CN209088065U - A kind of RFID washing mark label antenna and RFID wash mark label - Google Patents
A kind of RFID washing mark label antenna and RFID wash mark label Download PDFInfo
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- CN209088065U CN209088065U CN201822197181.8U CN201822197181U CN209088065U CN 209088065 U CN209088065 U CN 209088065U CN 201822197181 U CN201822197181 U CN 201822197181U CN 209088065 U CN209088065 U CN 209088065U
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- radiating surface
- label antenna
- antenna
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Abstract
The utility model discloses a kind of RFID washing mark label antennas and RFID to wash mark label, and label antenna includes asymmetric radiation face and the bending oscillator connecting with asymmetric radiation face；Asymmetric radiation face includes the first radiating surface and the second radiating surface, and the first radiating surface and the second radiating surface are respectively arranged at the both ends of label antenna；A length of 11mm-16mm of first radiating surface, width 1mm-3mm；A length of 11mm-16mm of second radiating surface, width 1mm-5mm；Wherein, the long side of the first radiating surface and the long side of the second radiating surface refer both to the side parallel with the broadside of label antenna.By adjusting the size in asymmetric radiation face, the gain for increasing label antenna and sensitivity are realized, the size of label antenna is reduced and reduces the technical effect of label manufacturing cost.
Description
Technical field
The utility model embodiment be related to information technology field more particularly to a kind of RFID washing mark label antenna and
RFID washes mark label.
Background technique
RFID (Radio Frequency Identification, radio frequency identification) technology, also known as RFID electronic label, nothing
Line Radio Frequency Identification Technology is that one kind can identify specific objective and reading and writing related data by radio signal, and be not necessarily to identification
System and specific objective have the technology of mechanical or optical contact.Common passive RFID has low frequency (125k~134.2K), high frequency
(13.56Mhz), three kinds of situations of hyperfrequency (860-960MHz).Radio frequency recognizing electronic label include load information chip and
The antenna of transceiving electromagnetic wave signal, the signal that antenna receives are used to support the work of chip.If label is attached to certain object
Body, and the relevant information of the object is stored, the identification to the object can be realized by reading the data in label.Currently,
Radio frequency recognizing electronic label has been widely used for logistics management, retail management, taking care of books, asset management, personal identification
Equal fields.
In most applications, being intended to RFID label antenna can be realized stable remote reading, but actually
Stability of the RFID antenna when being read at a distance is not good enough, is easy to produce deviation, and RFID antenna is vulnerable to environment
It influences.And in label production process, the utilization rate of RFID antenna substrate often requires that the higher the better, to save label production
Cost, therefore it is required that RFID antenna compact dimensions.Important component of the RFID antenna as RFID label tag, its performance is by pole
The efficiency and quality of the big entire RFID label tag of influence.And the principal element for influencing RFID antenna performance include antenna size,
Working frequency range, impedance and gain etc..General common RFID antenna is frequently with bending line style dipole form, convenient for reduction antenna
Size and antenna processing.
RFID label tag is used on clothes, can be used that RFID reader is non-contacting, scanning clothes of batch, quick and precisely
Identification clothes, can be saved in logistics checking link a large amount of artificial, greatly improve efficiency, be also convenient for shop real time inventory clothes
Inventory is filled, sales situation is counted；It can be also used for preventing clothes stolen.
Utility model content
The utility model provides a kind of RFID washing mark label antenna and RFID washing mark label, to realize increase antenna
Gain and sensitivity, reduce antenna size and reduce label manufacturing cost technical effect.
A kind of RFID washing mark label antenna is provided according to the utility model embodiment, the label antenna includes non-right
The bending oscillator for claiming radiating surface and being connect with the asymmetric radiation face；The asymmetric radiation face include the first radiating surface and
Second radiating surface, the first radiating surface and the second radiating surface are respectively arranged at the both ends of the label antenna；First radiation
A length of 11mm-16mm in face, width 1mm-3mm；A length of 11mm-16mm of second radiating surface, width 1mm-5mm；Wherein,
The long side of first radiating surface and the long side of second radiating surface refer both to parallel with the broadside of the label antenna
Side.
Further, the width ratio of first radiating surface and second radiating surface is 1:1.6.
Further, a length of 48mm-53mm of the label antenna, width 11mm-16mm；The label antenna further includes
With the electric feedback ring that is electrically connected of bending oscillator, wherein a length of 8mm-10mm of the electric feedback ring, width 8mm-10mm, it is described
Bend a length of 17mm-22mm, width 11mm-16mm of oscillator.
Further, the electric feedback ring is rectangle electric feedback ring, and the length-width ratio of the rectangle electric feedback ring is 4:3.
Further, the bending oscillator includes the first bending oscillator and the second bending oscillator, the first bending oscillator
Both ends connect respectively with first radiating surface and the electric feedback ring, it is described second bending oscillator both ends respectively with it is described
Second radiating surface and electric feedback ring connection；The first bending oscillator and the second bending oscillator are wavy, and described first
It bends oscillator and the second bending oscillator is symmetrical arranged.
Further, the first bending oscillator and the second bending oscillator include multiple U-shaped portions, for adjacent two
A U-shaped portion, the head end of the latter U-shaped portion are connected with the tail end of the previous U-shaped portion.
Further, the material of the label antenna is aluminium foil.
A kind of RFID washing mark label is additionally provided according to the utility model embodiment, the label includes described above
RFID washes mark label antenna, further includes: antenna substrate and chip；The label antenna is arranged on the antenna substrate；
The chip is set to side of the label antenna far from the antenna substrate.
Further, the chip is set at the rectangle electric feedback ring of the label antenna, passes through anisotropy conductiving glue
It fits with the label antenna.
Further, the label is set in woven label.
The utility model discloses a kind of RFID washing mark label antennas and RFID to wash mark label, and label antenna includes
Asymmetric radiation face and the bending oscillator being connect with asymmetric radiation face；Asymmetric radiation face includes the first radiating surface and second
Radiating surface, the first radiating surface and the second radiating surface are respectively arranged at the both ends of label antenna；A length of 11mm- of first radiating surface
16mm, width 1mm-3mm；A length of 11mm-16mm of second radiating surface, width 1mm-5mm；Wherein, the long side of the first radiating surface
And second the long side of radiating surface refer both to the side parallel with the broadside of label antenna.By adjusting the ruler in asymmetric radiation face
It is very little, the gain for increasing label antenna and sensitivity are realized, reduces the size of label antenna and reduces label manufacturing cost
Technical effect.
Detailed description of the invention
Fig. 1 is a kind of top view of RFID washing mark label antenna provided by the embodiment of the utility model；
Fig. 2 is the scale diagrams of label antenna provided by the embodiment of the utility model；
Fig. 3 is a kind of structure chart of RFID washing mark label provided by the embodiment of the utility model.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples.It is understood that herein
Described specific embodiment is used only for explaining the utility model, rather than the restriction to the utility model.It further needs exist for
It is bright, part relevant to the utility model is illustrated only for ease of description, in attached drawing rather than entire infrastructure.
Embodiment one:
Fig. 1 is a kind of top view of RFID washing mark label antenna provided by the embodiment of the utility model.Fig. 2 is that this is practical
The scale diagrams for the label antenna that new embodiment provides.As shown in Figure 1, RFID washing mark label antenna includes asymmetric
Radiating surface 100 and the bending oscillator 200 being connect with asymmetric radiation face 100.Specifically, asymmetric radiation face 100 includes first
Radiating surface 101 and the second radiating surface 102, the first radiating surface 101 and the second radiating surface 102 are respectively arranged at label antenna
Both ends.As shown in Fig. 2, the long L1 of the first radiating surface 101 is 11mm-16mm, wide W1 is 1mm-3mm；The length of second radiating surface 102
L2 is 11mm-16mm, and wide W2 is 1mm-5mm；Wherein, the long side of the first radiating surface 101 and the long side of the second radiating surface 102 are equal
Refer to the side parallel with the broadside of label antenna.
The utility model proposes label antenna be a kind of novel RFID washing mark label antenna, label antenna includes non-right
Claim radiating surface and the bending oscillator that connect with asymmetric radiation face, wherein asymmetric radiation face includes the first radiating surface and the
Two radiating surfaces.By setting unsymmetric structure radiation area for the first radiating surface and the second radiating surface, and the first radiating surface
Width is set as 1mm-3mm, and the width of the second radiating surface is set as 1mm-5mm, increases the size of radiating surface in a certain range,
The gain and sensitivity that increase label antenna are effectively achieved the effect that；And rectangle idol is set by the bending oscillator of label antenna
The bending oscillator of pole minor reduces the size of label antenna, reduces label antenna by bending the multiple bending of oscillator
Length, to reach the size for reducing label antenna and reduce the technical effect of label manufacturing cost.
Optionally, the width ratio of the first radiating surface 101 and the second radiating surface 102 is 1:1.6.
Specifically, the unsymmetric structure by the width of the first radiating surface 101 and the second radiating surface 102 than being set as 1:1.6,
The gain that label antenna can not only be effectively improved also enhances the stability that label antenna is read at a distance.
Optionally, as shown in Fig. 2, the long L3 of label antenna is 48mm-53mm, wide W3 is 11mm-16mm；Label antenna is also
Including the electric feedback ring 300 being electrically connected with bending oscillator 200, wherein the long L4 of electric feedback ring 300 is 8mm-10mm, and wide W4 is 8mm-
10mm, the long L5 of bending oscillator 200 are 17mm-22mm, and wide W5 is 11mm-16mm.
Optionally, as shown in Fig. 2, 300 electric feedback rings are rectangle electric feedback ring, the length-width ratio of rectangle electric feedback ring 300 is 4:3.
It should be noted that the long side of rectangle electric feedback ring 300 refers to the side parallel with the broadside of label antenna, rectangle
The broadside of electric feedback ring 300 refers to the side parallel with the long side of label antenna.As depicted in figs. 1 and 2, rectangle electric feedback ring 300
Broadside on be pasted with chip 303, a complete RFID washing mark label is total to by label antenna, chip and antenna substrate
With what is constituted.
Specifically, the impedance bandwidth and resonance frequency of label antenna are by the first radiating surface 101 and the second radiating surface 102
Size, bend oscillator 200 size and bending oscillator 200 between gap size codetermine.Label antenna two
The radiation area at end is designed as asymmetric, wants according to the difference of the dielectric constant of different dress materials, and to tag read distance
Ask different, it is different can to effectively increase label antenna matching for the size of adjustment radiation area appropriate and the size for bending booklet
The flexibility of dress material design.
In addition, can achieve extension tag aerial band by the size of the radiating surface appropriate for increasing label antenna both ends
Effect that is wide and improving label antenna gain, so that label antenna can be realized farther communication distance.
Optionally, as depicted in figs. 1 and 2, bending oscillator 200 includes the first bending oscillator 201 and the second bending oscillator
202, the both ends of the first bending oscillator 201 are connect with the first radiating surface 101 and electric feedback ring 300 respectively, the second bending oscillator 202
Both ends connect respectively with the second radiating surface 102 and electric feedback ring 300；First bending oscillator 201 and the second bending oscillator 202 are in
Waveform, the first bending oscillator 201 and the second bending oscillator 202 are symmetrical arranged.
Optionally, as depicted in figs. 1 and 2, the first bending oscillator 201 and the second bending oscillator 202 include multiple U-shaped
Portion, for two neighboring U-shaped portion, the head end of latter U-shaped portion is connected with the tail end of previous U-shaped portion.
Specifically, the bending oscillator 200 that label antenna uses is rectangular bent oscillator, and bending oscillator 200 is using left and right pair
The eight U-shaped portions design claimed, and the head end of latter U-shaped portion is connected with the tail end of previous U-shaped portion, not only can increase label
The resonance point number of antenna can also obtain preferable resonance sensitivity in larger frequency range, so that being with provided by the present application
The RFID washing mark label of RFID washing mark label antenna adapts to the complex environment of multi-tag, high dielectric constant dress material etc..
In the utility model embodiment, label antenna uses rectangle electric feedback ring, rectangular bent oscillator and asymmetric spoke
The design that the face of penetrating is connected can make label antenna have broadband by adjusting the size of bending oscillator and asymmetric radiation area
Change, the characteristic of high-gain, and label antenna is made to have the advantages that the dress material of energy Rapid matching differing dielectric constant.
Optionally, the material of label antenna is aluminium foil.
Specifically, the common material of label antenna is aluminium foil, and aluminium foil is covered on antenna substrate by using adhesive,
And it dries, then the figure for carving label antenna is burnt on aluminium foil by laser engraving machine, and will be other than the figure of label antenna
Aluminium foil removes, and remaining slight residual aluminium foil uses the complete burn off of laser engraving machine, so far, the label antenna of an aluminium foil
It completes.
In the present invention, the performance of label antenna is good, standing-wave ratio is small, return loss is low and high gain, in superelevation
Frequently, i.e., in the frequency range of 860-960MHz, especially the frequency usage of 915MHz or so when performance it is higher.
Mark label antenna is washed using RFID provided by the present application, it is curved to have the advantage that (1) the application uses rectangle
Oscillator and asymmetric radiation face are rolled over, by adjusting the size of each radiating surface, the bending size of rectangular bent oscillator and bending
Angle etc. has achieved the purpose that the resonance frequency and resonant bandwidth that adjust label antenna, in the clothing of matching differing dielectric constant
When object plane material, the tag antenna design time can simplify, improve the design accuracy rate of label antenna.(2) the application uses square
Shape bends the rectangle electric feedback ring of oscillator, asymmetric radiation face and 4:3 dimensional structure, not only extends the bandwidth of label antenna,
Also increase the gain and sensitivity of label antenna.(3) the application is by by the bending oscillator of the label antenna of rectangle dipole minor
It is repeatedly bent, reduces the size of label antenna, reduces the length of label antenna, realize compact, broadband, high
The design of the label antenna of gain has reached and label antenna is carried out Miniaturization Design on the basis of guaranteeing label antenna performance
Purpose, to save the manufacturing cost of label antenna and the manufacturing cost of label.
A kind of RFID washing mark label is additionally provided according to the utility model embodiment, as shown in figure 3, Fig. 3 is that this is practical
A kind of structure chart for RFID washing mark label that new embodiment provides, which includes RFID water provided by above-described embodiment
Wash mark label antenna 301, further includes: antenna substrate 302 and chip 303；Label antenna 301 is arranged on antenna substrate 302；
Chip 303 is set to side of the label antenna 301 far from antenna substrate 302.
Optionally, chip 303 is set at the rectangle electric feedback ring of label antenna 301, passes through anisotropy conductiving glue and mark
Label antenna 301 fits.
Specifically, the merchandise news that corresponding clothing is carried in chip 303, by anisotropy conductiving glue by chip 303
On being mounted at the rectangle electric feedback ring of label antenna 301, and the anisotropy conductiving glue that is heating and curing, RFID washes mark label at this time
With external ability to communicate, so that it may play mark action to the relevant information of clothing.
Optionally, label is set in woven label 304.
Specifically, woven label is to be woven in cloth mark above clothing, including text, letter, LOGO pattern, and RFID is washed
Mark label is set in woven label 304, and woven label 304 is set on clothing, and RFID washing mark label is just provided with mark clothing
Relevant information effect.
By using RFID provided by the present application wash mark label, on the basis of guaranteeing tag performance by label antenna into
Row Miniaturization Design, to reduce the size of label, having reached not only can guarantee tag performance, but save the manufacture of label at
This purpose has practicability and replicability.
In the description of the utility model embodiment unless specifically defined or limited otherwise, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in utility model.
Finally it should be noted that above are only the preferred embodiment and institute's application technology principle of the utility model.This field
Technical staff for a person skilled in the art can it will be appreciated that the utility model is not limited to specific embodiment described here
Various apparent variations are carried out, readjusts and substitutes without departing from the protection scope of the utility model.Therefore, although passing through
Above embodiments are described in further detail the utility model, but the utility model is not limited only to the above implementation
Example can also include more other equivalent embodiments in the case where not departing from the utility model design, and the utility model
Range is determined by the scope of the appended claims.
Claims (10)
1. a kind of RFID washes mark label antenna, which is characterized in that the label antenna include asymmetric radiation face and with it is described
The bending oscillator of asymmetric radiation face connection；
The asymmetric radiation face includes the first radiating surface and the second radiating surface, and the first radiating surface and the second radiating surface are distinguished
It is set to the both ends of the label antenna；
A length of 11mm-16mm of first radiating surface, width 1mm-3mm；A length of 11mm-16mm of second radiating surface,
Width is 1mm-5mm；Wherein, the long side of first radiating surface and the long side of second radiating surface refer both to and the label day
The parallel side of the broadside of line.
2. label antenna according to claim 1, which is characterized in that first radiating surface and second radiating surface
Width ratio is 1:1.6.
3. label antenna according to claim 1, which is characterized in that a length of 48mm-53mm of the label antenna, width are
11mm-16mm；The label antenna further includes the electric feedback ring being electrically connected with the bending oscillator, wherein the length of the electric feedback ring
For 8mm-10mm, width 8mm-10mm, a length of 17mm-22mm, width 11mm-16mm of the bending oscillator.
4. label antenna according to claim 3, which is characterized in that the electric feedback ring is rectangle electric feedback ring, the rectangle
The length-width ratio of electric feedback ring is 4:3.
5. label antenna according to claim 3, which is characterized in that the bending oscillator includes the first bending oscillator and the
The both ends of two bending oscillators, the first bending oscillator are connect with first radiating surface and the electric feedback ring respectively, described
The both ends of second bending oscillator are connect with second radiating surface and the electric feedback ring respectively；The first bending oscillator and the
Two bending oscillators are wavy, and the first bending oscillator and the second bending oscillator are symmetrical arranged.
6. label antenna according to claim 5, which is characterized in that the first bending oscillator and the second bending vibration
Son includes multiple U-shaped portions, for the two neighboring U-shaped portion, the head end of the latter U-shaped portion and the previous U-shaped portion
Tail end is connected.
7. label antenna according to claim 1, which is characterized in that the material of the label antenna is aluminium foil.
8. a kind of RFID washes mark label, which is characterized in that the label includes that the claims 1 to 7 are described in any item
RFID washes mark label antenna, further includes: antenna substrate and chip；
The label antenna is arranged on the antenna substrate；
The chip is set to side of the label antenna far from the antenna substrate.
9. label according to claim 8, which is characterized in that the chip is set to the rectangle feed of the label antenna
At ring, fitted by anisotropy conductiving glue and the label antenna.
10. label according to claim 8, which is characterized in that the label is set in woven label.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822197181.8U CN209088065U (en) | 2018-12-26 | 2018-12-26 | A kind of RFID washing mark label antenna and RFID wash mark label |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822197181.8U CN209088065U (en) | 2018-12-26 | 2018-12-26 | A kind of RFID washing mark label antenna and RFID wash mark label |
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| Publication Number | Publication Date |
|---|---|
| CN209088065U true CN209088065U (en) | 2019-07-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822197181.8U Active CN209088065U (en) | 2018-12-26 | 2018-12-26 | A kind of RFID washing mark label antenna and RFID wash mark label |
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| CN (1) | CN209088065U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111211399A (en) * | 2020-03-04 | 2020-05-29 | 电子科技大学 | Metal-resistant ultrahigh frequency electronic tag antenna conformal to petroleum pipe sleeve wall |
-
2018
- 2018-12-26 CN CN201822197181.8U patent/CN209088065U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111211399A (en) * | 2020-03-04 | 2020-05-29 | 电子科技大学 | Metal-resistant ultrahigh frequency electronic tag antenna conformal to petroleum pipe sleeve wall |
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