CN108572284A - One kind being based on multi-probe 3D-MIMO Antenna testing systems and method - Google Patents
One kind being based on multi-probe 3D-MIMO Antenna testing systems and method Download PDFInfo
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- CN108572284A CN108572284A CN201710143430.2A CN201710143430A CN108572284A CN 108572284 A CN108572284 A CN 108572284A CN 201710143430 A CN201710143430 A CN 201710143430A CN 108572284 A CN108572284 A CN 108572284A
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- Prior art keywords
- probe
- mimo
- metal arch
- arch ring
- support platform
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- 239000000523 sample Substances 0.000 title claims abstract description 53
- 238000012360 testing method Methods 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 title description 4
- 239000002184 metal Substances 0.000 claims abstract description 52
- 229910052751 metal Inorganic materials 0.000 claims abstract description 52
- 229920000742 Cotton Polymers 0.000 claims description 15
- 238000010998 test method Methods 0.000 claims description 6
- 230000005855 radiation Effects 0.000 claims description 4
- 238000010079 rubber tapping Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 2
- 239000010931 gold Substances 0.000 claims 2
- 229910052737 gold Inorganic materials 0.000 claims 2
- 150000002739 metals Chemical class 0.000 claims 1
- 238000005070 sampling Methods 0.000 abstract description 6
- 238000005516 engineering process Methods 0.000 description 8
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 5
- 238000004088 simulation Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/08—Measuring electromagnetic field characteristics
- G01R29/10—Radiation diagrams of antennas
Abstract
The invention discloses one kind testing system based on multi-probe 3D mimo antennas, including multiple horizontal positioned metal arch rings, several are uniformly set to the probe on metal arch ring and the support platform for placing 3D MIMO equipment, multiple metal arch rings are located on same spherical surface, the support platform is equipped with the driving device for driving support platform to horizontally rotate, multiple horizontal positioned metal arch rings test the reception signal in multiple vertical dimensions simultaneously, 3D MIMO equipment performances can accurately be tested, and system is tested using Multi probe, so that test speed is faster；Driving device can make the 3D MIMO equipment levels being located in support platform rotation, and then carry out over-sampling to 3D MIMO equipment, and over-sampling can increase sampled point, and then improve the measuring accuracy of 3D MIMO equipment to a certain extent.
Description
Technical field
The present invention relates to wireless communication technology fields, more specifically, it relates to which a kind of be based on multi-probe 3D-MIMO days
Line tests system and method.
Background technology
Multiple antennas MIMO technology has reached its maturity, and can be carried in the case where not increasing spectral bandwidth and transmission power
High link transmission quality simultaneously increases power system capacity, and therefore, MIMO technology has become nearly all emerging wireless broadband standard
Key feature.Such as the LTE-A standards of third generation cooperative partner program 3GPP.The development trend of multi-antenna technology is on base station
More and more antennas are installed, i.e., so-called extensive antenna system.It, can be potentially real using relatively excessive antenna for base station
Now unprecedented spectrum efficiency and energy efficiency, significantly improves system performance.Now, a kind of time of the extensive antenna technology as 5G
Key technology is selected, the broad interest of academia and industrial quarters is caused.
However, in systems in practice, since the antenna installation space of base station is limited, being applied to the linear big rule of theory analysis
Mould aerial array is unpractical, the birth of the 3D-MIMO systems for 2D, 3D antenna array structure for promoting installation space compact
It is raw.In 3D-MIMO systems, the antenna element of base station is also distributed in its vertical dimension, and new hang down is brought for its signal processing
Straight dimension degree of freedom.
(Three dimension multiuple-input multiple-output, three-dimensional multi input are more by 3D-MIMO
Output) system and its relevant technologies are the communications industry is paid close attention to and studied in recent years one of directions.3D-MIMO systems can
Using the more than needed of space, to bring degree of freedom in vertical direction to send signal, it is possible to reduce the interference between user, lifting system
Capacity improves the signal quality of Cell Edge User.
In 3D-MIMO systems, the antenna element of base station is also distributed in its vertical dimension, is brought newly for its signal processing
Vertical dimension degree of freedom.However test system on the market can only once test the signal of a levelness simultaneously, to vertical dimension
Lack relevant test method, there is an urgent need to a kind of conscientiously available 3D-MIMO antennas and relevant device test methods.
Therefore, how to provide it is a kind of have measure accurate, test rate is fast, can real simulation environmental quality visited based on more
The problem of 3D-MIMO antennas and relevant device test method of head are those skilled in the art's urgent need to resolve.
Invention content
The first object of the present invention is to provide one kind and being based on multi-probe 3D-MIMO Antenna testing systems, has and measures standard
Really, test rate it is fast, can real simulation environment the advantages of.
The present invention above-mentioned technical purpose technical scheme is that：One kind being based on multi-probe 3D-
Mimo antenna test system, including multiple horizontal positioned metal arch rings, several uniformly be set to metal arch ring on probe with
And the support platform for placing 3D-MIMO equipment, multiple metal arch rings are located on same spherical surface, in the support platform
Equipped with the driving device for driving support platform to horizontally rotate.
By using above-mentioned technical proposal, multiple horizontal positioned metal arch rings test the reception in multiple vertical dimensions simultaneously
Signal can accurately test 3D-MIMO equipment performances, and test system using Multi probe so that test speed is faster；Driving
Device can make the 3D-MIMO equipment levels being located in support platform rotation, and then carry out over-sampling to 3D-MIMO equipment, cross and adopt
Sample can increase sampled point, and then improve the measuring accuracy of 3D-MIMO equipment to a certain extent.
Preferably, the metal arch ring is three, wherein 16 probes are evenly distributed on the metal arch ring at intermediate position,
Be evenly distributed on upper and lower two metal arch rings 8 probe and it is symmetrical above and below.
By using above-mentioned technical proposal, two on intermetallic metal arch ring probes respectively with one on upper and lower becket
Probe corresponds to, and it is vertical dimensional signal to make the signal that measuring instrument receives, simple in structure.
Preferably, the inside of the metal arch ring is equipped with the suction wave cotton for integrally wrapping up metal arch ring, the probe difference
It stretches out and is directed toward from the centre of sphere of spherical surface residing for metal arch ring from the tapping for inhaling wave cotton.
By using above-mentioned technical proposal, the setting of wave cotton is inhaled, is inhaled on wave cotton when wireless signal is incident on, it will be by suction wave cotton
It absorbs, reduces the case where wireless signal radiation impacts testing result, and then improve measuring accuracy.
Preferably, multiple metal arch rings are fixed by the bracket on ground.
Preferably, the direction that the holder extends is the direction vertical with plane residing for the metal arch ring.
Preferably, the holder is cube structure.
By using above-mentioned technical proposal, holder plays the role of metal arch ring to support fixed, the branch of cube structure
Frame manufacture is more convenient, convenient for being installed to metal arch ring.
Preferably, the driving device includes motor, the driving gear that is fixed on motor and is socketed on support platform
Driven gear that is upper and being meshed with driving gear.
By using above-mentioned technical proposal, the rotation of motor will drive driving gear rotation, and then drive driven tooth rotation
It is dynamic, realize that 3D-MIMO equipment rotates in the horizontal direction.
The second object of the present invention is to provide one kind and being based on multi-probe 3D-MIMO antenna test methods, by surveying simultaneously
The reception signal in multiple vertical dimensions is tried, and then accurately tests 3D-MIMO equipment performances, and system is tested using Multi probe,
Make test rate faster.
One kind being based on multi-probe 3D-MIMO antenna test methods, including 3D-MIMO Antenna testing systems, specific steps
Including：Signal comes out from 3D-MIMO radiation of equipment, three vertical dimensions of four probes while reception on three metal arch rings of system
Signal, eight probes of switching can obtain the signal all popped one's head in and received, and the signal received that 32 are popped one's head in is with same side
Formula returns to measuring instrument, to obtain the performance of 3D-MIMO device antenna total radiant powers.
In conclusion the invention has the advantages that：By testing the reception signal in multiple vertical dimensions, energy simultaneously
Enough accurately test 3D-MIMO equipment performances, and system is tested using Multi probe, make test rate faster, to increase sampling essence
Degree can make 3D-MIMO equipment rotate in the horizontal direction to certain angle, then measure the data of 32 probes several times, have
Measure the characteristics of accurate, test rate is fast, energy real simulation environment.
Description of the drawings
Fig. 1 is the structural schematic diagram of the present embodiment；
Fig. 2 is the system connection diagram of the present embodiment.
In figure：1, metal arch ring；2, it pops one's head in；3, support platform；4, driving device；41, motor；42, driving gear；43、
Driven gear；5, wave cotton is inhaled；6, holder；7, pedestal.
Specific implementation mode
Below in conjunction with attached drawing, invention is further described in detail.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, people in the art
Member can as needed make the present embodiment the modification of not creative contribution after reading this specification, but as long as at this
It is all protected by Patent Law in the right of invention.
One kind being based on multi-probe 3D-MIMO Antenna testing systems and method, as depicted in figs. 1 and 2, including metal arch ring
1, probe 2 and support platform 3, metal arch ring 1 are fixed on by holder 6 on pedestal 7, and the direction that holder 6 extends is encircleed for metal
The vertical direction of plane residing for ring 1, and holder 6 is cube structure, such fixation of metal arch ring 1 on the frame 6 will more
It is firm, wherein metal arch ring 1 and holder 6 are made of hollow metal material, therefore can be in the case where ensureing structural strength
Reduce weight.
There are three metal arch rings 1, and three metal arch rings 1 are in horizontal positioned, meanwhile, three metal arch rings 1 are located at same
On spherical surface, wherein the metal arch ring 1 at intermediate position is in the plane where the centre of sphere, and upper and lower two metal arch rings 1 are apart from centre
The distance of metal arch ring 1 is identical, and 16 probes 2, upper and lower two metal arch rings are evenly distributed on the metal arch ring 1 at intermediate position
8 probes 2 and symmetrical above and below are evenly distributed on 1.
The inside of metal arch ring 1 is equipped with the suction wave cotton 5 for integrally wrapping up metal arch ring 1, is mounted on metal arch ring 1
Probe 2 is stretched out from the tapping for inhaling wave cotton 5 and is directed toward from the centre of sphere of spherical surface residing for metal arch ring 1 respectively, wherein it is U to inhale wave cotton 5
Type inhales wave cotton 5, will be absorbed when wireless signal is incident on U-shaped 5 surface of suction wave cotton, and it is good to absorb efficiency；Meanwhile by U-shaped suction wave
Cotton 5 is firmly socketed on probe 2, can make the stable connection of suction wave cotton 5.
The upper surface of pedestal 7 is rotatably connected to support platform 3, and support platform 3 and pedestal 7 are perpendicular, and 3 water of support platform
It is different according to the shape of measured object when 3D-MIMO equipment is placed in support platform 3 square to rotation, in support platform 3
The upper corresponding jig of fixation, makes 3D-MIMO equipment be located at the centre of sphere of spherical surface residing for metal arch ring 1, the lower end cap of support platform 3
It is connected to driven gear 43, motor 41 is installed on pedestal 7, driving gear 42 is fixed on the output shaft of motor 41, wherein
Driving gear 42 and driven gear 43 are meshed, and support platform 3 can be made to rotate in the horizontal direction by motor 41, and then make
The 3D-MIMO equipment for being placed on 3 upper surface of support platform rotates in the horizontal direction, convenient for being adopted to 3D-MIMO equipment
Sample, over-sampling can increase sampled point, and then improve the measuring accuracy of 3D-MIMO equipment to a certain extent.
3D-MIMO equipment to be measured is placed in support platform 3, starting motor 41 makes 3D-MIMO equipment according to certain
Speed rotates in the horizontal direction, and wireless signal comes out from 3D-MIMO radiation of equipment, four on three metal arch rings 1
Probe 2 will receive three vertical dimensional signals simultaneously, wherein intermetallic metal arch ring 1 receives wirelessly there are two adjacent probe 2
Signal, respectively there are one probes 2 to receive wireless signal for upper and lower metal arch ring 1, and whole probes can be obtained by switching eight probes 2
The signal that 32 probes 2 receive is returned to measuring instrument, to obtain 3D- by 2 signals received in the same way
The performance of MIMO device antenna total radiant powers, can start motor 41 for increase sampling precision makes 3D-MIMO equipment in level side
Rotate certain angle upwards, then measures the data of 32 probes several times, and with measuring, accurate, test rate is fast, can be really
The characteristics of simulated environment.
Claims (8)
1. one kind being based on multi-probe 3D-MIMO Antenna testing systems, characterized in that including multiple horizontal positioned metal arch rings
(1), several are uniformly set to the probe (2) on metal arch ring (1) and the support platform (3) for placing 3D-MIMO equipment,
Multiple metal arch rings (1) are located on same spherical surface, and the support platform (3) is equipped with for driving support platform (3) water
The dynamic driving device (4) of flat turn.
2. according to claim 1 a kind of based on multi-probe 3D-MIMO Antenna testing systems, characterized in that the gold
It is three to belong to arch ring (1), wherein being evenly distributed with 16 probes (2), upper and lower two metals on the metal arch ring (1) at intermediate position
It is (2) and symmetrical above and below that 8 probes are evenly distributed on arch ring (1).
3. according to claim 2 a kind of based on multi-probe 3D-MIMO Antenna testing systems, characterized in that the gold
The inside for belonging to arch ring (1) is equipped with the suction wave cotton (5) for integrally wrapping up metal arch ring (1), and the probe (2) is respectively from the suction wave
The tapping of cotton (5) is stretched out and is directed toward at the centre of sphere of spherical surface residing for metal arch ring (1).
4. according to claim 1 a kind of based on multi-probe 3D-MIMO Antenna testing systems, characterized in that Duo Gesuo
Metal arch ring (1) is stated to be fixed on ground by holder (6).
5. according to claim 4 a kind of based on multi-probe 3D-MIMO Antenna testing systems, characterized in that the branch
The direction that frame (6) extends is the direction vertical with plane residing for the metal arch ring (1).
6. according to claim 5 a kind of based on multi-probe 3D-MIMO Antenna testing systems, characterized in that the branch
Frame is cube structure.
7. according to claim 1 a kind of based on multi-probe 3D-MIMO Antenna testing systems, characterized in that the drive
Dynamic device (4) includes motor (41), is fixed on motor (41) driving gear (42) and be socketed in support platform (3) and
The driven gear (43) being meshed with driving gear (42).
8. one kind being based on multi-probe 3D-MIMO antenna test methods, characterized in that including claim 1-7 any one institute
The 3D-MIMO Antenna testing systems stated, specific steps include：Signal comes out from 3D-MIMO radiation of equipment, three metal arches of system
Three vertical dimensional signals of four probes (2) while reception on ring (1), eight probes (2) of switching can obtain whole probes (2) and connect
The signal that 32 probes (2) receive is returned to measuring instrument, to obtain 3D- by the signal received in the same way
The performance of MIMO device antenna total radiant powers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710143430.2A CN108572284A (en) | 2017-03-11 | 2017-03-11 | One kind being based on multi-probe 3D-MIMO Antenna testing systems and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710143430.2A CN108572284A (en) | 2017-03-11 | 2017-03-11 | One kind being based on multi-probe 3D-MIMO Antenna testing systems and method |
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| Publication Number | Publication Date |
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| CN108572284A true CN108572284A (en) | 2018-09-25 |
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| CN201710143430.2A Pending CN108572284A (en) | 2017-03-11 | 2017-03-11 | One kind being based on multi-probe 3D-MIMO Antenna testing systems and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112630549A (en) * | 2020-12-10 | 2021-04-09 | 深圳市新益技术有限公司 | Polygonal spherical space sampling equipment |
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Application publication date: 20180925 |