CN104009277A - Antenna device and antenna array - Google Patents
Antenna device and antenna array Download PDFInfo
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- CN104009277A CN104009277A CN201310055455.9A CN201310055455A CN104009277A CN 104009277 A CN104009277 A CN 104009277A CN 201310055455 A CN201310055455 A CN 201310055455A CN 104009277 A CN104009277 A CN 104009277A
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Abstract
The invention discloses an antenna device and an antenna array. The main content is that the antenna device includes three antenna oscillators fixed onto a supporting part, wherein a vertical distance between the radiation center of each antenna oscillator fixed onto the supporting part and a mirroring reflection ground plate is 1/5[lambda] to 2[lambda]; any two antenna oscillators fixed onto the supporting part mutually intersect at right angles; and an angle value of an included angle formed by a polarization direction and a horizontal direction of any different antenna oscillator is identical. Each antenna oscillator is connected with a feed network board through a core wire of a coaxial cable. The feed network board is used for independently adjusting amplitude and phase of a transceiving signal on each antenna oscillator. The three-polarization antenna device is applied to a communication network built by using MIMO technology, is convenient for address site selection and installation, and can help to improve the covering capability of network signals, raise broadband data service processing level and increase spectrum resource utilization rate.
Description
Technical field
The present invention relates to wireless communication field, relate in particular to a kind of antenna equipment and aerial array.
Background technology
Along with the development of the communication technology, the requirement of the utilance of channel capacity to communication system of 3G, 4G and future communications network and frequency spectrum resource will be more and more higher.
MIMO (Multiple-Input Multiple-Out-put, enter to have more more) technology refers at transmitting terminal and receiving terminal and uses respectively multiple transmitting antennas and reception antenna, signal is by multiple antenna transmission and the reception of transmitting terminal and receiving terminal, thereby improves each user's service quality (for example: bit error rate, data rate or QoS).
But existing communication antenna is divided into two kinds: one is single-polarized antenna; Another kind is dual polarized antenna.So-called single-polarized antenna comprises horizontally-polarized antenna and vertical polarized antenna, and wherein, the electric field strength direction forming when horizontally-polarized antenna refers to aerial radiation is parallel to the antenna on ground; The electric field strength direction forming when vertical polarized antenna refers to aerial radiation is perpendicular to the antenna on ground, and therefore, single-polarized antenna is horizontally-polarized antenna or is vertical polarized antenna.In order to adapt to the high requirement of current communication system channel capacity, generally single-polarized antenna is combined to form to single-polarized antenna array, the single-polarized antenna array of composition is also divided into horizonally-polarized array row and polarized antenna arrays.
But applicant finds under study for action: the single-polarized antenna array after group battle array takes up room large (for example: array antenna be separated by 4 ~ 10 operation wavelengths), and these distribution execution conditions to antenna are had relatively high expectations.
So-called dual polarized antenna refers to the antenna of 2 polarised directions, for example, adopt ± 45 ° of polarization modes, has combined+45 ° and-45 ° of two antennas that polarised direction is mutually orthogonal.
But applicant finds under study for action: dual polarized antenna directivity is excessively strong, and majority is wall-hanging, and only has two paths of signals, show slightly not, and radiation direction is difficult to adapt to the application of many scenes indoor distribution while adopting MIMO technology to set up communication network.
Summary of the invention
The embodiment of the present invention provides a kind of antenna equipment and aerial array, for solve prior art in MIMO technology, use single-polarized antenna occur taking up room large, execution conditions are high and use dual polarized antenna to occur that directivity crosses by force, only has two paths of signals, radiation direction to be difficult to adapt to the problem of many scenes indoor distribution application.
A kind of antenna equipment, comprising: mirror reflection ground plate, be fixed on support component on mirror reflection ground plate, three antenna oscillators, three coaxial cables and feeding network plate, wherein:
Three antenna oscillators, be fixed on support component, wherein, the vertical range being fixed between radiation center and the described mirror reflection ground plate of each antenna oscillator on support component is 1/5 λ ~ 2 λ, and be fixed between any two antenna oscillators on support component mutually orthogonal, and different antenna oscillator polarised directions and horizontal direction to form the angle value size of angle identical;
Each antenna oscillator in three antenna oscillators comprises the first jib and the second jib, and on each jib, has a distributing point;
The corresponding coaxial cable of each antenna oscillator, one end of this coaxial cable is connected with corresponding antenna oscillator, the other end is connected with feeding network plate, wherein, heart yearn in this coaxial cable one end being connected with antenna oscillator, for connecting the distributing point on the first jib of this antenna oscillator, the rubber-insulated wire in this coaxial cable one end being connected with antenna oscillator, for connecting the distributing point on the second jib of this antenna oscillator;
Described feeding network plate, for adjusting amplitude and the phase place that on each antenna oscillator, receipts transmit.
A kind of aerial array, has comprised above-mentioned antenna equipment.
Beneficial effect of the present invention is as follows:
The embodiment of the present invention is by a kind of antenna equipment, this antenna equipment has comprised three antenna oscillators that are fixed on support component, wherein, the vertical range being fixed between each antenna oscillator radiation center and the described mirror reflection ground plate on support component is 1/5 λ ~ 2 λ, and be fixed between any two antenna oscillators on support component mutually orthogonally, and the angle value size of the angle that forms of different antenna oscillator polarised directions and horizontal direction is identical; Each antenna oscillator is connected with feeding network plate by the heart yearn of coaxial cable, and feeding network plate is for independent amplitude and the phase place of adjusting receiving and transmitting signal on each antenna oscillator; This possess mutually orthogonal, from the horizontal by equal angles, independent adjust the three poliarizing antenna equipment that amplitude and phase place are integrated, three polarised direction signals cover comparatively balanced, and Electromagnetic Fields of Antenna radiation direction is relatively more flexible, compact conformation, realize the input and output of Liao San road signal stream, and mutually suitable with MIMO technology, be applied in the communication network that adopts MIMO technology to set up and not only can facilitate addressing and installation, and can also improve covering power, lifting broadband data service processing horizontal, the raising frequency spectrum resource utilization rate of network signal.
Brief description of the drawings
Fig. 1 is the structural representation of a kind of antenna equipment of the embodiment of the present invention;
Fig. 2 is the structural representation of antenna oscillator in the antenna equipment of the embodiment of the present invention;
Fig. 3 is antenna oscillator structural change schematic diagram;
Fig. 4 be in the embodiment of the present invention antenna equipment in return loss (S11) performance map of 2.054GHz frequency;
Fig. 5 be in the embodiment of the present invention antenna equipment in return loss (S11) performance map of 1.938GHz frequency;
Fig. 6 be in the embodiment of the present invention antenna equipment at the E of 2.054GHz frequency face directional diagram;
Fig. 7 be in the embodiment of the present invention antenna equipment at the E of 1.938GHz frequency face directional diagram;
Antenna equipment antenna pattern when the phase place of three antenna oscillators that Fig. 8 (a) is antenna equipment is (0,0,0);
Antenna equipment antenna pattern when the phase place of three antenna oscillators that Fig. 8 (b) is antenna equipment is (0,0,30);
Antenna equipment antenna pattern when the phase place of three antenna oscillators that Fig. 9 (a) is antenna equipment is (0,0,90);
Antenna equipment antenna pattern when the phase place of three antenna oscillators that Fig. 9 (b) is antenna equipment is (120,0,120);
Figure 10 is antenna equipment loss Parametric Representation intention.
Embodiment
In order to realize object of the present invention, the embodiment of the present invention provides a kind of antenna equipment and aerial array, this antenna equipment has comprised three antenna oscillators that are fixed on support component, wherein, the vertical range being fixed between each antenna oscillator radiation center and the described mirror reflection ground plate on support component is 1/5 λ ~ 2 λ, and be fixed between any two antenna oscillators on support component mutually orthogonally, and the angle value size of the angle that forms of different antenna oscillator polarised directions and horizontal direction is identical; Each antenna oscillator is connected with feeding network plate by the heart yearn of coaxial cable, and feeding network plate is for independent amplitude and the phase place of adjusting receiving and transmitting signal on each antenna oscillator.
This possessed mutually orthogonal, from the horizontal by equal angles, independent adjust the three poliarizing antenna equipment that amplitude and phase place are integrated, three polarised direction signals cover comparatively balanced, and Electromagnetic Fields of Antenna radiation direction is relatively more flexible, compact conformation, realize the input and output of Liao San road signal stream, and mutually suitable with MIMO technology, be applied in the communication network that adopts MIMO technology to set up and not only can facilitate addressing and installation, and can also improve covering power, lifting broadband data service processing horizontal, the raising frequency spectrum resource utilization rate of network signal.
It should be noted that, the network formats of this antenna equipment support at least comprises one or more in GSM standard, CDMA standard, WCDMA standard, CDMA2000 standard, TD-SCDMA standard, TD-LTE standard and wlan network.
Below in conjunction with Figure of description, the embodiment of the present invention is described in detail.
As shown in Figure 1, be the structural representation of a kind of antenna equipment of the embodiment of the present invention.
This antenna equipment comprises: three antenna oscillators (first antenna oscillator 1, second antenna oscillator 2 and the 3rd antenna oscillator 3), support component 4, three coaxial cables 5, feedback head apparatus 6, mirror reflection ground plate 7, feeding network plate 8, feeder line socket 9, bunched cable feeder line 10, each antenna element has comprised the first jib 11 and the second jib 12, wherein:
Three antenna oscillators, be fixed on support component 4, wherein, the vertical range being fixed between radiation center and the described mirror reflection ground plate 7 of each antenna oscillator on support component 4 is 1/5 λ ~ 2 λ, and be fixed between any two antenna oscillators on support component 4 mutually orthogonal, and different antenna oscillator polarised directions and horizontal direction to form the angle value size of angle identical;
Each antenna oscillator in three antenna oscillators comprises the first jib 11 and the second jib 12, and on each jib, has a distributing point;
The corresponding coaxial cable of each antenna oscillator, one end of this coaxial cable is connected with corresponding antenna oscillator, the other end is connected with feeding network plate, wherein, heart yearn in this coaxial cable one end being connected with antenna oscillator, for connecting the distributing point on the first jib of this antenna oscillator, the rubber-insulated wire in this coaxial cable one end being connected with antenna oscillator, for connecting the distributing point on the second jib of this antenna oscillator;
Described feeding network plate 8, for adjusting amplitude and the phase place that on each antenna oscillator, receipts transmit.
Particularly, in this antenna equipment, having comprised three antenna oscillators (is first day linear oscillator 1, the second antenna oscillator 2 and third antenna oscillator 3), mutually orthogonal between any two antenna oscillators, and the angle value size of the angle forming between different antenna oscillator polarised directions and horizontal direction is identical.For example: first day linear oscillator 1, the second antenna oscillator 2 and third antenna oscillator 3 are placed according to the direction of X-axis, Y-axis and three reference axis of Z axis in three-dimensional system of coordinate, wherein, first day linear oscillator 1, the second antenna oscillator 2 and third antenna oscillator 3 are at the initial point of the similar 3-D walls and floor in space crossed overlapping region.
First day linear oscillator 1 represents the direction (for example: Z axis) of a reference axis, the second antenna oscillator 2 represents the direction (for example: Y-axis) of a reference axis, third antenna oscillator 3 represents the direction (for example: X-axis) of a reference axis, now, first day linear oscillator 1, mutually orthogonal between any two groups of antenna oscillators between the second antenna oscillator 2 and third antenna oscillator 3, from triantennary oscillator juxtaposition part respectively to the two ends of antenna oscillator, three antenna oscillators form two symmetrical pyrometric cones, the compound mode of this antenna oscillator possessed take up room little, simple in structure, cost is lower, the feature of better performances.
As shown in Figure 2, be the structural representation of antenna oscillator.Suppose that first day linear oscillator 1 use line segment AA/ represents, (be Virtual space point from the intermediate point of first day linear oscillator 1 so, be the mid point O of line segment AA/) to locate to demarcate, the oscillator jib from intermediate point O to this side of terminal A belongs to the first jib, from intermediate point O to terminal A
/the oscillator jib of this side belongs to the second jib, and the first jib and the second jib meet Central Symmetry with respect to intermediate point O, but the first jib is not connected at intermediate point O place with the second jib.
More preferably, the first jib in each group antenna oscillator and the length of the second jib are 1/5 λ ~ 34 λ, and wherein, the length of the first jib in same group of antenna oscillator is identical with the length of the second jib.
In every day linear oscillator, the jib structure of the first jib and the second jib can be the one in cylindric, horn-like and drops, wherein: the first jib in same antenna oscillator is identical with the structure of the second jib.
The shape difference of dipole jib, antenna bandwidth, also by difference, more can meet the needs of different communication network, realizes the diversity of antenna frequency band.
The internal diameter of described the first jib and/or described the second jib is not less than 1mm.
For example: if being shaped as of the first jib and/or the second jib is cylindric, the diameter of cylinder is not less than 1mm; If the first jib and/or the second jib are shaped as drops, the internal diameter of drops one end is not less than 1mm, i.e. d in Fig. 2, and the external diameter of D(drops jib) be greater than d.
More preferably, the material of the jib of each dipole is optimum conductor, preferably red copper material.
Three antenna oscillators are fixed on support component 4, and particularly, in the time that the support component of this antenna equipment is one, three antenna oscillators of this antenna equipment are all fixed on this support component; In the time that the support component of this antenna equipment is two, from three antenna oscillators, select two antenna oscillators to be fixed on a support component, a remaining antenna oscillator is fixed on another support component; In the time that the support component of this antenna equipment is three, the corresponding support component of each antenna oscillator, and each antenna oscillator is fixed on corresponding support component.
Particularly, be fixed on the angle value equal and opposite in direction that forms angle between the jib of three antenna oscillators on support component 4 and described mirror reflection ground plate 7.
For example: still suppose first antenna oscillator 1 line segment AA
/represent, because two antenna oscillators of first antenna oscillator and other are mutually vertical, and form angle with horizontal plane, therefore first antenna oscillator is fixed on the mode on support component neither is horizontally fixed on support component, neither be vertically fixed on support component, but at a certain angle with fixing support component shape, now, the vertical range being fixed between each group antenna element and the described mirror reflection ground plate on support component is not less than 1/10 λ.
Because support component is fixed on mirror reflection ground plate, when being fixed on, antenna element on support component and fixing support component shape are at a certain angle, the extended line of the jib of this antenna element also will be at a certain angle with mirror reflection ground plate shape, the angle value size of the angle therefore, forming between different antenna element polarised directions and horizontal direction is identical.
The angle value size that is the angle that forms between the angle value size of the angle that forms between first day linear oscillator 1 polarised direction and horizontal direction and the second antenna oscillator 2 polarised directions and horizontal direction is identical; And the angle value size of the angle forming between the angle value size of the second angle forming between antenna oscillator 2 polarised directions and horizontal direction and third antenna oscillator 3 polarised directions and horizontal direction is identical.
More preferably, the vertical range being fixed between antenna oscillator radiation center and the described mirror reflection ground plate on support component is 1/5 λ ~ 2 λ.
Particularly, in the time that support component is fixed on mirror reflection ground plate, on mirror reflection ground plate, place an adjustable screw socket, be used for adjusting the length of support component, to change three groups of antenna oscillators on support component vertical range between space crossed overlapping region and described mirror reflection ground plate.
More preferably, the plastics that the material of described support component is low-dielectric loss or polytetrafluoro material, wherein, the relative dielectric constant of material is not more than 5.
More preferably, the shape of support frame as described above does not limit, and can be tubulose, can be also other shapes, possesses not the significantly function of absorption of electromagnetic energy.
More preferably, the structure of described mirror reflection ground plate 7 at least comprises the one in planar structure, spherical structure and cone structure.
The material of described mirror reflection ground plate 7 includes but not limited to copper or aluminium.
Particularly, on the first jib 11 that each antenna oscillator comprises, there is a distributing point B, on the second jib 12, there is a distributing point C.
For example: as shown in Figure 3, be the structural representation that an antenna oscillator accesses this antenna equipment, suppose that this antenna oscillator is above-mentioned first day linear oscillator 1(line segment AA
/represent) access the structural representation of this antenna equipment, wherein, the first jib 11 is fixed on support component, and the distributing point on the first jib 11 is B point, and distributing point on the second jib 12 is C point.
Particularly, the corresponding coaxial cable of each antenna oscillator, one end of this coaxial cable is connected with corresponding antenna oscillator, the other end is connected with feeding network plate, wherein, the heart yearn in this coaxial cable one end being connected with antenna oscillator, for connecting the distributing point B on the first jib of this antenna oscillator, rubber-insulated wire in this coaxial cable one end being connected with antenna oscillator, for connecting the distributing point C on the second jib of this antenna oscillator.
Particularly, the corresponding coaxial cable of each group antenna oscillator, one end of this coaxial cable is connected with corresponding antenna oscillator, and the other end is connected with feeding network plate, feeding network plate 8 is connected with external bunched cable feeder line 10, and junction is the feeder line socket 9 with linkage function.
Heart yearn in this coaxial cable one end being connected with antenna oscillator, for connecting the distributing point B on the first jib of this antenna oscillator, the rubber-insulated wire in this coaxial cable one end being connected with antenna oscillator, for connecting the distributing point C on the second jib of this antenna oscillator.
It should be noted that, in bunched cable feeder line 10, comprised many coaxial cables, one end of many coaxial cables is connected with feeding network plate, and the other end is connected from different outer signal source devices.
Particularly, feedback head apparatus 6, is connected with feeding network plate 8, and wherein, feedback head apparatus 6 is connected with radiating circuit with the reception of extraneous communication network signal respectively.
Described feeding network plate 8, for adjusting amplitude and the phase place of receiving and transmitting signal on each antenna oscillator.
Described feeding network plate 8, specifically for by phase place and/or the amplitude of receiving and transmitting signal on this antenna oscillator of signal transmission path length adjustment between conditioning signal source device and each antenna oscillator, wherein: the phase place of the definite receiving and transmitting signal phase place of definite receiving and transmitting signal when signal transmission path length is shortened between signal source equipment and this antenna oscillator that relatively lags behind when signal transmission path length is extended between signal source equipment and this antenna oscillator.
Particularly, described feeding network plate can adopt the mode such as copper-clad plate or enamelled wire or coaxial line conductor, on extension antenna oscillator, distributing point is to the length of signal transmission path between signal source equipment, the phase place of respective antenna oscillator signal transmission is lagged behind, reach the object that aerial radiation direction changes; Can also be by copper-clad plate line layout width being adjusted or distributing point on antenna oscillator being changed to the signal transmission path width between signal source equipment, the amplitude of respective antenna oscillator signal transmission is changed, reach the object that aerial radiation direction changes.
In addition, above-mentioned adjustment mode can make feeding network plate independently for every day linear oscillator distribute the signal of different amplitudes and phase place, realize neatly the adjustment to aerial radiation direction.
In sum, on adjustment linear oscillator every day, the amplitude of signal transmission and the mode of phase place include but not limited to: a kind of mode is to make in advance the feeding network plate of multiple standards, reach the amplitude of signal transmission and the object of phase place on adjustment linear oscillator every day by changing different feeding network plates; The 2nd, the mode by physics regulates to the length of the signal transmission path between distributing point on every day linear oscillator signal source equipment, for example: on each feed connecting line, add a spacer, by regulating spacer position to make on signal source equipment and antenna oscillator the length of signal transmission path between distributing point change, reach the object of transmitting signal phase on adjusting antenna oscillator.
By the scheme of the embodiment of the present invention, this antenna equipment has comprised three antenna oscillators, this antenna equipment has comprised three antenna oscillators that are fixed on support component, wherein, the vertical range being fixed between each antenna oscillator radiation center and the described mirror reflection ground plate on support component is 1/5 λ ~ 2 λ, and be fixed between any two antenna oscillators on support component mutually orthogonally, and the angle value size of the angle that forms of different antenna oscillator polarised directions and horizontal direction is identical; Each antenna oscillator is connected with feeding network plate by the heart yearn of coaxial cable, and feeding network plate is for independent amplitude and the phase place of adjusting receiving and transmitting signal on each antenna oscillator.
This possessed mutually orthogonal, from the horizontal by equal angles, independent adjust the three poliarizing antenna equipment that amplitude and phase place are integrated, three polarised direction signals cover comparatively balanced, and Electromagnetic Fields of Antenna radiation direction is relatively more flexible, compact conformation, realize the input and output of Liao San road signal stream, and mutually suitable with MIMO technology, be applied in the communication network that adopts MIMO technology to set up and not only can facilitate addressing and installation, and can also improve covering power, lifting broadband data service processing horizontal, the raising frequency spectrum resource utilization rate of network signal.
More preferably, the embodiment of the present invention also provides a kind of aerial array, has comprised the antenna equipment described in the embodiment of the present invention in this aerial array.
As shown in Figure 4, for antenna equipment in the embodiment of the present invention 2.054GHz frequency return loss (S11) performance map.
Wherein: abscissa represents frequency Frequency (GHz), ordinate represents return loss intensity The return loss of the antenna (dB).
It should be noted that, the coordinate using in Fig. 4 is rectangular coordinate system.
As shown in Figure 5, for antenna equipment in the embodiment of the present invention 1.938GHz frequency return loss (S11) performance map.
Wherein: abscissa represents frequency Frequency (GHz), ordinate represents return loss intensity The return loss of the antenna (dB).
It should be noted that, the coordinate using in Fig. 5 is rectangular coordinate system.
As shown in Figure 6, for antenna equipment in the embodiment of the present invention is at the E of 2.054GHz frequency face directional diagram.
It should be noted that, the coordinate using in Fig. 6 is polar coordinate system.
As shown in Figure 7, for antenna equipment in the embodiment of the present invention is at the E of 1.938GHz frequency face directional diagram.
It should be noted that, the coordinate using in Fig. 7 is rectangular coordinate system.
The application scenarios covering for unlike signal, also different to the requirement of antenna gain direction, the needed aerial radiation directions such as such as corridor, hotel, meeting room and residential block building are exactly different, and the omnidirectional that needs antenna to realize signal having covers; The bar shaped that needs antenna to realize signal having covers; The antenna that needs having is realized the oriented cover of signal; But the feature of the buildings such as large-scale gymnasium and theatre to be space large and depth is high, this just needs aerial radiation direction more concentrated.The antenna equipment providing in the embodiment of the present invention can be in the situation that not changing antenna structure, reach adjustment signal phase by changing different feeding network plates or adjusting feeding network, the signal that makes out of phase, amplitude by feed bonding conductor feed on three antenna oscillators of antenna equipment to realize the adjustment of aerial radiation direction.
As shown in Figure 8 (a), antenna equipment antenna pattern while being (0,0,0) for the phase place of three antenna oscillators of antenna equipment.
As shown in Figure 8 (b) shows, antenna equipment antenna pattern while being (0,0,30) for the phase place of three antenna oscillators of antenna equipment.
As shown in Fig. 9 (a), antenna equipment antenna pattern while being (0,0,90) for the phase place of three antenna oscillators of antenna equipment.
As shown in Figure 9 (b), antenna equipment antenna pattern while being (120,0,120) for the phase place of three antenna oscillators of antenna equipment.
From Fig. 8 (a), Fig. 8 (b), Fig. 9 (a) and Fig. 9 (b), can find out that antenna is 0 while spending at initial phase, the omnidirectional that aerial radiation direction can meet signal covers; When the antenna oscillator of Z-direction being applied to the initial phase of 30 degree and 90 degree, aerial radiation direction deflection Z axis negative direction; When the differences such as the initial phase of three dipoles are (120,0,120), radiation pattern presents drops gain diagram, in aerial radiation direction set.In sum, adjustable by antenna oscillator signal transmission phase place adjustment in antenna equipment being conducive to realize the static state of aerial radiation gain direction.
Due to each antenna oscillator independent power feeding in antenna equipment described in the embodiment of the present invention, and do not disturb mutually between antenna oscillator, this each antenna oscillator that just makes antenna equipment has superior isolation strip performance between mutually.As shown in figure 10, be antenna equipment loss Parametric Representation intention.
Can be found out by emulated data, loss parameter between three antenna oscillator ports all will be higher than 40dB, illustrate between each antenna oscillator of the antenna equipment of describing in the embodiment of the present invention and have good isolation, this antenna equipment is suitable as the hardware device of Multipath Transmission.
It should be noted that, the network formats of this antenna equipment support at least comprises one or more in GSM standard, CDMA standard, WCDMA standard, CDMA2000 standard, TD-SCDMA standard, TD-LTE standard and wlan network.
In sum, with the conventional antenna ratio of prior art communication system, the antenna equipment of describing in the embodiment of the present invention has following characteristics:
1. the antenna equipment that three mutually orthogonal antenna oscillators form can transmit three circuit-switched data streams, realize multiple-input and multiple-output effect in conjunction with the complicated feature of indoor propagation direction, the capacity that improves communication system, has increased the availability of frequency spectrum, meets broadband data service requirement.
2. utilize spiral shell button to adjust the distance between antenna oscillator in mirror reflection ground plate and antenna equipment, realize antenna equipment resonance band return loss performance and gain performance optimization, and can make the gain pattern of omnidirectional antenna press down, make antenna cover performance boost.
3. the method that the amplitude that employing is flowed three circuit-switched data and phase place are adjusted, or combine by static phase under the prerequisite that realizes antenna oscillator structure in not changing antenna equipment, Electromagnetic Fields of Antenna radiation direction is changed, adapt to different indoor covering scene demands.
4. when this antenna equipment is for TD-LTE system, amplitude and phase number that system can obtain according to user terminal uploads information on three antenna oscillators, determine amplitude and phase number that three antenna oscillators transmit, obtain the antenna transmission wave beam that points to user terminal, thereby improve the antijamming capability of system.5. this antenna equipment availability of frequency spectrum is high, make antenna system can under limited radio band, transmit the data service of higher rate, gain radiation characteristic good, make user terminal receive stronger signal, the capacity that meets the demands is large, antenna return loss is little, gain covers evenly, meets the technical standard requirement of general communication system to antenna, can realize the requirement of the data service of user to two-forty.
Obviously, those skilled in the art can carry out various changes and modification and not depart from the spirit and scope of the present invention the present invention.Like this, if these amendments of the present invention and within modification belongs to the scope of the claims in the present invention and equivalent technologies thereof, the present invention is also intended to comprise these changes and modification interior.
Claims (9)
1. an antenna equipment, is characterized in that, comprising: mirror reflection ground plate, be fixed on support component on mirror reflection ground plate, three antenna oscillators, three coaxial cables and feeding network plate, wherein:
Three antenna oscillators, be fixed on support component, wherein, the vertical range being fixed between radiation center and the described mirror reflection ground plate of each antenna oscillator on support component is 1/5 λ ~ 2 λ, and be fixed between any two antenna oscillators on support component mutually orthogonal, and different antenna oscillator polarised directions and horizontal direction to form the angle value size of angle identical;
Each antenna oscillator in three antenna oscillators comprises the first jib and the second jib, and on each jib, has a distributing point;
The corresponding coaxial cable of each antenna oscillator, one end of this coaxial cable is connected with corresponding antenna oscillator, the other end is connected with feeding network plate, wherein, heart yearn in this coaxial cable one end being connected with antenna oscillator, for connecting the distributing point on the first jib of this antenna oscillator, the rubber-insulated wire in this coaxial cable one end being connected with antenna oscillator, for connecting the distributing point on the second jib of this antenna oscillator;
Described feeding network plate, for adjusting amplitude and the phase place that on each antenna oscillator, receipts transmit.
2. antenna equipment as claimed in claim 1, is characterized in that,
The vertical range being fixed between each group antenna element and the described mirror reflection ground plate on support component is not less than 1/10 λ.
3. antenna equipment as claimed in claim 1, is characterized in that,
The first jib comprising in described each antenna oscillator and the locus of the second jib meet Central Symmetry but do not join, and the first jib in each group antenna oscillator and the length of the second jib are 1/5 λ ~ 3/4 λ, wherein, the length of the first jib in same antenna oscillator is identical with the length of the second jib.
4. the antenna equipment as described in claim 1 or 3, is characterized in that,
In described each group antenna oscillator, the jib structure of the first jib and the second jib at least comprises the one in cylindric, horn-like and drops, wherein: the first jib in same group of antenna oscillator is identical with the structure of the second jib.
5. antenna equipment as claimed in claim 4, is characterized in that,
The internal diameter of described the first jib and/or described the second jib is not less than 1mm.
6. antenna equipment as claimed in claim 1, is characterized in that,
Described feeding network plate, specifically for by phase place and/or the amplitude of receiving and transmitting signal on this antenna oscillator of signal transmission path length adjustment between conditioning signal source device and each antenna oscillator, wherein: the phase place of the definite receiving and transmitting signal phase place of definite receiving and transmitting signal when signal transmission path length is shortened between signal source equipment and this antenna oscillator that relatively lags behind when signal transmission path length is extended between signal source equipment and this antenna oscillator.
7. antenna equipment as claimed in claim 1 or 2, is characterized in that,
The structure of described mirror reflection ground plate at least comprises the one in planar structure, spherical structure and cone structure.
8. antenna equipment as claimed in claim 1, is characterized in that,
The material of support frame as described above is plastics or the polytetrafluoro material of low-dielectric loss, and wherein, the relative dielectric constant of material is not more than 5.
9. an aerial array, is characterized in that, has comprised the antenna equipment as described in as arbitrary in claim 1 ~ 8.
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| CN105576351A (en) * | 2014-11-05 | 2016-05-11 | 中国移动通信集团设计院有限公司 | Antenna radiation unit and antenna |
| WO2016206388A1 (en) * | 2015-06-20 | 2016-12-29 | Huawei Technologies Co., Ltd. | Antenna element for signals with three polarizations |
| WO2017076030A1 (en) * | 2015-11-06 | 2017-05-11 | 乐视控股（北京）有限公司 | Tri-polarized antenna |
| CN107946780A (en) * | 2017-12-18 | 2018-04-20 | 罗森伯格技术（昆山）有限公司 | A kind of integrated antenna for base station |
| CN108511925A (en) * | 2017-02-27 | 2018-09-07 | 中国移动通信集团公司 | A kind of mirror image 3D MIMO half-wave antennas arrays and array method for building up |
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| CN108511925A (en) * | 2017-02-27 | 2018-09-07 | 中国移动通信集团公司 | A kind of mirror image 3D MIMO half-wave antennas arrays and array method for building up |
| CN108511925B (en) * | 2017-02-27 | 2020-11-10 | 中国移动通信集团公司 | Mirror image 3D MIMO half-wave antenna array and array establishing method |
| CN109547078A (en) * | 2017-09-21 | 2019-03-29 | 智邦科技股份有限公司 | Communication transfer device and method |
| CN109547078B (en) * | 2017-09-21 | 2021-03-30 | 智邦科技股份有限公司 | Communication transmission device and method |
| CN107946780A (en) * | 2017-12-18 | 2018-04-20 | 罗森伯格技术（昆山）有限公司 | A kind of integrated antenna for base station |
| CN107946780B (en) * | 2017-12-18 | 2024-05-28 | 普罗斯通信技术（苏州）有限公司 | Integrated base station antenna |
| CN109460688A (en) * | 2018-09-27 | 2019-03-12 | 威海北洋光电信息技术股份公司 | Three-dimensional settlement channel device and its application method based on isosceles triangle antenna |
| CN109460688B (en) * | 2018-09-27 | 2021-11-09 | 威海北洋光电信息技术股份公司 | Three-dimensional settlement channel device based on delta-shaped antenna and using method thereof |
| CN113745853A (en) * | 2020-05-30 | 2021-12-03 | 华为技术有限公司 | Antenna array and wireless communication equipment |
| CN113745853B (en) * | 2020-05-30 | 2023-04-18 | 华为技术有限公司 | Antenna array and wireless communication equipment |
| CN112688069A (en) * | 2020-12-21 | 2021-04-20 | 西安电子科技大学 | Three-polarization unit with adjustable directional diagram and array antenna thereof |
| CN114243277A (en) * | 2021-11-30 | 2022-03-25 | 深圳市联洲国际技术有限公司 | Reconfigurable antenna |
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