CN102427162A - Dual-frequency omnidirectional antenna - Google Patents
Dual-frequency omnidirectional antenna Download PDFInfo
- Publication number
- CN102427162A CN102427162A CN2011102366964A CN201110236696A CN102427162A CN 102427162 A CN102427162 A CN 102427162A CN 2011102366964 A CN2011102366964 A CN 2011102366964A CN 201110236696 A CN201110236696 A CN 201110236696A CN 102427162 A CN102427162 A CN 102427162A
- Authority
- CN
- China
- Prior art keywords
- radiation unit
- antenna
- frequency radiation
- mixer
- high frequency
- 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.)
- Pending
Links
- 230000005855 radiation Effects 0.000 claims abstract description 43
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 8
- 229910052802 copper Inorganic materials 0.000 claims description 8
- 239000010949 copper Substances 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 238000003786 synthesis reaction Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
Landscapes
- Waveguide Aerials (AREA)
Abstract
The invention relates to the technical field of antennas, and particularly discloses a dual-frequency omnidirectional antenna which comprises a radiator, wherein the radiator is provided with a high-frequency radiation unit (3), a low-frequency radiation unit (4), a combiner (5) and a connector (7) in a straight line coaxial distribution manner; a coaxial cable is led out of the connector (7) and is connected to the synthesis end of the combiner (5); two coaxial cables are led out from the high-low frequency output end of the combiner (5) and are respectively connected to the high-frequency radiation unit (3) and the low-frequency radiation unit (4). The antenna is in a straight coaxial shape, and the high-frequency radiation unit and the low-frequency radiation unit are arranged in the antenna, so that the antenna can work in two wave bands of 2.4GHZ and 5.8 GHZ.
Description
Technical field
The present invention relates to antenna technical field, be specifically related to a kind of directed double frequency omnibearing antenna of two-band that internet wireless inserts that is used for, can be applied to communication protocols such as Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n and Wi-max802.16e.
Background technology
The existing technology that is used for the internet wireless access mainly contains two kinds, that is: Wi-Fi (Wireless Fidelity, Wireless Fidelity) and Wi-max (Worldwide Interoperability for Microwave Access, global general-use microwave communication technology).Its groundwork frequency range all concentrates on 2.4GHz frequency range (2400～2485MHz) and 5.8GHz frequency range (5151～5850MHz).And the omnidirectional antenna that is used for these two frequency ranges all is to be main with one-segment, and it is various in style, from producing storage, sells and all brings a lot of inconvenience, is necessary to research and develop a kind of omnidirectional antenna of two-band.
Summary of the invention
For overcoming the deficiency of one-segment omnidirectional antenna product in the prior art, the object of the present invention is to provide a kind of double frequency omnibearing antenna, the method can be more succinct, that cost is lower solves the problem of 2.4GHz, the total common antenna of 5.8GHz frequency range.
For solving above technical problem, technical scheme provided by the invention is, a kind of double frequency omnibearing antenna comprises radiant body, and said radiant body is pressed the coaxial distribution of straight line one high frequency radiation unit (3), a low frequency radiation unit (4), a mixer (5) and a connector (7); Said connector (7) is drawn a coaxial cable, is connected to the synthetic end of said mixer (5); The low-and high-frequency output of said mixer (5) is drawn two coaxial cables, is connected to said high frequency radiation unit (3) and said low frequency radiation unit (4) respectively.
More excellent ground, said connector (7) is positioned at the bottom of said radiant body.
More excellent ground, said mixer (5) is a high frequency printed circuit board.
More excellent ground, the back side of said mixer (5) is welded with copper coin, and leaves through hole at corresponding output port, so that transmission coaxial-cable.
More excellent ground, said low frequency radiation unit (4) is positioned at the below of said high frequency radiation unit (3).
More excellent ground, said low frequency radiation unit (4) is the air cross oscillator antenna of a centre feed, adopts copper pipe to make single radiating doublet and transmission inner wire.
More excellent ground, the low frequency output of said mixer (5) is drawn a coaxial cable, directly guides on the distributing point of air cross oscillator.
More excellent ground, said high frequency radiation unit (3) is the bottom feed cross oscillator antenna that a high frequency printed circuit board is processed.
More excellent ground, the high frequency output of said mixer (5) is drawn a coaxial cable, pass the inner wire of said low frequency radiation unit (4) after, be fixed on the distributing point of said high frequency radiation unit (3); Said high frequency radiation unit (3) is fixed on another root inner wire.
More excellent ground comprises an outer cover (2), entangles said radiant body; Antenna top (1) is equipped with on the top of said outer cover (2); The bottom of said outer cover (2) is provided with a fixed cover (6), in order to said connector (7) to be installed.
Compared with prior art; Double frequency omnibearing antenna of the present invention presents the coaxial shape of straight line, and high frequency radiation unit and low frequency radiation unit wherein are set, through selecting suitable parameters; Can make antenna be operated in 2.4GHz and two wave bands of 5.8GHz, thereby satisfy the telecommunication requirement.This antenna structure is compact, and easy to make, cost is lower, has market prospects preferably.
Description of drawings
Fig. 1 is the overall schematic of double frequency omnibearing antenna of the present invention;
Fig. 2 is the internal structure sketch map of double frequency omnibearing antenna of the present invention;
Fig. 3 a is the lobe pattern of double frequency omnibearing antenna of the present invention in vertical direction;
Fig. 3 b is a double frequency omnibearing antenna of the present invention lobe pattern in the horizontal direction.
Among the figure, relevant Reference numeral is following:
1, antenna top; 2, outer cover; 3. high frequency radiation unit (5.8GHz); 4, low frequency radiation unit (2.4GHz); 5, mixer, 51, the mixer copper coin; 6, fixed cover; 7, connector; 8, inner wire; 9, inner wire.
Embodiment
In order to make those skilled in the art understand technical scheme of the present invention better, the present invention is done further detailed description below in conjunction with accompanying drawing and specific embodiment.
Referring to Fig. 1～Fig. 2, represent a preferred embodiment of double frequency omnibearing antenna of the present invention (hereinafter to be referred as antenna) simultaneously.This antenna purpose is to overcome the prior art products deficiency, and the method more succinct with structure, that cost is lower solves the problem of 2.4GHz, the total common antenna of 5.8GHz frequency range.This antenna divides outer cover 2 and radiant body two parts: the core is divided into connector (joint) 7, mixer 5, low frequency radiation unit 4 (2.4GHz), high frequency radiation unit 3 (5.8GHz) four parts at radiant body; Outer cover 2 can cover radiant body, and it is nonmetal pipe, and the top is equipped with antenna top 1 and is made tarpaulin, and the bottom is provided with fixed cover 6 with mounted connector 7.
As shown in Figure 1, the radiant body bottom is a connector 7, and it draws the one 50 coaxial half steel cable of Ω, connects the synthetic end of printed circuit board (PCB) mixer 5; At mixer 5 low-and high-frequency outputs, to draw two coaxial cables respectively and connect 2.4Hz low frequency radiation unit 4 and 5.8Hz high frequency radiation unit 3, whole antenna presents the coaxial shape of straight line.
As shown in Figure 2, combine Fig. 1 simultaneously, each parts of radiant body have following characteristics:
1, whole antenna pressed the coaxial distribution of straight line, and wherein: 2.4GHz low frequency radiation unit 4 is in the bottom; 5.8GHz high frequency radiation unit 3 is on top.
2, mixer 5 is high frequency printed circuit boards, and the some constant that is situated between is 2～3; Be welded with the thick mixer copper coin 51 of 0.5～3mm at the back side of mixer 5, and leave through hole, be convenient to draw coaxial cable at corresponding output port.
3,2.4GHz low frequency radiation unit is the air cross oscillator antenna of a centre feed, adopts the copper pipe of external diameter Φ 8～15mm, length 40～60mm to make single radiating doublet, and the copper pipe that adopts Φ 2～6mm simultaneously is as transmission inner wire 8; Mixer 5 is drawn one 50 Ω cable respectively at the low frequency output, directly guides to the distributing point of air cross oscillator.
4,5.8GHz high frequency radiation unit 3 is bottom feed cross oscillator antennas of making of high frequency printed circuit board, and dielectric constant is situated between 2.1～2.8; Mixer 5 high frequency outputs are drawn one 50 Ω cable, pass the inner wire 8 of 2.4GHz low frequency radiation unit 4 after, be fixed on the distributing point of 5.8GHz high frequency radiation unit 3; And 5.8GHz high frequency radiation unit 4 is fixed on another root inner wire 9.
The present invention has been applied on a double frequency omnibearing antenna (SHD-O-245810-G), and its concrete technical parameter is as shown in table 1.
Table 1, SHD-O-245810-G technical parameter
Only be preferred implementation of the present invention below, should be pointed out that above-mentioned preferred implementation should not be regarded as limitation of the present invention, protection scope of the present invention should be as the criterion with claim institute restricted portion.For those skilled in the art; Do not breaking away from the spirit and scope of the present invention; Can also make some improvement and retouching (like outer cover shape, outer cover color, mounting means change etc.), these improvement and retouching also should be regarded as protection scope of the present invention.
Claims (10)
1. a double frequency omnibearing antenna comprises radiant body, it is characterized in that, said radiant body is pressed the coaxial distribution of straight line one high frequency radiation unit (3), a low frequency radiation unit (4), a mixer (5) and a connector (7); Said connector (7) is drawn a coaxial cable, is connected to the synthetic end of said mixer (5); The low-and high-frequency output of said mixer (5) is drawn two coaxial cables, is connected to said high frequency radiation unit (3) and said low frequency radiation unit (4) respectively.
2. double frequency omnibearing antenna as claimed in claim 1 is characterized in that, said connector (7) is positioned at the bottom of said radiant body.
3. double frequency omnibearing antenna as claimed in claim 1 is characterized in that, said mixer (5) is a high frequency printed circuit board.
4. double frequency omnibearing antenna as claimed in claim 3 is characterized in that, the back side of said mixer (5) is welded with copper coin, and leaves through hole at corresponding output port, so that transmission coaxial-cable.
5. double frequency omnibearing antenna as claimed in claim 1 is characterized in that, said low frequency radiation unit (4) is positioned at the below of said high frequency radiation unit (3).
6. double frequency omnibearing antenna as claimed in claim 1 is characterized in that, said low frequency radiation unit (4) is the air cross oscillator antenna of a centre feed, adopts copper pipe to make single radiating doublet and transmission inner wire.
7. double frequency omnibearing antenna as claimed in claim 6 is characterized in that, the low frequency output of said mixer (5) is drawn a coaxial cable, directly guides on the distributing point of air cross oscillator.
8. double frequency omnibearing antenna as claimed in claim 1 is characterized in that, said high frequency radiation unit (3) is the bottom feed cross oscillator antenna that a high frequency printed circuit board is processed.
9. double frequency omnibearing antenna as claimed in claim 8 is characterized in that, the high frequency output of said mixer (5) is drawn a coaxial cable, pass the inner wire of said low frequency radiation unit (4) after, be fixed on the distributing point of said high frequency radiation unit (3); Said high frequency radiation unit (3) is fixed on another root inner wire.
10. like each described double frequency omnibearing antenna of claim 1～9, it is characterized in that, comprise an outer cover (2), entangle said radiant body; Antenna top (1) is equipped with on the top of said outer cover (2); The bottom of said outer cover (2) is provided with a fixed cover (6), in order to said connector (7) to be installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102366964A CN102427162A (en) | 2011-08-17 | 2011-08-17 | Dual-frequency omnidirectional antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102366964A CN102427162A (en) | 2011-08-17 | 2011-08-17 | Dual-frequency omnidirectional antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102427162A true CN102427162A (en) | 2012-04-25 |
Family
ID=45961123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011102366964A Pending CN102427162A (en) | 2011-08-17 | 2011-08-17 | Dual-frequency omnidirectional antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102427162A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111641033A (en) * | 2020-06-03 | 2020-09-08 | 陕西烽火诺信科技有限公司 | Duplex high-power omnidirectional shaped antenna |
| CN112838353A (en) * | 2021-01-18 | 2021-05-25 | 上海增信电子有限公司 | An external multi-port 5G broadband omnidirectional waterproof antenna |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0650215A2 (en) * | 1993-09-29 | 1995-04-26 | Ntt Mobile Communications Network Inc. | Antenna equipment |
| CN2738416Y (en) * | 2004-10-27 | 2005-11-02 | 摩比天线技术（深圳）有限公司 | Double frequency omnidirectional antenna |
| CN2879536Y (en) * | 2004-12-13 | 2007-03-14 | 曾运华 | Dual Broadband Combiner |
| CN2927343Y (en) * | 2006-03-27 | 2007-07-25 | 佛山市健博通电讯实业有限公司 | Omnidirectional antenna of planar crossed vibrator structure |
| CN102017301A (en) * | 2008-10-30 | 2011-04-13 | 罗德施瓦兹两合股份有限公司 | Broadband antenna |
-
2011
- 2011-08-17 CN CN2011102366964A patent/CN102427162A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0650215A2 (en) * | 1993-09-29 | 1995-04-26 | Ntt Mobile Communications Network Inc. | Antenna equipment |
| CN2738416Y (en) * | 2004-10-27 | 2005-11-02 | 摩比天线技术（深圳）有限公司 | Double frequency omnidirectional antenna |
| CN2879536Y (en) * | 2004-12-13 | 2007-03-14 | 曾运华 | Dual Broadband Combiner |
| CN2927343Y (en) * | 2006-03-27 | 2007-07-25 | 佛山市健博通电讯实业有限公司 | Omnidirectional antenna of planar crossed vibrator structure |
| CN102017301A (en) * | 2008-10-30 | 2011-04-13 | 罗德施瓦兹两合股份有限公司 | Broadband antenna |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111641033A (en) * | 2020-06-03 | 2020-09-08 | 陕西烽火诺信科技有限公司 | Duplex high-power omnidirectional shaped antenna |
| CN112838353A (en) * | 2021-01-18 | 2021-05-25 | 上海增信电子有限公司 | An external multi-port 5G broadband omnidirectional waterproof antenna |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101165966B (en) | Coupling type feed antenna | |
| CN102394348A (en) | Multi-frequency-range cell phone MIMO (Multiple Input Multiple Output) antenna structure applicable to LTE (Long Term Evolution) standard | |
| CN105122541A (en) | Multi-band antenna | |
| TWI543444B (en) | Dual-band planar inverted-f antenna | |
| CN102396110A (en) | Broadband antenna using coupling matching with short-circuited end of radiator | |
| CN103515699B (en) | Antenna and for forming the method for antenna | |
| CN203690489U (en) | Double-frequency coupling antenna | |
| CN106785365A (en) | The common aperture navigation antenna of double-fed double frequency | |
| CN102427162A (en) | Dual-frequency omnidirectional antenna | |
| CN202352831U (en) | Antenna structure | |
| CN102938494A (en) | Dual-frequency antenna | |
| CN205141133U (en) | Dual -frenquency omnidirectional antenna who uses at wireless LAN | |
| CN202363590U (en) | Composite multiplexing wide-band antenna | |
| CN208078164U (en) | A kind of miniaturization WLAN dual-band PIFA antennas | |
| CN201590473U (en) | Multi-frequency range top absorbing type omni-directional antenna | |
| CN202977738U (en) | Double-frequency broadband directional antenna | |
| CN105356046A (en) | Double-frequency omnidirectional antenna applied to wireless local area network | |
| CN201853799U (en) | Four-unit double cone oscillator street lamp antenna | |
| CN205985336U (en) | Dual -frenquency hanging antenna | |
| CN205141132U (en) | PCB board antenna of ultrabroad band | |
| CN205509009U (en) | Paster antenna of ultrabroad band | |
| CN108232433A (en) | The small antenna for base station of dual-band and dual-polarization | |
| CN116014439A (en) | Shark fin antenna combination and shark fin antenna device | |
| CN204375949U (en) | A kind of LTE-MIMO antenna | |
| CN205069854U (en) | Ceiling antenna of ultrabroad band qxcomm technology |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20120425 |