CN206149260U - Microwave frequency conversion circuit and converter - Google Patents
Microwave frequency conversion circuit and converter Download PDFInfo
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- CN206149260U CN206149260U CN201621209439.6U CN201621209439U CN206149260U CN 206149260 U CN206149260 U CN 206149260U CN 201621209439 U CN201621209439 U CN 201621209439U CN 206149260 U CN206149260 U CN 206149260U
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Abstract
The utility model provides a microwave frequency conversion circuit and converter, wherein, the microwave frequency conversion circuit includes radio -frequency amplification module, high integrated control module, crystal oscillator module and voltage stabilizing module, the radio -frequency amplification module is amplified horizontal polarisation signal and vertical polarisation signal by control module control, and crystal oscillator module is to control module output local oscillator signal, and horizontal polarisation signal after control module will amplify, the vertical polarisation signal after amplifying and local oscillator signal mixing are handled and is given the receiver for intermediate frequency signal and output, and control module still adjusts the frequency size of local oscillator signal according to horizontal polarisation 0, and horizontal polarisation 1 supplies power horizontal polarisation 2's horizontal polarisation 3 to the default for control module. The utility model discloses a high integrated control module connects radio -frequency amplification module, crystal oscillator module and voltage stabilizing module and constitutes the microwave frequency conversion circuit that has the microwave frequency conversion function, and circuit structure is simple, and the peripheral circuit is few, can effectively reduce the interference between electronic components.
Description
Technical field
This utility model embodiment belongs to microwave technical field, more particularly to a kind of microwave frequency changer circuit and converter.
Background technology
With developing rapidly for microwave technology, realize that by microwave converter the electronic product of microwave signal process is also got over
Come more.However, the microwave frequency changer circuit complex structure of part electronic product, peripheral circuit is more, cause electronic devices and components it
Between isolation effect it is poor, there is serious interference between signal, the stability of circuit is relatively low.
Utility model content
This utility model provides a kind of microwave frequency changer circuit and converter, and circuit structure is simple, and peripheral circuit is few, Ke Yiyou
Effect reduces the interference between electronic devices and components.
On the one hand this utility model provides a kind of microwave frequency changer circuit, and which includes RF Amplifier Module, highly integrated control
Molding block, crystal oscillator module and Voltage stabilizing module；
First input controlled end of the RF Amplifier Module accesses horizontal polarization signals with the control module the
One control end connects, and the first controlled end of the RF Amplifier Module is connected with the second control end of the control module, described
Second input controlled end of RF Amplifier Module is accessed vertical polarization signal and is connected with the 3rd control end of the control module,
Second controlled end of the RF Amplifier Module is connected with the 4th control end of the control module, the RF Amplifier Module
3rd controlled end is connected with the 5th control end of the control module, and the output-controlled end of the RF Amplifier Module meets institute respectively
State the 6th control end and input of control module；The local oscillation signal input of the control module terminates the defeated of the crystal oscillator module
Go out end, the input of the local oscillation signal output termination crystal oscillator module of the control module, the input of the control module are defeated
Go out to hold external receiver and be input into the control signal of the receiver output；The external reception of input of the Voltage stabilizing module
Machine is simultaneously input into the voltage signal that the receiver is exported, the power end of the output termination control module of the Voltage stabilizing module；
The RF Amplifier Module is controlled to the horizontal polarization signals and vertical polarization letter by the control module
Number it is amplified, the crystal oscillator module exports local oscillation signal to the control module, the control module is by described in after amplification
Horizontal polarization signals, amplify after the vertical polarization signal and the local oscillation signal Frequency mixing processing be intermediate-freuqncy signal and export to
The receiver, the control module adjust the frequency size of the local oscillation signal, the voltage stabilizing always according to the control signal
The voltage-regulation of the voltage signal to preset value is powered by module for the control module.
On the other hand this utility model also provides a kind of converter, and which includes above-mentioned microwave frequency changer circuit.
This utility model connects RF Amplifier Module, crystal oscillator module and Voltage stabilizing module structure by highly integrated control module
Into the microwave frequency changer circuit with microwave frequency conversion function, circuit structure is simple, and peripheral circuit is few, can effectively reduce electronics unit device
Interference between part.
Description of the drawings
For the technical scheme being illustrated more clearly that in this utility model embodiment, below will be to needed for embodiment description
Accompanying drawing to be used is briefly described, it should be apparent that, drawings in the following description are some embodiments of the present utility model,
For those of ordinary skill in the art, on the premise of not paying creative work, can be with according to these accompanying drawings acquisitions
Other accompanying drawings.
Fig. 1 is the basic structure block diagram of the microwave frequency changer circuit that embodiment of the present utility model is provided；
Fig. 2 is the concrete structure block diagram of the microwave frequency changer circuit that embodiment of the present utility model two is provided；
Fig. 3 is the electrical block diagram of the microwave frequency changer circuit that embodiment of the present utility model three is provided.
Specific embodiment
In order that those skilled in the art more fully understand this utility model scheme, below in conjunction with this utility model reality
The accompanying drawing in example is applied, the technical scheme in this utility model embodiment is explicitly described, it is clear that described embodiment
It is the embodiment of this utility model part, rather than the embodiment of whole.Based on the embodiment in this utility model, this area
The every other embodiment obtained under the premise of creative work is not made by those of ordinary skill, should all belong to this practicality
Novel protected scope.
Term " including " and their any changes in specification and claims of the present utility model and above-mentioned accompanying drawing
Shape, it is intended that cover non-exclusive including.For example include the process of series of steps or unit, method or system, product or
Equipment is not limited to the step of listing or unit, but alternatively also includes the step of not listing or unit, or optional
Ground also includes other intrinsic for these processes, method, product or equipment step or unit.Additionally, term " first ", " the
Two " and " the 3rd " etc. is for distinguishing different objects, not for description particular order.
Existing microwave frequency changer circuit generally by RF Amplifier Module, crystal oscillator module, signal handover module, supply module,
Frequency mixing module, intermediate frequency amplification module, intermediate frequency output module, Voltage stabilizing module etc. are constituted, and circuit structure is complicated, and peripheral circuit is more,
Cause between electronic devices and components, the presence of serious signal interference, have impact on the stability of circuit.This utility model aims to solve the problem that existing
Some microwave frequency changer circuit structural loads, the problem of signal serious interference, and specific examples below is provided.
Embodiment one：
As shown in figure 1, the microwave frequency changer circuit 100 that the present embodiment is provided, which includes RF Amplifier Module 10, highly integrated
Control module 20, crystal oscillator module 30 and Voltage stabilizing module 40.
First input controlled end of RF Amplifier Module 10 is accessed horizontal polarization signals and is controlled with the first of control module 20
End connection processed, the first controlled end of RF Amplifier Module 10 are connected with the second control end of control module 20, RF Amplifier Module
10 the second input controlled end is accessed vertical polarization signal and is connected with the 3rd control end of control module 20, RF Amplifier Module
10 the second controlled end is connected with the 4th control end of control module 20, the 3rd controlled end and the control mould of RF Amplifier Module 10
The 5th control end connection of block 20, the output-controlled end of RF Amplifier Module 10 connect respectively the 6th control end of control module 10 and
Input.
In a particular application, the first input controlled end of RF Amplifier Module 10 is also associated with for receiving horizontal polarization letter
Number antenna, the second input controlled end of RF Amplifier Module 10 is also associated with for receiving the antenna of vertical polarization signal, day
After line reception signal, signal is transmitted separately to two probes of Jing the first input controlled end of the first RF Amplifier Module 10 again
With the second input controlled end.
The outfan of the local oscillation signal input termination crystal oscillator module 30 of control module 20, the local oscillation signal of control module 20 are defeated
Go out to terminate the input of crystal oscillator module 30, the external receiver 200 of input/output terminal of control module 20 input receiver 200 is defeated
The control signal for going out.
The external receiver 200 of input the voltage signal of the output of input receiver 200 of Voltage stabilizing module 40, Voltage stabilizing module
The power end of 40 output termination control module 20.
The operation principle of microwave frequency changer circuit 100 that the present embodiment is provided is：
The controlled module control of RF Amplifier Module is amplified to horizontal polarization signals and vertical polarization signal, crystal oscillator mould
Block exports local oscillation signal, vertical polarization signal of the control module by the horizontal polarization signals after amplification, after amplifying to control module
With local oscillation signal Frequency mixing processing is for intermediate-freuqncy signal and exports to receiver, control module adjusts local oscillation signal always according to control signal
Frequency size, the voltage-regulation of voltage signal powered for control module by Voltage stabilizing module to preset value.
In a particular application, control module adjusts the frequency of the local oscillation signal of its input according to the control signal that receiver is exported
Rate size, and then the frequency size of the intermediate-freuqncy signal exported after adjusting its mixing, with the control signal output gone out according to receiver
The intermediate-freuqncy signal of appropriate frequency.
The microwave frequency changer circuit that the present embodiment is provided is only by highly integrated control module connection RF Amplifier Module, crystal oscillator
Module and Voltage stabilizing module are constituted, and circuit structure is simple, and peripheral circuit is few, can effectively reduce the interference between electronic devices and components.
Embodiment two：
As shown in Fig. 2 in the present embodiment, RF Amplifier Module 10 includes the first radio frequency amplifying unit 11, the second radio frequency
Amplifying unit 12 and the 3rd radio frequency amplifying unit 13.
First input controlled end of the input controlled end of the first radio frequency amplifying unit 11 for RF Amplifier Module 10, first penetrates
First controlled end of the output-controlled end of frequency amplifying unit 11 for RF Amplifier Module 10, the output of the first radio frequency amplifying unit 11
Controlled end is also connect altogether with the output-controlled end of the second radio frequency amplifying unit 12 and the input controlled end of the 3rd radio frequency amplifying unit 13.
Second input controlled end of the input controlled end of the second radio frequency amplifying unit 12 for RF Amplifier Module 10, second penetrates
Second controlled end of the output-controlled end of frequency amplifying unit 12 for RF Amplifier Module 10.
Threeth controlled end of the input controlled end of the 3rd radio frequency amplifying unit 13 for RF Amplifier Module 10, the 3rd radio frequency are put
Output-controlled end of the output-controlled end of big unit 13 for RF Amplifier Module 10.
The first radio frequency amplifying unit 11, the second radio frequency amplifying unit 12 and the 3rd radio frequency amplifying unit that the present embodiment is provided
13 operation principle is：
The controlled module control of first radio frequency amplifying unit is once amplified to horizontal polarization signals, and the second radio frequency amplifies
The controlled module control of unit is once amplified to vertical polarization signal, and the controlled module control of the 3rd radio frequency amplifying unit is right
Once amplify after horizontal polarization signals and once amplification after vertical polarization signal carry out secondary amplification.
As shown in Fig. 2 in the present embodiment, control module includes control chip 21 and filter unit 22；
The radio-frequency (RF) signal input end of control chip 21, primary grid voltage control end, the first drain voltage control end, second
Grid voltage control end, the second drain voltage control end, the 3rd grid voltage control end, the 3rd drain voltage control end, first
Crystal oscillator connection end, the second crystal oscillator connection end and voltage input end be respectively the input of control module 20, the first control end, second
Control end, the 3rd control end, the 4th control end, the 5th control end, the 6th control end, local oscillation signal input, local oscillation signal are defeated
Go out end and power end；
The intermediate-freuqncy signal outfan of control chip 21 is connect with the input of filter unit 22 altogether and constitutes the defeated of control module 20
Enter outfan, the control signal input of the output termination control chip 21 of filter unit 22.
The control chip 21 and the operation principle of filter unit 22 that the present embodiment is provided be：
Vertical polarization signal and local oscillation signal Frequency mixing processing of the control chip by the horizontal polarization signals after amplification, after amplifying
For intermediate-freuqncy signal and export to receiver, filter unit is filtered to control signal, and control chip is according to filtered control
The frequency size of Signal Regulation local oscillation signal.
The present embodiment connects the first radio frequency amplifying unit, the second radio frequency amplifying unit, the 3rd radio frequency by control chip and puts
Big unit, filter circuit and Voltage stabilizing module constitute microwave frequency changer circuit, compared to existing microwave frequency changer circuit, circuit structure letter
Single, signal interference is less.
Embodiment three：
As shown in figure 3, in the present embodiment, RF Amplifier Module 10 also includes the first coupled capacitor C1, the second coupling electricity
Hold C2 and the 3rd coupled capacitor C3.
The anode of the first coupled capacitor C1 connects the output-controlled end of the first radio frequency amplifying unit 11, the second coupled capacitor C2
Anode connects the moon of the output-controlled end of the second radio frequency amplifying unit 12, the negative electrode of the first coupled capacitor C1 and the second coupled capacitor C2
The input controlled end of threeth radio frequency amplifying unit 13 is connected to altogether extremely；
The anode of the 3rd coupled capacitor C3 connects the output-controlled end of the 3rd radio frequency amplifying unit 13, the 3rd coupled capacitor C3
Negative electrode connects the radio-frequency (RF) signal input end of control chip 21 (control chip U1 is expressed as in the present embodiment), and (i.e. control module 20 is defeated
Enter end).
As shown in figure 3, in the present embodiment, the first radio frequency amplifying unit 11 includes the first N-type field effect transistor Q1, the first limit
Leakage resistance R1, the first shunt capacitance C4 and the second shunt capacitance C5；
One end of the grid of the first N-type field effect transistor Q1 and the first current-limiting resistance R1 connects the first radio frequency amplifying unit of composition altogether
11 input controlled end, the other end of the first current-limiting resistance R1 are connected with the anode of the first shunt capacitance C4, the first shunt capacitance
The minus earth of C4, the drain electrode of the first N-type field effect transistor Q1 connect the first radio frequency of composition altogether with the anode of the second shunt capacitance C5 and put
The output-controlled end of big unit Q1, the minus earth of the second shunt capacitance C5, the source ground of the first N-type field effect transistor Q1.
As shown in figure 3, in the present embodiment, the second radio frequency amplifying unit 12 includes the second N-type field effect transistor Q2, the second limit
Leakage resistance R2, the 3rd current-limiting resistance R3, the 3rd shunt capacitance C6, the 4th shunt capacitance C7 and the 5th shunt capacitance C8；
One end of the grid of the second N-type field effect transistor Q2 and the second current-limiting resistance R2 connects the second radio frequency amplifying unit of composition altogether
12 input controlled end, the anode of the other end and the 3rd shunt capacitance C6 and the 4th shunt capacitance C7 of the second current-limiting resistance R2 is altogether
Connect, the negative electrode of the negative electrode and the 4th shunt capacitance C7 of the 3rd shunt capacitance C6 is grounded, the drain electrode of the second N-type field effect transistor Q2 with
One end connection of the 3rd current-limiting resistance R3, the anode of the other end and the 5th shunt capacitance C8 of the 3rd current-limiting resistance R3 connect composition altogether
The output-controlled end of the second radio frequency amplifying unit 12, the minus earth of the 5th shunt capacitance C8, the source of the second N-type field effect transistor Q2
Pole is grounded.
As shown in figure 3, in the present embodiment, the 3rd radio frequency amplifying unit 13 includes the 3rd N-type field effect transistor Q3, the 4th limit
Leakage resistance R4, the 6th shunt capacitance C9 and the 7th shunt capacitance C10；
One end of the grid and the 4th current-limiting resistance R4 of the 3rd N-type field effect transistor Q3 connects the 3rd radio frequency amplifying unit of composition altogether
13 input controlled end, the other end of the 4th current-limiting resistance R4 are connected with the anode of the 6th shunt capacitance C9, the 6th shunt capacitance
The minus earth of C9, the drain electrode of the 3rd N-type field effect transistor Q3 connect the 3rd radio frequency of composition altogether with the anode of the 7th shunt capacitance C10 and put
The output-controlled end of big unit 13, the minus earth of the 7th shunt capacitance C10, the source ground of the 3rd N-type field effect transistor Q3.
In a particular application, the first～the 3rd N-type field effect transistor can work as replacement with equivalence replacement as p-type field effect transistor
For p-type field effect transistor when, by the drain electrode of p-type field effect transistor be equal to N-type field effect transistor source electrode use, by p-type field effect transistor
Source electrode be equal to the drain electrode use of N-type field effect transistor.
As shown in figure 3, in the present embodiment, control chip 21 is specifically from Microtronics A/S of Rui Di sections
RDA3566A cake core U1, chip U1 pin definition in the present embodiment is as follows with annexation：
1st, 3,13 and No. 15 pins：Grounding pin, is grounded；
No. 2 pins：Radio-frequency (RF) signal input end, connects the negative electrode of the 3rd coupled capacitor C3；
No. 4 pins：Second grid voltage control end, the other end, the 3rd shunt capacitance C6 with the second current-limiting resistance R2
The anode of anode and the 4th shunt capacitance C7 is connect altogether；
No. 5 pins：Second drain voltage control end, the other end, the 5th shunt capacitance C8 with the 3rd current-limiting resistance R3
Anode is connect altogether；
No. 6 pins：First crystal oscillator connection end, is connected with the outfan of crystal oscillator module 30；
No. 7 pins：Second crystal oscillator connection end, is connected with the input of crystal oscillator module 30；
No. 8 pins：Control signal input, is connected with the outfan of filter unit 22；
No. 9 pins：Gain control pin, it is vacant in the present embodiment；
No. 10 pins：Voltage output end, is grounded by electric capacity C11 in the present embodiment；
No. 11 pins：Voltage input end, is connected with the outfan of Voltage stabilizing module 40；
No. 12 pins：NC pins, it is vacant in the present embodiment；
No. 14 pins：L-band signal output part, is connect altogether with the input of the input and Voltage stabilizing module 40 of filter unit 22
Constitute the input/output terminal of control module 20；
No. 16 pins：Field effect transistor electric current adjustment end, is grounded by resistance R5 in the present embodiment；
No. 17 pins：Primary grid voltage control end, the other end and the first shunt capacitance C4 with the first current-limiting resistance R1
Anode connect altogether；
No. 18 pins：First drain voltage control end, the drain electrode and the second shunt capacitance C5 with the first field effect transistor Q1
Anode is connect altogether；
No. 19 pins：3rd grid voltage control end, is connect altogether with the anode of current-limiting resistance R4 and the 6th shunt capacitance C9；
No. 20 pins：3rd drain voltage control end, with the anode and the 7th shunt capacitance C10 of the 3rd coupled capacitor C3
Anode is connect altogether.
As shown in figure 3, in the present embodiment, filter unit 22 include the 5th current-limiting resistance R6, the 6th current-limiting resistance R7,
Seven current-limiting resistance R8 and the first filter capacitor C12；
One end of 5th current-limiting resistance R6 constitutes the outfan of filter unit 22, the other end of the 5th current-limiting resistance R6, the
The negative electrode of one end of six current-limiting resistance R7 and the first filter capacitor C12 is connect altogether, the other end ground connection of the 6th current-limiting resistance R7, and first
The other end of filter capacitor C12 constitutes the input of filter unit 22, and the 7th current-limiting resistance R8 is connected in parallel on the first filter capacitor C12
Two ends.
In the present embodiment, crystal oscillator module is from the crystal oscillator X that crystal oscillator frequency is 0～25MHZ.
As shown in figure 3, in the present embodiment, Voltage stabilizing module 40 includes voltage stabilizing chip U2, the 8th shunt capacitance C13 and the 9th
The anode of shunt capacitance C14, the input of voltage stabilizing chip U2 and the 8th shunt capacitance C13 connects the input for constituting Voltage stabilizing module 40 altogether
The anode of end, the outfan of voltage stabilizing chip U2 and the 9th shunt capacitance C14 connects the outfan for constituting Voltage stabilizing module 40, voltage stabilizing core altogether
The negative electrode of the earth terminal of piece U2, the negative electrode of the 8th shunt capacitance C13 and the 9th shunt capacitance C14 is grounded.
This utility model embodiment also provides a kind of converter, and which includes above-mentioned microwave frequency changer circuit.By above-mentioned microwave
The frequency changer that frequency changer circuit is constituted is simple, stable performance.
Preferred embodiment of the present utility model is the foregoing is only, it is not to limit this utility model, all at this
Any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in this utility model
Protection domain within.
Claims (10)
1. a kind of microwave frequency changer circuit, it is characterised in that the microwave frequency changer circuit includes RF Amplifier Module, highly integrated
Control module, crystal oscillator module and Voltage stabilizing module；
First input controlled end of the RF Amplifier Module is accessed horizontal polarization signals and is controlled with the first of the control module
End connection processed, the first controlled end of the RF Amplifier Module are connected with the second control end of the control module, the radio frequency
Second input controlled end of amplification module is accessed vertical polarization signal and is connected with the 3rd control end of the control module, described
Second controlled end of RF Amplifier Module is connected with the 4th control end of the control module, and the 3rd of the RF Amplifier Module the
Controlled end is connected with the 5th control end of the control module, and the output-controlled end of the RF Amplifier Module connects the control respectively
6th control end of molding block and input；The output of the local oscillation signal input termination crystal oscillator module of the control module
End, the input of the local oscillation signal output termination crystal oscillator module of the control module, the input and output of the control module
Hold external receiver and be input into the control signal of the receiver output；The external receiver of input of the Voltage stabilizing module
And it is input into the voltage signal that the receiver is exported, the power end of the output termination control module of the Voltage stabilizing module；
The RF Amplifier Module is entered to the horizontal polarization signals and the vertical polarization signal by control module control
Row amplify, the crystal oscillator module to the control module export local oscillation signal, the control module by amplification after the level
The vertical polarization signal and the local oscillation signal Frequency mixing processing after polarized signal, amplification is intermediate-freuqncy signal and exports to described
Receiver, the control module adjust the frequency size of the local oscillation signal, the Voltage stabilizing module always according to the control signal
The voltage-regulation of the voltage signal to preset value is powered for the control module.
2. microwave frequency changer circuit as claimed in claim 1, it is characterised in that the RF Amplifier Module includes that the first radio frequency is put
Big unit, the second radio frequency amplifying unit and the 3rd radio frequency amplifying unit；
The input controlled end of the first radio frequency amplifying unit is the first input controlled end of the RF Amplifier Module, described the
The output-controlled end of one radio frequency amplifying unit is the first controlled end of the RF Amplifier Module, the first radio frequency amplifying unit
Output-controlled end and the input of the threeth radio frequency amplifying unit of the output-controlled end also with the second radio frequency amplifying unit
Controlled end is connect altogether；
The input controlled end of the second radio frequency amplifying unit is the second input controlled end of the RF Amplifier Module, described the
The output-controlled end of two radio frequency amplifying units is the second controlled end of the RF Amplifier Module；
The input controlled end of the 3rd radio frequency amplifying unit is the 3rd controlled end of the RF Amplifier Module, and the described 3rd penetrates
The output-controlled end of frequency amplifying unit is the output-controlled end of the RF Amplifier Module；
The first radio frequency amplifying unit is once amplified to the horizontal polarization signals by control module control, described
Second radio frequency amplifying unit is once amplified to the vertical polarization signal by control module control, the 3rd radio frequency
Amplifying unit controlled to once amplifying by the control module after horizontal polarization signals and described vertical after once amplifying
Straight polarized signal carries out secondary amplification.
3. microwave frequency changer circuit as claimed in claim 2, it is characterised in that the RF Amplifier Module is also including the first coupling
Electric capacity, the second coupled capacitor and the 3rd coupled capacitor；
The anode of first coupled capacitor connects the output-controlled end of the first radio frequency amplifying unit, second coupled capacitor
Anode connect the output-controlled end of the second radio frequency amplifying unit, the negative electrode of first coupled capacitor and second coupling
The negative electrode of electric capacity is connected to the input controlled end of the 3rd radio frequency amplifying unit altogether；
The anode of the 3rd coupled capacitor connects the output-controlled end of the 3rd radio frequency amplifying unit, the 3rd coupled capacitor
Negative electrode connect the input of the control module.
4. microwave frequency changer circuit as claimed in claim 2, it is characterised in that the first radio frequency amplifying unit includes a N
Type field effect transistor, the first current-limiting resistance, the first shunt capacitance and the second shunt capacitance；
The grid of the first N-type field effect transistor connects composition first radio frequency altogether with one end of first current-limiting resistance and amplifies
The input controlled end of unit, the other end of first current-limiting resistance are connected with the anode of first shunt capacitance, and described
The minus earth of bypass capacitor, the drain electrode of the first N-type field effect transistor meet composition institute altogether with the anode of second shunt capacitance
State the output-controlled end of the first radio frequency amplifying unit, the minus earth of second shunt capacitance, the first N-type field effect transistor
Source ground.
5. microwave frequency changer circuit as claimed in claim 2, it is characterised in that the second radio frequency amplifying unit includes the 2nd N
Type field effect transistor, the second current-limiting resistance, the 3rd current-limiting resistance, the 3rd shunt capacitance, the 4th shunt capacitance and the 5th shunt capacitance；
The grid of the second N-type field effect transistor connects composition second radio frequency altogether with one end of second current-limiting resistance and amplifies
The input controlled end of unit, the other end of second current-limiting resistance and the 3rd shunt capacitance and the 4th shunt capacitance
Anode connect altogether, the negative electrode of the negative electrode and the 4th shunt capacitance of the 3rd shunt capacitance is grounded, the second N-type field effect
The drain electrode of pipe is connected with one end of the 3rd current-limiting resistance, and the other end of the 3rd current-limiting resistance and the described 5th bypass are electric
The anode of appearance connects the output-controlled end for constituting the second radio frequency amplifying unit altogether, the minus earth of the 5th shunt capacitance,
The source ground of the second N-type field effect transistor.
6. microwave frequency changer circuit as claimed in claim 2, it is characterised in that the 3rd radio frequency amplifying unit includes the 3rd N
Type field effect transistor, the 4th current-limiting resistance, the 6th shunt capacitance and the 7th shunt capacitance；
The grid of the 3rd N-type field effect transistor connects composition the 3rd radio frequency altogether with one end of the 4th current-limiting resistance and amplifies
The input controlled end of unit, the other end of the 4th current-limiting resistance are connected with the anode of the 6th shunt capacitance, and described
The minus earth of six shunt capacitances, the drain electrode of the 3rd N-type field effect transistor meet composition institute altogether with the anode of the 7th shunt capacitance
State the output-controlled end of the 3rd radio frequency amplifying unit, the minus earth of the 7th shunt capacitance, the 3rd N-type field effect transistor
Source ground.
7. microwave frequency changer circuit as claimed in claim 1, it is characterised in that the control module includes control chip and filtering
Unit；
The radio-frequency (RF) signal input end of the control chip, primary grid voltage control end, the first drain voltage control end, second gate
It is pole tension control end, the second drain voltage control end, the 3rd grid voltage control end, the 3rd drain voltage control end, first brilliant
Shake connection end, the second crystal oscillator connection end and voltage input end be respectively the input of the control module, the first control end, second
Control end, the 3rd control end, the 4th control end, the 5th control end, the 6th control end, local oscillation signal input, local oscillation signal are defeated
Go out end and power end；
The intermediate-freuqncy signal outfan of the control chip is connect with the input of the filter unit altogether and constitutes the control module
Input/output terminal, the control signal input of the output termination control chip of the filter unit；
The control chip by amplification after the horizontal polarization signals, amplify after the vertical polarization signal and the local oscillator
Signal Frequency mixing processing is intermediate-freuqncy signal and exports to the receiver that the filter unit is filtered to the control signal,
The control chip adjusts the frequency size of the local oscillation signal according to the filtered control signal.
8. microwave frequency changer circuit as claimed in claim 7, it is characterised in that the filter unit include the 5th current-limiting resistance,
6th current-limiting resistance, the 7th current-limiting resistance and the first filter capacitor；
The outfan of one end composition filter unit of the 5th current-limiting resistance, the other end of the 5th current-limiting resistance,
One end of 6th current-limiting resistance and the negative electrode of first filter capacitor are connect altogether, another termination of the 6th current-limiting resistance
Ground, the other end of first filter capacitor constitute the input of the filter unit, and the 7th current-limiting resistance is connected in parallel on institute
State the two ends of the first filter capacitor.
9. microwave frequency changer circuit as claimed in claim 1, it is characterised in that the Voltage stabilizing module include voltage stabilizing chip, the 8th
Shunt capacitance and the 9th shunt capacitance, the input of the voltage stabilizing chip meet composition institute altogether with the anode of the 8th shunt capacitance
The input of Voltage stabilizing module is stated, it is described steady that the outfan of the voltage stabilizing chip connects composition altogether with the anode of the 9th shunt capacitance
The outfan of die block, the earth terminal of the voltage stabilizing chip, the negative electrode of the 8th shunt capacitance and the 9th shunt capacitance
Negative electrode be grounded.
10. a kind of converter, it is characterised in that the converter includes the microwave frequency conversion as described in any one of claim 1～9
Circuit.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621209439.6U CN206149260U (en) | 2016-11-09 | 2016-11-09 | Microwave frequency conversion circuit and converter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621209439.6U CN206149260U (en) | 2016-11-09 | 2016-11-09 | Microwave frequency conversion circuit and converter |
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| CN206149260U true CN206149260U (en) | 2017-05-03 |
Family
ID=58625314
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| CN201621209439.6U Expired - Fee Related CN206149260U (en) | 2016-11-09 | 2016-11-09 | Microwave frequency conversion circuit and converter |
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| CN (1) | CN206149260U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106571848A (en) * | 2016-11-09 | 2017-04-19 | 华讯方舟科技（湖北）有限公司 | Microwave frequency conversion circuit and frequency converter |
| CN109510643A (en) * | 2018-12-29 | 2019-03-22 | 华讯方舟科技有限公司 | A kind of microwave frequency changer circuit and microwave converter |
-
2016
- 2016-11-09 CN CN201621209439.6U patent/CN206149260U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106571848A (en) * | 2016-11-09 | 2017-04-19 | 华讯方舟科技（湖北）有限公司 | Microwave frequency conversion circuit and frequency converter |
| WO2018086341A1 (en) * | 2016-11-09 | 2018-05-17 | 华讯方舟科技有限公司 | Microwave frequency conversion circuit and frequency converter |
| CN106571848B (en) * | 2016-11-09 | 2019-09-17 | 华讯方舟科技（湖北）有限公司 | A kind of microwave frequency changer circuit and frequency converter |
| CN109510643A (en) * | 2018-12-29 | 2019-03-22 | 华讯方舟科技有限公司 | A kind of microwave frequency changer circuit and microwave converter |
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