CN110048216A - Small capacity double polarization aerial radiation device and communication equipment - Google Patents
Small capacity double polarization aerial radiation device and communication equipment Download PDFInfo
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- CN110048216A CN110048216A CN201910278115.XA CN201910278115A CN110048216A CN 110048216 A CN110048216 A CN 110048216A CN 201910278115 A CN201910278115 A CN 201910278115A CN 110048216 A CN110048216 A CN 110048216A
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- 230000005855 radiation Effects 0.000 title claims abstract description 57
- 238000004891 communication Methods 0.000 title claims abstract description 9
- 230000010287 polarization Effects 0.000 title abstract description 40
- 238000010276 construction Methods 0.000 claims abstract description 34
- 239000004020 conductor Substances 0.000 claims abstract description 22
- 230000006641 stabilisation Effects 0.000 claims abstract description 9
- 238000011105 stabilization Methods 0.000 claims abstract description 9
- 229910052751 metal Inorganic materials 0.000 claims description 30
- 239000002184 metal Substances 0.000 claims description 30
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 150000002739 metals Chemical class 0.000 claims description 2
- 238000002347 injection Methods 0.000 claims 1
- 239000007924 injection Substances 0.000 claims 1
- 230000009977 dual effect Effects 0.000 abstract description 17
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000005388 cross polarization Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 206010057855 Hypotelorism of orbit Diseases 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- 238000005555 metalworking Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012163 sequencing technique Methods 0.000 description 1
- 238000005549 size reduction Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/48—Earthing means; Earth screens; Counterpoises
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
Landscapes
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Waveguide Aerials (AREA)
Abstract
The invention discloses a kind of small capacity double polarization aerial radiation device and communication equipment, the small capacity double polarization aerial radiation device includes: radiating element, two feed bodies, balun support construction and two feed cables；Radiating element, including four oscillator arms and at least four loaded segments；Four oscillator arms are successively spaced setting around a bit, and two of them oscillator arms are oppositely arranged, other two oscillator arms is oppositely arranged；The width of each oscillator arms gradually broadens from its head end portion toward its terminal part, width stabilization becomes narrow gradually again, and the terminal part of each oscillator arms is equipped with an at least loaded segment；Balun support construction is set to the lower section of radiating element and supports radiating element, and connect with radiating element；The inner conductor of two feed cables connects one to one with two feed bodies, and the outer conductor of two feed cables is connect with balun support construction.The present invention can effectively reduce the size of dual polarization antenna radiation device.
Description
Technical field
The present invention relates to antenna technical fields, set more particularly, to a kind of small capacity double polarization aerial radiation device and communication
It is standby.
Background technique
Multifrequency base station can be integrated with multiple dual-polarized antenna vibrators, and in multifrequency base-station antenna array, dual polarized antenna
The size of oscillator determines antenna performance (predominantly beamwidth of antenna performance, the size of antenna oscillator of multifrequency base station by becoming
Bigger, the bandwidth of antenna can be good enough) an important factor for, because the installation space of multifrequency inside of base station is limited, dual polarization
The size of antenna oscillator is bigger, then the distance between dual-polarized antenna vibrator will be closer, and between dual-polarized antenna vibrator
Hypotelorism can generate strong coupling and the antenna performance of dual-polarized antenna vibrator is deteriorated.
Summary of the invention
In view of the above-mentioned problems, the purpose of the present invention is to provide a kind of small capacity double polarization aerial radiation devices and communication to set
It is standby, the size of dual polarization antenna radiation device can be effectively reduced to ensure that dual polarization antenna radiation device has good antenna
Performance.
To achieve the goals above, one embodiment of the invention provides a kind of small capacity double polarization aerial radiation device, comprising:
Radiating element, two feed bodies, balun support construction and two feed cables；
The radiating element, including four oscillator arms and at least four loaded segments；Four oscillator arms around any according to
Minor tick setting, and oscillator arms described in two of them are oppositely arranged, other two described oscillator arms is oppositely arranged；Each vibration
The width of sub- arm gradually broadens from its head end portion toward its terminal part, width stabilization becomes narrow gradually again, and each oscillator arms
Terminal part is equipped at least one loaded segment；Wherein, the head end portion of each oscillator arms is close to each other；
Each feed body is for feeding corresponding a pair oscillator arms；
The balun support construction be set to the radiating element lower section and support the radiating element, and with the radiation
Unit connection；
The inner conductor of two feed cables connects one to one with two feed bodies, two feed cables
Outer conductor connect with the balun support construction.
As an improvement of the above scheme, small capacity double polarization aerial radiation device further includes dielectric-slab；Described in four
Oscillator arms, four loaded segments and two feed bodies are set on the dielectric-slab, and two feed bodies are located at
Between the coupling regime that four oscillator arms surround.
As an improvement of the above scheme, each oscillator arms are double-layer structure, respectively first layer oscillator arms and second
Layer oscillator arms；Two layers of oscillator arms are respectively oppositely set to the top and bottom of the dielectric-slab, and the head end portion of two layers of oscillator arms
It is correspondingly connected with by the conductive through hole offered on the dielectric-slab；
The loaded segment is also double-layer structure, respectively first layer loaded segment and second layer loaded segment, two layers of loaded segment
Respectively oppositely it is set to the top and bottom of the dielectric-slab.
As an improvement of the above scheme, the balun support construction includes bottom plate and two balun arms；Two baluns
Arm is opposite and is arranged at intervals on the top surface of the bottom plate, and is located at the lower section of the dielectric-slab；
The dielectric-slab offers two matching holes and two fixation holes through its top and bottom, the institute of two of them closely
The head end portion for stating oscillator arms is corresponded across there are two the matching hole, the head end portion of other two described oscillator arms closely
It corresponds across there are two the fixation holes；
The top of two balun arms is corresponded with two matching holes to be cooperated, and with corresponding two of them institute
Oscillator arms are stated to connect one to one；The top of two feed cables is corresponded with two fixation holes to be cooperated, top
The outer conductor in portion connects one to one with other two corresponding described oscillator arms, at the top of inner conductor be upward through it is corresponding
The fixation hole simultaneously connects one to one with two feed bodies of the top surface for being set to the dielectric-slab；Two feed electricity
The outer conductor of the bottom of cable is connect with the bottom plate；
Or,
The balun support construction includes bottom plate and four balun arms；Four balun arms are around the top surface of the bottom plate
Central point be successively arranged at intervals on the top surface of the bottom plate, and be located at the dielectric-slab lower section；
The dielectric-slab offers four matching holes and two fixation holes through its top and bottom, four oscillator arms
Head end portion is corresponded across there are four the matching holes；
The top of four balun arms is corresponded with four matching holes to be cooperated, and with four oscillator arms one
One is correspondingly connected with；The top of two feed cables is corresponded with two fixation holes to be cooperated, at the top of inner conductor
It is upward through the corresponding fixation hole and connects one to one with two feed bodies of the top surface for being set to the dielectric-slab；
The outer conductor of the bottom of two feed cables is connect with the bottom plate.
As an improvement of the above scheme, the oscillator arms include main element portion and secondary transducer part；
The width in the main element portion gradually broadens from its head end portion toward its terminal part, width stabilization becomes narrow gradually again, and
The terminal part in each main element portion is equipped at least one loaded segment；
The centre in the main element portion is equipped with hollowed out area, and the pair transducer part extends into described engrave by the main element portion
At empty region, and the extending direction of the secondary transducer part is the head end portion for being gradually distance from the main element portion.
As an improvement of the above scheme, the oscillator arms be heptagon block structure or octagon block structure, it is described plus
Load section is strip structure.
As an improvement of the above scheme, the terminal part of each oscillator arms is all provided with there are two being symmetrically distributed in the terminal part
Two sides the loaded segment.
As an improvement of the above scheme, small capacity double polarization aerial radiation device further includes reflecting plate, the balun
The bottom of support construction is set on the top surface of the reflecting plate.
As an improvement of the above scheme, small capacity double polarization aerial radiation device further includes multiple first metal baffles
And multiple second metal baffles；
Multiple first metal baffles are set to the side of the top surface of the reflecting plate and are sequentially connected end to end；
Multiple second metal baffles are set between multiple first metal baffles and the balun support construction,
And around the balun support construction and it is spaced apart from each other setting；
Wherein, the setting height of second metal baffle is lower than first metal baffle.
Another embodiment of the present invention provides a kind of communication equipments, including the polarization of small capacity double described in either a program as above day
Beta radiation device.
Compared with the prior art, the small capacity double polarization aerial radiation device provided in an embodiment of the present invention and the communication
Equipment, by being equipped with the loaded segment on the terminal part of the oscillator arms, accordingly even when the size of the oscillator arms becomes smaller,
It can ensure that the operating bandwidth of the oscillator arms is unaffected, thus be conducive to the compact in size of the oscillator arms, into
And be conducive to the miniaturization of the dual polarization antenna radiation device.In addition, by allowing the width of each oscillator arms by its head
End gradually broadens toward its terminal part, width stabilization becomes narrow gradually again, the bandwidth of the oscillator arms can be expanded in this way, to open up
The bandwidth of dual polarization antenna radiation device described in exhibition.By upper analysis it is found that the embodiment of the present invention passes through at the end of the oscillator arms
End be equipped with the loaded segment, and allow its head end portion of the width of the oscillator arms gradually to broaden toward its terminal part, width stablize again
It becomes narrow gradually, the size of the dual polarization antenna radiation device can not only be reduced in this way, additionally it is possible to effectively expand described bipolar
The bandwidth for changing aerial radiation device, it is poorer effectively to overcome the smaller then beamwidth of antenna performance of antenna oscillator size in the prior art
Technological deficiency.
Detailed description of the invention
In order to illustrate more clearly of technical solution of the present invention, attached drawing needed in embodiment will be made below
Simply introduce, it should be apparent that, the accompanying drawings in the following description is only some embodiments of the present invention, general for this field
For logical technical staff, without creative efforts, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of structural schematic diagram for small capacity double polarization aerial radiation device that one embodiment of the invention provides；
Fig. 2 is a kind of side view for small capacity double polarization aerial radiation device that one embodiment of the invention provides；
Fig. 3 is the top view of radiating element shown in fig. 1；
Fig. 4 is the bottom view of radiating element shown in fig. 1；
Fig. 5 is the structural schematic diagram for another small capacity double polarization aerial radiation device that one embodiment of the invention provides；
Fig. 6 is the side view for another small capacity double polarization aerial radiation device that one embodiment of the invention provides；
Fig. 7 is the top view of the radiating element shown in Fig. 5；
Fig. 8 is the bottom view of the radiating element shown in Fig. 5.
Attached drawing mark explanation:
1. radiating element；10. oscillator arms；100. first layer oscillator arms；101. second layer oscillator arms；100a. main element portion；
100b. pair transducer part；1000. hollowed out area；1001. through-hole；11. loaded segment；110. first layer loaded segment；111. the second layer adds
Carry section；
2. feeding body；
3. balun support construction；30. balun arm；31. bottom plate；
4. feed cable；
5. dielectric-slab；50. coupling regime；51. conductive through hole；52. matching hole；53. fixation hole；
6. reflecting plate；
7. the first metal baffle；
8. the second metal baffle.
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.
In the description of specification and claims, it is to be understood that term " on ", "lower", "left", "right",
The orientation or positional relationship of the instructions such as "front", "rear", "top", "bottom", "inner", "outside" is orientation based on the figure or position
Relationship is merely for convenience of the description embodiment of the present invention, rather than the device or component of indication or suggestion meaning must have spy
Fixed orientation is constructed and operated in a specific orientation, therefore should not be understood as the limitation to the embodiment of the present invention.
In addition, term first, second, third, etc. in the specification and in the claims is only used for difference same technique spy
The description purpose of sign is not understood to indicate or imply relative importance or implicitly indicates the number of indicated technical characteristic
Amount, also not necessarily describes order or time sequencing.Term can be interchanged in a suitable case.Define as a result, " the
One ", the feature of " second " can explicitly or implicitly include at least one of the features.
Referring to Fig. 1 to Fig. 8, one embodiment of the invention provides a kind of small capacity double polarization aerial radiation device, comprising: radiation
Unit 1, the two feed body for being fed to corresponding a pair of of oscillator arms 10 and (can be direct feed or couple feed)
2, balun support construction 3 and two feed cables 4；The radiating element 1, including four oscillator arms 10 and at least four loaded segments
11；Four oscillator arms 10 are successively spaced setting around a bit, and oscillator arms 10 described in two of them are oppositely arranged, and in addition two
A oscillator arms 10 are oppositely arranged, and such four oscillator arms 10 just constitute two pairs of oscillators；One pair of them oscillator is wherein
A kind of polarization is realized under the feed of one feed body 2, another pair of oscillator is under the feed of another feed body 2
Realize another polarization, material is thus formed the cross polarizations of antenna.Each oscillator arms 10 have head end portion and terminal part,
The head end portion of each oscillator arms 10 is close to each other.The width of each oscillator arms 10 from its head end portion toward its terminal part by
Gradual change is wide, width stabilization becomes narrow gradually again, and the oscillator arms 10 can be allowed to motivate multi-frequency range at work in this way, from
And the bandwidth of the oscillator arms 10 can be effectively expanded, and then expand the bandwidth of the dual polarization antenna radiation device.Often
The terminal part of a oscillator arms 10 is equipped at least one loaded segment 11, accordingly even when the size of the oscillator arms 10 becomes
It is small, it can also ensure that the operating bandwidth of the oscillator arms 10 is unaffected, to be conducive to the size of the oscillator arms 10
Miniaturization, and then be conducive to the miniaturization of the dual polarization antenna radiation device.The balun support construction 3 is set to the radiation
The lower section of unit 1 simultaneously supports the radiating element 1, and connect with the radiating element 1；Two the interior of the feed cable 4 are led
Body connects one to one with two feed bodies 2, the outer conductor of two feed cables 4 and the balun support construction 3
Connection.The balun support construction 3, the feed cable 4 and 2 three of feed body are formed for realizing single to the radiation
Member 1 is balanced the feed structure of feed.
By upper analysis it is found that the embodiment of the present invention is equipped with the loaded segment 11 by the terminal part in the oscillator arms 10,
And allow its head end portion of the width of the oscillator arms 10 gradually to broaden toward its terminal part, width stabilization become narrow gradually again, so not only
The size of the dual polarization antenna radiation device can be reduced, additionally it is possible to effectively expand the band of the dual polarization antenna radiation device
Width effectively overcomes the poorer technological deficiency of the smaller then beamwidth of antenna performance of antenna oscillator size in the prior art.
It should be noted that passing through the resistance for adjusting the adjustable radiating element 1 of spacing between the oscillator arms 10
Anti- bandwidth, the operating frequency range of the adjustable radiating element 1 of length by adjusting the loaded segment 11.It is understood that
, the oscillator arms 10, the loaded segment 11, the feed body 2 and the balun support construction 3 can be preferably metal material
Matter (such as aluminium or copper etc.).In addition it should be pointed out that the width stabilization of the oscillator arms 10 refers to the oscillator arms 10
The different widths in middle section region less (such as different widths are not more than 3 millimeters), are also possible to equivalent width.
In addition, the feed cable 4 can be radio frequency coaxial-cable, the characteristic impedance of the radio frequency coaxial-cable can be
50Ω.The feed cable 4 can be welding with the connection type of the feed body 2 and the balun support construction 3.
The small capacity double polarization aerial radiation device further includes feed power-devided circuit (not shown), the feed power-devided circuit
It is connect with the feed cable for being fed to the feed cable.
Preferably, referring to Fig. 1 and Fig. 5, the small capacity double polarization aerial radiation device further includes dielectric-slab 5；Four institutes
It states oscillator arms 10, four loaded segments 11 and two feed bodies 2 to be set on the dielectric-slab 5, so that described
The structure of radiating element 1 is more compact, is advantageously implemented the miniaturization of the radiating element 1.In addition, two feed bodies 2
Between the coupling regime 50 that four oscillator arms 10 surround, in this way can further such that the radiating element 1 knot
Structure is more compact, is more advantageous to the miniaturization for realizing the radiating element 1.Wherein, the dielectric-slab 5 can be preferably pcb board,
The oscillator arms 10, the loaded segment 11 and the feed body 2, which make, to be formed on the pcb board, so that the spoke
The production for penetrating unit 1 is more convenient simple.Certainly, the dielectric-slab 5 can also be the isolation materials substrates such as ceramic wafer, herein not
It is specifically limited.
In the above-described embodiments, preferably, referring to Fig. 3,4,7 and 8, each oscillator arms 10 are double-layer structure, respectively
For first layer oscillator arms 100 and second layer oscillator arms 101；Two layers of oscillator arms 10 are respectively oppositely set on the dielectric-slab 5
Top and bottom, and the head end portion of two layers of oscillator arms 10 is correspondingly connected with by the conductive through hole 51 offered on the dielectric-slab 5；Institute
Stating loaded segment 11 also is double-layer structure, respectively first layer loaded segment 110 and second layer loaded segment 111, two layers of loaded segment 11
Respectively oppositely it is set to the top and bottom of the dielectric-slab 5.Wherein, by allowing the oscillator arms 10 and the loaded segment 11 using double
Layer structure, can not only improve the bandwidth performance of the radiating element 1 in this way, while but also the radiating element 1 structure
It can be more compact.It should be noted that other positions of the oscillator arms 10 can also offer the conductive through hole 51.
In the above-described embodiments, the balun support construction 3 preferably has the following two kinds structure type:
The first structure type: referring to Fig. 1 to Fig. 4, the balun support construction 3 includes bottom plate 31 and two balun arms
30；Two balun arms 30 are opposite and are arranged at intervals on the top surface of the bottom plate 31, and are located under the dielectric-slab 5
Side.
Wherein, the dielectric-slab 5 offers two matching holes 52 and two fixation holes 53 through its top and bottom, wherein two
The head end portions of a oscillator arms 10 closely is corresponded across there are two the matching hole 52, other two closely described
The head end portion of oscillator arms 10 is corresponded across there are two the fixation holes 53；The top of two balun arms 30 and two institutes
It states matching hole 52 and corresponds cooperation, and connect one to one with oscillator arms 10 described in corresponding two of them；Two feedbacks
The top of electrical cables 4 is corresponded with two fixation holes 53 to be cooperated, at the top of outer conductor and other two corresponding institute
Oscillator arms 10 are stated to connect one to one, at the top of inner conductor be upward through the corresponding fixation hole 53 and be set to given an account of
The feed body 2 of two of the top surface of scutum 5 connects one to one；The outer conductor of the bottom of two feed cables 4 and institute
State the connection of bottom plate 31.
The embodiment of the present invention balun support construction 3 only needs to be arranged two balun arms 30, two balun arms 30 and two
A feed cable 4 supports the dielectric-slab 5 jointly and feeds jointly to the radiating element 1, and overall structure is more compact
Simply, it is advantageously implemented the miniaturization of the dual polarization antenna radiation device.
Second of structure type: referring to Fig. 5 to Fig. 8, the balun support construction 3 includes bottom plate 31 and four balun arms
30；Central point of four balun arms 30 around the top surface of the bottom plate 31 is successively arranged at intervals at the top surface of the bottom plate 31
On, and it is located at the lower section of the dielectric-slab 5.
Wherein, the dielectric-slab 5 offers four matching holes 52 and two fixation holes 53 through its top and bottom, four institutes
The head end portion for stating oscillator arms 10 is corresponded across there are four the matching holes 52；The top of four balun arms 30 with four
The matching hole 52 corresponds cooperation, and connects one to one with four oscillator arms 10；Two feed cables 4
Top is corresponded with two fixation holes 53 to be cooperated, at the top of inner conductor be upward through the corresponding fixation hole 53 simultaneously
It connects one to one with two feed bodies 2 of the top surface for being set to the dielectric-slab 5；The bottom of two feed cables 4
Outer conductor connect with the bottom plate 31.
It should be noted that the balun support construction 3 can also be other structures form, as long as can be with the feed
Cable 4 and the feed body 2 give 1 balanced feeding of radiating element jointly, are not specifically limited herein.
Specifically, the balun arm 30 of the balun support construction 3 is by sheet metal (usually aluminum alloy sheet or copper sheet) metal plate
Metalworking forms, and tin layers are electroplate with after processing, to improve welding performance and prevent from aoxidizing.
In the above-described embodiments, illustratively, referring to Fig. 5 to Fig. 8, the oscillator arms 10 include main element portion 100a and pair
Transducer part 100b；The width of the main element portion 100a gradually broadens from its head end portion toward its terminal part, width is stablized again gradually
Narrow, and the terminal part of each main element portion 100a is equipped at least one loaded segment 11；The main element portion 100a
Centre be equipped with hollowed out area 1000, the pair transducer part 100b extends into the hollowed out area by the main element portion 100a
At 1000, and the extending direction of the secondary transducer part 100b is the head end portion for being gradually distance from the main element portion 100a.Wherein, lead to
It crosses and the oscillator arms 10 is allowed to be arranged to two transducer parts, and the main element portion is equipped with hollowed out area 1000, can thus make
Obtaining the oscillator arms 10 can motivate to form multimode resonance at work, and multimode resonance can expand the radiating element 1
Bandwidth.In addition, by allowing the pair transducer part 100b to extend into the hollow out being formed in the middle part of the main element portion 100a
Region 1000 can make the structure of the radiating element 1 more compact in this way.It can be seen that the present embodiment can not only be opened up
The bandwidth of radiating element 1 described in exhibition also helps the miniaturization for realizing the radiating element 1.
In the above-described embodiments, illustratively, referring to Fig. 1 and Fig. 5, the oscillator arms 10 are heptagon block structure or eight
Side shape block structure can effectively expand the bandwidth of the radiating element 1 in this way.In addition, the loaded segment 11 is preferably strip
Structure is more advantageous to the miniaturization for realizing the radiating element 1 in this way.
In the above-described embodiments, specifically, referring to Fig. 1 and Fig. 5, there are two the terminal part of each oscillator arms 10 is all provided with
It is symmetrically distributed in the loaded segment 11 of the two sides of the terminal part, can more effectively expand the bandwidth of the radiating element 1 in this way,
To be more advantageous to the miniaturization for realizing the radiating element 1.
In the above embodiment, it is preferable that the small capacity double polarization aerial radiation device further includes reflection referring to Fig. 1
The bottom of plate 6, the balun support construction 3 is set on the top surface of the reflecting plate 6.By the way that the reflecting plate 6, such energy is arranged
Enough so that the radiating element 1 has stable directional radiation properties, and it is capable of increasing the antenna gain of the radiating element 1,
And the radiation characteristics such as cross polarization ratio that can improve the radiating element 1.
Further, referring to Fig. 1 and Fig. 2, the small capacity double polarization aerial radiation device further includes multiple first metals
Baffle 7 and multiple second metal baffles 8；Multiple first metal baffles 7 be set to the reflecting plate 6 top surface side and according to
Secondary head and the tail connection；Multiple second metal baffles 8 are set to multiple first metal baffles 7 and the balun support construction 3
Between, and surround the balun support construction 3.The setting height of second metal baffle 8 is lower than first metal baffle
7.Wherein, multiple first metal baffles 7 can effectively control the width range of the low frequency main beam of the radiating element 1,
So as to improve the radiating element 1 low frequency bandwidth radiation characteristic.In addition, multiple second metal baffles 8 can
The width range of the high frequency main beam of the radiating element 1 is effectively controlled, also can be improved the high frequency of the radiating element 1 in this way
The radiation characteristic of bandwidth.
More preferably, referring to Fig. 1, multiple second metal baffles 8 are spaced apart from each other setting, can be effectively reduced so described
Coupling between second metal baffle 8, so that second metal baffle 8 can preferably improve the spoke
Penetrate the radiation characteristic of the high frequency bandwidth of unit 1.
In the above-described embodiments, preferably, referring to Fig. 7, the terminal part of the oscillator arms 10 offers through-hole 1001, in this way
The bandwidth of the oscillator arms 10 can further be expanded.
In conclusion the present embodiment realizes the small-sized of the dual polarization antenna radiation device by using multiple means
Change, and has expanded the bandwidth of the dual polarization antenna radiation device.Wherein, the radiating element of the dual polarization antenna radiation device
1 size is by 0.5 traditional λ0(λ0Wavelength corresponding to centre frequency for the aerial signal of radiation appliance), it is reduced to 0.35
λ0, size reduction 30%；The dual polarization antenna radiation device has reached 1710-2690MHz.
Another embodiment of the present invention provides a kind of communication equipments, including the polarization of small capacity double described in either a program as above day
Beta radiation device.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those skilled in the art is in technical scope disclosed by the invention, and any changes or substitutions that can be easily thought of, all answers
It is included within the scope of the present invention.Therefore, protection scope of the present invention should be with the scope of protection of the claims
It is quasi-.
Claims (10)
- The aerial radiation device 1. a kind of small capacity double polarizes characterized by comprising radiating element, two feed bodies, balun support Structure and two feed cables；The radiating element, including four oscillator arms and at least four loaded segments；Four oscillator arms around any successively between Every setting, and oscillator arms described in two of them are oppositely arranged, other two described oscillator arms is oppositely arranged；Each oscillator arms Width gradually broaden from its head end portion toward its terminal part, width stabilization becomes narrow gradually again, and the end of each oscillator arms Portion is equipped at least one loaded segment；Wherein, the head end portion of each oscillator arms is close to each other；Each feed body is for feeding corresponding a pair oscillator arms；The balun support construction be set to the radiating element lower section and support the radiating element, and with the radiating element Connection；The inner conductor of two feed cables connects one to one with two feed bodies, two feed cables it is outer Conductor is connect with the balun support construction.
- The aerial radiation device 2. small capacity double according to claim 1 polarizes, which is characterized in that further include dielectric-slab；Four The oscillator arms, four loaded segments and two feed bodies are set on the dielectric-slab, and two feed bodies Between the coupling regime that four oscillator arms surround.
- The aerial radiation device 3. small capacity double according to claim 2 polarizes, which is characterized in that each oscillator arms are two Layer structure, respectively first layer oscillator arms and second layer oscillator arms；Two layers of oscillator arms are respectively oppositely set to the dielectric-slab Top and bottom, and the head end portion of two layers of oscillator arms is correspondingly connected with by the conductive through hole offered on the dielectric-slab；The loaded segment is also double-layer structure, respectively first layer loaded segment and second layer loaded segment, two layers of loaded segment difference Relatively it is set to the top and bottom of the dielectric-slab.
- The aerial radiation device 4. small capacity double according to claim 2 polarizes, which is characterized in that the balun support construction packet Include bottom plate and two balun arms；Two balun arms are opposite and are arranged at intervals on the top surface of the bottom plate, and are located at described The lower section of dielectric-slab；The dielectric-slab offers two matching holes and two fixation holes through its top and bottom, the vibration of two of them closely The head end portion of sub- arm is corresponded across there are two the matching hole, and the head end portion of other two described oscillator arms closely is one by one It corresponds to across there are two the fixation holes；The top of two balun arms is corresponded with two matching holes to be cooperated, and is shaken with described in corresponding two of them Sub- arm connects one to one；The top of two feed cables is corresponded with two fixation holes to be cooperated, at the top of Outer conductor connects one to one with other two corresponding described oscillator arms, at the top of inner conductor be upward through it is corresponding described Fixation hole simultaneously connects one to one with two feed bodies of the top surface for being set to the dielectric-slab；Two feed cables The outer conductor of bottom is connect with the bottom plate；Or,The balun support construction includes bottom plate and four balun arms；Four balun arms are in the top surface of the bottom plate Heart point is successively arranged at intervals on the top surface of the bottom plate, and is located at the lower section of the dielectric-slab；The dielectric-slab offers four matching holes and two fixation holes through its top and bottom, the head end of four oscillator arms Portion is corresponded across there are four the matching holes；The top of four balun arms is corresponded with four matching holes to be cooperated, and a pair of with four oscillator arms one It should connect；The top of two feed cables is corresponded with two fixation holes to be cooperated, at the top of inner conductor it is upward It connects one to one across the corresponding fixation hole and with two feed bodies of the top surface for being set to the dielectric-slab；Two The outer conductor of the bottom of the feed cable is connect with the bottom plate.
- The aerial radiation device 5. small capacity double according to claim 1 polarizes, which is characterized in that the oscillator arms include main vibration Sub-portion and secondary transducer part；The width in the main element portion gradually broadens from its head end portion toward its terminal part, width stabilization becomes narrow gradually again, and each The terminal part in the main element portion is equipped at least one loaded segment；The centre in the main element portion is equipped with hollowed out area, and the pair transducer part extends into the vacancy section by the main element portion At domain, and the extending direction of the secondary transducer part is the head end portion for being gradually distance from the main element portion.
- The aerial radiation device 6. small capacity double according to claim 1 polarizes, which is characterized in that the oscillator arms are heptagon Block structure or octagon block structure, the loaded segment are strip structure.
- The aerial radiation device 7. small capacity double according to claim 1 polarizes, which is characterized in that the end of each oscillator arms End be all provided with there are two be symmetrically distributed in the terminal part two sides the loaded segment.
- The aerial radiation device 8. small capacity double according to any one of claims 1 to 7 polarizes, which is characterized in that further include anti- Plate is penetrated, the bottom of the balun support construction is set on the top surface of the reflecting plate.
- The aerial radiation device 9. small capacity double according to claim 8 polarizes, which is characterized in that further include multiple first metals Baffle and multiple second metal baffles；Multiple first metal baffles are set to the side of the top surface of the reflecting plate and are sequentially connected end to end；Multiple second metal baffles are set between multiple first metal baffles and the balun support construction, and enclose Around the balun support construction and it is spaced apart from each other setting；Wherein, the setting height of second metal baffle is lower than first metal baffle.
- 10. a kind of communication equipment, which is characterized in that including the described in any item small capacity double poliarizing antenna spokes of such as claim 1-9 Injection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910278115.XA CN110048216A (en) | 2019-04-08 | 2019-04-08 | Small capacity double polarization aerial radiation device and communication equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910278115.XA CN110048216A (en) | 2019-04-08 | 2019-04-08 | Small capacity double polarization aerial radiation device and communication equipment |
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| CN110048216A true CN110048216A (en) | 2019-07-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910278115.XA Pending CN110048216A (en) | 2019-04-08 | 2019-04-08 | Small capacity double polarization aerial radiation device and communication equipment |
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| CN (1) | CN110048216A (en) |
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| CN113437506A (en) * | 2021-07-02 | 2021-09-24 | 中信科移动通信技术股份有限公司 | Patch radiating element and array antenna |
| CN114824764A (en) * | 2022-05-28 | 2022-07-29 | 广东浩信通信科技有限公司 | High-gain ultra-wideband dual-polarized directional oscillator |
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