CN202513276U - Novel passive dipole antenna - Google Patents
Novel passive dipole antenna Download PDFInfo
- Publication number
- CN202513276U CN202513276U CN2012201296447U CN201220129644U CN202513276U CN 202513276 U CN202513276 U CN 202513276U CN 2012201296447 U CN2012201296447 U CN 2012201296447U CN 201220129644 U CN201220129644 U CN 201220129644U CN 202513276 U CN202513276 U CN 202513276U
- Authority
- CN
- China
- Prior art keywords
- antenna
- oscillator
- oscillators
- novel passive
- oscillator seat
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
The utility model discloses a novel passive dipole antenna which comprises an oscillator seat (1), an insulation sleeve (3), a radio-frequency connector (5), one or a plurality of soldering lugs (4) and at least two antenna oscillators (2). The two antenna oscillators (2) are symmetrically mounted on the oscillator seat (1), the soldering lugs (4) are arranged in the oscillator seat (1), the insulation sleeve (3) is arranged between the two antenna oscillators (2), the soldering lugs (4) are connected with one connecting terminal of the radio-frequency connector (5) through a wire cable, and the radio-frequency connector (5) is fixed on the oscillator seat (1) through screws. The novel passive dipole antenna breaks through the traditional thinking that an antenna needs to be provided with a matching circuit, the complex matching circuit is omitted, the structure of the antenna is simplified, fine impedance matching can be realized within a wide frequency range, the antenna standing wave ratio is small, and the novel passive dipole antenna has the advantages of stable sensitivity and phase characteristics, fine consistency of the phase frequency and the amplitude frequency of a plurality of antennas and the like.
Description
Technical field
The utility model relates to field of antenna, particularly a kind of novel passive dipole antenna.
Background technology
Dipole antenna is the most basic antenna form, has the omnidirectional radiation characteristic, because it is simple in structure, cheap, has been widely used in the various wireless communication systems at present.There is an impedance matching circuit in general dipole antenna portion; Antenna obtains maximum power output through impedance matching circuit; But this circuit more complicated; Manufacture process requirement is high, and can't guarantee in wide frequency ranges, to obtain good standing-wave ratio, and the amplitude between a plurality of antenna and phase equalization are poor.
The utility model content
The utility model has solved some technical problems of existing broad-band antenna, and a kind of novel passive dipole antenna is provided, and this antenna has been cancelled impedance matching circuit, and is simple in structure, is easy to produce, and can obtains good electrical properties.
The purpose of the utility model realizes through following technical scheme: a kind of novel passive dipole antenna; It comprises oscillator seat, insulating case, radio frequency connector and one or more weld tabs, and at least two antenna oscillators, and two antenna oscillators are installed on the oscillator seat symmetrically; Be provided with weld tabs in the oscillator seat; Be provided with insulating case between two antenna oscillators, weld tabs is connected with a splicing ear of radio frequency connector through cable, and radio frequency connector passes through screw on the oscillator seat.
The longitudinal cross-section that is positioned at the end beyond the oscillator seat on the described antenna oscillator is circular arc, be positioned on the described antenna oscillator oscillator seat with the longitudinal cross-section of an end be cone-shaped, the tapering α of described cone-shaped is 120 °.
The beneficial effect of the utility model is: the utility model provides a kind of novel passive dipole antenna; Not only having broken antenna must have the traditional thinking of match circuit; Cancelled complicated match circuit; Simplified the structure of antenna, and can in wide frequency ranges, obtain good standing-wave ratio, it is highly consistent that the amplitude between a plurality of antennas, phase place can reach.
Description of drawings
The structure chart of Fig. 1 the utility model;
E is to partial enlarged drawing in the structure chart of Fig. 2 the utility model;
C-C cutaway view in the structure chart of Fig. 3 the utility model;
Among the figure, 1-oscillator seat, 2-antenna oscillator, 3-insulating case, 4-weld tabs, 5-radio frequency connector.
Embodiment
Below in conjunction with accompanying drawing the utility model is done further description, but the protection range of the utility model is not limited to the following stated.
As shown in Figure 1, a kind of novel passive dipole antenna, it comprises oscillator seat 1, insulating case 3, radio frequency connector 5 and one or more weld tabs 4; And at least two antenna oscillators 2; Two antenna oscillators 2 are installed on the oscillator seat 1 symmetrically, are provided with in the oscillator seat 1 between 4, two antenna oscillators 2 of weld tabs and are provided with insulating case 3; Weld tabs 4 is connected with a splicing ear of radio frequency connector 5 through the radio frequency cable, and radio frequency connector 5 passes through screw on oscillator seat 1.
The longitudinal cross-section that is positioned at the end beyond the oscillator seat 1 on the described antenna oscillator 2 is circular arc; Be positioned on the described antenna oscillator 2 oscillator seat 1 with the longitudinal cross-section of an end be cone-shaped, the tapering α of described cone-shaped is preferably 120 °.
Described antenna oscillator 2 adopts low-impedance metal material H62 brass, and described insulating case 3 adopts High Performance Insulation material polytetrafluoroethylene, and described weld tabs 4 silver materials of employing or H62 brass surfaces are gold-plated.
Detect the technique effect that data further specify the utility model below in conjunction with test, wherein test uses instrument to be the 8753D network analyzer, and signal source is the 8648C signal source, and the test frequency range is 900～1400MHZ.
Table 1 standing-wave ratio test result data
| MHz | No. 1 oscillator | No. 2 oscillators | No. 3 oscillators | No. 4 oscillators | No. 5 oscillators |
| 800 | 1.68 | 1.66 | 1.66 | 1.84 | 1.69 |
| 850 | 1.47 | 1.63 | 1.64 | 1.72 | 1.7 |
| 900 | 1.43 | 1.47 | 1.46 | 1.61 | 1.54 |
| 950 | 1.4 | 1.44 | 1.39 | 1.51 | 1.57 |
| 1000 | 1.41 | 1.56 | 1.47 | 1.56 | 1.61 |
| 1050 | 1.5 | 1.59 | 1.49 | 1.58 | 1.73 |
| 1100 | 1.56 | 1.6 | 1.51 | 1.53 | 1.69 |
| 1150 | 1.57 | 1.61 | 1.54 | 1.53 | 1.59 |
| 1200 | 1.71 | 1.67 | 1.66 | 1.65 | 1.55 |
| 1250 | 1.5 | 1.54 | 1.53 | 1.46 | 1.47 |
| 1300 | 1.57 | 1.57 | 1.58 | 1.56 | 1.48 |
| 1350 | 1.45 | 1.4 | 1.42 | 1.43 | 1.45 |
| 1400 | 1.52 | 1.44 | 1.52 | 1.58 | 1.58 |
| 1450 | 1.5 | 1.43 | 1.52 | 1.53 | 1.53 |
| 1500 | 1.61 | 1.48 | 1.6 | 1.59 | 1.53 |
| 1550 | 1.55 | 1.45 | 1.56 | 1.52 | 1.41 |
| 1600 | 1.63 | 1.5 | 1.59 | 1.53 | 1.37 |
Table 1 is the data record of the standing-wave ratio test of this antenna, and from table, can find out: the standing wave ratio of this antenna is smaller, and very stable.
Table 2 amplitude test result data
| MHz | No. 1 oscillator | No. 2 |
3 work songs | No. 4 oscillators | No. 5 oscillators |
| 800 | 44 | 44 | 45 | 44 | 44 |
| 850 | 44 | 45 | 43 | 46 | 43 |
| 900 | 41 | 41 | 42 | 40 | 41 |
| 970 | 43 | 43 | 46 | 44 | 44 |
| 1000 | 44 | 44 | 41 | 43 | 44 |
| 1050 | 45 | 45 | 45 | 45 | 42 |
| 1100 | 44 | 46 | 43 | 44 | 46 |
| 1150 | 46 | 46 | 44 | 47 | 44 |
| 1200 | 39 | 39 | 40 | 40 | 41 |
| 1250 | 42 | 42 | 45 | 44 | 43 |
| 1300 | 40 | 38 | 39 | 42 | 39 |
| 1350 | 38 | 38 | 38 | 40 | 36 |
| 1400 | 38 | 37 | 40 | 41 | 40 |
| 1450 | 40 | 39 | 41 | 42 | 38 |
| 1500 | 39 | 39 | 40 | 42 | 37 |
| 1550 | 35 | 37 | 36 | 36 | 33 |
| 1600 | 40 | 41 | 37 | 40 | 36 |
Table 2 is data record of the amplitude test of this antenna, and from table, can find out: the amplitude consistency of this antenna is higher, and very stable.
Table 3 phase test result data
| MHz | No. 1 oscillator | No. 2 oscillators | No. 3 oscillators | No. 4 oscillators | No. 5 oscillators |
| 828.5 | 0.02 | -2.18 | 0.41 | -0.39 | -0.6 |
| 1195 | 8.79 | 11.13 | 10.26 | 6.74 | 5.35 |
| 1245 | -1.43 | 2.27 | -0.62 | -5.99 | -3.01 |
| 1257 | 3.14 | 6.94 | 3.23 | -3.34 | 2.3 |
| 1398 | 0.04 | 0.85 | 0.71 | -3.25 | -2.48 |
Table 3 is data record of the phase test of this antenna, and from table, can find out: the phase equalization of this antenna is good.
Claims (3)
1. novel passive dipole antenna; It is characterized in that: it comprises oscillator seat (1), insulating case (3), radio frequency connector (5) and one or more weld tabs (4); And at least two antenna oscillators (2); Two antenna oscillators (2) are installed on the oscillator seat (1) symmetrically, are provided with weld tabs (4) in the oscillator seat (1), are provided with insulating case (3) between two antenna oscillators (2); Weld tabs (4) is connected with a splicing ear of radio frequency connector (5) through cable, and radio frequency connector (5) passes through screw on oscillator seat (1).
2. novel passive dipole antenna according to claim 1 is characterized in that: the longitudinal cross-section that is positioned at oscillator seat (a 1) end in addition on the described antenna oscillator (2) is circular arc.
3. novel passive dipole antenna according to claim 1 is characterized in that: be positioned on the described antenna oscillator (2) oscillator seat (1) with the longitudinal cross-section of an end be cone-shaped, the tapering α of described cone-shaped is 120 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201296447U CN202513276U (en) | 2012-03-30 | 2012-03-30 | Novel passive dipole antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201296447U CN202513276U (en) | 2012-03-30 | 2012-03-30 | Novel passive dipole antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202513276U true CN202513276U (en) | 2012-10-31 |
Family
ID=47065734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201296447U Expired - Fee Related CN202513276U (en) | 2012-03-30 | 2012-03-30 | Novel passive dipole antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202513276U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102610904A (en) * | 2012-03-30 | 2012-07-25 | 成都九华圆通科技发展有限公司 | Novel passive dipole antenna |
-
2012
- 2012-03-30 CN CN2012201296447U patent/CN202513276U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102610904A (en) * | 2012-03-30 | 2012-07-25 | 成都九华圆通科技发展有限公司 | Novel passive dipole antenna |
| CN102610904B (en) * | 2012-03-30 | 2014-05-28 | 成都九华圆通科技发展有限公司 | Novel passive dipole antenna |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201887148U (en) | High-performance broadband dual-frequency omnidirectional antenna | |
| CN202871984U (en) | 8 mm dual-polarized conical-horn antenna | |
| CN103441330A (en) | Wireless communication equipment | |
| CN103066379A (en) | Broad band low profile conic sleeve monopole antenna | |
| CN104752815A (en) | Antenna structure and wireless communication device with antenna structure | |
| CN103259076A (en) | Broadband antenna | |
| US8981999B2 (en) | Broadband antenna element | |
| CN102122759B (en) | Combined small-diameter double-frequency omnidirectional antenna | |
| TW201421808A (en) | Wideband antenna and wireless communication device | |
| CN102610904B (en) | Novel passive dipole antenna | |
| CN202513276U (en) | Novel passive dipole antenna | |
| US9450287B2 (en) | Broadband antenna and wireless communication device employing same | |
| US10629992B2 (en) | Antenna system for matching an impedance | |
| CN203707321U (en) | Low profile ultra wide band orientation plane spiral antenna | |
| CN202855903U (en) | Discone antenna used for transformer partial discharge monitoring | |
| CN207559035U (en) | Dual-band and dual-feed point high-gain aerial and mimo antenna module | |
| CN109149138B (en) | Dielectric antenna, dielectric antenna device and communication device | |
| CN103124002B (en) | Multiband wide-band antenna for mobile terminal | |
| CN2893962Y (en) | Balance matching balun apparatus for yagi-uda antenna | |
| CN105977622A (en) | Ultrathin high-gain circularly polarized antenna | |
| US20130300631A1 (en) | Antenna with feeder and electronic device | |
| US20150061954A1 (en) | Antenna assembly | |
| CN114039196B (en) | High-performance 4G antenna | |
| CN208889840U (en) | Wide-angle round skynet antenna | |
| Ma et al. | Analysis and Design of an Electrically Small Broadband Whip Antenna |
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: 20121031 Termination date: 20150330 |
|
| EXPY | Termination of patent right or utility model |