CN208126437U - RFID tamper-evident anti-metal electronic tag - Google Patents
RFID tamper-evident anti-metal electronic tag Download PDFInfo
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- CN208126437U CN208126437U CN201820648495.2U CN201820648495U CN208126437U CN 208126437 U CN208126437 U CN 208126437U CN 201820648495 U CN201820648495 U CN 201820648495U CN 208126437 U CN208126437 U CN 208126437U
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- antenna
- electronic tag
- connection circuit
- rfid
- metal
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Abstract
The utility model provides a kind of RFID tamper-evident anti-metal electronic tag, including：Antenna stack, antenna stack includes gluing segment and expose portion, the upper surface of gluing segment is provided with the first glue-line, in applying electronic label, gluing segment is attached on metal by the first glue-line, expose portion is exposed to except metal, antenna stack is provided with RFID chip, first antenna, second antenna and connection circuit, wherein, RFID chip includes at least four contacts, the first contact at least four contacts connects first antenna, the second contact at least four contacts connects the second antenna, circuit is connected between third contact and the 4th contact at least four contacts, wherein, a part and first antenna of connection circuit are set to gluing segment, RFID chip, another part of second antenna and connection circuit is set to expose portion；The upper surface of frangible layer, frangible layer is attached at the lower surface of antenna stack；The upper surface of substrate layer, substrate layer is attached at the lower surface of frangible layer.
Description
Technical field
The utility model relates to electronic label technology fields, and in particular to a kind of RFID tamper-evident anti-metal electronic tag.
Background technique
Traditional RFID (Radio Frequency Identification, radio frequency identification) anti-metal electronic tag exists
Loophole on anti-tamper security is attached on other counterfeit article if electronic tag is completely torn, equally can also be swept by RFID
Retouch the Item Information that equipment scanning gets certified products.
Utility model content
The utility model is the technical issues of solution after electronic tag is taken off for counterfeit article, to provide a kind of RFID
Tamper-evident anti-metal electronic tag.
The technical solution adopted in the utility model is as follows：
A kind of RFID tamper-evident anti-metal electronic tag, including：Antenna stack, the antenna stack include gluing segment and exposed portion
Point, the upper surface of the gluing segment is provided with the first glue-line, and in the application electronic tag, the gluing segment passes through institute
It states the first glue-line to be attached on metal, the expose portion is exposed to except the metal, the antenna stack setting
There are RFID chip, first antenna, the second antenna and connection circuit, wherein the RFID chip includes at least four contacts, described
The first contact at least four contacts connects the first antenna, described in the second contact connection at least four contact
Second antenna connects the connection circuit between the third contact and the 4th contact at least four contact, wherein described
A part of connection circuit and the first antenna are set to the gluing segment, the RFID chip, second antenna and
Another part of the connection circuit is set to the expose portion；Frangible layer, the upper surface of the frangible layer are attached at described
The lower surface of antenna stack；Substrate layer, the upper surface of the substrate layer are attached at the lower surface of the frangible layer.
The RFID chip includes breaking recognition unit and flag bit modifies unit, and the open circuit recognition unit is to identify
Whether the connection circuit disconnects, and the flag bit modification unit is connected with the breaking recognition unit, the flag bit modification
Unit is used to modify to the flag bit of the RFID chip when the connection circuit disconnects.
The electronic tag is passive electronic label, and the passive electronic label and reader carry out radio communication connection,
The open circuit recognition unit and flag bit modification unit are between the reader in the passive electronic label
Start work when within communication range.
The connection circuit be it is multiple, each connection circuit is connected respectively to corresponding at least four contact
Two contacts, and a part of each connection circuit is set to the gluing segment, each connection circuit it is another
Part is set to the expose portion.
The upper surface of the frangible layer is attached at the lower surface of the antenna stack by the second glue-line, the substrate layer it is upper
Surface is attached at the lower surface of the frangible layer by third glue-line.
The frangible layer is mutually attached with the lower surface of the gluing segment and the lower surface of the expose portion simultaneously.
The lower surface of the frangible layer and the gluing segment mutually attaches, and is not affixed with the lower surface of the expose portion
It is attached.
The substrate layer includes extension, and the extension after fold to be covered in the upper of the expose portion
Surface.
The upper surface of the expose portion is provided with the 4th glue-line, and the 4th glue-line is to the extension after turning down
Part is attached at the upper surface of the expose portion.
The substrate layer is made of PET material.
The beneficial effects of the utility model：
The RFID tamper-evident anti-metal electronic tag of the utility model, antenna stack include gluing segment and expose portion, day
Line layer is provided with RFID chip, first antenna, the second antenna and connection circuit, wherein a part of connection circuit and first day
Line is set to gluing segment, and another part of RFID chip, the second antenna and connection circuit is set to expose portion, frangible layer
Upper surface is attached at the lower surface of antenna stack, can as a result, when being taken off after anti-metal electronic tag is attached at metal
So that first antenna, RFID chip is lost normal function, so that electronic tag can not be utilized normally again completely, effectively reaches
The purpose of tamper-evident can be improved the convenience and accuracy of merchandise news traced to the source with product false proof identification.
Detailed description of the invention
Fig. 1 is the structural schematic diagram according to the RFID tamper-evident anti-metal electronic tag of the utility model one embodiment；
Fig. 2 is the schematic diagram that metal is attached at according to the electronic tag of the utility model one embodiment；
Fig. 3 is the structural schematic diagram according to the RFID tamper-evident anti-metal electronic tag of the utility model another embodiment.
Appended drawing reference：
Antenna stack 100, frangible layer 200, substrate layer 300, the first glue-line 400, gluing segment 110, expose portion 120,
RFID chip 10, first antenna 20, the second antenna 30, connection circuit 40.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figure 1, the RFID tamper-evident anti-metal electronic tag of the utility model, including antenna stack 100, frangible layer 200
With substrate layer 300.
Wherein, antenna stack 100 includes gluing segment 110 and expose portion 120 (with dotted line x segmentation), as shown in Fig. 2, glue
The upper surface of viscous part 110 is provided with the first glue-line 400, and in applying electronic label, gluing segment 110 passes through the first glue-line 400
It is attached on metal, expose portion 120 is exposed to except metal.
As shown in Figure 1, antenna stack 100 is provided with RFID chip 10, first antenna 20, the second antenna 30 and connection circuit
40.Wherein, RFID chip includes at least four contacts, the first contact a connection first antenna 20 at least four contacts, at least
Second the second antenna of contact b connection 30 in four contacts, between the third contact c and the 4th contact d at least four contacts
Connect circuit 40.Wherein, a part and first antenna 20 of connection circuit 40 is set to gluing segment 110, RFID chip
10, another part of the second antenna 30 and connection circuit 40 is set to expose portion 120.It should be noted that only showing in Fig. 1
Illustrate that the elements such as RFID chip 10, first antenna 20, the second antenna 30 and connection circuit 40 are to be set to antenna stack to meaning property
100, and cannot function as the restriction to these elements relative to the spatial position of antenna stack 100, in the production work of electronic tag
In skill, RFID chip 10, first antenna 20, the second antenna 30 and connection circuit 40 etc. are laid in antenna stack 100.Due in electricity
When subtab is attached on metal, the second antenna is exposed to except metal, and first antenna is to be attached at
Metal surface, metal also can be used as a part of antenna to enhance signal, therefore the electronic tag has preferably
Anti-metal interference effect.
As shown in Figure 1, the upper surface of frangible layer 200 is attached at the lower surface of antenna stack 100, the upper surface of substrate layer 300
It is attached at the lower surface of frangible layer 200.Specifically, the upper surface of frangible layer 200 can be attached at antenna stack 100 by the second glue-line
Lower surface, the upper surface of substrate layer 300 can be attached at the lower surface of frangible layer 200 by third glue-line.
In a specific embodiment of the utility model, substrate layer 300 can be made of PET material, 20 He of first antenna
Second antenna 30 can be used to make the material of antenna for aluminium or copper etc..
Glue based on above structure, when being lifted after electronic tag is attached on metal, with antenna stack 100
The frangible layer 200 that viscous 110 phase of part attaches will be damaged, and the one of the connection circuit 40 of the gluing segment 110 of antenna stack 100 is set to
Part and first antenna 200 will also damage, and first antenna 200 loses original function at this time, and connection circuit 40 also will disconnect.
In one embodiment of the utility model, RFID chip 10 can detect whether connection circuit 40 disconnects, and examine
It measures flag bit intrinsic when working normally RFID chip 10 when connection circuit 40 disconnects to modify, makes 10 nothing of RFID chip
Method works normally, i.e., can not be utilized again, to play the role of tamper-evident.
Specifically, RFID chip 10 may include breaking recognition unit and flag bit modification unit, breaking recognition unit to
Whether identification connection circuit 40 disconnects, and flag bit modifies unit and is connected with breaking recognition unit, and flag bit is modified unit and is used for
Connection circuit 40 modifies to the flag bit of RFID chip when disconnecting.When not modifying to the flag bit of RFID chip,
Electronic tag can carry out radio communication with reader, and reader can normally obtain the label information of electronic tag；And right
After the flag bit of RFID chip is modified, reader can not normally obtain the label information of electronic tag.
For example, breaking recognition unit can be connected with third contact c and the 4th contact d respectively, to detect third touching
Resistance value between point c and the 4th contact d can determine whether that connection circuit 40 does not break when the resistance value detected is less than preset threshold
It opens, when the resistance value detected is greater than preset threshold, can determine whether that connection circuit 40 disconnects.Judge to be connected in breaking recognition unit
After circuit 40 disconnects, flag bit modification unit can modify to some flag bit of RFID chip, such as will can normally return
The flag bit 1 of data is revised as 0, then when reader again attempts to read data, the data that can read failure or read go out
It is now abnormal, so that correct label information can not be obtained, so that RFID chip 10 can not be utilized again.
In one embodiment of the utility model, electronic tag is passive electronic label, passive electronic label and reading
Device carries out radio communication connection, and above-mentioned breaking recognition unit and flag bit modification unit can be in and read in passive electronic label
Start work when reading within the communication range between device, to realize whether identification connection circuit disconnects and to RFID chip respectively
The function that flag bit is modified.
In the other embodiments of the utility model, electronic tag can also carry out radio communication connection with reader, due to
Reader, which has, writes data function, and the flag bit in electronic tag can also directly be modified by reader.
In one embodiment of the utility model, connection circuit 40 is necessary when can also work normally for RFID chip 10
Circuit, such as the company that antenna sends radiofrequency signal can be controlled for the connecting line or RFID chip 10 of 10 power supply circuit of RFID chip
Wiring etc., when the connecting line disconnects, RFID chip 10 powers off or is unable to control the transmission of radiofrequency signal, so that RFID chip 10
It can not be utilized again.
Above-described embodiment can not be used as so that a connection circuit 40 is arranged in antenna stack 100 as an example to connection circuit 40
The limitation of item number is set.In the other embodiments of the utility model, connection circuit 40 can be to be multiple, and each connection circuit 40 divides
It is not connected to corresponding two contacts at least four contacts, and a part of each connection circuit 40 is set to gluing segment
110, another part of each connection circuit 40 is set to expose portion 120.As a result, when any connection circuit 40 disconnects, i.e.,
RFID chip 10 can be made not to be utilized again, further improve the tamper-evident effect of electronic tag.
It is arranged it should be noted that above-mentioned frangible layer 200 can correspond to entire antenna stack 100, it can also only respective antenna layer
100 gluing segment 110 is arranged, i.e., frangible layer 200 can be simultaneously and under the lower surface and expose portion 120 of gluing segment 110
Surface mutually attaches, and the area of frangible layer 200 can be with gluing portion with the area equation or frangible layer 200 of antenna stack 100 at this time
Divide 110 lower surface mutually to attach, is not attached mutually with the lower surface of expose portion 120, the area of frangible layer 200 can be with gluing at this time
The area equation of part 110.
In addition, as shown in figure 3, substrate layer 300 may include extension 310 in one embodiment of the utility model
(being divided with the other parts of substrate layer with dotted line y), extension 310 is sudden and violent to be covered in after turning down in the direction of the arrow in the figure
Reveal the upper surface of part 120.
Further, the upper surface of the upper surface or extension 310 of expose portion 120 may be provided with the 4th glue-line, the
Four glue-lines are to be attached at the upper surface of expose portion 120 for the extension 310 after fold, so as to realize to being set to
The covering and protection of another part of the RFID chip 10 of expose portion 120, the second antenna 30 and connection circuit 40.
In conclusion antenna stack includes glue according to the RFID tamper-evident anti-metal electronic tag of the utility model embodiment
Viscous part and expose portion, antenna stack are provided with RFID chip, first antenna, the second antenna and connection circuit, wherein connection electricity
The a part and first antenna on road are set to gluing segment, another part setting of RFID chip, the second antenna and connection circuit
It is attached at the lower surface of antenna stack in the upper surface of expose portion, frangible layer, is attached at metal in anti-metal electronic tag as a result,
When being taken off after article, first antenna, RFID chip can be made to lose normal function so that electronic tag completely can not again by
It is normal to utilize, effectively achieved the purpose that tamper-evident, can be improved merchandise news trace to the source with the convenience of product false proof identification and
Accuracy.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (10)
1. a kind of RFID tamper-evident anti-metal electronic tag, which is characterized in that including：
Antenna stack, the antenna stack include gluing segment and expose portion, and the upper surface of the gluing segment is provided with the first glue
Layer, in the application electronic tag, the gluing segment is attached on metal by first glue-line, the exposure
Part is exposed to except the metal, and the antenna stack is provided with RFID chip, first antenna, the second antenna and is connected to electricity
Road, wherein the RFID chip includes at least four contacts, the first contact connection described first at least four contact
Antenna, the second contact at least four contact connect second antenna, the third touching at least four contact
The connection circuit is connected between point and the 4th contact, wherein a part of the connection circuit and first antenna setting
In the gluing segment, another part of the RFID chip, second antenna and the connection circuit is set to described sudden and violent
Reveal part；
Frangible layer, the upper surface of the frangible layer are attached at the lower surface of the antenna stack；
Substrate layer, the upper surface of the substrate layer are attached at the lower surface of the frangible layer.
2. RFID tamper-evident anti-metal electronic tag according to claim 1, which is characterized in that the RFID chip includes disconnected
Road recognition unit and flag bit modify unit, and the open circuit recognition unit is described to identify whether the connection circuit disconnects
Flag bit modifies unit and is connected with the breaking recognition unit, and the flag bit modification unit is used to disconnect in the connection circuit
When modify to the flag bit of the RFID chip.
3. RFID tamper-evident anti-metal electronic tag according to claim 2, which is characterized in that the electronic tag is passive
Electronic tag, the passive electronic label and reader carry out radio communication connection, the open circuit recognition unit and the mark
Start work when position modification unit is within the communication range that the passive electronic label is between the reader.
4. RFID tamper-evident anti-metal electronic tag according to claim 1, which is characterized in that the connection circuit is more
A, each connection circuit is connected respectively to corresponding two contacts at least four contact, and each connection
A part of circuit is set to the gluing segment, and another part of each connection circuit is set to the expose portion.
5. RFID tamper-evident anti-metal electronic tag according to claim 1, which is characterized in that the upper surface of the frangible layer
The lower surface of the antenna stack is attached at by the second glue-line, the upper surface of the substrate layer is attached at described by third glue-line
The lower surface of frangible layer.
6. RFID tamper-evident anti-metal electronic tag according to claim 5, which is characterized in that the frangible layer simultaneously with institute
The lower surface for stating gluing segment is mutually attached with the lower surface of the expose portion.
7. RFID tamper-evident anti-metal electronic tag according to claim 5, which is characterized in that the frangible layer and the glue
The lower surface of viscous part mutually attaches, and does not attach mutually with the lower surface of the expose portion.
8. RFID tamper-evident anti-metal electronic tag according to claim 1, which is characterized in that the substrate layer includes extending
Part, upper surface of the extension to be covered in the expose portion after fold.
9. RFID tamper-evident anti-metal electronic tag according to claim 8, which is characterized in that the upper table of the expose portion
The upper surface of face or the extension is provided with the 4th glue-line, and the 4th glue-line is to the extension after turning down
It is attached at the upper surface of the expose portion.
10. RFID tamper-evident anti-metal electronic tag according to claim 1, which is characterized in that the substrate layer is by PET material
Texture at.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820648495.2U CN208126437U (en) | 2018-05-02 | 2018-05-02 | RFID tamper-evident anti-metal electronic tag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820648495.2U CN208126437U (en) | 2018-05-02 | 2018-05-02 | RFID tamper-evident anti-metal electronic tag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208126437U true CN208126437U (en) | 2018-11-20 |
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ID=64184443
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820648495.2U Active CN208126437U (en) | 2018-05-02 | 2018-05-02 | RFID tamper-evident anti-metal electronic tag |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110443336A (en) * | 2018-05-02 | 2019-11-12 | 无锡品冠物联科技有限公司 | RFID tamper-evident anti-metal electronic tag |
| CN111598203A (en) * | 2019-07-25 | 2020-08-28 | 上海玺弘尚商贸有限公司 | Anti-counterfeiting label structure, anti-counterfeiting method and anti-counterfeiting structure |
| CN111956237A (en) * | 2020-07-31 | 2020-11-20 | 江苏麦酷博信息科技有限公司 | RFID blood collection card |
| CN112149782A (en) * | 2020-09-15 | 2020-12-29 | 上海坤锐电子科技有限公司 | Chip of electronic tag, identification method thereof and electronic tag |
-
2018
- 2018-05-02 CN CN201820648495.2U patent/CN208126437U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110443336A (en) * | 2018-05-02 | 2019-11-12 | 无锡品冠物联科技有限公司 | RFID tamper-evident anti-metal electronic tag |
| CN111598203A (en) * | 2019-07-25 | 2020-08-28 | 上海玺弘尚商贸有限公司 | Anti-counterfeiting label structure, anti-counterfeiting method and anti-counterfeiting structure |
| CN111598203B (en) * | 2019-07-25 | 2024-02-23 | 上海玺弘尚商贸有限公司 | Anti-counterfeiting label structure, anti-counterfeiting method and anti-counterfeiting structure |
| CN111956237A (en) * | 2020-07-31 | 2020-11-20 | 江苏麦酷博信息科技有限公司 | RFID blood collection card |
| CN112149782A (en) * | 2020-09-15 | 2020-12-29 | 上海坤锐电子科技有限公司 | Chip of electronic tag, identification method thereof and electronic tag |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: G10-301, China sensor network innovation park, 200 Linghu Avenue, taikeyuan, Xinwu District, Wuxi City, Jiangsu Province, 214000 Patentee after: Pinguan Wulian Technology Co.,Ltd. Address before: 214000 comprehensive business department, g10-3, sensor network innovation park, 200 Linghu Avenue, Wuxi New Area, Wuxi City, Jiangsu Province Patentee before: WUXI PINGUAN IOT TECHNOLOGY Co.,Ltd. |