CN207781899U - The active antenna of multi-standard fusion - Google Patents
The active antenna of multi-standard fusion Download PDFInfo
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- CN207781899U CN207781899U CN201820220027.5U CN201820220027U CN207781899U CN 207781899 U CN207781899 U CN 207781899U CN 201820220027 U CN201820220027 U CN 201820220027U CN 207781899 U CN207781899 U CN 207781899U
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Abstract
The utility model provides a kind of active antenna of multi-standard fusion, including：First antenna system with Massive MIMO arrays；With aerial array and the second antenna system of setting network standard is worked in, second antenna system is active antenna system, and the setting network standard is at least one of 4G network formats, 3G network standard and 2G network formats；The first antenna system and the second antenna system common antenna cover.The active antenna of multi-standard fusion realizes the integrated design of two or more antenna systems including Massive MIMO array antenna systems, it is compact-sized, not only increase the compatibility of plurality of communication systems, base station outfit, the convenience for fully saving terrace resource, reducing network planning difficulty, reducing the cost of operator and promote maintenance can also be simplified.
Description
Technical field
The utility model is related to fields of communication technology, more specifically to a kind of active antenna of multi-standard fusion.
Background technology
Data service is skyrocketed through in mobile communication, has pushed the continuous development of the communication technology.In order to reduce networking at
This, domestic and international generally existing Generation Mobile Telecommunication System technology (2nd-generation, 2G), 3rd generation mobile communication technology
(3rd-generation, 3G) and fourth generation mobile communication technology (4th-generation, 4G) network and the phenomenon that deposit, use
Common narrow band antenna, a base station just need to arrange many slave antennas, significantly increase system complexity and property at
This.
On the other hand, with the continuous development of mobile communications industry, about with Massive MIMO arrays (i.e.：Big rule
Mould aerial array) research of the 5th third-generation mobile communication technology (5th-generation, 5G) has been unfolded.But application human hair
It is existing, 5G antennas itself are pertained only to mostly for the research of the 5G communication technologys at present.However, either above-mentioned 2G antennas, 3G antennas,
4G antennas, or the 5G antennas of primary study at present, also all exist and are not easy to carry out to the structure of assembled formation product and construction
Change and it is difficult in maintenance the problems such as.In addition, operator's networking investment is huge, to consider that investment return maximizes, 2G antennas, 3G
Antenna, 4G antennas and 5G antennas will in a long time and certainly will be deposited, and networking input and use cost on the one hand can be significantly increased,
Another aspect networking addressing will be more difficult.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of compatibility two or more antenna systems to realize
The active antenna of the multi-standard fusion of integrated design.
In order to solve the above-mentioned technical problem, the technical solution that the active antenna of the multi-standard fusion of the utility model uses
It is：
A kind of active antenna of multi-standard fusion, including：
First antenna system with Massive MIMO arrays；
With aerial array and the second antenna system of setting network standard is worked in, second antenna system is active
Antenna system, the setting network standard are at least one of 4G network formats, 3G network standard and 2G network formats；
The first antenna system and the second antenna system common antenna cover.
Further, the Massive MIMO arrays include：
Multiple submatrixs, array of multiple submatrixs along several the first axis of reference arrangement forms M × N, wherein M and N are equal
For >=1 natural number；
If setting M as columns, if N is line number, then：M >=4, N >=1；
The submatrix includes along spaced at least one first radiating element of correspondence first axis of reference.
Further, in the Massive MIMO arrays the first radiating element quantity of at least one submatrix with
First radiating element quantity of remaining submatrix is different.
Further, spacing is 0.4~0.6 λ between the row of the Massive MIMO arrays；
Spacing in the ranks between two neighboring first radiating element is 0.5~0.9 λ；
Wherein, λ is the corresponding wavelength of centre frequency of the first radiating element working frequency range.
Further, as the working frequency range ＜ 1GHz of first radiating element, the submatrix includes one described the
One radiating element；As working frequency range >=1GHz of first radiating element, the submatrix includes at least two described first
Radiating element.
Further, the λ of the spacing between first radiating element and the antenna house≤1/4, wherein λ is described the
The corresponding wavelength of centre frequency of one radiating element working frequency range.
Further, the aerial array is formed a line by multiple second radiating elements along the second axis of reference interval；
Alternatively, the aerial array lines up two row by multiple second radiating elements along two third axis of reference intervals；
Alternatively, the aerial array is arranged by multiple low frequency radiating elements and multiple high frequency radiating elements along the 4th axis of reference
Cheng Yilie, wherein the part high frequency radiating element and the coaxial nested setting of the low frequency radiating element；
Alternatively, the aerial array by multiple low frequency radiating elements and multiple high frequency radiating elements along two article of the 5th reference axis
Line lines up two row, wherein the part high frequency radiating element and the coaxial nested setting of the low frequency radiating element.
Further, the working frequency range of second radiating element be 690~960MHz either 1.4~2.2GHz or
1.7~2.7GHz.
Further, the working frequency range of the low frequency radiating element is 690~960MHz, the work of the high frequency radiating element
It is 1.4~2.2GHz or 1.7~2.7GHz to make frequency range.
Further, the λ of the spacing between second radiating element and the antenna house≤1/4, wherein λ is described the
The corresponding wavelength of centre frequency of two radiating element working frequency range.
Further, the λ of the spacing between the low frequency radiating element and the antenna house≤1/4, wherein λ is described low
The corresponding wavelength of centre frequency of radio-frequency radiation cell operation frequency range.
Further, the first antenna system further includes the first work(subnetting being connect with the Massive MIMO arrays
Network and calibration network, and the filter and active system radio frequency that are connect with the calibration network transmit/receive component；The active day
Linear system system includes the second power division network, phase shifter and the RRU being connect with the aerial array.
Further, the active antenna of multi-standard fusion further includes being set gradually along the longitudinally of the antenna house
First reflecting plate and the second reflecting plate, the Massive MIMO arrays are set on first reflecting plate, the aerial array
On second reflecting plate.
Further, first reflecting plate links together with what second reflecting plate can be dismantled；
Alternatively, first reflecting plate and second reflecting plate are integrally formed to form shared reflecting plate.
Based on the above-mentioned technical proposal, the active antenna of the multi-standard fusion of the utility model at least has compared with the existing technology
There is following advantageous effect：
The active antenna of the multi-standard fusion of the utility model, realizes and exists including Massive MIMO array antenna systems
The integrated design of two or more interior antenna systems, it is compact-sized, the compatibility of plurality of communication systems is not only increased, also
Easier existing base station can be recycled, be significantly simplified base station outfit, be conducive to fully save terrace resource, subtract
Small network planning difficulty, the convenience for reducing the construction cost of operator and promoting later maintenance.
Description of the drawings
Fig. 1 is the first structural schematic diagram of the active antenna for the multi-standard fusion that the utility model embodiment provides；
Fig. 2 is second of structural schematic diagram of the active antenna for the multi-standard fusion that the utility model embodiment provides；
Fig. 3 is the third structural schematic diagram of the active antenna for the multi-standard fusion that the utility model embodiment provides；
Fig. 4 is the 4th kind of structural schematic diagram of the active antenna for the multi-standard fusion that the utility model embodiment provides；
Fig. 5 is the Massive MIMO arrays in the active antenna for the multi-standard fusion that the utility model embodiment provides
The first structural schematic diagram；
Fig. 6 is the Massive MIMO arrays in the active antenna for the multi-standard fusion that the utility model embodiment provides
Second of structural schematic diagram；
Fig. 7 is the Massive MIMO arrays in the active antenna for the multi-standard fusion that the utility model embodiment provides
The third structural schematic diagram；
Fig. 8 is the Massive MIMO arrays in the active antenna for the multi-standard fusion that the utility model embodiment provides
4th kind of structural schematic diagram；
Fig. 9 is the Massive MIMO arrays in the active antenna for the multi-standard fusion that the utility model embodiment provides
5th kind of structural schematic diagram；
First antenna system institute is in place in the active antenna for the multi-standard fusion that Figure 10 provides for the utility model embodiment
The partial structural diagram set；
The second antenna system institute is in place in the active antenna for the multi-standard fusion that Figure 11 provides for the utility model embodiment
The partial structural diagram set；
Drawing reference numeral explanation：
100- antenna houses, 110- the first side walls, 120- second sidewalls, 130- third side walls, the 4th side walls of 140-, 200-
One antenna system, the first reflecting plates of 210-, 220-Massive MIMO arrays, 221- submatrixs, the first radiating elements of 221a-,
230- calibration networks, 240- filters, 250- active system radio frequencies transmit/receive component, and the second antenna systems of 300-, 310- second is instead
Penetrate plate, 320- aerial arrays, the second radiating elements of 321-, 322- low frequency radiating elements, 323- high frequency radiating elements, d1-
Spacing between the row of Massive MIMO arrays, the spacing in the ranks between two neighboring first radiating elements of d2-；D3- first
Spacing between radiating element or the second radiating element or low frequency radiating element and antenna house, the transverse height of h- antenna houses,
330- phase shifters, 340-RRU, 400- radiating modules.
Specific implementation mode
In order to make the technical problems to be solved in the utility model, technical solution and advantageous effect be more clearly understood, below
In conjunction with accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific implementation described herein
Example is only used to explain the utility model, is not used to limit the utility model.
It should be noted that when unit is referred to as on " being fixed on " or " being set to " another unit, it can directly exist
On another unit or it may be simultaneously present unit placed in the middle.When a unit is known as " connection " another unit, it is same
Sample can also be to be directly connected to another unit or may be simultaneously present unit placed in the middle.
In the description of the present invention, it should be understood that term " first ", " second " are used for description purposes only, and
It should not be understood as indicating or imply relative importance or implicitly indicate the quantity of indicated technical characteristic.It defines as a result,
The feature of " first ", " second " can explicitly or implicitly include one or more this feature.In the utility model
In description, the meaning of " plurality " is two or more, unless otherwise specifically defined.
In addition, term " length ", " width ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal",
The orientation or positional relationship of the instructions such as "top", "bottom" "inner", "outside", " transverse direction ", " longitudinal direction " be orientation based on ... shown in the drawings or
Position relationship is merely for convenience of describing the present invention and simplifying the description, and does not indicate or imply the indicated device or list
Member must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.
Shown in Figure 11, a kind of active antenna for multi-standard fusion that the utility model embodiment provides, packet
It includes：First antenna system 200 with Massive MIMO arrays 220；With aerial array 320 and work in setting network system
Second antenna system 300 of formula, second antenna system 300 are active antenna system, and above-mentioned setting network standard is 4G networks
At least one of standard, 3G network standard and 2G network formats；First antenna system 200 and the second antenna system 300 share
Antenna house 100.
Above-mentioned second antenna system 300 includes following several situations：
The first situation is：Second antenna system 300 is to work in the antenna system of 4G network formats or work in 3G
The antenna system of network formats or the antenna system for working in 2G network formats.At this moment, the active antenna of multi-standard fusion
Realization can be corresponded to：Compatible 5G and 4G network application scenes, realize the integrated design of 5G and 4G antenna systems；Alternatively, compatible
5G and 3G network application scenarios realize the integrated design of 5G and 3G antenna systems；Alternatively, compatible 5G and 2G network applications field
Scape realizes the integrated design of 5G and 2G antenna systems；I.e. the active antenna can be used for being compatible with two kinds of different network formats antennas
The coenosarc scheme of system realizes integrated, compact-sized, the reduction network planning difficulty of two kinds of antenna systems.Specifically in this reality
It applies in example, above-mentioned 4G antenna systems, 3G antenna systems and 2G antenna systems are active antenna system.
The second situation is：Second antenna system 300 includes the antenna system for working in 4G network formats, works in 3G nets
The antenna system of network standard and work in arbitrary two kinds in the antenna systems of 2G network formats.At this moment, which can be with
It is corresponding to realize：Compatible 5G, 4G and 3G network application scenarios, realize the integrated design of 5G, 4G and 3G antenna system；Alternatively, simultaneous
Hold 5G, 4G and 2G network application scene, realizes the integrated design of 5G, 4G and 2G antenna system；Alternatively, compatible 5G, 3G and 2G
Network application scene realizes the integrated design of 5G, 3G and 2G antenna system；I.e. the active antenna can be used for compatible three kinds not
With the coenosarc scheme of network formats antenna system, realize the integrated of three kinds of antenna systems, it is compact-sized, and can flexible configuration from
And meet different product requirements of combination, and easier existing base station can be recycled, to be significantly simplified base station outfit,
It further saves resource, reduce input and use cost.Specifically in the present embodiment, correspondingly, above-mentioned 4G antenna systems
Be active antenna system in 3G antenna systems, alternatively, above-mentioned 4G antenna systems and 2G antenna systems are active antenna system
System, alternatively, above-mentioned 3G antenna systems and 2G antenna systems are active antenna system.
The third situation is：Second antenna system 300 includes the antenna system for working in 4G network formats, works in 3G nets
The antenna system of network standard and the antenna system for working in 2G network formats.At this point, the active antenna can be compatible with 5G, 4G, 3G
And 2G network application scenes, realize the integrated design of 5G, 4G, 3G and 2G antenna system.Four kinds of network formats days of this compatibility
The coenosarc scheme of linear system system realizes the integrated of four kinds of antenna systems, compact-sized, and the antenna number used in base station can be greatly decreased
Mesh has saved resource, reduces cloth station cost, improves the convenience of operation maintenance.Specifically in the present embodiment, above-mentioned 4G days
Linear system system, 3G antenna systems and 2G antenna systems are active antenna system.
The active antenna of multi-standard fusion realize two kinds including Massive MIMO array antenna systems or
The integrated design of a variety of antenna systems, it is compact-sized, the compatibility of plurality of communication systems is not only increased, can also be easier to
Existing base station is recycled, be significantly simplified base station outfit, be conducive to fully to save terrace resource, the reduction network planning
Difficulty, the convenience for reducing the construction cost of operator and promoting later maintenance.
As a preferred embodiment of the utility model, above-mentioned Massive MIMO arrays 220 include：Multiple submatrixs
221, array of the multiple submatrixs 221 along several the first axis of reference (not shown) arrangement forms M × N, wherein M and N is >=1
Natural number；If setting M as columns, if N is line number, then：M >=4, N >=1；Submatrix 221 includes along corresponding first axis of reference interval
At least one first radiating element 221a of arrangement.
A variety of preferred group of formation formulas of Massive MIMO arrays 220 are specifically described below：
Above-mentioned submatrix 221 is preferably included along corresponding spaced 2,3,6 or 12 first of first axis of reference
Radiating element 221a, specifically, including following four group formation formula：
The first organizes formation formula：With reference to Fig. 5,2 along spaced first radiation of the first axis of reference (not shown)
Unit 221a constitutes a submatrix 221, the Massive MIMO arrays 220 of 221 arrangement form M × N of multiple submatrixs, specifically at this
In embodiment, M 8, N 4, the first antenna system 200 of this group of formation formula can form 64 channels, realize wave beam horizontal sweep and
Vertical scanning.
Second group of formation formula be：Referring to figs. 1 to Fig. 4,3 along spaced first radiating element of the first axis of reference
221a constitutes a submatrix 221, the Massive MIMO arrays 220 of 221 arrangement form M × N of multiple submatrixs, specifically in this implementation
In example, the first antenna system 200 of M 8, N 4, this group of formation formula can also form 64 channels, realize than the first group formation formula
The wave beam horizontal sweep of more high-gain and vertical scanning.
The third group of formation formula be：With reference to Fig. 6,6 along the spaced first radiating element 221a of the first axis of reference
Constitute a submatrix 221, the Massive MIMO arrays 220 of 221 arrangement form M × N of multiple submatrixs, specifically in the present embodiment
In, the first antenna system 200 of M 8, N 2, this group of formation formula can form 32 channels, realize wave beam horizontal sweep and vertically sweep
It retouches.
4th kind of group formation formula be：With reference to Fig. 7,12 along the spaced first radiating element 221a of the first axis of reference
Constitute a submatrix 221, the Massive MIMO arrays 220 of 221 arrangement form M × N of multiple submatrixs, specifically in the present embodiment
In, the first antenna array 320 of M 8, N 1, this group of formation formula can form 16 channels, realize wave beam horizontal sweep.
Specifically in the present embodiment, as working frequency range >=1GHz of first radiating element, the submatrix includes extremely
Few two first radiating elements；And when the working frequency range of first radiating element is in ＜ 1GHz, above-mentioned submatrix is preferred
Only include a radiating element, demand is covered to be preferably suitable for corresponding signal.
In some embodiments, the working frequency range of above-mentioned each first radiating element 221a can be 2.3~2.7GHz or
3.2~4.2GHz or 4.6~5.2GHz；The working frequency range of first radiating element 221a also may be selected to be 2.5~2.7GHz or
Person 3.3~3.8GHz or 4.8~5.0GHz, to realize that desired signal covers.
In addition, a preferred embodiment as the utility model, at least one in above-mentioned Massive MIMO arrays 220
First radiating element 221a quantity of a submatrix 221 is different from the first radiating element 221a quantity of its complementary submatrix 221, to constitute
Mixing group formation formula, adapts to more application scenarios, while having preferable electric property.I.e.：In Massive MIMO arrays
In 220 same row, it may include the submatrix 221 at least two the first radiating element of quantity 221a；In Massive MIMO
Between the different lines of array 220, the submatrix 221 at least two the first radiating element of quantity 221a may also comprise.Specifically exist
Both included single by two first radiation in the same row of Massive MIMO arrays 220 with reference to shown in Fig. 8 in the present embodiment
The submatrix 221 of first 221a compositions, further includes the submatrix 221 being made of six the first radiating element 221a；Reference Fig. 9,
Both included the submatrix 221 being made of two the first radiating element 221a between the different lines of Massive MIMO arrays 220,
It include the submatrix 221 being made of six the first radiating element 221a.It should be understood that first radiation is single in above-mentioned submatrix 221
The quantity of first 221a can be selected according to actual needs, be not restricted to this.
In Fig. 1 to Fig. 9, the first radiating element 221a in each dotted line frame forms a submatrix 221.
It should be understood that according to actual conditions difference, above-mentioned columns M and line number N can be selected, not limited herein
System.And several above-mentioned first axiss of reference refer to the axis of reference of several side by side parallel setting.
As a preferred embodiment of the utility model, referring to figs. 1 to Fig. 4, above-mentioned Massive MIMO arrays 220
Spacing d1 is 0.4~0.6 λ between row, and spacing d1 is more preferably 0.5 λ between the row；Two neighboring first radiating element 221a it
Between the d2 of spacing in the ranks be 0.5~0.9 λ, and further preferably 0.6~0.8 λ, in the ranks spacing d2 is more preferably 0.7 for this
λ；Specifically in the present embodiment, λ is the corresponding wavelength of centre frequency of the first radiating element 221a working frequency range.Using above-mentioned
It is advantageously implemented preferable electric property and compact structure design away from setting.It should be understood that organizing battle array shown in Fig. 5 to Fig. 9
Form is it is also preferred that using spacing d1 between above-mentioned row and in the ranks spacing d2.
As a preferred embodiment of the utility model, referring to Fig.1 0, the first radiating element 221a and antenna house 100 it
Between the λ of spacing d3≤1/4, wherein λ be the first radiating element 221a working frequency range the corresponding wavelength of centre frequency.Using this
Spacing can make the aerial array 320 of the first radiating element 221a and the second antenna system 300 of Massive MIMO arrays 220
Radiating element (be specially described below 321/ low frequency radiating element 322 of the second radiating element) residing for height it is close, have
Conducive to the transverse height h of antenna house 100 is reduced, to realize antenna miniaturization.
As a preferred embodiment of the utility model, the aerial array 320 of above-mentioned second antenna system 300 include with
Under several groups of formation formulas：
The first organizes formation formula：Referring to Fig.1, above-mentioned aerial array 320 is joined by multiple second radiating elements 321 along second
Axis (not shown) interval is examined to form a line.Certainly, multiple second radiating elements 321 in the aerial array 320 can also edge
Second axis of reference is staggered, in addition to better electric property, also helps and reduces lateral width, has more compact
Structure size.
Second group of formation formula be：With reference to Fig. 2, above-mentioned aerial array 320 is by multiple second radiating elements 321 along two articles the
Line up two row in three axis of reference (not shown) intervals.Certainly, multiple second radiating elements 321 in the aerial array 320 also may be used
With staggered along the second axis of reference；In addition, can mutual dislocation arrangement between two row in the aerial array 320；Except with more
It outside good electric property, also helps and reduces lateral width, there is greater compactness of structure size.
In above-mentioned first and second kinds of groups formation formula, when the second radiating element 321 is low frequency radiating element 322, work
It is 690~960MHz to make frequency range；And when the second radiating element 321 be high frequency radiating element 323 when, working frequency range be 1.4~
2.2GHz or 1.7~2.7GHz, to realize that corresponding signal covers.
In above-mentioned first and second kinds of groups formation formula, referring to Fig.1 1, a kind of preferred embodiment is above-mentioned second radiation
The λ of spacing d3≤1/4 between unit 321 and antenna house 100, wherein λ is the center frequency of 321 working frequency range of the second radiating element
The corresponding wavelength of rate.It can make the first radiating element 221a and the second antenna of Massive MIMO arrays 220 using the spacing
Height residing for 321/ low frequency radiating element 322 of the second radiating element of the aerial array 320 of system 300 is close, is conducive to subtract
The transverse height h of miniature antenna cover 100, to realize antenna miniaturization.
The third group of formation formula be：With reference to Fig. 3, above-mentioned aerial array 320 is by multiple low frequency radiating elements 322 and multiple high
Radio-frequency radiation unit 323 forms a line along the 4th axis of reference (not shown), wherein part high frequency radiating element 323 and low frequency spoke
Penetrate the coaxial nested setting of unit 322.
4th kind of group formation formula be：With reference to Fig. 4, above-mentioned aerial array 320 is by multiple low frequency radiating elements 322 and multiple high
Radio-frequency radiation unit 323 lines up two row along two article of the 5th axis of reference (not shown), wherein part high frequency radiating element 323 with it is low
The coaxial nested setting of radio-frequency radiation unit 322.It certainly, can mutual dislocation arrangement between two row in the aerial array 320；Except with more
It outside good electric property, also helps and reduces lateral width, there is greater compactness of structure size.
In above-mentioned third and fourth kind of group formation formula, the working frequency range of low frequency radiating element 322 is 690~960MHz, high
The working frequency range of radio-frequency radiation unit 323 is 1.4~2.2GHz or 1.7~2.7GHz, be may be implemented logical to 4G/3G/2G differences
The signal of communication network standard covers, and the multi-band array antenna of all standards of 2G, 3G and 4G in compatible mobile communication is conducive to day
The miniaturization of line, has greatly widened application scenarios, can reduce the number of antennas used in base station, reduces cloth station cost and operation dimension
Shield expense.
In above-mentioned third and fourth kind of group formation formula, referring to Fig.1 1, above-mentioned low frequency radiating element 322 and antenna house 100
Between the λ of spacing d3≤1/4, wherein λ be 322 working frequency range of low frequency radiating element the corresponding wavelength of centre frequency.Using this
Spacing can make the aerial array 320 of the first radiating element 221a and the second antenna system 300 of Massive MIMO arrays 220
321/ low frequency radiating element 322 of the second radiating element residing for height it is close, be conducive to reduce antenna house 100 transverse height
H, to realize antenna miniaturization.
It should be noted that in each aerial array 320 of above-mentioned second antenna system 300, adjacent second radiating element 321
Between spacing, the spacing between neighboring low radiating element 322 and high frequency radiating element 323, neighboring low radiating element 322
Between spacing, the spacing between adjacent high frequency radiating element 323 and the spacing between two row can be according to actual needs
It is designed, and non-interference between arbitrary neighborhood radiating element, is not described in detail here.
It should be noted that above-mentioned aerial array 320 can also use other existing group of formation formula, it might even be possible to use
The group formation formula of other existing smart antennas, is not limited herein.
It should be noted that above-mentioned each axis of reference is illusory reference line.
Specifically in the present embodiment, referring to Fig.1 0, first antenna system 200 includes and Massive MIMO arrays 220 connect
The the first power division network (not shown) and calibration network 230 connect, and the filter 240 that is connect with calibration network 230 and active
System radio frequency transmits/receives component 250 (i.e.：T/R components well known in the art)；Referring to Fig.1 1, the second antenna system 300 is (i.e. active
Antenna system) include the second power division network (not shown), phase shifter 330 and the RRU340 that are connect with aerial array 320 (i.e.：It penetrates
Frequency far-pulling module).In practical applications, above-mentioned RRU340 transmits/receives group away from the side of phase shifter 330 and active system radio frequency
Part 250 is additionally provided with existing radiating module 400 away from the side of Massive MIMO arrays 220.
It should be noted that include first antenna system 200,4G antenna systems, 3G antenna systems and 2G antenna systems
Multi-standard fusion active antenna for, it should be appreciated that 4G antenna systems, 3G antenna systems and 2G antenna systems are
Active antenna system should be integrated with above-mentioned RRU (i.e.：Radio frequency remoto module), to form RRU integration active antennas system
System.
Equally melted with the multi-standard including first antenna system 200,4G antenna systems, 3G antenna systems and 2G antenna systems
For the active antenna of conjunction, above-mentioned aerial array 320 is the antenna array to 4G antenna systems, 3G antenna systems and 2G antenna systems
The general designation of row, it should be appreciated that aerial array 320 can be by connecting different network systems to form different aerial systems
System, to be applied to corresponding network formats.
Specifically in the present embodiment, the multi-standard fusion active antenna further include along antenna house 100 longitudinally according to
The first reflecting plate 210 and the second reflecting plate 310 of secondary setting, Massive MIMO arrays 220 are set on the first reflecting plate 210,
Aerial array 320 is set on the second reflecting plate 310.
As a preferred embodiment of the utility model, when the active antenna of multi-standard fusion is for realizing two kinds and two
Kind or more different antennae system it is integrated when, first antenna array 320 and the second aerial array 320 can not be deposited each other
In the part of multiplexing.210 and second reflecting plate 310 of above-mentioned first reflecting plate is preferably set as shown in attached drawing 1 to 4 in side by side up and down
It sets, preferably to utilize the installation space of antenna house 100.It should be understood that in the present embodiment, first antenna system 200
Massive MIMO arrays 220 and the aerial array 320 of the second antenna system 300 between should be separated by a certain distance.
As a preferred embodiment of the utility model, company that the first reflecting plate 210 and the second reflecting plate 310 can be dismantled
It is connected together.It can further facilitate in this way and realize the flexible configuration to different antennae system to meet difference according to actual demand
Product mix demand, can also in any compatibility two kind of the application including 220 antenna system of Massive MIMO arrays or
Reversed structure is carried out after two or more network application scenes to the active antenna of the multi-standard of assembled formation fusion again to become
More to adapt to the application scenarios of other compatibility corresponding networks, the active antenna that multi-standard merges is safeguarded in greatly raising
Convenience and the flexibility used, and easier existing base station can be recycled, to be significantly simplified base station outfit,
Resource is further saved, network planning difficulty is reduced and reduces the input and use cost of operator.Specifically in the present embodiment
In, 210 and second reflecting plate 310 of above-mentioned first reflecting plate can be linked together by what existing connecting component can be dismantled.It should
Connecting component can be existing yoke configurations, hinge arrangement or other existing connection structures.
As a preferred embodiment of the utility model, referring to figs. 1 to Fig. 4, the first reflecting plate 210 and the second reflecting plate
310 are integrally formed to form shared reflecting plate.I.e.：Reflecting plate is shared as first antenna array 320 and the second aerial array 320
Common reflector.Such structure has better structural compactness under the premise of ensureing performance indicator, and makes and pacify
It fills more convenient.Above-mentioned shared reflecting plate preferred design is rectangular, to utilize the space for sharing reflecting plate to greatest extent.
As a preferred embodiment of the utility model, referring to Fig.1 1, antenna house 100 by be sequentially arranged in the circumferential direction.
One side wall 110, second sidewall 120, third side wall 130 and the 4th side wall 140 surround.
A kind of optional structure is, third side wall 130 includes the first wall body (not shown) and the second wall body (not shown), the
One wall body is connected with second sidewall 120, and the second wall body is arranged with the first wall body interval and is connected with the 4th side wall 140, and first is anti-
It penetrates plate 210 and what the second reflecting plate 310 can be dismantled is connected between the first wall body and the second wall body.Such structure is more square
Just the active antenna of multi-standard fusion is reconstructed with applied to different network formats demands according to actual needs.
Certainly, referring to Fig.1 0, above-mentioned antenna house 100 can also only include the first side wall 110, second sidewall 120 and the 4th
Side wall 140, above-mentioned first reflecting plate 210 may include bottom wall (not shown) for Massive MIMO arrays 220 to be arranged and
The two side (not shown) that both lateral sides bending along bottom wall extends, the second reflecting plate 310 may also comprise for antenna array to be arranged
The bottom wall (not shown) of row 320 and the two side (not shown) that extension is bent along the both lateral sides of bottom wall, above-mentioned two side difference
Corresponding 120 and the 4th side wall 140 of second sidewall is simultaneously interconnected and fixed.
Spacing d3 between the first above-mentioned radiating element 221a and antenna house 100 refers specifically to the first radiating element
Spacing d3 between 221a and the first side wall 110 of antenna house 100；Between between above-mentioned second radiating element 321 and antenna house 100
The spacing d3 between the second radiating element 321 and the first side wall 110 of antenna house 100 is referred to away from d3；Above-mentioned low frequency radiation list
Spacing d3 between member 322 and antenna house 100 refers specifically to the first side wall 110 of low frequency radiating element 322 and antenna house 100
Between spacing d3.
Above-mentioned first radiating element 221a, the second radiating element 321, high frequency radiating element 323 and low frequency radiating element 322
Dual-polarization radiating unit is preferably used, to improve communication performance stability.Specifically in the present embodiment, above-mentioned dual polarised radiation
Unit can be common ± 45 ° of polarisation units, can also be vertical/horizontal polarisation unit, be not limited herein.
Above-mentioned first radiating element 221a, the second radiating element 321, high frequency radiating element 323 and low frequency radiating element 322
Either form is arranged with three dimensions stereochemical structure, existing planographic radiating element can also be used (such as micro-
Band oscillator), paster vibrator or half-wave dipole etc.；It can also be the combination of above-mentioned any type of antenna oscillator.When using three-dimensional
When stereoeffect is arranged, the shape of above-mentioned high frequency radiating element 323 and low frequency radiating element 322 can be square shape, water chestnut
Shape, circle, ellipse, cruciform shape etc. can be selected flexibly according to actual needs.
It should be noted that Massive MIMO arrays 220, the first work(subnetting in the active antenna of above-mentioned multi-standard fusion
Network, calibration network 230, filter 240 and active system radio frequency transmit/receive the connection type between component 250 and can refer to existing skill
Art；Connection type between aerial array 320, the second power division network, phase shifter 330 and RRU340 can refer to the prior art；And
Should also include the structures such as existing radiating module 400 it should be understood that for the active antenna that above-mentioned multi-standard merges,
Above-mentioned first power division network, calibration network 230, filter 240 and active system radio frequency transmit/receive component 250, the second work(subnetting
The structures such as network, phase shifter 330, RRU340 and radiating module 400 or interstructural connection type can refer to the prior art, because
This is not described further.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all in this practicality
All any modification, equivalent and improvement etc., should be included in the guarantor of the utility model made by within novel spirit and principle
Within the scope of shield.
Claims (14)
1. a kind of active antenna of multi-standard fusion, which is characterized in that including：
First antenna system with Massive MIMO arrays；
With aerial array and the second antenna system of setting network standard is worked in, second antenna system is active antenna
System, the setting network standard are at least one of 4G network formats, 3G network standard and 2G network formats；
The first antenna system and the second antenna system common antenna cover.
2. the active antenna of multi-standard fusion according to claim 1, which is characterized in that the Massive MIMO arrays
Including：
Multiple submatrixs, array of multiple submatrixs along several the first axis of reference arrangement forms M × N, wherein M and N is >=
1 natural number；
If setting M as columns, if N is line number, then：M >=4, N >=1；
The submatrix includes along spaced at least one first radiating element of correspondence first axis of reference.
3. the active antenna of multi-standard fusion according to claim 2, which is characterized in that the Massive MIMO arrays
In at least one submatrix the first radiating element quantity it is different from the first radiating element quantity of submatrix described in remaining.
4. the active antenna of multi-standard fusion according to claim 2, which is characterized in that the Massive MIMO arrays
Row between spacing be 0.4~0.6 λ；
Spacing in the ranks between two neighboring first radiating element is 0.5~0.9 λ；
Wherein, λ is the corresponding wavelength of centre frequency of the first radiating element working frequency range.
5. the active antenna of multi-standard fusion according to claim 2, which is characterized in that when the work of first radiating element
Frequency range ＜ 1GHz, the submatrix include first radiating element；When first radiating element working frequency range >=
When 1GHz, the submatrix includes at least two first radiating elements.
6. the active antenna of multi-standard fusion according to claim 2, which is characterized in that first radiating element and institute
State the λ of spacing between antenna house≤1/4, wherein λ is the corresponding wave of centre frequency of the first radiating element working frequency range
It is long.
7. the active antenna of multi-standard according to claim 1 fusion, which is characterized in that the aerial array is by multiple the
Two radiating elements form a line along the second axis of reference interval；
Alternatively, the aerial array lines up two row by multiple second radiating elements along two third axis of reference intervals；
Alternatively, the aerial array lines up one by multiple low frequency radiating elements and multiple high frequency radiating elements along the 4th axis of reference
Row, wherein the part high frequency radiating element and the coaxial nested setting of the low frequency radiating element；
Alternatively, the aerial array is arranged by multiple low frequency radiating elements and multiple high frequency radiating elements along two article of the 5th axis of reference
At two row, wherein the part high frequency radiating element and the coaxial nested setting of the low frequency radiating element.
8. the active antenna of multi-standard fusion according to claim 7, which is characterized in that the work of second radiating element
It is 690~960MHz either 1.4~2.2GHz or 1.7~2.7GHz to make frequency range.
9. the active antenna of multi-standard fusion according to claim 7, which is characterized in that the work of the low frequency radiating element
It is 690~960MHz to make frequency range, and the working frequency range of the high frequency radiating element is 1.4~2.2GHz or 1.7~2.7GHz.
10. the active antenna of multi-standard according to claim 7 fusion, which is characterized in that second radiating element with
The λ of spacing between the antenna house≤1/4, wherein λ is the corresponding wave of centre frequency of the second radiating element working frequency range
It is long.
11. the active antenna of multi-standard according to claim 7 fusion, which is characterized in that the low frequency radiating element with
The λ of spacing between the antenna house≤1/4, wherein λ is the corresponding wave of centre frequency of the low frequency radiating element working frequency range
It is long.
12. the active antenna of multi-standard fusion according to claim 1, which is characterized in that the first antenna system is also
Include the first power division network and calibration network being connect with the Massive MIMO arrays, and is connect with the calibration network
Filter and active system radio frequency transmit/receive component；The active antenna system includes second connect with the aerial array
Power division network, phase shifter and RRU.
13. the active antenna of the multi-standard fusion according to any one of claim 1 to 12, which is characterized in that this is more
The active antenna of standard fusion further includes the first reflecting plate set gradually along the longitudinally of the antenna house and the second reflection
Plate, the Massive MIMO arrays are set on first reflecting plate, and the aerial array is set on second reflecting plate.
14. the active antenna of multi-standard fusion according to claim 13, which is characterized in that first reflecting plate and institute
That states that the second reflecting plate can dismantle links together；
Alternatively, first reflecting plate and second reflecting plate are integrally formed to form shared reflecting plate.
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| CN201820220027.5U CN207781899U (en) | 2018-02-06 | 2018-02-06 | The active antenna of multi-standard fusion |
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| CN201820220027.5U CN207781899U (en) | 2018-02-06 | 2018-02-06 | The active antenna of multi-standard fusion |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019154362A1 (en) * | 2018-02-06 | 2019-08-15 | 京信通信系统（中国）有限公司 | Multi-standard-integrated antenna |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019154362A1 (en) * | 2018-02-06 | 2019-08-15 | 京信通信系统（中国）有限公司 | Multi-standard-integrated antenna |
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