CN106848579A - The adaptive switched beam antenna system of mobile communication and its antenna - Google Patents
The adaptive switched beam antenna system of mobile communication and its antenna Download PDFInfo
- Publication number
- CN106848579A CN106848579A CN201611193133.0A CN201611193133A CN106848579A CN 106848579 A CN106848579 A CN 106848579A CN 201611193133 A CN201611193133 A CN 201611193133A CN 106848579 A CN106848579 A CN 106848579A
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- network
- antenna
- switching switch
- power division
- mobile communication
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- 238000010295 mobile communication Methods 0.000 title claims abstract description 33
- 230000003044 adaptive effect Effects 0.000 title claims abstract description 29
- 230000005540 biological transmission Effects 0.000 claims abstract description 19
- 238000010276 construction Methods 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 4
- 239000011159 matrix material Substances 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 description 7
- 238000003786 synthesis reaction Methods 0.000 description 7
- 239000004744 fabric Substances 0.000 description 4
- 229920000642 polymer Polymers 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000002194 synthesizing effect Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- 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
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/0006—Particular feeding systems
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/0006—Particular feeding systems
- H01Q21/0025—Modular arrays
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
Landscapes
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The present invention relates to antenna technical field, a kind of adaptive switched beam antenna system of mobile communication and its antenna are disclosed, include antenna-reflected plate, aerial array, at least a power division network, N number of beam forming network and antenna terminal, N >=2；N number of beam forming network different beams form each other, the aerial array is located on the antenna-reflected plate, and connection forms transmission link between the aerial array and the power division network, N number of beam forming network and the antenna terminal, at least one switching switch forms specified transmission network and is connected with the antenna terminal for switching the aerial array and the power division network on the transmission link with the specified beam forming network.Whereby, the present invention can free switching meet the form of beams of covering demand, improve message capacity.
Description
Technical field
The present invention relates to antenna technical field, more particularly to a kind of adaptive switched beam antenna system of mobile communication and its day
Line.
Background technology
With developing rapidly for mobile communication technology and sharply increasing for service of mobile communication, mobile communications network covers
Cover area expands and perfect continuous, as the antenna for base station of one of GSM critical component correspondingly with network
Construction become more and more important.Traditional antenna for base station, (simple beam is covered or many to can be only done a kind of covering of form of beams
Wave cover), when coverage cell message capacity or coverage distance change, it is impossible to which wave cover form is adjusted accordingly
It is whole, and presence can not meet the situation that covering is required.
In summary, prior art there will naturally be inconvenience and defect in actual use, it is therefore necessary to be improved.
The content of the invention
For above-mentioned defect, it is an object of the invention to provide a kind of adaptive switched beam antenna system of mobile communication and its
Antenna, can free switching meet the form of beams of covering demand, improve message capacity.
To achieve these goals, the present invention provides a kind of adaptive switched beam antenna system of mobile communication, includes antenna
Reflecting plate, aerial array, at least a power division network, N number of beam forming network and antenna terminal, N >=2；N number of wave beam is closed
Into network different beams form each other, the aerial array is located on the antenna-reflected plate, and the aerial array with it is described
Connection forms transmission link between power division network, N number of beam forming network and the antenna terminal, and at least one switching is opened
Close on the transmission link for switching the aerial array and the power division network with the specified Beam synthesis net
Network forms specified transmission network and is connected with the antenna terminal.
According to the described adaptive switched beam antenna system of mobile communication, include the first switching switch and the second switching is opened
Close；The output end of the aerial array is connected with the input of the power division network, and the output end of the power division network is connected to
The input of the first switching switch, the output end of the first switching switch is connected to N number of beam forming network
Input, the output end of N number of beam forming network is connected to the input of the second switching switch, second switching
The output end of switch is connected with the antenna terminal.
According to the described adaptive switched beam antenna system of mobile communication, the aerial array include M array antennas battle array, M >=
2；It is provided with P power division networks and >=1 is connected and P=M*R, R with the aerial array.
According to the described adaptive switched beam antenna system of mobile communication, the antenna terminal is provided with T joint input, T
≥1。
According to the described adaptive switched beam antenna system of mobile communication, if Q is the input of N number of beam forming network
Mouth number, W is the output port number of N number of beam forming network, Q >=1, W >=1；Then the first switching switch is set to singly enter Q
Go out or enter more the switch module that Q goes out, the second switching switch is set to W and enters singly to go out or W enters the switch module that has more and described the
The output end of two switching switches is connected with the input of the antenna terminal.
According to the described adaptive switched beam antenna system of mobile communication, the mode that has a down dip of the power division network is for fixation has a down dip
Angle mode or electricity adjust angle of declination mode；And/or
The power division network is made up of strip line or microstrip line or feed cable.
According to the described adaptive switched beam antenna system of mobile communication, the input port number of N number of beam forming network
It is identical with output port number.
According to the described adaptive switched beam antenna system of mobile communication, N number of beam forming network includes power division network
And/or Butler matrix network and/or coupling network.
It is the antenna-reflected plate, the aerial array, described according to the described adaptive switched beam antenna system of mobile communication
Power division network, switching switch, N number of beam forming network and the antenna terminal are formed in one structure；Or
The antenna-reflected plate, the aerial array, the power division network, switching switch, N number of Beam synthesis
Network and antenna terminal modular construction independent each other.
The present invention also proposes a kind of antenna of the adaptive switched beam antenna system of mobile communication including described in any of the above.
The present invention includes antenna-reflected plate, aerial array, at least a power division network, N number of beam forming network and day
Wire terminal, N >=2；N number of beam forming network different beams form each other, the aerial array is located at the antenna-reflected
Connected on plate, and between the aerial array and the power division network, N number of beam forming network and the antenna terminal
Transmission link is formed, at least one switching switch is on the transmission link for switching the aerial array and the work(subnetting
Network forms specified transmission network and is connected with the antenna terminal with the specified beam forming network.Whereby, the present invention can
Free switching meets the form of beams of covering demand, improves message capacity.
Brief description of the drawings
Fig. 1 is the schematic diagram of the adaptive switched beam antenna system of mobile communication described in the preferred embodiment of the present invention；
Fig. 2 is that the specific end pin connection of the adaptive switched beam antenna system of mobile communication described in the preferred embodiment of the present invention is shown
It is intended to.
Specific embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
The adaptive switched beam antenna system of mobile communication described in the preferred embodiments of the present invention is as shown in figure 1, include day
Line reflection plate 10, at least aerial array 11, a power division network 12, N number of beam forming network and antenna terminal, N >=2；N number of institute
Beam forming network different beams form each other is stated, the aerial array 11 is located on antenna-reflected plate 10, and the antenna array
Between row 11 and power division network 12, N number of beam forming network and antenna terminal connection form transmission link, at least all
Switch is changed on the transmission link for switched antenna array 11 and power division network 12 and the specified Beam synthesis net
Network forms transmission network and is connected with the antenna terminal (not shown).The control switching switch leads to by aerial array 11
Cross power division network 12 and form transmission network and and antenna with the single specified beams synthesis network connection in N number of beam forming network
Joint is connected, and the antenna terminal can be shared joints, because the form of beams of each beam forming network is different, then switch not
Same beam forming network can realize the application of the different sectors covering of antenna.The present invention can overcome existing mobile communication base station day
Line generally only has a kind of sector mulching method of fixation, it is necessary to replace antenna to realize the shortcoming of different application, improves movement
The message capacity of communication base station, simplifies the installation of base station.
Preferably, the switching switch 22 of the first switching switch 21 and second is included；The output end of the aerial array 11
Input with power division network 12 is connected, and the output end of the power division network 12 is connected to the input of the first switching switch 21,
The output end of the first switching switch 21 is connected to the input of N number of beam forming network 13, N number of Beam synthesis
The output end of network is connected to the input of the second switching switch 22, the output end and antenna terminal of the second switching switch 22
Connection.
The aerial array 11 includes M array antennas battle array, M >=2；P power division network 12 is provided with to be connected with aerial array and P
=M*R, R >=1.The aerial array 11 of the present embodiment includes several columns antenna array, and institute's power division network 12 and antenna array columns
It is corresponding.Such as Fig. 2, the present embodiment is preferably M=4, R=2 and P=4*2=8；That is the aerial array 11 of the present embodiment includes
There is 4 array antennas battle array, and there are 8 power division networks to be connected with the aerial array 11.
If Q is the input port number of N number of beam forming network, W is the output port of N number of beam forming network
Number, Q >=1, W >=1；Then the first switching switch 21 is set to singly to enter Q and goes out or enter more the switch module that Q goes out, second switching
Switch 22 is set to W and enters singly to go out or W enters the switch module having more.The output port and N number of wave beam of i.e. described first switching switch 21
The input port for synthesizing network 13 is corresponding, and the output port of N number of beam forming network is defeated with the second switching switch 22
Inbound port is corresponding.The present embodiment has been set to two beam forming networks, respectively the first beam forming network 131 and the second ripple
Shu Hecheng networks 132, can be respectively the beam types of a width of 65 degree and 33 degree of horizontal plane ripple, therefore, the present embodiment is in antenna
Joint need not it is increased under the premise of, covered by controlling switching switch in the horizontal direction to switch two kinds of different beams；As schemed
2, the beam forming network 132 of first beam forming network 131 and second is designed with eight inputs and four outputs respectively
End, i.e., above-mentioned Q=8*2=16, W=4*2=8, then the output port number of the first switching switch 21 is 16, and second cuts
The input port number for changing switch 22 is 8；It is provided with 8 power division networks and 21 is connected with the described first switching switch according to above-mentioned, then
The first switching switch is set to the switch module of 8 inputs and 16 output ends.
The antenna terminal is provided with T joint input 221, T >=1；The second switching switch 22 is set to W and enters what T went out
The output end of switch module and the second switching switch 22 is connected with the joint input.Such as Fig. 2, the present embodiment is preferably
Four joint inputs 221, i.e. T=4；Four joint inputs 221 can switch 22 correspondences and be connected to first by the second switching
The output end of one of beam forming network of the beam forming network 132 of beam forming network 131 and second, the antenna connects
Head can be attached by the corresponding joint input 221 of beam forming network.Due to the input of the described second switching switch 22
Port number is 8, then the second switching switch 22 of the present embodiment is set to the switch module of 8 inputs and 4 output ends.
Concrete operating principle is as follows：
The first switching switch 21 and the second switching switch 22 are at least provided with two switching states, the present embodiment point
Dou Youxuanwei not two switching states；
It is described first switching switch 21 the first switching state be：The first switching switch 21 and the first wave beam polymer fabric
The input path connection of network 131, and the input of the first switching switch 21 and the second beam forming network 132 is disconnected
Road.
It is described first switching switch 21 the second switching state be：The first switching switch 21 and the first wave beam polymer fabric
The input of network 131 is breaking, and the input path of the first switching switch 21 and the second beam forming network 132 connects
Connect.
It is described second switching switch 22 the first switching state be：The second switching switch 22 and the first wave beam polymer fabric
The output end path connection of network 131, and the output end of the second switching switch 22 and the second beam forming network 132 is disconnected
Road.
It is described second switching switch 22 the second switching state be：The second switching switch 22 and the first wave beam polymer fabric
The output end of network 131 is breaking, and the second switching switch 22 is connected with the output end path of the second beam forming network.
Therefore, when the first switching switch 21 and the second switching switch 22 are all switched to the first switching state, the first wave beam
The input for synthesizing network 131 carries out path and is connected with the first switching switch 21 and the second switching switch 22 respectively with output end,
I.e. described aerial array 11, power division network 12 form path and are connected with the first beam forming network 131, and what final antenna was covered is
The wave beam state that first beam forming network 131 is supported；When the first switching switch 21 and the second switching switch 22 are all switched to the
During two switching states, input and the output end of the second beam forming network 132 are cut with the first switching switch 21 and second respectively
Changing switch 22 carries out path connection, i.e., described aerial array 11,12 and second beam forming network of power division network 132 form path
Connection, what final antenna was covered is the wave beam state that the second beam forming network 132 is supported；So as to realize antenna according to actually covering
Lid requires the purpose of switching-beam covering.Certainly, the present invention may also provide 3,4 even more than beam forming network carry out
Switching, and its corresponding switching switch also is provided with corresponding switching state.The switching state of the switching switch can be nothing
Line traffic control or electricity regulation and control system or control manually.
Preferably, the mode that has a down dip of the power division network 12 is that fixed angle of declination mode or electricity adjust angle of declination mode, when
Can also be so that others have a down dip the modes such as mode；The power division network 12 is made up of strip line or microstrip line or feed cable.
Can be strip line or microstrip line or feed cable, naturally it is also possible to be that other can realize the power division network shape that amplitude-phase is distributed
Formula.The feeding network that the power division network 12 of the present embodiment is made up of feed cable.
The input port number of N number of beam forming network is identical with output port number.N number of beam forming network can
Realize different power and phase assignments.
N number of beam forming network includes power division network and/or Butler matrix network and/or coupling network, described
Beam forming network can also be other latticed forms.I.e. in the present embodiment, first beam forming network 131 and described
Second beam forming network 132 can be respectively power division network, Butler matrix network or coupling network any one can also be
Other latticed forms.
The antenna-reflected plate 10, aerial array 11, power division network 12, switching switch, N number of beam forming network with
And antenna terminal is formed in one structure.
Can also be, the antenna-reflected plate 10, aerial array 11, power division network 12, switching switch, N number of wave beam
Synthesis network and antenna terminal modular construction independent each other.
The present invention also proposes a kind of antenna including the above-mentioned adaptive switched beam antenna system of mobile communication.
In sum, the present invention includes antenna-reflected plate, aerial array, at least a power division network, N number of Beam synthesis net
Network and antenna terminal, N >=2；N number of beam forming network different beams form each other, the aerial array is located at described
On antenna-reflected plate, and the aerial array and the power division network, N number of beam forming network and the antenna terminal
Between connection form transmission link, at least one switching switch is on the transmission link for switching the aerial array and institute
Power division network is stated to form specified transmission network with the specified beam forming network and be connected with the antenna terminal.Whereby,
The present invention can free switching meet the form of beams of covering demand, improve message capacity.
Certainly, the present invention can also have other various embodiments, ripe in the case of without departing substantially from spirit of the invention and its essence
Know those skilled in the art and work as and various corresponding changes and deformation, but these corresponding changes and change can be made according to the present invention
Shape should all belong to the protection domain of appended claims of the invention.
Claims (10)
1. the adaptive switched beam antenna system of a kind of mobile communication, it is characterised in that include antenna-reflected plate, aerial array, extremely
Few a power division network, N number of beam forming network and antenna terminal, N >=2；N number of beam forming network different beams each other
Form, the aerial array is located on the antenna-reflected plate, and the aerial array and the power division network, N number of ripple
Connection forms transmission link between Shu Hecheng networks and the antenna terminal, and at least one switching switch is located at the transmission link
It is upper to form specified transmission network with the specified beam forming network for switching the aerial array and the power division network
And be connected with the antenna terminal.
2. the adaptive switched beam antenna system of mobile communication according to claim 1, it is characterised in that include the first switching
Switch and the second switching switch；The output end of the aerial array is connected with the input of the power division network, the work(subnetting
The output end of network is connected to the input of the first switching switch, and the output end of the first switching switch is connected to the N
The input of individual beam forming network, the output end of N number of beam forming network is connected to the defeated of the second switching switch
Enter end, the output end of the second switching switch is connected with the antenna terminal.
3. the adaptive switched beam antenna system of mobile communication according to claim 1, it is characterised in that the aerial array bag
M array antennas battle array, M >=2 are included；It is provided with P power division networks and >=1 is connected and P=M*R, R with the aerial array.
4. the adaptive switched beam antenna system of mobile communication according to claim 1, it is characterised in that the antenna terminal sets
There are T joint input, T >=1.
5. the adaptive switched beam antenna system of mobile communication according to claim 2, it is characterised in that it is N number of ripple to set Q
The input port number of Shu Hecheng networks, W is the output port number of N number of beam forming network, Q >=1, W >=1；Then described
One switching switch is set to singly to enter Q and goes out or enter more the switch module that Q goes out, and the second switching switch is set to W and to enter singly go out or W enters to have more
Switch module and it is described second switching switch output end be connected with the input of the antenna terminal.
6. the adaptive switched beam antenna system of mobile communication according to claim 1, it is characterised in that the power division network
The mode that has a down dip is that fixed angle of declination mode or electricity adjust angle of declination mode；And/or
The power division network is made up of strip line or microstrip line or feed cable.
7. the adaptive switched beam antenna system of mobile communication according to claim 1, it is characterised in that N number of wave beam is closed
Input port number into network is identical with output port number.
8. the adaptive switched beam antenna system of mobile communication according to claim 1, it is characterised in that N number of wave beam is closed
Include power division network and/or Butler matrix network and/or coupling network into network.
9. the adaptive switched beam antenna system of mobile communication according to claim 1, it is characterised in that the antenna-reflected
Plate, the aerial array, the power division network, switching switch, N number of beam forming network and the antenna terminal
Be formed in one structure；Or
The antenna-reflected plate, the aerial array, the power division network, switching switch, N number of beam forming network
And antenna terminal modular construction independent each other.
10. a kind of antenna including just like the adaptive switched beam antenna system of mobile communication described in any one of claim 1~9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611193133.0A CN106848579A (en) | 2016-12-21 | 2016-12-21 | The adaptive switched beam antenna system of mobile communication and its antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611193133.0A CN106848579A (en) | 2016-12-21 | 2016-12-21 | The adaptive switched beam antenna system of mobile communication and its antenna |
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| Publication Number | Publication Date |
|---|---|
| CN106848579A true CN106848579A (en) | 2017-06-13 |
Family
ID=59135258
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| CN201611193133.0A Pending CN106848579A (en) | 2016-12-21 | 2016-12-21 | The adaptive switched beam antenna system of mobile communication and its antenna |
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| CN109149135A (en) * | 2018-08-27 | 2019-01-04 | 京信通信系统（中国）有限公司 | The switching device of antenna and its feeding network |
| CN109509991A (en) * | 2018-12-29 | 2019-03-22 | 江苏亨鑫科技有限公司 | A kind of converting antenna, antenna module and base station |
| WO2019128924A1 (en) * | 2017-12-27 | 2019-07-04 | 华为技术有限公司 | Antenna device and beam state switching method |
| CN110391506A (en) * | 2018-04-18 | 2019-10-29 | 上海华为技术有限公司 | A kind of antenna system, feeding network reconstructing method and device |
| CN112134033A (en) * | 2020-09-28 | 2020-12-25 | 中天通信技术有限公司 | Hybrid antenna |
| CN112533224A (en) * | 2019-09-17 | 2021-03-19 | 中国移动通信有限公司研究院 | Beam switching method, measuring method, device, terminal and network side equipment |
| GB2605373A (en) * | 2021-03-29 | 2022-10-05 | Airspan Ip Holdco Llc | Antenna apparatus, antenna system and method of operation |
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| US10958322B2 (en) | 2017-12-27 | 2021-03-23 | Huawei Technologies Co., Ltd. | Antenna apparatus and beam state switching method |
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| CN109509991A (en) * | 2018-12-29 | 2019-03-22 | 江苏亨鑫科技有限公司 | A kind of converting antenna, antenna module and base station |
| CN112533224A (en) * | 2019-09-17 | 2021-03-19 | 中国移动通信有限公司研究院 | Beam switching method, measuring method, device, terminal and network side equipment |
| CN112533224B (en) * | 2019-09-17 | 2023-09-19 | 中国移动通信有限公司研究院 | Beam switching method, measuring device, terminal and network equipment |
| CN112134033A (en) * | 2020-09-28 | 2020-12-25 | 中天通信技术有限公司 | Hybrid antenna |
| CN112134033B (en) * | 2020-09-28 | 2023-03-31 | 中天通信技术有限公司 | Hybrid antenna |
| GB2605373A (en) * | 2021-03-29 | 2022-10-05 | Airspan Ip Holdco Llc | Antenna apparatus, antenna system and method of operation |
| US11888237B2 (en) | 2021-03-29 | 2024-01-30 | Airspan Ip Holdco Llc | Antenna apparatus, antenna system and method of operation |
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