CN206180112U - Band wire feed is cross seam dual circular polarization linear array alternately - Google Patents
Band wire feed is cross seam dual circular polarization linear array alternately Download PDFInfo
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- CN206180112U CN206180112U CN201621024178.0U CN201621024178U CN206180112U CN 206180112 U CN206180112 U CN 206180112U CN 201621024178 U CN201621024178 U CN 201621024178U CN 206180112 U CN206180112 U CN 206180112U
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Abstract
The utility model relates to a band wire feed is cross seam dual circular polarization linear array alternately, the linear array includes wire chamber and first metal conduction band, first metal conduction band is located inside the wire chamber, the wire chamber has wire chamber upper cover plate and wire chamber lower plate, first metal conduction band with wire chamber lower plate parallel placement, first metal conduction band both ends downwarping is passed levogyration feed mouth and dextrorotation feed mouth are regarded as respectively to the wire chamber lower plate, evenly set up the intersection cross seam more than two on the wire chamber upper cover plate, the top of wire chamber upper cover plate is provided with the microstrip board, the microstrip board with alternately the corresponding one side of cross seam is provided with the metal paster more than two on the surface, the metal paster with alternately cross seam one -to -one setting, it is arbitrary the geometric centre of metal paster is the central projection at the planar front outline in first metal conduction band place, the axis direction of first metal conduction band is skew the central projection.
Description
Technical field
This utility model is related to phased array antenna technique field, and in particular to a kind of band wire feed cross seam is double round
Polarization linear array.
Background technology
Array antenna is widely used in the moving communicating field such as airborne, carrier-borne, vehicle-mounted, is to meet mobile vehicle to windage
Require, it is desirable to array antenna low section, miniaturization.Low section plate aerial way of realization has oblique wave beam flat plate array and phased array
Two kinds of antenna, and be all applied widely, respectively there is advantage.Phased array antenna point electronically scanning at one dimension and bidimensional electricity are swept, the former cost
Relative moderate, in mobile-satellite TV domain, particularly when requiring higher to antenna gain, the price of electronically scanning at one dimension form is excellent
Gesture becomes apparent from.This when, the linear array unit of composition phased array just seemed particular importance.
The synchronous satellite signal load mode in earth overhead is mostly linear polarization, and existing horizontal polarization also has vertical polarization,
Because the satellite longitude and latitude in equator overhead is typically differed with ground longitude and latitude is received, so the horizontally or vertically polarization that satellite sends
Ripple reaches reception ground after-polarization direction and can change, and dual polarized antenna will realize polarization tracking, not only can be dual-linear polarization,
And can be double-circle polarization.Current phased array antenna unit great majority can not realize double-circle polarization, can realize double-circle polarization
Phased array antenna have two kinds of forms, one kind is micro-strip form, and another kind is ridge waveguide structure.Damage of the microstrip antenna in Ku frequency ranges
Consumption is larger, or so the scale of product is less, antenna gain is not high, or using mixing feed form, behind what synthesis
Network adopts waveguiding structure.The antenna of ridge waveguide form needs two kinds of circular polarisation waveguides alternately to place.Above two version
Antenna structure is complicated, high cost.
Utility model content
The purpose of this utility model is to provide a kind of band wire feed cross seam double-circle polarization that can realize double-circle polarization
Linear array, the linear array structure is simple, low cost.
For achieving the above object, this utility model provides a kind of band wire feed cross seam double-circle polarization line
Battle array, the linear array includes the first metal conduction band of wire chamber and equal in width, and the first metal conduction band is located at the metal intracavity
Portion, the wire chamber has wire chamber upper cover plate and wire chamber lower shoe, and the first metal conduction band is gone to the bottom with the wire chamber
Plate is placed in parallel, and the first metal conduction band two ends are bent downwardly and through the wire chamber lower shoe, respectively as left-handed feedback
Power port and dextrorotation feed mouth, uniformly offer plural cross seam, the wire chamber on the wire chamber upper cover plate
Micro-strip plate is provided with above upper cover plate, on a micro-strip plate side surface corresponding with cross seam two are provided with
More than metal patch, the metal patch and the cross seam correspond arrange, arbitrary metal patch it is several
What center projects centered on the upright projection of the first metal conduction band place plane, and the axis direction of the first metal conduction band is inclined
From the central projection.
As shown from the above technical solution, the first metal conduction band is located inside the wire chamber, forms strip line transmission lines
Structure, can feed from the two ends of strip line transmission lines, wherein left-handed feed mouth can realize left-hand circular polarization, dextrorotation feed mouth
Right-handed circular polarization can be realized, it is achieved thereby that double-circle polarization.Fed using single tape line, two kinds of entelechies are realized respectively at two ends
Change, simple structure reduces cost.
Preferably, two gaps of the cross seam are placed in the square crossing of positive and negative 45 degree of directions.
Preferably, the geometric center of the cross seam overlaps with the geometric center of metal patch.
Preferably, the metal intracavity is additionally provided with another second metal conduction band parallel with the first metal conduction band, institute
State in the second metal conduction band and the first metal conduction band be generally aligned in the same plane, the second metal conduction band is located at center throwing
The opposite side of shadow, and the first metal conduction band and the second metal conduction band are symmetrical with regard to central projection, the second metal conduction band
Two ends are also bent downwardly and through the wire chamber lower shoe, respectively as left-handed feed mouth and dextrorotation feed mouth, described second
The left-handed feed mouth of metal conduction band and the dextrorotation feed mouth of the first metal conduction band are located at the same side.
Preferably, the metal intracavity is additionally provided with two or more dielectric support block, and dielectric support block described in two or more is consolidated
On wire chamber upper cover plate, gap is left with wire chamber lower shoe, and wrap the first metal conduction band and described second
Metal conduction band.
Preferably, the first metal conduction band is spliced by the first short metal conduction band of two or more equal length, institute
State the second metal conduction band to be spliced by the second short metal conduction band of two or more equal length, the first short metal conduction band with
The length of the second short metal conduction band is also equal, and each described first short metal conduction band and the second short metal conduction band are equal
The second end for having first end and the second end, the first end of the first short metal conduction band and the second short metal conduction band is located at same
Side, the first end feeds mouth as left-handed feed mouth, second end as dextrorotation.
Preferably, the linear array also includes low-noise amplifier, and the first end and the second end are put with the low noise
The microstrip line of big device is connected.
Preferably, equidistantly arrange between cross seam described in two or more, described in two or more between metal patch
Equidistantly arrangement.
Preferably, the metal patch is square.
Preferably, the wire chamber is air chamber.
This utility model has the advantage that：(1) this utility model forms traveling wave battle array using equal in width band wire, in linear array
Two ends obtain two orthogonal circular polarisation, simple structure, with low cost.
(2) on the one hand in order to improve the efficiency of antenna, in Ku frequency ranges in the form of air band wire.On the other hand in order to gram
Impact of change of the traveling wave array beam sensing in frequency band to Satellite Tracking is taken, this utility model adopts biobelt line structure, utilizes
Dielectric support block realizes slow-wave structure, has both met the requirement that mid frequency points to normal direction, realizes that air band wire reduces damaging again
The requirement of consumption.Symmetrical two ends constant amplitude feed realizes the uniformity of amplitude distribution, while overcoming the problem that beam position deviates.Therefore this
The twin feeder that linear array described in utility model is adopted causes to point to angle sensing normal direction, and finger of the antenna in frequency band is effectively ensured
It is constant to angle.
(3) when bandwidth requirement is contradicted with linear array scale, solved by the way that linear array to be segmented the method for broadening bandwidth.Gold
Category conduction band is bent downwardly, and keeps identical structure, and in corner correction-compensation, thin slice is converted into needle construction, goes to the bottom through wire chamber
Plate, realization is directly connected to LNA microstrip lines, so that the feed efficiency of whole linear array is very high.By in feed end one
Change combines LNA so that the noise coefficient of antenna is improved very well, simplifies the design of synthesis network, realizes the maximum of efficiency
Change, noise-reduction coefficient.
Description of the drawings
Fig. 1 is the structural representation that first metal conduction band and left and right rotation feed mouth in one embodiment of the present utility model；
Fig. 2 is the structure of the first metal conduction band, the second metal conduction band and wire chamber in one embodiment of the present utility model
Schematic diagram；
Fig. 3 is the first metal conduction band in one embodiment of the present utility model, the second metal conduction band and dielectric support block
Structural representation；
Fig. 4 is the structural representation that one embodiment of the present utility model removes micro-strip plate and wire chamber upper cover plate；
Fig. 5 is the structural representation of one embodiment of the present utility model；
Fig. 6 is the antenna standing wave pattern of one embodiment of the present utility model；
Fig. 7 is the antenna right-hand polarization directional diagram of one embodiment of the present utility model；
Fig. 8 is the antenna left-handed polarization directional diagram of one embodiment of the present utility model.
The implication of label symbol in accompanying drawing：
1- micro-strip plate 2- metal patch 3- cross stitches 4- dielectric support blocks
5- the first metal conduction band/the second metal conduction band 6- wire chambers
The left-handed feed mouth 8- dextrorotation of 7- feeds mouth
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model, rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of this utility model protection.
Band wire feed cross seam (3) double-circle polarization linear array that this utility model embodiment is provided includes wire chamber (6)
With the first metal conduction band (5) of equal in width, the first metal conduction band (5) is positioned at the wire chamber (6) inside, the wire chamber
(6) with wire chamber (6) upper cover plate and wire chamber (6) lower shoe, under the first metal conduction band (5) and the wire chamber (6)
Base plate is placed in parallel, and the first metal conduction band (5) two ends are bent downwardly and through the wire chamber (6) lower shoe, make respectively
For left-handed feed mouth (7) and dextrorotation feed mouth (8), on wire chamber (6) upper cover plate plural intersection is uniformly offered
Cross crotch (3), be provided with micro-strip plate (1) above wire chamber (6) upper cover plate, the micro-strip plate (1) is intersected with described
Plural metal patch (2), the metal patch (2) and the friendship are provided with the corresponding side surface of cross crotch (3)
Fork cross crotch (3) is corresponded and arranged, and the geometric center of arbitrary metal patch (2) is located in the first metal conduction band (5) and puts down
Project centered on the upright projection in face, the axis direction of the first metal conduction band (5) deviates the central projection.The metal
Conduction band refer to Fig. 1 with the relation of left-handed feed mouth (7) and dextrorotation feed mouth (8), wherein 5 represent the metal conduction band, 7 are a left side
Rotation feed mouth, 8 is that dextrorotation feeds mouth.
The first metal conduction band (5) is internal positioned at the wire chamber (6), i.e., the first metal conduction band (5) is positioned at air chamber
It is interior, strip line transmission lines structure is formed, can feed from the two ends of strip line transmission lines, wherein left-handed feed mouth (7) can be realized
Left-hand circular polarization, dextrorotation feed mouth (8) can realize right-handed circular polarization, it is achieved thereby that double-circle polarization.The embodiment adopts
One metal conduction band (5) formed traveling wave battle array, can linear array both sides obtain two circular polarisation, simple structure, be easily achieved, cost
It is low.
The central projection deviates the direction of the metal conduction band and distance determines the rotation direction and entelechy of circular polarisation
Change axle ratio；Exactly because this feature, if wherein one end feed of metal conduction band is left-hand circular polarization, other end feed is
Right-handed circular polarization.
Preferably, wire chamber (6) upper cover plate is parallel to wire chamber (6) lower shoe, now the first metal conduction band
(5) it is same parallel to the wire chamber (6) upper cover plate.Preferably, the wire chamber (6) is air chamber.
Preferably, in some preferred embodiments of this utility model linear array, two gaps of cross seam (3)
Place in the square crossing of positive and negative 45 degree of directions.Square crossing between i.e. two gaps, but the length direction in each gap deviates
The angle of wire chamber (6) length direction is ± 45 °.
Further, in other preferred embodiments of this utility model linear array, in the geometry of cross seam (3)
The heart overlaps with the geometric center of metal patch (2).
Further, in other preferred embodiments of this utility model linear array, cross seam (3) described in two or more
Between equidistantly arrange, metal patch described in two or more is equidistantly arranged between (2).I.e. described cross seam (3) and gold
Category paster (2) is equidistantly arranged along strip line transmission lines direction, and cross seam (3) and metal patch (2) are equidistantly arranged
Row can reduce structure design and difficulty of processing.Optionally, the metal patch (2) is square.
In actual applications, metal conduction band adopts the metal conduction band of equal in width.Circular polarisation linear array is traveling wave battle array, square metal
The size of paster (2) is related to the radiation efficiency in frequency band, can select square patch according to the scale of linear array, i.e. unit number
Size.
Preferably, in other preferred embodiments of this utility model linear array, be additionally provided with the wire chamber (6) it is another with
The second parallel metal conduction band of the first metal conduction band (5), the second metal conduction band and the first metal conduction band (5) position
In same plane, the second metal conduction band be located at the central projection opposite side, and the first metal conduction band (5) and
Second metal conduction band is symmetrical with regard to central projection, and the second metal conduction band two ends are also bent downwardly and through the wire chamber
(6) lower shoe, respectively as left-handed feed mouth (7) and dextrorotation feed mouth (8), the left-handed feed mouth of the second metal conduction band
(7) and the first metal conduction band (5) dextrorotation feed mouth (8) positioned at the same side.I.e. described first metal conduction band (5) and the second metal
The axis direction of conduction band deviates the geometric center of metal patch (2), and two metal conduction band correspondences are distributed in metal patch (2)
Geometric center both sides.Two metal conduction bands are in mirror image relationship along metal patch (2) axis, and are mutually put down along transmission direction
OK.When the geometric center that the cross stitches (3) overlaps with the geometric center of metal patch (2), this central projection is also
Upright projection of the geometric center of cross seam (3) in the first metal conduction band (5) place plane.Fig. 2 is refer to, wherein 3 tables
Show cross seam (3), dextrorotation feed mouth (8) of the first metal conduction band (5) and the left-handed feed mouth of the second metal conduction band
(7) positioned at the same side.
First metal conduction band (5) circular polarisation orthogonal with the end-feed radiation of the same side of the second metal conduction band, first
Metal conduction band (5) radiates identical circular polarisation with the end-feed for differing side of the second metal conduction band.Because central projection
The direction and distance of deviateing the metal conduction band determine the rotation direction and Circular polarization ratio of circular polarisation.Therefore in the first metal
Conduction band (5) and the second metal conduction band under the symmetrical position relationship of central projection, just because of the first metal conduction band (5) and
The projection of both second metal conduction bands off-center it is in opposite direction, therefore two metal conduction bands in unidirectional feed end
Rotation direction it is also contrary.
Because low after height before the amplitude distribution of traveling wave battle array, two port constant amplitude feeds for being located at not homonymy can cause line
The amplitude distribution of battle array evenly, certainly because there is coupling between two metal conduction bands, therefore has some to affect cross polarization.
In actual applications, the directional diagram that can select the mid frequency in bandwidth of operation, port feed linear array is oriented to normal direction,
The port of both sides feeds simultaneously so that the synthesis gain of linear array is higher.Homonymy feed not can ensure that the sensing of synthesis wave beam exists
Do not change in frequency band, with this traveling wave array beam can be overcome to point to impact of the change in frequency band to Satellite Tracking.
Preferably, in other preferred embodiments of this utility model linear array, be additionally provided with the wire chamber (6) two with
On dielectric support block (4), dielectric support block (4) is fixed on wire chamber (6) upper cover plate, with wire chamber described in two or more
(6) lower shoe leaves gap, and wraps the first metal conduction band (5) and the second metal conduction band.
Fig. 3 is refer to, be spaced a distance placement dielectric support on the first metal conduction band (5) and the second metal conduction band
Block (4), on the one hand makes dielectric support block (4) be fixed in wire chamber (6), and on the other hand, metal conduction band is by dielectric support block (4)
Parcel, can be the premise for being smaller than a wavelength of metal patch (2) in antenna element separation equivalent to slow-wave structure
Under, the transmission range that signal is realized by the constant straight metal conduction band of width is precisely a work between two antenna elements
Make wavelength.So as to the beam position for ensureing traveling wave battle array is the normal direction of linear array, while avoiding the occurrence of graing lobe.
Preferably, in other preferred embodiments of the present utility model, the first metal conduction band (5) is long by two or more
Equal the first short metal conduction band of degree is spliced, the second metal conduction band by two or more equal length the second short metal
Conduction band is spliced, and the first short metal conduction band is also equal with the length of the described second short metal conduction band, and each described
One short metal conduction band and the second short metal conduction band have first end and the second end, the first end of the first short metal conduction band
The same side is located at the second end of the described second short metal conduction band, the first end is used as left-handed feed mouth (7), second end
As dextrorotation feed mouth (8).
Please with reference to Fig. 4, Fig. 5, when linear array is larger and during also higher bandwidth requirement, linear array can be divided into some
Section.In the present embodiment, linear array is divided into into two sections.That is the first metal conduction band (5) is led by the first equal short metal of two segment length
Band is spliced, and the second metal conduction band is spliced by the second equal short metal conduction band of two segment length, the first short metal
Conduction band is also equal with the length of the described second short metal conduction band.In concrete application, correspondingly wire chamber (6) is also divided into two individually
Cavity, i.e., the transverse slat that cavity is divided into two little cavitys is provided with wire chamber (6).Ensure short metal conduction band and wire chamber
(6) two side wall distances follow original strip line structure requirement.
Homonymy feed not can ensure that the sensing of synthesis wave beam does not change in frequency band, it is distinctly understood that its bandwidth is also received
To restriction, its synthesis gain is decided by the deviation size of side frequency beam position and the beam angle of linear array itself, and both are common
Determine the size of the intersection point level of different lateral beams.Linear array is divided into into two parts, the beam angle of independent part linear array
One times is increased, the deviation of sustainable beam position increases, therefore linear array bandwidth also accordingly increases.
Linear array is divided into behind two parts, and the first metal conduction band (5) and the second metal conduction band are also each separated into two short metals
First short metal conduction band of conduction band, the i.e. top in the metal loculus body of left side, the lower section in the metal loculus body of left side
The second short metal conduction band, and the first short metal conduction band of the top in the metal loculus body of right side, in right side metal
Second short metal conduction band of the lower section in loculus body；Thus the first metal conduction band (5) and the second metal conduction band have four ports,
Totally eight ports, wherein four feed ports radiate left-hand circular polarizations, the radiation right-handed circular polarization of four additional feed port, port
Distribution as shown in figure 5, the right output port of the first short metal conduction band of the top in the metal loculus body of left side and in left side gold
Second short metal conduction band left port of the lower section in category loculus body is left-handed feed mouth (7), in the metal loculus body of left side
The left port and the second short metal conduction band right-hand member of the lower section in the metal loculus body of left side of the first short metal conduction band of top
Mouth is dextrorotation feed mouth (8)；The right output port of the first short metal conduction band of the top in the metal loculus body of right side and in the right side
Second short metal conduction band left port of the lower section in the metal loculus body of side is left-handed feed mouth (7), in the little cavity of right side metal
The left port of the first short metal conduction band of interior top and the second short metal conduction band of the lower section in the metal loculus body of right side
Right output port is dextrorotation feed mouth (8)；Each port of the first short metal conduction band and the second short metal conduction band feeds simultaneously, left
Rotation feed mouth (7) radiation left-hand circular polarization signal, dextrorotation feed mouth (8) radiation right-handed circular polarization signal.
Fig. 4, Fig. 5 are refer to, in this embodiment, each short metal conduction band is wrapped 11 dielectric support blocks (4),
22 dielectric support blocks (4) are divided into 24 sections metal conduction band, each section of top be corresponding arrange cross seam (3) and
One metal patch (2).First metal conduction band (5) is parallel along transmission direction with the second metal conduction band, the short metal conduction band per bar
Two ends vertical curve, forms cylindric in end, is in coaxial form in feed end.
Preferably, in some preferred embodiments of the present utility model, the linear array also includes low-noise amplifier, described
First end and the second end are connected with the microstrip line of the low-noise amplifier.Eight ports i.e. shown in Fig. 5 are low with described
The microstrip line of noise amplifier is connected.
To ensure the efficiency of antenna, LNA (low-noise amplifier) can be combined with linear array, the first metal conduction band
(5) it is bent downwardly with the second metal conduction band, is changed into round needle, can be directly through the micro-strip wire bonding after wire chamber (6) lower shoe with LNA
Connect, after band wire is bent downwardly, its strip line structure is constant, and in corner matching is compensated.The maximum of efficiency can be realized with this
Change, noise-reduction coefficient.
It is illustrated in figure 6 band wire feed cross seam (3) double-circle polarization linear array standing wave of this utility model embodiment；
It is illustrated in figure 7 band wire feed cross seam (3) double-circle polarization linear array dextrorotation pole of this utility model embodiment
Change directional diagram；
It is illustrated in figure 8 the left-handed pole of band wire feed cross seam (3) double-circle polarization linear array of this utility model embodiment
Change directional diagram.
Claims (10)
1. a kind of band wire feed cross stitches (3) double-circle polarization linear array, it is characterised in that the linear array includes wire chamber (6)
With the first metal conduction band (5) of equal in width, the first metal conduction band (5) is positioned at the wire chamber (6) inside, the wire chamber
(6) with wire chamber (6) upper cover plate and wire chamber (6) lower shoe, under the first metal conduction band (5) and the wire chamber (6)
Base plate is placed in parallel, and the first metal conduction band (5) two ends are bent downwardly and through the wire chamber (6) lower shoe, make respectively
For left-handed feed mouth (7) and dextrorotation feed mouth (8), on wire chamber (6) upper cover plate plural intersection is uniformly offered
Cross crotch (3), is provided with micro-strip plate (1) above wire chamber (6) upper cover plate, the micro-strip plate (1) intersects ten with described
Plural metal patch (2), the metal patch (2) and the intersection are provided with the corresponding side surface of word seam (3)
Cross crotch (3) is corresponded and arranged, and the geometric center of arbitrary metal patch (2) is in the first metal conduction band (5) place plane
Upright projection centered on project, the axis direction of the first metal conduction band (5) deviates the central projection.
2. band wire feed cross according to claim 1 stitches (3) double-circle polarization linear array, it is characterised in that the friendship
Place in the square crossing of positive and negative 45 degree of directions in two gaps of fork cross crotch (3).
3. band wire feed cross according to claim 1 stitches (3) double-circle polarization linear array, it is characterised in that the friendship
The geometric center of fork cross crotch (3) overlaps with the geometric center of metal patch (2).
4. the band wire feed cross according to any one of claims 1 to 3 stitches (3) double-circle polarization linear array, and it is special
Levy and be, in the wire chamber (6) another second metal conduction band parallel with the first metal conduction band (5) is additionally provided with, it is described
In second metal conduction band and the first metal conduction band (5) are generally aligned in the same plane, the second metal conduction band is located at the center
The opposite side of projection, and the first metal conduction band (5) and the second metal conduction band are symmetrical with regard to central projection, second metal
Conduction band two ends are also bent downwardly and through institute's wire chamber (6) lower shoe, respectively as left-handed feed mouth (7) and dextrorotation feed mouth
(8), dextrorotation feed mouth (8) of the left-handed feed mouth (7) of the second metal conduction band and the first metal conduction band (5) is positioned at same
Side.
5. band wire feed cross according to claim 4 stitches (3) double-circle polarization linear array, it is characterised in that the gold
Two or more dielectric support block (4) is additionally provided with category chamber (6), dielectric support block (4) is fixed on wire chamber (6) described in two or more
On upper cover plate, gap is left with wire chamber (6) lower shoe, and wrap the first metal conduction band (5) and second metal
Conduction band.
6. band wire according to claim 4 feed cross seam (3) double-circle polarization linear array, it is characterised in that described the
One metal conduction band (5) is spliced by the first short metal conduction band of two or more equal length, and the second metal conduction band is by two
Second short metal conduction band of individual above equal length is spliced, the first short metal conduction band and the described second short metal conduction band
Length it is also equal, each described first short metal conduction band and the second short metal conduction band have first end and the second end,
Second end of the first end of the first short metal conduction band and the second short metal conduction band is located at the same side, and the first end is made
For left-handed feed mouth (7), second end is used as dextrorotation feed mouth (8).
7. band wire feed cross according to claim 6 stitches (3) double-circle polarization linear array, it is characterised in that the line
Battle array also includes low-noise amplifier, and the first end and the second end are connected with the microstrip line of the low-noise amplifier.
8. band wire according to claim 1 feed cross seam (3) double-circle polarization linear array, it is characterised in that two with
Equidistantly arrange between upper cross seam (3), metal patch described in two or more is equidistantly arranged between (2).
9. band wire feed cross according to claim 1 stitches (3) double-circle polarization linear array, it is characterised in that the gold
Category paster (2) is square.
10. band wire feed cross according to claim 1 stitches (3) double-circle polarization linear array, it is characterised in that the gold
Category chamber (6) is air chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621024178.0U CN206180112U (en) | 2016-08-31 | 2016-08-31 | Band wire feed is cross seam dual circular polarization linear array alternately |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621024178.0U CN206180112U (en) | 2016-08-31 | 2016-08-31 | Band wire feed is cross seam dual circular polarization linear array alternately |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206180112U true CN206180112U (en) | 2017-05-17 |
Family
ID=58675040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621024178.0U Withdrawn - After Issue CN206180112U (en) | 2016-08-31 | 2016-08-31 | Band wire feed is cross seam dual circular polarization linear array alternately |
Country Status (1)
| Country | Link |
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| CN (1) | CN206180112U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106252879A (en) * | 2016-08-31 | 2016-12-21 | 安徽四创电子股份有限公司 | A kind of band wire feed cross seam double-circle polarization linear array |
-
2016
- 2016-08-31 CN CN201621024178.0U patent/CN206180112U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106252879A (en) * | 2016-08-31 | 2016-12-21 | 安徽四创电子股份有限公司 | A kind of band wire feed cross seam double-circle polarization linear array |
| CN106252879B (en) * | 2016-08-31 | 2021-07-20 | 安徽四创电子股份有限公司 | Double-circular-polarization linear array with line-fed cross-shaped seam |
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