, the traction strip 2 of this embodiment includes a substrate and a surface material 114 integrally formed with the tag main body 1, the main coil 102 of the anti-counterfeit closed loop is wound around the periphery of the high-frequency antenna 106 and is arc-shaped, and is bonded to the first strong adhesive layer 104, the traction coil 103 of the anti-counterfeit closed loop is rectangular, and is bonded to the substrate of the traction strip 2 through the first weak adhesive layer 201, and the second weak adhesive layer 202 and the transparent PET layer 110 are further sequentially disposed on the upper layer of the traction coil 103. The first weak adhesive layer 201 and the second weak adhesive layer 202 have different strengths, and are respectively bonded and fixed to the traction coil 103 through the fragile films 203 alternately arranged at equal intervals. The matching of the fragile film 203 and the related glue layers which are alternately arranged at equal intervals enables the traction coil 103 to be broken at the position of the fragile film 203, the traction coil 103 above the fragile film 203 follows the torn part, the traction coil 103 below the fragile film 203 continues to be reserved, and the segmented tearing of the traction coil 103 is completed.
As a preferred embodiment, the present embodiment provides:
1. the size of the label body 1 is 40mm by 40 mm;
2. the size of the traction bar 2 is 40mm by 14 mm;
3. the outer diameter of the high-frequency antenna 106 is 20mm, and the line width is 0.3 mm;
4. the main body coil 102 is close to the high-frequency antenna 106, the diameter of the main body coil is 26mm, the line width of the main body coil is 0.3mm, and the diameter of the corresponding first preset circular area is matched with the outer diameter of the high-frequency antenna 106;
5. the diameter of the longest circular arc of the ultrahigh frequency antenna 113 is 37mm, the line width is 0.3mm, and the corresponding second preset circular area is adapted to the outer diameter of the ultrahigh frequency antenna 113;
6. the size of the traction coil 103 is 36mm x 10mm, and the line width is 0.3 mm;
7. the length of the first die cutter line L1 is 14mm of the width of the draw strip 2;
8. the cross-shaped die cutting knife line arranged in the center of the high-frequency antenna 106 is adapted to the hollow area of the high-frequency antenna 106;
9. the arc-shaped die cutting knife line is arranged between the high-frequency antenna 106 and the ultrahigh-frequency antenna 113 and is 9 +/-1 mm long;
10. the die cutting knife line arranged corresponding to the conductive adhesive 105 is matched with the T-shaped structure arranged on the conductive adhesive 105 and is also arranged in a T shape, the long side is 10.5 +/-0.25 mm, and the short side is 1.25 +/-0.25 mm;
11. the auxiliary body 3 is the same size as the tag body 101;
12. the length of the second die cutter line L2 was 40 mm;
13. the length of the third die cut line L3 is 14 mm;
14. the auxiliary strip 4 and the pulling strip 2 are the same size.
It should be noted that the hierarchy shown in fig. 2 and 3 does not include a limitation on height. Specifically, the present embodiment provides:
1. the thickness of the transparent PET layer 110 is 38 μm, the thickness of the surface material 114 and the adhesive layer thereof is 12 μm, and the adhesive-coated matte white PET with the thickness of 50 μm can be directly adopted;
2. 3M467 double faced adhesive tape without base material is used as a first strong adhesive layer 104 for attaching objects, and the release paper 100 is 3M467 self-carrying release paper;
3. the thicknesses of the high-frequency antenna 106, the ultrahigh-frequency antenna 113, the traction coil 103 and the main body coil 102 are all 30 micrometers;
4. the thicknesses of the second strong adhesive layer 107 and the fourth strong adhesive layer 111 are both 2 micrometers;
5. the thickness of the frangible film layer 108, the frangible film 203, the first layer of weakness 201, and the second layer of weakness 202 are all 3 μm.
On the whole, this embodiment provides a take RFID label of anti-fake function of integrated level height, easy operation, convenient to use, realizes hyperfrequency, high frequency, the integration of anti-fake function through EM4425 chip, uses special cross cutting tool line and partly breakable antenna technology to have strengthened anti-fake implementability, uses to float the demand that mark design especially can satisfy liquid packaging and metal package that conventional RFID label can not use, uses extensively.
The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents thereof, and all such changes, modifications, substitutions, combinations, and simplifications are intended to be included in the scope of the present invention.
Claims (9)
1. An RFID electronic tag with an anti-counterfeiting function is characterized by comprising a tag main body and a traction strip, wherein a first die cutting knife line is arranged between the tag main body and the traction strip;
the tag main body is internally provided with an electronic tag chip, a main antenna and an anti-counterfeiting closed loop, wherein the anti-counterfeiting closed loop comprises a main coil fixed in the tag main body and a traction coil extending into the traction strip; the traction coil and the main body coil are fixed through glue materials with different strengths respectively, and when external force tears the label main body and the surface material on the top surface of the traction strip, the traction coil and the main body coil are broken;
an auxiliary main body and an auxiliary strip are further arranged on one side of the label main body, the auxiliary main body and the label main body are identical in shape and size, a second die cutting knife line is arranged between the auxiliary main body and the label main body, the auxiliary strip and the traction strip are identical in shape and size, and a third die cutting knife line is arranged between the auxiliary strip and the auxiliary main body.
2. The RFID tag with the anti-counterfeiting function according to claim 1, wherein the tag body comprises a substrate, the substrate comprises a first strong adhesive layer with release paper adhered to the bottom surface, the electronic tag chip is adhered to the first strong adhesive layer, and the body antenna is electrically connected with the electronic tag chip through a conductive adhesive.
3. The RFID electronic tag with the anti-counterfeiting function according to claim 2, wherein the main antenna comprises a high-frequency antenna, and the high-frequency antenna is an aluminum coil and is distributed in a first preset circular area; the aluminum product coil bonds on the first strong glue film, has set gradually second strong glue film, breakable rete, third strong glue film and transparent PET layer above it the upper surface on transparent PET layer still through the fourth strong glue film bond have with the bridge floor is crossed to the corresponding high frequency of aluminum product coil.
4. The RFID tag with the anti-counterfeiting function according to claim 3, wherein the main antenna further comprises an ultrahigh frequency antenna which is an aluminum dipole antenna and is distributed in the second preset circular area.
5. The RFID tag with the anti-counterfeiting function according to claim 4, wherein the UHF antenna is embedded between the third super glue layer and the fragile film layer, the first preset circular area is located in the second preset circular area, but the high-frequency antenna and the UHF antenna are not overlapped in the same vertical direction; and the connecting line of the ultrahigh frequency antenna penetrates through the fragile film layer and the second strong adhesive layer to be connected with the conductive adhesive.
6. The RFID tag with the anti-counterfeiting function according to claim 5, wherein the aluminum dipole antenna is arranged in a vertically symmetrical manner, the single-side antenna is formed by bending an aluminum line with a predetermined width into a plurality of continuous arc lines, and the length of the arc line on the inner side is shorter.
7. The RFID tag with the anti-counterfeiting function according to claim 6, wherein at least one group of die cut lines are further arranged on the non-coil arrangement area of the tag body, and the die cut lines are in a circular arc shape, a T shape or an X shape.
8. The RFID electronic tag with the anti-counterfeiting function according to claim 3, 4, 5, 6 or 7, characterized in that the traction strip comprises a base material and a surface material which are integrally formed with the tag main body, the main coil of the anti-counterfeiting closed loop is wound around the periphery of the high-frequency antenna and is arc-shaped, and is bonded on the first strong adhesive layer, the traction coil of the anti-counterfeiting closed loop is rectangular and is bonded on the base material of the traction strip through the first weak adhesive layer, and the upper layer of the traction coil is sequentially provided with a second weak adhesive layer and a transparent PET layer.
9. The RFID tag with the anti-counterfeiting function according to claim 8, wherein the first weak adhesive layer and the second weak adhesive layer have different strengths and are respectively bonded and fixed with the traction coil through fragile films alternately arranged at equal intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN102663468A (en) * | 2012-03-29 | 2012-09-12 | 上海优比科包装材料有限公司 | Fragile RFID smart label and processing method thereof |
| CN105760924A (en) * | 2014-12-18 | 2016-07-13 | 天津中天证照印刷有限公司 | Ultrahigh-frequency fluorescence frangible bottle label |
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| JP5051211B2 (en) * | 2009-12-18 | 2012-10-17 | 三菱電機株式会社 | Wireless communication device |
| CN201936992U (en) * | 2011-03-24 | 2011-08-17 | 温州格洛博电子有限公司 | UHF e-tag antenna |
| CN104050492A (en) * | 2013-03-13 | 2014-09-17 | 深圳市华阳微电子股份有限公司 | Fragile paper anti-fake RFID label and preparation method thereof |
| CN207337449U (en) * | 2017-10-18 | 2018-05-08 | 江苏联恒物宇科技有限公司 | A kind of tamper double frequency RFID tag |
| CN207946839U (en) * | 2018-02-06 | 2018-10-09 | 中山达华智能科技股份有限公司 | A kind of double frequency RFID electronic label |
| CN208938141U (en) * | 2018-08-22 | 2019-06-04 | 北京德鑫泉物联网科技股份有限公司 | Frangible intelligent anti-counterfeiting label with easy tear tape |
| CN210691368U (en) * | 2019-12-04 | 2020-06-05 | 上海鸿涛纸制品有限公司 | RFID (radio frequency identification) anti-counterfeit label for packaging box |
| CN211282111U (en) * | 2019-12-11 | 2020-08-18 | 北京京天投资有限公司 | RFID intelligent electronic anti-counterfeiting bottle cap seal and intelligent anti-counterfeiting wine bottle thereof |
| CN210466452U (en) * | 2020-03-26 | 2020-05-05 | 宁波柔印电子科技有限责任公司 | Anti-counterfeiting fragile label |
| CN111370845B (en) * | 2020-04-10 | 2024-02-27 | 江苏科睿坦电子科技有限公司 | Novel double-frequency fragile RFID tag antenna and production method thereof |
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| CN102663468A (en) * | 2012-03-29 | 2012-09-12 | 上海优比科包装材料有限公司 | Fragile RFID smart label and processing method thereof |
| CN105760924A (en) * | 2014-12-18 | 2016-07-13 | 天津中天证照印刷有限公司 | Ultrahigh-frequency fluorescence frangible bottle label |
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