CN105244632A - Multisystem covolume antenna - Google Patents
Multisystem covolume antenna Download PDFInfo
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- CN105244632A CN105244632A CN201510701196.1A CN201510701196A CN105244632A CN 105244632 A CN105244632 A CN 105244632A CN 201510701196 A CN201510701196 A CN 201510701196A CN 105244632 A CN105244632 A CN 105244632A
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Abstract
The invention discloses a multisystem covolume antenna, comprising a reflection plate, and a primary antenna array and a secondary which are arranged on the reflection plate and work for various systems; the primary antenna array comprises a plurality of first unit lists; a first space which is not smaller than the 1/4 of the working waves in a free space is formed between the adjacent two first unit lists; each first unit list comprises a plurality of first radiation units; a second space is formed between the two radiation units; the antenna array comprises at least one group of second radiation units; and the second radiation unit is arranged in a combination gap between a first space and a second space between the adjacent first unit lists. Because the antenna array radiation units are arranged in the gap between the adjacent first unit lists in the primary array , the extra installation space on the reflection plate is not needed to be occupied and the area of the reflection plate can be reduced from the length and the width, which benefits the miniaturization of the multisystem universal antenna.
Description
[technical field]
The present invention relates to mobile communication technology field, particularly a kind of multisystem covolume antenna.
[background technology]
Along with the rise of mobile communication 4G networking, many net operations have become the theme of carrier network development, and the many nets manifested the gradually sight that coexists also is had higher requirement to antenna for base station.
For China Mobile, GSM, TD-SCDMA, TD-LTE, WiFi tetra-net the general layout of depositing basically form.Many nets coexist and just mean that the base station of playing self for each networking will increase cost greatly, and along with the growing tension of site resource, a lot of website can not increase the situation of antenna for base station newly by facing, therefore the arrival in 4G epoch, requires that antenna for base station is accelerated to multifrequency, miniaturized evolution.Therefore support that the miniature antenna of multisystem work is just becoming the main development direction of antenna for base station.
As shown in Figure 1, existing a kind of multisystem covolume antenna, it is placed up and down by the antenna of different system and combines.This antenna achieves the object supporting multisystem work, but because the antenna of different system is placed up and down, antenna length is longer, is unfavorable for reducing antenna size, reduces costs.
Current also have antenna for base station and the smart antenna laterally multisystem covolume antenna combined placed side by side, but multisystem covolume antenna placed side by side exists, and antenna is too wide, front face area large, and the shortcoming that cost is high.
For this reason, be necessary that providing a kind of can realize miniaturized multisystem covolume antenna from length and width.
[summary of the invention]
The object of the present invention is to provide a kind of multisystem covolume antenna of miniaturization, which obviate the large and potential safety hazard brought of volume and reduce cost.
For realizing this object, the present invention adopts following technical scheme:
A kind of multisystem covolume antenna, comprise reflecting plate, be all located at main antenna array on reflecting plate and secondary aerial array, and described main antenna array works in different frequency ranges from time aerial array, described main antenna array comprises multiple first module row, the first spacing is formed between adjacent two first modules row, and this first spacing is more than or equal to 1/4 of operation wavelength in free space, each first module row include multiple the first radiating element working in the first frequency range, and form the second spacing between adjacent two first radiating elements of each first module row; Described time aerial array comprises the second radiating element that at least one group works in the second frequency range, and described second radiating element is located in the combinational gap that the first spacing between adjacent two described first modules row and the second spacing formed.
Compared with prior art, the present invention possesses following advantage:
Radiating element due to secondary aerial array is arranged in the gap of adjacent two first modules row of main antenna array, without the need to taking installing space extra on reflecting plate, thus the area of reflecting plate can be reduced from length and/or width, and then reduce the size of antenna, be conducive to the miniaturization of multisystem covolume antenna.
[accompanying drawing explanation]
Fig. 1 is the schematic diagram of existing multisystem covolume antenna;
Fig. 2 is the schematic diagram of an execution mode of multisystem covolume antenna of the present invention;
Fig. 3 is the schematic diagram of another execution mode of multisystem covolume antenna of the present invention;
Fig. 4 is the schematic diagram of another execution mode of multisystem covolume antenna of the present invention;
Fig. 5 is the schematic diagram of another execution mode of multisystem covolume antenna of the present invention;
Fig. 6 is the schematic diagram of another execution mode of multisystem covolume antenna of the present invention;
Fig. 7 is the schematic diagram of another execution mode of multisystem covolume antenna of the present invention;
Fig. 8 is the schematic diagram of another execution mode of multisystem covolume antenna of the present invention;
Fig. 9 is the schematic diagram of another execution mode of multisystem covolume antenna of the present invention;
Figure 10 is the schematic diagram of another execution mode of multisystem covolume antenna of the present invention;
Figure 11 is the schematic diagram of another execution mode of multisystem covolume antenna of the present invention;
Figure 12 is the schematic diagram of another execution mode of multisystem covolume antenna of the present invention.
[embodiment]
Be further described the present invention below in conjunction with accompanying drawing and exemplary embodiment, wherein identical in accompanying drawing label all refers to identical parts.In addition, if the detailed description of known technology is for illustrating that feature of the present invention is unnecessary, then omitted.
See Fig. 2 to Figure 12, multisystem covolume antenna 1000 of the present invention may be simultaneously operated in TD system and other legacy cellular mobile communication system, and it comprises the different antennae array working in multiple system.For ease of describing, the antenna working in TD system is defined as main antenna array, and working frequency range is defined as the first frequency range; The antenna working in other legacy cellular mobile communication system is defined as time aerial array, and its working frequency range is defined as the second frequency range.Described main antenna array and time aerial array are all located on a reflecting plate.
See Fig. 2, in first embodiment of the present invention, main antenna array is the antenna working in TD system, it comprises multiple such as four first module row 101 ~ 104, each first module row 101 ~ 104 are made up of multiple such as ten the first radiating element 100 longitudinal arrangements, and each first radiating element 100 works in the first frequency range.
Four first module row 101 ~ 104 are arranged side by side in the horizontal direction on reflecting plate 400, and have the first spacing 501 in the horizontal between adjacent two first module row 101 ~ 104, and this first spacing 501 is more than or equal to 1/4 of free space operation wavelength; Between adjacent two first radiating elements 100 of each first module row 101 ~ 104, there is the second spacing 502 in the vertical to arrange; Accordingly, between adjacent two first modules row, multiple combinational gap 505 comprising first spacing 501 and two the second spacing 502 can be formed.
Described aerial array is the traditional base station antenna working in the second frequency range, the such as antenna of GSM900MHz system, it forms by organizing such as four groups the second radiating elements working in this second frequency range more, and wherein each second radiating element comprises a pair not like-polarized linear symmetrical dipole 200a, 200b.(that is, be distributed in middle two row first modules row) in symmetrical dipole 200a, 200b genesis analysis of each second radiating element combinational gap between the first module row 102 and 103 of main antenna array, the secondary aerial array of composition.
Reflecting plate 400 is as the reflector of this multisystem antenna duplexer, and symmetrical dipole 200a, 200b for described first radiating element 100 and the second radiating element install thereon.Symmetrical dipole 200a, 200b of first radiating element 100, second radiating element are connected by conductor with reflecting plate 400 or are connected by capacitive coupling.
Preferably, adjacent two first module row 101 ~ 104 in vertical direction mutual dislocation arrange, and dislocation distance be described second spacing 502 half about, with make combinational gap 505 be more convenient for the second radiating element symmetrical dipole 200a, 200b installation.
See Fig. 3 ~ 5, in the second embodiment, multisystem covolume antenna 1000 of the present invention is similar with embodiment one, its difference is, symmetrical dipole 200a, 200b of described second radiating element all have setting between every two adjacent first module row 101 ~ 104, also namely time aerial array symmetrical dipole 200a, 200b first module row 101 and 102,102 and 103, all have setting between 103 and 104, wherein, the number of second radiating element 200a, 200b between every two adjacent first module row can be set according to actual needs by those skilled in the art.
See Fig. 6, in the 3rd embodiment, multisystem covolume antenna 1000 of the present invention is similar with embodiment two, its difference is, described first radiating element 100 concentrated setting on reflecting plate 400, make at least one end of reflecting plate 400 longitudinally form white space 401, symmetrical dipole 200a, 200b of part second radiating element are located at described white space 401 place.
See Fig. 7 ~ 9, in the 4th embodiment, multisystem covolume antenna of the present invention and embodiment one similar, its difference is, symmetrical dipole 200a, 200b of described second radiating element are square symmetrical dipole in this embodiment.
See Figure 10, in the 5th embodiment, multisystem covolume antenna of the present invention and embodiment one similar, its difference is, symmetrical dipole 200a, 200b of described second radiating element are arc symmetrical dipole.
Incorporated by reference to Fig. 8, when the second radiating element be square symmetrical dipole or arc symmetrical dipole time, often kind of symmetrical dipole can have two kinds of setting forms, and such as 200a comprises 200a1 and 200a2, and 200b comprises 200b1 and 200b2.
See Figure 11, Figure 12, in the 6th embodiment, multisystem covolume antenna of the present invention and embodiment one similar, its difference is, described time aerial array also comprises the 3rd radiating element 300a, the 300b working in the 3rd frequency range, described 3rd radiating element is not like-polarized symmetrical dipole, and described 3rd frequency range is all not identical with first, second frequency range.
By that analogy, of the present invention aerial array extends to it and comprises more kinds of radiating element, and multiple radiating element one_to_one corresponding works in different frequency ranges, thus makes multisystem covolume antenna of the present invention can work in the system of multiple different frequency range.
Generally speaking, multisystem covolume antenna of the present invention, due to the second radiating element of secondary aerial array is located at main antenna array adjacent two first modules row between gap in, without the need to taking installing space extra on reflecting plate, be conducive to the size reducing reflecting plate, and then be conducive to the miniaturization of antenna.
Although shown exemplary embodiments more of the present invention above, but it should be appreciated by those skilled in the art that, when not departing from principle of the present invention or spirit, can make a change these exemplary embodiments, scope of the present invention is by claim and equivalents thereof.
Claims (7)
1. a multisystem covolume antenna, comprises reflecting plate, is all located at main antenna array on reflecting plate and secondary aerial array, it is characterized in that,
Described main antenna array comprises multiple first module row, laterally the first spacing is formed between adjacent two first modules row, and this first spacing is more than or equal to 1/4 of operation wavelength in free space, each first module row include multiple the first radiating element working in the first frequency range, and longitudinally form the second spacing between adjacent two first radiating elements of each first module row;
Described time aerial array comprises the second radiating element that at least one group works in the second frequency range, and described second radiating element is located in the combinational gap that the first spacing between adjacent two described first modules row and the second spacing formed.
2. multisystem covolume antenna according to claim 1, is characterized in that, adjacent two first modules arrange and shift to install along reflecting plate longitudinally, and dislocation distance is the half of described second spacing.
3. multisystem covolume antenna according to claim 1, is characterized in that, at least one end of described reflecting plate longitudinally forms white space, and part second radiating element of secondary aerial array is located on white space.
4. multisystem covolume antenna according to claim 1, is characterized in that, is provided with described second radiating element in each first spacing.
5. the multisystem covolume antenna according to any one of Claims 1-4, is characterized in that, often organizes the second radiating element and includes at least one pair of and belong to not like-polarized symmetrical dipole.
6. multisystem covolume antenna according to claim 5, is characterized in that, described a pair symmetrical dipole is linear symmetrical dipole, square symmetrical dipole or arc symmetrical dipole.
7. multisystem covolume antenna according to claim 1, is characterized in that, described aerial array also comprises and work in the 3rd frequency range and the 3rd radiating element be located in described combinational gap, and described 3rd frequency range is all not identical with first, second frequency range.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510701196.1A CN105244632B (en) | 2015-10-22 | 2015-10-22 | Multisystem covolume antenna |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510701196.1A CN105244632B (en) | 2015-10-22 | 2015-10-22 | Multisystem covolume antenna |
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| CN105244632A true CN105244632A (en) | 2016-01-13 |
| CN105244632B CN105244632B (en) | 2019-04-26 |
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| CN201510701196.1A Active CN105244632B (en) | 2015-10-22 | 2015-10-22 | Multisystem covolume antenna |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109713433A (en) * | 2019-01-15 | 2019-05-03 | 武汉虹信通信技术有限责任公司 | Split type radiating element, aerial array and antenna for base station |
| CN110034378A (en) * | 2019-04-01 | 2019-07-19 | 广州杰赛科技股份有限公司 | A kind of antenna and base station |
| CN111063995A (en) * | 2019-12-31 | 2020-04-24 | 京信通信技术(广州)有限公司 | Antenna applied to tunnel |
| WO2022012021A1 (en) * | 2020-07-15 | 2022-01-20 | 摩比天线技术（深圳）有限公司 | Multi-beam antenna |
| US11335995B2 (en) | 2017-01-24 | 2022-05-17 | Commscope Technologies Llc | Base station antennas including supplemental arrays |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102832455A (en) * | 2012-08-31 | 2012-12-19 | 华为技术有限公司 | Antenna array and antenna device |
| CN203813033U (en) * | 2013-12-23 | 2014-09-03 | 华为技术有限公司 | Multi-frequency array antenna |
-
2015
- 2015-10-22 CN CN201510701196.1A patent/CN105244632B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102832455A (en) * | 2012-08-31 | 2012-12-19 | 华为技术有限公司 | Antenna array and antenna device |
| CN203813033U (en) * | 2013-12-23 | 2014-09-03 | 华为技术有限公司 | Multi-frequency array antenna |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11335995B2 (en) | 2017-01-24 | 2022-05-17 | Commscope Technologies Llc | Base station antennas including supplemental arrays |
| CN109713433A (en) * | 2019-01-15 | 2019-05-03 | 武汉虹信通信技术有限责任公司 | Split type radiating element, aerial array and antenna for base station |
| CN110034378A (en) * | 2019-04-01 | 2019-07-19 | 广州杰赛科技股份有限公司 | A kind of antenna and base station |
| CN111063995A (en) * | 2019-12-31 | 2020-04-24 | 京信通信技术(广州)有限公司 | Antenna applied to tunnel |
| 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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| CN105244632B (en) | 2019-04-26 |
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