CN102832455A - Antenna array and antenna device - Google Patents
Antenna array and antenna device Download PDFInfo
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- CN102832455A CN102832455A CN2012103187472A CN201210318747A CN102832455A CN 102832455 A CN102832455 A CN 102832455A CN 2012103187472 A CN2012103187472 A CN 2012103187472A CN 201210318747 A CN201210318747 A CN 201210318747A CN 102832455 A CN102832455 A CN 102832455A
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Abstract
An embodiment of the invention provides an antenna array and an antenna device. The antenna array comprises at least two transmitting unit sub-arrays; the two adjacent transmitting unit sub-arrays are arranged in parallel; each transmitting unit sub-array comprises a plurality of high-frequency vibrators and at least two low-frequency vibrators; the high-frequency vibrators in the two adjacent transmitting unit sub-arrays are arranged in a staggered way; and the low-frequency vibrators in the two adjacent transmitting unit sub-arrays are arranged in the shape like a triangular mesh. The antenna device employing the antenna array further comprises a reflecting plate. According to the antenna array and the antenna device disclosed by the invention, interference between the high-frequency vibrators is reduced by increase of the distance between the high-frequency vibrators in the two adjacent columns of transmitting unit sub-arrays, consequently, the performance of an antenna is improved greatly.
Description
Technical field
The embodiment of the invention relates to communication technical field, relates in particular to a kind of aerial array that is used to communicate by letter and antenna assembly.
Background technology
Antenna is a part indispensable in the mobile communication equipment, and the performance of antenna for base station in the mobile communication (Base station antenna) directly influences the quality of communication efficiency.Along with improving constantly of mobile communication technology, the user constantly increases the demand of high-speed data service, and the type of user's request simultaneously is more and more diversified, so present mobile communication just develops towards the multi-frequency multi-mode direction.
The multi-frequency multi-mode antenna for base station must comprise a plurality of antenna transmitter unit subarrays that work in different frequency range in same antenna, and limited installing space has limited the number of arrange space and oscillator unit of the sub-array antenna of different frequency range; The arranged distance limit in space is disturbed greatlyyer between the antenna oscillator unit, influence the performance of antenna.Therefore, in order in certain installing space, to realize required antenna index, the multi-frequency multi-mode antenna for base station is demanded improvement urgently on array design.
Summary of the invention
The embodiment of the invention provides a kind of aerial array and antenna assembly, is used to reduce the phase mutual interference between aerial array neutron array, improves the performance of antenna.
First aspect, the embodiment of the invention provide a kind of aerial array, comprise at least two transmitter unit subarrays;
Said at least two transmitter unit subarrays are arranged in parallel, and each said transmitter unit subarray comprises a plurality of high frequency oscillators and at least two low frequency oscillators;
High frequency oscillator in two adjacent said transmitter unit subarrays is staggered arranges;
Low frequency oscillator in two adjacent said transmitter unit subarrays is triangulation network trellis and arranges.
In conjunction with first aspect, in first kind of possible implementation, be provided with at least two high frequency oscillators between adjacent two low frequency oscillators in each said transmitter unit subarray in the said aerial array.
In conjunction with first aspect; In second kind of possible implementation, the bore that the bore of each said low frequency oscillator is nested with the said low frequency oscillator of part in a said high frequency oscillator or the said aerial array in the said aerial array is nested with not nested said high frequency oscillator in the bore of a said high frequency oscillator or whole said low frequency oscillators.
In conjunction with first aspect; In the third possible implementation; Also comprise at least one first high frequency subarray and at least one second high frequency subarray in the said aerial array; Said at least one first high frequency subarray and said at least one second high frequency subarray and transmitter unit subarray are arranged in parallel, and each said first high frequency subarray comprises a plurality of said high frequency oscillators, and each said second high frequency subarray comprises a plurality of said high frequency oscillators.Said at least two transmitter unit subarrays are arranged between said at least one first high frequency subarray and said at least one second high frequency subarray.
In conjunction with the third possible implementation of first aspect, in the 4th kind of possible implementation, adjacent said first high frequency subarray and the high frequency oscillator in the said transmitter unit subarray are staggered arranges;
Adjacent said second high frequency subarray and the high frequency oscillator in the said transmitter unit subarray are staggered arranges.
In conjunction with the 4th kind of possible implementation of first aspect, in the 5th kind of possible implementation, the said first high frequency subarray is identical with the quantity of the said second high frequency subarray;
High frequency oscillator in two adjacent said first high frequency subarrays is staggered arranges;
High frequency oscillator in two adjacent said second high frequency subarrays is staggered arranges;
In conjunction with first aspect, in the 6th kind of possible implementation, said low frequency oscillator is square shape low frequency oscillator or rhombus low frequency oscillator.
In conjunction with first to the 6th any possible implementation in the first aspect, in the 7th kind of possible implementation, said high frequency oscillator is a wideband high-frequency dual polarization oscillator, and said low frequency oscillator is a broad band low frequency dual polarization oscillator.
Second aspect; The embodiment of the invention also provides a kind of antenna assembly, and this antenna assembly combines in the first aspect present invention, first to the 7th any possible aerial array; Also comprise reflecting plate, said high frequency oscillator and said low frequency oscillator are arranged on said reflecting plate homonymy.
In conjunction with second aspect present invention, in the said antenna device, the part or all of high frequency oscillator in said transmitter unit subarray, the said first high frequency subarray and the said second high frequency subarray is arranged on the said reflecting plate through the insulation module.
Aerial array that the embodiment of the invention provides and antenna assembly, through at least two transmitter unit subarrays of setting, and said at least two transmitter unit subarray parallel arrangements.Each transmitter unit subarray comprises a plurality of high frequency oscillators and at least two low frequency oscillators; High frequency oscillator in two adjacent transmitter unit subarrays is staggered arranges; Increased the spacing of two adjacent row transmitter unit subarray medium-high frequency oscillators, reduced the interference between the high frequency oscillator, the low frequency oscillator in two adjacent transmitter unit subarrays is triangulation network trellis and arranges; Improve the anti-interference of antenna, strengthened the service behaviour of antenna.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art; To do one to the accompanying drawing of required use in embodiment or the description of the Prior Art below introduces simply; Obviously, the accompanying drawing in describing below is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work property, can also obtain other accompanying drawing according to these accompanying drawings.
First kind of antenna array structure sketch map that Fig. 1 provides for the embodiment of the invention;
Second kind of antenna array structure sketch map that Fig. 2 provides for the embodiment of the invention;
The third antenna array structure sketch map that Fig. 3 provides for the embodiment of the invention;
The 4th kind of antenna array structure sketch map that Fig. 4 provides for the embodiment of the invention;
The 5th kind of antenna array structure sketch map that Fig. 5 provides for the embodiment of the invention;
The 6th kind of aerial array that Fig. 6 provides for the embodiment of the invention and antenna device arrangement sketch map.
Embodiment
First kind of antenna array structure sketch map that Fig. 1 provides for the embodiment of the invention.As shown in Figure 1, the aerial array that present embodiment provides specifically can be applied to mobile communication equipments such as base station.A kind of aerial array that present embodiment provides comprises at least two transmitter unit subarrays; Said at least two transmitter unit subarrays are arranged in parallel, and each said transmitter unit subarray comprises a plurality of high frequency oscillators and at least two low frequency oscillators; High frequency oscillator in two adjacent said transmitter unit subarrays is staggered arranges; Low frequency oscillator in two adjacent said transmitter unit subarrays is triangulation network trellis and arranges.
Particularly, the quantity of transmitter unit subarray can be provided with according to the needs of actual antenna gain.Aerial array shown in Fig. 1 comprises two transmitter unit subarrays, but present embodiment is not as limit.Comprise subarray 01 and subarray 02 in the transmitter unit subarray; Two transmitter unit subarrays are arranged in parallel, and subarray 01 medium-high frequency oscillator a1 and subarray 02 medium-high frequency oscillator a2 misplace on the vertical direction of axis MN, and promptly adjacent subarray 01 and the high frequency oscillator a1 in the subarray 02 and high frequency oscillator a2 interlock and arrange.At least be provided with two high frequency oscillator a1 between the subarray 01 medium and low frequency oscillator b1, subarray 02 adopts same arrangement mode; Low frequency oscillator b1 in the subarray 01 and the low frequency oscillator b2 in the subarray 02 be not on same vertical line, and adjacent like this subarray 01 and the low frequency oscillator b1 in the subarray 02 and low frequency oscillator b2 are triangulation network trellis and arrange.
In practical application, can a nested high frequency oscillator in the bore of aerial array medium and low frequency oscillator, also can not nested high frequency oscillator.In the aerial array, an all nested high frequency oscillator in the bore of low frequency oscillator that can be all, bore that also can part low frequency oscillator is nested with a high frequency oscillator, also whole not nested high frequency oscillators in the bore of low frequency oscillator; In each row subarray, an all nested high frequency oscillator in the bore of low frequency oscillator that can be all, bore that also can part low frequency oscillator is nested with a high frequency oscillator, also whole not nested high frequency oscillators in the bore of low frequency oscillator.The shape of this low frequency oscillator also can be shapes such as square shape or rhombus, and the nested mode and the shape thereof of low frequency oscillator are not exceeded with present embodiment.
The high frequency oscillator of aerial array neutron array 01 and subarray 02 is staggered arranges, and the high frequency element spacing that adjacent two row subarrays 01 and subarray are 02 increases, and has reduced the interference between the high frequency oscillator, and two adjacent row subarrays can work alone.
The aerial array that present embodiment provides; Each transmitter unit subarray comprises a plurality of high frequency oscillators and at least two low frequency oscillators; High frequency oscillator in said at least two transmitter unit subarrays is staggered arranges, and has increased the spacing of two adjacent row transmitter unit subarray medium-high frequency oscillators, has reduced the interference between the high frequency oscillator; Low frequency oscillator in two adjacent transmitter unit subarrays is triangulation network trellis and arranges; Make full use of limited installing space, on the basis that guarantees the antenna index, improved the performance of antenna greatly.
In the present embodiment, can a nested said high frequency oscillator in the bore of each said low frequency oscillator.Be nested with a high frequency oscillator through bore, made full use of the bore space of low frequency oscillator, under the condition that does not increase erection space, increase the quantity of high frequency oscillator, the gain that improves aerial array medium-high frequency array at the low frequency oscillator.
In the present embodiment, the quantity of said at least two transmitter unit subarrays specifically can be two, is provided with at least two high frequency oscillators between adjacent two low frequency oscillators in each said transmitter unit subarray.In practical application, can increase the quantity of transmitter unit subarray and the quantity of the high frequency oscillator between two low frequency oscillators according to actual needs, not exceed with present embodiment.
It should be noted that; In practical application; Those skilled in the art are according to the demand of the antenna performance of reality; Neatly present embodiment is changed, for example, the bore of part low frequency oscillator b1 is nested with a high frequency oscillator a1 or whole not nested high frequency oscillator a1 in the bore of low frequency oscillator b1 in the present embodiment; And in the present embodiment, low frequency oscillator b1 is square shape low frequency oscillator or rhombus low frequency oscillator, and promptly the shape of low frequency oscillator is not made particular determination.
In the foregoing description, the form that is provided with of the quantity of transmitter unit subarray and low frequency oscillator all can be provided with according to actual needs, in conjunction with below several kinds of implementations the aerial array of present embodiment is elaborated, but the present invention is not as limit.
Second kind of antenna array structure sketch map that Fig. 2 provides for the embodiment of the invention.As shown in Figure 2, aerial array is classified example as with two row transmitter unit submatrixs, and a nested high frequency oscillator a1 among each low frequency oscillator b1 in the subarray 01 adopts same arrangement mode in the subarray 02.More high frequency oscillator can be set on the onesize like this erection space, make full use of installing space.For the high frequency oscillator a1 that is nested among the low frequency oscillator b1, low frequency oscillator b1 has improved subarray 01 anti-interference at this high frequency oscillator a1 place for this high frequency oscillator a1 has shielded the interference of other oscillators on every side, has improved the interference free performance of antenna.Adopt same arrangement mode in the subarray 02, anti-interference can be improved equally.
The third antenna array structure sketch map that Fig. 3 provides for the embodiment of the invention.As shown in Figure 3, can not nested high frequency oscillator a1 among the part low frequency oscillator b1 in subarray 01, equally can the nested high frequency oscillator of part low frequency oscillator b2 a2 in the subarray 02.In practical application, can be provided with neatly as required, promptly can a nested high frequency oscillator in the bore of part low frequency oscillator in the aerial array all can not nested high frequency oscillator in the bore of low frequency oscillators or all the bore of low frequency oscillators be nested with the high frequency oscillator; In addition in each row subarray, an all nested high frequency oscillator in the bore of low frequency oscillator that can be all, bore that also can part low frequency oscillator is nested with a high frequency oscillator, also whole not nested high frequency oscillators in the bore of low frequency oscillator.
The 4th kind of antenna array structure sketch map that Fig. 4 provides for the embodiment of the invention.As shown in Figure 4, the shape of low frequency oscillator a1 is not limited to square shape, can select flexibly as required, also can such as rhombus.
Further; In the present embodiment; Said aerial array can also comprise at least one first high frequency subarray and at least one second high frequency subarray; Said at least one first high frequency subarray and said at least one second high frequency subarray and transmitter unit subarray are arranged in parallel; Each said first high frequency subarray comprises a plurality of said high frequency oscillators, and each said second high frequency subarray comprises a plurality of said high frequency oscillators, and the said first high frequency subarray is identical with the quantity of the said second high frequency subarray;
Said at least two transmitter unit subarrays are arranged between said at least one first high frequency subarray and said at least one second high frequency subarray;
Adjacent said first high frequency subarray and the high frequency oscillator in the said transmitter unit subarray are staggered arranges;
Adjacent said second high frequency subarray and the high frequency oscillator in the said transmitter unit subarray are staggered arranges;
High frequency oscillator in two adjacent said first high frequency subarrays is staggered arranges;
High frequency oscillator in two adjacent said second high frequency subarrays is staggered arranges.
Concrete, under certain environment for use, antenna is used for HF communication, and multiple row high frequency oscillator is concentrated on certain erection space and is arranged in the aerial array.Change to take into account LF communication the time in environment for use, need the interim low frequency oscillator unit that adds in the aerial array.Because of the erection space of oscillator in the antenna structure limits to some extent, the interpolation of low frequency oscillator must be simple and convenient, can make full use of installing space.Therefore the transmitter unit subarray can be set in the subarray of multiple row high frequency oscillator.Choose in the aerial array, middle two adjacent row subarrays, the nested high frequency oscillator of low frequency oscillator is also arranged with triangulation network trellis, constitutes two row transmitter unit subarrays.The transmitter unit subarray that these two row contain the low frequency oscillator is between the first high frequency subarray and the second high frequency subarray; And the first high frequency subarray equates with the second high frequency subarray columns; The first high frequency subarray and the second high frequency subarray are about axis MN symmetry in the aerial array; Therefore the transmitter unit subarray adds the communication symmetry performance that the low frequency oscillator does not influence aerial array also about axis MN symmetry.Adopt the aerial array of technical scheme in the foregoing description, but flexible Application is beneficial to the development of communication antenna multi-frequency multi-modeization in various communication frequency environment.
In the foregoing description, the form that is provided with of the quantity of transmitter unit subarray and low frequency oscillator all can be provided with according to actual needs, in conjunction with below several kinds of implementations the array antenna of present embodiment is elaborated, but the present invention is not as limit.
The 5th kind of antenna array structure sketch map that Fig. 5 provides for the embodiment of the invention.As shown in Figure 5, classify example as with four high frequency submatrixs, in these four high frequency subarrays, adjacent two row subarray medium-high frequency oscillators are staggered arranges; Two row high frequency subarrays in the middle of choosing make the nested high frequency oscillator of low frequency oscillator b a, have constituted transmitter unit subarray (being that subarray 01 is formed with subarray 02); Transmitter unit subarray both sides are the first high frequency subarray 011 and the second high frequency subarray 022; There is not low frequency oscillator b in the first high frequency subarray 011 and the second high frequency subarray 022; And in the first high frequency subarray 011 and the second high frequency subarray 022 and the transmitter unit subarray (being that subarray 01 is formed with subarray 02); The high frequency oscillator a interleaved of adjacent two row is arranged; Can contain low frequency oscillator b in the transmitter unit subarray between the first high frequency subarray 011 and the second high frequency subarray 022, wherein subarray 01 is triangulation network trellis with low frequency oscillator b in the subarray 02 and arranges.In practical application, optional, nested high frequency oscillator a among each low frequency oscillator b in the aerial array, also whole not nested high frequency oscillator a among the low frequency oscillator b, or nested high frequency oscillator a among the part low frequency oscillator b; In addition in each row subarray; An all nested high frequency oscillator in the bore of low frequency oscillator that can be all; Bore that also can part low frequency oscillator is nested with a high frequency oscillator, also whole not nested high frequency oscillator in the bore of low frequency oscillator, and the shape of low frequency oscillator b does not limit.Bore at low frequency oscillator b is nested with high frequency oscillator a; Can make full use of the installing space of antenna oscillator; Enlarged the bandwidth coverage of antenna; The first high frequency subarray 011 and the second high frequency subarray 022 are about axis MN symmetry among the figure, and transmitter unit subarray 01 is also symmetrical about axis MN with transmitter unit subarray 02, meets the communication symmetry principle.
In addition, also can the aerial array that only contains the transmitter unit subarray be expanded to aerial array shown in Figure 5.Promptly when needing to increase gain in the communication process, can add the high frequency subarray at least two row transmitter unit subarray both sides.As shown in Figure 5, in transmitter unit subarray (being that subarray 01 is formed with subarray 02) both sides at least one row first high frequency subarray 011 and at least one row second high frequency subarray 022 is set; Should make the first high frequency subarray identical when adding the high frequency subarray with the quantity of the second high frequency subarray.Wherein can contain low frequency oscillator b in the transmitter unit subarray between the first high frequency subarray 011 and the second high frequency subarray 022, wherein subarray 01 is triangulation network trellis with low frequency oscillator b in the subarray 02 and arranges.Optional, nested high frequency oscillator a among each low frequency oscillator b in the aerial array, also whole not nested high frequency oscillator a among the low frequency oscillator b; But also nested high frequency oscillator a among the part low frequency oscillator b; In addition in each row subarray, an all nested high frequency oscillator a in the bore of low frequency oscillator b that can be all, bore that also can part low frequency oscillator b is nested with a high frequency oscillator a; Also whole not nested high frequency oscillator a in the bore of low frequency oscillator b, and the shape of low frequency oscillator b does not limit.
The 6th kind of aerial array that Fig. 6 provides for the embodiment of the invention and antenna device arrangement sketch map.In practical application, the quantity of the first high frequency subarray 011 and the second high frequency subarray 022 is not limit, but the quantity of the first high frequency subarray 011 and the second high frequency subarray 022 should be identical.As shown in Figure 6, the first high frequency subarray 011 is identical with the quantity of the second high frequency subarray 022, is respectively two row, and the part low frequency oscillator b in the transmitter unit subarray can not nested high frequency oscillator a.Optional, in aerial array, whole nested high frequency oscillator a among the low frequency oscillator b, also whole not nested high frequency oscillator a among the low frequency oscillator b; In each row subarray; An all nested high frequency oscillator a in the bore of low frequency oscillator b that can be all; Bore that also can part low frequency oscillator b is nested with a high frequency oscillator a; Also whole not nested high frequency oscillator a in the bore of low frequency oscillator b, and the form that is provided with of low frequency oscillator b and shape do not limit especially, for example can be square shape or rhombus.
In the present embodiment, said high frequency oscillator is a wideband high-frequency dual polarization oscillator, and said low frequency oscillator is a broad band low frequency dual polarization oscillator, and communication performance is stable, and bandwidth coverage is bigger.
The aerial array that provides in conjunction with the foregoing description; The embodiment of the invention also provides a kind of antenna assembly; This antenna assembly combines the present invention's above-mentioned first to the 6th any one possible aerial array; Also be provided with reflecting plate, said high frequency oscillator and said low frequency oscillator are arranged on said reflecting plate homonymy.Can be with reference to Fig. 6, in the present embodiment, the part or all of high frequency oscillator a in said transmitter unit subarray, the said first high frequency subarray 011 and the said second high frequency subarray 022 can be installed on the said reflecting plate 10 through insulation module (not shown).The insulation module plays the effect of mounting seat, is arranged on the reflecting plate 10, and high frequency oscillator a is placed on this insulation module, and is for convenience detach.The insulation property of the module that insulate simultaneously can be avoided between each antenna oscillator the interference that produces because of conduction of current effectively, are beneficial to the stable of antenna communication.In addition, in the embodiment of the invention, can nested high frequency oscillator in the bore of aerial array medium and low frequency oscillator; Made full use of the limited erection space of reflecting plate; On the basis that guarantees the antenna index, farthest reduced the area of reflecting plate, improved the performance of antenna greatly.
Aerial array that the embodiment of the invention provides and antenna assembly, through at least two transmitter unit subarrays of setting, and said at least two transmitter unit subarray parallel arrangements.Each transmitter unit subarray comprises a plurality of high frequency oscillators and at least two low frequency oscillators; High frequency oscillator in two adjacent transmitter unit subarrays is staggered arranges; Increased the spacing of two adjacent row transmitter unit subarray medium-high frequency oscillators, reduced the interference between the high frequency oscillator, the low frequency oscillator in two adjacent transmitter unit subarrays is triangulation network trellis and arranges; Improve the anti-interference of antenna, strengthened the service behaviour of antenna.And adopt the antenna assembly of above-mentioned aerial array, and made full use of the limited installing space of reflecting plate, on the basis that guarantees the antenna index, farthest reduced the area of reflecting plate, improved the performance of antenna greatly.
What should explain at last is: above each embodiment is only in order to explaining technical scheme of the present invention, but not to its restriction; Although the present invention has been carried out detailed explanation with reference to aforementioned each embodiment; Those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, perhaps to wherein part or all technical characteristic are equal to replacement; And these are revised or replacement, do not make the scope of the essence disengaging various embodiments of the present invention technical scheme of relevant art scheme.
Claims (10)
1. aerial array, it is characterized in that: said aerial array comprises at least two transmitter unit subarrays;
Said at least two transmitter unit subarrays are arranged in parallel, and each said transmitter unit subarray comprises a plurality of high frequency oscillators and at least two low frequency oscillators;
High frequency oscillator in two adjacent said transmitter unit subarrays is staggered arranges;
Low frequency oscillator in two adjacent said transmitter unit subarrays is triangulation network trellis and arranges.
2. aerial array according to claim 1 is characterized in that:
Be provided with at least two high frequency oscillators between adjacent two low frequency oscillators in each said transmitter unit subarray.
3. aerial array according to claim 1 is characterized in that:
In the said aerial array, the bore that the bore of each said low frequency oscillator is nested with a said high frequency oscillator or the said low frequency oscillator of part is nested with not nested said high frequency oscillator in the bore of a said high frequency oscillator or whole said low frequency oscillators.
4. aerial array according to claim 1; It is characterized in that: also comprise at least one first high frequency subarray and at least one second high frequency subarray; Said at least one first high frequency subarray and said at least one second high frequency subarray and transmitter unit subarray are arranged in parallel; Each said first high frequency subarray comprises a plurality of said high frequency oscillators; Each said second high frequency subarray comprises a plurality of said high frequency oscillators, and said at least two transmitter unit subarrays are arranged between said at least one first high frequency subarray and said at least one second high frequency subarray.
5. aerial array according to claim 4 is characterized in that:
Adjacent said first high frequency subarray and the high frequency oscillator in the said transmitter unit subarray are staggered arranges;
Adjacent said second high frequency subarray and the high frequency oscillator in the said transmitter unit subarray are staggered arranges.
6. aerial array according to claim 5 is characterized in that: the said first high frequency subarray is identical with the quantity of the said second high frequency subarray;
High frequency oscillator in two adjacent said first high frequency subarrays is staggered arranges;
High frequency oscillator in two adjacent said second high frequency subarrays is staggered arranges.
7. aerial array according to claim 1 is characterized in that:
Said low frequency oscillator is square shape low frequency oscillator or rhombus low frequency oscillator.
8. according to the arbitrary described aerial array of claim 1 ~ 7, it is characterized in that:
Said high frequency oscillator is a wideband high-frequency dual polarization oscillator, and said low frequency oscillator is a broad band low frequency dual polarization oscillator.
9. an antenna assembly is characterized in that, comprises each described aerial array in the claim 1 ~ 8, and this antenna assembly also comprises reflecting plate, and said high frequency oscillator and said low frequency oscillator are arranged on said reflecting plate homonymy.
10. antenna assembly according to claim 9 is characterized in that:
Part or all of high frequency oscillator in said transmitter unit subarray, the said first high frequency subarray and the said second high frequency subarray is arranged on the said reflecting plate through the insulation module.
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