CN206907919U - A kind of unmanned plane of dual-band microstrip antenna and the application antenna - Google Patents
A kind of unmanned plane of dual-band microstrip antenna and the application antenna Download PDFInfo
- Publication number
- CN206907919U CN206907919U CN201621376609.XU CN201621376609U CN206907919U CN 206907919 U CN206907919 U CN 206907919U CN 201621376609 U CN201621376609 U CN 201621376609U CN 206907919 U CN206907919 U CN 206907919U
- Authority
- CN
- China
- Prior art keywords
- microstrip
- antenna
- microstrip antenna
- line
- band
- 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.)
- Active
Links
Landscapes
- Waveguide Aerials (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
The utility model discloses the unmanned plane of a kind of dual-band microstrip antenna and the application antenna, wherein, dual-band microstrip antenna includes:Substrate;Coaxial feeder;First frequency channel microstrip antenna, it is arranged on the first face of the substrate;Second frequency channel microstrip antenna, it is arranged on the second face of the substrate;First face of the substrate and the tow sides that the second face of the substrate is the substrate;First frequency channel microstrip antenna and second frequency channel microstrip antenna connect the coaxial feeder respectively.The utility model embodiment simplifies the feed structure of dual-band microstrip antenna, improve part can integration capability, reduce the burden of radio-frequency module.
Description
Technical field
It the utility model is related to communication technical field, and in particular to a kind of dual-band microstrip antenna and using the antenna
Unmanned plane.
Background technology
With the rapid development of radio communication, the demand of various data services, Antenna Design is mainly towards miniaturization, multifrequency
Section and wide-band development.Small form factor requirements antenna reduces own dimensions, and to adapt to, communication equipment integrated level is improved constantly, volume is got over
Carry out smaller development trend.Microstrip antenna is that the antenna that conductor patch is formed is pasted on the medium substrate with earth plate, profit
With coaxial feeding, make to encourage electromagnetic field between conductor patch and earth plate, using gap to external radiation.Microstrip antenna is by several
The development of 10 years, the extensive use in many fields, it has, and simple in construction, size is small, in light weight, cost is low, design
The advantages that flexible and diverse.
The directional diagram of two-band (such as 900MHz and 2.4GHz) microstrip antenna has preferable isotropic directivity.It is often necessary to
Microstrip antenna is fed, at present, when being fed to microstrip antenna, it is necessary to which the microstrip antenna to different frequency range configures not respectively
Same feeding coaxial lines, microstrip antenna is fed with realizing.Due to configuring different feeding coaxial lines to microstrip antenna, lead
The increase of circuit plate thickness has been caused, has been unfavorable for microstrip antenna and reduces own dimensions, adapt to the demand of communication equipment high integration.This
Outside, in actual applications, due to, it is necessary to connect the feed end of microstrip antenna and feed line, adding interface number in feed,
Cause the burden for increasing radio-frequency module.
Therefore, how to simplify the feed structure of dual-band microstrip antenna, reducing the burden of radio-frequency module turns into urgently to be resolved hurrily
The problem of.
Utility model content
The technical problems to be solved in the utility model is the feed structure for simplifying dual-band microstrip antenna, reduces radio frequency mould
The burden of block.
Therefore, according in a first aspect, the utility model embodiment provides a kind of dual-band microstrip antenna, including:
Substrate;Coaxial feeder;First frequency channel microstrip antenna, it is arranged on the first face of substrate;Second frequency channel microstrip antenna,
It is arranged on the second face of substrate;First face of substrate and the tow sides that the second face of substrate is substrate;First band microstrip day
Line and the second frequency channel microstrip antenna connect coaxial feeder respectively.
Alternatively, the first frequency channel microstrip antenna includes the first earth plate and the first radio-frequency module;First earth plate with it is coaxial
The feed end of the earth terminal connection of feed line, the first radio-frequency module and coaxial feeder connects.
Alternatively, the first radio-frequency module includes:The microstrip feed line and microstrip feed line being connected with the feed end of coaxial feeder
Connection the first impedance conversion feed strip, with the first impedance conversion feed band connection the first microstrip line, and with the first micro-strip
The oscillator arms of line connection.
Alternatively, the first microstrip line is bending microstrip line.
Alternatively, the first radio-frequency module also includes:Second microstrip line, respectively with the first impedance conversion feed strip, first micro-
Band line connects;Second microstrip line is used for the bandwidth for extending the first frequency channel microstrip antenna.
Alternatively, the second frequency channel microstrip antenna includes the second earth plate and the second radio-frequency module;Is further opened with substrate
One conductive through hole and the second conductive through hole, the second earth plate are connected by the second conductive through hole with the first earth plate, the second radio frequency
Module is connected by the first conductive through hole with the first radio-frequency module.
Alternatively, the second radio-frequency module includes:Microstrip coupled line, the second impedance conversion feed being connected with microstrip coupled line
Band, and the 3rd microstrip line for feeding band connection is converted with the second impedance.
Alternatively, the first conductive through hole connects the first impedance conversion feed strip and microstrip coupled line.
Alternatively, the first conductive through hole is arranged on the marginal position of microstrip coupled line.
Alternatively, the first microstrip line is overlapping in the projection on the direction of the substrate with microstrip coupled line so that
First microstrip line is formed with the microstrip coupled line and coupled.
Alternatively, the first frequency channel microstrip antenna is monopolar form structural antenna, dipole form structure antenna or ring
Shape structural antenna;Second frequency channel microstrip antenna is monopolar form structural antenna, dipole form structure antenna or ring junction
Structure antenna.
Alternatively, the first frequency channel microstrip antenna is 900MHz band antennas;Second frequency channel microstrip antenna is 2.4GHz frequency ranges
Antenna.
According to second aspect, the utility model embodiment provides a kind of unmanned plane, including fuselage, below fuselage
Undercarriage and the dual-band microstrip antenna as described in any one of first aspect, dual-band microstrip antenna are arranged in undercarriage.
The dual-band microstrip antenna and the unmanned plane using the antenna that the example of the utility model provides, by being arranged on substrate
First frequency channel microstrip antenna of tow sides and the second frequency channel microstrip antenna common coaxial feed line so that coaxial feeder can
The microstrip antenna of two frequency ranges is fed simultaneously, so as to simplify the feed structure of dual-band microstrip antenna, improve portion
Part can integration capability, reduce the burden of radio-frequency module.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, describe below
In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 shows the structural representation in the first face of the dual-band microstrip antenna that the utility model embodiment provides;
Fig. 2 shows the structural representation in the second face of the dual-band microstrip antenna that the utility model embodiment provides;
Fig. 3 shows the dual-band microstrip antenna scattering parameter test design sketch that the utility model embodiment provides;
Fig. 4 shows the direction of the first frequency channel microstrip antenna in the dual-band microstrip antenna that the utility model embodiment provides
Figure test effect diagram;
Fig. 5 shows the direction of the second frequency channel microstrip antenna in the dual-band microstrip antenna that the utility model embodiment provides
Figure test effect diagram;
Fig. 6 shows the unmanned plane schematic diagram that the utility model embodiment provides.
Embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described
Embodiment is the utility model part of the embodiment, rather than whole embodiments.Based on the embodiment in the utility model, sheet
The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality
Novel protected scope.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection;Can be mechanical connection or electrical connection;Can be joined directly together, can also be indirectly connected by intermediary,
The connection of two element internals is can also be, can be wireless connection or wired connection.For the common skill of this area
For art personnel, concrete meaning of the above-mentioned term in the utility model can be understood with concrete condition.
It should be noted that term " " center ", " on ", " under ", "left", "right", " vertical ", " level ", " interior ", " outer " etc.
The orientation or position relationship of instruction are based on orientation shown in the drawings or position relationship, are for only for ease of description the utility model
Described with simplifying, rather than the device or element of instruction or hint meaning there must be specific orientation, with specific orientation structure
Make and operate, therefore it is not intended that to limitation of the present utility model.In addition, term " first ", " second " etc. are only used for describing
Purpose, and it is not intended that instruction or hint relative importance.
In addition, as long as technical characteristic involved in the utility model different embodiments disclosed below is each other
Conflict can is not formed to be combined with each other.
The utility model embodiment provides a kind of dual-band microstrip antenna, as depicted in figs. 1 and 2, the two-band micro-strip
Antenna can include:
Substrate 10, for carrying dual-band microstrip antenna;First frequency channel microstrip antenna 20, is arranged on the first of substrate 10
Face;Second frequency channel microstrip antenna 30, it is arranged on the second face of substrate 10;First face of substrate 10 and the second face of substrate 10 are
The tow sides being oppositely arranged on substrate 10;Coaxial feeder 40, for being fed to dual-band microstrip antenna;First frequency range
The frequency channel microstrip antenna 30 of microstrip antenna 20 and second connects coaxial feeder 40 respectively.
In the particular embodiment, dual-band microstrip antenna is combined by the antenna structure of two different frequency ranges and realized,
One side on substrate 10 sets the first frequency channel microstrip antenna 20, and the second frequency channel microstrip antenna 30 is set in the another side of substrate 10, micro-
The tow sides of substrate 10 can be attached in the form of antenna patch with antenna.Wherein, the material of antenna patch can be gold
Category, it is common for copper sheet.In the present embodiment, coaxial feeder 40 can include feed end 401 and be wrapped in feed end 401
The outside earth terminal 402 being coaxially not turned on feed end 401.First frequency channel microstrip antenna 20 and the second frequency channel microstrip antenna 30
Structure includes any one in following structure:Monopolar form structural antenna, dipole form structure antenna, loop configuration day
Line.In the present embodiment, the concrete structure of the first frequency channel microstrip antenna 20 and the second frequency channel microstrip antenna 30 is not limited.
Can be the antenna of dipole form for example, the first frequency channel microstrip antenna 20 and/or the second frequency channel microstrip antenna 30, can also
It is the antenna of monopolar form, can also be loop configuration antenna, or, it can also be the antenna of other arbitrary structures.
Fig. 1 and Fig. 2 are referred to, in an alternate embodiment of the invention, the first frequency channel microstrip antenna 20 is monopolar form structure, can
With including:First earth plate 210 and the first radio-frequency module 220.The earth terminal 402 of first earth plate 210 and coaxial feeder 40
Connection, the first radio-frequency module 220 are connected with the feed end 401 of coaxial feeder 40.So that coaxial feeder 40 is first
Frequency channel microstrip antenna 20 is fed.
In an alternate embodiment of the invention, the first radio-frequency module 220 can include:It is connected with the feed end of coaxial feeder 40
Microstrip feed line 221, the first impedance being connected with microstrip feed line 221 conversion feed strip 222 and the first impedance conversion feed strip 222
First microstrip line 223 of connection and the oscillator arms 224 being connected with the first microstrip line 223.Preferably, the first microstrip line 223 can
Think bending microstrip line.First microstrip line 223 is arranged to curve form, its advantage lies in being able to greatly reduce the first frequency range micro-
Size with antenna 20, so as to save the space of substrate 10.In the present embodiment, using the bending microstrip line shown in Fig. 1 and Fig. 2 as
Example illustrates, and the bending microstrip line of other forms is also feasible, is not construed as limiting here.
In an alternate embodiment of the invention, the first radio-frequency module 220 can also include:
Second microstrip line 225, it is connected respectively with the first impedance conversion feed strip 222, the first microstrip line 223.In this implementation
In example, the second microstrip line 225 is used for the bandwidth for extending the first frequency channel microstrip antenna 20.Specifically, in the first frequency channel microstrip antenna
Second microstrip line 225 is set between 20 the first impedance conversion microstrip line 223 of feed strip 222 and first, with the first microstrip line
223 coordinate, and can make the broadened bandwidth of the first frequency channel microstrip antenna 20, to better meet full side's covering.
In the particular embodiment, the second microstrip line 225 can be an independent microstrip line or two or more
The microstrip line of setting separated by a distance.The specific setting form of the second microstrip line 225 is not intended to limit in the present embodiment, with it
His mode realizes that the extra connection between the first impedance conversion microstrip line 223 of feed strip 222 and first is also included in the utility model
The scope of embodiment protection.
Second frequency channel microstrip antenna 30 is also monopolar form structural antenna, can be included:Second earth plate 310 and second
Radio-frequency module 320;The first conductive through hole 50 and the second conductive through hole 60 are offered on substrate 10, the second earth plate 310 passes through
Two conductive through holes 60 are connected with the first earth plate 210, and the second radio-frequency module 320 passes through the first conductive through hole 50 and the first radio frequency mould
Block 220 connects.In the particular embodiment, the micro-strip of the frequency channel microstrip antenna 20 of feed end 401 and first of coaxial feeder 40
Feeder line 221 is connected, and the first band microstrip line 20 is fed.In the first conductive through hole 50 that substrate 10 opens up, conducting first
First radio-frequency module 220 of frequency channel microstrip antenna 20 and the second radio-frequency module 320 of the second frequency channel microstrip antenna 30, realize
The feeder line end 401 of one frequency channel microstrip antenna 20 and the common coaxial feed line 40 of the second frequency channel microstrip antenna 30.Second conductive through hole
60 turn on the first earth plate 210 and the second earth plate 310, realize the first frequency channel microstrip antenna 20 and the second band microstrip day
The earth terminal 402 of the common coaxial feed line 40 of line 30.So that coaxial feeder 40 is to the first frequency channel microstrip antenna 20 and the
Two frequency channel microstrip antennas 30 are fed simultaneously.First conductive through hole 50 and the second conductive through hole 60 can be plated-through hole,
It can be the through hole of other conductive materials.In the present embodiment, the first conductive through hole 50 can be arranged on the first radio-frequency module 220
Optional position, and the first radio-frequency module 220 is turned on the second radio-frequency module 320.Second conductive through hole 60 can be set
Can be one or more in the optional position of the first earth plate 210.
Second radio-frequency module 320 includes:Microstrip coupled line 321, the second impedance conversion feedback being connected with microstrip coupled line 321
Electric band 322, and the 3rd microstrip line 323 being connected with the second impedance conversion feed strip 322.In the present embodiment, it is microstrip coupled
Line 321, the second impedance conversion feed strip 322 and the 3rd combination of microstrip line 323 form monopole oscillator arms.
In order to reduce influence of the perforate to the performance of microstrip antenna on microstrip antenna, in an alternate embodiment of the invention, first
Conductive through hole 50 connects the first impedance conversion feed strip 222 and microstrip coupled line 321.In the particular embodiment, first is conductive
Through hole 50 can be arranged on the optional position of the first impedance conversion feed strip 222, be conducted to the micro- of the second frequency channel microstrip antenna 30
Optional position with coupling line 321, to realize that the first frequency channel microstrip antenna 20 and the common coaxial of the second frequency channel microstrip antenna 30 are presented
Electric wire 40.Conductive through hole is arranged in the first impedance conversion feed strip 222 and microstrip coupled line 321, it is more effective to reduce
Influence of the perforate to microstrip antenna performance on microstrip antenna.
To be further ensured that the performance of microstrip antenna, in an alternate embodiment of the invention, the first conductive through hole 50 is arranged on micro-strip
The marginal position of coupling line 321.In the present embodiment, because microstrip coupled line 321 also has the function that transmission signal, perforate
As far as possible close to the edge of microstrip coupled line 321, to reduce the influence to signal transmission.In addition, ensureing that feed is effective
Opening diameter is as far as possible small in the case of propagation, and the edge of alleged microstrip coupled line 321 can be the remote of microstrip coupled line 321
Second impedance converts one end of feed strip 322, so as to save the length of microstrip coupled line 321.
When to the first frequency channel microstrip antenna 20 of the tow sides of substrate 10 and the second frequency channel microstrip antenna 30 feed, two
The first radio-frequency module 220 and the second radio-frequency module 320 of individual band antenna share the feed end of same root coaxial feeder 40
401.First earth plate 210 of the first frequency channel microstrip antenna 20 and the second earth plate 310 of the second frequency channel microstrip antenna 30 share
The earth terminal 402 of the coaxial feeder 40.In the structure design of dual-band microstrip antenna, it is possible to achieve two band microstrip days
Line common coaxial feed line, reduce the port of dual-band microstrip antenna access coaxial feeder, simplify two-band micro-strip day
The structure of line.
It is understood that the feed end 401 of coaxial feeder 40 can be directly connected to microstrip coupled line 321, coaxially
The earth terminal 402 of feed line 40 can be directly connected to the second earth plate 310, then turn on the first frequency range by conductive through hole respectively
Microstrip antenna 20 so that the first frequency channel microstrip antenna 20 and the common coaxial feed line 40 of the second frequency channel microstrip antenna 30 are presented
Electricity.
In an alternate embodiment of the invention, the first microstrip line 223 and microstrip coupled line 321 are on the direction of substrate 10
Projection have it is overlapping so that the first microstrip line 223 and microstrip coupled line 321 are formed and coupled.In the particular embodiment, both couplings
Electric Field Distribution between the first frequency channel microstrip antenna 20 and the second frequency channel microstrip antenna 30 can be changed by closing the electric field formed, make the
The electromagnetic coupled of one frequency channel microstrip antenna 20 and the second frequency channel microstrip antenna 30 is offset, so as to improve impedance matching and band
Width, and then, two frequency ranges of antenna are adjusted.
Using the first frequency range as 900MHz, survey to the dual-band microstrip antenna of the present embodiment exemplified by the second frequency range is 2.4GHz
Examination effect illustrates.Fig. 3 shows scattering parameter (Scattering parameters, the S ginsengs of the utility model embodiment
Number) test design sketch, band a width of 902MHzs to 928MHz and 2.37GHz~2.5GHz of the S11 less than -10dB, bandwidth difference
For 26MHz and 130MHz, the covering of conventional 900MHz and 2.4GHz frequency ranges can be met.
Fig. 4 and Fig. 5 shows the antenna radiation pattern of the utility model embodiment, wherein, Fig. 4 is 900MHz antenna directions
Figure test design sketch, Fig. 5 is 2.4GHz Antenna Pattern Measuring Test design sketch.From Fig. 4 and Fig. 5,2.4G antenna maximum gains
2.36dB, 900M antenna maximum gain 0.4dB, two frequency range horizontal plane circular polarisation are preferable, a width of 80 degree or so of pitching face 3dB ripples,
900MHz and 2.4GHz can realize that omnirange covers.
Preferably, the length of substrate 10 is 90mm, width 8mm, thickness 0.8mm;900MHz microstrip antennas are monopole
Sub- form, the length of the first earth plate 210 is 17mm, and the width of microstrip feed line 221 is 1mm, and the first impedance converts feed strip
222 width is 2.5mm, and the length of the second microstrip line 225 is 2.3mm, the chi of each bending section of the first microstrip line 223
Very little is 6.5mm*0.3mm;2.4GHz microstrip antennas are monopolar form, and the size of microstrip coupled line 321 is 9.2mm*2mm, the
The size of two impedances conversion feed strip 322 is 17.5mm*0.6mm, and the size of the 3rd microstrip line 323 is 5mm*2mm.
Presented by the first frequency channel microstrip antenna and the second frequency channel microstrip antenna common coaxial that are arranged on substrate tow sides
Electric wire, realize a feed line and the microstrip antenna of two frequency ranges is fed simultaneously, so as to simplify dual-band microstrip antenna
Feed structure, reduce the burden of radio-frequency module.
The utility model embodiment additionally provides a kind of unmanned plane, as shown in fig. 6, the unmanned plane includes fuselage 51, is located at
The dual-band microstrip antenna 53 of any one of the undercarriage 52 and above-described embodiment of the lower section of fuselage 51 description, two-band micro-strip day
Line 53 is arranged in undercarriage 52.Two-band micro-strip day is schematically illustrated by taking the upward view of unmanned plane as an example in figure 5
The installation site of line 53, the installation site of dual-band microstrip antenna 53 is not limited in accompanying drawing 5 and shown in the utility model embodiment
The installation site gone out, other can preferably meet that the installation site of the dual-band microstrip antenna 53 of signal transmitting and receiving also may be used.
The dual-band microstrip antenna for sharing same root coaxial feeder is set in the undercarriage on unmanned plane, reduces end
Mouth number, simplifies the structure of unmanned plane radio-frequency module and reduces the installation difficulty of radio-frequency module, reduce radio-frequency module
And the burden of unmanned plane.
It is understood that the dual-band microstrip antenna that the utility model embodiment provides can not only be applied to unmanned plane
On, it can also be applied to while use other of two frequency ranges of the first frequency range (such as 900MHz) and the second frequency range (such as 2.4GHz)
In scene, the present embodiment is not construed as limiting.
Although being described in conjunction with the accompanying embodiment of the present utility model, those skilled in the art can not depart from
Various modification can be adapted in the case of spirit and scope of the present utility model and modification, and such modifications and variations are each fallen within by appended
Within claim limited range.
Claims (13)
- A kind of 1. dual-band microstrip antenna, it is characterised in that including:Substrate (10);Coaxial feeder (40);First frequency channel microstrip antenna (20), it is arranged on the first face of the substrate (10);Second frequency channel microstrip antenna (30), it is arranged on the second face of the substrate (10);First face of the substrate (10) and institute The second face for stating substrate (10) is the tow sides of the substrate (10);First frequency channel microstrip antenna (20) and second frequency channel microstrip antenna (30) connect the coaxial feeder respectively (40)。
- 2. dual-band microstrip antenna as claimed in claim 1, it is characterised in that first frequency channel microstrip antenna (20) includes First earth plate (210) and the first radio-frequency module (220);First earth plate (210) is connected with the earth terminal (402) of the coaxial feeder (40), first radio-frequency module (220) it is connected with the feed end (401) of the coaxial feeder (40).
- 3. dual-band microstrip antenna as claimed in claim 2, it is characterised in that first radio-frequency module (220) includes:The microstrip feed line (221) and the microstrip feed line (221) being connected with the feed end (401) of the coaxial feeder (40) The first impedance conversion feed strip (222) of connection, the first microstrip line being connected with first impedance conversion feed strip (222) (223) oscillator arms (224), and with first microstrip line (223) being connected.
- 4. dual-band microstrip antenna as claimed in claim 3, it is characterised in that first microstrip line (223) is micro- to bend Band line.
- 5. dual-band microstrip antenna as claimed in claim 3, it is characterised in that first radio-frequency module (220) also includes:Second microstrip line (225), respectively with first impedance conversion feed strip (222), first microstrip line (223) even Connect;Second microstrip line (225) is used for the bandwidth for extending first frequency channel microstrip antenna (20).
- 6. dual-band microstrip antenna as claimed in claim 3, it is characterised in that second frequency channel microstrip antenna (30) includes Second earth plate (310) and the second radio-frequency module (320);The first conductive through hole (50) and the second conductive through hole (60), second earth plate are offered on the substrate (10) (310) it is connected by second conductive through hole (60) with first earth plate (210), second radio-frequency module (320) It is connected by first conductive through hole (50) with first radio-frequency module (220).
- 7. dual-band microstrip antenna as claimed in claim 6, it is characterised in that second radio-frequency module (320) includes:Microstrip coupled line (321), the second impedance conversion feed strip (322) being connected with the microstrip coupled line (321), Yi Jiyu 3rd microstrip line (323) of the second impedance conversion feed strip (322) connection.
- 8. dual-band microstrip antenna as claimed in claim 7, it is characterised in that described in the first conductive through hole (50) connection First impedance conversion feed strip (222) and the microstrip coupled line (321).
- 9. dual-band microstrip antenna as claimed in claim 8, it is characterised in that first conductive through hole (50) is arranged on institute State the marginal position of microstrip coupled line (321).
- 10. dual-band microstrip antenna as claimed in claim 7, it is characterised in that first microstrip line (223) with it is described micro- It is overlapping in the projection on the direction of the substrate (10) with coupling line (321) so that first microstrip line (223) with The microstrip coupled line (321) forms coupling.
- 11. dual-band microstrip antenna as claimed in claim 1, it is characterised in thatFirst frequency channel microstrip antenna (20) is monopolar form structural antenna, dipole form structure antenna or ring junction Structure antenna;Second frequency channel microstrip antenna (30) is monopolar form structural antenna, dipole form structure antenna or ring junction Structure antenna.
- 12. the dual-band microstrip antenna as described in claim any one of 1-11, it is characterised in thatFirst frequency channel microstrip antenna (20) is 900MHz band antennas;Second frequency channel microstrip antenna (30) is 2.4GHz band antennas.
- 13. a kind of unmanned plane, it is characterised in that undercarriage and such as claim including fuselage, below the fuselage Dual-band microstrip antenna described in any one of 1-12, the dual-band microstrip antenna are arranged in the undercarriage.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621376609.XU CN206907919U (en) | 2016-12-14 | 2016-12-14 | A kind of unmanned plane of dual-band microstrip antenna and the application antenna |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621376609.XU CN206907919U (en) | 2016-12-14 | 2016-12-14 | A kind of unmanned plane of dual-band microstrip antenna and the application antenna |
Publications (1)
Publication Number | Publication Date |
---|---|
CN206907919U true CN206907919U (en) | 2018-01-19 |
Family
ID=61294657
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201621376609.XU Active CN206907919U (en) | 2016-12-14 | 2016-12-14 | A kind of unmanned plane of dual-band microstrip antenna and the application antenna |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN206907919U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108598688A (en) * | 2018-02-14 | 2018-09-28 | 深圳市道通智能航空技术有限公司 | Unmanned plane built-in aerial and unmanned plane |
CN108767435A (en) * | 2018-08-20 | 2018-11-06 | 深圳市道通智能航空技术有限公司 | Antenna and unmanned vehicle |
CN112216970A (en) * | 2020-09-25 | 2021-01-12 | 杭州泛利科技有限公司 | Miniaturized high-gain flexible unmanned aerial vehicle antenna |
-
2016
- 2016-12-14 CN CN201621376609.XU patent/CN206907919U/en active Active
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108598688A (en) * | 2018-02-14 | 2018-09-28 | 深圳市道通智能航空技术有限公司 | Unmanned plane built-in aerial and unmanned plane |
WO2019157830A1 (en) * | 2018-02-14 | 2019-08-22 | 深圳市道通智能航空技术有限公司 | Built-in antenna of unmanned aerial vehicle, and unmanned aerial vehicle |
CN108598688B (en) * | 2018-02-14 | 2020-07-24 | 深圳市道通智能航空技术有限公司 | Unmanned aerial vehicle built-in antenna and unmanned aerial vehicle |
US11223110B2 (en) | 2018-02-14 | 2022-01-11 | Autel Robotics Co., Ltd. | Unmanned aerial vehicle built-in antenna and unmanned aerial vehicle |
CN108767435A (en) * | 2018-08-20 | 2018-11-06 | 深圳市道通智能航空技术有限公司 | Antenna and unmanned vehicle |
CN108767435B (en) * | 2018-08-20 | 2024-02-27 | 深圳市道通智能航空技术股份有限公司 | Antenna and unmanned aerial vehicle |
CN112216970A (en) * | 2020-09-25 | 2021-01-12 | 杭州泛利科技有限公司 | Miniaturized high-gain flexible unmanned aerial vehicle antenna |
CN112216970B (en) * | 2020-09-25 | 2023-02-24 | 杭州泛利科技有限公司 | Miniaturized high-gain flexible unmanned aerial vehicle antenna |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN206907920U (en) | A kind of unmanned plane of dual-band microstrip antenna and the application antenna | |
WO2021120771A1 (en) | Millimeter-wave end-fire circularly polarized antenna and wireless communication device | |
US7271769B2 (en) | Antennas encapsulated within plastic display covers of computing devices | |
TWI251956B (en) | Multi-band antenna | |
TWI514666B (en) | Mobile device | |
CN104638367B (en) | dual-band microstrip antenna | |
CN205122771U (en) | Microstrip antenna | |
CN108023167A (en) | The radio communication device of antenna structure and the application antenna structure | |
TWI521788B (en) | Antenna assembly and wireless communication device | |
CN102064384A (en) | Ultra-wideband antenna | |
TWI543444B (en) | Dual-band planar inverted-f antenna | |
CN107785661A (en) | A kind of uncoupling array antenna based on double frequency Meta Materials | |
CN206907919U (en) | A kind of unmanned plane of dual-band microstrip antenna and the application antenna | |
CN108879086A (en) | A kind of Compact type broadband micro-strip paster antenna with harmonics restraint | |
CN105244610A (en) | External broadband 4G printed circuit board (PCB) antenna | |
CN108847534A (en) | A kind of multi-resonant minor matters antenna | |
WO2023016184A1 (en) | Antenna apparatus, housing, and electronic device | |
CN103972649B (en) | Antenna module and the wireless communication device with the antenna module | |
TW201138216A (en) | Miniature multi-frequency antenna and communication apparatus using the same | |
CN107317114A (en) | The method that loop aerial impedance matching and extending bandwidth are improved based on SRRs | |
CN102938494B (en) | Dual-band antenna | |
US20090278745A1 (en) | Dual-band inverted-f antenna | |
CN211743413U (en) | Multi-band PCB antenna and wireless communication equipment | |
CN203056102U (en) | Microstrip slot antenna | |
CN103414015B (en) | Broadband three-dimensional omni-directional plane antenna |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 518055 Shenzhen, Guangdong, Nanshan District Xili street, No. 1001, Zhiyuan Road, B1 9. Patentee after: Shenzhen daotong intelligent Aviation Technology Co.,Ltd. Address before: 518055 Shenzhen, Guangdong, Nanshan District Xili street, No. 1001, Zhiyuan Road, B1 9. Patentee before: AUTEL ROBOTICS Co.,Ltd. |