CN206225545U - A kind of multiple-beam system - Google Patents
A kind of multiple-beam system Download PDFInfo
- Publication number
- CN206225545U CN206225545U CN201621022789.1U CN201621022789U CN206225545U CN 206225545 U CN206225545 U CN 206225545U CN 201621022789 U CN201621022789 U CN 201621022789U CN 206225545 U CN206225545 U CN 206225545U
- Authority
- CN
- China
- Prior art keywords
- rood
- graceful lens
- lens group
- graceful
- beam system
- 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.)
- Active
Links
Abstract
The utility model discloses a kind of multiple-beam system, and it includes antenna array, at least a feeding network and an at least electronic switch set, and feeding network includes the graceful lens group of the first rood and the graceful lens group of the second rood of series connection；Wherein, the electronic switch set feed connection graceful lens group of the second rood, the graceful lens group feed connection graceful lens group of the first rood of the second rood, the graceful lens group feed connection antenna array of the first rood.The utility model multiple-beam system simple structure and can realize stabilization two-dimensional scan.
Description
Technical field
The utility model is related to communication technical field, more particularly to a kind of multiple-beam system.
Background technology
Multiple-beam system is widely used in the fields such as satellite communication, radar, electronic countermeasure, and traditional multiple-beam system is big
Realized by the way of phased array more.The mode of phased array can realize the accurate sensing and flexibly scanning of wave beam, but it is needed
Want substantial amounts of integrated phase shifter, power splitter and directional coupler, therefore phased array system equipment amount is big, complexity is high, therewith band
Come the poor and follow-up maintenance difficulties of high cost, reliability it is big the shortcomings of.
Utility model content
The utility model provides a kind of multiple-beam system, to solve multiple-beam system complex structure of the prior art and property
The unstable problem of energy.
To solve the above problems, the utility model proposes a kind of multiple-beam system, including antenna array, an at least feeding network
And an at least electronic switch set, first rood graceful lens group and second rood graceful lens of the feeding network including series connection
Group；Wherein, the electronic switch set feed connection graceful lens group of the second rood, the graceful lens group feed of the second rood connects
Connect the graceful lens group of the first rood, the graceful lens group feed connection antenna array of the first rood.
Wherein, the antenna array includes multiple radiating elements of m n array arrangement, and the radiating element includes an oscillator；
The multiple-beam system includes a feeding network；The graceful lens group of first rood includes the m graceful lens of the first rood, described the
The graceful lens of one rood include n delivery outlet；M × n delivery outlet of the graceful lens group of the first rood of one feeding network, with m
The oscillator of × n array arrangement corresponds feed connection, and described m, n are positive integer.
Wherein, the antenna array includes multiple radiating elements of m n array arrangement, and the radiating element shakes including first
Son and the second oscillator；The multiple-beam system includes two feeding networks；The graceful lens group of first rood includes m the first rood
Graceful lens, the graceful lens of the first rood include n delivery outlet；Wherein, the m of the graceful lens group of the first rood of a feeding network ×
N delivery outlet, corresponds feed and is connected with the first oscillator that m n array is arranged；First rood of another feeding network is graceful
M × n delivery outlet of microscope group, corresponds feed and is connected with the second oscillator that m n array is arranged, and described m, n are just whole
Number.
Wherein, first oscillator and second oscillator constitute dual polarization die casting half-wave dipole.
Wherein, first oscillator and second oscillator are constituted dual polarization die casting half-wave and are shaken with ± 45 ° of polarization mode
Son.
Wherein, the graceful lens of the first rood include a input port；The graceful lens group of second rood includes a second
The graceful lens of rood, the graceful lens of the second rood include m delivery outlet；M × a output of the graceful lens group of the second rood
Mouthful, corresponding feed with m × a input port of the graceful lens group of the first rood and be connected realization series connection, a is just whole
Number.
Wherein, the graceful lens of the second rood include b input port；The electronic switch set includes b electronic switch, institute
Stating electronic switch includes a delivery outlet；B × a delivery outlet of the electronic switch set, with the graceful lens group of the second rood
B × a input port corresponds feed connection, and the b is positive integer.
Wherein, the electronic switch has an input port.
Wherein, the a=m=8, the n=10, the b=7.
Wherein, the graceful lens of the first rood include the first grounding ports, and the graceful lens of the second rood connect including second
Ground port.
The utility model multiple-beam system includes antenna array, at least a feeding network and an at least electronic switch set, feedback
Electric network includes the graceful lens group of the first rood and the graceful lens group of the second rood of series connection；Wherein, electronic switch set feed connection the
The graceful lens group of two roods, the graceful lens group feed connection graceful lens group of the first rood of the second rood, the graceful lens group feed of the first rood
Connection antenna array.The utility model multiple-beam system realizes two-dimensional scan by two groups of graceful lens of rood, and simple structure, performance is steady
Determine and be easy to safeguard.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model multiple-beam system first embodiment；
Fig. 2 is the structural representation of antenna array in multiple-beam system first embodiment shown in Fig. 1；
Fig. 3 is the structural representation of feeding network in multiple-beam system first embodiment shown in Fig. 1；
Fig. 4 is the structural representation of the graceful lens of the first rood in multiple-beam system first embodiment shown in Fig. 1；
Fig. 5 is the structural representation of the graceful lens of the second rood in multiple-beam system first embodiment shown in Fig. 1；
Fig. 6 is the structural representation of electronic switch in multiple-beam system first embodiment shown in Fig. 1；
Fig. 7 is far-field pattern when the graceful lens of the first rood feed in multiple-beam system first embodiment shown in Fig. 1；
Fig. 8 is far-field pattern when the graceful lens of the second rood feed in multiple-beam system first embodiment shown in Fig. 1.
Specific embodiment
To make those skilled in the art more fully understand the technical solution of the utility model, below in conjunction with the accompanying drawings and specifically
A kind of antenna drive device and antenna that implementation method is provided utility model are described in further detail.
Fig. 1 is referred to, Fig. 1 is the structural representation of the utility model multiple-beam system first embodiment, this embodiment party
Formula multiple-beam system 100 includes antenna array 11, feeding network 12 and electronic switch set 13.
Wherein, feeding network 12 includes the graceful graceful lens group 122 of the rood of lens group 121 and second of the first rood of series connection.Electricity
The feed connection graceful lens group 122 of the second rood of sub switch group 13, the graceful feed of lens group 122 the first rood of connection of the second rood is graceful
Microscope group 121, the graceful feed of the lens group 121 connection antenna array 11 of the first rood.
The input port of the control of the electronic switch 11 excitation graceful lens group 122 of the second rood i.e. in present embodiment, and swash successively
The graceful graceful lens group 121 of the rood of lens group 122 and first of the second rood is encouraged, finally antenna array is given by the graceful lens group 121 of the first rood
11 feeds, so as to realize the two-dimensional scan of the azimuth plane of antenna array 11 and pitching face.
Antenna array 11 includes multiple radiating elements 111 and reflecting plate 112, the side that radiating element 111 is arranged with m n array
Formula is arranged on reflecting plate 112.Reflecting plate 112 is aluminium alloy in present embodiment.Radiating element 111 includes an oscillator, should
Radiating element 111 is single polarization radiating element.Fig. 2 is specifically referred to, Fig. 2 is multiple-beam system first embodiment shown in Fig. 1
The structural representation of middle antenna array.
For feeding network 12, Fig. 3, Fig. 4 and Fig. 5 are see, Fig. 3 is multiple-beam system first embodiment shown in Fig. 1
The structural representation of middle feeding network, Fig. 4 is the knot of the graceful lens of the first rood in multiple-beam system first embodiment shown in Fig. 1
Structure schematic diagram, Fig. 5 is the structural representation of the graceful lens of the second rood in multiple-beam system first embodiment shown in Fig. 1.
The graceful lens group 121 of first rood includes the m graceful lens 1211 of the first rood in feeding network 12, and first rood is graceful
Lens 1211 include n delivery outlet 1212.
The whole graceful lens group 121 of first rood then includes m × n delivery outlet 1212, the m × n delivery outlet 1212 and m ×
The radiating element 111 of n array arrangement corresponds feed connection, the mode welded using 50 Ω coaxial cables, to realize antenna
The radiation scanning of battle array 11.Specifically, the n delivery outlet 1212 of the graceful lens 1211 of 1 the first rood of kth can arrange n to kth 1
Individual radiating element 111 feeds, and 2 delivery outlets 1212 of kth of the m graceful lens 1211 of the first rood can be to kth m spoke of 2 row
Unit 111 is penetrated to feed.
Wherein m, n are positive integer, 1≤k1≤m, 1≤k2≤n.And distance between two radiating elements 111 of horizontal direction
It is d=0.6 λ0, distance is L=0.8 λ between two radiating elements 111 of vertical direction0, λ0Centered on frequency free space wave
It is long.
The graceful lens 1211 of first rood also include a input port 1213, therefore including the m graceful lens 1211 of individual first rood
The graceful lens group 121 of first rood has m × a input port 1213.
The corresponding graceful lens group 122 of second rood includes a graceful lens 1221 of the second rood, the graceful lens 1221 of second rood
Including m delivery outlet 1222.Therefore the whole graceful lens group 122 of second rood has m × a delivery outlet 1222.
Above-mentioned m × a delivery outlet 1222 corresponds feed and is connected with m × a input port 1213, uses 50 Ω coaxial electricals
The mode of cable welding.Specifically, the m delivery outlet 1222 of the graceful lens 1221 of 3 the second roods of kth can be to m first sieve
3 input port feeds of kth of special graceful lens 1211, and 4 delivery outlets 1222 of kth of a graceful lens 1221 of the second rood can
A input port 1213 to the kth graceful lens 1211 of 4 the first roods feeds.
Wherein, a is positive integer, 1≤k3≤a, 1≤k4≤m.
The graceful lens 1221 of second rood also include b input port 1223, include the of the individual graceful lens 1221 of second rood of a
The graceful lens group 122 of two roods has b × a input port 1223.
Corresponding electronic switch set 13 has b electronic switch 131, specifically see Fig. 6, and Fig. 6 is multi-beam shown in Fig. 1
The structural representation of electronic switch in system first embodiment.Electronic switch 131 includes a delivery outlet 132 and an input
Mouth 133.Therefore electronic switch set 13 includes b × a delivery outlet 132, and the input port 133 is also the defeated of multiple-beam system 100
Entrance, and input port 133 is N connector, can be facilitated and external radio frequency extension unit (RRU, Radio Remote Unit) phase
Even.Electronic switch 131 is high frequency electronic switch in present embodiment.
B × a the input port 1223 of the graceful lens group 122 of rood of b × a delivery outlet 132 and second of electronic switch set 13
Correspond feed connection, the mode welded using 50 Ω coaxial cables.Specifically, a output of 5 electronic switches of kth
Mouth 132 can feed to 5 input ports 1223 of kth of a graceful lens 1221 of the second rood, and the b kth of electronic switch 6 is defeated
Outlet 132 can feed to the b input port 1223 of the kth graceful lens 1221 of 6 the second roods.
Wherein b is positive integer, 1≤k5≤b, 1≤k6≤a.
The graceful lens 1211 of the rood of the above first can feed to single-row radiating element 111, so as to realize that antenna array 11 is being bowed
The one-dimensional scanning faced upward；And the graceful lens 1221 of the second rood are then graceful via the first rood under the excitation of different input ports 1223
Mirror 1211 feeds to single-row radiating element 111, so as to realize scanning of the antenna array 11 in azimuth plane.Controlled by electronic switch set 15
The switching of the excitation of input port 1223 of the graceful lens 1221 of the second rood is made, so as to realize antenna array 11 in pitching face and azimuth plane
Two-dimensional scan.
Also there are the first grounding ports 1214 on the graceful lens 1211 of first rood, have the on the graceful lens 1221 of the second rood
Two grounding ports 1224.And first the graceful graceful lens 1221 of the rood of lens 1211 and second of rood be microstrip structure, i.e., with medium
Based on substrate, layers of copper is covered in medium substrate lower surface, medium substrate upper surface sets microstripline, and microstripline then includes
The input port of the graceful lens of rood, delivery outlet, lens cavity and grounding ports.
Wherein, input port includes that 50 Ω are input into transmission line and the impedance transition mechanism section being connected with lens cavity；Delivery outlet
Including 50 Ω output transmission lines and the impedance transition mechanism section being connected with lens cavity；Lens cavity is can to make signal from input port
The special cavity of different delay is produced to each delivery outlet, it is according to quasi-optics Theoretical Design；Grounding ports are exported including 50 Ω
Transmission line and be connected with lens cavity impedance transition mechanism section, 50 Ω export line end by weld 50 Ω Chip-Rs come
Ground connection, the purpose is to the signal of absorption lens cavity interior resonance, makes the amplitude distribution of delivery outlet more preferable, reaches effectively suppression
The effect of array beamses secondary lobe.Above-mentioned impedance transition mechanism section can make the impedance of input transmission line and lens cavity reach perfect match
Effect.
A=m=8, n=10, b=7 in present embodiment, antenna array 11 are 8 × 10 radiation cell array.Electronic switch
131 is to include that 8 delivery outlets 132 and 1 input port 133, i.e. electronic switch 131 are 1 throw switch of hilted broadsword 8 for going out 8.And electronic cutting
It is high frequency output to close 131, and the time delay for switching whole piece path reaches musec order.
The graceful lens group 121 of first rood has 8 graceful lens 1211 of the first rood, and the graceful lens 1211 of the first rood have 8
Individual input port 1213 (also referred to as wave beam mouthful) and 10 delivery outlets 1212 (also referred to as array mouthful), and the graceful lens 1211 of the first rood
Can be described as the unit R otman lens of 8 wave beam 10.
One 8 input port 1213 of the graceful lens 1211 of the first rood of excitation, so as to be fed to 10 radiating elements, can
Form 8 wave beams.Fig. 7 is specifically see, Fig. 7 is the graceful lens of the first rood in multiple-beam system first embodiment shown in Fig. 1
Far-field pattern during feed.8 sweep limits of wave beam are between 20 ° and ﹢ 20 ° of ﹣, and 8 the fixed of wave beam point to difference
It is ± 20 °, ± 16 °, ± 9 ° and ± 3 °, wave beam half-power angle width is ﹣ for the cross level between 9.5 ± 0.5 ° and each wave beam
1dB。
The graceful lens group 122 of second rood has 8 graceful lens 1221 of the second rood, and the graceful lens 1221 of the second rood have 7
Individual input port 1223 and 8 delivery outlets 1222, the graceful lens 1221 of second rood can be described as 7 wave beam unit 8 Rotman lens.
Excitation one 7 input port 1223 of the graceful lens 1221 of the second rood, via the graceful lens group 121 of the first rood so as to
To 8 radiating element feeds, 7 wave beams can be formed.Fig. 8 is specifically see, Fig. 8 is real multiple-beam system first shown in Fig. 1
Apply far-field pattern when the graceful lens of the second rood in mode feed.7 sweep limits of wave beam between 30 ° and ﹢ 30 ° of ﹣,
The fixed sensing of each wave beam is respectively ± 30 °, ± 20 °, ± 10 ° and 0 °, wave beam half-power angle width for 14.5 ± 0.5 ° and
Cross level between each wave beam is ﹣ 1dB.
The feeding classification to the radiating element 111 of single polarization is illustrated above.Radiating element 111 can also for circular polarisation,
Linear polarization or dual polarization.
If radiating element is dual polarization, radiating element includes dual polarization die casting oscillator, and dual polarization die casting oscillator is using die sinking
Processing is obtained, and ensure that the structural strength and machining accuracy of oscillator, antenna array is had good circuit performance and radiativity
Energy.Specifically, dual polarization die casting oscillator is made up of the first oscillator and the second oscillator with ± 45 ° of polarization mode, the dual polarization
The input impedance of die casting oscillator is 50 Ω.
And for the multiple-beam system of dual polarization die casting oscillator, the description based on more than to single polarization radiating element, it is known that,
Will be after wherein single polarization oscillator replaces with dual polarization die casting oscillator.Two feeding networks are included in multiple-beam system,
Wherein, a m × n delivery outlet of the graceful lens group of the first rood of feeding network and the first of m n array arrangement
Oscillator corresponds feed connection；M × n delivery outlet of the graceful lens group of the first rood of another feeding network is arranged with m n array
Second oscillator of cloth corresponds feed connection.
Connected mode, the electronic switch set of the graceful lens group of the first rood and the graceful lens group of the second rood in other feeding networks
Connected mode with the graceful lens group of the second rood is similar with above-mentioned single polarization radiating element, specifically repeats no more.
Implementation method of the present utility model is the foregoing is only, the scope of the claims of the present utility model is not thereby limited, it is all
It is the equivalent structure or equivalent flow conversion made using the utility model specification and accompanying drawing content, or directly or indirectly uses
In other related technical fields, similarly it is included in scope of patent protection of the present utility model.
Claims (10)
1. a kind of multiple-beam system, it is characterised in that the multiple-beam system includes antenna array, an at least feeding network and extremely
A few electronic switch set, the feeding network includes the graceful lens group of the first rood and the graceful lens group of the second rood of series connection；
Wherein, the electronic switch set feed connection graceful lens group of the second rood, the graceful lens group feed of the second rood
Connect the graceful lens group of the first rood, the graceful lens group feed connection antenna array of the first rood.
2. multiple-beam system according to claim 1, it is characterised in that the antenna array includes many of m n array arrangement
Individual radiating element, the radiating element includes an oscillator；The multiple-beam system includes a feeding network；First rood is graceful
Lens group includes the m graceful lens of the first rood, and the graceful lens of the first rood include n delivery outlet；
M × n delivery outlet of the graceful lens group of the first rood of one feeding network, a pair of the oscillator 1 arranged with m n array
Connection should be fed, described m, n are positive integer.
3. multiple-beam system according to claim 1, it is characterised in that the antenna array includes many of m n array arrangement
Individual radiating element, the radiating element includes the first oscillator and the second oscillator；The multiple-beam system includes two feeding networks；Institute
Stating the graceful lens group of the first rood includes the m graceful lens of the first rood, and the graceful lens of the first rood include n delivery outlet；
Wherein, m × n delivery outlet of the graceful lens group of the first rood of a feeding network, the first oscillator arranged with m n array
Correspond feed connection；M × n delivery outlet of the graceful lens group of the first rood of another feeding network, arranges with m n array
The second oscillator correspond feed connection, described m, n are positive integer.
4. multiple-beam system according to claim 3, it is characterised in that first oscillator and second oscillator are constituted
Dual polarization die casting half-wave dipole.
5. multiple-beam system according to claim 4, it is characterised in that first oscillator and second oscillator with ±
45 ° of polarization mode constitutes dual polarization die casting half-wave dipole.
6. the multiple-beam system according to any one of claim 2-5, it is characterised in that the first rood Man Toujingbao
Include a input port；The graceful lens group of second rood includes a graceful lens of the second rood, and the graceful lens of the second rood include m
Individual delivery outlet；
M × a delivery outlet of the graceful lens group of the second rood, the m × a input port one with the graceful lens group of the first rood
One correspondence feed connection, a is positive integer.
7. multiple-beam system according to claim 6, it is characterised in that the graceful lens of the second rood include that b is input into
Mouthful；The electronic switch set includes b electronic switch, and the electronic switch includes a delivery outlet；
B × a delivery outlet of the electronic switch set, the b × a input port with the graceful lens group of the second rood corresponds
Feed connection, the b is positive integer.
8. multiple-beam system according to claim 7, it is characterised in that the electronic switch has an input port.
9. multiple-beam system according to claim 7, it is characterised in that the a=m=8, the n=10, the b=
7。
10. multiple-beam system according to claim 7, it is characterised in that the graceful lens of the first rood connect including first
Ground port, the graceful lens of the second rood include the second grounding ports.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621022789.1U CN206225545U (en) | 2016-08-31 | 2016-08-31 | A kind of multiple-beam system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621022789.1U CN206225545U (en) | 2016-08-31 | 2016-08-31 | A kind of multiple-beam system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206225545U true CN206225545U (en) | 2017-06-06 |
Family
ID=58781630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621022789.1U Active CN206225545U (en) | 2016-08-31 | 2016-08-31 | A kind of multiple-beam system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206225545U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106257748A (en) * | 2016-08-31 | 2016-12-28 | 广东通宇通讯股份有限公司 | A kind of multiple-beam system |
| CN108562876A (en) * | 2018-01-31 | 2018-09-21 | 中国电子科技集团公司第三十八研究所 | Broadband low minor lobe simulates multiple-beam array reconnaissance system |
| US11411483B2 (en) | 2017-11-14 | 2022-08-09 | Tomorrow's Motion GmbH | Magnetic field propulsion drive |
-
2016
- 2016-08-31 CN CN201621022789.1U patent/CN206225545U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106257748A (en) * | 2016-08-31 | 2016-12-28 | 广东通宇通讯股份有限公司 | A kind of multiple-beam system |
| US11411483B2 (en) | 2017-11-14 | 2022-08-09 | Tomorrow's Motion GmbH | Magnetic field propulsion drive |
| CN108562876A (en) * | 2018-01-31 | 2018-09-21 | 中国电子科技集团公司第三十八研究所 | Broadband low minor lobe simulates multiple-beam array reconnaissance system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104600425B (en) | A kind of wide band high-gain double-circle polarization paster antenna | |
| CN102110884B (en) | Active phased array antenna adopting passive loading way to control sidelobe level | |
| CN101728645B (en) | Dual-polarization omnidirectional antenna | |
| CN104868233B (en) | A kind of microband travelling wave antenna array of left-right-hand circular polarization restructural | |
| CN108987903A (en) | The series feed linear array circular polarization microstrip antenna of micro-strip | |
| CN101005161B (en) | ultrathin intelligent antenna for time division system | |
| CN102859789A (en) | Antenna array, antenna device and base station | |
| CN104505588A (en) | Dual-circular polarization microstrip antenna array | |
| CN206225545U (en) | A kind of multiple-beam system | |
| CN102694277B (en) | Multifrequency directional-diagram reconfigurable antenna based on double-open resonant ring | |
| CN106229658A (en) | A kind of circular polarization microstrip antenna | |
| CN109888507B (en) | Compact 16X 16 Butler matrix multi-beam feed network | |
| CN102570007B (en) | Reconfigurable wide-angle antenna containing normal vibrators | |
| CN207818904U (en) | A kind of integrated waveguide slot array antenna | |
| CN110718757A (en) | A novel wide angle high gain covers security protection radar antenna for security protection field | |
| CN106257748A (en) | A kind of multiple-beam system | |
| CN111525275A (en) | Variable polarization luneberg lens antenna | |
| CN106654535A (en) | Ground measurement and control antenna of unmanned aerial vehicle | |
| CN101267061A (en) | A micro belt aperture shaping wave bundle antenna with serial ladder impedance line feedback | |
| CN110829010A (en) | Dual-circularly-polarized-beam reconfigurable microstrip antenna | |
| KR102445291B1 (en) | 5G Dual Port Beamforming Antenna | |
| CN112117532B (en) | Compact low-coupling triple-polarization backtracking array and triple-polarization MIMO antenna unit based on microstrip antenna | |
| CN112436277B (en) | Array antenna | |
| CN111725619B (en) | Electric scanning antenna | |
| CN206564336U (en) | A kind of car antenna of high-gain low section |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |