CN206402193U - One kind miniaturization X-band and Ku audio range frequencies source - Google Patents
One kind miniaturization X-band and Ku audio range frequencies source Download PDFInfo
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- CN206402193U CN206402193U CN201720066526.9U CN201720066526U CN206402193U CN 206402193 U CN206402193 U CN 206402193U CN 201720066526 U CN201720066526 U CN 201720066526U CN 206402193 U CN206402193 U CN 206402193U
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- 230000003321 amplification Effects 0.000 claims abstract description 14
- 238000003199 nucleic acid amplification method Methods 0.000 claims abstract description 14
- 230000010355 oscillation Effects 0.000 claims abstract description 13
- 230000003139 buffering effect Effects 0.000 claims abstract description 4
- 239000013078 crystal Substances 0.000 claims abstract description 4
- 239000003990 capacitor Substances 0.000 claims description 12
- 230000005611 electricity Effects 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- 230000010354 integration Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000001429 stepping effect Effects 0.000 description 1
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Abstract
One kind miniaturization X-band and Ku audio range frequencies source, including：Constant-temperature crystal oscillator：Frequency source reference signal is produced, and is sent to phase-locked loop circuit first input end；Phase-locked loop circuit：Frequency source reference signal and fractional frequency signal are compared, output comparison signal to loop filter；Loop filter：Voltage-Controlled oscillation circuit is delivered to after processing is filtered to comparison signal；Voltage-Controlled oscillation circuit：Oscillator signal is produced, and is divided by frequency divider；Power amplification circuit：Voltage-Controlled oscillation circuit output signal is received, buffer circuit is delivered to after carrying out power amplification processing；Buffer circuit：The frequency source signal output entered after row buffering；One-chip computer module：Carry out frequency error factor.The utility model can produce the broadband noise of high-frequency 9.8GHz 20.7GHz broadband signals, it is ensured that the output stability of noise signal and good power output；Accurate attenuation is realized by control single chip computer；System integration processing is carried out to module, hardware cost is reduced.
Description
Technical field
The utility model is related to radiofrequency signal field, more particularly to a kind of miniaturization X-band and Ku audio range frequencies source.
Background technology
Due to developing rapidly for wireless communication technology, the requirement to frequency source is also being improved constantly, due to X-band and Ku ripples
The signal of section has that penetration capacity is strong, energy loss is small, not easily damaged consumption the characteristics of, therefore be widely used in broadcasting satellite, state
The high-tech areas such as anti-construction, and legacy frequencies source majority is single-frequency, and frequency range is relatively low, it is difficult to realize different operating environment
Recycling, its output band is narrow, and phase noise is high, step frequency and frequency modulation speed can not all meet growing need
Ask.
Utility model content
The purpose of this utility model is：For legacy frequencies source, frequency range is relatively low, it is difficult to realize the weight of different operating environment
Multiple to utilize, its output band is narrow, phase noise is high, step frequency and the problem of frequency modulation speed there is provided one kind miniaturization X-band and
Ku audio range frequencies source.
The technical solution adopted in the utility model is as follows：
One kind miniaturization X-band and Ku audio range frequencies source, including：Constant-temperature crystal oscillator：Frequency source reference signal is produced, and is sent
To phase-locked loop circuit first input end；Phase-locked loop circuit：Its first input end receives frequency source reference signal, the second input termination
The fractional frequency signal of feedback circuit output is received, frequency source reference signal and fractional frequency signal are compared, output comparison signal to ring
Path filter；Loop filter：Voltage-Controlled oscillation circuit is delivered to after processing is filtered to comparison signal；Voltage-Controlled oscillation circuit：
Oscillator signal is produced according to the comparison signal after filtering, and divided by frequency divider, all the way signal by backfeed loop transmit to
The input of phase-locked loop circuit second, another road signal is delivered to power amplification circuit；Power amplification circuit：Receive VCO electricity
Road output signal, buffer circuit is delivered to after carrying out power amplification processing；Buffer circuit：Signal is entered frequency is completed after row buffering
Source signal is exported；One-chip computer module：Phase-locked loop circuit is controlled, frequency error factor is carried out.
Further, the Voltage-Controlled oscillation circuit structure is：Its input is connected to triode Q3 base by resistance R10
Pole, its input is also connected to triode Q5 base stage, triode Q3 and triode Q5 grounded emitter by resistance R11；
Triode Q3 colelctor electrode passes sequentially through resistance R4 and R3 and is connected to VCC；Resistance R3 and resistance R4 node pass through normal polarity
Electric capacity C1 is connected to triode Q2 base stage；Triode Q5 colelctor electrode passes sequentially through resistance R12 and normal polarity electric capacity C4 and connected
Connect triode Q4 base stage；Polar capacitor C1 and polar capacitor C4 positive interpolar is connected with polar capacitor C2；Triode Q2 base
Pole passes sequentially through resistance R5 and resistance R9 is connected to triode Q4 base stage, and its colelctor electrode is connected to VCC by resistance R2, and it collects
Electrode is also connected to triode Q1 base stage, and its emitter stage is grounded by polar capacitor C3 and resistance R7 respectively；Triode Q1's
Colelctor electrode is connected to CCC by resistance R1, and its emitter stage is grounded by resistance R6；Triode Q4 colelctor electrode passes through resistance R8
VCC is connected to, its emitter stage is grounded by resistance R13, its emitter stage is used as signal output part.
Further, the power amplification circuit includes chip MGA83563, and it is defeated that its pin 3 is used as signal by inductance L1
Enter end, its pin 4 and pin 5 are grounded after connecting, and its pin 1 is connected to VCC by inductance L2, and its pin 2 is grounded, and inductance L2 connects
The pin for meeting VCC is grounded by electric capacity C5, and chip pin 6 passes sequentially through inductance L3 and electric capacity C8 as signal output part；Inductance
L3 and electric capacity C8 node are grounded by electric capacity C7, and inductance L3 and electric capacity C8 node are also grounded by inductance L4, and inductance L4 connects
The one end for meeting VCC is also grounded by electric capacity C6.
Further, the one-chip computer module uses C8051F310.
In summary, by adopting the above-described technical solution, the beneficial effects of the utility model are：
1. the broadband noise of high-frequency 9.8GHz-20.7GHz broadband signals can be produced, it is ensured that the output of noise signal
Stability and good power output.
2. applied widely, convenient by external control devices control single chip computer, operation phase-locked loop circuit realizes 0-31dB
Scope, the accurate attenuation of 1dB steppings.
3. pair module carries out system integration processing, hardware cost is reduced, is uniformly packaged and it also avoid outside do
Disturb.
Brief description of the drawings
Fig. 1 is the utility model principle assumption diagram.
Fig. 2 is the utility model Voltage-Controlled oscillation circuit schematic diagram.
Fig. 3 is the utility model power amplification circuit circuit theory diagrams.
Embodiment
All features disclosed in this specification, can be with any in addition to mutually exclusive feature and/or step
Mode is combined.
The utility model is elaborated below in conjunction with the accompanying drawings.
As shown in figure 1, a kind of miniaturization X-band and Ku audio range frequencies source, including：Constant-temperature crystal oscillator：Produce frequency source reference
Signal, and send to phase-locked loop circuit first input end；Phase-locked loop circuit：Its first input end receives frequency source reference signal,
Second input receives the fractional frequency signal of feedback circuit output, and frequency source reference signal and fractional frequency signal are compared, and exports
Comparison signal is to loop filter；Loop filter：Voltage-Controlled oscillation circuit is delivered to after processing is filtered to comparison signal；Pressure
Control oscillating circuit：Oscillator signal is produced according to the comparison signal after filtering, and divided by frequency divider, signal passes through feedback all the way
Loop transfer to the input of phase-locked loop circuit second, another road signal is delivered to power amplification circuit；Power amplification circuit：Receive
Voltage-Controlled oscillation circuit output signal, buffer circuit is delivered to after carrying out power amplification processing；Buffer circuit：Row buffering is entered to signal
Frequency source signal output is completed afterwards；One-chip computer module：Phase-locked loop circuit is controlled, frequency error factor is carried out.
As shown in Fig. 2 the Voltage-Controlled oscillation circuit structure is：Its input is connected to triode Q3's by resistance R10
Base stage, its input is also connected to triode Q5 base stage by resistance R11, and triode Q3 and triode Q5 emitter stage connect
Ground；Triode Q3 colelctor electrode passes sequentially through resistance R4 and R3 and is connected to VCC；Resistance R3 and resistance R4 node pass through positive pole
Property electric capacity C1 is connected to triode Q2 base stage；Triode Q5 colelctor electrode passes sequentially through resistance R12 and normal polarity electric capacity C4
Connecting triode Q4 base stage；Polar capacitor C1 and polar capacitor C4 positive interpolar is connected with polar capacitor C2；Triode Q2's
Base stage passes sequentially through resistance R5 and resistance R9 is connected to triode Q4 base stage, and its colelctor electrode is connected to VCC by resistance R2, its
Colelctor electrode is also connected to triode Q1 base stage, and its emitter stage is grounded by polar capacitor C3 and resistance R7 respectively；Triode Q1
Colelctor electrode CCC is connected to by resistance R1, its emitter stage is grounded by resistance R6；Triode Q4 colelctor electrode passes through resistance R8
VCC is connected to, its emitter stage is grounded by resistance R13, its emitter stage is used as signal output part.
As shown in figure 3, the power amplification circuit includes chip MGA83563, its pin 3 is used as signal by inductance L1
Input, its pin 4 and pin 5 are grounded after connecting, and its pin 1 is connected to VCC by inductance L2, and its pin 2 is grounded, inductance L2
Connection VCC pin is grounded by electric capacity C5, and chip pin 6 passes sequentially through inductance L3 and electric capacity C8 as signal output part；Electricity
Sense L3 and electric capacity C8 node is grounded by electric capacity C7, and inductance L3 and electric capacity C8 node are also grounded by inductance L4, inductance L4
Connection VCC one end is also grounded by electric capacity C6.
Further, the one-chip computer module uses C8051F310, is minimized and designed using system.
Claims (4)
1. one kind miniaturization X-band and Ku audio range frequencies source, it is characterised in that including：
Constant-temperature crystal oscillator：Frequency source reference signal is produced, and is sent to phase-locked loop circuit first input end；
Phase-locked loop circuit：Its first input end receives frequency source reference signal, the second input receives point of feedback circuit output
Frequency signal, is compared to frequency source reference signal and fractional frequency signal, output comparison signal to loop filter；
Loop filter：Voltage-Controlled oscillation circuit is delivered to after processing is filtered to comparison signal；
Voltage-Controlled oscillation circuit：Oscillator signal is produced according to the comparison signal after filtering, and divided by frequency divider, signal leads to all the way
Cross backfeed loop to transmit to the input of phase-locked loop circuit second, another road signal is delivered to power amplification circuit；
Power amplification circuit：Voltage-Controlled oscillation circuit output signal is received, buffer circuit is delivered to after carrying out power amplification processing；
Buffer circuit：Enter completion frequency source signal output after row buffering to signal；
One-chip computer module：Phase-locked loop circuit is controlled, frequency error factor is carried out.
2. a kind of miniaturization X-band according to claim 1 and Ku audio range frequencies source, it is characterised in that described voltage-controlled to shake
Swinging circuit structure is：Its input is connected to triode Q3 base stage by resistance R10, and its input is also connected by resistance R11
It is connected to triode Q5 base stage, triode Q3 and triode Q5 grounded emitter；Triode Q3 colelctor electrode passes sequentially through electricity
Resistance R4 and R3 is connected to VCC；Resistance R3 and resistance R4 node are connected to triode Q2 base stage by normal polarity electric capacity C1；
Triode Q5 colelctor electrode passes sequentially through resistance R12 and normal polarity electric capacity C4 connecting triodes Q4 base stage；Polar capacitor C1
Polar capacitor C2 is connected with polar capacitor C4 positive interpolar；Triode Q2 base stage passes sequentially through resistance R5 and resistance R9 connections
To triode Q4 base stage, its colelctor electrode is connected to VCC by resistance R2, and its colelctor electrode is also connected to triode Q1 base stage,
Its emitter stage is grounded by polar capacitor C3 and resistance R7 respectively；Triode Q1 colelctor electrode is connected to CCC by resistance R1, its
Emitter stage is grounded by resistance R6；Triode Q4 colelctor electrode is connected to VCC by resistance R8, and its emitter stage passes through resistance R13
Ground connection, its emitter stage is used as signal output part.
3. a kind of miniaturization X-band according to claim 1 and Ku audio range frequencies source, it is characterised in that the power is put
Big circuit includes chip MGA83563, and its pin 3 is used as signal input part by inductance L1, and its pin 4 and the connection of pin 5 are followed by
Ground, its pin 1 is connected to VCC by inductance L2, and its pin 2 is grounded, and inductance L2 connections VCC pin is grounded by electric capacity C5,
Chip pin 6 passes sequentially through inductance L3 and electric capacity C8 as signal output part；Inductance L3 and electric capacity C8 node pass through electric capacity C7
Ground connection, inductance L3 and electric capacity C8 node are also grounded by inductance L4, and inductance L4 connections VCC one end is also connect by electric capacity C6
Ground.
4. a kind of miniaturization X-band according to claim 1 and Ku audio range frequencies source, it is characterised in that the single-chip microcomputer
Module uses C8051F310.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720066526.9U CN206402193U (en) | 2017-01-18 | 2017-01-18 | One kind miniaturization X-band and Ku audio range frequencies source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720066526.9U CN206402193U (en) | 2017-01-18 | 2017-01-18 | One kind miniaturization X-band and Ku audio range frequencies source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206402193U true CN206402193U (en) | 2017-08-11 |
Family
ID=59518758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720066526.9U Expired - Fee Related CN206402193U (en) | 2017-01-18 | 2017-01-18 | One kind miniaturization X-band and Ku audio range frequencies source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206402193U (en) |
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2017
- 2017-01-18 CN CN201720066526.9U patent/CN206402193U/en not_active Expired - Fee Related
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Granted publication date: 20170811 |
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| CF01 | Termination of patent right due to non-payment of annual fee |