CN1845379A - Microstrip antenna array with high gain and wide angle field lobe - Google Patents
Microstrip antenna array with high gain and wide angle field lobe Download PDFInfo
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- CN1845379A CN1845379A CN 200510063879 CN200510063879A CN1845379A CN 1845379 A CN1845379 A CN 1845379A CN 200510063879 CN200510063879 CN 200510063879 CN 200510063879 A CN200510063879 A CN 200510063879A CN 1845379 A CN1845379 A CN 1845379A
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- 238000004891 communication Methods 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 4
- 230000035945 sensitivity Effects 0.000 description 2
- 238000003491 array Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
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Abstract
The invention relates to the technical field of microstrip antennas for communication and navigation positioning, in particular to a microstrip antenna array with high gain and wide angle field lobes. Microstrip metal patch (2) on polyhedron microstrip dielectric plate (1), ground connection plane of reflection (3) and feeder (4) constitute microstrip antenna element (5) to further constitute polyhedron microstrip antenna array, characterized by: the polyhedral microstrip dielectric plate can be designed into any polyhedron with any angle with the bottom surface as required to meet the requirements of high gain and wide angle field lobes. The polyhedral microstrip dielectric slab is characterized in that the polyhedral microstrip dielectric slab can be designed into any polyhedron with any angle with the bottom surface according to the requirement, so that the requirements of high gain and wide-angle field lobes are met. The invention can be used as the receiving and transmitting antenna of various high-frequency and microwave systems. Small volume, low cost and convenient carrying. The antenna is particularly suitable for miniaturized satellite signal receiving and transmitting antennas.
Description
[technical field]
The present invention relates to communicate by letter and the microstrip antenna technical field of navigator fix the microstrip antenna array of particularly a kind of high-gain and wide angle field wave lobe.
[background technology]
In various satellite communications and navigation positioning system, the microstrip antenna array of being made up of the little band media units of monolithic that forms on little band dielectric antenna of monolithic and the media plane plate is widely used.But the little band dielectric antenna of this monolithic battle array in use, and antenna array little band media units of the ratio of gains on certain field wave lobe scope increases, and can not be implemented in and improve gain on the wide angle field wave lobe more equably.In satellite communication, in the navigation positioning system, require in wide angle field wave lobe, to have the high-gain aerial of comparison unanimity.Solution to the problems described above is to use the microstrip antenna array of high-gain of the present invention and wide angle field wave lobe.
[summary of the invention]
In order to realize the microstrip antenna array of high-gain and wide angle field wave lobe, the present invention proposes a kind of method of making the antenna array of high-gain and wide angle field wave lobe.
To achieve the object of the present invention, the technical solution adopted in the present invention is: by forming microstrip antenna array on polyhedral little band dielectric-slab.Gain and field wave lobe by considering required antenna array design polyhedral structure, and for example antenna array is designed to mesa shape, can make antenna array 3dB field wave lobe near or greater than 180 the degree.It is polyhedron-shaped that antenna array is designed to sphere, can make antenna array 3dB field wave lobe near 360 degree.
This polyhedron microstrip antenna array that can be used for high-gain and wide angle field wave lobe, by forming little band metal patch 2 on polyhedral little band dielectric-slab 1, ground connection reflecting surface 3 and feeder line 4 constitute microband antenna unit 5, thereby further form antenna array.As reception antenna, it is synthetic that the signal that this antenna receives each microband antenna unit 5 through one section feeder line 4 and signal synthesizer 6 carries out signal.As transmitting antenna, the signal that this antenna comes out transmitter through a signal power distributor 7 is assigned to each microband antenna unit 5 and launches through one section feeder line 4.
The obvious characteristics and the advantage of this antenna array are: can design little band dielectric-slab structure and bottom surface arbitrary polyhedron at any angle as required, satisfy the requirement of high-gain and wide angle field wave lobe.Here by the microband antenna unit 5 that forms on polyhedral little band dielectric-slab 1 in the microstrip antenna array, can be that single layer substrate also can be the various dielectric antennas unit that multilager base plate forms.By little band dielectric antenna battle array that polyhedron constitutes, can be the sphere polyhedron, the 3dB field wave lobe of integrated antenna forms and surpasses 180 degree, for example comprehensive antenna array of approximate 360 degree.
In order to improve the sensitivity of whole receiver system, for connecting additional low noise amplifier 8 behind each microband antenna unit 5 in the little band dielectric antenna battle array that receives usefulness, signal amplifies through each low noise amplifier, enters into signal synthesizer 6, carries out signal and synthesizes.Equally, in order to improve the efficient of whole transmitter, for connecting secondary power amplifier 9, the signal that transmitter distributes behind each microband antenna unit 5 in little band dielectric antenna battle array of emission usefulness, after each power amplifier 9 amplifies, be transmitted into the space through antenna.
By the little band metal patch (2) on polyhedral little band dielectric-slab (1), ground connection reflecting surface (3) and feeder line (4) constitute microband antenna unit (5), thereby further form the polyhedron microstrip antenna array, as reception antenna, it is synthetic that the signal that this antenna receives each microband antenna unit (5) through one section feeder line (4) and signal synthesizer (6) carries out signal.
By the little band metal patch (2) on polyhedral little band dielectric-slab (1), ground connection reflecting surface (3) and feeder line (4) constitute microband antenna unit (5), thereby further form the polyhedron microstrip antenna array, as transmitting antenna, the signal that this antenna comes out transmitter through a signal power distributor (7) is assigned to each microband antenna unit (5) and launches through one section feeder line (4).
From the angle of broad sense more, on polyhedral little band dielectric-slab, constitute on each face body in the antenna array by little band dielectric antenna unit 5 and can comprise little band dielectric antenna unit more than, a plurality of little band dielectric antenna unit combination in this plane body can be considered to a sub-antenna array in the microstrip antenna array.This sub antenna battle array can improve the antenna gain on this face body.Because operating frequency and frequency range by polyhedral little band dielectric antenna unit in the sub antenna battle array can be identical, also can be different.Thereby the physical dimension of each little band dielectric antenna unit 5 of designing can be identical, also can be different.And then the frequency band of microstrip antenna array can become broadband or multiband antenna arrays.
With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, being described as follows of this microstrip antenna array each several part:
(1). little band dielectric-slab 1
(2). little band metal patch 2
(3). ground connection reflecting surface 3
(4). feeder line 4: be connected usefulness between little band metal patch 2 and the signal synthesizer 6, or be connected usefulness between little band metal patch 2 and the low noise amplifier 8.
(5). microband antenna unit 5
(6). signal synthesizer 6: can be the signal synthesizer of microstrip structure, also can be the signal synthesizer of waveguiding structure.
(7). signal power distributor 7: can be the signal power distributor of microstrip structure, also can be the power divider of waveguiding structure.
(8). low noise amplifier 8
(9). power amplifier 9
(10). feeder line 10: low noise amplifier 8 and signal synthesizer 6 between be connected usefulness, or be connected usefulness between power amplifier 9 and the signal power distributor 7.
[beneficial effect of the invention]
Because the present invention utilizes the polyhedron dielectric-slab to constitute microstrip antenna array, the flexibility of the design of polyhedral angle, so the present invention has the following advantages:
A. antenna array has wide angle field wave lobe.
B. realize the high-gain of wide angle field wave lobe scope.
C. cooperate receiver, can improve receiver on wide angle field wave lobe, the sensitivity of all directions.
D. cooperate transmitter, can improve transmitter on wide angle field wave lobe, the radiation of power of all directions.
E. be fit to satellite communication, the application of satellite navigation location transceiver.
[description of drawings]
Fig. 1 is a microstrip antenna array shape schematic diagram of the present invention.
Fig. 2 is the structural representation of the microband antenna unit in the polyhedron microstrip antenna array of the present invention.
Fig. 3 is the signal composite diagram of polyhedron microstrip antenna array of the present invention during as reception antenna.
Fig. 4 is the signal power figure of polyhedron microstrip antenna array of the present invention during as transmitting antenna.
Fig. 5 is before and after the invention process, the schematic diagram of antenna pattern.
Fig. 6 is that each microband antenna unit 5 in little band medium receiving antenna array cooperates each low noise amplifier 8 to amplify, and carries out the synthetic schematic diagram of signal.
Fig. 7 is that each microband antenna unit 5 can connect secondary power amplifier 9 in little band medium receiving antenna array, is transmitted into the space schematic diagram through antenna.
Fig. 8 is with the vertical microstrip antenna array sectional view of 4 body cone microband antenna units among Fig. 15.
[embodiment]
The invention discloses a kind of can be used for communication, the high-gain of navigator fix and the antenna array of wide angle field wave lobe, it is included in by forming little band dielectric antenna battle array on polyhedral little band dielectric-slab, and it is synthetic that the signal that each microstrip antenna is received through a signal power synthesizer carries out signal.Be characterized in that polyhedral little band dielectric-slab can be designed as and bottom surface arbitrary polyhedron at any angle as required, satisfies the requirement of high-gain and wide field lobe.
See also Fig. 1, this is the present invention, i.e. 4 microstrip antenna array shape schematic diagrames that the body cone is an example.
This antenna comprises: by the little band metal patch (2) on polyhedral little band dielectric-slab (1), ground connection reflecting surface (3) and feeder line (4) constitute microband antenna unit (5), thereby further form the polyhedron microstrip antenna array, it is characterized in that: polyhedral little band dielectric-slab can be designed as and bottom surface arbitrary polyhedron at any angle as required, satisfies the requirement of high-gain and wide angle field wave lobe.
Fig. 2 is the structural representation of the microband antenna unit in the polyhedron microstrip antenna array of the present invention.
Fig. 3 is a polyhedron microstrip antenna array of the present invention during as reception antenna, the example of the signal composition principle figure of each microband antenna unit.
Fig. 4 is a polyhedron microstrip antenna array of the present invention during as transmitting antenna, the example of the signal power distribution principle figure of each microband antenna unit.
Fig. 5 is before and after the invention process, the example of the schematic diagram of antenna pattern.Wherein before Fig. 5 (a) the invention process, the example of the antenna pattern of a microband antenna unit.3dB field wave lobe in the antenna pattern of a microband antenna unit is narrow as can be seen.After Fig. 5 (b) the invention process, the example of the antenna pattern of the microstrip antenna array of four sides vertebral body structure.3dB field wave lobe in the antenna pattern of antenna array is wide more many than the 3dB field wave lobe of a microband antenna unit as can be seen.
Here with the reception antenna example and with reference to Fig. 6, the signal that the microband antenna unit 5 of this microstrip antenna array receives is through one section feeder line 4, deliver in the low noise amplifier 8 and amplify, and the signal that each microband antenna unit 5 is received is synthesized together through signal synthesizer 6.
Fig. 7 is that each microband antenna unit 5 can connect secondary power amplifier 9 in little band medium receiving antenna array, and the signal that transmitter distributes after each power amplifier 9 amplifies, is transmitted into the space schematic diagram through antenna.
Fig. 8 is to be example with 4 body cones among Fig. 1, the microstrip antenna array sectional view vertical with microband antenna unit 5.This polyhedron microstrip antenna array that can be used for high-gain and wide angle field wave lobe, by forming little band metal patch 2 on polyhedral little band dielectric-slab 1, the microband antenna unit 5 that ground connection reflecting surface 3 and feeder line 4 constitute shown in Fig. 2 integral body, thus antenna array further formed.
The present invention can be used as various high frequencies and the microwave system dual-mode antenna uses.Volume is little, and cost is low, and is easy to carry.The satellite-signal dual-mode antenna that is particularly useful for miniaturization.
Especially can be used for various satellite communications and navigation positioning system.
Claims (10)
1. microstrip antenna array that can be used for high-gain and wide angle field wave lobe, this antenna comprises: by the little band metal patch (2) on polyhedral little band dielectric-slab (1), ground connection reflecting surface (3) and feeder line (4) constitute microband antenna unit (5), thereby further form the polyhedron microstrip antenna array, it is characterized in that: polyhedral little band dielectric-slab can be designed as and bottom surface arbitrary polyhedron at any angle as required, satisfies the requirement of high-gain and wide angle field wave lobe.
2. the microstrip antenna array of high-gain according to claim 1 and wide angle field wave lobe is characterized in that: the microband antenna unit in the polyhedron microstrip antenna array (5) can be that single layer substrate also can be the various dielectric antennas unit that multilager base plate forms.
3. the microstrip antenna array of high-gain according to claim 1 and 2 and wide angle field wave lobe, it is characterized in that: the shape of polyhedron microstrip antenna array, can be the sphere polyhedron, the field wave lobe of integrated antenna forms and surpasses 180 degree, the comprehensive antenna array of approximate 360 degree.
4. according to claim 1, the microstrip antenna array of 2 or 3 described high-gains and wide angle field wave lobe, it is characterized in that: for connecting additional low noise amplifier (8) behind each microband antenna unit (5) in the microstrip antenna array that receives usefulness, signal amplifies through each low noise amplifier, enter into signal synthesizer (6), carry out signal and synthesize.
5. according to claim 1,2, the microstrip antenna array of 3 or 4 described high-gains and wide angle field wave lobe, be characterised in that: for connecting secondary power amplifier (9) behind each microband antenna unit (5) in the microstrip antenna array of emission usefulness, the signal that transmitter distributes, after each power amplifier amplifies, be transmitted into the space through antenna.
6. according to claim 1, the microstrip antenna array of 2,3,4 or 5 described high-gains and wide angle field wave lobe is characterised in that: can comprise little band dielectric antenna unit more than on each the face body in the polyhedron microstrip antenna array.A plurality of little band dielectric antenna unit combination in this plane body can be considered to a sub-antenna array in the microstrip antenna array.
7. according to claim 1,2,3,4, the microstrip antenna array of 5 or 6 described high-gains and wide angle field wave lobe is characterised in that: the operating frequency and the frequency range of the little band dielectric antenna unit in the polyhedron microstrip antenna array can be identical, also can be different.
8. according to claim 1, the microstrip antenna array of 2,3,4,5,6 or 7 described high-gains and wide angle field wave lobe is characterised in that: the physical dimension of the little band dielectric antenna of each in polyhedron microstrip antenna array unit 5 can be identical, also can be different.
9. reception antenna, it is characterized in that: this antenna comprises: by the little band metal patch (2) on polyhedral little band dielectric-slab (1), ground connection reflecting surface (3) and feeder line (4) constitute microband antenna unit (5), thereby further form the polyhedron microstrip antenna array, it is synthetic that the signal that this antenna receives each microband antenna unit (5) through one section feeder line (4) and signal synthesizer (6) carries out signal.
10. transmitting antenna, it is characterized in that: this antenna comprises: by the little band metal patch (2) on polyhedral little band dielectric-slab (1), ground connection reflecting surface (3) and feeder line (4) constitute microband antenna unit (5), thereby further form the polyhedron microstrip antenna array, the signal that this antenna comes out transmitter through a signal power distributor (7) is assigned to each microband antenna unit (5) and launches through one section feeder line (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510063879 CN1845379A (en) | 2005-04-08 | 2005-04-08 | Microstrip antenna array with high gain and wide angle field lobe |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510063879 CN1845379A (en) | 2005-04-08 | 2005-04-08 | Microstrip antenna array with high gain and wide angle field lobe |
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| Publication Number | Publication Date |
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| CN1845379A true CN1845379A (en) | 2006-10-11 |
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| CN 200510063879 Pending CN1845379A (en) | 2005-04-08 | 2005-04-08 | Microstrip antenna array with high gain and wide angle field lobe |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101556623B (en) * | 2008-04-09 | 2010-07-21 | 中国科学院微电子研究所 | Method for manufacturing 2 x 2 single-sided double-fin linear array based on square waveguide |
| CN102255619A (en) * | 2011-04-22 | 2011-11-23 | 中北大学 | Radio beacon machine |
| CN102262219A (en) * | 2011-04-22 | 2011-11-30 | 中北大学 | Wireless beacon device |
| CN101552380B (en) * | 2009-05-12 | 2012-10-17 | 北京握奇数据系统有限公司 | A microstrip array antenna |
| CN102760941A (en) * | 2011-04-29 | 2012-10-31 | 深圳光启高等理工研究院 | Metamaterial radio frequency antenna with multiple layers of substrates and making method thereof |
| WO2012145995A1 (en) * | 2011-04-29 | 2012-11-01 | 深圳光启高等理工研究院 | Radio frequency antenna |
| CN102891358A (en) * | 2011-07-19 | 2013-01-23 | 深圳光启高等理工研究院 | Radio frequency antenna |
| CN104901024A (en) * | 2015-03-25 | 2015-09-09 | 康凯科技（杭州）有限公司 | Multi-mode conical antenna system applied to WIFI |
| CN104916923A (en) * | 2015-05-28 | 2015-09-16 | 冯赵 | Antenna with four antenna elements |
| CN106654511A (en) * | 2016-11-17 | 2017-05-10 | 西安空间无线电技术研究所 | Small-sized transceiving shared broad-wave-beam coverage antenna |
| CN110970736A (en) * | 2019-12-02 | 2020-04-07 | 东软睿驰汽车技术（沈阳）有限公司 | Microstrip antenna array |
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2005
- 2005-04-08 CN CN 200510063879 patent/CN1845379A/en active Pending
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101556623B (en) * | 2008-04-09 | 2010-07-21 | 中国科学院微电子研究所 | Method for manufacturing 2 x 2 single-sided double-fin linear array based on square waveguide |
| CN101552380B (en) * | 2009-05-12 | 2012-10-17 | 北京握奇数据系统有限公司 | A microstrip array antenna |
| CN102255619A (en) * | 2011-04-22 | 2011-11-23 | 中北大学 | Radio beacon machine |
| CN102262219A (en) * | 2011-04-22 | 2011-11-30 | 中北大学 | Wireless beacon device |
| CN102760941B (en) * | 2011-04-29 | 2015-11-18 | 深圳光启高等理工研究院 | A kind of radiofrequency antenna made of metamaterial with multi layer substrate and preparation method thereof |
| CN102760941A (en) * | 2011-04-29 | 2012-10-31 | 深圳光启高等理工研究院 | Metamaterial radio frequency antenna with multiple layers of substrates and making method thereof |
| WO2012145995A1 (en) * | 2011-04-29 | 2012-11-01 | 深圳光启高等理工研究院 | Radio frequency antenna |
| TWI511373B (en) * | 2011-04-29 | 2015-12-01 | Kuang Chi Intelligent Photonic Technology Ltd | Radio frequency antenna |
| CN102891358A (en) * | 2011-07-19 | 2013-01-23 | 深圳光启高等理工研究院 | Radio frequency antenna |
| CN102891358B (en) * | 2011-07-19 | 2015-08-05 | 深圳光启智能光子技术有限公司 | A kind of radio-frequency antenna |
| CN104901024A (en) * | 2015-03-25 | 2015-09-09 | 康凯科技（杭州）有限公司 | Multi-mode conical antenna system applied to WIFI |
| CN104901024B (en) * | 2015-03-25 | 2017-11-07 | 康凯科技（杭州）股份有限公司 | Applied to the multi-mode conical antenna system in WIFI |
| CN104916923A (en) * | 2015-05-28 | 2015-09-16 | 冯赵 | Antenna with four antenna elements |
| CN106654511A (en) * | 2016-11-17 | 2017-05-10 | 西安空间无线电技术研究所 | Small-sized transceiving shared broad-wave-beam coverage antenna |
| CN106654511B (en) * | 2016-11-17 | 2019-02-19 | 西安空间无线电技术研究所 | A kind of miniaturization transmit-receive sharing broad beam covering antenna |
| CN110970736A (en) * | 2019-12-02 | 2020-04-07 | 东软睿驰汽车技术（沈阳）有限公司 | Microstrip antenna array |
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Open date: 20061011 |