CN107994346B - All-polarization device for communication in motion and microwave signal processing method - Google Patents
All-polarization device for communication in motion and microwave signal processing method Download PDFInfo
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- CN107994346B CN107994346B CN201711131868.5A CN201711131868A CN107994346B CN 107994346 B CN107994346 B CN 107994346B CN 201711131868 A CN201711131868 A CN 201711131868A CN 107994346 B CN107994346 B CN 107994346B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
- H01Q15/24—Polarising devices; Polarisation filters
- H01Q15/242—Polarisation converters
Abstract
The invention relates to a communication-in-motion full polarizer. The full polarizer of the communication in motion includes: the device comprises a compression orthogonal mode, a first connecting piece, a magnetic circuit, a ferrite rod, a magnetic yoke, a second connecting piece, a first driving circuit and a second driving circuit; the one end of ferrite stick is connected through first connecting piece to the output of compression orthogonal mode, the second connecting piece is connected to the other end of ferrite stick, magnetic circuit and the fixed cover of yoke are connected on the ferrite stick, the magnetic circuit is close to first connecting piece side, the yoke is close to second connecting piece side, it has first coil to wind on the magnetic pole of magnetic circuit, first drive circuit is connected to first coil, the ferrite stick has twined the second coil by the region that the yoke surrounds, second drive circuit is connected to the second coil, the ferrite stick has plated the metallic film. The invention enables the vertical array antenna to be matched with the receiving channel, avoids energy loss and improves the compensation precision and speed. The invention also relates to a microwave signal processing method.
Description
Technical Field
The invention relates to the field of signal processing, in particular to a communication-in-motion full polarizer and a microwave signal processing method.
Background
The existing polarizer consists of an orthomode, a first waveguide, a second waveguide, a linear polarity phase shifter and a power combiner; the output end of the orthogonal mode is respectively connected with the input ends of the first waveguide and the second waveguide; the linear polarity phase shifter is disposed in the first waveguide and performs phase compensation on the microwave signal in the first waveguide. The input end of the orthogonal mode is connected with the vertical array antenna, the output ends of the first waveguide and the second waveguide are connected with the input end of the power combiner, and the output end of the power combiner is connected with the receiving channel. Because the linear polarity phase shifter deduces phase compensation according to a plurality of mathematical formulas, the problems of poor phase compensation precision, complex method for controlling the matching of the vertical array antenna and the receiving channel, slow compensation speed and serious signal energy loss exist.
Disclosure of Invention
The invention aims to solve the technical problem of the prior art and provides a communication-in-motion full polarizer and a microwave signal processing method.
The technical scheme for solving the technical problems is as follows: a all-pass-in-the-motion polarimeter comprising:
the device comprises a compression orthogonal mode, a first connecting piece, a magnetic circuit, a ferrite rod, a magnetic yoke, a second connecting piece, a first driving circuit and a second driving circuit; the output of compression orthogonal mode passes through the one end of ferrite stick is connected to first connecting piece, and the other end of ferrite stick is connected the second connecting piece, the magnetic circuit with the yoke is fixed the cup joint on the ferrite stick, the magnetic circuit is close to first connecting piece side, the yoke is close to second connecting piece side, it has first coil to wind on the magnetic pole of magnetic circuit, first coil is connected first drive circuit, the ferrite stick quilt the region that the yoke surrounds has twined the second coil, the second coil is connected second drive circuit, the ferrite stick has plated the metal film.
The invention has the beneficial effects that: the compression orthogonal mode is sequentially connected with the first connecting piece, the ferrite rod and the second connecting piece, and the magnetic circuit and the magnetic yoke are fixedly sleeved on the ferrite rod; a first coil of the magnetic circuit is connected with a first driving circuit, so that the magnetic circuit performs phase compensation on a microwave signal output by a compression orthogonal mode; the second coil surrounded by the magnetic yoke is connected with the second driving circuit, so that the magnetic yoke performs angle compensation on the microwave signal subjected to phase compensation, the communication-in-motion polarizer completes polarization matching, the compensation precision and the compensation speed are improved, the energy loss is avoided, the magnetic yoke and the magnetic circuit share one ferrite rod, the size of the communication-in-motion full polarizer is reduced, and the energy loss is further reduced.
The technical scheme for solving the technical problems is as follows: a method for processing microwave signals by using the all-pass-in-the-motion full polarizer comprises the following steps:
s1, synthesizing the first microwave signal and the second microwave signal acquired from the vertical array antenna into an elliptically polarized signal by the compressive orthogonal mode, and inputting the elliptically polarized signal into one end of the ferrite rod through the first connecting piece;
s2, outputting a first excitation signal to the magnetic circuit through the first drive circuit, performing phase compensation on the elliptical polarization signal through the first excitation signal to obtain an initial linear polarization signal, and transmitting the initial linear polarization signal to the other end of the ferrite rod;
and S3, outputting a second excitation signal to the magnetic yoke through the second drive circuit, performing angle compensation on the initial linear polarization signal through the second excitation signal to obtain a target linear polarization signal, and outputting the target linear polarization signal through the second connecting piece.
The invention has the beneficial effects that: synthesize the elliptical polarization signal with two kinds of microwave signals through the compression orthogonal mode, and transmit for the ferrite stick, the magnetic circuit and the yoke that cup joint at the ferrite stick carry out phase compensation and length compensation to the elliptical polarization signal in proper order, and go out the microwave signal transmission after will compensating, make the well circular telegram polarizer can accomplish the polarization and match, the magnetic circuit carries out phase compensation according to polarization transform matrix and first excitation signal, and the yoke carries out angle compensation according to elliptical polarization signal, polarization transform matrix and second excitation signal, compensation accuracy and compensation speed have been improved, energy loss has been avoided.
Drawings
Fig. 1 is a schematic structural diagram of a communication-in-motion full polarizer according to an embodiment of the present invention;
fig. 2 is an exploded view of a communication-in-motion full polarizer according to an embodiment of the present invention;
fig. 3 is a schematic circuit structure diagram of a all-polarization device for communication-in-motion according to an embodiment of the present invention;
fig. 4 is a schematic flowchart of a method for processing microwave signals by using a all-polarization device in motion according to an embodiment of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. compression orthogonal mode, 2, first connecting piece, 3, magnetic circuit, 4, ferrite rod, 5, yoke, 6, second connecting piece, 7, supporting component, 8, first drive circuit, 9, second drive circuit, 10, first coil, 11, second coil, 21, first flange, 22, first matching medium, 61, second flange, 62, second matching medium, 71, first support piece, 72, second support piece.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.
As shown in fig. 1 and 3, an embodiment of the present invention provides a communication-in-motion full polarizer, including:
the device comprises a compression orthogonal mode 1, a first connecting piece 2, a magnetic circuit 3, a ferrite rod 4, a magnetic yoke 5, a second connecting piece 6, a first driving circuit 8 and a second driving circuit 9; the output of compression orthogonal mode 1 passes through the one end that first connecting piece 2 connects ferrite rod 4, second connecting piece 6 is connected to the other end of ferrite rod 4, magnetic circuit 3 and yoke 5 are fixed to be cup jointed on ferrite rod 4, magnetic circuit 3 is close to first connecting piece 2 side, yoke 5 is close to second connecting piece 6 side, it has first coil 10 to wind on magnetic circuit 3's the magnetic pole, first drive circuit 8 is connected to first coil 10, the regional second coil 11 that has twined that is surrounded by yoke 5 in ferrite rod 4, second drive circuit 9 is connected to second coil 11, ferrite rod 4 has plated the metal film.
In this embodiment, the all-pass-in-motion full polarizer in the embodiment of the present invention is a combined full polarizer.
The communication satellite communicates with the vertical array antenna, the vertical array antenna is connected with the input end of the compression orthogonal module 1, the second connecting piece 6 is connected to the receiving channel, the receiving channel is positioned in the airplane or the tank, and the vertical array antenna is matched with the receiving channel through the combined full polarizer, so that the communication satellite communicates with the airplane or the tank in a communication-in-motion mode.
According to the all-polarization device for the communication-in-motion, provided by the embodiment of the invention, a compression orthogonal mode is sequentially connected with a first connecting piece, a ferrite rod and a second connecting piece, and a magnetic circuit and a magnetic yoke are fixedly sleeved on the ferrite rod; a first coil of the magnetic circuit is connected with a first driving circuit, so that the magnetic circuit performs phase compensation on a microwave signal output by a compression orthogonal mode; the second coil surrounded by the magnetic yoke is connected with the second driving circuit, so that the magnetic yoke performs angle compensation on the microwave signal subjected to phase compensation, the communication-in-motion polarizer completes polarization matching, the compensation precision and the compensation speed are improved, the energy loss is avoided, the magnetic yoke and the magnetic circuit share one ferrite rod, the size of the communication-in-motion full polarizer is reduced, and the energy loss is further reduced.
Optionally, in an embodiment of the present invention, the thickness of the metal film is 2 to 3 times of a skin depth, and an expression of the skin depth includes:
wherein M is skin depth, omega is microwave angular frequency of the metal film, and sigma is metalConductivity of the film, μ0Is the permeability of the metal film.
In the embodiment, the thickness of the metal film is 2-3 times of the skin depth, so that the metal film and the ferrite rod form a simple waveguide to transmit microwave signals, and the manufacturing cost of the all-polarization device in motion is reduced.
Alternatively, as shown in fig. 2, in the embodiment of the present invention, the first connector 2 includes a first flange 21 and a first matching medium 22;
the first matching medium 22 is fixed at one end of the ferrite rod 4, and the output end of the compression orthomode 1 is connected with one end of the ferrite rod 4, which is fixed with the first matching medium 22, in the shaft hole of the first flange 21;
the second connector 6 comprises a second flange 61 and a second matching medium 62;
the second matching medium 62 is fixed at the other end of the ferrite rod 4, and one end of the ferrite rod 4, which is fixed with the second matching medium 62, is fixed in the shaft hole of the second flange 61;
the output end of the compression orthogonal mode 1 is a square opening, and the propagation constants of the compression orthogonal mode 1, the first flange 21 and the second flange 61 are the same.
In this embodiment, the first matching medium 22 is fixed to one end of the ferrite rod 4 by adhesion, and the second matching medium 62 is also fixed to the other end of the ferrite rod 4 by adhesion. The output end of the compression orthogonal mode 1 and one end of the ferrite rod 4 fixed with the first matching medium 22 are connected in the axial hole of the first flange 21, so that the elliptical polarization signal output by the compression orthogonal mode 1 is limited in the axial hole of the first flange 21 and is input into one end of the ferrite rod 4 through the first matching medium 22. One end of the ferrite rod 4, to which the second matching medium 62 is fixed, is fixed in the axial hole of the second flange 61, so that the obtained target linear polarization signal is output to the receiving channel through the second matching medium 62.
The output end of the compression orthogonal mode 1 is a square opening, so that the orthogonal mode is conveniently compressed to obtain the compression orthogonal mode 1. The compression orthogonal mode 1, the first flange 21, and the second flange 61 have the same propagation constant, and thus microwave signal reflection is small.
In the above embodiment, the output end of the compression orthogonal mode and the end of the ferrite rod fixed with the first matching medium are connected in the shaft hole of the first flange, so that the microwave signal output by the compression orthogonal mode is transmitted to the ferrite rod through the first matching medium, the end of the ferrite rod fixed with the second matching medium is fixed in the shaft hole of the second flange, so that the compensated microwave signal is output through the second matching medium, the compression of the orthogonal mode can be realized by using the square port as the output end of the compression orthogonal mode, a polarizer suitable for in-motion transmission is obtained, the propagation constants are the same, the reflection of the microwave signal is reduced, and the energy loss is avoided.
Optionally, as shown in fig. 2, in the embodiment of the present invention, the all-polarization polarizer in motion further includes a support assembly 7, the first connector 2 and the second connector 6 are connected by the support assembly 7, and the support assembly 7 includes a first support 71 and a second support 72; one end of the first support 71 and one end of the second support 72 are both fixed to the first flange 21, the other end of the first support 71 and the other end of the second support 72 are both fixed to the second flange 61, and the first support 71 and the second support 72 are symmetrical with respect to the ferrite rod 4.
In this embodiment, one end of the first supporting member 71 and one end of the second supporting member 72 are both fixed to the first flange 21 by screws, the other end of the first supporting member 71 and the other end of the second supporting member 72 are both fixed to the second flange 61 by screws, and the connection relationship between the first connecting member 2 and the second connecting member 6 is more stable by the supporting assembly 7.
In the above embodiment, one end of the first supporting member and one end of the second supporting member are both fixed to the first flange, the other end of the first supporting member and the other end of the second supporting member are both fixed to the second flange, and the first supporting member and the second supporting member are symmetric with respect to the ferrite rod, so that the relationship between the first flange and the second flange is stable, and the stability of the structure of the mobile communication polarizer is improved.
Optionally, in the embodiment of the present invention, the dielectric constants of the first matching medium 22 and the second matching medium 62 are both 8.4, and the materials are both 95-ceramic alumina ceramics.
In this embodiment, when the ferrite rod 4 has a cylindrical shape, the first matching medium 22 and the second matching medium 62 also have a cylindrical shape; when the ferrite rod 4 has a rectangular parallelepiped shape, the first matching medium 22 and the second matching medium 62 also have a rectangular parallelepiped shape.
In the embodiment, the dielectric constants of the first matching medium and the second matching medium are both 8.4, and the materials are 95-ceramic alumina ceramics, so that microwave signals are transmitted through the matching media, and energy loss is reduced.
Optionally, in the embodiment of the present invention, four magnetic poles are disposed on the inner side wall of the magnetic circuit 3, the four magnetic poles are symmetric with respect to the central axis of the magnetic circuit 3, adjacent magnetic poles are opposite magnetic poles, and the first coil 10 is wound around the four magnetic poles.
In this embodiment, the ferrite rod 4 and the four-pole magnetic circuit 3 constitute a variable polarizer, and the ferrite rod 4 and the yoke 5 constitute a Faraday rotator. When the ferrite rod 4 is in a cylindrical shape, the magnetic circuit 3 is in a tubular structure, four magnetic poles are arranged on the inner side wall of the tubular structure, and the four magnetic poles are adhered to a metal film plated on the ferrite rod 4, so that the magnetic circuit 3 is fixedly sleeved on the ferrite rod 4.
The four magnetic poles are sequentially a first magnetic pole, a second magnetic pole, a third magnetic pole and a fourth magnetic pole according to the clockwise sequence. The first magnetic pole and the third magnetic pole are S-level magnetic poles, and the second magnetic pole and the fourth magnetic pole are N-level magnetic poles; alternatively, the first magnetic pole and the third magnetic pole are N-pole magnetic poles, and the second magnetic pole and the fourth magnetic pole are S-pole magnetic poles. The material of the magnetic poles may be soft magnetic.
In the above embodiment, the magnetic poles are arranged on the inner side wall of the magnetic circuit, the magnetic poles are symmetrical about the central axis of the magnetic circuit, the adjacent magnetic poles are unlike magnetic poles, the first coil is wound on the four magnetic poles, so that the magnetic circuit completes phase compensation of microwave signals through the first coil, and the compensation precision and the compensation speed are improved.
Optionally, in an embodiment of the present invention, the material of the ferrite rod 4 is Ni-based ferrite, garnet, or nickel-based ferrite.
In this embodiment, the ferrite rod 4 may be in a cylindrical shape or a rectangular parallelepiped shape. The ferrite rod 4 is plated with a metal film except for in the shaft holes of the first flange 21 and the second flange 61.
In the above embodiment, the material of the ferrite rod is Ni-based ferrite, garnet or nickel-based ferrite, so that the microwave signal can be transmitted in the ferrite rod, thereby completing phase compensation and angle compensation, and enabling the polarization matching of the bandpass polarizer.
As shown in fig. 4 and 3, an embodiment of the present invention provides a method for processing microwave signals by using the aforementioned all-pass-in-the-middle polarizer, including:
s1, synthesizing the first microwave signal and the second microwave signal obtained from the vertical array antenna into an elliptical polarization signal by the compression orthogonal mode 1, and inputting the elliptical polarization signal into one end of the ferrite rod 4 through the first connecting piece 2;
s2, outputting a first excitation signal to the magnetic circuit 3 through the first drive circuit 8, performing phase compensation on the elliptical polarization signal through the first excitation signal to obtain an initial linear polarization signal, and transmitting the initial linear polarization signal to the other end of the ferrite rod 4;
s3, a second driving circuit 9 outputs a second excitation signal to the yoke 5, the second excitation signal performs angle compensation on the initial linear polarization signal to obtain a target linear polarization signal, and the second connector 6 outputs the target linear polarization signal.
According to the method for processing the microwave signals by using the all-pass-in-the-middle polarizer, two microwave signals are synthesized into an elliptical polarization signal through a compression orthogonal mode and transmitted to the ferrite rod, the magnetic circuit and the magnetic yoke sleeved on the ferrite rod sequentially perform phase compensation and length compensation on the elliptical polarization signal, the compensated microwave signal is transmitted out, so that the all-pass-in-the-middle polarizer can complete polarization matching, the magnetic circuit performs phase compensation according to the polarization transformation matrix and the first excitation signal, and the magnetic yoke performs angle compensation according to the elliptical polarization signal, the polarization transformation matrix and the second excitation signal, so that the compensation precision and the compensation speed are improved, and the energy loss is avoided.
Optionally, in an embodiment of the present invention, S2 includes:
the first excitation signal output by the first driving circuit 8 is transmitted to the first coil 10 of the magnetic circuit 3, so that the phase difference value of the polarization transformation matrix of the magnetic circuit 3 is the same as the negative of the phase difference value of the elliptical polarization signal;
and multiplying the polarization transformation matrix of the magnetic circuit 3 by the matrix corresponding to the elliptical polarization signal to obtain an initial linear polarization signal.
In this embodiment, the first driving circuit 8 is configured to generate a first excitation signal and transmit the first excitation signal to the first coil 10 of the magnetic circuit 3. The first excitation signal is input to the first coil 10 of the magnetic circuit 3 to enable the magnetic circuit to generate a four-pole magnetic field, and the phase difference value of the polarization transformation matrix of the magnetic circuit 3 is the same as the negative of the phase difference value of the elliptical polarization signal, namely the two normal directions of the magnetic circuit
The phase difference value is the same as the negative of the phase difference value of the elliptically polarized signal. The first excitation signal is a current signal.
The matrix corresponding to the elliptically polarized signals includes:
where theta represents the angle of the polarization ratio of the elliptically polarized signal,
representing the phase difference of the elliptically polarized signals, j represents the unit imaginary number.
When the first excitation signal is not transmitted to the first coil 10 of the magnetic circuit 3, the polarization transformation matrix of the magnetic circuit 3 includes:
where Φ represents a phase difference of the polarization transformation matrix of the magnetic circuit 3.
The first excitation signal is transmitted to the first coil 10 of the magnetic circuit 3 such that the phase difference value of the polarization transformation matrix of the magnetic circuit 3 is the same as the negative of the phase difference value of the elliptically polarized signal, the polarization transformation matrix of the magnetic circuit 3 comprises:
multiplying the polarization transformation matrix of the magnetic circuit 3 by the matrix corresponding to the elliptical polarization signal to obtain the initial linear polarization signal specifically comprises:
in the above embodiment, the first excitation signal output by the first driving circuit is transmitted to the first coil of the magnetic circuit, so that the phase difference value of the polarization transformation matrix of the magnetic circuit is the same as the negative of the phase difference value of the elliptical polarization signal, and the matrix corresponding to the elliptical polarization signal is multiplied by the polarization transformation matrix of the magnetic circuit, that is, the phase compensation is completed, thereby improving the accuracy and speed of the phase compensation.
Optionally, in an embodiment of the present invention, S3 includes:
the second excitation signal output by the second driving circuit 9 is transmitted to the second coil 11 of the magnetic yoke, so that the negative number of the rotation angle value of the polarization transformation matrix of the magnetic yoke 5 is the same as the negative number of the angle value of the polarization ratio of the elliptical polarization signal;
multiplying the polarization transformation matrix of the magnetic yoke 5 by the matrix corresponding to the initial linear polarization signal to obtain a target linear polarization signal;
the target linearly polarized signal is output through the second connection member 6.
In this embodiment, the second driving circuit 9 is configured to generate a second excitation signal and transmit the second excitation signal to the second coil 11 of the yoke 5, so that the yoke generates a longitudinal magnetic field. The second coil 11 transferred to the yoke 5 makes the rotation angle value of the polarization transformation matrix of the yoke 5 the same as the negative of the angle value of the polarization ratio of the elliptically polarized signal, i.e., the included angle value formed by the direction of the initial linearly polarized signal and the direction of the receiving channel is the same as the negative of the angle value of the polarization ratio of the elliptically polarized signal. The second driving signal is a pulse width signal.
When the second excitation signal is not transmitted to the second coil 11 of the yoke 5, the polarization transformation matrix of the yoke 5 includes:
where Ψ denotes the rotation angle of the polarization transformation matrix of the yoke 5, i.e., the angle formed by the direction of the initial linearly polarized signal and the direction of the reception channel.
The second excitation signal is transmitted to the second coil 11 of the yoke 5, so that the rotation angle value of the polarization transformation matrix of the yoke 5 is the same as the negative of the angle value of the polarization ratio of the elliptically polarized signal, and then the polarization transformation matrix of the yoke 5 includes:
multiplying the polarization transformation matrix of the magnetic yoke 5 by the matrix corresponding to the initial linear polarization signal to obtain the target linear polarization signal specifically comprises:
in the above embodiment, the second excitation signal output by the second driving circuit is transmitted to the second coil of the magnetic yoke, so that the negative number of the rotation angle value of the polarization transformation matrix of the magnetic yoke is the same as the negative number of the angle value of the polarization ratio of the elliptical polarization signal, and the polarization transformation matrix of the magnetic yoke is multiplied by the matrix corresponding to the initial linear polarization signal, that is, the angle compensation is completed, the precision and speed of the angle compensation are improved, and the polarization matching can be completed by the mobile neutral pass polarizer.
The direction of the receiving channel is set in the direction of the target polarized signal, and the receiving channel is matched with the vertical array antenna.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent replacements, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A SOTM full polarizer, comprising: the device comprises a compression orthogonal mode, a first connecting piece, a magnetic circuit, a ferrite rod, a magnetic yoke, a second connecting piece, a first driving circuit and a second driving circuit; the output end of the compression orthogonal mode is connected with one end of a ferrite rod through the first connecting piece, the other end of the ferrite rod is connected with the second connecting piece, the magnetic circuit and the magnetic yoke are fixedly sleeved on the ferrite rod, the magnetic circuit is close to the side of the first connecting piece, the magnetic yoke is close to the side of the second connecting piece, a first coil is wound on a magnetic pole of the magnetic circuit, the first coil is connected with the first driving circuit, a second coil is wound on an area, surrounded by the magnetic yoke, of the ferrite rod, the second coil is connected with the second driving circuit, and the ferrite rod is plated with a metal film;
the first connector comprises a first flange and a first matching medium;
the first matching medium is fixed at one end of the ferrite rod, and the output end of the compression orthogonal mode and one end of the ferrite rod, which is fixed with the first matching medium, are connected in the shaft hole of the first flange;
the second connecting piece comprises a second flange and a second matching medium;
the second matching medium is fixed at the other end of the ferrite rod, and one end of the ferrite rod, which is fixed with the second matching medium, is fixed in the shaft hole of the second flange;
the output end of the compression orthogonal mode is a square opening, and the propagation constants of the compression orthogonal mode, the first flange and the second flange are the same.
2. The all-pass-in-motion polarizer of claim 1, wherein the thickness of the metal film is 2 to 3 times of skin depth, and the expression of the skin depth comprises:
wherein M is skin depth, ω is microwave angular frequency of the metal film, σ is electrical conductivity of the metal film, μ0Is the permeability of the metal film.
3. The all-pass-in-motion polarizer of claim 1, further comprising a support assembly, wherein the first connector and the second connector are connected by the support assembly, and the support assembly comprises a first support and a second support; one end of the first supporting piece and one end of the second supporting piece are fixed on the first flange, the other end of the first supporting piece and the other end of the second supporting piece are fixed on the second flange, and the first supporting piece and the second supporting piece are symmetrical relative to the ferrite rod.
4. The all-pass-in-motion full polarizer of claim 1, wherein the dielectric constants of the first matching medium and the second matching medium are both 8.4, and the materials are both 95 porcelain alumina ceramics.
5. The all-pass-in-motion polarizer as claimed in claim 1, wherein four of the magnetic poles are arranged on the inner side wall of the magnetic circuit, the four magnetic poles are symmetrical with respect to the central axis of the magnetic circuit, the adjacent magnetic poles are unlike magnetic poles, and the first coil is wound on the four magnetic poles.
6. The all-pass-in-the-motion full polarizer is characterized in that the material of the ferrite rod is Ni-based ferrite or garnet.
7. A method of processing microwave signals using the all-pass-in-the-middle polarizer of any of claims 1-6, comprising:
s1, synthesizing the first microwave signal and the second microwave signal acquired from the vertical array antenna into an elliptically polarized signal by the compressive orthogonal mode, and inputting the elliptically polarized signal into one end of the ferrite rod through the first connecting piece;
s2, outputting a first excitation signal to the magnetic circuit through the first drive circuit, performing phase compensation on the elliptical polarization signal through the first excitation signal to obtain an initial linear polarization signal, and transmitting the initial linear polarization signal to the other end of the ferrite rod;
and S3, outputting a second excitation signal to the magnetic yoke through the second drive circuit, performing angle compensation on the initial linear polarization signal through the second excitation signal to obtain a target linear polarization signal, and outputting the target linear polarization signal through the second connecting piece.
8. The method according to claim 7, wherein the S2 includes:
a first excitation signal output by the first driving circuit is transmitted to a first coil of the magnetic circuit, so that the phase difference value of a polarization transformation matrix of the magnetic circuit is the same as the negative of the phase difference value of an elliptical polarization signal;
and multiplying the polarization transformation matrix of the magnetic circuit by the matrix corresponding to the elliptical polarization signal to obtain an initial linear polarization signal.
9. The method according to claim 8, wherein the S3 includes:
a second excitation signal output by the second driving circuit is transmitted to a second coil of the magnetic yoke, so that the negative number of the rotation angle value of the polarization transformation matrix of the magnetic yoke is the same as the negative number of the angle value of the polarization ratio of the elliptical polarization signal;
multiplying the polarization transformation matrix of the magnetic yoke with the matrix corresponding to the initial linear polarization signal to obtain a target linear polarization signal;
and outputting the target linear polarization signal through the second connecting piece.
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