CN106299647A - A kind of communication antenna - Google Patents
A kind of communication antenna Download PDFInfo
- Publication number
- CN106299647A CN106299647A CN201610722719.5A CN201610722719A CN106299647A CN 106299647 A CN106299647 A CN 106299647A CN 201610722719 A CN201610722719 A CN 201610722719A CN 106299647 A CN106299647 A CN 106299647A
- Authority
- CN
- China
- Prior art keywords
- resonance band
- band
- resonance
- arm
- decoupling
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
Landscapes
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
The invention discloses a kind of communication antenna, include reflecting plate, reflecting plate is pcb board, and reflecting plate is provided with microstrip antenna, and microstrip antenna includes two laterally zygomorphic oscillator unit；Each oscillator unit includes the first rectangular resonance band, described first resonance band one end is extended with the second resonance band of concave shape, it is provided with the 3rd resonance band of a rhombus between the free end of two support arms of the second resonance band, between the two of which opposite side of described 3rd resonance band, is provided with a plurality of 4th resonance band parallel to each other；The decoupling resonance band in square waveform it is additionally provided with between two support arms of the second resonance band；Its omni-directional of this antenna and gain and front and back ratio are all preferable, and effect is good.
Description
Technical field
The present invention relates to a kind of communication antenna.
Background technology
Internet era, in the communication information epoch, can't do without antenna, if needing to work under strong electric field, it is necessary to sky
Line originally has preferable performance in directional performance；Current main flow equipment communication antenna is operated in 700-1000MHz frequency range and is preferred, because of
This is in this frequency range, and it is the most urgent for designing a system antenna being applicable to the high-tension distribution equipments such as power distribution cabinet, needs antenna
Electric property, i.e. emitting performance, such as its omni-directional and gain and front and back ratio be required to preferable electric property, and
It is preferably formed with auxiliary equipment and improves Antenna Anti-jamming ability.
Summary of the invention
It is an object of the invention to overcome disadvantages described above, it is provided that a kind of communication antenna.
For achieving the above object, the concrete scheme of the present invention is as follows: a kind of communication antenna, includes reflecting plate, reflecting plate
For pcb board, reflecting plate is provided with microstrip antenna, and microstrip antenna includes two laterally zygomorphic oscillator unit；Each oscillator list
Unit includes the first rectangular resonance band, and described first resonance band one end is extended with the second resonance band of concave shape, and second is humorous
Shake and between the free end of two support arms carried, be provided with the 3rd resonance band of a rhombus, the two of which opposite side of described 3rd resonance band
Between be provided with a plurality of 4th resonance band parallel to each other；It is additionally provided with the decoupling in square waveform between two support arms of the second resonance band
Resonance band；
Described decoupling resonance band includes many group and raises one's arm；Each described son is raised one's arm and is included base arm, described base arm side and the
Two resonance bands connect, and also include the first side wall that the free end from base arm extends upward, also include from the first side wall
The top arm that free end extend horizontally away, described top arm is extended with the second sidewall downward vertically；
Being provided with the decoupling band of work shape between said two oscillator unit, described decoupling band is made up of quasiconductor.
Wherein, four free ends of decoupling band are circular arc.
Wherein, the quantity of described semicircle sluice gate is 6-9；A diameter of 0.3cm-0.5cm of described semicircle sluice gate.
Wherein, each described oscillator unit also includes two raw sheets that shake of rectangular trapezoidal leaf, the raw sheet top that shakes of each leaf
End is provided with multiple semicircle sluice gate；Described the first side wall and the second Sidewall Height are identical and be set to H, the transverse width of described base arm
Being set to W, the transverse width of top arm is set to K, described K+H=1.25 (K+W).
Wherein, two described first resonance bands are provided with feed coupling aperture.
Wherein, a length of 20cm of described 4th resonance band.
The invention have the benefit that its omni-directional of this antenna and gain and front and back ratio all preferable, effect is good.
Accompanying drawing explanation
Fig. 1 is the top view of the reflecting plate of the present invention；
Fig. 2 is the profile of the decoupling resonance band of the present invention；
Fig. 3 be when frequency is 700MHZ before and after the experimental data figure of ratio；
Fig. 4 be when frequency is 890MHZ before and after the experimental data figure of ratio；
Fig. 5 be when frequency is 1000MHZ before and after the experimental data figure of ratio；
Fig. 6 is the directional diagram representing gain when frequency is 700MHZ；
Fig. 7 is the directional diagram representing gain when frequency is 890MHZ；
Fig. 8 is the directional diagram representing gain when frequency is 1000MHZ；
Description of reference numerals in Fig. 1 to Fig. 8:
92-reflecting plate；
921-the first resonance band；922-the second resonance band；923-the 3rd resonance band；924-the 4th resonance band；925-decouples band；
The raw sheet that shakes of 926-leaf；927-decouples resonance band；
927a-base arm；927b-the first side wall；927c-top arm；927d-the second sidewall.
Detailed description of the invention
The present invention is further detailed explanation with specific embodiment below in conjunction with the accompanying drawings, is not the reality of the present invention
The scope of executing is confined to this.
As shown in Figures 1 to 8, the communication antenna described in the present embodiment, include reflecting plate 92, reflecting plate 92 is pcb board,
Reflecting plate 92 is provided with microstrip antenna, and microstrip antenna includes two laterally zygomorphic oscillator unit；Each oscillator unit includes
The first rectangular resonance band 921, described first resonance band 921 one end is had to be extended with the second resonance band 922 of concave shape, second
The 3rd resonance band 923 of a rhombus it is provided with between the free end of two support arms of resonance band 922, described 3rd resonance band 923
A plurality of 4th resonance band 924 parallel to each other it is provided with between two of which opposite side；Between two support arms of the second resonance band 922 also
It is provided with the decoupling resonance band 927 in square waveform；Described decoupling resonance band 927 includes many group and raises one's arm；Each described son is raised one's arm
Including base arm 927a, described base arm 927a side is connected with the second resonance band 922, also includes the free end from base arm 927a
The first side wall 927b extended upward, also includes the top arm 927c that the free end from the first side wall 927b extend horizontally away,
Described top arm 927c is extended with the second sidewall 927d downward vertically；The decoupling band of work shape it is provided with between said two oscillator unit
925, described decoupling band 925 is made up of quasiconductor.
Designed by the microstrip circuit structure not less than 300 times, and by being not less than 500 tests and parameter adjustment
Under, finally determine above-mentioned antenna structure, simulation strong electric field environment under and simulation electric field frequency hopping degree in 200-630HZ situation
Under, this antenna, all show excellent communication electric parameter performance in 700MHZ to 1000MHZ frequency range, concrete, radiating element
It is more than 35dB than before and after in 31dB, frequency band than average before and after minimum frequency；Low frequency dot gains is more than 9.37dBi, in frequency band
Average gain is more than 9.8dBi.
Concrete actual test result such as following table HFSS15 computed in software:
Test frequency range section
Before and after in frequency band than
Corresponding gain
700MHz
31.222dB
9.4001dBi
750MHz
31.856dB
9.4216dBi
850MHz
32.325dB
9.5352dBi
870MHz
32.687dB
9.6159dBi
890MHz
33.987dB
9.7650dBi
910MHz
33.999dB
9.9321dBi
920MHz
34.147dB
9.9225dBi
940MHz
35.236dB
9.9150dBi
1000MHz
36.100dB
10.250dBi
Simulation strong electric field environment under and simulation electric field frequency hopping degree in the case of 200-630HZ, specifically from experimental data cut
Take the gain data figure than datagram and three frequency ranges before and after three frequency ranges, such as Fig. 3 to Fig. 8, at 700MHz to 1000MHz
Achieve excellent before and after ratio characteristic,
Wherein, when 700MHz, such as Fig. 4, in its frequency band before and after ratio for 31.222dB；When 890MHz, such as Fig. 5, in its frequency band
Front and back than for 33.987dB；When 1000MHz, such as Fig. 7, in its frequency band before and after ratio for 36.100dB；And the performance in gain:
Such as Fig. 6, it is when 700MHz, and its gain reaches: 9.4001dBi；Such as Fig. 7, it is when 890MHz, and its gain reaches:
9.7650dBi；Such as Fig. 8, it is when 1000MHz, and its gain reaches: 10.250dBi；It is known that ratio is big before and after in it is average
In 33dB, its gain is averagely more than 9.8dBi.Coordinating two decoupling plates, line met under highfield, to 700MHz extremely another day
The use requirement of 1000MHz frequency range, stable performance；After coordinating decoupling plate to use, it was demonstrated that it is not disturbed by highfield.
Communication antenna described in the present embodiment, described each oscillator unit also includes two rectangular trapezoidal Ye Shengzhen
Sheet 926, raw sheet 926 top that shakes of each leaf is provided with multiple semicircle sluice gate；Described the first side wall 927b and the second sidewall 927d is high
Spending identical and be set to H, the transverse width of described base arm 927a is set to W, and the transverse width of top arm 927c is set to K, described K+H=
1.25(K+W).Simulation strong electric field environment under and simulation electric field frequency hopping degree in the case of 200-630HZ, this antenna, it was demonstrated that symbol
Closing under the structure of formula K+H=1.25 (K+W), this antenna performance can more be stablized, and directivity also can be more uniform, and decoupling degree is also
Can be higher, gain also makes moderate progress.
Communication antenna described in the present embodiment, two described first resonance bands 921 are provided with feed coupling aperture.The present embodiment
Described communication antenna, a length of 20cm of described 4th resonance band 924.Communication antenna described in the present embodiment, decouples band 925
Four free ends be circular arc.Being learnt by experiment simulation and actual measurement, this structure increases further, the electricity of antenna system
Gas performance.
Communication antenna described in the present embodiment, the quantity of described semicircle sluice gate is 6-9；Described semicircle sluice gate straight
Footpath is 0.3cm-0.5cm.
The above is only a preferred embodiment of the present invention, therefore all according to the structure described in present patent application scope
Make, equivalence change that feature and principle are done or modify, be included in the protection domain of present patent application.
Claims (4)
1. a communication antenna, it is characterised in that: including reflecting plate (92), reflecting plate (92) is pcb board, on reflecting plate (92)
Being provided with microstrip antenna, microstrip antenna includes two laterally zygomorphic oscillator unit；Each oscillator unit includes rectangular
First resonance band (921), described first resonance band (921) one end is extended with the second resonance band (922) of concave shape, the second resonance
The 3rd resonance band (923) of a rhombus, described 3rd resonance band (923) it is provided with between the free end of two support arms of band (922)
Two of which opposite side between be provided with a plurality of 4th resonance band (924) parallel to each other；Two support arms of the second resonance band (922)
Between be additionally provided with decoupling resonance band (927) in square waveform；
Described decoupling resonance band (927) includes many group and raises one's arm；Each described son is raised one's arm and is included base arm (927a), the described end
Arm (927a) side is connected with the second resonance band (922), also include that the free end from base arm (927a) extends upward
One sidewall (927b), also includes the top arm (927c) that the free end from the first side wall (927b) extend horizontally away, described top arm
(927c) the second sidewall (927d) it is extended with downward vertically；
Being provided with the decoupling band (925) of work shape between said two oscillator unit, described decoupling band (925) is made up of quasiconductor.
A kind of communication antenna the most according to claim 1, it is characterised in that: four free ends of decoupling band (925) are circle
Arc.
A kind of communication antenna the most according to claim 1, it is characterised in that: the quantity of described semicircle sluice gate is 6-9；
A diameter of 0.3cm-0.5cm of described semicircle sluice gate.
A kind of communication antenna the most according to claim 1, it is characterised in that: described the first side wall (927b) and the second sidewall
(927d) the most identical and be set to H, the transverse width of described base arm (927a) is set to W, and the transverse width of top arm (927c) is set to
K, described K+H=1.25 (K+W).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610722719.5A CN106299647A (en) | 2016-08-25 | 2016-08-25 | A kind of communication antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610722719.5A CN106299647A (en) | 2016-08-25 | 2016-08-25 | A kind of communication antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106299647A true CN106299647A (en) | 2017-01-04 |
Family
ID=57616403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610722719.5A Withdrawn CN106299647A (en) | 2016-08-25 | 2016-08-25 | A kind of communication antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106299647A (en) |
-
2016
- 2016-08-25 CN CN201610722719.5A patent/CN106299647A/en not_active Withdrawn
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170104 |
|
| WW01 | Invention patent application withdrawn after publication | ||
| DD01 | Delivery of document by public notice |
Addressee: Hu Dakai Document name: Notification of Approving Refund |
|
| DD01 | Delivery of document by public notice |