CN108232466A - A kind of mixing multibeam antenna - Google Patents
A kind of mixing multibeam antenna Download PDFInfo
- Publication number
- CN108232466A CN108232466A CN201810019387.3A CN201810019387A CN108232466A CN 108232466 A CN108232466 A CN 108232466A CN 201810019387 A CN201810019387 A CN 201810019387A CN 108232466 A CN108232466 A CN 108232466A
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- China
- Prior art keywords
- radiating element
- high frequency
- frequency radiating
- low frequency
- mixing
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- 230000003071 parasitic effect Effects 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000003491 array Methods 0.000 claims 1
- 238000004891 communication Methods 0.000 abstract description 5
- 238000010295 mobile communication Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 230000005465 channeling Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000000747 cardiac effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/30—Combinations of separate antenna units operating in different wavebands and connected to a common feeder system
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
- H01Q21/061—Two dimensional planar arrays
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
- H01Q21/08—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a rectilinear path
Landscapes
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
A kind of mixing multibeam antenna of the present invention, including reflecting plate and is mounted on two beam antenna array of low frequency base-station antenna array mutually nested on reflecting plate and high frequency；Low frequency base-station antenna array is made of a row low frequency radiating element；Two beam antenna array of high frequency is by being no less than three high frequency radiating element subarrays, and the adjacent staggered composition of horizontal direction；High frequency radiating element subarray is not more than three by line number, and it is both vertically and horizontally all formed using high frequency radiating element arranged in a straight line, the antenna forms simple beam antenna for base station in ultra-wideband low frequency band can solve signal covering problem, off-capacity can be solved the problems, such as by forming two beam antennas in ultra-wideband high-frequency band, realize full frequency band communication.
Description
Technical field
The present invention relates to fields of communication technology, and in particular to a kind of mixing multibeam antenna.
Background technology
With the fast development of mobile Internet, the data traffic in mobile communications network is increased sharply, to Mobile communication bandwidth
Capacity generates immense pressure, particularly in the intensive region of user.Such as the large-scale square in urban district, transport hub, open body
Venue, colosseum shop, literature and art joint performance venue, tourist attractions, university dormitory housing-group etc. are educated, the data traffic in these regions is huge
Greatly, the needs of bandwidth capacity of mobile communications network is difficult to meet image and video traffic in mobile Internet at present, influences to use
Family networking speed and experience.For extended network capacity, traditional scheme increases carrier wave using antenna coverage areas is reduced, but increases
Number of base stations is added, the problem of the siting of station and property coordination, of high cost, capacity boost limitation, it is difficult to meet can be faced
The network capacity requirement of user's close quarters.The effective method of lifting system capacity one is that antenna uses multibeam antenna, is made
With the multibeam antenna of horizontal plane beam splitting, the overlay area of conventional single sector can be subdivided into multiple sectors, wireless channel
Capacity is multiplied.
On the other hand, currently in order to meeting in mobile communication to the requirement of high speed data transfer, domestic and international major operator
It is gaining popularity forth generation (abbreviation 4G) mobile communication technology based on two kinds of standards of TD-LTE and FDD-LTE.So that nowadays, 2G,
3G and 4G LTE networks are simultaneously deposited.In order to be compatible with a variety of communication standards, site resource is saved, number of antennas is reduced, makes multiple and different
The system of frequency range exists simultaneously, and needs using the antenna for base station that can be worked at the same time in different frequency range.
The Chinese patent of existing Patent No. 201621099895.X proposes a kind of two beam antenna of double frequency, but due to this
Antenna low frequency and high frequency are all two wave beams, therefore antenna width is wider, and volume is larger, and the simple beam base station day that the frequency range having is traditional
Line disclosure satisfy that its covering requirement, therefore need to develop a kind of miniature antenna that can meet covering but also solve off-capacity.
Invention content
Therefore, in view of said circumstances, the present invention proposes a kind of mixing multibeam antenna, on the basis of antenna miniaturization,
It realizes ultra-wideband, full frequency band and network is made to have both capacity and covering.
The present invention adopts the following technical scheme that, constructs a kind of mixing multibeam antenna and includes reflecting plate and be mounted on anti-
It penetrates on plate, two beam antenna array of mutually nested low frequency base-station antenna array and high frequency；The low frequency base-station antenna array by
One row low frequency radiating element forms；Two beam antenna array of high frequency is by multiple high frequency radiating element subarrays, and level side
To adjacent staggered composition；High frequency radiating element subarray is not more than three by line number, and both vertically and horizontally all adopts
It is formed with high frequency radiating element arranged in a straight line.
Further, spacing that adjacent high frequency radiating element subarray horizontal direction was staggered be staggered is 0.4~0.7 times
High frequency radiating element between column pitch.
Further, the column pitch between the high frequency radiating element is the high frequency centre wavelength of half.
Further, between the low frequency radiating element using arranged in a straight line, line space is equal.
The low frequency radiating element both sides are provided with parasitic element.
Further, it is arranged between the low frequency radiating element using S types, horizontal direction is staggered in 1/6th low frequency
Cardiac wave is long, and vertical direction line space is equal.
Further, the line space of the two row high frequency radiating elements between two neighboring low frequency radiating element is first
Spacing；It is respectively the second spacing positioned at the line space of the adjacent high frequency radiating element of same low frequency radiating element both sides；First
The sum of spacing and the second spacing are equal to the line space between low frequency radiating element.
Further, second spacing is more than the first spacing.
Further, the unit number of the low frequency base-station antenna array be M, the row of two beam antenna array of high frequency
Number is no more than 2M；Often row unit number is equal for the unit number and two beam antenna array of the high frequency of the low frequency base-station antenna array
Not less than 3.
Further, the center of two beam antenna array of the low frequency base-station antenna array and high frequency is in same axial direction,
Be all located at reflecting plate it is central axial on.
Further, low frequency radiating element working frequency range ranging from 694~960MHz；High frequency radiating element working frequency range model
It encloses for 1695~2690MHz.
Compared with prior art, the invention has the advantages that：
A kind of mixing multibeam antenna of the present invention by low frequency base-station antenna array and two beam antenna array of high frequency each other
Nesting realizes antenna miniaturization, and low frequency is that conventional simple beam antenna for base station can solve signal covering problem, and high frequency is two waves
Beam antenna can solve the problems, such as off-capacity, and high frequency can obtain having good water in a manner that adjacent rows mutually stagger
Two beam patterns of flat Sidelobe Suppression.The interference to neighboring community is effectively reduced, while a width antenna can be supported simultaneously
Two kinds of frequency ranges (694-960MHz/1695-2690MHz), exist simultaneously the system of multiple and different frequency ranges, compatible a variety of communication systems
Formula realizes the channeling of neighboring community under conditions of antenna site and terrace resource is not increased, and improves network capacity, saves
Site resource reduces number of antennas.
Description of the drawings
Fig. 1 is the mixing multi-beam antenna array layout viewing in embodiment one；
Fig. 2 is the mixing multi-beam antenna array layout viewing in embodiment two；
Fig. 3 is the mixing multi-beam antenna array layout viewing in embodiment three；
Reference sign：
1- reflecting plates；2- low frequency radiating elements；3- parasitic elements；4- high frequency radiating element subarrays；41- high frequency radiation lists
Member.
Specific embodiment
For ease of being better understood from the purpose of the present invention, structure and function etc., in conjunction with attached drawing and specific embodiment party
The invention will be further described for formula.
Embodiment one：
Mixing multibeam antenna in the present embodiment is operated in low frequency (694-960MHz) and high frequency (1695-2690MHz)
Two wide-bands.
As shown in Figure 1, a kind of mixing multibeam antenna in the present embodiment, including reflecting plate 1 and is mounted on reflecting
Two beam antenna array of low frequency base-station antenna array and high frequency on plate 1.Wherein low frequency base-station antenna array, two wave beam day of high frequency
Linear array separately constitutes conventional base station single beam antenna and two beam antennas, it is achieved thereby that working in the difference of different frequency range
The antenna duplexer reflecting plate and antenna house of system realize multisystem covolume design, are conducive to antenna miniaturization, it is empty to save installation
Between.
Wherein low frequency base-station antenna array is mutually nested with two beam antenna array of high frequency, and low frequency base-station antenna array is by 6
A 2 equidistant L21 of low frequency radiating element is arranged in a straight line to be formed, and the both sides of each low frequency radiating element 2 are equipped with parasitic element 3, post
Raw unit 3 can efficiently reduce reflecting plate width under the premise of antenna performance is met；Two beam antenna array of high frequency is by 12
High frequency radiating element subarray 4 forms, and adjacent 4 horizontal direction of high frequency radiating element subarray is staggered；Each high frequency spoke
It penetrates unit subarray 4 and there was only a line high frequency radiating element 41.
The line number of high frequency radiating element is not more than the number of low frequency radiating element, and the number of low frequency radiating element is no less than
3, the number of low frequency radiating element is 6 in this example, and the line number of high frequency radiating element is 12.
Often the unit number of row high frequency radiating element 41 is not less than 3, this example 4.The often row between row high frequency radiating element 41
Spacing L41 is equal, and column pitch is half high frequency centre wavelength.It is wrong in adjacent 4 horizontal direction of high frequency radiating element subarray
Begin to rehearse row, is staggered and is spaced about L42 as 0.4~0.7 times of column pitch L41.The line space of adjacent rows high frequency radiating element 41 has two
Kind：
1st, the line space of the two row high frequency radiating elements 41 between two neighboring low frequency radiating element 2 is the first spacing
d1；
2nd, respectively between the line space of the adjacent high frequency radiating element 41 of same 2 both sides of low frequency radiating element is second
Away from d2.
Second spacing d2 is more than the first spacing d1, makes the row distance between low frequency radiating element 2 and high frequency radiating element 41
It pulls open as far as possible, to reduce the blocking to high frequency radiating element 41 of low frequency radiating element 2.First spacing d1 and the second spacing d2 it
And equal to the spacing L21 between low frequency radiating element 2, the center of two beam antenna array of low frequency base-station antenna array and high frequency is all
Positioned at reflecting plate it is central axial on, Fig. 1 is shown in specific arrangement.
A kind of mixing multibeam antenna in the embodiment, can support two kinds of frequency range (694-960MHz/1695- simultaneously
2690MHz), exist simultaneously the system of multiple and different frequency ranges, compatible a variety of communication standards are not increasing antenna site and terrace
The channeling of neighboring community is realized under conditions of resource, improves network capacity, saves site resource, reduces number of antennas.
Embodiment two：
In a kind of mixing multibeam antenna in the present embodiment in the arrangement and embodiment one of low frequency base-station antenna array
It is identical；Two beam antenna array of high frequency is made of seven high frequency radiating element subarrays 4, and adjacent high frequency radiating element subarray
4 horizontal directions are staggered；First and the last one high frequency radiating element subarray 4 are respectively by 41 groups of a line high frequency radiating element
Into intermediate high frequency radiating element subarray 4 is respectively made of two row high frequency radiating elements 41, two row high frequency radiating elements, 41 level side
To no offset alignment.It is specifically shown in Fig. 2.The column pitch of colleague's high frequency radiating element 41 is identical in embodiment one, adjacent high frequency
The spacing that radiating element subarray 4 is staggered is identical in embodiment one, and the first spacing and the second spacing also meet embodiment one
In relationship.
Embodiment three：
In the arrangement and embodiment two of a kind of two beam antenna array of mixing multibeam antenna medium-high frequency in the present embodiment
It is identical；Low frequency base-station antenna array is arranged by six low frequency radiating elements into S types, water between two adjacent low frequency radiating elements
Square it is L22 to offset distance, about 1/6th low frequency centre wavelength is specifically shown in Fig. 3, between two adjacent low frequency radiating elements
Vertical interval is identical in embodiment two.
Embodiment described above only expresses the several embodiments of the present invention, and description is more specific and detailed, but simultaneously
Cannot the limitation to the scope of the claims of the present invention therefore be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect range.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
1. a kind of mixing multibeam antenna, which is characterized in that including reflecting plate and it is mounted on reflecting plate, it is mutually nested
Two beam antenna array of low frequency base-station antenna array and high frequency；The low frequency base-station antenna array is by a row low frequency radiating element group
Into；Two beam antenna array of high frequency is by being no less than three high frequency radiating element subarrays, and the adjacent row of being staggered of horizontal direction
Row composition；High frequency radiating element subarray is not more than three by line number, and both vertically and horizontally all using arranged in a straight line
High frequency radiating element forms.
2. a kind of mixing multibeam antenna as described in claim 1, it is characterised in that：Adjacent high frequency radiating element subarray water
Column pitch square between the staggered high frequency radiating element that spacing is 0.4~0.7 times that is staggered.
3. a kind of mixing multibeam antenna as claimed in claim 2, it is characterised in that：Row between the high frequency radiating element
Spacing is the high frequency centre wavelength of half.
4. a kind of mixing multibeam antenna as described in claim 1, it is characterised in that：It is used between the low frequency radiating element
Arranged in a straight line, line space is equal.
The low frequency radiating element both sides are provided with parasitic element.
5. a kind of mixing multibeam antenna as claimed in claim 4, it is characterised in that：It is used between the low frequency radiating element
S types arrange, horizontal direction be staggered 1/6th low frequency centre wavelength, vertical direction line space is equal.
6. a kind of mixing multibeam antenna as described in claim 1, it is characterised in that：Positioned at two neighboring low frequency radiating element
Between two row high frequency radiating elements line space be the first spacing；Respectively positioned at the adjacent of same low frequency radiating element both sides
The line space of high frequency radiating element is the second spacing；The sum of first spacing and the second spacing are equal to the row between low frequency radiating element
Spacing.
7. a kind of mixing multibeam antenna as claimed in claim 6, it is characterised in that：Second spacing is more than between first
Away from.
8. a kind of mixing multibeam antenna as described in claim 1, it is characterised in that：The number of the low frequency radiating element is
M, the line number of the high frequency radiating element are not more than 2M；
The often row unit number of two beam antenna array of the number of the low frequency radiating element and the high frequency is not less than 3.
9. a kind of mixing multibeam antenna as described in claim 1, it is characterised in that：The low frequency base-station antenna array and height
Frequently the center of two beam antenna arrays is in same axial direction, be all located at reflecting plate it is central axial on.
10. a kind of mixing multibeam antenna as described in 1 to 9 any claim, it is characterised in that：Low frequency radiating element works
Band limits is 694~960MHz；High frequency radiating element working frequency range ranging from 1695~2690MHz.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810019387.3A CN108232466A (en) | 2018-01-09 | 2018-01-09 | A kind of mixing multibeam antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810019387.3A CN108232466A (en) | 2018-01-09 | 2018-01-09 | A kind of mixing multibeam antenna |
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| Publication Number | Publication Date |
|---|---|
| CN108232466A true CN108232466A (en) | 2018-06-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810019387.3A Pending CN108232466A (en) | 2018-01-09 | 2018-01-09 | A kind of mixing multibeam antenna |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109509995A (en) * | 2018-12-28 | 2019-03-22 | 广东博纬通信科技有限公司 | A kind of mixing multibeam antenna |
| WO2020015741A1 (en) * | 2018-07-20 | 2020-01-23 | Huawei Technologies Co., Ltd. | Configurable wide scan angle array |
| CN110829003A (en) * | 2019-12-18 | 2020-02-21 | 广东博纬通信科技有限公司 | Narrow-section multi-system array antenna |
| CN111682323A (en) * | 2020-07-15 | 2020-09-18 | 摩比天线技术（深圳）有限公司 | Multibeam Antenna |
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| CN208209011U (en) * | 2018-01-09 | 2018-12-07 | 广东博纬通信科技有限公司 | A kind of mixing multibeam antenna |
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2018
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020015741A1 (en) * | 2018-07-20 | 2020-01-23 | Huawei Technologies Co., Ltd. | Configurable wide scan angle array |
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| CN109509995A (en) * | 2018-12-28 | 2019-03-22 | 广东博纬通信科技有限公司 | A kind of mixing multibeam antenna |
| CN110829003A (en) * | 2019-12-18 | 2020-02-21 | 广东博纬通信科技有限公司 | Narrow-section multi-system array antenna |
| CN111682323A (en) * | 2020-07-15 | 2020-09-18 | 摩比天线技术（深圳）有限公司 | Multibeam Antenna |
| WO2022012021A1 (en) * | 2020-07-15 | 2022-01-20 | 摩比天线技术（深圳）有限公司 | Multi-beam antenna |
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