CN204179237U - Broadband double polarization omnidirectional antenna - Google Patents
Broadband double polarization omnidirectional antenna Download PDFInfo
- Publication number
- CN204179237U CN204179237U CN201420539869.9U CN201420539869U CN204179237U CN 204179237 U CN204179237 U CN 204179237U CN 201420539869 U CN201420539869 U CN 201420539869U CN 204179237 U CN204179237 U CN 204179237U
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- dipole
- folded dipole
- vibrator body
- omnidirectional antenna
- double polarization
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Abstract
The utility model relates to broadband double polarization omnidirectional antenna.Comprise horizontally-polarized antenna, vibrator body and radome, described horizontally-polarized antenna comprises substrate, the end face of substrate is circumferentially laid with micro-band folded dipole of more than three unit; Micro-band folded dipole is made up of director dipole and folded dipole, and director dipole and folded dipole are arranged along the radial ecto-entad of substrate; Folded dipole respectively connected one end of the first feeder line and one end of the second feeder line; The center of described substrate offers apex drive hole, the uniform power feed hole offering more than three in the outside in apex drive hole; The other end of second feeder line of more than three is all connected to apex drive hole.The utility model is by the director effect of director dipole and the beams reflected effect of top board, force down the lobe width of antenna, in frequency band, horizontally-polarized antenna gain and vertical polarized antenna gain are 3 ~ 5dBi, can be widely used in the systems such as 2G, 3G, WLAN, LTE.
Description
Technical field
The utility model belongs to antenna technical field, is specifically related to a kind of dual-polarization omnidirectional antenna.
Background technology
Along with the common application of the terminals such as smart mobile phone, the demand of data traffic, in the trend increased progressively, it is estimated that the operating time of high-end user 80% carries out in indoor, and the 4G data service of expection 90% occurs in indoor environment.In LTE, WLAN indoor distributed system, apply mimo antenna technology, dual polarized antenna, compared to single-polarized antenna, can improve the utilance of frequency spectrum, occupies less space, improves the transmission rate of data; In the subsystem network of 2G, 3G room, dual polarized antenna can utilize polarized gain effect, improves the transmission rate of data.In addition, work in the dual-polarization omnidirectional antenna of 2G, 3G, WLAN, LTE room subsystem, need wider frequency bandwidth.In sum, wide band dual-polarization omnidirectional antenna has obvious advantage in the subsystem of 2G, 3G, WLAN, LTE room.
In existing dual-polarization omnidirectional antenna, a kind of working band of Dual-polarization ceiling antenna is 1700MHz ~ 2500MHz, improves the availability of frequency spectrum compared with single-polarized antenna, but frequency band covers not, cannot meet the requirement of 2G and 4G frequency band; Another kind of broadband double polarization omnidirectional antenna covers bandwidth, solve dual polarized antenna and cover the narrow problem of frequency band, but the horizontally-polarized antenna feed more complicated in this dual-polarization omnidirectional antenna, particularly the gain of horizontally-polarized antenna is lower, will not be clearly in actual use relative to the advantage of single-polarized antenna.
In sum, existing dual-polarization omnidirectional antenna, otherwise frequency band covers wide not, cannot meet the requirement of the multiband all standings such as 2G, 3G, WLAN, LTE; Gain difference between two kinds of poliarizing antennas is comparatively large, and horizontally-polarized antenna gain is lower, to the limited efficiency improving data transmission rate.
Summary of the invention
The multibands such as 2G, 3G, WLAN, LTE are met in order to realize frequency band covering, and the polarization isolation realized between two kinds of poliarizing antennas is good, particularly horizontally-polarized antenna gain and vertical polarized antenna gain higher, the utility model provides a kind of broadband double polarization omnidirectional antenna.
Concrete technical solution is as follows:
Broadband double polarization omnidirectional antenna comprises horizontally-polarized antenna, vibrator body 4 and radome 9, described vibrator body 4 is hollow cylindric, top is provided with top board 2, bottom is cone, the bottom of vibrator body 4 is fixed on base plate 1 by support 8, and the bottom of base plate 1 is respectively equipped with the first cable 10 and the second cable 11; Described horizontally-polarized antenna is tabular, is located at the top of vibrator body 4 by pillar 6, and is parallel to the top board 2 of vibrator body 4.Described horizontally-polarized antenna comprises substrate 5, the end face of substrate 5 is circumferentially laid with micro-band folded dipole of more than three unit; Described micro-band folded dipole is made up of director dipole 51 and folded dipole 57, and director dipole 51 and folded dipole 57 are arranged along the radial ecto-entad of substrate 5, and described folded dipole 57 respectively connected one end of the first feeder line 53 and one end of the second feeder line 52; The center of described substrate 5 offers apex drive hole 58, the uniform power feed hole 56 offering more than three in the outside in apex drive hole 58; The other end of second feeder line 52 of more than three is all connected to apex drive hole 58.
The shape of described director dipole 51 is circular arc or square or rectangle; The shape of described folded dipole 57 is fan-shaped, and middle part offers deep-slotted chip breaker 54, and the folded dipole 57 of deep-slotted chip breaker 54 side respectively connected one end of the first feeder line 53 and one end of the second feeder line 52; Spacing 5 ~ 25mm between director dipole 51 and folded dipole 57.
The height of described pillar 6 is 25 ~ 45mm.
The diameter of described vibrator body 4 is 120 ~ 150mm, and the total height scope of cone is 60 ~ 100mm; The circular division board 3 of the side straps the brim of a hat is provided with between described vibrator body 4 and top board 2.
The diameter of described vibrator body 4 is 125mm, and the total height of cone is 70mm.
The material of described division board 3 is ABS plastic or ASA plastic.
The diameter of described base plate 1 is 180 ~ 220mm; The distance of the distance from bottom base plate 1 of vibrator body 4 is 2.5 ~ 5mm.
Advantageous Effects of the present utility model embodies in the following areas:
1, horizontally-polarized antenna of the present utility model, by the director effect of director dipole 51 and the beams reflected effect of top board 2, has forced down the lobe width of antenna, has improve the gain level of horizontally-polarized antenna 5;
2, this antenna has horizontal polarization and perpendicular polarization two kinds of features, vertical polarized antenna working frequency range covers 806 ~ 960MHz and 1700 ~ 2700MHz, horizontally-polarized antenna working frequency range is 1700 ~ 2700MHz, in frequency band, horizontally-polarized antenna gain and vertical polarized antenna gain are 3 ~ 5dBi, in frequency band, the polarization isolation of two kinds of antennas reaches more than 28dB, can be widely used in the systems such as 2G, 3G, WLAN, LTE.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation.
Fig. 2 is horizontally-polarized antenna and vibrator body structural representation.
Fig. 3 is the schematic diagram of horizontally-polarized antenna.
Sequence number in upper figure: base plate 1, top board 2, division board 3, vibrator body 4, substrate 5, director dipole 51, second feeder line 52, first feeder line 53, deep-slotted chip breaker 54, power feed hole 56, folded dipole 57, apex drive hole 58, pillar 6, support 8, radome 9, first cable 10, second cable 11.
Embodiment
Below in conjunction with accompanying drawing, by embodiment, the utility model is further described.
Embodiment
See Fig. 1, broadband double polarization omnidirectional antenna comprises horizontally-polarized antenna, vibrator body 4 and radome 9, and vibrator body 4 is hollow cylindric, top is provided with top board 2, bottom is cone, and the diameter of vibrator body 4 is 125mm, and the total height of cone is 70mm; Be provided with the circular division board 3 of the side straps the brim of a hat between vibrator body 4 and top board 2, the material of division board 3 is ABS plastic.See Fig. 2, the bottom of vibrator body 4 is fixed on base plate 1 by support 8, and the diameter of base plate 1 is for being 210mm; The distance of the distance from bottom base plate 1 of vibrator body 4 is 3.5mm.The bottom of base plate 1 is respectively equipped with the first cable 10 and the second cable 11.Horizontally-polarized antenna is tabular, is installed on the top of vibrator body 4 by pillar 6, and is parallel to the top board 2 of vibrator body 4; The height of pillar 6 is 38mm.
See Fig. 3, horizontally-polarized antenna comprises substrate 5, the end face of substrate 5 is circumferentially laid with micro-band folded dipole of four unit.Micro-band folded dipole is made up of director dipole 51 and folded dipole 57, and director dipole 51 and folded dipole 57 are arranged along the radial ecto-entad of substrate 5; The shape of director dipole 51 is circular arc; The shape of folded dipole 57 is fan-shaped, and middle part offers deep-slotted chip breaker 54, and the folded dipole 57 of deep-slotted chip breaker 54 side respectively connected one end of the first feeder line 53 and one end of the second feeder line 52; Spacing 8mm between director dipole 51 and folded dipole 57.The center of substrate 5 offers apex drive hole 58, and the outside in apex drive hole 58 is uniform offers four power feed hole 56; The outer conductor of the second cable 11 is divided into the quartering, is each passed through four power feed hole 56 and welds with the other end of the first corresponding feeder line 53 respectively; Folded dipole 57 carries out feed by the first feeder line 53 and the second feeder line 52.
Claims (10)
1. broadband double polarization omnidirectional antenna, comprise horizontally-polarized antenna, vibrator body (4) and radome (9), described vibrator body (4) is for hollow cylindric, top is provided with top board (2), bottom is cone, the bottom of vibrator body (4) is fixed on base plate (1) by support (8), and the bottom of base plate (1) is respectively equipped with the first cable (10) and the second cable (11); Described horizontally-polarized antenna is tabular, the top of vibrator body (4) is located at by pillar (6), and be parallel to the top board (2) of vibrator body (4), it is characterized in that: described horizontally-polarized antenna comprises substrate (5), the end face of substrate (5) is circumferentially laid with micro-band folded dipole of more than three unit; Described micro-band folded dipole is made up of director dipole (51) and folded dipole (57), director dipole (51) and folded dipole (57) are arranged along the radial ecto-entad of substrate (5), and described folded dipole (57) respectively connected one end of the first feeder line (53) and one end of the second feeder line (52); The center of described substrate (5) offers apex drive hole (58), the uniform power feed hole (56) offering more than three in the outside of apex drive hole (58); The other end of second feeder line (52) of more than three is all connected to apex drive hole (58).
2. broadband double polarization omnidirectional antenna as claimed in claim 1, is characterized in that: the shape of described director dipole (51) is circular arc or square or rectangle; The shape of described folded dipole (57) is fan-shaped, middle part offers deep-slotted chip breaker (54), and the folded dipole (57) of deep-slotted chip breaker (54) side respectively connected one end of the first feeder line (53) and one end of the second feeder line (52); Spacing 5 ~ 25mm between director dipole (51) and folded dipole (57).
3. broadband double polarization omnidirectional antenna as claimed in claim 2, is characterized in that: the shape of described director dipole (51) is circular arc, and the spacing between director dipole (51) and folded dipole (57) is 8mm.
4. broadband double polarization omnidirectional antenna as claimed in claim 1, is characterized in that: the micro-band folded dipole end face of described substrate (5) being circumferentially laid with four unit; The outer conductor of the second cable (11) is divided into the quartering, is each passed through four power feed hole (56) and welds with the other end of corresponding the first feeder line (53) respectively.
5. broadband double polarization omnidirectional antenna as claimed in claim 1, is characterized in that: the height of described pillar (6) is 25 ~ 45mm.
6. broadband double polarization omnidirectional antenna as claimed in claim 1, it is characterized in that: the diameter of described vibrator body (4) is 120 ~ 150mm, the total height scope of cone is 60 ~ 100mm; The circular division board (3) of the side straps the brim of a hat is provided with between described vibrator body (4) and top board (2).
7. broadband double polarization omnidirectional antenna as claimed in claim 6, it is characterized in that: the diameter of described vibrator body (4) is 125mm, the total height of cone is 70mm.
8. broadband double polarization omnidirectional antenna as claimed in claim 6, is characterized in that: the material of described division board (3) is ABS plastic or ASA plastic.
9. broadband double polarization omnidirectional antenna as claimed in claim 1, is characterized in that: the diameter of described base plate (1) is 180 ~ 220mm; The distance of the distance from bottom base plate (1) of vibrator body (4) is 2.5 ~ 5mm.
10. broadband double polarization omnidirectional antenna as claimed in claim 9, is characterized in that: the diameter of described base plate (1) is for being 210mm; The distance of the distance from bottom base plate 1 of vibrator body (4) is 3.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420539869.9U CN204179237U (en) | 2014-09-19 | 2014-09-19 | Broadband double polarization omnidirectional antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420539869.9U CN204179237U (en) | 2014-09-19 | 2014-09-19 | Broadband double polarization omnidirectional antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204179237U true CN204179237U (en) | 2015-02-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420539869.9U Expired - Fee Related CN204179237U (en) | 2014-09-19 | 2014-09-19 | Broadband double polarization omnidirectional antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204179237U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106848530A (en) * | 2017-03-30 | 2017-06-13 | 东南大学 | Multifrequency dual-polarization omnidirectional antenna |
| CN109193131A (en) * | 2018-09-11 | 2019-01-11 | 哈尔滨工业大学 | A kind of printed form broadband low section omnidirectional dual polarized antenna |
-
2014
- 2014-09-19 CN CN201420539869.9U patent/CN204179237U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106848530A (en) * | 2017-03-30 | 2017-06-13 | 东南大学 | Multifrequency dual-polarization omnidirectional antenna |
| CN106848530B (en) * | 2017-03-30 | 2023-05-16 | 东南大学 | Multi-frequency dual-polarization omnidirectional antenna |
| CN109193131A (en) * | 2018-09-11 | 2019-01-11 | 哈尔滨工业大学 | A kind of printed form broadband low section omnidirectional dual polarized antenna |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150225 Termination date: 20200919 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |