CN102831469A - Electronic tag - Google Patents
Electronic tag Download PDFInfo
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- CN102831469A CN102831469A CN2012102905593A CN201210290559A CN102831469A CN 102831469 A CN102831469 A CN 102831469A CN 2012102905593 A CN2012102905593 A CN 2012102905593A CN 201210290559 A CN201210290559 A CN 201210290559A CN 102831469 A CN102831469 A CN 102831469A
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- antenna
- electronic tag
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- outer ring
- chip
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- 239000000758 substrate Substances 0.000 claims abstract description 29
- 241001602730 Monza Species 0.000 claims description 13
- 230000015572 biosynthetic process Effects 0.000 claims description 8
- 238000005755 formation reaction Methods 0.000 claims description 8
- 239000004020 conductor Substances 0.000 claims description 7
- 239000002002 slurry Substances 0.000 claims description 5
- 239000003989 dielectric material Substances 0.000 claims description 3
- 238000005530 etching Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000007726 management method Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000000123 paper Substances 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920001225 polyester resin Polymers 0.000 description 2
- 239000004645 polyester resin Substances 0.000 description 2
- 239000004800 polyvinyl chloride Substances 0.000 description 2
- 239000004332 silver Substances 0.000 description 2
- 229910052709 silver Inorganic materials 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- -1 FPC Substances 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
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Abstract
The invention relates to an electronic identification tag which is provided with a substrate. An antenna and a chip are arranged on the substrate, and the chip is electrically connected with the antenna. The antenna consists of an outer ring unit on the periphery, a short circuit ring unit in the middle and an axis unit connecting the outer ring unit with the short circuit ring unit. The outer ring unit is a non-closed ring which is formed by four curved segments in an encircling manner and provided with four notches. The short circuit ring unit consists of a closed curved line. One ends of four segments of the axis unit are respectively connected to the corresponding four curved segments of the outer ring unit, the four segments are all connected to the closed curved line of the short circuit ring unit and extend to be close to the center of the short circuit ring unit to form four antenna connecting points, and the four antenna connecting points are electrically connected with four interfaces of the chip. The electronic identification tag is used for fields of logistics and supply management, production, manufacturing and assembly, access control, electronic tickets, automatic road toll and the like.
Description
Technical field
The present invention relates to electronic tag, belong to G06K19/077 at the IPC classification number.
Background technology
Electronic tag; Promptly realize through RFID (Radio Frequency IDentification) technology; It is a kind of communication technology; Can discern specific objective and read and write related data through radio signals, and need not to set up machinery between recognition system and the specific objective or optics contacts, be widely used in logistics and supplies management, the manufacturing and assembling, aviation luggage place, animal identification sign, gate inhibition's control, electronic entrance ticket, road field such as charge automatically.
The structure of electronic tag generally comprises a substrate, and substrate is provided with antenna, and antenna generally is that etch metal layers or metal slurry form, and attached on the substrate, also is provided with a RFID chip basically simultaneously, and the corresponding interface of chip is electrically connected with antenna.Existing electronic tag not only have the dead angle, and efficient is very low because the reason of Antenna Design can only read by single direction.In addition, the chip of existing electronic tag is fixing also stable inadequately.
Summary of the invention
Therefore, the present invention proposes a kind of electronic tag that can omnirange can read, and solves the problem that has the dead angle when present electronic tag reads.
The following technical scheme of the concrete employing of the present invention:
Electronic tag has a substrate, and substrate is provided with antenna, also is provided with a chip on the substrate, and chip is electrically connected on antenna.Concrete, antenna is made up of the outer ring portion of periphery, the short-circuited conducting sleeve part of centre and the axis portion of connection outer ring portion and short-circuited conducting sleeve part; Wherein, Outer ring portion is to encompass the inc annular that has 4 breach by 4 segment of curve that are positioned at transverse axis left part, right part and are positioned at longitudinal axis top, bottom; Short-circuited conducting sleeve partly is to be made up of a closed curve; Axis portion is respectively 4 line segments formations that are positioned at transverse axis left part, right part and are positioned at longitudinal axis top, bottom; And an end of 4 line segments of this of axis portion all is to be connected respectively on 4 segment of curve of correspondence of outer ring portion; These 4 line segments also all are connected on the closed curve of short-circuited conducting sleeve part simultaneously, and extend to 4 antenna connectors of center position formation near the short-circuited conducting sleeve part, and these 4 antenna connectors are electrically connected with 4 interfaces of said chip.
Further, described chip model is MONZA 4QT, MONZA 4U, MONZA 4E, MONZA 4D.
Further, described chip is to realize being electrically connected with antenna through the upside-down mounting mode.
Further, the adjustment of the frequency of described antenna is through the first length of adjustment short-circuited conducting sleeve part, and the length of adjustment axis part is again finely tuned the length of outer ring portion at last.
Further, the closed curve of described short-circuited conducting sleeve part is round.
Preferably, described diameter of a circle scope is 5mm-10mm.
Further, described outer ring portion is to encompass the inc square that has 4 breach by 4 " L " type segment of curve.
Further, 4 of described axis portion line segments all are that two ends are straight-line segment, the middle line segment that connects and composes for snakelike line segment.
Further, described substrate is to adopt the dielectric material soft like materials such as FPC, PVC, polyester resin, paper or plastic foils.
Further, described antenna is to be printed attached on the substrate through etching or with the good conductor slurry by good conductor layers such as copper, aluminium.
The present invention adopts as above technical scheme, has broken the Design Thinking of conditional electronic label antenna.Because traditional electronic tag can only read at single direction, not only have the dead angle, and efficient is very low.And electronic tag of the present invention is well combined two dipole antennas; These two antennas are 90 degree quadratures, and according to the electromagnetic field principle, 2 E faces of this electronic tag are quadrature also; So in 360 degree, can rotate arbitrarily, promptly all can be read in the arbitrfary point of spherical space.
Description of drawings
Fig. 1 is the synoptic diagram of embodiment 1.
Fig. 2 is the synoptic diagram of embodiment 2.
Fig. 3 is the synoptic diagram of embodiment 3.
Embodiment
Combine accompanying drawing and embodiment that the present invention is further specified at present.
Electronic tag of the present invention has a substrate, and substrate is provided with antenna, also is provided with a chip on the substrate, and chip is electrically connected on antenna.Substrate generally adopts thickness less than the soft dielectric material of the material of 1mm (nonessential condition), like FPC, PVC, polyester resin, paper or plastic foil.
Antenna is made up of the outer ring portion of periphery, the short-circuited conducting sleeve part of centre and the axis portion of connection outer ring portion and short-circuited conducting sleeve part; Wherein, Outer ring portion is to encompass the inc annular that has 4 breach by 4 segment of curve that are positioned at transverse axis left part, right part and are positioned at longitudinal axis top, bottom; Short-circuited conducting sleeve partly is to be made up of a closed curve; Axis portion is respectively 4 line segments formations that are positioned at transverse axis left part, right part and are positioned at longitudinal axis top, bottom; And an end of 4 line segments of this of axis portion all is to be connected respectively on 4 segment of curve of correspondence of outer ring portion; These 4 line segments also all are connected on the closed curve of short-circuited conducting sleeve part simultaneously, and extend to 4 antenna connectors of center position formation near the short-circuited conducting sleeve part, and these 4 antenna connectors are electrically connected with 4 interfaces of said chip.Chip can adopt a RFID chip with 4 antenna connectors arbitrarily, preferably selects the MONZA family chip of IMPINJ company for use, like MONZA 4QT, MONZA 4U, MONZA 4E, MONZA 4D etc.
The length of antenna is half-wave dipole length.General, this antenna be good conductor layers such as copper, aluminium or silver through the cladding plate etching, or adopt good conductor slurries (like the silver slurry) with the circuit printing attached on the substrate.General, the width of antenna plain conductor is 0.5mm～2mm (a nonessential condition).
Chip is electrically connected the chip mounting means that can adopt traditional welding or nation's definite form with antenna; More preferably adopting upside-down mounting (Flip chip) mode to connect, is deposit tin shot on I/O pad, the tin shot that then chip upset the is added the heat utilization fusion conventional routing joint of this technology replacement that combines with the ceramic machine plate.The thickness of the electronic tag that employing upside-down mounting mode connects can be reduced to 0.5mm～1mm, like this can be convenient aspect installation, and more attractive in appearance.
Based on above-mentioned Antenna Design principle, can design the antenna form of multiple concrete cabling figure.As: outer ring portion is by 4 " L " type segment of curve or " n " molded lines section or 1/4 circular arc line segment etc.; Short-circuited conducting sleeve partly is circular or the four stars type of fillet or fillet eight star-like etc., and 4 line segments of axis portion are that two ends are straight-line segment, middle line segment or straight-line segment or the sawtooth wave line segment etc. that connect and compose for snakelike line segment.Can realize diversified antenna cabling figure through these combinations.
Show the present invention with a preferred Antenna Design form below.
Embodiment 1 (most preferred embodiment):
Consult shown in Figure 1ly, as the electronic tag of preferred embodiment one, have a substrate 1, substrate 1 is provided with antenna 2, also is provided with a chip (scheming not shown) on the substrate 1, and chip is electrically connected on antenna 2.Antenna 2 is made up of the outer ring portion of periphery, the short-circuited conducting sleeve part of centre and the axis portion of connection outer ring portion and short-circuited conducting sleeve part.Wherein, outer ring portion is to encompass the inc annular that has 4 breach by 4 segment of curve that are positioned at transverse axis left part, right part and are positioned at longitudinal axis top, bottom.Be respectively that " L " type segment of curve 7 of transverse axis left part, " L " type segment of curve 8 of transverse axis right part, " L " type segment of curve 4 on longitudinal axis top and 3,4 " L " types of " L " type segment of curve segment of curve 3,4,7,8 of longitudinal axis bottom encompass the inc square that has 4 breach A1, A2, A3, A4.Short-circuited conducting sleeve partly is to be made up of a closed curve, and this closed curve is a circle, comprises 1/4 arc section 11,12,13,14.The line segment 5 that axis portion is respectively the line segment 9, the line segment 10 that is positioned at the transverse axis right part that are positioned at the transverse axis left part, be positioned at the line segment 6 on longitudinal axis top and be positioned at longitudinal axis bottom constitutes, and these 4 line segments 5,6,9,10 all are that two ends are straight-line segment, the middle line segment that connects and composes for snakelike line segment.And an end of 4 line segments of this of axis portion 5,6,9,10 all is to be connected respectively on 4 segment of curve 3,4,7,8 of correspondence of outer ring portion; These 4 line segments 5,6,9,10 also all are connected on the closed curve of short-circuited conducting sleeve part simultaneously; And extending to 4 antenna connector B1 of center position 15 formation, B2, B3, B4 near the short-circuited conducting sleeve part, these 4 antenna connector B1, B2, B3, B4 are electrically connected with 4 interfaces of chip.
The segment of curve 7 of " L " type of embodiment one, the segment of curve 8 of " L " type, snakelike line segment 9, snakelike line segment 10,1/4 arc section 11,1/4 arc section 12,1/4 arc section 13,1/4 arc section 14 have constituted the antenna of surface level, L " segment of curve 3, the L of type " segment of curve 4 of type, snakelike line segment 5, snakelike line segment 6,1/4 arc section 11,1/4 arc section 12,1/4 arc section 13,1/4 arc section 14 constituted the antenna of vertical plane.Because the circular short-circuited conducting sleeve of 1/4 arc section 11,12,13,14 is common to two antennas, so be a key point when Antenna Design.When regulating the horizontal direction antenna, the short-circuited conducting sleeve part in the middle of we can regulate earlier if frequency is also higher, is just regulated snakelike line segment 9 and 10, and the segment of curve 7 and 8 of " L " type plays the effect of fine setting.In like manner, when regulating the vertical direction antenna, also regulate the short-circuited conducting sleeve part of 1/4 arc section 11,12,13,14 earlier, after having regulated, at the snakelike line segment 5 and 6 of adjusting, L " segment of curve 3 and 4 of type finely tunes.Need to prove that the short-circuited conducting sleeve part that 1/4 arc section 11,12,13,14 constitutes will be taken into account level and vertical direction antenna, not so the both direction antenna performance can be variant, and the effect of short-circuited conducting sleeve can make the rapid downward bias of antenna frequencies.But short-circuited conducting sleeve is excessive, and is too small all not all right, crosses the received power that conference makes antenna and becomes big, and too small meeting narrows down the bandwidth of antenna, thereby it is unstable that antenna is received.Good for ensureing the RFID signal of electronic tag frequency range in 860～960MHz, the diameter of a circle scope of the short-circuited conducting sleeve among the embodiment is 5mm-10mm preferably.In addition, short-circuited conducting sleeve also has the effect of near field coupling and electrostatic prevention equally, can make the ILS of label.
Embodiment 2:
Consult shown in Figure 2ly, this embodiment two is based on above-mentioned Antenna Design principle and the antenna pattern of the different cabling that changes equally.Specifically: this electronic tag has a substrate 1 ', and substrate 1 ' is provided with antenna 2 ', also is provided with a chip (scheming not shown) on the substrate 1 ', and chip is electrically connected on antenna 2 '.Antenna 2 ' is made up of the outer ring portion of periphery, the short-circuited conducting sleeve part of centre and the axis portion of connection outer ring portion and short-circuited conducting sleeve part.Wherein, outer ring portion is by being positioned at transverse axis left part, right part and being positioned at 4 1/4 arc sections 3 ', 4 ', 7 ' of longitudinal axis top, bottom, the inc circle that 8 ' coiled exists 4 breach A1, A2, A3, A4.Short-circuited conducting sleeve partly is to be made up of a closed rhombus, comprises 4 straight-line segments 11 ', 12 ', 13 ', 14 '.Axis portion then is respectively that straight-line segment 9 ', the straight-line segment 10 ' that is positioned at the transverse axis right part, straight-line segment 6 ' that is positioned at longitudinal axis top and the straight-line segment that is positioned at longitudinal axis bottom 5 ' that are positioned at the transverse axis left part constitute; And 4 straight-line segments of this of axis portion 5 ', 6 ', 9 ', an end of 10 ' all are on 4 1/4 arc sections 3 ', 4 ', 7 ', 8 ' that are connected respectively to the correspondence of outer ring portion; These 4 straight-line segments 5 ', 6 ', 9 ', 10 ' also all are connected on the rhombus of short-circuited conducting sleeve part simultaneously; And extending to 4 antenna connector B1 of rhombus center position 15 ' formation, B2, B3, B4 near the short-circuited conducting sleeve part, these 4 antenna connector B1, B2, B3, B4 are electrically connected with 4 interfaces of chip.
Embodiment 3:
Consult shown in Figure 3ly, this embodiment two is based on above-mentioned Antenna Design principle and the antenna pattern of the different cabling that changes equally.Specifically: this electronic tag has a substrate 1 ", substrate 1 " be provided with antenna 2 ", substrate 1 " on also be provided with a chip (scheming not shown), chip is electrically connected on antenna 2 ".Antenna 2 " form by the outer ring portion of periphery, the short-circuited conducting sleeve part of centre and the axis portion of connection outer ring portion and short-circuited conducting sleeve part.Wherein, outer ring portion is by being positioned at transverse axis left part, right part and being positioned at 4 broken lines 3 of longitudinal axis top, bottom ", 4 ", 7 ", 8 " there is the octagon of inc similar Chinese Eight Diagrams of 4 breach A1, A2, A3, A4 in coiled.Short-circuited conducting sleeve partly is that the octagon by a closure constitutes, and comprises 4 broken lines 11 ", 12 ", 13 ", 14 ".Axis portion then is respectively the sawtooth wave band 9 that is positioned at the transverse axis left part ", be positioned at the sawtooth wave band 10 of transverse axis right part ", be positioned at the sawtooth wave band 6 on longitudinal axis top " and be positioned at the sawtooth wave band 5 of longitudinal axis bottom " constitute; And 4 sawtooth wave bands 5 of this of axis portion ", 6 ", 9 ", 10 " an end all are 4 broken lines 3 that are connected respectively to the correspondence of outer ring portion ", 4 ", 7 ", 8 " on; These 4 sawtooth wave bands 5 simultaneously ", 6 ", 9 ", 10 " also all be connected on the octagon of short-circuited conducting sleeve part; And extend near short-circuited conducting sleeve octagon center position 15 partly " form 4 antenna connector B1, B2, B3, B4, these 4 antenna connector B1, B2, B3, B4 are electrically connected with 4 interfaces of chip.
Electronic tag among each embodiment has very big-difference at welding portion and traditional electronic tag of chip; The conditional electronic label chip has four salient points as antennal interface; And actual and the contacted salient point that has only two interfaces of antenna, so the firmness of chip and antenna is not fine.Electronic tag among the embodiment combines chip when design; The salient point of four interfaces of chip has been pressed in respectively on four antenna angles; Be antenna connector B1, B2, B3, B4, the contact area of the antenna that makes is bigger, thereby has strengthened the firmness of chip and antenna; Relative traditional handicraft, firmness doubles at least.
Although specifically show and introduced the present invention in conjunction with preferred embodiment; But the those skilled in the art should be understood that; In the spirit and scope of the present invention that do not break away from appended claims and limited; Can make various variations to the present invention in form with on the details, be protection scope of the present invention.
Claims (10)
1. electronic tag; Have a substrate, substrate is provided with antenna, also is provided with a chip on the substrate; Chip is electrically connected on antenna, it is characterized in that: antenna is made up of the outer ring portion of periphery, the short-circuited conducting sleeve part of centre and the axis portion of connection outer ring portion and short-circuited conducting sleeve part; Wherein, Outer ring portion is to encompass the inc annular that has 4 breach by 4 segment of curve that are positioned at transverse axis left part, right part and are positioned at longitudinal axis top, bottom; Short-circuited conducting sleeve partly is to be made up of a closed curve; Axis portion is respectively 4 line segments formations that are positioned at transverse axis left part, right part and are positioned at longitudinal axis top, bottom; And an end of 4 line segments of this of axis portion all is to be connected respectively on 4 segment of curve of correspondence of outer ring portion; These 4 line segments also all are connected on the closed curve of short-circuited conducting sleeve part simultaneously, and extend to 4 antenna connectors of center position formation near the short-circuited conducting sleeve part, and these 4 antenna connectors are electrically connected with 4 interfaces of said chip.
2. electronic tag according to claim 1 is characterized in that: described chip model is MONZA 4QT, MONZA 4U, MONZA 4E or MONZA 4D.
3. electronic tag according to claim 1 and 2 is characterized in that: described chip is to realize being electrically connected with antenna through the upside-down mounting mode.
4. electronic tag according to claim 1 is characterized in that: the adjustment of the frequency of described antenna is through the first length of adjustment short-circuited conducting sleeve part, and the length of adjustment axis part is again finely tuned the length of outer ring portion at last.
5. electronic tag according to claim 1 is characterized in that: the closed curve of described short-circuited conducting sleeve part is round.
6. electronic tag according to claim 5 is characterized in that: described diameter of a circle scope is 5mm-10mm.
7. electronic tag according to claim 1 is characterized in that: described outer ring portion is to encompass the inc square that has 4 breach by 4 " L " type segment of curve.
8. electronic tag according to claim 1 is characterized in that: 4 line segments of described axis portion all are that two ends are straight-line segment, the middle line segment that connects and composes for snakelike line segment.
9. electronic tag according to claim 1 is characterized in that: described substrate is the dielectric material that adopts material soft.
10. electronic tag according to claim 1 is characterized in that: described antenna is to be printed attached on the substrate through etching or with the good conductor slurry by the good conductor layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210290559.3A CN102831469B (en) | 2012-08-16 | 2012-08-16 | Electronic tag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210290559.3A CN102831469B (en) | 2012-08-16 | 2012-08-16 | Electronic tag |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102831469A true CN102831469A (en) | 2012-12-19 |
| CN102831469B CN102831469B (en) | 2015-06-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210290559.3A Active CN102831469B (en) | 2012-08-16 | 2012-08-16 | Electronic tag |
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| Country | Link |
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| CN (1) | CN102831469B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104636790A (en) * | 2013-11-08 | 2015-05-20 | 相丰科技股份有限公司 | Electronic tag |
| WO2018045550A1 (en) * | 2016-09-09 | 2018-03-15 | Hong Kong R&D Centre for Logistics and Supply Chain Management Enabling Technologies Limited | A radio frequency communication device and a method for using thereof |
| WO2020124972A1 (en) * | 2018-12-21 | 2020-06-25 | 上海一芯智能科技有限公司 | Rfid electronic tag |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201628983U (en) * | 2010-03-09 | 2010-11-10 | 深圳市远望谷信息技术股份有限公司 | Electronic tag |
| CN201780602U (en) * | 2010-09-06 | 2011-03-30 | 深圳市远望谷信息技术股份有限公司 | Small-size high-gain electronic tag |
| CN202171820U (en) * | 2011-04-29 | 2012-03-21 | 深圳市远望谷信息技术股份有限公司 | Electronic tag |
| CN202795424U (en) * | 2012-08-16 | 2013-03-13 | 厦门信达物联科技有限公司 | Electronic label |
-
2012
- 2012-08-16 CN CN201210290559.3A patent/CN102831469B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201628983U (en) * | 2010-03-09 | 2010-11-10 | 深圳市远望谷信息技术股份有限公司 | Electronic tag |
| CN201780602U (en) * | 2010-09-06 | 2011-03-30 | 深圳市远望谷信息技术股份有限公司 | Small-size high-gain electronic tag |
| CN202171820U (en) * | 2011-04-29 | 2012-03-21 | 深圳市远望谷信息技术股份有限公司 | Electronic tag |
| CN202795424U (en) * | 2012-08-16 | 2013-03-13 | 厦门信达物联科技有限公司 | Electronic label |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104636790A (en) * | 2013-11-08 | 2015-05-20 | 相丰科技股份有限公司 | Electronic tag |
| WO2018045550A1 (en) * | 2016-09-09 | 2018-03-15 | Hong Kong R&D Centre for Logistics and Supply Chain Management Enabling Technologies Limited | A radio frequency communication device and a method for using thereof |
| WO2020124972A1 (en) * | 2018-12-21 | 2020-06-25 | 上海一芯智能科技有限公司 | Rfid electronic tag |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102831469B (en) | 2015-06-03 |
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Denomination of invention: Electronic tag Effective date of registration: 20210302 Granted publication date: 20150603 Pledgee: Bank of China Limited Xiamen Huli sub branch Pledgor: XIAMEN XINDECO IOT TECHNOLOGY Ltd. Registration number: Y2021980001390 |
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Date of cancellation: 20231221 Granted publication date: 20150603 Pledgee: Bank of China Limited Xiamen Huli sub branch Pledgor: XIAMEN XINDECO IOT TECHNOLOGY Ltd. Registration number: Y2021980001390 |
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Denomination of invention: Electronic tags Effective date of registration: 20231225 Granted publication date: 20150603 Pledgee: Bank of China Limited Xiamen Huli sub branch Pledgor: XIAMEN XINDECO IOT TECHNOLOGY Ltd. Registration number: Y2023980074011 |