CN107645066A - Improve the communication base station antenna that secondary lobe suppresses - Google Patents
Improve the communication base station antenna that secondary lobe suppresses Download PDFInfo
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- CN107645066A CN107645066A CN201710659463.2A CN201710659463A CN107645066A CN 107645066 A CN107645066 A CN 107645066A CN 201710659463 A CN201710659463 A CN 201710659463A CN 107645066 A CN107645066 A CN 107645066A
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- 230000005764 inhibitory process Effects 0.000 abstract description 7
- 230000005855 radiation Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000001629 suppression Effects 0.000 description 4
- 238000003491 array Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
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Abstract
The present invention discloses a kind of communication base station antenna for improving secondary lobe and suppressing, including reflecting plate, the layered transducer elements being arranged on reflecting plate and the phase shifter being connected with layered transducer elements；Layered transducer elements have layered transducer elements group, and layered transducer elements group has the layered transducer elements unit of multiple longitudinal arrangements.Layered transducer elements unit has six oscillator, a signal feed-in part, one first power splitter and one second power splitters in the arrangement of 3X2 array-likes；Two oscillators of a middle row are connected with signal feed-in part.Two oscillators that left side one arranges are connected with the first power splitter.Two oscillators that right side one arranges are connected with the second power splitter.First power splitter and the second power splitter are connected with signal feed-in part respectively.Pass through the layered transducer elements element output signal that is arranged in 3X2 array-likes because the present invention improves the communication base station antenna that secondary lobe suppresses, and the power output of corresponding oscillator is configured by the first power splitter and the second power splitter, so as to improve secondary lobe inhibition, and then increase radiation length.
Description
Technical field
The present invention relates to communication technical field, more particularly to a kind of communication base station antenna for improving secondary lobe and suppressing.
Background technology
With being continuously increased for high ferro operation mileage, the technical difficulty to be communicated along high ferro is also brought.Due to high ferro
Overall trip speed is fast, and existing communication base station antenna arranges that, wherein 4 row oscillators are divided into two groups, every group two row shake using 4 row oscillators
Son.Two row oscillators are by phase shifter FD feed, and the power of each column oscillator is identical.Due to the ripple of existing communication base station antenna
Beam secondary lobe inhibition is poor, therefore its radiation length is shorter, therefore needs in same distance the communication base station antenna number configured
Measure it is more, therefore when high ferro quickly moves, speed frequency that mobile terminal can be caused to switch between different communication antenna for base station
It is numerous, so as to cause the signal interruption of mobile terminal.
The content of the invention
It is an object of the invention to provide a kind of communication base station antenna for improving secondary lobe and suppressing, it is intended to improves the suppression of its secondary lobe
Effect processed, increase its radiation length.
In order to realize the purpose of the present invention, the present invention provides a kind of communication base station antenna for improving secondary lobe and suppressing, including anti-
Penetrate plate, the layered transducer elements being arranged on reflecting plate and the phase shifter being connected with layered transducer elements；Layered transducer elements have layered transducer elements
Group, layered transducer elements group have the layered transducer elements unit of multiple longitudinal arrangements.There are layered transducer elements unit six to be arranged in 3X2 array-likes
The oscillator of row, a signal feed-in part, one first power splitter and one second power splitter；The two of the row of centre one of layered transducer elements unit
Oscillator is respectively the first oscillator and the second oscillator from top to bottom, and first oscillator and the second oscillator connect with signal feed-in part
Connect；Two oscillators that the left side one of layered transducer elements unit arranges are respectively the 3rd oscillator and the 4th oscillator from top to bottom, the 3rd oscillator
It is connected with the 4th oscillator with the first power splitter；Two oscillators that the right side one of layered transducer elements unit arranges are respectively the 5th from top to bottom
Oscillator and the 6th oscillator, the 5th oscillator and the 6th oscillator are connected with the second power splitter, and the first power splitter and the second work(point
Device is connected with signal feed-in part respectively.
The improvement of the communication base station antenna suppressed as above-mentioned raising secondary lobe, the layered transducer elements have two left-right situs
Layered transducer elements group.
The improvement of the communication base station antenna suppressed as above-mentioned raising secondary lobe, the layered transducer elements group have five oscillator battle arrays
Column unit.
The improvement of the communication base station antenna suppressed as above-mentioned raising secondary lobe, five layered transducer elements of the layered transducer elements group
The power-division ratios of unit in a longitudinal direction are classified as 3:7:10:7:3.
The improvement of the communication base station antenna suppressed as above-mentioned raising secondary lobe, the first oscillator of the layered transducer elements unit,
Second oscillator, the 3rd oscillator, the 4th oscillator, the power-division ratios of the 5th oscillator and the 6th oscillator are classified as 2:2:1:1:1:1.
Pass through the layered transducer elements unit that is arranged in 3X2 array-likes because the present invention improves the communication base station antenna that secondary lobe suppresses
Output signal, and the power of the 3rd oscillator and the 4th oscillator output signal is configured by the first power splitter, pass through the second work(point
Device configures the power of the 5th oscillator and the 6th oscillator output signal, so as to improve secondary lobe inhibition, increase gain, enters
And increase radiation length.
Brief description of the drawings
Fig. 1 is the front view figure that the present invention improves the communication base station antenna that secondary lobe suppresses；
Fig. 2 is the oscillator connection diagram that the present invention improves the communication base station antenna that secondary lobe suppresses；
Fig. 3 is the connection diagram for the layered transducer elements unit that the present invention improves the communication base station antenna that secondary lobe suppresses；
Fig. 4 is beam pattern of the communication base station antenna in 1710MHz that the present invention improves secondary lobe suppression；
Fig. 5 is beam pattern of the communication base station antenna in 2170MHz that the present invention improves secondary lobe suppression.
The realization, functional characteristics and advantage of the object of the invention will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
Technical scheme of the present invention is described in further detail with specific embodiment below in conjunction with the accompanying drawings, so that this
The technical staff in field can be better understood from the present invention and can be practiced, but illustrated embodiment is not as the limit to the present invention
It is fixed.
Fig. 1 and Fig. 2 are referred to, improve the communication base station antenna that secondary lobe suppresses there is disclosed the present invention one is preferable to carry out
Example, in the present embodiment, improving the communication base station antenna that secondary lobe suppresses includes reflecting plate 10, the oscillator being arranged on reflecting plate 10
Array 20 and the phase shifter 30 being connected with layered transducer elements 20.The reflecting plate 10 is rectangle.
Referring to Fig. 3, layered transducer elements 20 have layered transducer elements group 21.Layered transducer elements group 21 has shaking for multiple longitudinal arrangements
Sub-array units 210.In the present embodiment, layered transducer elements group 21 has five layered transducer elements units 210.
Layered transducer elements unit 210 has six oscillators, a signal feed-in part 211, one first power splitter 212 and one second
Power splitter 213, six oscillators arrange in 3X2 array-likes, that is, six oscillators are arranged as three row in a lateral direction, vertical
Two rows are arranged as on to direction.Two oscillators of a middle row are respectively defined as the first oscillator 214 and the second oscillator from top to bottom
215, and the oscillator 215 of the first oscillator 214 and second is connected with signal feed-in part 211.Left side one arrange two oscillators on to
Under be respectively defined as the 3rd oscillator 216 and the 4th oscillator 217, the 3rd oscillator 216 and the 4th oscillator 217 with the first power splitter
212 connections.Two oscillators that right side one arranges are respectively defined as the 5th oscillator 218 and the 6th oscillator 219, the 5th oscillator from top to bottom
218 and the 6th oscillator 219 be connected with the second power splitter 213.
First power splitter 212 and the second power splitter 213 are connected with signal feed-in part 211 respectively, so as to pass through the first work(point
The power splitter 213 of device 212 and second can configure the power of three row oscillators.
When the present invention improves the communication base station Antenna Operation that secondary lobe suppresses, phase shifter 50 is connected with signal feed-in part 211,
For exporting certain power and the signal of a phase bit to signal feed-in part 211.Signal feed-in part 211 presents above-mentioned signal respectively
Enter the first oscillator 214 and the second oscillator 215, the first power splitter 212 and the second power splitter 213.The first power splitter of feed-in 212
Signal is respectively fed into the 3rd oscillator 216 and the 4th oscillator 217 again, so as to configure the 3rd oscillator 216 and the 4th oscillator 217 output letter
Number power.The signal of the second power splitter of feed-in 213 is respectively fed into the 5th oscillator 218 and the 6th oscillator 219 again, so as to configure
The power of five oscillators 218 and the output signal of the 6th oscillator 219.
Pass through the layered transducer elements unit that is arranged in 3X2 array-likes because the present invention improves the communication base station antenna that secondary lobe suppresses
210 output signals, and the power of the 3rd oscillator 216 and the output signal of the 4th oscillator 217 is configured by the first power splitter 212,
The power of 5th oscillator 218 and the output signal of the 6th oscillator 219 is configured by the second power splitter 213, so as to improve secondary lobe
Inhibition, gain is increased, and then increase radiation length.
For further high secondary lobe inhibition, layered transducer elements 20 have the layered transducer elements group 21 of two left-right situs, and often
The power-division ratios of five layered transducer elements units 210 of one layered transducer elements group 21 in a longitudinal direction are classified as 3:7:10:7:3, shake
The first oscillator 214, the second oscillator 215, the 3rd oscillator 216, the 4th oscillator 217, the and of the 5th oscillator 218 of sub-array units 210
The power-division ratios of 6th oscillator 219 are classified as 2:2:1:1:1:1.
Referring to Fig. 4, there is disclosed the present invention to improve communication base station antenna and the existing antenna for base station that secondary lobe suppresses
The comparison diagram of wave beam in 1710MHz, curve N are the wave beam curve of the application, and curve P is the wave beam curve of prior art.
Can significantly it be found out by the contrast, the present invention improves the communication base station antenna that secondary lobe suppresses can be obvious in 1710MHz
Raising to the inhibition of secondary lobe.Referring to Fig. 5, there is disclosed the communication base station antenna of present invention raising secondary lobe suppression and now
The comparison diagram of the wave beam in 2170MHz of some antenna for base station, curve N are the wave beam curve of the application, and curve P is existing skill
The wave beam curve of art.Can significantly it be found out by the contrast, the present invention improves the communication base station antenna that secondary lobe suppresses and existed
The inhibition to secondary lobe can be significantly improved during 2170MHz, increases gain.
The preferred embodiments of the present invention are these are only, are not intended to limit the scope of the invention, it is every to utilize this hair
The equivalent structure or equivalent flow conversion that bright specification and accompanying drawing content are made, or directly or indirectly it is used in other related skills
Art field, is included within the scope of the present invention.
Claims (5)
1. a kind of communication base station antenna for improving secondary lobe and suppressing, including reflecting plate, the layered transducer elements that are arranged on reflecting plate and
The phase shifter being connected with layered transducer elements；Layered transducer elements have layered transducer elements group, and layered transducer elements group has shaking for multiple longitudinal arrangements
Sub-array units；
It is characterized in that：Layered transducer elements unit has six in the oscillators of 3X2 array-likes arrangement, a signal feed-in part, one the
One power splitter and one second power splitter；Two oscillators that the centre one of layered transducer elements unit arranges be respectively from top to bottom the first oscillator and
Second oscillator, and first oscillator and the second oscillator are connected with signal feed-in part；The two of the row of left side one of layered transducer elements unit
Oscillator is respectively from top to bottom the 3rd oscillator and the 4th oscillator, and the 3rd oscillator and the 4th oscillator are connected with the first power splitter；
Two oscillators that the right side one of layered transducer elements unit arranges are respectively the 5th oscillator and the 6th oscillator from top to bottom, the 5th oscillator and the
Six oscillators are connected with the second power splitter, and the first power splitter and the second power splitter are connected with signal feed-in part respectively.
2. the communication base station antenna that secondary lobe suppresses is improved as claimed in claim 1, it is characterised in that the layered transducer elements have
Two layered transducer elements groups of left-right situs.
3. the communication base station antenna that secondary lobe suppresses is improved as claimed in claim 1, it is characterised in that the layered transducer elements group tool
There are five layered transducer elements units.
4. the communication base station antenna that secondary lobe suppresses is improved as claimed in claim 3, it is characterised in that the layered transducer elements group
The power-division ratios of five layered transducer elements units in a longitudinal direction are classified as 3:7:10:7:3.
5. the communication base station antenna that secondary lobe suppresses is improved as claimed in claim 1, it is characterised in that the layered transducer elements unit
The first oscillator, the second oscillator, the 3rd oscillator, the 4th oscillator, the power-division ratios of the 5th oscillator and the 6th oscillator be classified as 2:2:
1:1:1:1。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710659463.2A CN107645066B (en) | 2017-08-03 | 2017-08-03 | Communication base station antenna for improving side lobe suppression |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710659463.2A CN107645066B (en) | 2017-08-03 | 2017-08-03 | Communication base station antenna for improving side lobe suppression |
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| CN107645066A true CN107645066A (en) | 2018-01-30 |
| CN107645066B CN107645066B (en) | 2024-06-14 |
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| CN201710659463.2A Active CN107645066B (en) | 2017-08-03 | 2017-08-03 | Communication base station antenna for improving side lobe suppression |
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