CN109919288A - A kind of novel omnidirectional's washer wrinkle fabric label antenna - Google Patents
A kind of novel omnidirectional's washer wrinkle fabric label antenna Download PDFInfo
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- CN109919288A CN109919288A CN201910118511.6A CN201910118511A CN109919288A CN 109919288 A CN109919288 A CN 109919288A CN 201910118511 A CN201910118511 A CN 201910118511A CN 109919288 A CN109919288 A CN 109919288A
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- label
- label antenna
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- chip
- conductive loop
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Abstract
The invention discloses a kind of novel omnidirectional's washer wrinkle fabric label antennas, more particularly to label antenna field, including encapsulated tags chip and encapsulated tags antenna, the encapsulated tags chip includes label chip, conductive loop and dielectric-slab, the label chip and conductive loop are packaged in inside dielectric-slab, the encapsulated tags antenna includes label antenna, substrate and coating, the substrate and coating are successively packaged in outside label antenna, the label antenna includes split ring resonator and the folding line for being connected to split ring resonator two sides, the bending line is arranged by the bending of inward at both ends side, and the non-equidistantly distributed of bending part, the label antenna both ends connect terminal.The present invention uses the structure of label antenna inward at both ends bending, the structure provide with the perpendicular polarization of dipole antenna so that label antenna has a dual polarization characteristic, the antenna pattern of label antenna is close to omnidirectional, using the non-equidistantly distributed of folding line, gain is in 1.8dB or more in frequency band.
Description
Technical field
The present invention relates to label antenna technical fields, it is more particularly related to a kind of novel omnidirectional's washer wrinkle fabric mark
Sign antenna.
Background technique
Currently used label antenna uses the form of dipole, and the structure of dipole is simple and easy to process.But it is even
Extremely sub polarization is single horizontal or vertical linear polarization, has highly directional sensitivity.Two radiation arms are frequently with bending
Form, obtain biggish reactance and lesser resistance, conjugate impedance match realized with this and the impedance of chip that is connected.This excurvation
Folded structure can also bring the reduction in size.
For current washer wrinkle fabric label, due to the reason of the single horizontally or vertically linear polarization of dipole, omni-directional
It can be poor.In addition, the narrower bandwidth of dipole antenna, bring error is easy to cause frequency deviation and impedance to dislike in processing and use process
Change.
Summary of the invention
In order to overcome the drawbacks described above of the prior art, the embodiment of the present invention provides a kind of novel omnidirectional's washer wrinkle fabric label day
Line, by using the structure that label antenna inward at both ends is bent, which provides and the perpendicular polarization of dipole antenna, so that
Label antenna has dual polarization characteristic, and the antenna pattern of label antenna is close to omnidirectional, using the non-equidistantly distributed of folding line, frequency
With interior gain in 1.8dB or more.
To achieve the above object, the invention provides the following technical scheme: a kind of novel omnidirectional's washer wrinkle fabric label antenna, including
Encapsulated tags chip and encapsulated tags antenna, the encapsulated tags chip include label chip, conductive loop and dielectric-slab, described
Label chip and conductive loop are packaged in inside dielectric-slab, and the encapsulated tags antenna includes label antenna, substrate and coating,
The substrate and coating are successively packaged in outside label antenna, and the label antenna includes split ring resonator and is connected to out
The folding line of mouth resonant ring two sides, the bending line is arranged by the bending of inward at both ends side, and the non-equidistantly distributed of bending part, described
Label antenna both ends connect terminal.
In a preferred embodiment, the label antenna is specially multiply conductive fiber strand cable architecture, and straight
Diameter is 0.5 ± 0.1mm.
In a preferred embodiment, the encapsulated tags chip is set to inside split ring resonator, and with opening
Locate corresponding.
In a preferred embodiment, the label antenna is connected with label chip mutual coupling, the label chip with
Label antenna non-direct contact setting.
In a preferred embodiment, the substrate and coating are all made of chemical & blended fabric or rubber is made.
In a preferred embodiment, the label chip is set on conductive loop, the conductive loop setting
For upper layer and lower layer, and the conductive loop both ends on upper layer and the conductive loop both ends of lower layer are connected through coaxial line respectively.
In a preferred embodiment, the label antenna both ends are connect by the way of capacitive load with terminal.
Technical effect and advantage of the invention:
1, the present invention is using the structure of label antenna inward at both ends bending, which provides and the perpendicular pole of dipole antenna
Change, so that label antenna has a dual polarization characteristic, the antenna pattern of label antenna is close to omnidirectional；
2, the present invention uses the non-equidistantly distributed of folding line, and gain is in 1.8dB or more in frequency band；
3, the present invention is connected using label antenna with label chip mutual coupling, is in a coupled manner radiate energy, label core
Piece ensures safety of the chip in washing process inside dielectric-slab.
Detailed description of the invention
Fig. 1 is tag antenna structure schematic diagram of the invention.
Fig. 2 is label chip schematic diagram of internal structure of the invention.
Fig. 3 is tag antenna structure schematic diagram of the invention.
Fig. 4 is label antenna result figure of the invention.
Fig. 5 is label antenna gain pattern of the invention.
Appended drawing reference are as follows: 1 encapsulated tags chip, 11 label chips, 12 conductive loops, 13 dielectric-slabs, 14 coaxial lines, 2 envelopes
Fill label antenna, 21 label antennas, 22 substrates, 23 coatings, 3 split ring resonators, 4 folding lines, 5 terminals.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment 1:
A kind of novel omnidirectional's washer wrinkle fabric label antenna according to shown in Fig. 1-5, including encapsulated tags chip 1 and encapsulated tags antenna
2, the encapsulated tags chip 1 includes label chip 11, conductive loop 12 and dielectric-slab 13, the label chip 11 and inductive loop
Road 12 is packaged in inside dielectric-slab 13, and the encapsulated tags antenna 2 includes label antenna 21, substrate 22 and coating 23, described
Substrate 22 and coating 23 are successively packaged in outside label antenna 21, and the label antenna 21 includes split ring resonator 3 and connects
It is connected to the folding line 4 of 3 two sides of split ring resonator, the bending line is arranged by the bending of inward at both ends side, and bending part is non-equidistant
Distribution, 21 both ends of label antenna connect terminal 5.
By using the structure that 21 inward at both ends of label antenna is bent, which is provided and the perpendicular pole of dipole antenna
Change, so that label antenna 21 has dual polarization characteristic, the antenna pattern of label antenna 21 is non-by folding line 4 close to omnidirectional
Equidistantly distributed, gain is in 1.8dB or more in frequency band.
Embodiment 2:
A kind of novel omnidirectional's washer wrinkle fabric label antenna according to Fig.2, the label antenna 21 are specially multiply conductive fiber
Strand cable architecture, and diameter is 0.4mm, has stronger flexibility, guarantees that label antenna 21 is resistant to bending；
The substrate 22 and coating 23 are all made of chemical & blended fabric or rubber is made, it is ensured that label antenna 21 is resistant to bending, water-fast
It washes and can ensure that label MRI safe；
The encapsulated tags chip 1 is set to inside split ring resonator 3, and corresponding with opening.
The label antenna 21 is connected with 11 mutual coupling of label chip, the label chip 11 with label antenna 21 is indirect connects
Touching setting, is connected with 11 mutual coupling of label chip using label antenna 21, is in a coupled manner radiate energy, label chip
11 inside dielectric-slab 13, ensures safety of the chip in washing process；
The label chip 11 is set on conductive loop 12, and the conductive loop 12 is set as upper layer and lower layer, and the electricity on upper layer
Sense 12 both ends of loop and 12 both ends of conductive loop of lower layer are connected through coaxial line 14 respectively；
21 both ends of label antenna are connect by the way of capacitive load with terminal 5, i.e. the conductive fiber stranded wire of terminal 5
Number of share of stock increases, and gain can be improved and realize preferable impedance matching.
Embodiment 3:
As different from Example 2, the label antenna 21 is specially multiply conductive fiber strand cable architecture, and diameter is
0.5mm, internal capacity is moderate, and heat dissipation effect is preferable.
Embodiment 4:
As different from Example 2, the label antenna 21 is specially multiply conductive fiber strand cable architecture, and diameter is
0.6mm, internal capacity is big, good heat dissipation effect, but increases material cost.
Working principle of the present invention:
Referring to Figure of description 1-3, in use, the structure bent using 21 inward at both ends of label antenna, the structure provide with it is even
The perpendicular polarization of pole sub-antenna, so that label antenna 21 has dual polarization characteristic, the antenna pattern of label antenna 21 is close
Omnidirectional, by the non-equidistantly distributed of folding line 4, in 1.8dB or more, the result figure of label antenna 21 is shown in for gain in frequency band
Bright book attached drawing 4, label antenna gain patterns are shown in Figure of description 5；
It is connected using label antenna 21 with 11 mutual coupling of label chip, is in a coupled manner radiate energy, label chip 11
Inside dielectric-slab 13, safety of the chip in washing process is ensured.
The several points that should finally illustrate are: firstly, in the description of the present application, it should be noted that unless otherwise prescribed and
It limits, term " installation ", " connected ", " connection " shall be understood in a broad sense, can be mechanical connection or electrical connection, be also possible to two
Connection inside element, can be directly connected, and "upper", "lower", "left", "right" etc. are only used for indicating relative positional relationship, when
The absolute position for being described object changes, then relative positional relationship may change；
Secondly: the present invention discloses in embodiment attached drawing, relates only to the structure being related to the embodiment of the present disclosure, and other structures can
With reference to being commonly designed, under not conflict situations, the same embodiment of the present invention and different embodiments be can be combined with each other；
Last: the foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (7)
1. a kind of novel omnidirectional's washer wrinkle fabric label antenna, including encapsulated tags chip (1) and encapsulated tags antenna (2), feature
Be: the encapsulated tags chip (1) includes label chip (11), conductive loop (12) and dielectric-slab (13), the label core
It is internal that piece (11) and conductive loop (12) are packaged in dielectric-slab (13), the encapsulated tags antenna (2) include label antenna (21),
Substrate (22) and coating (23), the substrate (22) and coating (23) are successively packaged in label antenna (21) outside, described
Label antenna (21) includes split ring resonator (3) and the folding line (4) for being connected to split ring resonator (3) two sides, the bending
Line is arranged by the bending of inward at both ends side, and the non-equidistantly distributed of bending part, and label antenna (21) both ends connect terminal (5).
2. a kind of novel omnidirectional's washer wrinkle fabric label antenna according to claim 1, it is characterised in that: the label antenna
It (21) is specially multiply conductive fiber strand cable architecture, and diameter is 0.5 ± 0.1mm.
3. a kind of novel omnidirectional's washer wrinkle fabric label antenna according to claim 1, it is characterised in that: the encapsulated tags core
It is internal and corresponding with opening that piece (1) is set to split ring resonator (3).
4. a kind of novel omnidirectional's washer wrinkle fabric label antenna according to claim 1, it is characterised in that: the label antenna
(21) it is connected with label chip (11) mutual coupling, the label chip (11) and label antenna (21) non-direct contact are arranged.
5. a kind of novel omnidirectional's washer wrinkle fabric label antenna according to claim 1, it is characterised in that: the substrate (22) and
Coating (23) is all made of chemical & blended fabric or rubber is made.
6. a kind of novel omnidirectional's washer wrinkle fabric label antenna according to claim 1, it is characterised in that: the label chip
(11) it is set on conductive loop (12), the conductive loop (12) is set as upper layer and lower layer, and the conductive loop (12) on upper layer
Both ends and conductive loop (12) both ends of lower layer are connected through coaxial line (14) respectively.
7. a kind of novel omnidirectional's washer wrinkle fabric label antenna according to claim 1, it is characterised in that: the label antenna
(21) both ends are connect by the way of capacitive load with terminal (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910118511.6A CN109919288A (en) | 2019-02-16 | 2019-02-16 | A kind of novel omnidirectional's washer wrinkle fabric label antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910118511.6A CN109919288A (en) | 2019-02-16 | 2019-02-16 | A kind of novel omnidirectional's washer wrinkle fabric label antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109919288A true CN109919288A (en) | 2019-06-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910118511.6A Pending CN109919288A (en) | 2019-02-16 | 2019-02-16 | A kind of novel omnidirectional's washer wrinkle fabric label antenna |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1979950A (en) * | 2005-12-09 | 2007-06-13 | 诠欣股份有限公司 | Mini-size antenna device |
| CN104638356A (en) * | 2015-01-30 | 2015-05-20 | 董健 | Inductive coupling type equally-spaced bending dipole RFID (Radio Frequency Identification) tag antenna |
| CN106650896A (en) * | 2016-12-27 | 2017-05-10 | 深圳市科盛通信技术有限公司 | Clothing electronic tag and manufacturing method thereof |
| CN107392287A (en) * | 2017-07-14 | 2017-11-24 | 杭州思创汇联科技有限公司 | It is a kind of to be used for the UHF RFID label tags and preparation method managed of doing washing |
| BR112018002161A2 (en) * | 2015-10-09 | 2018-09-18 | Bekaert Sa Nv | Antenna for use on an RFID tag |
-
2019
- 2019-02-16 CN CN201910118511.6A patent/CN109919288A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1979950A (en) * | 2005-12-09 | 2007-06-13 | 诠欣股份有限公司 | Mini-size antenna device |
| CN104638356A (en) * | 2015-01-30 | 2015-05-20 | 董健 | Inductive coupling type equally-spaced bending dipole RFID (Radio Frequency Identification) tag antenna |
| BR112018002161A2 (en) * | 2015-10-09 | 2018-09-18 | Bekaert Sa Nv | Antenna for use on an RFID tag |
| CN106650896A (en) * | 2016-12-27 | 2017-05-10 | 深圳市科盛通信技术有限公司 | Clothing electronic tag and manufacturing method thereof |
| CN107392287A (en) * | 2017-07-14 | 2017-11-24 | 杭州思创汇联科技有限公司 | It is a kind of to be used for the UHF RFID label tags and preparation method managed of doing washing |
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Application publication date: 20190621 |