CN104064862B - Antenna based on the micro-strip oscillator of unipolarity band spacer bar - Google Patents
Antenna based on the micro-strip oscillator of unipolarity band spacer bar Download PDFInfo
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- CN104064862B CN104064862B CN201410308823.0A CN201410308823A CN104064862B CN 104064862 B CN104064862 B CN 104064862B CN 201410308823 A CN201410308823 A CN 201410308823A CN 104064862 B CN104064862 B CN 104064862B
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Abstract
The invention discloses a kind of antenna based on the micro-strip oscillator of unipolarity band spacer bar; Include antenna chamber; Be provided with a plurality of oscillator unit side by side in described antenna chamber, described each oscillator unit includes the oscillator sheet that two Central Symmetries are arranged, and each oscillator sheet is provided with the isolation channel of a plurality of hollow out side by side, and each isolation channel both sides are equipped with a plurality of loading hole; By so rational structural design, radiation element employs distributed load technology, by the complex optimum of series technique, achieves the further miniaturization of antenna, the requirement of current communication system can be met well.Owing to have employed above structure, achieve radiation pattern and control, there is the feature of directed radiation, and obtain higher gain.
Description
Technical field
The present invention relates to oscillator field, be specifically related to a kind of antenna based on the micro-strip oscillator of unipolarity band spacer bar.
Background technology
Nowadays, along with the extensive use of satellite communication system, the research of satellite communication system reception antenna is emerged in an endless stream, as one pole, bipolar, spiral, four arm spirals and microstrip antenna structure, all can be used in the various antennas of satellite communication system; Section is low, volume is little because having for traditional microstrip antenna, lightweight, can conformal, easy of integration, feeding classification flexibly, be convenient to obtain the advantage such as linear polarization and circular polarization, in mobile communication, satellite communication, guided missile remote measurement, many fields such as Doppler radar obtain a wide range of applications, but gain limited be the defect of microstrip antenna always; Microstrip antenna is the class new antenna grown up gradually over nearly 30 years, the advantage intrinsic because of it and being widely used, but it also has shortcomings such as there is gain is less, directivity is poor, the existence of surface wave, bandwidth is not enough.So further investigate microstrip antenna, there is very important construction value and theory significance.The method that coupled cavity technique is realization miniaturization conventional in antenna works is loaded in microstrip antenna designs, by improving the CURRENT DISTRIBUTION in antenna at the appropriate location loading resistor of antenna, reactance or conductor, thus reach the resonance frequency changing antenna, or under same operating frequency, reduce the object such as the height of antenna and the antenna pattern of change antenna; Therefore how to realize loading and high-gain is the object of joint research.
Summary of the invention
The object of the invention is to overcome above-described shortcoming, a kind of antenna based on the micro-strip oscillator of unipolarity band spacer bar of high-gain, feedback current distributional stability is provided.
For achieving the above object, concrete scheme of the present invention is as follows: a kind of antenna based on the micro-strip oscillator of unipolarity band spacer bar, includes antenna chamber; Be provided with multiple oscillator unit side by side in described antenna chamber, described each oscillator unit includes a pcb board, and the bottom surface of described pcb board is covered with layers of copper; The end face of described pcb board is provided with subcircuit structure, and described subcircuit structure includes the oscillator sheet that two Central Symmetries are arranged, and each oscillator sheet is provided with the isolation channel of multiple hollow out side by side, and each isolation channel both sides are equipped with multiple loading hole; Also include the oscillator sheet upper end being located at top and below multiple spacer bars of oscillator sheet lower end, the distance between described each spacer bar is 1mm ± 0.5mm.
Wherein, described each oscillator sheet is square.
Wherein, the length of side of described each oscillator sheet is 5cm ± 1cm.
Wherein, the diameter of the loading hole of the described every side of each isolation channel is 2mm ± 1mm.
Wherein, the quantity of the loading hole of the described every side of each isolation channel is 12.
Wherein, the width of described isolation channel is 10mm ± 2mm.
Wherein, the thickness of described layers of copper is 2mm ± 1mm.
Beneficial effect of the present invention is: subcircuit structure includes the oscillator sheet that two Central Symmetries are arranged, and each oscillator sheet is provided with the isolation channel of multiple hollow out side by side, and each isolation channel both sides are equipped with multiple loading hole; By so rational structural design, radiation element employs distributed load technology, by the complex optimum of series technique, achieves the further miniaturization of antenna, the requirement of current communication system can be met well.Owing to have employed above structure, achieve radiation pattern and control, there is the feature of directed radiation, and obtain higher gain.Therefore the present invention has that high symmetry, high integration, miniaturization, radiation characteristic are good, the composite characteristic of the high excellence of gain, and cost low, be easy to integrated.
Accompanying drawing explanation
Fig. 1 is the vertical view of oscillator unit of the present invention;
Fig. 2 is the front view of oscillator unit of the present invention;
Fig. 3 is vertical view of the present invention;
Description of reference numerals in Fig. 1 to Fig. 3: 1-oscillator unit; 2-antenna chamber; 11-PCB plate; 12-safety pole; 13-oscillator sheet; 14-isolation channel; 15-loading hole; 16-spacer bar; 17-layers of copper.
Embodiment:
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation, is not practical range of the present invention is confined to this.As shown in Figure 1 to Figure 3, a kind of antenna based on the micro-strip oscillator of unipolarity band spacer bar described in the present embodiment, includes antenna chamber 2; Be provided with multiple oscillator unit 1 side by side in described antenna chamber 2, described each oscillator unit 1 includes a pcb board 11, and the bottom surface of described pcb board 11 is covered with layers of copper 17; The end face of described pcb board 11 is provided with subcircuit structure, described subcircuit structure includes the oscillator sheet 13 that two Central Symmetries are arranged, each oscillator sheet 13 is provided with the isolation channel 14 of multiple hollow out side by side, and each isolation channel 14 both sides are equipped with multiple loading hole 15.Concrete, the outer core that layers of copper 17 connects coaxial cable is connected, and loading hole 15 is connected to the inner core of coaxial cable, by so rational structural design, radiation element employs distributed load technology, by the complex optimum of series technique, achieve the further miniaturization of antenna, the requirement of current communication system can be met well.Oscillator unit, owing to have employed above structure, achieves radiation pattern and controls, have the feature of directed radiation, and obtain higher gain.Therefore the present invention has that high symmetry, high integration, miniaturization, radiation characteristic are good, the composite characteristic of the high excellence of gain, and cost low, be easy to integrated.
A kind of antenna based on the micro-strip oscillator of unipolarity band spacer bar described in the present embodiment, described each oscillator sheet 13 is square; By the emulation of computer software, record its foursquare structure better at radiance, and feed current is stablized, incremental higher.
A kind of antenna based on the micro-strip oscillator of unipolarity band spacer bar described in the present embodiment, the length of side of described each oscillator sheet 13 is 5cm ± 1cm; The length of oscillator sheet 13 determines electromagenetic wave radiation wavelength, sets numerical value for this reason, under emulation of the computer software, learns, can when gain is maximum, and attenuation ratio is minimum, improves practicality of the present invention.
A kind of antenna based on the micro-strip oscillator of unipolarity band spacer bar described in the present embodiment, the diameter of the loading hole 15 of the every side of described each isolation channel 14 is 2mm ± 1mm; The quantity of the loading hole 15 of the every side of described each isolation channel 14 is 12; By test, its numerical value so can reduce disturbing mutually between loading hole 15 largely.
A kind of antenna based on the micro-strip oscillator of unipolarity band spacer bar described in the present embodiment, the width of described isolation channel 14 is 10mm ± 2mm; Its effective isolation increases 20db.
A kind of antenna based on the micro-strip oscillator of unipolarity band spacer bar described in the present embodiment, the thickness of described layers of copper 17 is 2mm ± 1mm; Can the stability of maximum maintenance ground connection, learnt by emulation of the computer software, the layers of copper 17 of this thickness, under the prerequisite economizing most raw material, keeps the heat radiation of oscillator and stable.
A kind of antenna based on the micro-strip oscillator of unipolarity band spacer bar described in the present embodiment, also include oscillator sheet 13 upper end being located at top and below multiple spacer bars 16 of oscillator sheet 13 lower end, the distance between described each spacer bar 16 is 1mm ± 0.5mm; It can increase oscillator isolation greatly, improves antenna gain effect.
A kind of antenna based on the micro-strip oscillator of unipolarity band spacer bar described in the present embodiment, also include outside pcb board 11 outward extending go out the safety pole 12 of T-shaped, the length of described safety pole 12 is 10mm ± 2mm, and described safety pole 12 is electrically connected with layers of copper 17; Its effect has two, one, when forming oscillator row, the distance between two oscillators can be made to keep a safe distance, and at the bottom of mutual winding degree, reduces interference, in addition, possesses certain buffer action, can prolong along layers of copper 17 ground connection mutually around the electric current produced.
The above is only a preferred embodiment of the present invention, therefore all equivalences done according to structure, feature and the principle described in patent claim of the present invention change or modify, and are included in the protection range of patent application of the present invention.
Claims (7)
1. the antenna based on the micro-strip oscillator of unipolarity band spacer bar, is characterized in that: include antenna chamber (2); Be provided with multiple oscillator unit (1) in described antenna chamber (2) side by side, described each oscillator unit (1) includes a pcb board (11), and the bottom surface of described pcb board (11) is covered with layers of copper (17); The end face of described pcb board (11) is provided with subcircuit structure, described subcircuit structure includes the oscillator sheet (13) that two Central Symmetries are arranged, each oscillator sheet (13) is provided with the isolation channel (14) of multiple hollow out side by side, and each isolation channel (14) both sides are equipped with multiple loading hole (15); Also include oscillator sheet (13) upper end being located at top and below multiple spacer bars (16) of oscillator sheet (13) lower end, the distance between described each spacer bar (16) is 1mm ± 0.5mm;
The outer core that layers of copper (17) connects coaxial cable is connected, and loading hole (15) is connected to the inner core of coaxial cable.
2. a kind of antenna based on the micro-strip oscillator of unipolarity band spacer bar according to claim 1, is characterized in that: described each oscillator sheet (13) is square.
3. a kind of antenna based on the micro-strip oscillator of unipolarity band spacer bar according to claim 2, is characterized in that: the length of side of described each oscillator sheet (13) is 5cm ± 1cm.
4. a kind of antenna based on the micro-strip oscillator of unipolarity band spacer bar according to claim 3, is characterized in that: the diameter of the loading hole (15) of the every side of described each isolation channel (14) is 2mm ± 1mm.
5. a kind of antenna based on the micro-strip oscillator of unipolarity band spacer bar according to claim 4, is characterized in that: the quantity of the loading hole (15) of the every side of described each isolation channel (14) is 12.
6. a kind of antenna based on the micro-strip oscillator of unipolarity band spacer bar according to claim 1, is characterized in that: the width of described isolation channel (14) is 10mm ± 2mm.
7. a kind of antenna based on the micro-strip oscillator of unipolarity band spacer bar according to claim 1, is characterized in that: the thickness of described layers of copper (17) is 2mm ± 1mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410308823.0A CN104064862B (en) | 2014-07-01 | 2014-07-01 | Antenna based on the micro-strip oscillator of unipolarity band spacer bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410308823.0A CN104064862B (en) | 2014-07-01 | 2014-07-01 | Antenna based on the micro-strip oscillator of unipolarity band spacer bar |
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| Publication Number | Publication Date |
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| CN104064862A CN104064862A (en) | 2014-09-24 |
| CN104064862B true CN104064862B (en) | 2016-03-23 |
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| CN201410308823.0A Expired - Fee Related CN104064862B (en) | 2014-07-01 | 2014-07-01 | Antenna based on the micro-strip oscillator of unipolarity band spacer bar |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101170214A (en) * | 2007-11-12 | 2008-04-30 | 杭州电子科技大学 | Dimension reduction low profile rear cavity line polarization antenna |
| CN102299416A (en) * | 2011-06-02 | 2011-12-28 | 厦门大学 | Micro-strip big dipper slot antenna array containing close packing PBG (photonic band gap) and coupling cavity |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002271133A (en) * | 2001-03-09 | 2002-09-20 | Sharp Corp | High-frequency antenna and high-frequency communications equipment |
| US6975276B2 (en) * | 2002-08-30 | 2005-12-13 | Raytheon Company | System and low-loss millimeter-wave cavity-backed antennas with dielectric and air cavities |
| CN2896562Y (en) * | 2006-01-26 | 2007-05-02 | 东南大学 | Antenna with inhibiting external interference characteristic |
| CN201732867U (en) * | 2010-07-27 | 2011-02-02 | 东南大学 | Periodic leaky-wave antenna of substrate integrated waveguide (SIW) based on half module |
| CN101982898A (en) * | 2010-08-24 | 2011-03-02 | 浙江大学 | Millimetre wave planar antenna and array thereof |
| CN203134966U (en) * | 2013-01-04 | 2013-08-14 | 咏业科技股份有限公司 | Microstrip antenna |
| CN103367915B (en) * | 2013-07-10 | 2015-02-25 | 上海大学 | High-conversion-efficiency substrate integrated waveguide slot rectification antenna |
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2014
- 2014-07-01 CN CN201410308823.0A patent/CN104064862B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101170214A (en) * | 2007-11-12 | 2008-04-30 | 杭州电子科技大学 | Dimension reduction low profile rear cavity line polarization antenna |
| CN102299416A (en) * | 2011-06-02 | 2011-12-28 | 厦门大学 | Micro-strip big dipper slot antenna array containing close packing PBG (photonic band gap) and coupling cavity |
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| CN104064862A (en) | 2014-09-24 |
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