CN104463310A - Embedded annular radio frequency identification label - Google Patents
Embedded annular radio frequency identification label Download PDFInfo
- Publication number
- CN104463310A CN104463310A CN201310628560.7A CN201310628560A CN104463310A CN 104463310 A CN104463310 A CN 104463310A CN 201310628560 A CN201310628560 A CN 201310628560A CN 104463310 A CN104463310 A CN 104463310A
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- Prior art keywords
- impedance adjustment
- rfid tag
- adjustment part
- conductive part
- embedded toroidal
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- 238000000926 separation method Methods 0.000 claims description 6
- 238000005452 bending Methods 0.000 claims description 2
- 239000002184 metal Substances 0.000 abstract description 14
- 239000000758 substrate Substances 0.000 abstract 2
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The invention provides an embedded annular radio frequency identification tag which comprises an annular tag antenna and a radio frequency identification chip. The loop tag antenna includes: an annular substrate having an elastic section and a circuit arrangement section; an upper conductive part arranged on an upper surface of the circuit configuration section; an impedance adjusting part arranged on the upper surface and arranged at an interval with the upper conductive part; and a lower conductive part which is arranged on a lower surface of the circuit configuration section and electrically connected with the upper conductive part and the impedance adjusting part. The two ends of the radio frequency identification chip are respectively and electrically connected with the upper conductive part and the impedance adjusting part. The invention can control the deformation of the elastic section of the annular substrate, so that the label can be quickly and stably clamped in the tiny mounting hole of the metal object.
Description
Technical field
The invention relates to a kind of RFID tag, particularly about a kind of embedded toroidal RFID tag.
Background technology
On steel sheet production line, roll is indispensable and belongs to the equipment of consumptive material, and each roll all has exclusive roller number so that identify, and the roller of roll number just bores the end face being engraved on roll before dispatching from the factory more than roll greatly, can effectively identify in time using in order to user.But, above-mentioned roll after reaching the standard grade and using, the end face being carved with roller number often by greasy dirt, the water stain or japanning that identifies cover and make roller number be difficult to identify.
Radio-frequency recognition system (RFID System) is fast and easily be automated the characteristic of operation because having reading speed, has been widely used in recent years in various industry.And the RFID tag in radio-frequency recognition system is the end face being applicable to very much being installed on roll, using the use as roll identification.But, how by RFID tag fast and the end face being firmly fixed on roll is current considerable problem, especially, when the end face diameter of roll is less than 20 millimeters, at the end face of roll fast and firmly fixed RF identification label, also can become more difficult.
Therefore, be necessary to provide an innovation and the embedded toroidal RFID tag of tool progressive, to solve the problem.
Summary of the invention
The technical problem to be solved in the present invention is: provide a kind of embedded toroidal RFID tag, how to solve by RFID tag fast and be firmly fixed on the end face of roll.
Technical solution of the present invention is: provide a kind of embedded toroidal RFID tag, comprising: a loop tag antenna and a radio-frequency (RF) identification chip.This loop tag antenna comprises: an annular base plate, and have an elastic segments and a line configuring section, this line configuring section has a upper surface and a lower surface; Conductive part on one, is arranged at the upper surface of this line configuring section; One impedance adjustment part, is arranged at the upper surface of this line configuring section, and with this on conductive part be set in distance; And once conductive part, be arranged at the lower surface of this line configuring section, and be electrically connected conductive part and this impedance adjustment part on this.The two ends of this radio-frequency (RF) identification chip are electrically connected conductive part and this impedance adjustment part on this respectively.
The present invention also provides a kind of embedded toroidal RFID tag, comprise: a loop tag antenna, at least to comprise in an annular base plate, a conductive part and once conductive part, this annular base plate has an elastic segments and a line configuring section, and on this, conductive part and this lower conductive part are arranged at this line configuring section; And a radio-frequency (RF) identification chip, be electrically connected conductive part on this.
The present invention can by the deformation of the elastic segments of this annular base plate of control, and make label firmly be arranged in the small mounting hole of metal objects fast.That is the external diameter that pressure can reduce this annular base plate is applied to this elastic segments, can embed in the small mounting hole of metal objects to make this embedded toroidal RFID tag, and this elastic segments can produce resilience expansionary force after pressure is released, and this embedded toroidal RFID tag is firmly arranged in mounting hole fast.When for taking out this embedded toroidal RFID tag from mounting hole, only needing to apply pressure to this elastic segments again, this embedded toroidal RFID tag can be taken out easily.
In order to technological means of the present invention can be better understood, and can be implemented according to the content of instructions, and in order to object of the present invention, feature and advantage can be become apparent, below especially exemplified by preferred embodiment, and coordinated accompanying drawing, be described in detail as follows.
Accompanying drawing explanation
Fig. 1 shows the structure top view of first embodiment of the invention embedded toroidal RFID tag;
Fig. 2 shows the structure backplan of first embodiment of the invention embedded toroidal RFID tag;
Fig. 3 show embedded toroidal RFID tag of the present invention be combined with the metal objects of tool mounting hole before schematic diagram;
Fig. 4 show embedded toroidal RFID tag of the present invention be combined with the metal objects of tool mounting hole after schematic diagram;
Fig. 5 shows the different cut-out point of impedance adjustment part of the present invention and extends the corresponding cut-out point of difference of impedance adjustment part and the graph of a relation of operating frequency;
Fig. 6 shows the structural representation of second embodiment of the invention embedded toroidal RFID tag;
Fig. 7 shows the structural representation of third embodiment of the invention embedded toroidal RFID tag;
Fig. 8 shows the structural representation of fourth embodiment of the invention embedded toroidal RFID tag; And
Fig. 9 shows the structural representation of fifth embodiment of the invention embedded toroidal RFID tag.
Symbol description:
1 embedded toroidal RFID tag
10 loop tag antennas
11 annular base plate
111 elastic segments
1110 S shape warp architectures
1111 round convex shape structures
1112 linking arms
1113 hook-shaped arms
112 line configuring sections
112a upper surface
112b lower surface
112c inner edge
112d outer rim
113 first vias
114 second vias
Conductive part on 12
12a first end
12b second end
13 impedance adjustment parts
14 extend impedance adjustment part
15 times conductive parts
20 radio-frequency (RF) identification chip
30 metal objects
30a end face
31 mounting holes
C1 cut-out point
The corresponding cut-out point of C2
The external diameter of D1 annular base plate
The diameter of D2 mounting hole
G gap
G1 separation gap
G2 adjusting play
Embodiment
Fig. 1 shows the structure top view of first embodiment of the invention embedded toroidal RFID tag.Fig. 2 shows the structure backplan of first embodiment of the invention embedded toroidal RFID tag.Coordinate and consult Fig. 1 and Fig. 2, embedded toroidal RFID tag 1 of the present invention comprises loop tag antenna 10 and a radio-frequency (RF) identification chip 20.
This loop tag antenna 10 to comprise in an annular base plate 11, a conductive part 12, impedance adjustment part 13, and extends impedance adjustment part 14 and once conductive part 15.
This annular base plate 11 has elastic segments 111 and a line configuring section 112.In the present embodiment, this elastic segments 111 is in series by multiple S shape warp architecture 1110.The length of this line configuring section 112 is the length being greater than this elastic segments 111, and this line configuring section 112 has a upper surface 112a, a lower surface 112b, an inner edge 112c, an outer rim 112d, one first via 113 and one second via 114.
On this, conductive part 12 is arranged at the upper surface 112a of this line configuring section 112, and on this, conductive part 12 arranges along the inner edge 112c of this line configuring section 112.In the present embodiment, on this, conductive part 12 has a first end 12a and one second end 12b, and this second end 12b is relative to this first end 12a.Preferably, the first via 113 of this line configuring section 112 is the first end 12a being formed at conductive part 12 on this.
This impedance adjustment part 13 is arranged at the upper surface 112a of this line configuring section 112, and this impedance adjustment part 13 arranges along the inner edge 112c of this line configuring section 112.In the present embodiment, this impedance adjustment part 13 with this on conductive part 12 be set in distance, and this impedance adjustment part 13 and this has a separation gap G1 between conductive part 12.Preferably, the length of this impedance adjustment part 13 is the length being less than conductive part 12 on this, and the area of this impedance adjustment part 13 is also less than the area of conductive part 12 on this.
In addition, this impedance adjustment part 13 has at least one cut-out point C1, and described at least one cut-out point C1 is a corresponding specific operation frequency range.In the present embodiment, this impedance adjustment part 13 has multiple cut-out point C1, and the operation frequency range that respectively this cut-out point C1 is respectively corresponding different, as 865 ~ 868MHz(is applicable to Europe), 902 ~ 968MHz(is applicable to the U.S.), 922 ~ 928MHz(is applicable to Taiwan) and 950 ~ 956MHz(be applicable to Japan) etc.Preferably, these cut-out points C1 is in nick shaped, to facilitate cut-out.
Accurate impedance adjustment is mainly carried out in order to this impedance adjustment part 13 auxiliary in this extension impedance adjustment part 14, can be applicable to multiple operation frequency range to make this loop tag antenna 10.In the present embodiment, this extension impedance adjustment part 14 is to should impedance adjustment part 13, and be set in distance with this impedance adjustment part 13, preferably, this extension impedance adjustment part 14 is parallel with this impedance adjustment part 13, and the length of this extension impedance adjustment part 14 is the length being greater than this impedance adjustment part 13.In addition, have an adjusting play G2 between this extension impedance adjustment part 14 and this impedance adjustment part 13, preferably, this adjusting play G2 is communicated with this separation gap G1.
In addition, in the present embodiment, this extension impedance adjustment part 14 arranges along the outer rim 112d of this line configuring section 112, and one end of this extension impedance adjustment part 14 connects conductive part 12 on this.Preferably, this one end of this extension impedance adjustment part 14 connects the second end 12b of conductive part 12 on this.
In addition, for accurately controlling the operation frequency range of this loop tag antenna 10, this extension impedance adjustment part 14 can have at least one corresponding cut-out point C2, and described at least one corresponding cut-out point C2 is to should described at least one cut-out point C1 of impedance adjustment part 13.In the present embodiment, this extension impedance adjustment part 14 has multiple corresponding cut-out point C2, and respectively this corresponding cut-out point C2 is respectively to should respectively this cut-out point C1 of impedance adjustment part 13.Preferably, these corresponding cut-out point C2 also in nick shaped, together cut off with corresponding cut-out point C1 to facilitate.
This lower conductive part 15 is arranged at the lower surface 112b of this line configuring section 112, and is electrically connected conductive part 12 and this impedance adjustment part 13 on this.In the present embodiment, this lower conductive part 15 is electrically connected conductive part 12 and this impedance adjustment part 13 on this by the first via 113 of this line configuring section 112 and the second via 114 respectively, that is connect conductive part 12 and this lower conductive part 15 on this by this first via 113, and connect this impedance adjustment part 13 and this lower conductive part 15 by this second via 114.In addition, preferably, the area of this lower conductive part 15 is the areas being greater than conductive part 12 on this.
The two ends of this radio-frequency (RF) identification chip 20 are electrically connected conductive part 12 and this impedance adjustment part 13 on this respectively, and this radio-frequency (RF) identification chip 20 is to should separation gap G1.
Consult Fig. 3, it is the schematic diagram before display embedded toroidal RFID tag of the present invention is combined with the metal objects of tool mounting hole.Embedded toroidal RFID tag 1 of the present invention is applicable to a metal objects 30, and preferably, this metal objects 30 is roll.In addition, this metal objects 30 has an end face 30a and a mounting hole 31, and this mounting hole 31 is formed at this end face 30a.For making this embedded toroidal RFID tag 1 firmly be arranged in the mounting hole 31 of this metal objects 30 fast, in the present embodiment, the outer diameter D 1 of this annular base plate 11 is the diameter D2 being greater than this mounting hole 31.Preferably, the outer diameter D 1 of this annular base plate 11 is about slightly larger than the diameter D2 of this mounting hole 31.
Fig. 4 show embedded toroidal RFID tag of the present invention be combined with the metal objects of tool mounting hole after schematic diagram.Coordinate and consult Fig. 3 and Fig. 4, pressure is applied by this elastic segments 111, these S shape warp architectures 1110 can be made to produce deformation and reduce the outer diameter D 1 of this annular base plate 11, now, this embedded toroidal RFID tag 1 can embed in the mounting hole 31 of this metal objects 30, and after pressure is released, these S shape warp architectures 1110 of this elastic segments 111 can produce resilience expansionary force, and make this embedded toroidal RFID tag 1 firmly be arranged in this mounting hole 31 fast.When for taking out this embedded toroidal RFID tag 1 from this mounting hole 31, only needing to apply pressure to this elastic segments 111 again, this embedded toroidal RFID tag 1 can be taken out easily.
The present invention can by the deformation of the elastic segments 111 of this annular base plate 11 of control, and make this embedded toroidal RFID tag 1 firmly be arranged in the mounting hole 31 of this metal objects 30 fast.
Fig. 5 shows the different cut-out point of impedance adjustment part of the present invention and extends the corresponding cut-out point of difference of impedance adjustment part and the graph of a relation of operating frequency.Coordinate and consult Fig. 1 and Fig. 5, the present invention is by the selection cut-out point C1 of this impedance adjustment part 13 and corresponding cut-out point C2 of this extension impedance adjustment part 14, can guarantee that this loop tag antenna 10 can reach impedance matching with this radio-frequency (RF) identification chip 20, and selected operation frequency range can be applicable to.
Consult Fig. 6, it is the structural representation of display second embodiment of the invention embedded toroidal RFID tag.The architectural feature of second embodiment of the invention is substantially identical with the first embodiment, its difference place is only that this elastic segments 111 is made up of a round convex shape structure 1111 and two linking arms 1112, these round convex shape structure 1111 two ends connect one end of respectively this linking arm 1112 respectively, and the other end of each linking arm 1112 connects this line configuring section 112.In the present embodiment, by the deformation of the round convex shape structure 1111 of this elastic segments 111 of control, this embedded toroidal RFID tag 1 can be made equally to complete installation fast.
Consult Fig. 7, it is the structural representation of display third embodiment of the invention embedded toroidal RFID tag.The architectural feature of third embodiment of the invention is substantially identical with the second embodiment, and its difference place is only that the size of this round convex shape structure 1111 is different.
Consult Fig. 8, it is the structural representation of display fourth embodiment of the invention embedded toroidal RFID tag.The architectural feature of fourth embodiment of the invention is substantially identical with the second embodiment, and its difference place is only that the shape difference of this round convex shape structure 1111 and these linking arms 1112 are in bending.
Consult Fig. 9, it is the structural representation of display fifth embodiment of the invention embedded toroidal RFID tag.The architectural feature of fifth embodiment of the invention is substantially identical with the first embodiment, its difference place is only that this elastic segments 111 is made up of two hook-shaped arms 1113, one end of this two hook-shaped arm 1113 connects this line configuring section 112, and has a clearance G between this two hook-shaped arm 1113.In the present embodiment, this elastic segments 111 can be made equally to produce deformation by this clearance G of adjustment, and make this embedded toroidal RFID tag 1 complete installation fast.
Above-described embodiment is only and principle of the present invention and effect thereof is described, and unrestricted the present invention, and the personage therefore practised in this technology modifies to above-described embodiment and changes still de-spirit of the present invention.Interest field of the present invention should listed by claim.
Claims (20)
1. an embedded toroidal RFID tag, is characterized in that, described embedded toroidal RFID tag comprises:
One loop tag antenna, comprising:
One annular base plate, have an elastic segments and a line configuring section, this line configuring section has a upper surface and a lower surface;
Conductive part on one, is arranged at the upper surface of this line configuring section;
One impedance adjustment part, is arranged at the upper surface of this line configuring section, and with this on conductive part be set in distance; And
Conductive part once, is arranged at the lower surface of this line configuring section, and is electrically connected conductive part and this impedance adjustment part on this; And
One radio-frequency (RF) identification chip, its two ends are electrically connected conductive part and this impedance adjustment part on this respectively.
2. embedded toroidal RFID tag according to claim 1, is characterized in that, this elastic segments is in series by multiple S shape warp architecture.
3. embedded toroidal RFID tag according to claim 1, it is characterized in that, this elastic segments is made up of a round convex shape structure and two linking arms, these round convex shape structure two ends connect one end of each described linking arm respectively, and the other end of each described linking arm connects this line configuring section.
4. embedded toroidal RFID tag according to claim 3, is characterized in that, each described linking arm is in bending.
5. embedded toroidal RFID tag according to claim 1, is characterized in that, this elastic segments is made up of two hook-shaped arms, and one end of this two hook-shaped arm connects this line configuring section, and have a gap between this two hook-shaped arm.
6. embedded toroidal RFID tag according to claim 1, it is characterized in that, this line configuring section has one first via and one second via, this first via connects conductive part and this lower conductive part on this, and this second via connects this impedance adjustment part and this lower conductive part.
7. embedded toroidal RFID tag according to claim 1, is characterized in that, this line configuring section has an inner edge and an outer rim, and on this, conductive part and this impedance adjustment part arrange along this inner edge.
8. embedded toroidal RFID tag according to claim 1, it is characterized in that, described embedded toroidal RFID tag separately comprises an extension impedance adjustment part, this extension impedance adjustment part is to should impedance adjustment part, and be set in distance with this impedance adjustment part, one end of this extension impedance adjustment part connects conductive part on this.
9. embedded toroidal RFID tag according to claim 8, is characterized in that, this line configuring section has an inner edge and an outer rim, and this extension impedance adjustment part arranges along this outer rim.
10. embedded toroidal RFID tag according to claim 8, is characterized in that, this extension impedance adjustment part is parallel with this impedance adjustment part.
11. embedded toroidal RFID tag according to claim 8, is characterized in that, have an adjusting play between this extension impedance adjustment part and this impedance adjustment part.
12. embedded toroidal RFID tag according to claim 11, is characterized in that, this impedance adjustment part and this has a separation gap between conductive part, and this separation gap is communicated with this adjusting play.
13. embedded toroidal RFID tag according to claim 8, it is characterized in that, this impedance adjustment part has at least one cut-out point, this extension impedance adjustment part has at least one corresponding cut-out point, and described at least one corresponding cut-out point of this extension impedance adjustment part is to should described at least one cut-out point of impedance adjustment part.
14. embedded toroidal RFID tag according to claim 8, is characterized in that, the length of this extension impedance adjustment part is the length being greater than this impedance adjustment part.
15. embedded toroidal RFID tag according to claim 1, is characterized in that, this impedance adjustment part has at least one cut-out point, and described at least one cut-out point is a corresponding specific operation frequency range.
16. embedded toroidal RFID tag according to claim 1, is characterized in that, the length of this impedance adjustment part is the length being less than conductive part on this.
17. embedded toroidal RFID tag according to claim 1, is characterized in that, the area of this impedance adjustment part is the area being less than conductive part on this.
18. embedded toroidal RFID tag according to claim 1, is characterized in that, the area of this lower conductive part is the area being greater than conductive part on this.
19. embedded toroidal RFID tag according to claim 1, is characterized in that, the length of this line configuring section is the length being greater than this elastic segments.
20. 1 kinds of embedded toroidal RFID tag, is characterized in that, described embedded toroidal RFID tag comprises:
One loop tag antenna, at least to comprise in an annular base plate, a conductive part and once conductive part, this annular base plate has an elastic segments and a line configuring section, and on this, conductive part and this lower conductive part are arranged at this line configuring section; And
One radio-frequency (RF) identification chip, is electrically connected conductive part on this.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW102134425A TWI497421B (en) | 2013-09-25 | 2013-09-25 | Embedded ring radio frequency identification tag |
| TW102134425 | 2013-09-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104463310A true CN104463310A (en) | 2015-03-25 |
| CN104463310B CN104463310B (en) | 2018-02-02 |
Family
ID=52909315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310628560.7A Active CN104463310B (en) | 2013-09-25 | 2013-11-28 | Embedded annular radio frequency identification label |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN104463310B (en) |
| TW (1) | TWI497421B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006232449A (en) * | 2005-02-23 | 2006-09-07 | Tanaka Shikan Kk | Paper pipe with ic tag |
| JP2007286214A (en) * | 2006-04-14 | 2007-11-01 | Hitachi Ltd | Wearing band |
| CN101739587A (en) * | 2008-11-04 | 2010-06-16 | 富士通株式会社 | Radio frequency identification tag and antenna |
| US20120061465A1 (en) * | 2010-09-14 | 2012-03-15 | Icon Minsky Luo | Near field communication device, authentication system using the same and authentication method thereof |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW200620131A (en) * | 2004-12-13 | 2006-06-16 | Wha Yu Ind Co Ltd | RFID tag |
| JP2008043302A (en) * | 2006-08-21 | 2008-02-28 | Hitachi Ltd | Rfid tag for biological implantation and insertion tool therefor |
| US8164529B2 (en) * | 2008-10-20 | 2012-04-24 | Harris Corporation | Loop antenna including impedance tuning gap and associated methods |
-
2013
- 2013-09-25 TW TW102134425A patent/TWI497421B/en active
- 2013-11-28 CN CN201310628560.7A patent/CN104463310B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006232449A (en) * | 2005-02-23 | 2006-09-07 | Tanaka Shikan Kk | Paper pipe with ic tag |
| JP2007286214A (en) * | 2006-04-14 | 2007-11-01 | Hitachi Ltd | Wearing band |
| CN101739587A (en) * | 2008-11-04 | 2010-06-16 | 富士通株式会社 | Radio frequency identification tag and antenna |
| US20120061465A1 (en) * | 2010-09-14 | 2012-03-15 | Icon Minsky Luo | Near field communication device, authentication system using the same and authentication method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI497421B (en) | 2015-08-21 |
| TW201512993A (en) | 2015-04-01 |
| CN104463310B (en) | 2018-02-02 |
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