CN105379006B - Dual-polarization omnidirectional antenna - Google Patents
Dual-polarization omnidirectional antenna Download PDFInfo
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- CN105379006B CN105379006B CN201380063614.8A CN201380063614A CN105379006B CN 105379006 B CN105379006 B CN 105379006B CN 201380063614 A CN201380063614 A CN 201380063614A CN 105379006 B CN105379006 B CN 105379006B
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- antenna
- reflector
- axial line
- central axial
- fan
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
- H01Q1/246—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for base stations
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
- H01Q1/521—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure reducing the coupling between adjacent antennas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
- H01Q21/08—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a rectilinear path
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
- H01Q21/20—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a curvilinear path
- H01Q21/205—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a curvilinear path providing an omnidirectional coverage
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
- H01Q21/26—Turnstile or like antennas comprising arrangements of three or more elongated elements disposed radially and symmetrically in a horizontal plane about a common centre
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
- H01Q25/005—Antennas or antenna systems providing at least two radiating patterns providing two patterns of opposite direction; back to back antennas
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Aerials With Secondary Devices (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Details Of Aerials (AREA)
Abstract
The present invention relates to a kind of improved dual-polarization omnidirectional antenna, feature in particular, in that, there is feature additionally below：Each fan antenna (5) includes at least one antenna array (6), the antenna array has affiliated reflector (11), the reflector is at least partially disposed in reflector level (13 '), wherein in the antenna array (6), at least one dual-polarized transmitter (7 is set before reflector (11), 9), each fan antenna (5) is additionally set with offseting one from another along its central axial line (1), each fan antenna (5) is arranged to, so that the reflector walls (13) that each reflector (11) is arranged on it in respective reflector plane (13 ') in the axial view along central axial line (1) are overlapped or intersect.
Description
Technical field
The present invention relates to a kind of dual-polarization omnidirectional antennas.
Background technology
Omnidirectional antenna (Rundstrahler (omnidirectional transmitter antenna)) is for example as known to 2011/120090 A1 of WO.It is this
The transmitting antenna of omnidirectional is for example including three antenna array arrangements, and these days, linear array arrangement was mutually wrong with hexagonal angle respectively
It opens and is set around central axial line, a triangular structure is thus formed in axial.Thus each antenna array about covers
One 120 ° of azimuth coverage.
Corresponding antenna can include a variety of different transmitters and emitter apparatus by the prior art, such as dipole antenna
Line, i.e., so-called vectorial dipole antenna, patch transmitters etc..So-called dual polarization vector transmitter is for example by EP 057 224
Known to B1.
Each antenna array in three antenna arrays for mutually staggering setting includes for example multiple pairs being stacked with identical spacing
Polar transmitter device.Corresponding dual polarization transmitter is supplied by corresponding feeding mechanism.It here can also be round
Ground is to transmitter into line feed.Two polarization planes are not mutually perpendicular to as common, but relative to horizontal or vertical
The plane of orientation is tilted in the angular range of+45 ° or -45 °.
In addition indivedual fan anteenas are designed to there is MIMO (multiple-input and multiple-output) ability, that is be have it is multiple defeated
Enter the part with the reception system of output signal.
The antenna of vertical polarization is for example as known to 600 19 412 T2 of DE.This antenna is included with multiple dipole antennas
Vertical, elongated supporting structure, these dipole antennas are set at various height along supporting structure, and are connected to coaxial confession
On electrical cables.One dipole antenna is provided only with for each height grade along the structure.Here dipole antenna is coplanar and smart
It really collinearly installs, and be divided into two groups, is in turn formed over the structure before and after this two groups.Dipole antenna in this two groups
Opposite direction is directed at, is extended on the contrary so as to the horizontal polarized components of this two groups of antennas.This arrangement is so here
So that there are small spacing between two dipole antenna groups, the spacing provides the phase of the dipole antenna of two groups of balance
Centrical possibility, to thereby compensate for the small movement generated due to the effect of ground plane electrode couple antenna.
It is also known that the omnidirectional transmitter antenna of vertical polarization, the omnidirectional transmitter antenna only emits in polarization (plane)
Or it receives, therefore be no MIMO abilities.The omnidirectional transmitter antenna of this vertical polarization is with such as three or four panels around day
Terminal connects into circular radiation figure in approximately the same plane.It is a disadvantage here that only for very little frequency range can realize it is good
Good theaomni-directional transmission characteristic (due to geometrical arrangements structure, obtains and the relevant abatement of phase here)。
Such as a kind of multi-sector antenna as known to 697 34 172 T2 of DE.In order to be penetrated along the transmitting of desired direction is single
Beam, using multiple element antennas, these element antennas are respectively provided with different directionality in a horizontal plane.Here, often
A element antenna is all disposed in a perpendicular, and wherein at least one element antenna is located in different from other element antennas
Height on.Here element antenna is set about the vertical axis of fan antenna, and the vertical axis defines in this way, i.e., so that each
Element antenna is arranged to axisymmetrical about the axis.
It is a kind of as known to 6,369,774 B1 of US to press omnidirectional antenna known in the art.The first open source literature is recorded
A kind of antenna, wherein, dipole antenna, institute are for example positioned respectively with being stacked along X-axis in the region that three separate spacing
Dipole antenna is stated to work respectively as front side emitter device in itself.
In order to ensure each antenna decouples each other, and three dipole antennas are located remotely from each other along X-axis and in addition
Also surrounded by the first medium with higher resistance, wherein, the first medium with higher resistance is surrounded by second medium,
Second medium has the impedance lower than first medium.
Other embodiments include fan antenna, wherein three patch transmitters differ respectively 120 ° directionally along X-axis that
This is located apart from.
In addition, a kind of single-shot emitter with vectorial dipole antenna as known to 2008/017386 A1 of WO.The single-shot is penetrated
Device is arranged on before reflector specially designing, being in a top view square, and the reflector is in all four sides
On surrounded by reflection bar, the reflection bar is dashed forward along the direction of the launch transverse to reflector level, especially perpendicular to reflector level
Go out.
In addition, it is known that a kind of single-row antenna by the first open source literature, the antenna is each stacked on top of each other anti-
There is corresponding vector transmitter as single reflection device in emitter area, the vector transmitter is four sides equally around every
A transmitter is circumferentially surrounded by reflection bar.Reflection bar is used for beam shaping here.
A kind of omnidirectional antenna of same type as known to 0 802 579 A2 of EP.The first open source literature provides a kind of day
Line, the antenna are respectively provided in axial direction stacked on top of each other and mutually stagger and for example deflect 120 ° of orientations relative to each other
Three reflector levels.Corresponding transmitter is set before these reflector levels.The transmitter is also dual-polarized hair
Emitter, the transmitter be mounted on reflector before by around transmitter loop around reflection bar surround section in.
The first open source literature describe extend parallel to each other reflector level composition pair, each pair of reflector level with
Different azimuth orientation and upper edge central axial line mutually staggers in the axial direction.This realizes such possibility, that is, phase
The transmitter answered can be arranged on the side opposite each other of two reflectors for separating spacing extension in parallel to each other.At this
In the case of kind, corresponding two reflector levels to extend parallel to each other of a pair of of reflector are arranged to so that central axial line is at this
It is passed through between two reflector levels.
Invention content
It is an object of the present invention to provide a kind of improved dual-polarized and at the same time the antenna or antenna sets of omnidirectional, described
Antenna or antenna sets have improved theaomni-directional transmission spy relative to traditional solution while structure space is as small as possible
Property.
The present invention realizes that the dual-polarization omnidirectional antenna has at least three individually by a kind of dual-polarization omnidirectional antenna
, the fan antenna along the circumferential direction mutually staggered around central axial line, the dual-polarization omnidirectional antenna have following characteristics：
Each fan antenna includes at least one antenna array, and the antenna array has affiliated reflector, the reflector
It is at least partially disposed in reflector level, wherein in the antenna array, is set before reflector at least one double
Polarized transmitter,
The dual-polarization omnidirectional antenna has the feeding mechanism coupled with fan antenna,
Each fan antenna is additionally set with offseting one from another along its central axial line,
Each fan antenna is arranged to so that each reflector is arranged on corresponding anti-with it in the axial view along central axial line
Reflector walls in emitter plane intersect and
Decoupling device is equipped between two fan antennas adjacent and that setting is mutually staggered along central axial line,
Reflector walls or reflector level are parallel to central axial line with separating spacing,
Wherein, the dual-polarization omnidirectional antenna has feature additionally below：
Reflector walls or reflector level are parallel to the reflector level of central axial line, i.e. fan antenna with such spacing
The column width of antenna array belonging to being smaller than between central axial line 15% and
Here central axial line is in the side for the being additionally provided with transmitter extension of reflector level.
Solution according to the present invention is characterized in that, can set it is multiple, such as three mutually stagger 120 ° of transmittings
Fan antenna device, particularly antenna array, but different from the prior art of same type, these fan antenna devices are not set
It puts in identical height and position, but vertically, is i.e. set with mutually staggering along its installation direction.This realizes such
Possibility, that is, each single fan antenna is about its central axial line or mounting axis with its direction of the launch on the contrary (with phase
The prior art of same type is different) offsettingly install, so as to which final phase center is mutual in the vertical view of each fan antenna
Overlapping.Here phase center refers to the electronic home point of antenna, and electromagnetic antenna is radiated and shown as from the base from position is received
It sends out on schedule.
Since thus for all fan antennas, the datum mark is identical, it is thus achieved that theaomni-directional transmission characteristic
Be obviously improved.
Since thus fan antenna is closer to the vertical axis in center or mounting axis setting, although generally vertical
On direction there is larger total height, but realize in diametrically thinner antenna arrangement.It is straight due to general arrangement structure
Diameter is significantly less than the situation in the solution by the prior art within the scope of the invention, thus within the scope of the invention should
The visual impact of overall arrangement is smaller.Wind load is also reduced further according to the solution of the present invention.
Within the scope of the invention, another improvement of fan antenna is achieved in, that is, two it is adjacent and
It is mutually staggered along central axial line and decoupling device is equipped between the fan antenna of setting.The decoupling device preferably can be by reflection bar
Composition, the reflection bar are oriented transverse to the reflector level of affiliated reflector.It is formed on reflector specifically, this
Cross slat is essentially as known to 103 16 787 A1 of DE.But the document is related to a kind of common single-row mobile communication day
Line, the mobile communication antenna include at least two reflector modules that can be assembled into total reflection device, the two reflector modules
Feature distinguish lateral longitudinally oriented strip and the Cross slat extended between each transmitter arrangement structure.
In the preferred form of implementation of the present invention, at least one reflector level setting of each fan antenna
Into so that vertical central axial line extends through all reflector levels or is set with separating spacing extension with reflector level,
The spacing is significantly less than the spacing by the prior art.Since reflector level is typically at least approx known as phase center, just
It is to say, the typically middle section of the corresponding reflector arrangements structure of fan antenna.
Here additionally advantageously realize within the scope of the invention, entire arrangement for level view phase center with
The phase center of individual antenna is consistent.Since the grouping factor of general arrangement structure is and frequency dependence and omnidirectional radiation
Therefore bandwidth is very big (therefore suitable for double frequency band aerial) for figure.The omni-directional of general arrangement structure is only also wide with the half value of individual antenna
Degree is related.
In the preferred form of implementation of the present invention, it is additionally provided with the decoupling optimization of single transmitter or directional aerial
Structure.This structure for example can have circular or grading ring around reflection bar, put down in particular transverse to corresponding reflector
Face and the reflection bar that is formed between each vertically stacked fan antenna.
Omnidirectional's single-band antenna equally can be not only realized within the scope of the invention, but also can also for example realize omnidirectional
Double frequency band aerial or the Omnidirectional multi-band antennas for including more multiband, the antenna additionally being capable of dual polarization or circular polarisation
Transmitting and/or reception.
This can preferably realize that the transmitter is, for example, in the case of using suitable transmitter and emitter apparatus
Patch transmitters form is but it is also possible to be so-called dipole coil transmitter or the form of vector transmitter, such as example by EP 1 082
As 728 B1 and 1 470 615 B1 of EP can be known.Particularly in the rear in the first disclosed document in one, face
It shows, the size of dual polarization transmitter that can use so-called calyx shape, that size is bigger and the heart installed therein is smaller
For the dual polarization transmitter of high frequency band.
In the range of the preferred embodiment of the present invention and improvement project, hair can also be improved with section space-efficient mode
The quantity of emitter, mode are, such as another about identical reflector level setting in each position for being provided with fan antenna
One fan antenna emitted in opposite direction.Thus it is similar to be provided in each installation site and emit in opposite direction
Dual fan antenna.
Multiple single bands, double frequency-band or multiband equally can also vertically stackedly be set in each antenna array
Transmitter or emitter apparatus, as in common antenna.Each this antenna array with multiple stacked transmitters
It is along the circumferential direction set with being staggered around central axial line at this time, that is angular orientation at different orientations.Transmitter doubles as above
It is described to can be achieved like this, that is, the hair of opposite (that is the 180 ° of ground that are staggered) orientation is set about corresponding reflector level
Mapper arrangement.
If such as using two antenna arrays with respective transmitter device, the phase center of an array antenna it is residing or
Common plane at least residing for approximation can be arranged to so that the plane extends through central axial line or added in central axial line
Extension.
It but, can also be in the identical height of an emitter apparatus unlike this, in the improvement project of the present invention
Also set up to offset one or one dual other sector day on degree position outward radially relative to vertical central axial line
Line.In other words, in the antenna arrangement (such as fan antenna) of this such as biserial, this during transmitter is arranged at wherein one
Sample is set so that its phase center is accurately or fixed as accurately as possible relative to the corresponding central axial line of antenna arrangement
Position, and the emitter apparatus being for example arranged in contrast at this time in the second antenna array is radially, i.e., along lateral
It is deviated relative to central axial line, that is therefore the two row are not symmetrical about central axial line.This also offers other
Advantage, even if the other fan antenna is radially away from vertical central axial line positioning.Thereby, it is possible to realize have compared with
The multiple row antenna of high MIMO mode (number), wherein each phase center and differing, but wherein equally realized while high bandwidth
Radiation diagram omni-directional as well as possible.
Description of the drawings
The present invention other the advantages of, details and feature obtain by examples set forth below.In the accompanying drawings：
Fig. 1 is shown with the perspective view of omnidirectional's dual polarized antenna the first form of implementation according to the present invention of multiple frequency band capabilities；
Fig. 2 shows the schematic plans in an axial direction of the embodiment according to Fig. 1；
Fig. 3 show with the corresponding views of Fig. 2, but do not draw out reflector；
Fig. 4 a show the perspective view of the antenna (fan antenna arrangement) changed, and there are two opposite orientations for antenna tool
Fan antenna, the two fan antennas preferably have the common reflector being located in symmetrical plane；
Fig. 4 b show the vertical view of the embodiment according to Fig. 4 a；
Fig. 4 c show with the corresponding views of Fig. 4 b, but do not draw out reflector；
Fig. 5 shows the perspective view relative to Fig. 1 embodiments changed, and about tool, there are three the antenna (omnidirectionals of fan antenna
Transmitter), the fan antenna only emits and/or receives in a frequency band；
Fig. 6 shows the schematic axial vertical view according to the embodiment of Fig. 5；
Fig. 7 show with the corresponding views of Fig. 6, but do not draw out reflector；
Fig. 8 shows the embodiment changed relative to Fig. 5 to 7, which has two for each single-row fan antenna
A transmitter that setting is mutually staggered along center direction；
Fig. 9 shows the vertical view of the embodiment according to Fig. 8
Figure 10 show with the corresponding views of Fig. 9, but do not draw out reflector；
Figure 11 shows the perspective view relative to Fig. 8 embodiments changed, which has two for each fan antenna
A antenna array sets two along center direction transmitter stacked on top of each other respectively in the fan antenna；
Figure 12 shows the schematic axial vertical view according to the embodiment of Figure 11；
Figure 13 show with the corresponding views of Figure 12, but do not draw out reflector；
Figure 14 shows the embodiment changed relative to Figure 11, wherein, two antenna arrays with respect to Figure 11 embodiment
It is positioned transverse to central axial line in side；
Figure 15 shows the schematic axial vertical view according to the embodiment of Figure 14
Figure 16 show with the corresponding views of Figure 15, but do not draw out reflector；
Figure 17 shows the embodiment that each embodiment relative to front of theaomni-directional transmission device changes, wherein about the axis of centres
Two transmitters for mutually staggering 180 ° of transmittings are respectively equipped in each height region of line, the transmitter is mounted on common
In reflector walls；
Figure 18 show with the corresponding views of Figure 14, but do not draw out reflector；
Figure 19 show with the corresponding views of Figure 15, but do not draw out reflector；
Figure 20 shows the embodiment of the change different from the embodiment according to Fig. 6, wherein, each fan antenna is along launch party
It is set with separating spacing to smaller offset and central axial line 1；
Figure 21 shows the axial of the embodiment changed again, wherein, each fan antenna phase different from Fig. 6 and 20
For central axial line with lateral radial offset slightly in this way, so that central axial line is prolonged in the back side of reflector
It stretches, but the emitter side in fan antenna is parallel to reflector walls extension；And
Figure 22 shows respective antenna arrangement of the tool there are three the fan antenna by the prior art for mutually staggering 120 ° of settings
The schematic plan of structure, wherein, each fan antenna is arranged on identical height and position.
Specific embodiment
Below with reference to Fig. 1 to 3, the first embodiment of the present invention is shown.
Vertical central axial line 1 is shown in broken lines in Fig. 1, the central axial line is also referred to as mounting axis or hookup wire.
In the shown embodiment, three fan antennas 5 are stacked on top of each other, these fan antennas are along the circumferential direction in azimuth side
It mutually staggers 120 ° of ground orientations respectively upwards, is just offset from each other 120 ° of ground transmittings.
Here by can see in figure, three fan antennas 5 central axial line 1 vertical about its is not located at identical
Height and position (as is common in the prior art), but mutually stagger ground along the direction of vertical central axial line or hookup wire 1
Positioning.
Each fan antenna 5 is thus for example including dual-polarized for example for the transmitting of higher first band (high frequency band)
Device 7 and for example for another dual-polarized transmitter 9 of relatively low frequency band (low-frequency band), wherein the fan antenna 5 is set
It puts in antenna array 6.
Have in principle for example by EP 1 057 224 B4 or DE 198 60 for the vector transmitter of high frequency band
Structure known to 121 A1.
It is for example arranged on for the dual-polarized transmitter (hereinafter simply also referred to as vectorial dipole antenna) of high frequency band
Inside the dipole antenna of so-called calyx shape shape, the dipole antenna is similarly configured to dual-polarized transmitter and since its is larger
Size be suitable for sent and received in relatively low frequency band.This transmitter is in principle as known to 1 470 615 B4 of EP.
The two transmitters 7 and 9 are at same location when being observed perpendicular to corresponding affiliated 11 front of reflector, instead
Emitter respectively includes the reflector walls 13 for being located at the back side relative to transmitter in the shown embodiment, and the reflector walls are arranged on
In reflector level 13 ', wherein, in the shown embodiment, reflector item 15 is circumferentially set.These reflector items 15 transverse to
And it is preferably perpendicular to reflector level 13 ' in the shown embodiment, and a part for here as entire reflector 11 is set
It is set to circular boundary.It is possible thereby to realize a kind of structure for decoupling optimization, that is, realize day knot as one kind
Structure, wherein corresponding fan antenna 5 is most preferably with being positioned below or adjacent fan antenna above decouples.
That is the reflector structure of the decoupling further includes at least one reflector item 15 ', the reflector item is lateral
In and be preferably perpendicular to relevant sectors antenna 5 reflector level 13 ' orient and be arranged on two adjacent fan antennas it
Between.Here reflector 11 be mainly used for the Cross slat 15 ' of adjacent fan antenna decoupling transverse to and particularly hang down
Directly in line, i.e. central axial line 1 directionally extends.
It in the shown embodiment, can also be in the reflection at the intermediate reflectors 17 in intermediate reflectors plane 17 ' Yu the back side
It sets to 13 spaced-apart parallel spacing of wall, the dual polarization hair for being dimensioned to be less than for low frequency ranges of the intermediate reflectors
Emitter 9, wherein, the symmetrical structure no current of corresponding vector reflector 7 is contiguously passed through in corresponding in intermediate reflectors 17
Centre opening 17a.
Include three fan antennas 5 with the embodiment that illustrates of perspective in Fig. 1, these fan antennas vertical or
120 ° of ground orientations are mutually staggered in center direction 1 respectively.It is identical on the structure principle of all antennas but it is also possible to be each other
Different.
Each fan antenna 5, that is, each corresponding antenna system 5 is in shown form of implementation by a kind of single-row
Fan antenna is formed, and the fan antenna also only includes a row in the shown embodiment and thus only includes a corresponding transmitting
Device arrangement is used for transmission higher and relatively low frequency band.As will be also shown below, vertically at one altogether
In same antenna array 6, two or more fan antennas can also be combined into a corresponding fan antenna battle array.In addition, also
Other antenna system or fan antenna can be set, they are along more by lateral, radial direction or the positioning of horizontal-extending installation direction.
In the shown embodiment, the vertical central axial line 1 be centrally located on respectively in each reflector level 13 ' or
Positioned at the center of corresponding reflector walls 13.It thus ensures, being generally near for each fan antenna 5 is centrally located on each fan
The phase center in reflector level 13 ' or reflector walls 13 belonging to the area's antenna 5 centrally located axis 1 in axis vertical view
On, so as to therefore obtain the omnidirectional radiation pattern being obviously improved relative to traditional solution.
Dual single-shot emitter is shown according to Fig. 4, that is double fan antennas, the two fan antennas are in illustrated embodiment
Middle difference can be run in two frequency bands.Dual fan antenna 5 include the extension perpendicular to plan it is placed in the middle, at this
Common reflector 11 in embodiment, the reflector have common reflector walls 13, it is located at the common reflection
In device plane 13 '.In other words, two fan antennas 5 mutually stagger 180 °, and thus about reflector in this embodiment
Plane 13 ' is symmetrically positioned.Here another structure is can be achieved like this, i.e., two rotate 180 ° of ground installations relative to each other
Fan antenna (as in the previous embodiment) in each be respectively provided with large-size and (and be for example designed to
Calyx shape) the dual polarization transmitter 9 for lower band, and at its center at position have another similary dual polarization
Vector transmitter 7, when necessary with additional, sightless in Fig. 4 and between separating with practical reflector level 13 '
Away from reflector 17, which is equally also disposed in a reflector level 17 '.
It is this have mutually stagger 180 ° orientation dual fan antennas 5 structure can now be used for it is each in Fig. 1
Three fan antennas shown, and thus when the height of axial arrangement is identical, but also knot is arranged in the antenna thus formed
When the diameter of structure is identical, six transmitters can be finally disposed.Thus omnidirectional radiation pattern is not only improved, and can realize can
MIMO.
Below to being illustrated according to the embodiment of Fig. 5 to 7, which corresponds to the reality according to Fig. 1 to 3 in principle
Example is applied, but difference lies in (describe complete with Fig. 1 to 3 in the case of wherein using the dual polarization transmitter for double frequency band aerial
To transmitting antenna) it is different, such vector transmitter 7 or 9 is now provided with, the vector transmitter is only capable of sending in a frequency band
Or it receives.Used here as example knowable to 10 2,004 057 774 B4 of DE be used for high frequency band described herein to
Measure transmitter or vectorial dipole antenna.All three shown fan antennas 5 being stacked in the vertical direction along central axial line 1
Here mutually stagger hexagonal angle degree setting, particularly such as by can see according to the view along central axial line of Fig. 6 and 7 that
Sample.This arrangement can be such in principle, that is, can be in arbitrary desired frequency band by this theaomni-directional transmission device
It sends and/or receives, and be all in this way for two polarization (direction).Here shown dual polarization vector dipole antenna is substituted
Other suitable emitter apparatus, such as such as patch transmitters can also be used.
Foregoing embodiment is extended according to Fig. 8 to 10 so now so that now for each fan antenna 5 only also
Set an antenna array 6, but wherein in each antenna array 6 now along central axial line direction set two mutually stagger it is bipolar
Change transmitter 7 or 9.The elongated frequency band that should be sent and/or receive wherein according to selected antenna of spacing of each transmitter is true
It is fixed.The spacing usually has λ/2 to λ, the preferably value of 0.7 to 0.75 λ, wherein λ can be the intermediate work frequency of associated frequency band
Rate.That is the embodiment is the bipolar omni-directional transmitter for single band, and in this embodiment, each fan antenna packet
Include at least two in assembly direction, be typically along the direction of vertical central axial line 1 dual polarization transmitter stacked on top of each other.Change and
Speech can extend the principle in this way, i.e., along central axial line it is stacked on top of each other three, four etc. corresponding transmitters are set.
In addition, with identical in other embodiments, each fan antenna is set with offseting one from another with corresponding angle around central axial line 1,
As shown in Figures 9 and 10.
Equally shown also for the single-band antenna with multiple dual polarization transmitters being stacked along central axial line 1 according to figure
8 to 10 embodiment.But each fan antenna can also be configured to dual-polarized double frequency-band or dual-polarized three frequency here
Or in general dual-polarized multiband antenna.If the transmitter in each fan antenna 5 for example should be in two (or more
It is a) emit in frequency band, then different transmitter spacing is selected according to operation wavelength usually between each transmitter, in principle
As known to 1 082 782 B1 of EP (corresponding to 99/062139 A1 of WO).That is such as according to Fig. 1's or Fig. 8
Embodiment, such as each fan antenna 5 include two dual-polarized hairs for lower band that spacing is separated along central axial line 1
Emitter 9 and for example along identical installation direction be staggered include three dual-polarized transmitters 7 for high frequency band, wherein
Such as in double high upper frequency band (such as 1800MHz frequency bands), relative to lower frequency band (such as 900MHz frequency bands), for higher
The dual-polarized transmitter 9 of frequency band is arranged on two middle positions placed in the middle for the dual-polarized transmitter 7 of lower band
In (as shown in Figure 1).And it can be arranged on for relatively low or higher-frequency for the dual-polarized third transmitter 7 of high frequency band
Between two centers of two transmitters of band.
The embodiment changed again according to Figure 11 to 13 is illustrated below, the embodiment describes three in principle
The fan antenna 5 of a mutual deflection hexagonal angle setting, these fan antennas are mutual along central axial line 1 in every other embodiment
Stagger setting.Different from foregoing embodiment, which not only carries including three and is provided only on an antenna
Three fan antennas 5 of the dual polarization transmitter in row 6, but be separately positioned in two antenna arrays 6.Here in each antenna
At least one single band, double frequency-band in row can be set or in general multiple band transmitters or setting are multiple preferably along center
Single band that direction 1 mutually staggers, double frequency-band or in general multiple band transmitters, such as according to the embodiment of front in principle
As explanation.
Reflector 11 is located at a phase for two antenna arrays 6 of each fan antenna 5 here together with its reflector walls 13
In same reflector level 13 '.Corresponding reflection bar 15 is set for each row arrangement, the reflection bar surrounds all categories
Extend in the transmitter 7,9 of an antenna array, including being used to implement and following sector transverse to central axial 1 orientation
The reflection bar 15 ' of antenna decoupling.It is different from such as Fig. 8 or Figure 11, the reflection bar being laterally extended can also be set when needed
Between each reflector 7,9 in each antenna array 6.
In the variant scheme according to Figure 11, the antenna strip 15 " extended along centrally and axially direction 1 is also disposed at two days
Between alignment.
Spacing between the longitudinal central axis line of each antenna array 6 should also correspond to common spacing here, i.e., for example about
Intermediate working frequency is in λ/2 between λ.Corresponding suitable value is usually in 0.65 λ between 0.75 λ, that is e.g., about 0.7
(if being related to single-band antenna, this is about intermediate working frequency to λ；Otherwise, for double frequency band aerial, for λ using relatively low
The intermediate frequency value of frequency band is as datum quantity).
In the embodiment shown, two antenna arrays 6 (are put down respectively about a vertical symmetrical plane perpendicular to reflector
Face 13 ') it is arranged so that vertical central axial line 1 passes through reflector level 13 ', and just between two antenna arrays 6
Separate and connecting portion passes through reflector level.That is the corresponding vertical axis of symmetry 1 is parallel between each antenna array 6
Extend in the reflector level 13 '.It is thus achieved that a long way off in range, (with the transmitter in two antenna arrays 6
) phase center of each fan antenna 5 shown as on centrally located axis 1 or at least adjacent to central axial line.
Theaomni-directional transmission device is exemplified according to the implementation by Figure 14 to 16, there are two 6 Hes of antenna array for the theaomni-directional transmission utensil
Transmitter 7,9 of the one or more in each antenna array 6 is identical with the embodiment according to Fig. 1 to 10, one of antenna array
6 are arranged to about central axial line 1 so that three of three fan antennas 5 for being vertically stacked and mutually deflecting setting
Vertically-oriented symmetrical plane (they are perpendicular to corresponding reflector level 13 ') intersects on central axial line 1.On the other hand
Corresponding second antenna array 6 asymmetrically distinguishes Strategic Lateral Offset about central axial line 1 at this time, that is, radially offset ground
Setting, so as to obtain the arrangement form different from Figure 12 and 13 in the vertical view of Figure 15 and 16.In other words with the reality of front
It is identical to apply example, also ensures in this embodiment, equipped at least one other hairs being additionally placed in another antenna array 6
Emitter 7,9, that is, equipped at least one additional lateral or radial deflection transmitter 7,9.Here and according to Figure 14
Embodiment to 16 is the same, and in the embodiment according to Figure 11 to 13, each fan antenna 5 can be with shown at least two days
Alignment is in transverse direction, that is perpendicular to the positioning of 1 ground of central axial line in various positions, that is is not required only to set
In the position shown in Figure 11 to 13 or 14 to 16.It can also use and be in the different deviation posts of central axial line
Other arbitrary different relative positions.But preferably such arrangement form, wherein, with described at least one or described
In the vertical view of the respective sector antennas of at least two antenna arrays, central axial line 1 is in and single-row, biserial or multiple row sector always
The position that antenna 5 is overlapped.
But centre position can also be used in broader range, in the centre position, such as two antenna arrays 6 can
To be positioned in various positions relative to central axial line 1 in the horizontal direction.
In front in the embodiment that multiple transmitters are used for each fan antenna, particularly using biserial
Or multiple row antenna structure (aerial array) when, can realize or further expand first and improve theaomni-directional transmission device can MIMO
Property.Here ensure to realize this improved MIMO while realization radiation diagram omni-directional as well as possible.
It is shown according to Fig. 4, transmitter doubles can be made in this way at each position of fan antenna, that is, about
Reflector 11 or reflector walls 13, similar to about its mirror symmetry in the corresponding emitter structures of both sides setting.But this
The principle that kind illustrates in principle according to Fig. 4 can be realized in all of the embodiments illustrated.This is only illustratively according to figure
17 to 19 show, which corresponds to the embodiment according to Fig. 8 to 10 in principle, is characterized in that, also realizes here
The basic conception that is illustrated according to Fig. 4.A kind of dual transmitter arrangement structure is resulted in, wherein, in three height models
In each altitude range enclosed, it is similar to set double fan antenna 5, these fan antennas are staggered along 180 ° of direction,
That is reciprocally orienting, and one or more of one, two or more antenna array single band can be included in
Or multiple band transmitters, and case above is realized in the case of using the transmitter of dual polarization or Circular Polarisation always
's.
As described above, antenna structure is designed in principle so that all array antennas, that is at least logical along central axial line 1
The phase center for the array antenna often vertically installed successively is overlapped on central axial line 1 or at least adjacent to central axial line 1.
The phase center is usually located at here in the reflector level 13 ' of reflector walls 13.In general, each fan antenna is with it
Reflector 11 is arranged in this way around central axial line 1 so that in the vertical view observed along central axial line 1 reflector 11 and thus also
There are reflector walls 13 to be overlapped or intersect at least partly.The spacing is always apparent or the preferably greater than common spacing of phase center
Half, and less than the common spacing, the common spacing particularly phase in traditional omnidirectional transmitter antenna arrangement
The spacing of reflector level 13 ', reflector walls 13 and central axial line X answered, traditional omnidirectional transmitter antenna arrangement
There is triangular structure in a top view, wherein reflector level is located on each side of an equilateral triangle.
That is within the scope of the invention, reflector walls 13, i.e. corresponding reflector level 13 ' are preferably about center
Axis 1 is in this way, so that the reflector walls 13 or the radial spacing of reflector level 13 ' to central axial line 13 ' are less than phase
10%, 8%, 6%, 5%, 4%, 3%, the 2% of the 15% of the col width B of antenna array 6, especially less than col width is answered, and especially
It is less than 1% (see Fig. 1,8 or 11) of col width.
The embodiment all describes in this way, that is, each the reflector walls 13 of the reflector 11 of fan antenna 5 is corresponding
Reflector level 13 ' is arranged to so that central axial line 1 is located in reflector level 13 '.But each fan antenna is together with reflector
11 and reflector walls can also be set with being staggered radial spacing relative to central axial line, but still be able to realize according to the present invention each
Item advantage, when the spacing is not excessive.Therefore, the spacing is preferably smaller than the 15% of the col width B of antenna array 6, particularly small
10%, 8%, 6%, 5%, 4%, 3%, 2% in col width, and especially less than the 1% of col width.
Such arrangement of each reflector is shown in FIG. 20, wherein, corresponding reflector level 13 ' relative to
Central axial line 1 has the smaller radial spacing by foregoing form.Mainly it is being consequently formed, three in a top view
When mast should be for example set in the free space between the fan antenna being arranged on different height position, it is considered as this
Form of implementation, central axial line 1 pass through the mast.
According to fig. 21 arrangement, the offset of each fan antenna is carried out along negative direction.That is it reflects here
Wall 13 is set with being staggered with the reflector level 13 ' belonging to it relative to central axial line 1 so that central axial line 1 passes through reflection
Item.In other words, that is, central axial line 1 is additionally provided with transmitter 7 and/or transmitter 9 in reflector level 13 ' here
Side extension (according to fig. 20 embodiment, central axial line 1 the back side of reflector walls 13 extend, that is with transmitting
The opposite side extension of device 7/9).
According to fig. 22, it is intended merely to completely illustrate and shows to have according to prior art that there are three sectors with axial
The antenna of antenna, wherein three fan antennas 5 are set around central axial line with hexagonal angle, wherein, in this case, all sectors
Antenna is mounted in identical height and position, because reflector walls have such spacing to central axial line 1 so that such shape
Into fan antenna and particularly its reflector 11 or reflector walls 13 will not be overlapped or intersect in a top view.
In order to realize single transmitter 5 or directional aerial 5, that is the decoupling optimization of one or more fan antennas 5
Structure extends equipped with the reflector level 13 ' transverse to and in particular perpendicular to reflector walls 13 or entire reflector 11
The reflection bar 15 or 15 '.The reflection bar 15 or 15 ' should preferably have reflection bar height R, which is more than 0.05
λ, wherein λ correspond to intermediate frequency in the case of single-frequency tape transmitter.In double frequency-band or multiple band transmitters arrangement
In the case of, λ corresponds to the intermediate frequency of lowest band.In general, the side wall or side plate item 15,15 ' of reflector 11 relative to
The height R of reflector level 13 ' should not exceed height H1, i.e., transmitter 7 relative to reflector level 13 ' height, and by
This also not higher than height H2, i.e., transmitter 9 relative to reflector level 13 ' height (see Fig. 4).
In other words, that is, in the shown embodiment, the reflection bar height R of reflection bar 15,15 ' or 15 ", which is less than, to be used for
The height H2 of the dual polarization of lower band or the dipole coil transmitter of vertical polarization or vector transmitter 9, and thus also below building
Make higher for the dual polarization of high frequency band or the dipole coil transmitter of vertical polarization or the height H1 of vector transmitter 7, such as
As being shown Fig. 2 or 4.
In the described embodiment, feeder system is not described in detail.Generally about two orthogonal polarization planes with
And for one or more frequency bands, by concentric conductor respectively dividually to corresponding transmitter and antenna into line feed.It is but same
Sample can also use synthesizer/distributor, it is possible thereby to which all supplied frequencies are separated or merged.In this regard with reference to
The solution known, this is equally applicable to the operation that fan antenna 5 is used to implement MIMO work.
In addition it is further noted that belong to theaomni-directional transmission device can pass through feedback with single polar transmitter or the fan antenna of reception
SCN Space Cable Network links together (this is not suitable for partition running).If it is flat to be arranged on two orthogonal polarization to fan antenna
The transmitter for sending and/or receiving in face, then it is all common (with respect to the horizontal plane with such as+45 ° or -45 ° orientations at one
) transmitter that runs in polarization plane linked together by feed network.
Claims (35)
1. dual-polarization omnidirectional antenna, have at least three individually, along the circumferential direction around the sector that central axial line (1) mutually staggers
Antenna (5), the dual-polarization omnidirectional antenna have following characteristics：
Each fan antenna (5) includes at least one antenna array (6), and the antenna array has affiliated reflector (11), described
Reflector is at least partially disposed in reflector level (13 '), wherein in the antenna array (6), in reflector (11)
Front sets at least one dual-polarized transmitter (7,9),
The dual-polarization omnidirectional antenna has the feeding mechanism coupled with fan antenna (5),
Each fan antenna (5) is additionally set with offseting one from another along its central axial line (1),
Each fan antenna (5) is arranged to so that each reflector (11) is arranged on it in the axial view along central axial line (1)
Reflector walls (13) in respective reflector plane (13 ') it is intersecting and
Decoupling device is equipped between two fan antennas (5) adjacent and that setting is mutually staggered along central axial line (1),
Reflector walls (13) or reflector level (13 ') are parallel to central axial line (1) with separating spacing,
It is characterized in that, with feature additionally below：
Reflector walls (13) or reflector level (13 ') are parallel to central axial line (1), i.e. fan antenna (5) with such spacing
Reflector level (13 ') and central axial line (1) between be smaller than affiliated antenna array (6) the 15% of column width (B), with
And
Here central axial line (1) is in the side for being additionally provided with transmitter (the 7,9) extension of reflector level (13 ').
2. antenna according to claim 1, which is characterized in that reflector walls (13) or reflector level (13 ') are flat in this way
Row is arranged in central axial line so that is smaller than between the reflector level (13 ') of fan antenna (5) and central axial line (1)
The 10% of the column width (B) of affiliated antenna array (6).
3. antenna according to claim 1, which is characterized in that reflector walls (13) or reflector level (13 ') are flat in this way
Row is arranged in central axial line so that is smaller than between the reflector level (13 ') of fan antenna (5) and central axial line (1)
The 8% of the column width (B) of affiliated antenna array (6).
4. antenna according to claim 1, which is characterized in that reflector walls (13) or reflector level (13 ') are flat in this way
Row is arranged in central axial line so that is smaller than between the reflector level (13 ') of fan antenna (5) and central axial line (1)
The 6% of the column width (B) of affiliated antenna array (6).
5. antenna according to claim 1, which is characterized in that reflector walls (13) or reflector level (13 ') are flat in this way
Row is arranged in central axial line so that is smaller than between the reflector level (13 ') of fan antenna (5) and central axial line (1)
The 5% of the column width (B) of affiliated antenna array (6).
6. antenna according to claim 1, which is characterized in that reflector walls (13) or reflector level (13 ') are flat in this way
Row is arranged in central axial line so that is smaller than between the reflector level (13 ') of fan antenna (5) and central axial line (1)
The 4% of the column width (B) of affiliated antenna array (6).
7. antenna according to claim 1, which is characterized in that reflector walls (13) or reflector level (13 ') are flat in this way
Row is arranged in central axial line so that is smaller than between the reflector level (13 ') of fan antenna (5) and central axial line (1)
The 3% of the column width (B) of affiliated antenna array (6).
8. antenna according to claim 1, which is characterized in that reflector walls (13) or reflector level (13 ') are flat in this way
Row is arranged in central axial line so that is smaller than between the reflector level (13 ') of fan antenna (5) and central axial line (1)
The 2% of the column width (B) of affiliated antenna array (6).
9. antenna according to claim 1, which is characterized in that reflector walls (13) or reflector level (13 ') are flat in this way
Row is arranged in central axial line so that is smaller than between the reflector level (13 ') of fan antenna (5) and central axial line (1)
The 1% of the column width (B) of affiliated antenna array (6).
10. the antenna according to one of claim 1 to 9, which is characterized in that each fan antenna (5) is arranged to so that center
Axis (1) extends through phase center or central axial line to the row for being smaller than affiliated antenna array (6) of the phase center
The 15% of width (B).
11. the antenna according to one of claim 1 to 9, which is characterized in that each fan antenna (5) is arranged to so that center
Axis (1) extends through phase center or central axial line to the row for being smaller than affiliated antenna array (6) of the phase center
The 10% of width (B).
12. the antenna according to one of claim 1 to 9, which is characterized in that each fan antenna (5) is arranged to so that center
Axis (1) extends through phase center or central axial line to the row for being smaller than affiliated antenna array (6) of the phase center
The 8% of width (B).
13. the antenna according to one of claim 1 to 9, which is characterized in that each fan antenna (5) is arranged to so that center
Axis (1) extends through phase center or central axial line to the row for being smaller than affiliated antenna array (6) of the phase center
The 6% of width (B).
14. the antenna according to one of claim 1 to 9, which is characterized in that each fan antenna (5) is arranged to so that center
Axis (1) extends through phase center or central axial line to the row for being smaller than affiliated antenna array (6) of the phase center
The 5% of width (B).
15. the antenna according to one of claim 1 to 9, which is characterized in that each fan antenna (5) is arranged to so that center
Axis (1) extends through phase center or central axial line to the row for being smaller than affiliated antenna array (6) of the phase center
The 4% of width (B).
16. the antenna according to one of claim 1 to 9, which is characterized in that each fan antenna (5) is arranged to so that center
Axis (1) extends through phase center or central axial line to the row for being smaller than affiliated antenna array (6) of the phase center
The 3% of width (B).
17. the antenna according to one of claim 1 to 9, which is characterized in that each fan antenna (5) is arranged to so that center
Axis (1) extends through phase center or central axial line to the row for being smaller than affiliated antenna array (6) of the phase center
The 2% of width (B).
18. the antenna according to one of claim 1 to 9, which is characterized in that each fan antenna (5) is arranged to so that center
Axis (1) extends through phase center or central axial line to the row for being smaller than affiliated antenna array (6) of the phase center
The 1% of width (B).
19. the antenna according to one of claim 1 to 9, which is characterized in that decoupling device includes at least one reflection bar
(15,15 '), the reflection bar are oriented transverse to the reflector level (13 ') of affiliated reflector (11).
20. antenna according to claim 19, which is characterized in that reflector walls (13) are together with the reflector level belonging to it
(13 ') are set with being staggered in this way relative to central axial line (1) so that central axial line (1) is across reflection bar (15,15 ').
21. antenna according to claim 19, which is characterized in that the height of reflection bar (15,15 ') is about single-band antenna
In intermediate frequency or be more than 0.05 λ, and reflection bar about intermediate frequency relatively low in double frequency-band or multiband antenna
Highly it is less than the height (H1, H2) of dual polarization transmitter (7,9), the height of the dual polarization transmitter is relative to sector respectively
The height of the reflector level (13 ') of the affiliated reflector (11) of antenna (5).
22. antenna according to claim 19, which is characterized in that each fan antenna (5) have around be closed or in
Disconnected lateral reflection bar (15) thus surrounds reflector together with being arranged on the fan antenna (5) of reflection bar (15,15 ') inside
(11)。
23. the antenna according to one of claim 1 to 9, which is characterized in that each fan antenna (5) is configured to single-frequency
Band antenna, double frequency band aerial or multiband antenna.
24. the antenna according to one of claim 1 to 9, which is characterized in that set in the region of each fan antenna (5)
Have with 180 °, i.e. the second fan antenna (5) of opposite orientation.
25. antenna according to claim 24, which is characterized in that second fan antenna includes common reflector
(11)。
26. antenna according to claim 24, which is characterized in that second fan antenna is included with common reflection
The common reflector walls (13) of device plane (13 ').
27. the antenna according to one of claim 1 to 9, which is characterized in that each fan antenna (5) is located at including multiple
Dual polarization transmitter (7,9) in antenna array (6) and that setting is mutually staggered along the direction of central axial line (1).
28. the antenna according to one of claim 1 to 9, which is characterized in that each fan antenna (5) includes at least two phases
The antenna array (6) being mutually arranged in parallel sets at least one dual-polarized transmitter (7,9) in each antenna array.
29. the antenna according to one of claim 1 to 9, which is characterized in that each fan antenna (5) includes at least two phases
The antenna array (6) being mutually arranged in parallel sets multiple pairs with being spaced from each other spacing in each antenna array along the direction of antenna array (6)
Polarized transmitter (7,9).
30. antenna according to claim 28, which is characterized in that in each antenna array (6) of a fan antenna (5)
Dual-polarized transmitter (7,9) is arranged in identical height and position.
31. antenna according to claim 27, which is characterized in that the spacing of each antenna array (6) 0.65 λ to 0.75 λ it
Between, wherein λ corresponds to the intermediate working frequency of lowest band.
32. antenna according to claim 27, which is characterized in that each fan antenna (5) is with its at least two antenna array
(6) it is symmetrically arranged about central axial line (1).
33. antenna according to claim 27, which is characterized in that each fan antenna (5) is arranged to so that there are one respectively
Antenna array (6) is symmetrically positioned about central axial line (1), on the contrary, at least one other antenna array (6) is relative to described symmetrical
The antenna array of positioning radially, laterally or transversely is deviated about central axial line (1).
34. the antenna according to one of claim 1 to 9, which is characterized in that multiple antenna arrays for being arranged on one or different
(6) the dual-polarized transmitter (7,9) in can be used as mimo antenna to run.
35. the antenna according to one of claim 1 to 9, which is characterized in that the dual-polarized transmitter (7,9) is energy
What single band, double frequency-band or multiband were run.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102012023938.6A DE102012023938A1 (en) | 2012-12-06 | 2012-12-06 | Dual polarized omnidirectional antenna |
| DE102012023938.6 | 2012-12-06 | ||
| PCT/EP2013/003355 WO2014086452A1 (en) | 2012-12-06 | 2013-11-07 | Dual‑polarized, omnidirectional antenna |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105379006A CN105379006A (en) | 2016-03-02 |
| CN105379006B true CN105379006B (en) | 2018-07-06 |
Family
ID=49554198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201380063614.8A Active CN105379006B (en) | 2012-12-06 | 2013-11-07 | Dual-polarization omnidirectional antenna |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP2929589B1 (en) |
| JP (1) | JP6014774B2 (en) |
| KR (1) | KR101672502B1 (en) |
| CN (1) | CN105379006B (en) |
| DE (1) | DE102012023938A1 (en) |
| WO (1) | WO2014086452A1 (en) |
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| US10164332B2 (en) | 2014-10-14 | 2018-12-25 | Ubiquiti Networks, Inc. | Multi-sector antennas |
| US10284268B2 (en) | 2015-02-23 | 2019-05-07 | Ubiquiti Networks, Inc. | Radio apparatuses for long-range communication of radio-frequency information |
| US9761954B2 (en) | 2015-10-09 | 2017-09-12 | Ubiquiti Networks, Inc. | Synchronized multiple-radio antenna systems and methods |
| GB2563574B (en) * | 2017-06-05 | 2021-08-04 | International Electric Company Ltd | A phased array antenna and apparatus incorporating the same |
| KR102318761B1 (en) | 2017-08-24 | 2021-10-28 | 삼성전자주식회사 | An electronic device comprising an antenna |
| GB201803433D0 (en) | 2018-03-02 | 2018-04-18 | Secr Defence | Dual polarised antenna |
| KR102133095B1 (en) * | 2018-10-30 | 2020-07-13 | 서울특별시 | Fire hose |
| CN110970736A (en) * | 2019-12-02 | 2020-04-07 | 东软睿驰汽车技术（沈阳）有限公司 | Microstrip antenna array |
| EP3883051A1 (en) | 2020-03-19 | 2021-09-22 | Maritime IoT Solutions BV | Antenna array module |
| EP4143993A4 (en) * | 2020-05-01 | 2024-07-24 | Fleet Space Tech Pty Ltd | Leo satellite communication systems and methods |
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| CN101479888A (en) * | 2006-08-10 | 2009-07-08 | 凯瑟雷恩工厂两合公司 | Antenna arrangement, in particular for a mobile radio base station |
| CN101714701A (en) * | 2009-12-21 | 2010-05-26 | 京信通信系统（中国）有限公司 | Dual-band and dual-polarization array antenna |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102012023938A1 (en) | 2014-06-12 |
| WO2014086452A1 (en) | 2014-06-12 |
| KR20150093680A (en) | 2015-08-18 |
| KR101672502B1 (en) | 2016-11-04 |
| JP2016504843A (en) | 2016-02-12 |
| JP6014774B2 (en) | 2016-10-25 |
| EP2929589B1 (en) | 2018-09-05 |
| EP2929589A1 (en) | 2015-10-14 |
| CN105379006A (en) | 2016-03-02 |
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