CN106229638B - Aerial array and antenna - Google Patents
Aerial array and antenna Download PDFInfo
- Publication number
- CN106229638B CN106229638B CN201610692818.3A CN201610692818A CN106229638B CN 106229638 B CN106229638 B CN 106229638B CN 201610692818 A CN201610692818 A CN 201610692818A CN 106229638 B CN106229638 B CN 106229638B
- Authority
- CN
- China
- Prior art keywords
- radiating element
- dipole
- antenna
- aerial array
- polarization
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
Abstract
The present invention provides a kind of aerial arrays, including at least one first radiating element and at least one second radiating element, and second radiating element is perpendicular to the axis of array where the first radiating element, each first radiating element includes the dipole of two pairs of polarization orthogonals, second radiating element includes the dipole of at least a pair of of polarization orthogonal, at least one dipole of first radiating element polarized dipole identical with the second radiating element is connected by feeder line, to pass through feeding network to its parallelly feeding.The spacing between two identical polarized dipoles by increasing parallelly feeding, antenna horizontal plane beam angle can be narrowed to a certain extent, and then avoid the problem that occurring horizontal plane beam broadening when antenna size narrows, gain and the front and back ratio of antenna are promoted, the miniaturization of antenna is conducive to.In addition, having further related to a kind of antenna using above-mentioned aerial array, gain with higher and front and back ratio realize miniaturization.
Description
Technical field
The present invention relates to mobile communication antenna technical fields, specifically, the present invention relates to a kind of aerial array and one kind
Using the antenna of the aerial array.
Background technique
The gradually acceleration arranged net with 4G mobile communications network, for the promotion for realizing power system capacity, realization general at present
Means are MIMO (Multiple-Input Multiple-Output, multiple-input and multiple-output) system.Wherein, antenna for base station technology
Scheme is that two aerial arrays are set side by side, in prior art basis, to ensure antenna radiation performance, and the antenna array that is set side by side
Column pitch is larger, intuitively shows as antenna width enormous size, and the installation space of occupancy is larger.
However, miniature requirement has become the hair of antenna as the limitation in space of building a station, property coordinate the increase of difficulty
Exhibition trend.After especially steel tower company (i.e. Chinese steel tower limited liability company) sets up, to ensure that more operators can be realized
Colocation site is built a station, and is increasingly deepened to the miniaturization of antenna for base station, multisystem, wideband demand.But widening with frequency band,
The size of antenna also correspondingly increases, and causes the inconvenience of installation.The antenna of conventional scheme is all using the same radiating element
In identical polarized two dipole parallelly feedings, gain, horizontal plane beam angle and front and back ratio etc. after causing its size to narrow
Index all sharply deteriorates, although antenna size is reduced, brings the reduction of network coverage quality.
For this purpose, industry is badly in need of, a kind of volume is light and small and compact-sized, while can also have the finger for meeting mimo systems
Mark desired antenna for base station.
Summary of the invention
Primary and foremost purpose of the invention is intended to provide a kind of aerial array, to solve to guarantee that antenna covers in the case where narrowing antenna size
The problem of lid quality.
Another object of the present invention is intended to provide a kind of antenna using above-mentioned aerial array, gain with higher and
Front and back ratio, and have the characteristics that miniaturization.
To achieve the goals above, the present invention the following technical schemes are provided:
A kind of aerial array, including at least one first radiating element and at least one second radiating element, and it is described
Axis of second radiating element perpendicular to array where the first radiating element；Each first radiating element includes two pairs of polarization
Orthogonal dipole, second radiating element include the dipole of at least a pair of of polarization orthogonal, first radiating element
At least one dipole polarized dipole identical with the second radiating element is connected by feeder line, to pass through feeding network
To its parallelly feeding.
Compared with prior art, the solution of the invention has the following advantages: two identical polarization for passing through increase parallelly feeding
The horizontal space of dipole, so that horizontal plane wave beam narrows, so as to realize horizontal surface wave when antenna physical size narrows
Beam width narrows, and then promotes the gain of antenna, while also improving front and back than index, is advantageously implemented the miniaturization of antenna
Design.
Preferably, second radiating element includes the dipole of two pairs of polarization orthogonals, two antithesis of the second radiating element
Extremely son connects one to one with polarized dipole identical in the first radiating element by feeder line.
Preferably, first radiating element and the second radiating element laid out in parallel, and the first radiating element and second
The spacing of radiating element is between corresponding 0.5~0.9 times of wavelength of working frequency range center frequency point.
Preferably, phase or phase are relatively fixed between dipole in parallel.
Preferably, first radiating element and the second radiating element are respectively provided with multiple, in the left and right aerial array
First, second radiating element is arranged in a staggered manner in vertical direction.
Preferably, in each dual polarization vibrator, the outer profile of four dipoles constitutes round, rectangle or other polygons.
A kind of antenna, including above-mentioned aerial array, gain with higher and front and back ratio realize miniaturization.
Preferably, the antenna includes multiple first radiating elements and multiple second radiating elements；Wherein one or more
At least one dipole of first radiating element and identical polarized dipole parallelly feeding in corresponding second radiating element；Its
The respective identical polarized two dipole parallelly feedings of his the first radiating element, the second radiating element.
The additional aspect of the present invention and advantage will be set forth in part in the description, these will become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Above-mentioned and/or additional aspect and advantage of the invention will become from the following description of the accompanying drawings of embodiments
Obviously and it is readily appreciated that, in which:
The first embodiment schematic diagram of aerial array Fig. 1 of the invention；
The second embodiment schematic diagram of aerial array Fig. 2 of the invention；
The 3rd embodiment schematic diagram of aerial array Fig. 3 of the invention；
The fourth embodiment schematic diagram of aerial array Fig. 4 of the invention；
5th embodiment schematic diagram of aerial array Fig. 5 of the invention；
The schematic diagram of the antenna of aerial array composition Fig. 6 of the invention.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, and for explaining only the invention, and is not construed as limiting the claims.
If Fig. 1 to Fig. 5 collectively illustrates aerial array of the invention, it is applicable in the antenna for base station of mimo system, with
Lifting system capacity.Using the antenna for base station of the aerial array, it can guarantee antenna water while narrowed antenna physical size
Collimated beam of sound narrows, and then guarantees the normal covering of antenna.
The aerial array includes at least one first radiating element and at least one second radiating element, and described first
Have horizontal distance setting namely second radiating element perpendicular to the first radiation between radiating element and the second radiating element
The axis of array where unit.First radiating element includes the dipole of two pairs of polarization orthogonals, second radiating element
Dipole including at least a pair of of polarization orthogonal, and at least one dipole and the second radiating element of the first radiating element
An identical polarized dipole is connected by feeder line, to pass through feeding network to its parallelly feeding.
Due to the identical polarized dipole parallelly feeding by two radiating elements with horizontal distance, parallel connection is increased
Horizontal space between two dipoles of feed is narrowed so that horizontal plane wave beam be made to be narrowed to a certain extent by this
Wave beam and other wider beam superpositions so that the beam angle of entire aerial array is located at the beam angle to narrow and its
Between the widest wave beam of his wave beam.Preferably, in the present embodiment, the beam angle of entire aerial array can be
It is adjusted between 30 °~60 °.
Embodiment one
In the present embodiment, the aerial array include at least one first radiating element (unlabeled, similarly hereinafter) at least
One the second radiating element (unlabeled, similarly hereinafter), and the first, second radiating element is dual polarization vibrator, respectively includes two
To the dipole of polarization orthogonal.In the aerial array, simultaneously with first radiating element and second radiating element
The mode of column, which corresponds, to be arranged on antenna-reflected plate, to construct left and right two array antenna.
As shown in Figure 1, solid line indicates that the feeder line of left column antenna, dotted line indicate the feeder line of right array antenna in Fig. 1.With one
For a first radiating element and second radiating element are concordantly arranged, (the i.e. dual polarization on the left side of the first radiating element
Oscillator) include two pairs of polarization orthogonals dipole 101,102,103,104, wherein dipole 101,102 is positive polarized dipole and electrical
Son, dipole 103,104 are negative polarized dipole；Second radiating element (i.e. a dual polarization vibrator on the right) includes two pairs of poles
Change orthogonal dipole 201,202,203,204, wherein dipole 201,202 is positive polarized dipole, dipole 203,204
Be negative polarized dipole.The positive polarization is preferably+45 ° of polarization；The negative polarization is preferably -45 ° of polarization.
The dipole 101 and dipole 202 are directly connected to by feeder line, in parallel to it by external feeding network
Feed, in other words, the positive polarization of dipole 101 and the group battle array in parallel of dipole 202 as left column antenna.Similarly, dipole 104
Negative polarization with the group battle array in parallel of dipole 203 as left column antenna, dipole 102 and the group battle array in parallel of dipole 201 are as right column
The positive polarization of antenna, the negative polarization of dipole 103 and the group battle array in parallel of dipole 204 as right array antenna.
The group battle array that antenna is carried out by above mode, two identical polarization for adding somewhat to parallelly feeding are even
Extremely sub horizontal space, so that horizontal plane wave beam narrows, so as to realize horizontal plane wave beam when antenna physical size narrows
Width narrows, and then promotes the gain of antenna, while also improving front and back than index, and the miniaturization for being advantageously implemented antenna is set
Meter.
Preferably, the horizontal dipole spacing of described two dual polarization vibrators is in dual polarization vibrator working frequency range center frequency point pair
Between 0.5~0.9 times of wavelength answered, in case horizontal plane wave beam is retracted narrow, and then influences the coverage area of antenna, thus
Meets the needs of antenna footprint.
Preferably, when aerial array is made of multiple first radiating elements and multiple second radiating elements, the first radiation
Unit and the second radiating element are divided into the arrangement of two column, and corresponding radiating element flush with each other or dislocation in two column arrays
Arrangement.
In the present embodiment, the outer profile of each dual polarization vibrator forms round.In other embodiments, described double
The outer profile of polarization oscillator is rectangle or other polygons.
Embodiment two
The aerial array of the present embodiment is similar with embodiment one, and difference is:
Referring to fig. 2, in the present embodiment, the anode of dipole 101 and the group battle array in parallel of dipole 201 as left column antenna
Change.Similarly, the negative polarization of dipole 104 and the group battle array in parallel of dipole 204 as left column antenna, dipole 102 and dipole
Positive polarization of the 202 group battle arrays in parallel as right array antenna, dipole 103 and the group battle array in parallel of dipole 203 are as the negative of right array antenna
Polarization.
Embodiment three
The aerial array of the present embodiment is similar with embodiment one, and difference is:
Referring to Fig. 3, in the present embodiment, the first, second radiating element of left and right aerial array misplaces in vertical direction
Arrangement, i.e., the line at the center of two dual polarization vibrators of corresponding group battle array are oblique line.
Example IV
The aerial array of the present embodiment is similar with embodiment two, and difference is:
Referring to fig. 4, in the present embodiment, the first, second radiating element of left and right aerial array misplaces in vertical direction
It arranges, i.e., there is horizontal space and vertical interval between the center of two dual polarization vibrators of corresponding group battle array.
Embodiment five
The aerial array of the present embodiment is similar with embodiment one, and difference is:
Referring to Fig. 5, in the present embodiment, the anode of dipole 101 and the group battle array in parallel of dipole 202 as left column antenna
Change, the negative polarization of dipole 104 and the group battle array in parallel of dipole 203 as left column antenna, dipole 102 or 201 works independently work
The negative polarization to work independently for the positive polarization of right array antenna, dipole 103 or 204 as right array antenna.
Embodiment six
Referring to Fig. 6, the present invention also provides a kind of antennas using the exemplary aerial array of above embodiments.
The antenna includes left and right two array antennas array, and first radiating element is distributed in the left aerial array, institute
It states the second radiating element and is distributed in right antenna array, and the first, second radiating element is dual polarization vibrator.
Respectively have by left and right aerial array there are five for dual polarization vibrator, five dual polarization vibrators of left aerial array include
Dipole 101~120, five dual polarization vibrators of right antenna array include dipole 201~220.Wherein, dipole 101,202,
105, positive polarization of 106,109,110,113,114,117, the 118 respective two group battle arrays in parallel as left column antenna；Dipole
104, negative polarization of 203,107,108,111,112,115,116,119, the 120 respective two group battle arrays in parallel as left column antenna；
Dipole 102,201,205,206,209,210,213,214,217,218 respective two group battle arrays in parallel as right array antenna just
Polarization；Respective two of dipole 103,204,207,208,211,212,215,216,219,220 group battle array in parallel is as right column day
The negative polarization of line.
Due to the first radiating element dipole 101,102,103,104 and the second radiating element dipole 202,201,
204, it 203 connects one to one a group battle array, the horizontal distance between two dipoles of parallelly feeding is increased, so as to one
Determine the horizontal plane beam angle for narrowing antenna in degree, and then horizontal plane wave beam can be met in antenna physical size reduction
The narrowed requirement of width, promotes the gain of antenna, while also improving front and back than index, realizes the Miniaturization Design of antenna.
First radiating element polarized dipole parallelly feeding identical as second radiating element illustrated above
Group battle array mode.In other embodiments, can by those skilled in the art according to the needs of antenna size and antenna gain,
Multiple first radiating elements polarized dipole identical as multiple second radiating elements is corresponded into parallelly feeding group battle array.
Preferably, the first radiating element within two aerial arrays in left and right and the dislocation arrangement of the second radiating element.
Preferably, the antenna feeds aerial array with phase or different phases by feeding network, and dipole in parallel
Phase or the relatively fixed setting of phase, to realize Downtilt index, and then meet the signal covering of antenna between son
Demand.
The above is only some embodiments of the invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (8)
1. a kind of aerial array, including at least one first radiating element and at least one second radiating element, which is characterized in that
For second radiating element perpendicular to the axis of array where the first radiating element, each first radiating element includes two pairs
The dipole of polarization orthogonal, second radiating element include the dipole of at least a pair of of polarization orthogonal, and first radiation is single
At least one dipole polarized dipole identical with the second radiating element of member is connected by feeder line, to pass through feed
Network is to its parallelly feeding.
2. aerial array according to claim 1, which is characterized in that second radiating element includes two pairs of polarization orthogonals
Dipole, two electrode couple of the second radiating element and polarized dipole identical in the first radiating element by feeder line one by one
It is correspondingly connected with.
3. aerial array according to claim 1, which is characterized in that first radiating element and the second radiating element one
One corresponding flush with each other arrangement, and the first radiating element is corresponding in working frequency range center frequency point with the spacing of the second radiating element
0.5~0.9 times of wavelength between.
4. aerial array according to claim 1, which is characterized in that first radiating element and the second radiating element are each
Equipped with multiple, and it is divided into two aerial arrays of left and right aerial array, first, second in the left and right aerial array
Radiating element is arranged in a staggered manner in vertical direction.
5. aerial array according to claim 2, which is characterized in that in each dual polarization vibrator, four dipoles it is outer
Profile constitutes round, rectangle or other polygons.
6. aerial array according to claim 1, which is characterized in that phase or phase phase between dipole in parallel
To fixation.
7. a kind of antenna, which is characterized in that including aerial array as claimed in any one of claims 1 to 6.
8. antenna according to claim 7, which is characterized in that the antenna includes multiple first radiating elements and multiple
Two radiating elements；Phase at least one dipole of wherein one or more the first radiating elements and corresponding second radiating element
Like-polarized dipole parallelly feeding；Respective identical polarized two dipoles of other first radiating elements, the second radiating element
Parallelly feeding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610692818.3A CN106229638B (en) | 2016-08-18 | 2016-08-18 | Aerial array and antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610692818.3A CN106229638B (en) | 2016-08-18 | 2016-08-18 | Aerial array and antenna |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106229638A CN106229638A (en) | 2016-12-14 |
| CN106229638B true CN106229638B (en) | 2019-03-01 |
Family
ID=57553616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610692818.3A Active CN106229638B (en) | 2016-08-18 | 2016-08-18 | Aerial array and antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106229638B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106711622B (en) * | 2017-01-22 | 2023-09-01 | 京信通信技术(广州)有限公司 | Antenna array and antenna |
| EP3669423B1 (en) * | 2017-09-12 | 2022-11-02 | Huawei Technologies Co., Ltd. | Multiband antenna array |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101425626A (en) * | 2007-10-30 | 2009-05-06 | 京信通信系统（中国）有限公司 | Wide-band annular dual polarized radiating element and linear array antenna |
| CN102064379A (en) * | 2010-07-29 | 2011-05-18 | 摩比天线技术（深圳）有限公司 | Electric tilt antenna and base station |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015117020A1 (en) * | 2014-01-31 | 2015-08-06 | Quintel Technology Limited | Antenna system with beamwidth control |
-
2016
- 2016-08-18 CN CN201610692818.3A patent/CN106229638B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101425626A (en) * | 2007-10-30 | 2009-05-06 | 京信通信系统（中国）有限公司 | Wide-band annular dual polarized radiating element and linear array antenna |
| CN102064379A (en) * | 2010-07-29 | 2011-05-18 | 摩比天线技术（深圳）有限公司 | Electric tilt antenna and base station |
Non-Patent Citations (2)
| Title |
|---|
| Understanding and optimizing microstrip patch antenna cross;D. Vollbracht;《Advances in Radio Science》;20151203;全文 |
| 基站天线中的馈电网络;曾志;《电信技术》;20111231;全文 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106229638A (en) | 2016-12-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102859789B (en) | Aerial array, antenna assembly and base station | |
| EP2062331B1 (en) | Dual-band dual-polarized base station antenna for mobile communication | |
| US8564484B2 (en) | Planar dual polarization antenna | |
| CN103311651B (en) | A kind of ultra wideband multi-band dual polarized antenna | |
| KR20170027678A (en) | Dual-band dual-polarized antenna module arrangement | |
| US10992062B2 (en) | Antenna, antenna array and base station | |
| CA2511684A1 (en) | Null-fill antenna, omni antenna, and radio communication equipment | |
| CN101789548A (en) | Mobile communication base station antenna | |
| CN202474227U (en) | Dual-polarized tri-beam antenna for mobile communication base station | |
| CN103972660A (en) | Multi-frequency-shared base station antenna and antenna baffle board thereof | |
| WO2013067790A1 (en) | Mono-polarized 22-beam aerial for mobile communication base station | |
| CN204424458U (en) | Dual polarization slotted guide antenna battle array | |
| CN207038736U (en) | A kind of array antenna | |
| CN103236589A (en) | Curved reflector type multi-antenna array | |
| CN103633422A (en) | Antenna oscillator unit using asymmetric oscillator | |
| CN107534221B (en) | Leaky-wave antenna | |
| CN107359424B (en) | Array antenna | |
| CN104659489A (en) | Antenna device covering large range | |
| CN106229638B (en) | Aerial array and antenna | |
| CN110265795B (en) | Multi-frequency narrow beam antenna | |
| CN103560335A (en) | Multi-band array antenna | |
| US10644389B1 (en) | Double-frequency antenna structure with high isolation | |
| CN104518289A (en) | Dual-polarized slotted waveguide antenna array | |
| CN204088577U (en) | Bipolar omni-directional ceiling antenna | |
| CN203631740U (en) | Multi-band array antenna |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200119 Address after: 510730 Guangdong city of Guangzhou province Guangzhou economic and Technological Development Zone Jinbi Road No. 6 Patentee after: Jingxin Communication Technology (Guangzhou) Co., Ltd. Address before: 510663 No. 6, layered Road, Guangzhou economic and Technological Development Zone, Guangdong Co-patentee before: Jingxin Communication System (China) Co., Ltd. Patentee before: Jingxin Communication Technology (Guangzhou) Co., Ltd. Co-patentee before: TIANJIN COMBA TELECOM SYSTEMS CO., LTD. |