CN206480758U - Antenna - Google Patents
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- CN206480758U CN206480758U CN201720026350.4U CN201720026350U CN206480758U CN 206480758 U CN206480758 U CN 206480758U CN 201720026350 U CN201720026350 U CN 201720026350U CN 206480758 U CN206480758 U CN 206480758U
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- bottom plate
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- 230000002093 peripheral effect Effects 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 5
- 230000008859 change Effects 0.000 claims description 4
- 230000024241 parasitism Effects 0.000 claims 1
- 230000010287 polarization Effects 0.000 description 22
- 230000001788 irregular Effects 0.000 description 4
- 230000005855 radiation Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
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- 239000010959 steel Substances 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
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- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
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Abstract
The utility model discloses a kind of antenna, including：Bottom plate；Outer cover, outer cover is located on bottom plate, and receiving space is limited between outer cover and bottom plate；Radiating dipole, Radiating dipole is located in receiving space, and Radiating dipole includes spaced two radiating doublets, and one end of each radiating doublet is connected on bottom plate；At least one feed tab, feed tab is located between two radiating doublets, and two radiating doublets are of coupled connections by feed tab；Parasitic couplings piece, parasitic couplings piece is located at the side of one of them in two radiating doublets, and one end of parasitic couplings piece is directly connected to or is of coupled connections with bottom plate.According to antenna of the present utility model, parasitic couplings piece is set by the side of one of them in two radiating doublets, low-frequency impedance bandwidth can be expanded, it is ensured that the performance of height double frequency-band is stable.Moreover, by setting the Radiating dipole with two radiating doublets so that antenna can meet the band limits requirement of different operators simultaneously.
Description
Technical field
The utility model is related to communication technical field, more particularly, to a kind of antenna.
Background technology
In existing communication, operator is not quite similar to the index request of single polarization wall aerial, for example, movement requirement
Band limits is 880-960Mhz and 1710-2635Mhz, and the band limits that steel tower company requires be then 806-960Mhz and
1710-2690Mhz.However, in correlation technique, the band limits that single polarization wall aerial can not meet different operators simultaneously will
Ask.Moreover, in terms of size, either China Mobile or steel tower company, to for example indoor orientation list of single polarization wall aerial
The size of polarization wall aerial is required to no more than 280mm × 180mm × 60mm at present, and this indoor orientation single polarization wall hanging
The size of antenna is larger, can take the larger interior space.
Utility model content
The utility model is intended at least solve one of technical problem present in prior art.Therefore, of the present utility model
One purpose is to propose a kind of antenna, has expanded the low-frequency impedance bandwidth of the antenna.
According to antenna of the present utility model, including：Bottom plate；Outer cover, the outer cover is located on the bottom plate, the outer cover
Receiving space is limited between the bottom plate；Radiating dipole, the Radiating dipole is located in the receiving space, described
Radiating dipole includes spaced two radiating doublets, and one end of each radiating doublet is connected on the bottom plate；
At least one feed tab, the feed tab is located between two radiating doublets, and two radiating doublets pass through the feedback
Electric piece is of coupled connections；Parasitic couplings piece, the parasitic couplings piece is located at the side of one of them in two radiating doublets,
One end of the parasitic couplings piece is directly connected to or is of coupled connections with the bottom plate.
According to antenna of the present utility model, parasitic couplings are set by the side of one of them in two radiating doublets
Piece, can expand low-frequency impedance bandwidth, and ensure that the performance of height double frequency-band is stable.Moreover, there are two radiation by setting
The Radiating dipole of oscillator, radiating doublet has height two-band simultaneously, so that antenna such as single polarization wall aerial can
To meet the band limits requirement of different operators simultaneously.
According to some embodiments of the present utility model, each radiating doublet includes：First chassis connection sections, described
One chassis connection sections are connected with the bottom plate；First extension, one end of first extension is connected with first bottom plate
Portion be connected, and first extension the other end be directed away from the bottom plate direction extension；Second extension, described second
Extension is connected with the other end of first extension, and second extension is spaced apart from each other with the bottom plate,
The outer peripheral edge of second extension is shaped as polygon.
Alternatively, two radiating doublets are arranged symmetrically, and the second extension court of two radiating doublets
It is horizontal-extending to direction away from each other.
According to some embodiments of the present utility model, the parasitic couplings piece includes：Second chassis connection sections, described second
Chassis connection sections are connected with the bottom plate；3rd extension, one end and second chassis connection sections of the 3rd extension
Be connected, and the 3rd extension the other end be directed away from the bottom plate direction extension；4th extension, the described 4th prolongs
One end of extending portion is connected with the other end of the 3rd extension, and the other end of the 4th extension is towards described in two
Radiating doublet center, the direction inclination extension along the remote bottom plate.
According to some embodiments of the present utility model, along the length direction of the feed tab, the width of the feed tab is
Change.
According to some embodiments of the present utility model, the antenna further comprises：Loop configuration, the loop configuration connects
It is connected on the inwall relative with the bottom plate of the outer cover, the loop configuration is with the Radiating dipole perpendicular to described
It is spaced apart from each other on the direction of bottom plate.
Alternatively, the loop configuration generally annular plane structure.
Further, male part is additionally provided with the inwall relative with the bottom plate of the outer cover, the male part is located at
The center of the loop configuration, and the outer peripheral edge of the male part is shaped as polygon.
Alternatively, the male part is metal flat structure.
Alternatively, the male part is cross.
Additional aspect and advantage of the present utility model will be set forth in part in the description, partly by from following description
In become obvious, or by it is of the present utility model practice recognize.
Brief description of the drawings
Of the present utility model above-mentioned and/or additional aspect and advantage will from description of the accompanying drawings below to embodiment is combined
Become substantially and be readily appreciated that, wherein：
Fig. 1 is the explosive view of the antenna according to the utility model embodiment；
Fig. 2 is the explosive view of another angle of the antenna according to the utility model embodiment；
Fig. 3 is the front view of the antenna shown in Fig. 2；
Fig. 4 is the left view of the antenna shown in Fig. 3；
Fig. 5 is the stereogram of the feed tab according to the utility model embodiment；
Fig. 6 is the stereogram of another angle of the feed tab according to the utility model embodiment.
Reference：
100：Antenna；
1：Bottom plate；2：Outer cover；
31：Radiating doublet；311：First chassis connection sections；312：First extension；313：Second extension；
4：Feed tab；5：Parasitic couplings piece；
51：Second chassis connection sections；52：3rd extension；53：4th extension；
6：Loop configuration；7：Male part.
Embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element or element with same or like function are represented to same or similar label eventually.Below by ginseng
The embodiment for examining accompanying drawing description is exemplary, is only used for explaining the utility model, and it is not intended that to of the present utility model
Limitation.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer ",
The orientation or position relationship of the instruction such as " axial direction ", " radial direction ", " circumference " are
Described for the ease of description the utility model and simplifying, rather than to indicate or imply that signified device or element must have specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.
In addition, term " first ", " second ", " the 3rd ", " the 4th " are only used for describing purpose, and it is not intended that indicate or
Imply relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, " first ", " second ", " are defined
Three ", one or more this feature can be expressed or be implicitly included to the feature of " the 4th ".In description of the present utility model
In, unless otherwise indicated, " multiple " are meant that two or more.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected to by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
In the utility model, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or it
" under " can directly be contacted including the first and second features, it is not direct contact but logical that can also include the first and second features
The other characterisation contact crossed between them.Moreover, fisrt feature second feature " on ", " top " and " above " include the
One feature is directly over second feature and oblique upper, or is merely representative of fisrt feature level height higher than second feature.First is special
Levy second feature " under ", " lower section " and " below " include fisrt feature directly over second feature and oblique upper, or only
Represent that fisrt feature level height is less than second feature.
The antenna 100 according to the utility model embodiment is described below with reference to Fig. 1-Fig. 6.Antenna 100 can be single polarization
Wall aerial.In the description below the application, illustrated so that antenna 100 is single polarization wall aerial as an example.Certainly, ability
Field technique personnel are appreciated that antenna 100 can also be other kinds of antenna, and are not limited to single polarization wall aerial.
As Figure 1-Figure 4, according to such as single polarization wall aerial, including bottom of antenna 100 of the utility model embodiment
Plate 1, outer cover 2, Radiating dipole, at least one feed tab 4 and parasitic couplings piece 5.
Outer cover 2 is located on bottom plate 1, limits receiving space between outer cover 2 and bottom plate 1, Radiating dipole, at least one
Feed tab 4 and parasitic couplings piece 5 are adapted to mount in receiving space.Wherein, bottom plate 1 can (figure be not for metal flat structure
Show) or metallic non-planar structure (as Figure 1-Figure 4).Specifically, for example, when bottom plate 1 be metallic non-planar structure when,
Bottom plate 1 can be the structure shown in Fig. 1-Fig. 4, and now bottom plate 1 includes the bottom plate body for being formed generally as rectangle and two bottoms
Plate extension, two base plate extensions are connected on two opposite side of bottom plate body and prolonged towards the direction where outer cover 2
Stretch.Correspondingly, the generally side of outer cover 2 is opened wide and hollow rectangular shape, and outer cover 2 coordinates to limit jointly with bottom plate 1
Receiving space for accommodating Radiating dipole, at least one feed tab 4 and parasitic couplings piece 5.Certainly, the periphery of bottom plate 1
Edge can also be the regular polygon of other shapes, or irregular polygon (not shown).Thus, by setting the He of bottom plate 1
Outer cover 2, improves the integration of such as single polarization wall aerial of antenna 100.
Radiating dipole has high and low frequency simultaneously, and Radiating dipole is located in receiving space, and Radiating dipole includes
Mutually it is not connected between spaced two radiating doublets 31, two radiating doublets 31, one end (example of each radiating doublet 31
Such as, the lower end in Fig. 1-Fig. 3) it is connected on bottom plate 1.Radiating doublet 31 is the radiation of such as single polarization wall aerial of antenna 100
Part, with the effect for being oriented to and amplifying electromagnetic wave, for receiving and propagating height frequency band signals, now radiating doublet 31 has simultaneously
There is height two-band.Wherein, each radiating doublet 31 is the body of feed tab 4 of metal material.
Feed tab 4 is located between two radiating doublets 31, and two radiating doublets 31 are of coupled connections by feed tab 4.For example,
As shown in figure 3, one end connection radiating doublet 31 of the coaxial inner conductor to same one end (for example, left end in Fig. 3) of feed tab 4
Feed, and by the connection of feed tab 4 to the radiating doublet 31 of the other end of feed tab 4 (for example, the radiation on right side is shaken in Fig. 3
31) son carries out couple feed.It is understood that the number of feed tab 4 can be one or more, when feed tab 4 is multiple
When, specific arrangement mode of multiple feed tabs 4 etc. can specifically be arranged according to actual requirement, preferably to meet actual requirement.
Parasitic couplings piece 5 is located at the side of one of them in two radiating doublets 31, one end (example of parasitic couplings piece 5
Such as, the lower end in Fig. 1-Fig. 3) it is directly connected to or is of coupled connections with bottom plate 1.Either used between parasitic couplings piece 5 and bottom plate 1
The mode being directly connected to, or by the way of being of coupled connections, its purpose is for realizing the ground connection of parasitic couplings piece 5, with
Low-frequency resonant point is produced, so as to expand low-frequency impedance bandwidth with this (for example, 880-960Mhz can be extended into 806-
960Mhz), while ensure that the performance of height double frequency-band is stable.Here, it is necessary to which explanation, " being directly connected to " can be understood as
Above-mentioned one end of parasitic couplings piece 5 is directly contacted with bottom plate 1, and is connected by way of mechanically connecting (for example, threaded connection etc.)
It is connected into one.Meanwhile, parasitic couplings piece 5 also has the effect of regulation low frequency standing wave, when the length of parasitic couplings piece 5 is longer, stays
Ripple is inclined to low frequency, and length is more short, is inclined to high frequency.
According to the antenna 100 of the utility model embodiment such as single polarization wall aerial, by two radiating doublets 31
In the side of one of them parasitic couplings piece 5 is set, low-frequency impedance bandwidth can be expanded, and ensure the performance of height double frequency-band
It is stable.Moreover, by setting the Radiating dipole with two radiating doublets 31, radiating doublet 31 has height double frequency simultaneously
Section, so that such as single polarization wall aerial of antenna 100 can meet the band limits requirement of different operators simultaneously.
According to some specific embodiments of the present utility model, as shown in Figure 1-Figure 3, each radiating doublet 31 includes：First
Chassis connection sections 311, the first extension 312 and the second extension 313, the first chassis connection sections 311 are connected with bottom plate 1 so that
Radiating doublet 31 is connected firm with bottom plate 1, one end (for example, lower end in Fig. 1-Fig. 3) and the first bottom plate of the first extension 312
Connecting portion 311 is connected, and the other end (for example, upper end in Fig. 1-Fig. 3) of the first extension 312 is directed away from the side of bottom plate 1
To extension, the first extension 312 can be vertical with bottom plate 1, certainly, and the first extension 312 can also be tilted relative to bottom plate 1 and set
Put (not shown).Second extension 313 is connected with the above-mentioned other end of the first extension 312, and the second extension 313 and bottom
Plate 1 is spaced apart from each other, and now the second extension 313 is not contacted with bottom plate 1.Wherein, the outer peripheral edge of the second extension 313 is shaped as
Polygon, can be regular polygon, or irregular polygon, because edge of the electric current along radiating doublet 31 point
Cloth, polygonal second extension 313 can farthest increase current length, so as to expand bandwidth, and reduce radiation and shake
The size of son 31, so as to reduce the size of such as single polarization wall aerial of antenna 100.
Alternatively, as depicted in figs. 1 and 2, two radiating doublets 31 are arranged symmetrically, and two radiating doublets 31 second prolong
It is horizontal-extending that extending portion 313 is directed away from mutual direction, now each radiating doublet 31 generally inverted l-shaped structure, radiating doublet
31 can be formed by a block piece body bending.It is understood that two radiating doublets 31 can be (not shown with mal-distribution
Go out).
According to some specific embodiments of the present utility model, reference picture 1- Fig. 3, parasitic couplings piece 5 includes：Second bottom plate connects
Socket part 51, the 3rd extension 52 and the 4th extension 53, the second chassis connection sections 51 are connected with bottom plate 1 so that parasitic couplings piece 5
It is connected firm with bottom plate 1, one end (for example, lower end in Fig. 1-Fig. 3) and the phase of the second chassis connection sections 51 of the 3rd extension 52
Even, and the 3rd extension 52 the other end (for example, upper end in Fig. 1-Fig. 3) be directed away from bottom plate 1 direction extension, the 3rd prolongs
Extending portion 52 can be vertical with bottom plate 1, certainly, and the 3rd extension 52 can also be obliquely installed (not shown) relative to bottom plate 1.The
One end of four extensions 53 is connected with the above-mentioned other end of the 3rd extension 52, the other end two spokes of direction of the 4th extension 53
Penetrate the center of oscillator 31, tilt extension along the direction away from bottom plate 1.Thus, it is possible to be further ensured that the performance of height double frequency-band is steady
The performance of fixed and wide-band, and further expand low-frequency impedance bandwidth.Specifically, parasitic couplings piece 5 passes through parasitic capacitance electricity
Sense produces resonance, and bandwidth can be expanded when resonant frequency is located near centre frequency.Parasitic couplings piece 5 is in addition to bottom plate 1
It is connectionless with miscellaneous part (as outer cover 2, Radiating dipole, feed tab 4) wirelessly such as single polarization wall aerial.It is optional
Ground, parasitic couplings piece 5 can be formed by a block piece body bending.
Wherein, parasitic couplings piece 5 can be metal flat or nonplanar structure, and outer peripheral edge is regular or irregular polygon
Shape.
According to some embodiments of the present utility model, along the length direction of feed tab 4, the width of feed tab 4 is change.
For example, as shown in Figure 5 and Figure 6, feed tab 4 can generally inverted L-shaped, feed tab 4 can present by the different multiple rectangles of width
Electric piece 4 is connected in sequence.Thus, by the change of the different in width in feed tab 4, such as single polarization wall hanging day of antenna 100
Line can realize the conversion of impedance, so as to expand bandwidth.
According to further embodiment of the present utility model, as depicted in figs. 1 and 2, antenna 100 further comprises：Ring junction
Structure 6, loop configuration 6 is connected on the inwall relative with bottom plate 1 of outer cover 2, and loop configuration 6 is with Radiating dipole the bottom of perpendicular to
It is spaced apart from each other on the direction of plate 1.Thus, by setting loop configuration 6, the wave beam of antenna 100 can be drawn in, for example, antenna 100
Beam angle low frequency is 90 ° ± 5 °, and high frequency is 75 ° ± 15 °, while gain can be improved, it is ensured that the gain effect of height double frequency,
For example, gain low frequency is >=6dBi, high frequency is >=8dBi.Loop configuration 6 in addition to outer cover 2 with wirelessly such as single polarization wall hanging
The miscellaneous part (such as outer cover 2, Radiating dipole, feed tab 4, parasitic couplings piece 5) of antenna is connectionless.
Alternatively, the generally annular plane structure, but not limited to this of loop configuration 6.
Further, male part 7 is additionally provided with the inwall relative with bottom plate 1 of outer cover 2, male part 7 is located at loop configuration 6
Center, and the outer peripheral edge of male part 7 is shaped as polygon.Thus, by setting male part 7, male part 7 can be radio-frequency head
The impedance matching divided provides new resonance point, optimizes high frequency standing wave.Male part 7 in addition to outer cover 2 with wirelessly such as single polarization
The miscellaneous part (such as outer cover 2, Radiating dipole, feed tab 4, parasitic couplings piece 5) of wall aerial is connectionless.
Alternatively, male part 7 is metal flat structure.Wherein, the outer peripheral edge of male part 7 is regular polygon (for example, ten
Font etc.) or irregular polygon.
By test, according to the radiating doublet 31 of the antenna 100 of the utility model embodiment such as single polarization wall aerial
High frequency performance preferably, and in the similar antenna 100 of identical size, frequency range is most wide, best performance.
According to the antenna 100 of the utility model embodiment such as single polarization wall aerial, different operators can be met
It is required that, small size, high gain and directional diagram is excellent, it is possible to reduce the unnecessary wasting of resources.
According to the antenna 100 of the utility model embodiment such as single polarization wall aerial other constitute and operate for
All it is known for those of ordinary skill in the art, is not detailed herein.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means to combine specific features, the knot that the embodiment or example are described
Structure, material or feature are contained at least one embodiment of the present utility model or example.In this manual, to above-mentioned art
The schematic representation of language is not necessarily referring to identical embodiment or example.Moreover, description specific features, structure, material or
Person's feature can in an appropriate manner be combined in any one or more embodiments or example.
While there has been shown and described that embodiment of the present utility model, it will be understood by those skilled in the art that：
These embodiments can be carried out with a variety of changes, modification in the case where not departing from principle of the present utility model and objective, replaced
And modification, scope of the present utility model limits by claim and its equivalent.
Claims (10)
1. a kind of antenna, it is characterised in that including：
Bottom plate；
Outer cover, the outer cover is located on the bottom plate, and receiving space is limited between the outer cover and the bottom plate；
Radiating dipole, the Radiating dipole is located in the receiving space, and the Radiating dipole includes spaced
Two radiating doublets, one end of each radiating doublet is connected on the bottom plate；
At least one feed tab, the feed tab is located between two radiating doublets, and two radiating doublets pass through institute
Feed tab is stated to be of coupled connections；
Parasitic couplings piece, the parasitic couplings piece is located at the side of one of them in two radiating doublets, the parasitism
One end of coupling piece is directly connected to or is of coupled connections with the bottom plate.
2. antenna according to claim 1, it is characterised in that each radiating doublet includes：
First chassis connection sections, first chassis connection sections are connected with the bottom plate；
First extension, one end of first extension is connected with first chassis connection sections, and first extension
The other end be directed away from the bottom plate direction extension；
Second extension, second extension is connected with the other end of first extension, and second extension
Portion is spaced apart from each other with the bottom plate, and the outer peripheral edge of second extension is shaped as polygon.
3. antenna according to claim 2, it is characterised in that two radiating doublets are arranged symmetrically, and described in two
It is horizontal-extending that second extension of radiating doublet is directed away from mutual direction.
4. antenna according to claim 1, it is characterised in that the parasitic couplings piece includes：
Second chassis connection sections, second chassis connection sections are connected with the bottom plate；
3rd extension, one end of the 3rd extension is connected with second chassis connection sections, and the 3rd extension
The other end be directed away from the bottom plate direction extension；
4th extension, one end of the 4th extension is connected with the other end of the 3rd extension, and the described 4th
Two radiating doublet centers of other end direction of extension, the direction inclination extension along the remote bottom plate.
5. antenna according to claim 1, it is characterised in that along the length direction of the feed tab, the feed tab
Width is change.
6. the antenna according to any one of claim 1-5, it is characterised in that further comprise：
Loop configuration, the loop configuration is connected on the inwall relative with the bottom plate of the outer cover, the loop configuration
It is spaced apart from each other with the Radiating dipole on the direction perpendicular to the bottom plate.
7. antenna according to claim 6, it is characterised in that the loop configuration generally annular plane structure.
8. antenna according to claim 6, it is characterised in that also set on the inwall relative with the bottom plate of the outer cover
There is male part, the male part is located at the center of the loop configuration, and the outer peripheral edge of the male part is shaped as polygon.
9. antenna according to claim 8, it is characterised in that the male part is metal flat structure.
10. antenna according to claim 8, it is characterised in that the male part is cross.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720026350.4U CN206480758U (en) | 2017-01-10 | 2017-01-10 | Antenna |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720026350.4U CN206480758U (en) | 2017-01-10 | 2017-01-10 | Antenna |
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| Publication Number | Publication Date |
|---|---|
| CN206480758U true CN206480758U (en) | 2017-09-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720026350.4U Expired - Fee Related CN206480758U (en) | 2017-01-10 | 2017-01-10 | Antenna |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106654537A (en) * | 2017-01-10 | 2017-05-10 | 江苏省东方世纪网络信息有限公司 | Antenna |
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2017
- 2017-01-10 CN CN201720026350.4U patent/CN206480758U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106654537A (en) * | 2017-01-10 | 2017-05-10 | 江苏省东方世纪网络信息有限公司 | Antenna |
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Granted publication date: 20170908 |