CN206893794U - A kind of small multi-frequency broadband crush bushings antenna for mobile communication - Google Patents
A kind of small multi-frequency broadband crush bushings antenna for mobile communication Download PDFInfo
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- CN206893794U CN206893794U CN201720484627.8U CN201720484627U CN206893794U CN 206893794 U CN206893794 U CN 206893794U CN 201720484627 U CN201720484627 U CN 201720484627U CN 206893794 U CN206893794 U CN 206893794U
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Abstract
A kind of small multi-frequency broadband crush bushings antenna for mobile communication is the utility model is related to, the tube-in-tube structure of existing sleeve antenna is reduced to be uniformly arranged on some cylinders on bottom plate, the matching of antenna feed impedance is realized by bottom-loaded metal column.Such design, while keeping with conventional sleeve antenna identical radiation characteristic, greatly reduce the difficulty of processing of antenna.Root is in addition, crush bushings antenna also add spiralization conductor structure, as the electric size corresponding to providing helical structure to Antenna Operation frequency range, the overall physical length of shortening crush bushings antenna.The utility model, the high frequency radiation structure that can be coupled with crush bushings structure is still further provides, and crush bushings respective outer side edges, can effectively expand the radiation bandwidth of antenna.Crush bushings antenna provided by the utility model, symmetrical configuration, it is succinct, be easy to Product processing to realize, be easily installed, and can effectively lift the mechanical strength of antenna in itself.
Description
Technical field
It the utility model is related to wireless communication hardware design field, more particularly to a kind of multiple frequency broad band sleeve antenna.
Background technology
With the fast development of wireless communication system, original traditional narrow-band antenna can not meet the wireless of continuous development
The demand of communication system.Meanwhile in order to reduce the interference between antenna, it is necessary to reduce antenna amount as far as possible as far as possible.Therefore, use
In, multiple communication stations usually require to be used in conjunction with less antenna even to share same common antenna.This also requires present institute
The antenna of development, can be as more as possible while ensureing that communication efficiency is high, match, the performance requirements such as small, small volume are lost
Ground covers sufficiently wide frequency range.Present Research and modern wireless communication systems in view of existing antenna are proposed each to antenna
Kind demand, broad-band antenna simple in construction are increasingly becoming an important topic in antenna research.
The wideband omnidirectional wire antenna being widely used at present is mainly broadband sleeve antenna.Broadband sleeve antenna has bandwidth
Wide, the characteristics of power capacity is big.But because tube-in-tube structure is complicated, parameter is more, it is difficult at the same take into account good matching properties with
Frequency bandwidth.And during actual fabrication antenna, the physical dimension of antenna also needs to be subject to processing the limitation of condition, thus right
The bandwidth of operation of antenna causes a certain degree of restriction.
Based on the deficiencies of existing sleeve antenna is complicated, parameter regulation is difficult, processing is limited, the utility model proposes one
Kind crush bushings antenna structure.The antenna, simple in construction, easy to process, broadband, miniaturization, both with theoretical research value,
And can fills up the blank of current mobile platform application well, has very big Practical significance
The content of the invention
In order to solve the shortcomings of the prior art, the purpose of this utility model is to provide a kind of crush bushings antenna,
And its corresponding parameter adjusting method.
First, to achieve the above object, propose a kind of crush bushings antenna, including bottom-loaded conductor pin, conductive soleplate,
Inner antenna conductor pin, the crush bushings antenna is using the crush bushings conductor pin for being uniformly arranged on the conductive soleplate outer rim
Array replaces the tube-in-tube structure of conventional sleeve antenna；
The crush bushings antenna forms the bottom-loaded conductor pin by a conductor pin through the conductive soleplate
With the inner antenna conductor pin：Described antenna inner wire post can regard the extension of the bottom-loaded conductor pin as, two
Person is integrated, and the part that the conductor pin is connected with the conductive soleplate forms power feed inputs mouth；With the power feed inputs
Mouth is boundary, and the conductor pin close to feed end forms the bottom-loaded conductor pin, and the conductor pin close to spoke side forms the day
Line inner conductor post；
The crush bushings conductor pin array includes at least 1 sleeve conductor post, the direction of the sleeve conductor post and institute
State that inner antenna conductor pin is in the same direction, the length of the sleeve conductor post determines according to tube-in-tube structure equivalent capacitance value, i.e. according to institute
The requirement of crush bushings aerial radiation frequency range impedance matching is stated, with reference to the area of the conductive soleplate of selection, is imitated by software
The length of the exact fixed sleeve conductor post.
Further, in above-mentioned crush bushings antenna, in addition to spiral conductor post, the spiral conductor post are uniform helical pitch
Spring shaped conductors (design to simplify, are easy to processing to realize, the spiral conductor post can also use varying pitch)；The spiral
Conductor pin is socketed on the spoke side of the inner antenna conductor pin, and the spiral conductor post is whole with the inner antenna conductor pin
Body electrical length adds up to 1/4 low frequency radiation wavelength (i.e. the 1/4 of fundamental radiation wavelength).From the spiral conductor post of pitch change
When, it is necessary to simultaneously it is relative with pitch to screw diameter adjustment, make its equivalent electrical length after stretching meet aerial radiation wavelength will
Ask.
Specifically, in above-mentioned crush bushings antenna, spiral conductor post is by being sticked in the crush bushings conductor pin battle array
First insulating fixing structure of row spoke side is fixed：The external structure of first insulating fixing structure is led with the crush bushings
The spoke side of scapus array is matched and closely engaged, and the inside of first insulating fixing structure is provided with along the spiral conductor post
Installation direction and the through-hole structure to match with the spiral conductor post shapes, the coupled end of the spiral conductor post pass through described
Through-hole structure is fixed on the spoke side of the inner antenna conductor pin.It should be understood by those skilled in the art that：Feedback described here
Electric end is the direction away from the conductive soleplate using the bottom-loaded conductor pin as reference；Described spoke side is with described
Inner antenna conductor pin is reference, the direction away from the conductive soleplate.
Further, in above-mentioned crush bushings antenna, in addition to coupling radiation conductor.The coupling radiation conductor is to be arranged at
Metal cylinder on the spoke side extended line of the inner antenna conductor pin, the length of the coupling radiation conductor is 1/4 high frequency
Radiation wavelength.
To ensure radiation characteristic, and ensure the stabilization of antenna structure mechanicals, coupling radiation conductor is by being arranged at the spiral shell
The second insulating fixing structure in rotation conductor pin is fixed.The external structure of second insulating fixing structure and the spiral conductor
The inner side matching of post (5), second insulating fixing structure are socketed in the spiral conductor post, the second insulation fixed knot
The inside of structure be provided with along inner antenna conductor pin radiation direction and with the perforation knot for coupling radiation conductor size and matching
Structure, the coupling radiation conductor run through the perforation structure, fixed by the perforation structure.
Further to ensure that the mechanical structure of above-mentioned crush bushings antenna is stable, the crush bushings conductor pin array
Spoke side also includes horizontal fix bar, and the horizontal fix bar is perpendicular to radiation direction (the i.e. day of the inner antenna conductor pin
The axial direction of line), the horizontal fix bar sleeve conductor post adjacent with the crush bushings conductor pin array is fixedly connected.
Secondly, to achieve the above object, it is also proposed that a kind of design method for above-mentioned crush bushings antenna, step bag
Include：
According to polarization parameter, the number of the crush bushings antenna middle sleeve conductor pin is determined；
Determine that the inner antenna conductor pin and the bottom-loaded are led according to the operation wavelength of the crush bushings antenna
The entire length of the entire length of scapus, the inner antenna conductor pin and the bottom-loaded conductor pin is the operation wavelength
1/4；
According to the working frequency range of the crush bushings antenna, tube-in-tube structure equivalent capacitance value is determined, according to the sleeve knot
Structure equivalent capacitance value determines the area of the conductive soleplate and the length of the sleeve conductor post；
The length of the bottom-loaded conductor pin is determined according to the input impedance of the crush bushings antenna.
Further, it is true according to the operation wavelength of the crush bushings antenna in the design method of above-mentioned crush bushings antenna
In the step of determining the entire length of inner antenna conductor pin and the bottom-loaded conductor pin, if the crush bushings antenna is also
Include the corresponding length of spiral conductor post, then the inner antenna conductor pin according to being offset the electrical length of the spiral conductor post
Degree.
Further, also include in above method step, institute is determined according to the high frequency radiation wavelength of the crush bushings antenna
The step of stating coupling radiation conductor length.The length of the coupling radiation conductor is the 1/4 of the high frequency radiation wavelength.
Beneficial effect
The array that the utility model forms by using some sleeve conductor rod structures substitutes the sleeve of conventional sleeve antenna
Structure, while the radiation characteristic similar to conventional sleeve antenna is ensured, the structure of antenna is simplified, is easy to process.This reality
With it is new by this conductor pin array produce similar to conventional sleeve structure electric capacity, by the area for adjusting conductive soleplate
The length of (and spacing between crush bushings conductor pin array and inner antenna conductor pin) and array middle sleeve conductor pin, adjust
Capacitance size is saved, so as to change the S of antenna11Impedance operator, effectively widen the beamwidth of antenna.
On this basis, this antenna also loads the length of conductor pin by adjusting antenna bottom (or to adjust its simultaneously straight
Footpath), the reactance characteristic of reactance antenna input is offseted, realizes the impedance matching of antenna input, can equally expand aerial band
It is wide.
In addition, the utility model additionally provides a kind of mode for the size for effectively reducing antenna.That is, spiralization conductor is passed through
Structure, the electrical length of antenna is compressed.In this way, the spiral conductor post and the inner antenna need to only be ensured
The overall electrical length of conductor pin reaches 1/4 low frequency radiation wavelength, i.e. when needing to reduce antenna length, the longer spiral of use
Conductor pin, the corresponding length of inner antenna conductor pin is replaced.Due to " the electricity length being had a great influence to antenna radiation characteristics
Degree " refer to whole spiral conductor post stretch after length, rather than be only its axial length, can be directed in this way identical
Working frequency range, design the smaller antenna of overall dimensions.
Further, this antenna also sets up the coupling radiation conductor being coupled with low frequency configuration in its radiation direction.It is logical
The dimensional structure of the coupling radiation conductor is overregulated, by the low frequency radiation energy coupling of antenna to corresponding high-frequency band, is entered
Expand the beamwidth of antenna to one step.
For the mechanical structure of antenna, the utility model sets laterally fixed in the spoke side of crush bushings conductor pin array
Bar, improve the mechanical stability of crush bushings structure.Meanwhile the utility model is led also directed to spiral conductor post and coupling radiation
The structure design of body the first insulating fixing structure and the second insulating fixing structure, respectively spiral conductor post and coupling radiation are led
Body provides fixation.Such structure design, while antenna radiation characteristics are ensured, avoid antenna installation or use during
The structural deformation occurred, has been effectively ensured the mechanical strength of antenna.
Other features and advantages of the utility model will illustrate in the following description, also, partly from specification
In become apparent, or understood by implementing the utility model.
Brief description of the drawings
Accompanying drawing is used for providing and further understanding to of the present utility model, and a part for constitution instruction, and with this reality
With new embodiment together, for explaining the utility model, do not form to limitation of the present utility model.In the accompanying drawings：
Fig. 1 is according to crush bushings antenna structure view of the present utility model；
Fig. 2 is according to 6 post crush bushings antenna structure schematic block diagram of the present utility model；
Fig. 3 is existing sleeve antenna structural schematic block diagram；
Fig. 4 is the standing-wave ratio of two kinds of crush bushings antennas provided in the utility model embodiment and existing sleeve antenna
Parameter comparison curve map；
Fig. 5 is the gain curve figure of the crush bushings antenna structure provided according to the utility model first embodiment；
Fig. 6 is the radiation of the different frequent points of crush bushings antenna structure provided according to the utility model first embodiment
Directional diagram.
Embodiment
Preferred embodiment of the present utility model is illustrated below in conjunction with accompanying drawing, it will be appreciated that described herein excellent
Select embodiment to be merely to illustrate and explain the utility model, be not used to limit the utility model.
First embodiment：
Fig. 1 is according to 4 post crush bushings antenna structure view of the present utility model.The antenna includes bottom-loaded conductor
Post 1, conductive soleplate 7, inner antenna conductor pin 4, the 4 post crush bushings antenna use and are uniformly arranged on the rectangular conductive bottom
(structure can refer to traditional shown in Fig. 3 the tube-in-tube structure of the replacement conventional sleeve antenna of crush bushings conductor pin array 3 of the outer rim of plate 7
Mark 14 in sleeve antenna structure and 13)；
The crush bushings antenna forms the bottom-loaded conductor pin by a conductor pin through the conductive soleplate 7
1 and the inner antenna conductor pin 4：Described antenna inner wire post can regard the extension of the bottom-loaded conductor pin as,
Both are integrated, and the part that the conductor pin is connected with the conductive soleplate 7 forms power feed inputs mouth 2；It is defeated with the feed
Inbound port 2 is boundary, and the conductor pin close to feed end forms the bottom-loaded conductor pin 1, and the conductor pin close to spoke side is formed
The inner antenna conductor pin 4；
The crush bushings conductor pin array 3 includes 4 sleeve conductor posts for being respectively arranged at 7 four jiaos of rectangular conductive bottom plate
3-1,3-2,3-3,3-4, described sleeve conductor post 3-1,3-2,3-3,3-4 direction and the inner antenna conductor pin 4 are in the same direction,
Described sleeve conductor post 3-1,3-2,3-3,3-4 length will according to the crush bushings aerial radiation frequency range impedance matching
Ask, determined with reference to the area of the conductive soleplate 7 of selection.In the structure, in the crush bushings conductor pin array 3 and antenna
Formation and the similar electric capacity of conventional sleeve structure between portion's conductor pin 4, by the width for adjusting crush bushings conductor pin array 3
Degree, length, height (its essence is to adjust the surface area for the crush bushings structure that the array is formed) and crush bushings conductor
Spacing (bottom surface size) adjustable condenser value, reaches the resistance similar with conventional sleeve between post array 3, inner antenna conductor pin 4
Anti- regulating effect, expand the beamwidth of antenna.
It will be understood by those skilled in the art that in the case of less demanding to antenna directivity, independent 1 sleeve conductor
Post 3-1 can also form identical tube-in-tube structure equivalent capacity with inner antenna conductor pin 4.By adjusting sleeve conductor post 3-
1 length and the distance between the sleeve conductor post 3-1 and inner antenna conductor pin 4 (width of i.e. described conductive soleplate 7 or
Area), tube-in-tube structure equivalent capacity can also be adjusted to required impedance when 1 sleeve conductor post 3-1 is only applicable.
Therefore, antenna S can equally be realized11The matching of parameter, expand the beamwidth of antenna.
Further, in above-mentioned crush bushings antenna, in addition to spiral conductor post 5, the spiral conductor post 5 are uniform helical pitch
Spring shaped conductors (to make Antenna Construction Design simply be easily achieved, varying pitch can also be used)；The spiral conductor post 5
It is socketed on the spoke side of the inner antenna conductor pin 4, the entirety of the spiral conductor post 5 and the inner antenna conductor pin 4
Electrical length adds up to 1/4 low frequency radiation wavelength (i.e. the 1/4 of fundamental radiation wavelength).Appropriate regulation bottom-loaded metal column length,
Input reactance can be offseted, makes antenna in wide-band interior resonance, expansion bandwidth.Adjust the length of irradiation structure shared by spiral conductor post 5
Degree ratio, the corresponding length in inner antenna conductor pin 4 is may replace, by helical structure, ensureing the same of identical radiation characteristic
When, compress the overall dimensions of antenna.
To ensure the stabilization of mechanical structure during antenna installation and use, in above-mentioned crush bushings antenna, spiral conductor
Post 5 is fixed by being sticked in the first insulating fixing structure 8 of the spoke side of crush bushings conductor pin array 3：Described first is exhausted
The external structure of edge fixed structure 8 is matched and closely engaged, described first with the spoke side of the crush bushings conductor pin array 3
The inside of insulating fixing structure 8 is provided with along the installation direction of spiral conductor post 5 and matched with the shape of spiral conductor post 5
Through-hole structure, the coupled end of the spiral conductor post 5 is fixed on the inner antenna conductor pin 4 by the through-hole structure
Spoke side.It should be understood by those skilled in the art that：Feed end described here be with the bottom-loaded conductor pin 1 for reference,
Direction away from the conductive soleplate 7；Described spoke side is for reference with the inner antenna conductor pin 4, is led away from described
The direction of electric bottom plate 7.
Further, in above-mentioned crush bushings antenna, in addition to coupling radiation conductor 6.The coupling radiation conductor 6 is setting
Metal cylinder on the spoke side extended line of the inner antenna conductor pin 4, the length of the coupling radiation conductor 6 is 1/4
High frequency radiation wavelength.The metal cylinder that not other conductor parts of Contact antenna may be selected in radiation conductor 6 is coupled, its total length is suitable
In the wavelength of high frequency 1/4, by adjusting its distance with inner antenna conductor pin 4, stiffness of coupling is adjusted, realizes covering for high band
Lid.
Equally, to ensure radiation characteristic, and the stabilization of antenna structure mechanicals is ensured, coupling radiation conductor 6 is by being arranged at
The second insulating fixing structure 9 in the spiral conductor post 5 is fixed.The external structure of second insulating fixing structure 9 and institute
The inner side matching of spiral conductor post 5 is stated, second insulating fixing structure (9) is socketed in the spiral conductor post 5, and described the
The inside of two insulating fixing structures 9 is provided with the radiation direction along inner antenna conductor pin 4 and couples the size of radiation conductor 6 with described
The perforation structure to match, the coupling radiation conductor 6 run through the perforation structure, fixed by the perforation structure.Described
The fastener that plastic material can be selected in one insulating fixing structure 8 and the second insulating fixing structure 9 realizes fixation.
Further to ensure that the mechanical structure of above-mentioned crush bushings antenna is stable, the crush bushings conductor pin array 3
Spoke side also include horizontal fix bar, the horizontal fix bar perpendicular to the inner antenna conductor pin 4 radiation direction (i.e.
The axial direction of antenna), the horizontal fix bar sleeve conductor post adjacent with the crush bushings conductor pin array 3, which is fixed, to be connected
Connect.
Second embodiment：
In antenna structure provided by the utility model, according to the requirement to antenna radiation characteristics, especially, according to antenna electric
Standing-wave ratio VSWR different requirements are pressed, the sleeve conductor post of respective numbers may be selected.Voltage standing wave ratio and the number of sleeve conductor post
Magnitude relation refers to Fig. 4.
Thus, the present embodiment also provides one kind according to 6 post crush bushings antenna structure of the present utility model., should with reference to figure 2
In structure, the rectangular conductive bottom plate 7 in first embodiment is deformed into disc structure, 6 sleeve conductor posts are uniformly distributed
In the outer rim of disc structure.No matter how sleeve-shaped changes, as long as the capacitance similar with prototype tube-in-tube structure can be obtained, just
The corresponding function of antenna can be realized.
The design parameter of antenna determines as follows：
According to polarization parameter, the number of the crush bushings antenna middle sleeve conductor pin 19 is determined, the present embodiment chooses 6 posts
Structure；
The inner antenna conductor pin 20 and the bottom-loaded are determined according to the operation wavelength of the crush bushings antenna
The entire length of the entire length of conductor pin 16, the inner antenna conductor pin 20 and the bottom-loaded conductor pin 16 is described
The 1/4 of operation wavelength；
According to the working frequency range of the crush bushings antenna, tube-in-tube structure equivalent capacitance value is determined, according to the sleeve knot
Structure equivalent capacitance value determines the area of the conductive soleplate 17 and the length of the sleeve conductor post 19；
The length of the bottom-loaded conductor pin 16 is determined according to the input impedance of the crush bushings antenna.
Further, it is true according to the operation wavelength of the crush bushings antenna in the design method of above-mentioned crush bushings antenna
In the step of determining the entire length of inner antenna conductor pin 20 and the bottom-loaded conductor pin 16, if the crush bushings day
Line also includes the spiral conductor post 5 similar to upper embodiment kind, then according to being offset the electrical length of the spiral conductor post 5
Inner antenna conductor pin 20 corresponding length.
Further, can also further comprise in above method step, according to the high frequency radiation ripple of the crush bushings antenna
Length determines the step of coupling 6 length of radiation conductor in an as above embodiment.The length of the coupling radiation conductor 6 is the height
The 1/4 of radio-frequency radiation wavelength.
The advantages of technical solutions of the utility model, is mainly reflected in：(refer specifically to regulation bottom to add by end load technology
Carry conductor column dimension) reduce antenna input reactance, so as to reach the purpose of the impedance bandwidth of increase antenna；By will be led in sleeve
Body spiralization, reduce the overall length of antenna, antenna is realized miniaturization；While in order to keep antenna in the normal of front end
Performance, coupling radiant body is added in conveyor screw, is radiated by coupling, is completed the covering of front end, realize broadband.In order to
Simplify design, by traditional cylindrical sleeves, change into 4 metal studs into crush bushings, its symmetrical configuration, it is succinct, be easy to produce
Product processing is realized, is easily installed.Simultaneously in order to ensure the intensity of sleeve, metal column end is connected to become a whole.
With reference to Fig. 4, Fig. 5 and Fig. 6, the small multi-frequency broadband crush bushings antenna of the present utility model for mobile communication
Impedance bandwidth standing-wave ratio be less than 3 band limits：0.85GHz-0.97GHz, 1.69GHz-2.78GHz, cover current state
Interior all mobile communication frequency ranges；The lowest gain of antenna is in more than 0dB, and highest-gain reaches 6.9dB in the range of working frequency range；
On vertical inner wire face, the directional diagram of antenna is omnidirectional.
One of ordinary skill in the art will appreciate that：Preferred embodiment of the present utility model is the foregoing is only, and
Limitation the utility model is not used in, although the utility model is described in detail with reference to the foregoing embodiments, for ability
For the technical staff in domain, its technical scheme that can be still recorded to foregoing embodiments is modified, or to its middle part
Technical characteristic is divided to carry out equivalent substitution.All any modifications within the spirit and principles of the utility model, made, equally replace
Change, improve, should be included within the scope of protection of the utility model.
Claims (7)
1. a kind of crush bushings antenna, including bottom-loaded conductor pin (1), conductive soleplate (7), inner antenna conductor pin (4), its
It is characterised by, the tube-in-tube structure of the crush bushings antenna is to be uniformly arranged on the crush bushings of the conductive soleplate (7) outer rim
Conductor pin array (3)；
The crush bushings conductor pin array (3) includes at least 1 sleeve conductor post (3-1),
The direction of the sleeve conductor post (3-1) and the inner antenna conductor pin (4) in the same direction,
The length of the sleeve conductor post (3-1) determines according to tube-in-tube structure equivalent capacitance value.
2. crush bushings antenna as claimed in claim 1, it is characterised in that the crush bushings antenna also includes spiral conductor
Post (5), the spiral conductor post (5) are spring shaped conductors；
The spiral conductor post (5) is socketed on the spoke side of the inner antenna conductor pin (4),
The overall electrical length of the spiral conductor post (5) and the inner antenna conductor pin (4) adds up to 1/4 low frequency radiation ripple
It is long.
3. crush bushings antenna as claimed in claim 2, it is characterised in that the spiral conductor post (5) be uniform helical pitch or
The spring shaped conductors of pitch change.
4. crush bushings antenna as claimed in claim 2, it is characterised in that the spiral conductor post (5) is by being sticked in
The first insulating fixing structure (8) for stating crush bushings conductor pin array (3) spoke side is fixed；
The external structure of first insulating fixing structure (8) matches with the spoke side of the crush bushings conductor pin array (3)
And closely engage,
The inside of first insulating fixing structure (8) be provided with along spiral conductor post (5) installation direction and with the spiral
The through-hole structure that conductor pin (5) shape matches, the coupled end of the spiral conductor post (5) are fixed on by the through-hole structure
The spoke side of the inner antenna conductor pin (4).
5. the crush bushings antenna as described in Claims 1-4 is any, it is characterised in that the crush bushings antenna also includes
Radiation conductor (6) is coupled,
The coupling radiation conductor (6) is the metal column being arranged on the spoke side extended line of the inner antenna conductor pin (4),
The length of the coupling radiation conductor (6) is 1/4 high frequency radiation wavelength.
6. crush bushings antenna as claimed in claim 4, it is characterised in that be additionally provided with second in the spiral conductor post (5)
Insulating fixing structure (9)；
The coupling radiation conductor (6) passes through second insulating fixing structure (9) that is arranged in the spiral conductor post (5)
It is fixed；
The external structure of second insulating fixing structure (9) matches with the inner side of the spiral conductor post (5), and described second is exhausted
Edge fixed structure (9) is socketed in the spiral conductor post (5),
The inside of second insulating fixing structure (9) be provided with along inner antenna conductor pin (4) radiation direction and with the coupling
The perforation structure that radiation conductor (6) size matches is closed, the coupling radiation conductor (6) runs through the perforation structure, fixed.
7. crush bushings antenna as claimed in claim 4, it is characterised in that the spoke of the crush bushings conductor pin array (3)
Penetrating end also includes horizontal fix bar, the horizontal fix bar perpendicular to the inner antenna conductor pin (4) radiation direction, it is described
The horizontal fix bar sleeve conductor post adjacent with the crush bushings conductor pin array (3) is fixedly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720484627.8U CN206893794U (en) | 2017-05-04 | 2017-05-04 | A kind of small multi-frequency broadband crush bushings antenna for mobile communication |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720484627.8U CN206893794U (en) | 2017-05-04 | 2017-05-04 | A kind of small multi-frequency broadband crush bushings antenna for mobile communication |
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| Publication Number | Publication Date |
|---|---|
| CN206893794U true CN206893794U (en) | 2018-01-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107302127A (en) * | 2017-05-04 | 2017-10-27 | 张颖松 | A kind of small multi-frequency broadband crush bushings antenna for mobile communication |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107302127A (en) * | 2017-05-04 | 2017-10-27 | 张颖松 | A kind of small multi-frequency broadband crush bushings antenna for mobile communication |
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