CN205050991U - Three -dimensional domain topology framework of C wave band high -gain omnidirectional antenna microstrip - Google Patents
Three -dimensional domain topology framework of C wave band high -gain omnidirectional antenna microstrip Download PDFInfo
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- CN205050991U CN205050991U CN201520779209.2U CN201520779209U CN205050991U CN 205050991 U CN205050991 U CN 205050991U CN 201520779209 U CN201520779209 U CN 201520779209U CN 205050991 U CN205050991 U CN 205050991U
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Abstract
The utility model relates to a topology framework of the three -dimensional domain of C wave band high -gain omnidirectional antenna microstrip, including 1 omnidirectional antenna support frame (1) and 1 microstrip PCB double sided board (2), omnidirectional antenna support frame (1) and microstrip PCB double sided board (2) are through being provided with installation locating hole h1, installation locating hole h2 to through closely linking of rivet (3), it constitutes a stromatolite formula modular structure wholly to combine together, wherein: microstrip PCB double sided board (2), setting above -mentioned have last microstrip feed printing line (21) and last microstrip half -wave radiator printing line (22) again, microstrip PCB double sided board (2), it has lower microstrip feed printing line (23), lower microstrip half -wave radiator to print line (24) and apply copper strips (25) again now to set up, the C wave band high -gain omnidirectional antenna that produces have small, the standing wave is functional, high characteristics gain.
Description
Technical field
The utility model relates to a kind of antenna frame, the topological structure of the three-dimensional domain of the micro-band of especially a kind of C-band high-gain omni-directional antenna.
Background technology
Antenna can radiation or receive electromagnetic device effectively as one, is the Primary Component realizing wireless communication system and Space Coupling.It comprises coupling, phase shift, balance and other coupling devices.Omnidirectional antenna is that one can realize horizontal plane all standing, then has the antenna of directed radiation characteristic in vertical plane.
Along with the continuous lifting of performance in wireless communication systems and the application demand of miniaturization, having the omnidirectional antenna that gain is high, volume is little and be convenient to process and install becomes the more and more important Primary Component of wireless communication system.Such as, be operated in the broadband wireless radio station of C-band, the micro-band omnidirectional antenna of small-sized high-gain is conducive to improving communication distance, reduces radio station overall volume and cost, improves overall system performance.
At present, the omnidirectional antenna generally adopted in wireless electronic communication system is dipole or monopole antenna, and as whip antenna, such antenna height is too high, and gain is lower, is not easy to install with fixing.
Utility model content
The purpose of this utility model is the deficiency solving above-mentioned prior art, provides reasonable in design, the three-dimensional domain topological structure of the micro-band of a kind of C-band high-gain omni-directional antenna of dependable performance.
In order to achieve the above object, the technical scheme that the utility model adopts is:
The three-dimensional domain topological structure of a kind of micro-band of C-band high-gain omni-directional antenna, include 1 omnidirectional antenna bracing frame 1 and 1 micro-band PCB double sided board 2, omnidirectional antenna bracing frame and be micro-ly with PCB double sided board, by being provided with mounting-positioning holes h1, mounting-positioning holes h2, and be closely connected through rivet 3, the formation that combines laminated type modular construction is overall, wherein:
Described micro-band PCB double sided board 2, arranges above and has upper microstrip-fed track 21 and upper micro-band half-wave dipole track 22; Described micro-band PCB double sided board 2, arranges below and has lower microstrip-fed track 23, lower micro-band half-wave dipole track 24 and deposited copper strips 25.
The knee, coupling part of described microstrip-fed track 21 and lower microstrip-fed track 23 is set to corner cut transition, and the corner cut length of side is less than the half of relevant position micro-band track width, in order to reduce impedance discontinuity, improve the overall performance of omnidirectional antenna.
Micro-band track corner cut number of times of described micro-band track 21 and lower micro-band track 23 is 19 places, in order to reduce impedance discontinuity, improves the overall performance of omnidirectional antenna.
Described micro-band track 21, includes again impedance matching unit 211, radiating element 212,180 degree of phase-shifting units 213,180 degree of phase-shifting units 214 and 180 degree of phase-shifting units 215; Impedance matching unit 211, draws the input port being used as omnidirectional antenna entirety.
Described lower micro-band track 23, includes again impedance matching unit 231, radiating element 232,180 degree of phase-shifting units 233,180 degree of phase-shifting units 234 and 180 degree of phase-shifting units 235; Impedance matching unit 231, draws the input port being used as omnidirectional antenna entirety.
Remarkable result of the present utility model:
Three-dimensional dimension is less, and standing wave is functional, and gain is high, can meet the demand of C-band broadband radio to small-sized high-gain omnidirectional antenna.
Accompanying drawing illustrates:
Fig. 1 is the utility model overall architecture schematic diagram;
Fig. 2 is the utility model micro-band PCB double sided board upper layer schematic diagram;
Fig. 3 is the utility model micro-band PCB double sided board cutting optimal schematic diagram;
Fig. 4 is the test result figure of the utility model voltage standing wave ratio performance;
Fig. 5 is the test result figure of the utility model gain;
Symbol description in figure:
1 is omnidirectional antenna bracing frame;
2 is micro-band PCB double sided boards;
3 is install rivet;
21 is micro-upper microstrip-fed tracks being with PCB double sided board 2;
22 is micro-upper micro-band half-wave dipole tracks being with PCB double sided board 2;
23 is micro-lower microstrip-fed tracks being with PCB double sided board 2;
24 is micro-lower micro-band half-wave dipole tracks being with PCB double sided board 2;
25 is micro-deposited copper strips being with PCB double sided board 2;
26 is micro-medium substrates being with PCB double sided board 2;
211 is impedance matching units of upper micro-band track 21;
212 is radiating elements of upper micro-band track 21;
213 is 180 degree of phase-shifting units of upper micro-band track 21;
214 is 180 degree of phase-shifting units of upper micro-band track 21;
215 is 180 degree of phase-shifting units of upper micro-band track 21;
231 is impedance matching units of lower micro-band track 23;
232 is radiating elements of lower micro-band track 23;
233 is 180 degree of phase-shifting units of lower micro-band track 23;
234 is 180 degree of phase-shifting units of lower micro-band track 23;
235 is 180 degree of phase-shifting units of lower micro-band track 23;
H1 is the mounting-positioning holes of omnidirectional antenna bracing frame;
H2 is the mounting-positioning holes of micro-band PCB double sided board 2;
Embodiment
Referring to shown in Fig. 1 to Fig. 5, is the utility model specific embodiment.
1 to accompanying drawing 3 can be found out by reference to the accompanying drawings:
The utility model includes 1 omnidirectional antenna bracing frame, 1 micro-band PCB double sided board, omnidirectional antenna bracing frame and be micro-ly with PCB double sided board, by being provided with mounting-positioning holes h1, mounting-positioning holes h2, and is closely connected through rivet 3, the formation that combines laminated type modular construction is overall, wherein:
Described micro-band PCB double sided board 2, arranges above and has upper microstrip-fed track 21 and upper micro-band half-wave dipole track 22; Described micro-band PCB double sided board 2, arranges below and has lower microstrip-fed track 23, lower micro-band half-wave dipole track 24 and deposited copper strips 25.
The knee, coupling part of described microstrip-fed track 21 and lower microstrip-fed track 23 is set to corner cut transition, and the corner cut length of side is less than the half of relevant position micro-band track width, in order to reduce impedance discontinuity, improve the overall performance of omnidirectional antenna.
Micro-band track corner cut number of times of described microstrip-fed track 21 and lower microstrip-fed track 23 is 19 places, in order to reduce impedance discontinuity, improves the overall performance of omnidirectional antenna.
Described microstrip-fed track 21, includes again impedance matching unit 211, radiating element 212,180 degree of phase-shifting units 213,180 degree of phase-shifting units 214 and 180 degree of phase-shifting units 215; Impedance matching unit 211, draw the input port being used as omnidirectional antenna entirety, impedance matching unit 211 is combined by welding with SMA radio frequency connector heart yearn.
Described lower microstrip-fed track 23, includes again impedance matching unit 231, radiating element 232,180 degree of phase-shifting units 233,180 degree of phase-shifting units 234 and 180 degree of phase-shifting units 235; Impedance matching unit 231, draws the input port being used as omnidirectional antenna entirety.
It can also be seen that from Fig. 4 and Fig. 5:
The test result of the utility model embodiment input return loss s11 and gain G ain performance, as shown in FIG., the return loss performance s11 of omnidirectional antenna is less than-12dB; In addition, gain G ain is greater than 5dBi.
As can be seen here, under guarantee module reduced size prerequisite, the demand of C-band broadband radio to Miniaturization high-gain omnidirectional antenna can be met.
What deserves to be explained is:
The live width of described microstrip-fed track 21, upper micro-band half-wave dipole track 22, lower microstrip-fed track 23 and lower micro-band half-wave dipole track 24, that the parameter such as line length and baseplate material will be chosen is suitable, otherwise cannot meet the demand of C-band broadband radio to Miniaturization high-gain omnidirectional antenna.
The above is only preferred implementation of the present utility model; should be understood that; for those skilled in the art; do not departing from the prerequisite that the utility model discloses; some improvement and retouching can also be made; these amendments, equivalent replacement and improvement etc., all should be included in protection range of the present utility model.
Claims (5)
1. the three-dimensional domain topological structure of the micro-band of C-band high-gain omni-directional antenna, include 1 omnidirectional antenna bracing frame (1) and 1 micro-band PCB double sided board (2), omnidirectional antenna bracing frame (1) is with PCB double sided board (2) with micro-, by being provided with mounting-positioning holes h1, mounting-positioning holes h2, and be closely connected through rivet (3), the formation that combines laminated type modular construction is overall, it is characterized in that:
Described micro-band PCB double sided board (2), arranges above and has upper microstrip-fed track (21) and upper micro-band half-wave dipole track (22);
Described micro-band PCB double sided board (2), arranges below and has lower microstrip-fed track (23), lower micro-band half-wave dipole track (24) and deposited copper strips (25).
2. the three-dimensional domain topological structure of the micro-band of C-band high-gain omni-directional antenna as claimed in claim 1, is characterized in that:
The knee, coupling part of described microstrip-fed track (21) and lower microstrip-fed track (23) is set to corner cut transition, and the corner cut length of side is less than the half of relevant position micro-band track width, in order to reduce impedance discontinuity, improve the overall performance of omnidirectional antenna.
3. the three-dimensional domain topological structure of the micro-band of C-band high-gain omni-directional antenna as claimed in claim 1, is characterized in that:
Micro-band track corner cut number of times of described microstrip-fed track (21) and lower microstrip-fed track (23) is 19 places, in order to reduce impedance discontinuity, improves the overall performance of omnidirectional antenna.
4. the three-dimensional domain topological structure of the micro-band of C-band high-gain omni-directional antenna as claimed in claim 1, is characterized in that:
Described microstrip-fed track (21), includes again impedance matching unit (211), radiating element (212), 180 degree of phase-shifting units (213), 180 degree of phase-shifting units (214) and 180 degree of phase-shifting units (215); Impedance matching unit (211), draws the input port being used as omnidirectional antenna entirety.
5. the three-dimensional domain topological structure of the micro-band of C-band high-gain omni-directional antenna as claimed in claim 1, is characterized in that:
Described lower microstrip-fed track (23), includes again impedance matching unit (231), radiating element (232), 180 degree of phase-shifting units (233), 180 degree of phase-shifting units (234) and 180 degree of phase-shifting units (235); Impedance matching unit (231), draws the input port being used as omnidirectional antenna entirety.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520779209.2U CN205050991U (en) | 2015-10-09 | 2015-10-09 | Three -dimensional domain topology framework of C wave band high -gain omnidirectional antenna microstrip |
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| CN201520779209.2U CN205050991U (en) | 2015-10-09 | 2015-10-09 | Three -dimensional domain topology framework of C wave band high -gain omnidirectional antenna microstrip |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105226384A (en) * | 2015-10-09 | 2016-01-06 | 武汉中元通信股份有限公司 | The three-dimensional domain topological structure of a kind of micro-band of C-band high-gain omni-directional antenna |
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- 2015-10-09 CN CN201520779209.2U patent/CN205050991U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105226384A (en) * | 2015-10-09 | 2016-01-06 | 武汉中元通信股份有限公司 | The three-dimensional domain topological structure of a kind of micro-band of C-band high-gain omni-directional antenna |
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