CN209015192U - Anti-fake retrospect anti-theft tag based on high frequency NFC mechanism - Google Patents
Anti-fake retrospect anti-theft tag based on high frequency NFC mechanism Download PDFInfo
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- CN209015192U CN209015192U CN201821630690.9U CN201821630690U CN209015192U CN 209015192 U CN209015192 U CN 209015192U CN 201821630690 U CN201821630690 U CN 201821630690U CN 209015192 U CN209015192 U CN 209015192U
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- 230000007246 mechanism Effects 0.000 title claims abstract description 37
- 239000000758 substrate Substances 0.000 claims abstract description 26
- 230000005055 memory storage Effects 0.000 claims abstract description 6
- 238000004891 communication Methods 0.000 claims description 16
- 230000008859 change Effects 0.000 claims description 6
- 230000006399 behavior Effects 0.000 claims 1
- 230000006870 function Effects 0.000 description 10
- 230000005347 demagnetization Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000005672 electromagnetic field Effects 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- 230000009514 concussion Effects 0.000 description 2
- 230000002427 irreversible effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000003362 replicative effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001151 other effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The utility model provides a kind of anti-fake retrospect anti-theft tag based on high frequency NFC mechanism, it include: substrate, it is formed in the first coil and the second coil on the surface of substrate, and NFC chip, the memory storage of NFC chip has digital signature, the state code that product information and default value are 0, first coil is electrically connected as the antenna and NFC chip of NFC chip, NFC chip can be communicated by first coil and NFC reader, NFC reader can carry out read/write operation by state code of the first coil to NFC chip, NFC chip has I/O interface and ground interface, second coil is as EAS coil, I/O interface is electrically connected ground interface by the second coil and forms loop circuit utility model.
Description
Technical field
The utility model relates to the field of radio frequency identification (RFID) label, especially one kind based on high frequency NFC machine
The anti-fake retrospect anti-theft tag of system, and the system using the label.
Background technique
Electricity is usually all being installed with to monitor and prevent commodity stolen using the market of open shelf at present
Sub- burglary protection system for commodities (Electronic Article Surveillance Systems, EAS Systems), EAS system master
It to be made of three detector (Detector), remover (Deactivator) and eas tag parts, wherein detector is usual
The import and export in market is set, and existing detector is also commonly referred to as Anti-theft anchor gate, and the effect of detector, which is to detect, is
No to have unfinished check out illegally to be taken out of market with the commodity of demagnetization, the commodity for posting eas tag should complete after closing again
By remover demagnetization could be legal pass through detector.
EAS system emits set specific frequency signal warning by detector, and the working frequency range of existing EAS system is
8.2MHz, when the eas tag of non-demagnetization is by the detection range of detector, eas tag can evoke respective electromagnetic field (EMF) concussion, and
And it is detected by the detector, and then trigger alarm.Existing EAS label does not need chip, and fully relying on wire coil makes accordingly
Electromagnetic field concussion can be only achieved the purpose of demagnetization only by physical damage or the method manually removed.Therefore most of at present
Using the market of EAS system all demagnetization plate or corresponding device can be configured in cashier.
NFC (Near Field Communication) label is chiefly used in commodity counterfeit prevention at present and traces to the source, generally when leaving the factory
Commodity surface is provided by manufacturer and is adhered to, NFC technique is by RFID (Radio Frequency IDentification) technology
It is evolved, NFC technique is a kind of the short distance wireless communication technology, allows to carry out non-contact data friendship between electronic equipment
It changes.The basic framework of commodity counterfeit prevention traceability system based on NFC technique includes: that NFC system, communication network, fake certification can
Traceability system.Wherein NFC system includes NFC label, and NFC reader (supports the mobile phone with NFC function).Have in NFC label
The unique encodings of commodity and the digital signature of production firm, consumer can scan the NFC label for being adhered to commodity by mobile phone,
Commodity true and false, the place of production or merchandise resources can be identified via the online fake certification traceability system of communication network.Existing portion
Divide NFC label not have to prevent tearing function, therefore many NFC labels are recovered duplication, paste on counterfeit goods and flow to market,
The serious equity for damaging manufacturer, market and consumer.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of anti-fake retrospect based on high frequency NFC mechanism is antitheft
Label, and the anti-fake retrospect burglary-resisting system comprising aforementioned anti-fake retrospect anti-theft tag.
Based on above-mentioned technical problem is solved, it is anti-that the utility model proposes a kind of anti-fake retrospects based on high frequency NFC mechanism
Steal label, comprising: a substrate, be formed in substrate surface a first coil and one second coil and a NFC chip fix
On the surface of substrate；It is 0 state code that wherein the memory storage of NFC chip, which has digital signature, product information and default value, the
One coil and NFC chip are electrically connected, and antenna of the first coil as NFC chip, NFC chip can pass through first coil and one
NFC reader communication, the NFC reader can carry out read/write by aforesaid state code of the first coil to NFC chip
Operation, NFC chip have an I/O interface and ground connection (GND) interface, and I/O interface is electrically connected described connect by the second coil
Ground interface forms loop circuit (close circuit), and the second coil is not destroyed state code when keeping loop circuit and keeps
It is 0, it is 1 that when the second coil is destroyed or becomes out circuit, NFC chip, which rewrites the state code, and NFC reader can be with
By the way that the state code is rewritten as 1 with NFC chip communication, the state code can not just change again after being rewritten as 1
Become.
The another aspect of the utility model proposes a kind of anti-fake retrospect burglary-resisting system based on high frequency NFC mechanism, comprising:
One anti-fake retrospect anti-theft tag, a NFC reader and a detector (Detector)；
Wherein it is anti-fake retrospect anti-theft tag include: a substrate, be formed in substrate surface a first coil and one second
Coil and a NFC chip are fixed on the surface of substrate；Wherein the memory storage of NFC chip have digital signature, product information and
State code, first coil and NFC chip are electrically connected, and antenna of the first coil as NFC chip, NFC chip can pass through
First coil and NFC reader communication, NFC chip have an I/O interface and ground connection (GND) interface, and I/O interface passes through the second line
Circle is electrically connected the ground interface and forms loop circuit (close circuit), and wherein the default value of state code is 0, the
Two coil is not destroyed state code when keeping loop circuit and remains 0, is destroyed or becomes out circuit in the second coil
When NFC chip to rewrite the state code be 1, NFC reader can be changed the state code by communicating with NFC chip
It is written as 1, the state code can not just change again after being rewritten as 1；
NFC reader can be by first coil and the NFC chip communication and to state code above-mentioned progress
Read/write operation；
Detector generates alarm when detecting the second coil and being loop circuit to detect the second coil.
Wherein the second coil is EAS coil.
Wherein first coil and the second coil are formed in the same side surface of substrate in a side-by-side relationship.
While wherein NFC reader is by being rewritten as 1 for the state code with NFC chip communication, NFC reader
Send instructions to NFC chip disconnect EAS coil become open circuit.
Wherein the second coil be not destroyed keep loop circuit when I/O interface ground connection default low level, NFC reader pass through and
While the state code is rewritten as 1 by NFC chip communication, NFC reader sends instructions to NFC chip for I/O interface
Output switching is high level, and I/O interface is disconnected with ground interface.
Anti-fake retrospect anti-theft tag of the utility model based on high frequency NFC mechanism, and use the system of the label
Beneficial effect is:
(1) the utility model is pasted on commodity based on the anti-fake retrospect anti-theft tag of high frequency NFC mechanism and uses, can be simultaneously
Realize that commodity are traced to the source and antitheft function；
(2) by both can be convenient consumer or factory for NFC label and the design of EAS coil/integrating of label
Quotient traces to the source, and can save the process that dealer pastes eas tag, time saving and energy saving.
(3) it is destroyed as the second coil of EAS coil or commodity is when completing to check out, NFC chip is by state code
It is rewritten as 1 and irreversible, can prevent recycling from replicating, if label is replicated, state code still remains 1, prompts consumption
Person's commodity are problematic.
(4) commodity disconnect the second antenna by NFC chip while completing to check out, and have and check out while releasing theft-proof machine
The function of system does not need to remake a demagnetization or releases the operation of antitheft mechanism, improves the working efficiency of cashier.
The detailed content of other effects and embodiment in relation to the utility model, cooperation schema are described as follows.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The some embodiments recorded in application, for those of ordinary skill in the art, without creative efforts,
It can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is a kind of structure of embodiment of anti-fake retrospect anti-theft tag of the utility model based on high frequency NFC mechanism
Schematic diagram；
Fig. 2 is a kind of the equivalent of embodiment of anti-fake retrospect anti-theft tag of the utility model based on high frequency NFC mechanism
Circuit framework schematic diagram is painted the antennal interface of NFC chip, the construction of I/O interface and ground interface；
Fig. 3 is a kind of framework of embodiment of anti-fake retrospect burglary-resisting system of the utility model based on high frequency NFC mechanism
Schematic diagram；
Fig. 4 is a kind of use state diagram of anti-fake retrospect anti-theft tag of the utility model based on high frequency NFC mechanism；
Fig. 5 is another use state signal of anti-fake retrospect anti-theft tag of the utility model based on high frequency NFC mechanism
Figure；
Fig. 6 is another use state signal of anti-fake retrospect anti-theft tag of the utility model based on high frequency NFC mechanism
Figure.
Symbol description
10 anti-fake 20 substrates of retrospect anti-theft tag
21 tear line, 31 first coil
32 second coil, 40 NFC chip
41,42 antennal interface, 43 I/O interface
44 ground connection 50 NFC readers of (GND) interface
60 detector P commodity
Specific embodiment
Positional relationship described in embodiment below, comprising: on, under, left and right, if being all without specializing
On the basis of the direction that component in schema is painted.
Referring initially to the one kind for shown in Fig. 1, being anti-fake retrospect anti-theft tag of the utility model based on high frequency NFC mechanism
The structural schematic diagram of embodiment.Anti-fake retrospect anti-theft tag 10 of the utility model based on high frequency NFC mechanism includes: a substrate
20, the first coil 31 and one second coil 32 and a NFC chip 40 for being formed in the surface of substrate 20 are fixed on substrate 20
Surface；The material of the substrate 20 can be paper or plastic foil is therein any；The memory storage of NFC chip 40 has number
The state code that word signature, product information and default value are 0, consumer manufacturer can read equipment or branch by NFC
The mobile phone for holding NFC function reads digital signature and/or product information, realizes that commodity are traced to the source and anti-fake function.
Wherein first coil 31 and NFC chip 40 are electrically connected, such as a kind of embodiment that Fig. 2 is painted, first coil 31
It is electrically connected with the antennal interface 41,42 of NFC chip, antenna of the first coil 31 as NFC chip 40, NFC chip 40 can be with
By first coil 31 and a NFC reader 50 communication (see Fig. 3), the NFC reader 50 can pass through first coil 31
Read/write operation is carried out to the aforesaid state code of NFC chip 40, there is NFC chip 40 I/O interface 43 and a ground connection (GND) to connect
Mouth 44, I/O interface 43 are electrically connected the ground interface 44 by the second coil 32 and form loop circuit (close circuit),
Wherein a kind of embodiment of the second coil 32 is exactly EAS coil, that is to say, that the second coil 32 leads in the state of non-demagnetization
Cross the Anti-theft anchor gate in market, it will triggering EAS system sounds an alarm；Second coil 32 is not destroyed shape when keeping loop circuit
State code remains 0, and it is 1 that when the second coil 32 is destroyed or becomes out circuit, NFC chip 40, which rewrites the state code,.
A kind of preferable configuration of anti-fake retrospect anti-theft tag as the utility model based on high frequency NFC mechanism, wherein the
One coil 31 and the second coil 32 are formed in the same side surface of substrate 20 in a side-by-side relationship, and the second coil 32 can be broken
It is bad, such as have in the design of substrate 20 and can tear or the tear line 21 of tear fracture, the tear line 21 and the second coil 32 are being thrown
Intersect on shadow face or the tear line 21 laterally across the second coil 32 perspective plane, so that it may along tear line 21
The second coil 32 is destroyed while tearing or tear fracture substrate 20.
A kind of embodiment of anti-fake retrospect anti-theft tag as the utility model based on high frequency NFC mechanism, NFC read-write
While device 50 is by being rewritten as 1 for the state code with the communication of NFC chip 40, NFC reader 50 sends instruction simultaneously
Become to the second coil 32 (i.e. EAS coil) of disconnection of NFC chip 40 and opens circuit.One of specific embodiment is second
Coil 32 is not destroyed the ground connection of I/O interface 43 default low level when keeping loop circuit, and NFC reader 50 passes through and NFC chip 40 is logical
While the state code is rewritten as 1 by letter, NFC reader 50 sends instructions to NFC chip 40 for the defeated of I/O interface 43
Switching is high level out, and I/O interface 43 is disconnected with ground interface 44.Therefore, commodity P can while completing to check out
To disconnect the second antenna 32 by NFC chip 40, has the function of checking out while releasing antitheft mechanism, do not need to remake and once disappear
Magnetic or the operation for releasing antitheft mechanism, improve the working efficiency of cashier.
Please refer to a kind of embodiment that Fig. 3 is anti-fake retrospect burglary-resisting system of the utility model based on high frequency NFC mechanism
Function block schematic diagram.A kind of embodiment of anti-fake retrospect burglary-resisting system based on high frequency NFC mechanism, comprising: anti-fake to chase after
Trace back anti-theft tag 10, a NFC reader 50 and a detector 60 (Detector).
NFC reader 50 can be communicated by first coil 31 and the NFC chip 40, and to state generation above-mentioned
Code carries out read/write operation；As a kind of preferred embodiment of anti-fake retrospect burglary-resisting system described in the utility model, NFC read-write
Device 50 is further online with POS (Point of Sales, point of sales terminal) system, checks out to realize in commodity P
Demagnetization is carried out to the anti-fake retrospect anti-theft tag 10 for being pasted onto commodity P simultaneously or releases the operation of antitheft mechanism.The detecting
Device 60 generates alarm when detecting the second coil 32 and being loop circuit to detect the second coil 32, for example, by sound and/or
The alarm that light form issues, achievees the purpose that antitheft.
Fig. 4 to fig. 6 is please referred to, is that the utility model is made based on anti-fake the several of retrospect anti-theft tag of high frequency NFC mechanism
Use status diagram.What Fig. 4 was painted is that the utility model based on the anti-fake retrospect anti-theft tag 10 of high frequency NFC mechanism is pasted on quotient
Product P is in use, when commodity P checks out and the second coil 32 as EAS coil is not destroyed or when demagnetization, state generation not yet
0 (default value) of code.
What Fig. 5 was painted be as EAS coil the second coil 32 be destroyed become out circuit when, I/O interface 43 can not pass through
When second coil 32 is electrically connected ground interface 44, NFC chip 40 detects that I/O interface 43 is hanging, and NFC chip 40 will be described
State code is rewritten as 1.
While what Fig. 6 was painted is that commodity P completion is checked out, NFC reader 50 sends instructions to NFC chip 40 and disconnects second
Coil 32 (being EAS coil), which becomes, opens circuit, and state code is rewritten as 1 by NFC chip 40.Wherein NFC chip 40 is right
It is irreversible operation that status code, which is rewritten as 1, and in other words, NFC reader 50 sends instructions to NFC chip 40 and changes state code
It can not just change again after being written as 1, even if being replicated the rear status code is still 1, so that having prevents recycling from replicating
Function.Therefore, state code 1 indicates that check-out or the second coil 32 has been destroyed, if the utility model is based on high frequency
The anti-fake retrospect anti-theft tag 10 of NFC mechanism is replicated or recycling and reusing, and manufacturer or consumer by scanning and read
The state code just can know that whether commodity are problematic.
The utility model combines NFC label and EAS technology, realize it is anti-fake trace to the source, it is anti-tear, antitheft function；Meanwhile quotient
Product are just provided simultaneously with EAS function in the anti-fake retrospect anti-theft tag 10 of factory stickup the utility model, and market or businessman no longer need to
It spends the time to paste eas tag, saves cost.
Embodiment described above and/or embodiment are only the preferable realities to illustrate to realize the utility model technology
Example and/or embodiment are applied, not the embodiment of the utility model technology is made any form of restriction, any this field
Technical staff, in the range for not departing from technological means disclosed in the content of the present invention, when can make a little change or modification
For other equivalent embodiments, but still it should be regarded as technology identical with the utility model in essence or embodiment.
Claims (10)
1. a kind of anti-fake retrospect anti-theft tag based on high frequency NFC mechanism characterized by comprising
One substrate；
It is formed in a first coil on the surface of the substrate；
It is formed in one second coil on the surface of the substrate；And
One NFC chip is fixed on the surface of the substrate, and the memory storage of the NFC chip has digital signature, product information and default
The state code that value is 0, the first coil and the NFC chip are electrically connected, antenna of the first coil as the NFC chip,
The NFC chip can be communicated by the first coil and a NFC reader, which can pass through the first coil pair
The state code of the NFC chip carries out read/write operation, which has an I/O interface and a ground interface, the I/O interface
The ground interface is electrically connected by second coil and forms loop circuit, which is not destroyed shape when keeping loop circuit
State code remains 0, and it is 1 that when second coil is destroyed or becomes out circuit, the NFC chip, which rewrites the state code, should
The state code can be rewritten as 1 by communicating with the NFC chip by NFC reader, which is rewritten as after 1 just not
It can change again.
2. as described in claim 1 based on the anti-fake retrospect anti-theft tag of high frequency NFC mechanism, it is characterised in that: second line
Circle is EAS coil.
3. as claimed in claim 1 or 2 based on the anti-fake retrospect anti-theft tag of high frequency NFC mechanism, it is characterised in that: this first
Coil and second coil are formed in the same side surface of the substrate in a side-by-side relationship.
4. as described in claim 1 based on the anti-fake retrospect anti-theft tag of high frequency NFC mechanism, it is characterised in that: NFC read-write
While device passes through and the state code is rewritten as 1 for NFC chip communication, which sends instructions to the NFC chip
Disconnect the EAS coil become open circuit.
5. as described in claim 1 based on the anti-fake retrospect anti-theft tag of high frequency NFC mechanism, it is characterised in that: second line
Circle is not destroyed I/O interface ground connection default low level when keeping loop circuit, which passes through and NFC chip communication will
While the state code is rewritten as 1, which sends instructions to the NFC chip and cuts the output switch of the I/O interface
It is changed to high level, which disconnects with the ground interface.
6. a kind of anti-fake retrospect burglary-resisting system based on high frequency NFC mechanism characterized by comprising an anti-fake antitheft mark of retrospect
Label, a NFC reader and a detector；
This it is anti-fake retrospect anti-theft tag include: a substrate, be formed in substrate surface a first coil and one second coil；With
And one NFC chip be fixed on the surface of the substrate, the memory storage of the NFC chip has digital signature, product information and state generation
Code, the first coil and the NFC chip are electrically connected, antenna of the first coil as the NFC chip, which can be with
It is communicated by the first coil and the NFC reader, which has an I/O interface and a ground interface, and the I/O interface is logical
Cross second coil and be electrically connected the ground interface and form loop circuit, the default value of the state code is 0, second coil not by
It destroys state code when keeping loop circuit and remains 0, the NFC chip when second coil is destroyed or becomes out circuit
Rewriting the state code is 1, which can be rewritten as 1 for the state code by communicating with the NFC chip, the shape
State code can not just change again after being rewritten as 1；
The NFC reader can be communicated by the first coil and the NFC chip and carry out read/write behaviour to the state code
Make；
The detector generates alarm when detecting second coil and being loop circuit to detect second coil.
7. as claimed in claim 6 based on the anti-fake retrospect burglary-resisting system of high frequency NFC mechanism, it is characterised in that: second line
Circle is EAS coil.
8. the anti-fake retrospect burglary-resisting system based on high frequency NFC mechanism as claimed in claims 6 or 7, it is characterised in that: this first
Coil and second coil are formed in the same side surface of the substrate in a side-by-side relationship.
9. as claimed in claim 6 based on the anti-fake retrospect burglary-resisting system of high frequency NFC mechanism, it is characterised in that: NFC read-write
While device passes through and the state code is rewritten as 1 for NFC chip communication, which sends instructions to the NFC chip
Disconnect the EAS coil become open circuit.
10. as claimed in claim 6 based on the anti-fake retrospect burglary-resisting system of high frequency NFC mechanism, it is characterised in that: second line
Circle is not destroyed I/O interface ground connection default low level when keeping loop circuit, which passes through and NFC chip communication will
While the state code is rewritten as 1, which sends instructions to the NFC chip and cuts the output switch of the I/O interface
It is changed to high level, which disconnects with the ground interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201821630690.9U CN209015192U (en) | 2018-10-09 | 2018-10-09 | Anti-fake retrospect anti-theft tag based on high frequency NFC mechanism |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821630690.9U CN209015192U (en) | 2018-10-09 | 2018-10-09 | Anti-fake retrospect anti-theft tag based on high frequency NFC mechanism |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111027657A (en) * | 2018-10-09 | 2020-04-17 | 葛兰菲安全有限公司 | Anti-counterfeiting tracing anti-theft label based on high-frequency NFC mechanism |
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2018
- 2018-10-09 CN CN201821630690.9U patent/CN209015192U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111027657A (en) * | 2018-10-09 | 2020-04-17 | 葛兰菲安全有限公司 | Anti-counterfeiting tracing anti-theft label based on high-frequency NFC mechanism |
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