CN206041937U - No. ten frequency multipliers in broadband - Google Patents
No. ten frequency multipliers in broadband Download PDFInfo
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- CN206041937U CN206041937U CN201620654177.8U CN201620654177U CN206041937U CN 206041937 U CN206041937 U CN 206041937U CN 201620654177 U CN201620654177 U CN 201620654177U CN 206041937 U CN206041937 U CN 206041937U
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Abstract
The utility model discloses a no. Ten frequency multipliers in broadband, including step pipe frequency doubling circuit, secondary frequency doubling circuit, four power amplifier A1, A2, A3, A4 and two band pass filter BPF1, BPF2, wherein power amplifier A2's input is connected to the power amplifier A1 output, and the input of step pipe frequency doubling circuit is connected to power amplifier A2's output, and band pass filter BPF1's input is connected to the output of step pipe frequency doubling circuit, and band pass filter BPF1's output is connected power amplifier A3's input, the input of secondary frequency doubling circuit is connected to the output of stating power amplifier A3, and the output of secondary frequency doubling circuit is connected band pass filter BPF2's input, band pass filter BPF2's output is connected power amplifier A4's input, the problem of no. Ten frequency multipliers in broadband's realization is solved, output filtering accuracy is high.
Description
Technical field
This utility model is related to a kind of doubler, is specifically related to a kind of doubler of broadband No. ten times.
Background technology
In radio frequency, microwave telecommunication system, doubler is conventional microwave frequency transform component, the power of doubler output
There is the characteristic of frequency coherent with the reference frequency of input, theoretical level, therefore frequency multiplication can be reached substantially with phase index of making an uproar
Using widely in device microwave direct-type frequency synthesis source, general doubler is operated in a certain working frequency points, is primarily due to
Realize that using step pipe the bandwidth of operation of high order frequency circuit is narrow, the rapid broadening of bandwidth after high order frequency, it is easy to more than fundamental wave
F0Frequency, to output filtering bring difficulty.
The content of the invention
For solving the above problems, the utility model discloses a kind of doubler of broadband No. ten times, solves the doubler of broadband No. ten times
Problem of implementation, output filtering accuracy is high.
In order to reach object above, this utility model provides following technical scheme：A kind of doubler of broadband No. ten times, including rank
Jump pipe frequency multiplier circuit, secondary frequency multiplication circuit, four power amplifiers A1, A2, A3, A4 and two band filters BPF1, BPF2,
Wherein described power amplifier A1 outfans connect the input of the power amplifier A2, the output of the power amplifier A2
The input of the end connection step pipe frequency multiplier circuit, the outfan of the step pipe frequency multiplier circuit connect the band filter
The input of BPF1, the outfan of the band filter BPF1 connect the input of the power amplifier A3, described to state work(
The outfan of rate amplifier A3 connects the input of the secondary frequency multiplication circuit, the outfan connection institute of the secondary frequency multiplication circuit
The input of band filter BPF2 is stated, the outfan of the band filter BPF2 connects the input of the power amplifier A4
End.
Further, the secondary frequency multiplication circuit includes power splitter and frequency mixer, the outfan of the power amplifier A3
Connect the input of the power splitter, the outfan of the power splitter connects the input of the frequency mixer, the frequency mixer
Outfan connects the input of the power amplifier A4.
This utility model compared with the prior art, this have the advantage that：A kind of doubler of broadband No. ten times, solution broadband ten times
The problem of implementation of doubler, output filtering accuracy are high.
Description of the drawings
Fig. 1 is the circuit theory diagrams of No. ten doubler in broadband.
Specific embodiment
With reference to the accompanying drawings and detailed description, further elucidate this utility model, it should be understood that following specific embodiment parties
Formula is merely to illustrate this utility model rather than limits scope of the present utility model.
With reference to Fig. 1, a kind of doubler of broadband No. ten times is put including step pipe frequency multiplier circuit, secondary frequency multiplication circuit, four power
Big device A1, A2, A3, A4 and two band filters BPF1, BPF2, wherein described power amplifier A1 inputs input fundamental wave frequency
Rate, the power amplifier A1 outfans connect the input of the power amplifier A2, the output of the power amplifier A2
The input of the end connection step pipe frequency multiplier circuit, the outfan of the step pipe frequency multiplier circuit connect the band filter
The input of BPF1, the outfan of the band filter BPF1 connect the input of the power amplifier A3, described to state work(
The outfan of rate amplifier A3 connects the input of the secondary frequency multiplication circuit, the outfan connection institute of the secondary frequency multiplication circuit
The input of band filter BPF2 is stated, the outfan of the band filter BPF2 connects the input of the power amplifier A4
End, wherein described secondary frequency multiplication circuit include power splitter and frequency mixer, and the outfan of the power amplifier A3 connects the work(
The input of device, the outfan of the power splitter is divided to connect the input of the frequency mixer, the outfan connection of the frequency mixer
The input of the power amplifier A4, the outfan of the power amplifier A4 export ten frequency-doubled signals；
Embodiment：
The power amplifier A1 inputs are input into fundamental frequency F0For 1125～1275MHz, power is -10dBm, is exported
Ten frequency-doubled signals be 11250～12750MHz, relative bandwidth of operation is 12.5%；
The power amplifier A1 inputs input fundamental frequency is 1125～1275MHz, through power amplifier A1, A2
After carrying out power amplification, to drive No. the five frequency multiplier circuits work designed using step pipe, the harmonic wave for obtaining fundamental frequency is 5 ×
F0Output, gates the quintuple harmonics 5 × F of frequency of output fundamental frequency through band filter BPF10, through power amplifier A3
Power amplification, work(point two-way gives frequency mixer, and all the way as the intermediate-freuqncy signal of frequency mixer, another road is mixed as local oscillation signal
5 × F of frequency device output0+5×F0Signal is exactly ten frequency-doubled signals of fundamental frequency, through band filter BPF2, by 10 ×
F0Signal behavior output, then the complex magnitude that ten frequency-doubled signals are amplified to needs by power amplifier A4.
Technological means disclosed in this utility model scheme are not limited only to the technological means disclosed in above-mentioned embodiment, also
Including the technical scheme being made up of above technical characteristic combination in any.It should be pointed out that for the ordinary skill of the art
For personnel, on the premise of without departing from this utility model principle, some improvements and modifications can also be made, these improve and moisten
Decorations are also considered as protection domain of the present utility model.
Claims (2)
1. the doubler of a kind of broadband No. ten times, it is characterised in that：Including step pipe frequency multiplier circuit, secondary frequency multiplication circuit, four power
Amplifier A1, A2, A3, A4 and two band filters BPF1, BPF2, wherein described power amplifier A1 outfans connection are described
The input of power amplifier A2, the outfan of the power amplifier A2 connect the input of the step pipe frequency multiplier circuit,
The outfan of the step pipe frequency multiplier circuit connects the input of the band filter BPF1, the band filter BPF1's
Outfan connects the input of the power amplifier A3, and the outfan for stating power amplifier A3 connects the secondary frequency multiplication
The input of circuit, the outfan of the secondary frequency multiplication circuit connect the input of the band filter BPF2, the band logical
The outfan of wave filter BPF2 connects the input of the power amplifier A4.
2. the doubler of broadband according to claim 1 No. ten times, it is characterised in that：The secondary frequency multiplication circuit includes power splitter
And frequency mixer, the input of the outfan connection power splitter of the power amplifier A3, the outfan of the power splitter connect
The input of the frequency mixer is connect, the outfan of the frequency mixer connects the input of the power amplifier A4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620654177.8U CN206041937U (en) | 2016-06-28 | 2016-06-28 | No. ten frequency multipliers in broadband |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620654177.8U CN206041937U (en) | 2016-06-28 | 2016-06-28 | No. ten frequency multipliers in broadband |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206041937U true CN206041937U (en) | 2017-03-22 |
Family
ID=58313129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620654177.8U Active CN206041937U (en) | 2016-06-28 | 2016-06-28 | No. ten frequency multipliers in broadband |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206041937U (en) |
-
2016
- 2016-06-28 CN CN201620654177.8U patent/CN206041937U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |