CN104037504B - A kind of trumpet type low section wide band high-gain antenna - Google Patents
A kind of trumpet type low section wide band high-gain antenna Download PDFInfo
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Abstract
A kind of trumpet type low section wide band high-gain antenna, includes metal base plate, metal side plate, feed waveguide, support, top layer dielectric-slab and underlying dielectric plate；This metal side plate base be connected with metal base plate neighboring composition horn-like；This top layer dielectric-slab and underlying dielectric plate by support supporting and fixing above metal base plate, this top layer dielectric-slab is that monolayer is constituted or at least two layer medium plate is constituted away from superposition continuously, and this underlying dielectric plate also constitutes for monolayer or at least two layer medium plate is constituted away from superposition continuously；A certain size feed gaps mouth is also had, this feed gaps mouth just bottom surface to underlying dielectric plate in the middle of this metal base plate.The Fabry Perot resonator that the present invention is constituted can have high-gain, broadband, small size, simple in construction, debugging convenience and low cost and other advantages at wider frequency band interior resonance, have the highest use value and promotional value.
Description
Technical field
The invention belongs to antenna works technical field, relate to the low section wide band high-gain antenna of a kind of novelty,
Apply at microwave/millimeter wave section communication equipments such as mobile communication, satellite communication, radars.
Background technology
The fast development of the technology such as Modern wireless communication, radar and electronic countermeasure, and electronic equipment is for sky
The linearly requirements at the higher level of energy；Miniaturization, low section, broadband, high-gain and to be easily integrated be that modern antennas sets
The main feature of meter.Fabry-Perot cavity antenna has high-gain, Sidelobe, volume is little, easily process
Etc. advantage, compared with equal performance microstrip antenna array, it is to avoid the complicated feed network of designing antenna battle array,
Gradually receive significant attention on design high-gain low profile antenna, its compared to traditional high-gain aerial (as
Reflector antenna and array antenna etc.), there is certain advantage.
Alexopoulos and Jackson proposed certain altitude on miniature antenna and loads covering plate equal to 1984,
The directivity of miniature antenna can be significantly improved；Then they are by high-k and the multilayer acoustical panel of pcrmeability
Overlap and be placed on printed antenna, improve gain with this；1999, Trevenot etc. was by one two-dimensional medium
Drilling hole type electro-magnetic bandgap (EBG-electromagnetic band gap) structure, as reflective patch, improves
The gain of antenna, and can well suppress the generation of surface wave；Widely studied along with EBG structure,
Broadband, multiband, the Fabry-Perot resonant antenna of Miniaturization high-gain is made to have obtained faster development.
Making a general survey of domestic market, the product finding of Fabry-Perot resonant antenna is few, there is not same type relatively
Ripe antenna product.It addition, traditional cavity antenna, when being in upper operational frequency limit, can be due to
There is reverse-phase at cavity upper surface in leaky wave signal, makes leaky wave phase place inversely add in antenna normal orientation,
So reducing the gain of antenna, minor level raises, and depression occurs in main lobe upper end.
Summary of the invention
Present invention is primarily targeted at and provide a kind of low section, broadband, high-gain and the loudspeaker of easily assembling
Type low section wide band high-gain antenna, belongs to Fabry-Perot cavity antenna, for microwave and millimeter wave
Wireless communication system or satellite communication.
The present invention adopts the following technical scheme that
A kind of trumpet type low section wide band high-gain antenna, it is characterised in that: include metal base plate, metal
Side plate, feed waveguide, support, top layer dielectric-slab and underlying dielectric plate；This metal side plate base and metal bottom
The connected composition in plate neighboring is horn-like；This top layer dielectric-slab and underlying dielectric plate by support supporting and fixing in metal
Above base plate, this top layer dielectric-slab is that monolayer is constituted or at least two layer medium plate is constituted away from superposition continuously, this end
Layer dielectric-slab also constitutes for monolayer or at least two layer medium plate is constituted away from superposition continuously；In the middle of this metal base plate also
Have a certain size feed gaps mouth, this feed gaps mouth just bottom surface to underlying dielectric plate.
Preferably, the apical side height of described top layer dielectric-slab bottom surface distance underlying dielectric plate is less than minimum work frequency
The quarter-wave of rate, is filled with air or foamed materials between this top layer dielectric-slab and underlying dielectric plate.
Preferably, described metal base plate is circular and constitutes circular horn structure to increase antenna with metal side plate
Gain.
Preferably, described metal base plate is rectangle and constitutes rectangular horn structure to increase antenna with metal side plate
Gain.
Preferably, described underlying dielectric plate bottom surface and metallic reflection flat board end face be smaller than minimum work frequency
/ 2nd wavelength of rate, are filled with air or bubble between described metal base plate end face and underlying dielectric plate bottom surface
Foam material.
Preferably, the trumpet-shaped height that described metal base plate and metal side plate are constituted, and top layer dielectric-slab
The upper surface distance away from metal base plate, is 1-1.5 times of lowest operating frequency wavelength.
Preferably, the size of described top layer dielectric-slab equals to or more than underlying dielectric board size；Top layer dielectric-slab
With the diameter of underlying dielectric plate or the length of side is lowest operating frequency wavelength 1.3-2.0 times.
Preferably, also including feed waveguide, this feed waveguide is coupled to antenna by described feed gaps mouth
Feed, this feed gaps mouth is provided with metallic membrane to carry out impedance matching.
Preferably, the feed at described feed gaps mouth can pass through microband paste miniature antenna or the little sky of L-type monopole
Line substitutes.
Preferably, described support includes two connection straps and four spikes, and this two connection strap is individually fixed in institute
State top layer dielectric-slab periphery and underlying dielectric plate periphery, between this two connection strap, be additionally provided with connecting plate, these four
Spike one end is fixing with connection strap to be connected, and the other end is fixed on described metal base plate and metal side plate junction
(PLSCONFM or supplementary.
From the above-mentioned description of this invention, compared with prior art, there is advantages that
Present invention principle based on Fabry-Perot resonator, designs and can be applicable to microwave and millimeter wave wave band
Low section wide band high-gain antenna, bandwidth range reaches more than 40%, and in band, gain is 19-23dBi.This
Inventing the size by reducing top layer dielectric-slab and underlying dielectric plate, diameter or the length of side of dielectric-slab are about 1.3-2
Individual lowest operating frequency wavelength, with reduce such antenna frequency raise after, leaky wave phase place is in normal orientation
The phenomenon of the reverse-phase superposition occurred, improves the main lobe depression occurred because of reverse-phase, gain reduction
Situation, while enabling the antenna to further broadening bandwidth, maintains gain the most constant in certain scope.
The present invention meets that modern antennas size is little, simple in construction, be prone to adjustment and installation, stable performance, be prone to collection
The requirement of one-tenthization design, has preferable market application foreground.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of Double Circle layer circular horn molded breadth band high-gain aerial of the present invention；
Fig. 2 is the overall structure side view of Double Circle layer circular horn molded breadth band high-gain aerial of the present invention；
Fig. 3 is the trumpet type metal base plate in Double Circle layer circular horn molded breadth band high-gain aerial of the present invention and gold
Belong to the top view of side plate；
Fig. 4 is Double Circle layer circular horn molded breadth band high-gain aerial medium-height trestle upward view of the present invention；
Fig. 5 is double square layer circular horn molded breadth band high-gain aerial three-dimensional structure diagram of the present invention；
Fig. 6 is Double Circle layer rectangular horn molded breadth band high-gain aerial three-dimensional structure diagram of the present invention；
Fig. 7 is double square layer rectangular horn molded breadth band high-gain aerial three-dimensional structure diagram of the present invention；
Fig. 8 is the reflection coefficient signal of Double Circle layer circular horn molded breadth band high-gain aerial Case Simulation of the present invention
Figure；
Fig. 9 is the gain schematic diagram of Double Circle layer circular horn molded breadth band high-gain aerial Case Simulation of the present invention；
Figure 10 be Double Circle layer circular horn molded breadth band high-gain aerial Case Simulation of the present invention obtain 30GHz,
The E face directional diagram of 35GHz, 40GHz, 44GHz；
Wherein: 1 is metal side plate, 2 is support, and 3 is feed gaps mouth, and 4 is top layer dielectric-slab, and 5 is
One underlying dielectric plate, 6 is the second underlying dielectric plate, and 7 is feed waveguide, and 8 is metal base plate.
Detailed description of the invention
Below by way of detailed description of the invention, the invention will be further described.
1 to Fig. 7 referring to the drawings, one trumpet type of the present invention low section wide band high-gain antenna, its structure is similar to
In parabolic reflector surface antenna, including: metal side plate 1, metal base plate 8, support 2, feed gaps mouth 3,
Feed waveguide 7, top layer dielectric-slab 4 and underlying dielectric plate.This metal side plate 1 base and metal base plate 8 neighboring
Being connected, it is horn-like to constitute.This top layer dielectric-slab 4 and underlying dielectric plate by support 2 supporting and fixing on metal base plate 8
Side, support 2 includes two connection straps and four spikes for metal rack, and this two connection strap is individually fixed in top layer
Dielectric-slab 4 periphery and underlying dielectric plate periphery, be additionally provided with connecting plate between this two connection strap, these four spikes
One end is fixing with connection strap to be connected, and the other end is fixed on described metal base plate 8 and metal side plate 1 junction.?
Also having a certain size feed gaps mouth 3 in the middle of metal base plate 8, this feed gaps mouth 3 is just to underlying dielectric plate
Bottom surface.This feed waveguide 7 is coupled to antenna by feed gaps mouth 3 and feeds, and this feed gaps mouth 3 is provided with gold
Belong to diaphragm to carry out impedance matching.Feed at feed gaps mouth 3 is also by microband paste miniature antenna or L-type
Monopole miniature antenna substitutes.
This top layer dielectric-slab 4 is constituted for monolayer or at least two layer medium plate is constituted away from superposition continuously, and this bottom is situated between
Scutum also constitutes for monolayer or at least two layer medium plate is constituted away from superposition continuously, and top layer dielectric-slab 4 and by many
Dielectric constant between the underlying dielectric plate that individual dielectric-slab is constituted may be the same or different.For by multilayer acoustical panel
The top layer dielectric-slab 4 continuously constituted away from superposition, its multilayer acoustical panel is same size；For by multilayer dielectricity
The underlying dielectric plate that plate is constituted away from superposition continuously, its multilayer acoustical panel is also same size, and top layer medium
The size of plate 4 equal to or more than underlying dielectric board size, top layer dielectric-slab 4 and the diameter of underlying dielectric plate or
The length of side is 1.3-2.0 times of lowest operating frequency wavelength, so can expand Fabry-Perot resonance further
The bandwidth of operation of chamber antenna.It addition, the apical side height of top layer dielectric-slab 4 bottom surface distance underlying dielectric plate is less than
The quarter-wave of lowest operating frequency, is filled with air between this top layer dielectric-slab 4 and underlying dielectric plate
Or foamed materials.
Metal base plate 8 can be circular or rectangle, and constitutes circular horn structure or square horn structure with metal side plate 1
To increase the gain of antenna.It addition, being smaller than of underlying dielectric plate bottom surface and metallic reflection flat board end face
/ 2nd wavelength of low operating frequency, are filled with air between metal base plate 8 end face and underlying dielectric plate bottom surface
Or foamed materials.The trumpet-shaped height that metal base plate 8 and metal side plate 1 are constituted, and on top layer dielectric-slab 4
The surface distance away from metal base plate 8, is 1-1.5 times of lowest operating frequency wavelength.The radius of metal base plate
When 1.5-2 lowest operating frequency wavelength, antenna gain can be made to reach optimum efficiency.
With reference to Fig. 2, for the specific embodiment one of the present invention, for Double Circle layer circular horn molded breadth band high-gain aerial
I.e. metal base plate 8, top layer dielectric-slab 4 and underlying dielectric plate is circle.Its overall antennas height H=11.5mm
(about 1.15 λ of lowest operating frequency 30GHz), wherein top layer dielectric-slab 4 bottom surface distance metal base plate 8
Height be h4=10.045mm (about 1 λ), diameter value is R1=19mm, and dielectric-slab uses ARLON
AD1000L05055, dielectric constant is 10.2-10.5, and thickness (h3) is 1.27mm；Top layer dielectric-slab 4
And air distance h2=2.6mm between underlying dielectric plate 5.Underlying dielectric plate by two layer medium plate continuously away from heap
Folded composition, including the first underlying dielectric plate 5 and the second underlying dielectric plate 6, employing is ARLON respectively
CLTE-XT04011 (dielectric constant is 2.94, and thickness is 1.04mm) and ARLONAD1000L02511 (is situated between
Electric constant is 10.2-10.5, and thickness is 0.635mm), wherein the first underlying dielectric plate 5 uses ARLON
CLTE-XT04011 upper, the second underlying dielectric plate 6 use AD1000L02511 under, this two underlying dielectric
Board diameter R2 is 13.5mm.Second underlying dielectric plate 6 then with the first underlying dielectric plate 5 is seamless be close to together with,
Second underlying dielectric plate 6 bottom surface distance metal base plate 8 height h1=4.6mm, the chi of the second underlying dielectric plate 6
Very little size is consistent with the first underlying dielectric plate 5.
Fig. 3 is trumpet type metal base plate 8 and the top view of metallic sides of Fig. 2 embodiment, middle feed
The a length of Ld=4mm of slit aperture 3, a width of Wd=2mm.The diameter Rs=28mm of circular metal base plate 8, metal side
The a diameter of R=47.4mm of outer circle diameter that plate 1 upper end surrounds.Feed waveguide 7 uses standard WG28 rectangular waveguide,
Waveguide internal diameter is 7.112mm × 3.556mm.Feeding classification can also be with the paster antenna of same effect and electronically small antenna
Deng replacement.Fig. 4 intuitively shows the overall structure of metal rack.
Dielectric-slab that the Fabry-Perot cavity antenna that the present invention relates to is suspended by multilamellar, by circular or square
Reflecting plate and feed waveguide 7 that shape trumpet type metal base plate 8 and metal side plate 1 are constituted form.According to
The principle of Fabry-Perot resonator, by suitably choosing height and the medium parameter of suspension dielectric-slab, when
Feed waveguide 7 when antenna feeds, can be made underlying dielectric plate by the feed gaps mouth 3 on metal base plate 8
Reflected phase rises with the rising of particular job frequency so that resonator can produce in required wider frequency section
Resonance or be in resonant condition；When feed waveguide 7 is fed to antenna by the feed gaps mouth 3 of metal base plate 8
Time, antenna just can be made in wider frequency range to produce high-gain.
The bandwidth of operation of the millimeter wave broadband high-gain aerial example that the present invention provides at S11 <-10dB is
30-45GHz, relative bandwidth reaches 40%, gain 19-23dBi in band.Concrete principle is as follows: feed waveguide
7 couple radiated electromagnetic wave by the feed gaps mouth 3 of metal base plate 8, and electromagnetic wave is at top layer dielectric-slab 4 and the end
Through multiple reflections and transmission in the resonator cavity constituted between layer dielectric-slab 5 and metal base plate 8, energy is from just
Top layer dielectric-slab 4 upper surface resonant cavity cavity outer opening is to space radiation.So, in working frequency range
The leaky wave signal of top layer dielectric-slab 4 surface delivery, at the normal orientation in-phase stacking of antenna, forms high-gain；
And the metal side plate 1 constituting trumpet type is concentrated the reflection of electromagnetic wave of resonant cavity outer opening radiation further
In antenna normal orientation, increase the gain of antenna.
The present invention by reducing the size of top layer dielectric-slab 4 and underlying dielectric plate, straight by the dielectric-slab of two-layer
Footpath or the length of side are set to about 1.3-2 wavelength, with reduce such antenna frequency raise after, leaky wave phase place exists
The phenomenon of the reverse-phase superposition occurred in normal orientation, improves the main lobe depression occurred because of reverse-phase,
The situation of gain reduction, while enabling the antenna to further broadening bandwidth, maintains gain in certain scope
The most constant.Add metal side plate 1 further, make former Fabry-Perot resonant antenna gain improve about 3dB.
Fig. 8 is the artificial reflections coefficient curve that the present invention is directed to Fig. 2 embodiment, can observe inventive antenna
Reflection coefficient S in the range of frequency 30GHz-45GHz11All maintaining less than under-10dB, opposite band is roomy
In 40%, it is achieved the feature that antenna operating band is wide.
Fig. 9 is the simulated gain curve that the present invention is directed to Fig. 2 antenna, in the range of working frequency range, antenna
Gain is 20-23dBi.
Figure 10 is the direction, E face that the present invention is directed to Fig. 2 embodiment antenna at 30GHz, 35GHz and 40GHz
Figure, observable goes out antenna directional diagram in operating frequency range and substantially keeps consistent.
Fig. 5 to Fig. 6 is respectively the antenna structure of other embodiments of the present invention, and its primary structure is real with Fig. 2
Execute example identical, also include that the first underlying dielectric plate 5 and the second underlying dielectric plate 6, difference are that Fig. 5 is double squares
(i.e. metal base plate 8 is circular to shape layer circular horn molded breadth band high-gain aerial, and top layer dielectric-slab 4 and bottom are situated between
Scutum is rectangle)；Fig. 6 is Double Circle layer rectangular horn molded breadth band high-gain aerial (top layer dielectric-slab 4 He
Underlying dielectric plate is circular, and metal base plate 8 is rectangle)；Fig. 7 is that double square layer rectangular horn molded breadth band height increases
Benefit antenna (metal base plate 8, top layer dielectric-slab 4 and underlying dielectric plate are rectangle).
Although the top layer dielectric-slab 4 of inventive antenna or underlying dielectric plate all can be by different Jie of single or multiple lift
Scutum is constituted without pitch stacking.But the present invention enumerates the explanation of antenna and example is all based on two-layer and is divided by air
The structure of the dielectric-slab separated is carried out.It is emphasized that this does not constitute the restriction to inventive antenna.
Monolayer or three layers of dielectric-slab even more multilamellar have the similar sky of the dielectric-slab structure at air or foam interval
Line, every layer of dielectric-slab can be made up of without pitch stacking the dielectric-slab that single or multiple lift is different, equally in the present invention
Within the protection of application.
Above are only the detailed description of the invention of the present invention, but the design concept of the present invention is not limited thereto, all
Utilize this design that the present invention carries out the change of unsubstantiality, the row invading scope all should be belonged to
For.
Claims (10)
1. a trumpet type low section wide band high-gain antenna, it is characterised in that: include metal base plate,
Metal side plate, feed waveguide, support, top layer dielectric-slab and underlying dielectric plate；This metal side plate base and gold
Belong to the connected composition in base plate neighboring horn-like；This top layer dielectric-slab and underlying dielectric plate by support supporting and fixing in
Above metal base plate, this top layer dielectric-slab is that monolayer is constituted or at least two layer medium plate is constituted away from superposition continuously,
This underlying dielectric plate also constitutes for monolayer or at least two layer medium plate is constituted away from superposition continuously；In this metal base plate
Between also have a certain size feed gaps mouth, this feed gaps mouth just bottom surface to underlying dielectric plate, this feedback
Electric waveguide is coupled to antenna by this feed gaps mouth and feeds.
A kind of trumpet type low section wide band high-gain antenna the most according to claim 1, it is characterised in that:
The apical side height of described top layer dielectric-slab bottom surface distance underlying dielectric plate is less than 1/4th of lowest operating frequency
Wavelength, is filled with air or foamed materials between this top layer dielectric-slab and underlying dielectric plate.
A kind of trumpet type low section wide band high-gain antenna the most according to claim 1, it is characterised in that:
Described metal base plate is circular and constitutes circular horn structure to increase the gain of antenna with metal side plate.
4. a kind of trumpet type low section wide band high-gain antenna as claimed in claim 1, it is characterised in that:
Described metal base plate is rectangle and constitutes rectangular horn structure to increase the gain of antenna with metal side plate.
A kind of trumpet type low section wide band high-gain antenna the most according to claim 1, it is characterised in that:
Described underlying dielectric plate bottom surface is smaller than 1/2nd of lowest operating frequency with metallic reflection flat board end face
Wavelength, is filled with air or foamed materials between described metal base plate end face and underlying dielectric plate bottom surface.
A kind of trumpet type low section wide band high-gain antenna the most according to claim 1, it is characterised in that:
The trumpet-shaped height that described metal base plate and metal side plate are constituted, and top layer dielectric-slab upper surface is away from metal
The distance of base plate, is 1-1.5 times of lowest operating frequency wavelength.
A kind of trumpet type low section wide band high-gain antenna the most according to claim 1, it is characterised in that:
The size of described top layer dielectric-slab equals to or more than underlying dielectric board size；Top layer dielectric-slab and underlying dielectric plate
Diameter or the length of side is lowest operating frequency wavelength 1.3-2.0 times.
A kind of trumpet type low section wide band high-gain antenna the most according to claim 1, it is characterised in that:
Described feed gaps mouth is provided with metallic membrane to carry out impedance matching.
A kind of trumpet type low section wide band high-gain antenna the most according to claim 1, it is characterised in that:
Feed at described feed gaps mouth can be substituted by microband paste miniature antenna or L-type monopole miniature antenna.
A kind of trumpet type low section wide band high-gain antenna the most according to claim 1, it is characterised in that:
Described support includes two connection straps and four spikes, and this two connection strap is individually fixed in described top layer dielectric-slab
Periphery and underlying dielectric plate periphery, be additionally provided with connecting plate between this two connection strap, these four spike one end with
Connection strap is fixing to be connected, and the other end is fixed on described metal base plate and metal side plate junction.
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| CN201410263509.5A CN104037504B (en) | 2014-06-13 | 2014-06-13 | A kind of trumpet type low section wide band high-gain antenna |
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| CN104499443A (en) * | 2014-12-25 | 2015-04-08 | 广西米付网络技术有限公司 | Bluetooth directional and distance communication based subway turnstile system and control method thereof |
| US9793611B2 (en) * | 2015-08-03 | 2017-10-17 | City University Of Hong Kong | Antenna |
| US10498047B1 (en) * | 2017-09-20 | 2019-12-03 | Pc-Tel, Inc. | Capacitively-coupled dual-band antenna |
| CN110676562B (en) * | 2019-09-27 | 2021-11-16 | 广州吉欧电子科技有限公司 | Choking type GNSS satellite antenna |
| CN112751176B (en) * | 2020-12-29 | 2022-11-01 | 中国航空工业集团公司西安飞机设计研究所 | Airborne low-frequency low-height broadband omnidirectional antenna |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3935577A (en) * | 1974-09-11 | 1976-01-27 | Andrew Corporation | Flared microwave horn with dielectric lens |
| DE4002058A1 (en) * | 1990-01-25 | 1991-08-01 | Telefunken Systemtechnik | Conical microwave range antenna - has reflector directing emission through cylinder dome for circular polar diagram |
| WO2003098168A1 (en) * | 2002-05-16 | 2003-11-27 | Vega Grieshaber Kg | Planar antenna and antenna system |
| CN101980449A (en) * | 2009-06-09 | 2011-02-23 | 美国博通公司 | Method and system for communication |
| CN201975514U (en) * | 2010-12-02 | 2011-09-14 | 北京握奇数据系统有限公司 | Microstrip antenna and communication device employing same |
| CN103117454A (en) * | 2013-03-11 | 2013-05-22 | 北京理工大学 | Wideband circular polarization high gain combined antenna |
| CN103414026A (en) * | 2013-07-31 | 2013-11-27 | 南京理工大学 | Millimeter wave cone beam antenna based on circular waveguide TM0n model |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2817714B2 (en) * | 1996-05-30 | 1998-10-30 | 日本電気株式会社 | Lens antenna |
| JP4508941B2 (en) * | 2005-05-18 | 2010-07-21 | 日本無線株式会社 | Antenna device and dielectric member thereof |
| CN102405556B (en) * | 2009-04-21 | 2013-04-10 | 株式会社村田制作所 | Antenna apparatus and resonant frequency setting method of same |
-
2014
- 2014-06-13 CN CN201410263509.5A patent/CN104037504B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3935577A (en) * | 1974-09-11 | 1976-01-27 | Andrew Corporation | Flared microwave horn with dielectric lens |
| DE4002058A1 (en) * | 1990-01-25 | 1991-08-01 | Telefunken Systemtechnik | Conical microwave range antenna - has reflector directing emission through cylinder dome for circular polar diagram |
| WO2003098168A1 (en) * | 2002-05-16 | 2003-11-27 | Vega Grieshaber Kg | Planar antenna and antenna system |
| CN101980449A (en) * | 2009-06-09 | 2011-02-23 | 美国博通公司 | Method and system for communication |
| CN201975514U (en) * | 2010-12-02 | 2011-09-14 | 北京握奇数据系统有限公司 | Microstrip antenna and communication device employing same |
| CN103117454A (en) * | 2013-03-11 | 2013-05-22 | 北京理工大学 | Wideband circular polarization high gain combined antenna |
| CN103414026A (en) * | 2013-07-31 | 2013-11-27 | 南京理工大学 | Millimeter wave cone beam antenna based on circular waveguide TM0n model |
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