CN107703487B - A kind of integrated weather radar dual-polarization components - Google Patents
A kind of integrated weather radar dual-polarization components Download PDFInfo
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- CN107703487B CN107703487B CN201710840530.0A CN201710840530A CN107703487B CN 107703487 B CN107703487 B CN 107703487B CN 201710840530 A CN201710840530 A CN 201710840530A CN 107703487 B CN107703487 B CN 107703487B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/024—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00 using polarisation effects
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Abstract
The present invention relates to a kind of integrated weather radar dual-polarization components, which includes: polarization switching module, transmitting-receiving conversion module, receives protective module, coupling module, control module；Further include: test module and amplitude-phase consistency module.Integrated weather radar dual-polarization components through the invention; it can be by combinations such as polarization switching function, transmitting-receiving conversion function, reception defencive function, test interface function, Phase amplitude-matched sexual functions in a component; greatly reduce the occupied space of component; its this component is not needed using external equipment; and Structure of need, interface coordination are also fairly simple in use, it is very easy to use.
Description
Technical field
The invention belongs to weather radar testing field more particularly to a kind of integrated weather radar dual-polarization components.
Background technique
New development direction one of of the DUAL POLARIZATION WEATHER RADAR as weather radar field is known in quantitative precipitation estimation, hail
Not, rainfall particle classifying etc. plays increasing effect.DUAL POLARIZATION WEATHER RADAR can work in single polarization mode
Polarization switching with dual polarization mode, single polarization mode and dual polarization mode needs polarization switch, which is known as the switching that polarizes
Function.When transmitter emits HIGH-POWERED MICROWAVES work, electromagnetic wave is passed through waveguide transmission to antenna by weather radar, and microwave encounters mesh
When mark reflects to form echo-signal and is received by the antenna, by waveguide transmission to receiver, which is known as receiving and dispatching turns echo-signal
Change function.The generation that power leakage causes receiver to damage when HIGH-POWERED MICROWAVES emits in order to prevent, weather radar need to configure
Protective switch protects receiver not to be destroyed, which is known as receiving defencive function.In order to monitor transmitter power, test connects
Receipts system, weather radar are frequently necessary to configuration test interface, which is known as test interface function.Weather radar dual polarization mode
When work, amplitude, the phase equalization of signal and vertical polarization transmitting signal are emitted by adjusting horizontal polarization, guarantees antenna hair
The signal penetrated synthesizes oblique 45 ° of linear polarity formats in the sky, which is known as Phase amplitude-matched sexual function.
Existing weather radar complete polarization switching function, transmitting-receiving conversion function, receive defencive function, test interface function,
Phase amplitude-matched sexual function needs multiple and different components, but these components are typically distributed across multiple subsystems of Weather radar system
In, occupied space is larger, and some even needs external equipment to transfer, and Structure of need, interface coordination are also more complicated in use, makes
With very inconvenient.
Summary of the invention
The technical problems to be solved by the present invention are: existing weather radar completes polarization switching function, transmitting-receiving conversion function
Energy, reception defencive function, test interface function, Phase amplitude-matched sexual function etc. need multiple and different components, and these components occupy
Space is larger, and some even needs external equipment to transfer, and Structure of need, interface coordination are also more complicated in use, using very
It is inconvenient.
To solve technical problem above, the present invention provides a kind of integrated weather radar dual-polarization components, the groups
Part includes: polarization switching module, transmitting-receiving conversion module, receives protective module, coupling module, control module；
The polarization switching module, in the work of dual polarization mode, transmitting signal to be converted into horizontal emission signal
With Vertical Launch signal, and respectively along horizontal polarization transmission channel and vertical polarization transmission channel by the horizontal emission signal and
The Vertical Launch signal is sent to the transmitting-receiving conversion module；
The transmitting-receiving conversion module, for the horizontal emission signal and the Vertical Launch signal to be forwarded to the coupling
Mold block；
The coupling module, the coupling module, for receiving the horizontal emission signal and the Vertical Launch signal,
And the power monitoring signal for the horizontal emission signal for being coupled into the horizontal emission signal and the Vertical Launch signal respectively
With the power monitoring signal of Vertical Launch signal, while the horizontal emission signal and the Vertical Launch signal being emitted to outer
Portion's equipment, and the standing wave coupling that the horizontal emission signal and the Vertical Launch signal are generated in the external equipment respectively
Synthesize horizontal standing wave monitoring signals and vertical standing wave monitoring signals；
The reception protective module, for absorbing the horizontal emission letter leaked from the transmitting-receiving conversion module
Number and the Vertical Launch signal；
The control module is attached with the polarization switching module, the reception protective module respectively, is respectively used to
The switching that the polarization switching module carries out operating mode is controlled when transmitting signals, and the control reception protective module is inhaled
Receive the horizontal emission signal and the Vertical Launch signal leaked from the transmitting-receiving conversion module.
Beneficial effects of the present invention: integrated weather radar dual-polarization components through the invention can cut polarization
The combinations such as function, transmitting-receiving conversion function, reception defencive function, test interface function, Phase amplitude-matched sexual function are changed in a component
In, greatly reduce the occupied space of component, this component is not needed using external equipment, and using middle Structure of need, connect
Mouth coordination is also fairly simple, very easy to use.
Further, component further include: test module；The test module, for will connect when receiving test signal
The test signal received is converted into virtual horizontal polarization echo-signal and virtual vertical polarization echo-signal, so as to outside
Receiving device determines described outer according to the virtual horizontal polarization echo-signal and the virtual vertical polarization echo-signal
The situation of portion's receiving device.
It is above-mentioned further to increase test module in assembly the utility model has the advantages that passing through, test can be played the role of, reduced
External test equipment, simplifies the structure of the component.
Further, the coupling module is also used to receive the reflected horizontal polarization of the external equipment and receives letter
Number and vertical polarization receive signal, and will the received reflected horizontal polarization reception signal of the external equipment and vertical pole
Change reception signal and is sent to the transmitting-receiving conversion module；
The transmitting-receiving conversion module, be also used to receive the external equipment reflected horizontal polarization signal and
The vertical polarization receives signal and is forwarded to the reception protective module；
The reception protective module, is also used to receive the horizontal polarization signal and the vertical polarization receives signal and turns
It is sent to the test module；
The test module, is also used to receive the horizontal polarization signal and the vertical polarization receives signal and turns respectively
Change horizontal polarization echo-signal and vertical polarization echo-signal into, and by the horizontal polarization echo-signal and the vertical polarization
Echo-signal is sent to the external equipment；
The control module, is also used to control the reception protective module and the test module is connected, so as to the survey
Die trial block receives the horizontal polarization and receives signal and the vertical polarization signal.
It is above-mentioned further the utility model has the advantages that reflected signal, by above-mentioned coupling module, transmitting-receiving conversion module,
Protective module, control module are received, system structure is greatly simplified.
Further, the polarization switching module, be also used to single polarization mode work when, directly will transmitting signal along
The horizontal polarization transmission channel is sent to the transmitting-receiving conversion module.
Further, component further include: amplitude-phase consistency module；The component further include: amplitude-phase consistency module；It is described
Polarization switching module, the amplitude-phase consistency module and the transmitting-receiving conversion module are sequentially connected, and are set for receiving the outside
The standby control fed back when detecting that the horizontal polarization transmitting signal and vertical polarization transmitting signal amplitude, phase are inconsistent
System instruction, and horizontal polarization transmitting signal and vertical polarization transmitting signal are adjusted to by width according to the control instruction
Degree, the consistent signal of phase.
Further, the polarization switching module include: ferrite switch K1, ferrite switch K2, ferrite switch K3,
Power splitter a, load；
In the work of dual polarization mode, the control module controls the ferrite switch K1 and switches to the power splitter
The side a, the control ferrite switch K2 switch to the other side power splitter a, control ferrite switch K3 switch to it is described vertical
Polar transmitter channel；
In the work of single polarization mode, the control module control ferrite switch K1 is switched to be opened with the ferrite
The side for closing K2 connection, controls the ferrite switch K3 and switches to load.
Further, the transmitting-receiving conversion module includes: circulator H and circulator V；The circulator H passes through the water
Mean pole transmission channel is connect with the ferrite switch K2, and is also connect with the coupling module, the reception protective module,
For the horizontal emission signal to be forwarded to the coupling module, and the water for receiving the coupling module transmission
Flat polarization reception signal, and the received horizontal polarization is received into signal and is sent to the protective switch module；
The circulator V is connect by the vertical polarization transmission channel with the ferrite switch K3, and also with it is described
Coupling module, reception protective module connection, for the Vertical Launch signal to be forwarded to the coupling module；And it uses
Signal is received in receiving the vertical polarization that the coupling module is sent, and the received vertical polarization is received into signal hair
It send to the protective switch module.
Further, the coupling module includes: transmitting coupler H, transmitting coupler V；
The transmitting coupler H, the horizontal polarization transmitting signal for sending the circulator H are coupled into described
The power monitoring signal of horizontal emission signal, and horizontal polarization transmitting signal is sent to the external equipment, simultaneously will
The standing wave that the horizontal emission signal generates in the external equipment is coupled into horizontal standing wave monitoring signals；
The transmitting coupler V, the vertical polarization transmitting signal for sending the circulator V are coupled into described
The power monitoring signal of Vertical Launch signal, and vertical polarization transmitting signal is sent to the external equipment, simultaneously will
The standing wave that the Vertical Launch signal generates in the external equipment is coupled into vertical standing wave monitoring signals.
Further, the reception protective module includes: protective switch H and protective switch V；
The protective switch H is connect by horizontal polarization receiving channel with the circulator H, for absorbing from the annular
The horizontal emission signal leaked in device H is also used to receive the horizontal polarization that the circulator H is sent and receives letter
Number, and horizontal polarization reception signal is sent to the test module；
The protective switch V is connect by vertical polarization receiving channel with the circulator V, for absorbing from the annular
The Vertical Launch signal leaked in device V is also used to receive the vertical polarization that the circulator V is sent and receives letter
Number, and vertical polarization reception signal is sent to the test module.
It is above-mentioned further the utility model has the advantages that some leakages can be absorbed by above-mentioned protective switch H and protective switch V
Signal, avoid damaging subsequent module.
Further, the test module includes: power splitter b, receives coupler H, receives coupler V；
The power splitter b is converted into the virtual level for receiving the test signal, and by the test signal
Polar echo signal and the virtual vertical polarization echo-signal；
The reception coupler H is logical for receiving the virtual horizontal polarization echo-signal along the horizontal polarization
Road is sent to the external equipment；It is also used to horizontal polarization reception signal being converted into the horizontal polarization echo-signal,
And the horizontal polarization echo-signal is sent to the external equipment along the horizontal polarization receiving channel；
The reception coupler V is logical for receiving the virtual vertical polarization echo-signal along the vertical polarization
Road is sent to the external equipment；It is also used to vertical polarization reception signal being converted into the vertical polarization echo-signal,
And the vertical polarization echo-signal is sent to the external equipment along the horizontal polarization receiving channel.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of integrated weather radar dual-polarization components of embodiment 1；
Fig. 2 is a kind of structural schematic diagram of integrated weather radar dual-polarization components of embodiment 2；
Fig. 3 is a kind of structural schematic diagram of integrated weather radar dual-polarization components of embodiment 5；
Fig. 4 is a kind of schematic diagram of integrated weather radar dual-polarization components of the invention.
Specific embodiment
The principle and features of the present invention will be described below with reference to the accompanying drawings, and the given examples are served only to explain the present invention, and
It is non-to be used to limit the scope of the invention.
As shown in Figure 1, providing a kind of integrated weather radar dual-polarization components, the group in the embodiment of the present invention 1
Part includes: that the component includes: polarization switching module, transmitting-receiving conversion module, receives protective module, coupling module, control module；
The polarization switching module, in the work of dual polarization mode, transmitting signal to be converted into horizontal emission signal
With Vertical Launch signal, and respectively along horizontal polarization transmission channel and vertical polarization transmission channel by the horizontal emission signal and
The Vertical Launch signal is sent to the transmitting-receiving conversion module；
The transmitting-receiving conversion module, for the horizontal emission signal and the Vertical Launch signal to be forwarded to the coupling
Mold block；
The coupling module, for receiving the horizontal emission signal and the Vertical Launch signal, and by the level
Power monitoring signal and the Vertical Launch letter for the horizontal emission signal that transmitting signal and the Vertical Launch signal are coupled into respectively
Number power monitoring signal, while the horizontal emission signal and the Vertical Launch signal being emitted to external equipment, and will
The standing wave that the horizontal emission signal and the Vertical Launch signal generate in the external equipment respectively is coupled into level and stays
Wave monitoring signals and vertical standing wave monitoring signals；
The reception protective module, for absorbing the horizontal emission letter leaked from the transmitting-receiving conversion module
Number and the Vertical Launch signal；
The control module is attached with the polarization switching module, the reception protective module respectively, is respectively used to
The switching that the polarization switching module carries out operating mode is controlled when transmitting signals, and the control reception protective module is inhaled
Receive the horizontal emission signal and the Vertical Launch signal leaked from the transmitting-receiving conversion module.
It should be noted that control module can receive externally input control signal X1 in the present embodiment 1, and by these
Control signal X1 is sent to polarization switching module, if the received control signal of the polarization switching module is low level, the pole
Change switching module and be switched to dual-polarized operating mode, which is dual polarization working condition.Emit in external input and believes
When number X2, if the component is in dual-polarized operating mode at this time, polarization switching module is converted into level for signal X2 is emitted
Emit signal and Vertical Launch signal, and respectively along horizontal polarization transmission channel and vertical polarization transmission channel by the horizontal emission
Signal and the Vertical Launch signal are sent to transmitting-receiving conversion module；
The transmitting-receiving conversion module is receiving the horizontal emission signal and the Vertical Launch signal is forwarded to coupling module, and
The coupling module can receive the horizontal emission signal and the Vertical Launch signal, and by the horizontal emission signal and the Vertical Launch
Signal is coupled into the power monitoring signal of horizontal emission signal and the power monitoring signal of Vertical Launch signal respectively, while by water
Flat polar transmitter signal and vertical polarization transmitting signal emit to external equipment.Wherein since portion can be revealed in transmitting-receiving conversion module
Divide horizontal emission signal and Vertical Launch signal, is leaked out from the transmitting-receiving conversion module so the reception protective module can be absorbed
The horizontal emission signal and the Vertical Launch signal come.
In addition, can also connect some monitoring devices in coupling module, these equipment are for level monitoring direction
Signal, as shown in Figure 4, such as the external interface X8 of the coupling module, level monitoring power；Or external interface X10,
Horizontal standing wave monitoring；Or external interface X9, vertically monitor power；Or external interface X110, vertical standing wave monitoring.
Optionally, as shown in Figure 2, component in another embodiment 2 further include: test module；The test module,
For receive test signal when, the test signal is converted into virtual horizontal polarization echo-signal and virtual by received
Vertical polarization echo-signal, so that external reception equipment is according to the virtual horizontal polarization echo-signal and described virtual
Vertical polarization echo-signal determines the situation of the external reception equipment.
It should be noted that being when work does not occur for above-mentioned component, only in the component in the present embodiment 2
Test module carries out test job, then the test module can only receive the test signal X7 of external equipment input, it will be received
Test signal X7 is converted into virtual horizontal polarization echo-signal and virtual vertical polarization echo-signal, so that outside receives
Equipment determines that the outside connects according to the virtual horizontal polarization echo-signal and the virtual vertical polarization echo-signal
The situation of receiving unit.Such as: the virtual horizontal polarization echo-signal and the virtual vertical polarization echo-signal consistency are good
It is good, then illustrating that the external reception equipment is intact, conversely, the external reception equipment consistency is bad, need to correct.
Optionally, as shown in Figure 3 and Figure 4, the component includes: in another embodiment 3
The coupling module is also used to receive the reflected horizontal polarization of the external equipment and receives signal and vertical pole
Change and receive signal, and the received reflected horizontal polarization of external equipment is received into signal and vertical polarization reception signal
It is sent to the transmitting-receiving conversion module；
The transmitting-receiving conversion module, be also used to receive the external equipment reflected horizontal polarization signal and
The vertical polarization receives signal and is forwarded to the reception protective module；
The reception protective module, is also used to receive the horizontal polarization signal and the vertical polarization receives signal and turns
It is sent to the test module；
The test module, is also used to receive the horizontal polarization signal and the vertical polarization receives signal and turns respectively
Change horizontal polarization echo-signal and vertical polarization echo-signal into, and by the horizontal polarization echo-signal and the vertical polarization
Echo-signal is sent to external equipment；
The control module, is also used to control the reception protective module and the test module is connected, so as to the survey
Die trial block receives the horizontal polarization and receives signal and the vertical polarization signal.
It should be noted that it is outer in above-described embodiment in the embodiment 3 to be that coupling module in the component also receives
Equipment reflected horizontal polarization in portion's receives signal X3 and vertical polarization receives signal X4, and the received horizontal polarization is connect
The collection of letters number and the vertical polarization receive signal and are sent to transmitting-receiving conversion module；
After the transmitting-receiving conversion module, which receives the horizontal polarization, receives signal and vertical polarization reception signal, by these
Signal conversion direction is forwarded to reception protective module；Reception protective module at this time can under the control of control module, and opening is opened
It closes, allows signal directly to pass through the reception protective module and be forwarded to test module；
If at this point, the test module is not received by externally input test signal X7, then the test module should
Horizontal polarization receives signal and the vertical polarization receives signal and is converted into horizontal polarization echo-signal X5 and vertical polarization time respectively
Wave signal X6.
Optionally, polarize switching module described in another embodiment 4, is also used to when single polarization mode works, directly
Transmitting signal is sent to the transmitting-receiving conversion module along the horizontal polarization transmission channel.
It should be noted that giving polarization switching module when control module sends control signal X1 in the present embodiment 4, and it is somebody's turn to do
When the received control signal X1 of switching module that polarizes is high level, then the polarization switching module is switched to single polarization mode.When
In single polarization mode, which directly emits transmitting signal X2 along the horizontal polarization leads to the component operation
Road is sent to transmitting-receiving conversion module, which is sent to external equipment for transmitting signal X2.
Optionally, as shown in figure 3, in another embodiment 5 component further include: amplitude-phase consistency module；The component is also
It include: amplitude-phase consistency module；The polarization switching module, the amplitude-phase consistency module and the transmitting-receiving conversion module are successively
Connection is detecting the horizontal polarization transmitting signal and vertical polarization transmitting signal width for receiving the external equipment
The control instruction fed back when degree, phase are inconsistent, and the horizontal polarization is emitted by signal and described according to the control instruction
Vertical polarization transmitting signal is adjusted to the consistent signal of amplitude, phase.
It should be noted that the component should include amplitude-phase consistency module in the present embodiment 5；The amplitude-phase consistency module
Setting is between polarization switching module and transmitting-receiving conversion module, when sending the horizontal emission signal and the Vertical Launch signal,
It does not work, and only allows the horizontal emission signal and the Vertical Launch signal to reach the transmitting-receiving conversion module by it, only
When coupling module sends horizontal polarization transmitting signal and vertical polarization transmitting signal to external equipment, horizontal polarization hair is monitored
It penetrates signal and the vertical polarization and emits signal, when detecting horizontal polarization transmitting signal and vertical polarization hair in external equipment
Penetrate signal amplitude, phase it is inconsistent when, external equipment feedback control, which instructs, gives the amplitude-phase consistency module, and the amplitude-phase consistency
Horizontal polarization transmitting signal and vertical polarization transmitting signal are adjusted to amplitude, phase after receiving the control instruction by module
The consistent signal in position.
Optionally, described in another embodiment 6 polarization switching module include: ferrite switch K1, ferrite switch K2,
Ferrite switch K3, power splitter a, load；
In the work of dual polarization mode, the control module controls the ferrite switch K1 and switches to the power splitter
The side a, the control ferrite switch K2 switch to the other side power splitter a, control ferrite switch K3 switch to it is described vertical
Polar transmitter channel；
In the work of single polarization mode, the control module control ferrite switch K1 is switched to be opened with the ferrite
The side for closing K2 connection, controls the ferrite switch K3 and switches to load.
It should be noted that in the present embodiment 6 polarize switching module include: ferrite switch K1, ferrite switch K2,
Ferrite switch K3, power splitter a, load；And when the component is work in dual polarization mode, then control module controls the iron
Oxysome switch K1 switch to the side power splitter a, control ferrite switch K2 switch to the other side power splitter a, control iron oxygen
Body switch K3 switches to the vertical polarization transmission channel, and transmitting signal X2 in this way can be converted into horizontal emission in power splitter
Signal and Vertical Launch signal, which can enter horizontal polarization transmission channel along ferrite switch K2, and be somebody's turn to do
Vertical Launch signal can enter vertical polarization transmission channel along ferrite switch K3.
When the component is work in single polarization mode, control module control ferrite switch K1 is switched to and the iron oxygen
The side of body switch K2 connection controls ferrite switch K3 and switches to load；Transmitting signal in this way can directly pass through ferrite
Switch K1 and ferrite switch K2 enter horizontal polarization transmission channel.
Optionally, the transmitting-receiving conversion module described in another embodiment 7 includes: circulator H and circulator V；The annular
Device H is connect by the horizontal polarization transmission channel with the ferrite switch K2, and also with the coupling module, the reception
Protective module connection, for the horizontal emission signal to be forwarded to the coupling module, and for receiving the coupled mode
Block sends the horizontal polarization echo-signal, and the received horizontal polarization echo-signal is sent to the protective switch mould
Block；
The circulator V is connect by the vertical polarization transmission channel with the ferrite switch K3, and also with it is described
Coupling module, reception protective module connection, for the Vertical Launch signal to be forwarded to the coupling module；And it uses
The vertical polarization echo-signal is sent in receiving the coupling module, and the received vertical polarization echo-signal is sent
To the protective switch module.
It should be noted that the transmitting-receiving conversion module in the present embodiment 7 in the component includes: circulator H and circulator
V, and circulator H and circulator V is only by signal conversion direction, so when sending signal, circulator H and the circulator
Horizontal emission signal and Vertical Launch signal are forwarded to coupling module respectively by V, and circulator H is logical by horizontal polarization transmitting
Road is connect with ferrite switch K2, the coupling module, and circulator V passes through vertical polarization transmission channel and the ferrite switch
K3, coupling module connection.
In addition, circulator H is also connect with the reception protective module, the level is sent for receiving the coupling module
Polar echo signal, and the received horizontal polarization echo-signal is sent to the protective switch module；Similarly circulator V is also
It is connect with the reception protective module, sends the vertical polarization echo-signal for receiving the coupling module, and be somebody's turn to do received
Vertical polarization echo-signal is sent to the protective switch module.
Optionally, the coupling module described in another embodiment 8 includes: transmitting coupler H, transmitting coupler V；
The transmitting coupler H, the horizontal emission signal for sending the circulator H are coupled into the level
The power monitoring signal of polar transmitter signal, and horizontal polarization transmitting signal is sent to the external equipment, simultaneously will
The standing wave that the horizontal emission signal generates in the external equipment is coupled into horizontal standing wave monitoring signals；
The transmitting coupler V, the Vertical Launch signal for sending the circulator V are coupled into described vertical
The power monitoring signal of polar transmitter signal, and vertical polarization transmitting signal is sent to the external equipment, simultaneously will
The standing wave that the Vertical Launch signal generates in the external equipment is coupled into vertical standing wave monitoring signals.
It should be noted that the coupling module includes: transmitting coupler H, transmitting coupler V in the present embodiment 8；The hair
It penetrates coupler H to connect with circulator H, also be connect with external equipment, transmitting coupler H receives the level of circulator H transmission
Emit signal, and the received horizontal emission signal is coupled into the power monitoring signal of horizontal polarization transmitting signal, and should
Horizontal polarization transmitting signal is sent to external equipment, while the standing wave coupling that the horizontal emission signal is generated in the external equipment
Synthesize horizontal standing wave monitoring signals.Similarly, transmitting coupler V is connect with circulator V, is also connect with external equipment, the transmitting coupling
Clutch V receives the power monitoring signal of the Vertical Launch signal of circulator V transmission, and by the received Vertical Launch signal coupling
It synthesizes vertical polarization and emits signal, and vertical polarization transmitting signal is sent to external equipment, while the Vertical Launch being believed
Number standing wave generated in the external equipment is coupled into vertical standing wave monitoring signals.
Optionally, as shown in figure 4, the reception protective module described in another embodiment 9 includes: protective switch H and protection
Switch V；
The protective switch H is connect by horizontal polarization receiving channel with the circulator H, for absorbing from the annular
The horizontal emission signal leaked in device H is also used to receive the horizontal polarization that the circulator H is sent and receives letter
Number, and horizontal polarization reception signal is sent to the test module；
The protective switch V is connect by vertical polarization receiving channel with the circulator V, for absorbing from the annular
The Vertical Launch signal leaked in device V is also used to receive the vertical polarization that the circulator V is sent and receives letter
Number, and vertical polarization reception signal is sent to the test module.
It should be noted that the reception protective module includes: protective switch H and protective switch V in the present embodiment 9；It should
Protective switch H when transmitting signals, only absorbs the horizontal emission signal leaked from circulator H, only in outside
During equipment reflection meeting signal, protective switch H can be controlled by control module, receive the horizontal pole of circulator H transmission
Change and receive signal, and horizontal polarization reception signal is sent to test module；Similarly, protective switch V when transmitting signals, only
It is to absorb the Vertical Launch signal leaked from circulator V, it, should only during external equipment reflects meeting signal
Protective switch V can be controlled by control module, and the vertical polarization for receiving circulator V transmission receives signal, and vertical polarization is connect
The collection of letters number is sent to test module.
Optionally, as shown in figure 4, the test module described in another embodiment 10 includes: power splitter b, receives coupler
H, coupler V is received；
The power splitter b is converted into the virtual level for receiving the test signal, and by the test signal
Polar echo signal and the virtual vertical polarization echo-signal；
The reception coupler H is logical for receiving the virtual horizontal polarization echo-signal along the horizontal polarization
Road is sent to the external equipment；It is also used to horizontal polarization reception signal being converted into the horizontal polarization echo-signal,
And the horizontal polarization echo-signal is sent to the external equipment along the horizontal polarization receiving channel；
The reception coupler V is logical for receiving the virtual vertical polarization echo-signal along the vertical polarization
Road is sent to the external equipment；It is also used to vertical polarization reception signal being converted into the vertical polarization echo-signal,
And the vertical polarization echo-signal is sent to the external equipment along the horizontal polarization receiving channel.
It should be noted that when signal X2 does not occur to emit for the component or reception outside is set in the present embodiment 10
When the signal of standby feedback, only test module works, then after power splitter b receives test signal X7, and will test signal X7
It is converted into virtual horizontal polarization echo-signal and virtual vertical polarization echo-signal, reception coupler H is exactly will be virtual
Horizontal polarization echo-signal be sent to external equipment along horizontal polarization receiving channel, and reception coupler V just only will be empty
Quasi- vertical polarization echo-signal is sent to external equipment along vertical polarization receiving channel.
In the present specification, the schematic representation of the above terms does not necessarily have to refer to the same embodiment or example.
Moreover, particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples with suitable
Mode combines.In addition, without conflicting with each other, those skilled in the art can be by difference described in this specification
The feature of embodiment or example and different embodiments or examples is combined.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (7)
1. a kind of integrated weather radar dual-polarization components, which is characterized in that the component includes: polarization switching module, transmitting-receiving
Conversion module receives protective module, coupling module, control module, test module and amplitude-phase consistency module；
The polarization switching module, for transmitting signal being converted into horizontal emission signal and is hung down in the work of dual polarization mode
Straight hair penetrates signal, and respectively along horizontal polarization transmission channel and vertical polarization transmission channel by the horizontal emission signal and described
Vertical Launch signal is sent to the transmitting-receiving conversion module；
The transmitting-receiving conversion module, for the horizontal emission signal and the Vertical Launch signal to be forwarded to the coupled mode
Block；
The coupling module, for receiving the horizontal emission signal and the Vertical Launch signal, and by the horizontal emission
The power monitoring signal of the horizontal emission signal that signal and the Vertical Launch signal are coupled into respectively and Vertical Launch signal
Power monitoring signal, while the horizontal emission signal and the Vertical Launch signal being emitted to external equipment, and will be described
The standing wave that horizontal emission signal and the Vertical Launch signal generate in the external equipment respectively is coupled into horizontal standing wave prison
Survey signal and vertical standing wave monitoring signals；It is also used to receive the reflected horizontal polarization of the external equipment to receive signal and hang down
Straight polarization reception signal, and will the received reflected horizontal polarization of external equipment receive signal and it is described vertically
Polarization reception signal is sent to the transmitting-receiving conversion module；
The reception protective module, for absorb from the transmitting-receiving conversion module horizontal emission signal that leaks and
The Vertical Launch signal；
The control module is attached with the polarization switching module, the reception protective module respectively, is respectively used to sending out
Control the switching that the polarization switching module carries out operating mode when penetrating signal, and the absorption of control the receptions protective module from
The horizontal emission signal and the Vertical Launch signal leaked in the transmitting-receiving conversion module；
The polarization switching module includes: ferrite switch K1, ferrite switch K2, ferrite switch K3, power splitter a, load；
In the work of dual polarization mode, the control module controls the ferrite switch K1 and switches to the side the power splitter a, control
Make the ferrite switch K2 switches to the other side power splitter a, control ferrite switch K3 switches to vertical polarization transmitting
Channel；In the work of single polarization mode, the control module control ferrite switch K1 is switched to and the ferrite switch
The side of K2 connection controls the ferrite switch K3 and switches to load；
The transmitting-receiving conversion module includes: circulator H and circulator V；
The reception protective module includes: protective switch H and protective switch V；The protective switch H is received logical by horizontal polarization
Road is connect with the circulator H, for absorbing the horizontal emission signal leaked from the circulator H, the guarantor
Shield switch V is connect by vertical polarization receiving channel with the circulator V, is leaked from the circulator V for absorbing
The Vertical Launch signal；
The test module, for when receiving test signal, the received test signal to be converted into virtual horizontal pole
Change echo-signal and virtual vertical polarization echo-signal, so that external reception equipment is according to the virtual horizontal polarization echo
Signal and the virtual vertical polarization echo-signal determine the situation of the external reception equipment；It is also used to the horizontal pole
Change reception signal and the vertical polarization receive signal and is converted into horizontal polarization echo-signal and vertical polarization echo-signal respectively,
And the horizontal polarization echo-signal and the vertical polarization echo-signal are sent to the external equipment；
The amplitude-phase consistency module, the polarization switching module, the amplitude-phase consistency module and the transmitting-receiving conversion module
It is sequentially connected, for receiving the external equipment in the width for detecting horizontal polarization transmitting signal and vertical polarization transmitting signal
The control instruction fed back when degree, phase are inconsistent, and the horizontal polarization is emitted by signal and described according to the control instruction
Vertical polarization transmitting signal is adjusted to the consistent signal of amplitude, phase.
2. component according to claim 1, which is characterized in that
The transmitting-receiving conversion module is also used to receive the external equipment reflected horizontal polarization signal and described
Vertical polarization receives signal and is forwarded to the reception protective module；
The reception protective module, is also used to receive the horizontal polarization signal and the vertical polarization receives signal and is forwarded to
The test module；
The control module, is also used to control the reception protective module and the test module is connected, so as to the test mould
Block receives the horizontal polarization and receives signal and the vertical polarization signal.
3. component according to claim 2, which is characterized in that the polarization switching module is also used in single polarization mode
When work, transmitting signal is directly sent to the transmitting-receiving conversion module along the horizontal polarization transmission channel.
4. component according to claim 1, which is characterized in that the circulator H passes through the horizontal polarization transmission channel
It connect with the ferrite switch K2, and is also connect with the coupling module, the reception protective module, is used for the level
Transmitting signal is forwarded to the coupling module, and receives letter for receiving the horizontal polarization that the coupling module is sent
Number, and the received horizontal polarization is received into signal and is sent to the reception protective module；
The circulator V is connect by the vertical polarization transmission channel with the ferrite switch K3, and is also coupled with described
Module, reception protective module connection, for the Vertical Launch signal to be forwarded to the coupling module；And for connecing
It receives the vertical polarization that the coupling module is sent and receives signal, and the received vertical polarization is received into signal and is sent to
The reception protective module.
5. component according to claim 4, which is characterized in that the coupling module includes: transmitting coupler H, transmitting coupling
Clutch V；
The transmitting coupler H, the horizontal polarization transmitting signal for sending the circulator H are coupled into the level
Emit the power monitoring signal of signal, and horizontal polarization transmitting signal is sent to the external equipment, while will be described
The standing wave that horizontal emission signal generates in the external equipment is coupled into horizontal standing wave monitoring signals；
The transmitting coupler V, the vertical polarization transmitting signal for sending the circulator V are coupled into described vertical
Emit the power monitoring signal of signal, and vertical polarization transmitting signal is sent to the external equipment, while will be described
The standing wave that Vertical Launch signal generates in the external equipment is coupled into vertical standing wave monitoring signals.
6. component according to claim 4, which is characterized in that the protective switch H is also used to receive the circulator H
The horizontal polarization sent receives signal, and horizontal polarization reception signal is sent to the test module；
The protective switch V is also used to receive the vertical polarization that the circulator V is sent and receives signal, and hangs down described
Straight polarization reception signal is sent to the test module.
7. component according to claim 6, which is characterized in that the test module includes: power splitter b, receives coupler
H, coupler V is received；
The power splitter b is converted into the virtual horizontal polarization for receiving the test signal, and by the test signal
Echo-signal and the virtual vertical polarization echo-signal；
The reception coupler H, for sending out the virtual horizontal polarization echo-signal along the horizontal polarization receiving channel
Give the external equipment；It is also used to horizontal polarization reception signal being converted into the horizontal polarization echo-signal, and will
The horizontal polarization echo-signal is sent to the external equipment along the horizontal polarization receiving channel；
The reception coupler V, for sending out the virtual vertical polarization echo-signal along the vertical polarization receiving channel
Give the external equipment；It is also used to vertical polarization reception signal being converted into the vertical polarization echo-signal, and will
The vertical polarization echo-signal is sent to the external equipment along the horizontal polarization receiving channel.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109599643A (en) * | 2018-11-29 | 2019-04-09 | 北京无线电测量研究所 | A kind of X-band polarization microwave front-end component |
| CN109709557A (en) * | 2019-01-11 | 2019-05-03 | 四川省气象探测数据中心 | Base data acquisition methods and device |
| CN111812654B (en) * | 2020-08-27 | 2020-12-29 | 南京信大气象科学技术研究院有限公司 | Method for improving polarization isolation degree of dual-polarization phased array weather radar |
| CN112290176B (en) * | 2020-09-08 | 2022-03-04 | 北京无线电测量研究所 | Polarization-changing device with double-layer ferrite switch |
| CN112311427B (en) * | 2020-11-18 | 2021-06-18 | 成都迅翼卫通科技有限公司 | Satellite communication receiving and transmitting polarization switching control device |
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