CN209030193U - A kind of microwave source and solid state transmitter component - Google Patents
A kind of microwave source and solid state transmitter component Download PDFInfo
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- CN209030193U CN209030193U CN201822036080.2U CN201822036080U CN209030193U CN 209030193 U CN209030193 U CN 209030193U CN 201822036080 U CN201822036080 U CN 201822036080U CN 209030193 U CN209030193 U CN 209030193U
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Abstract
The utility model provides a kind of microwave source and solid state transmitter component, including dock signal generation unit, internal local oscillator generate unit, local oscillator generates unit, main vibration generation unit, power amplifier unit；Dock signal generation unit generates various reference clock signals；Internal local oscillator generates unit and generates point two local oscillation signals of frequency and one local oscillation signal of Ka wave band；Local oscillator generates unit for a local oscillator, the mixing amplification output of two local oscillation signals；Main vibration generates unit for external intermediate-freuqncy signal and the main vibration output of internal one, two local oscillators up-conversion generation twice and tri- tunnel Gong Fen, monitors output respectively as power amplifier unit driving input, main vibration and main vibration telemetering exports；Main vibration is generated the drive input signal function that unit generates and is divided into behind four tunnels through combiner synthesis high power signals output all the way by power amplifier unit.
Description
Technical field
The utility model relates to a kind of microwave source and solid-state lift-off technology, especially a kind of microwave source and solid state transmitter group
Part.
Background technique
Microwave source and solid state transmitter component are used for radar signal reception and emission system, major function are for high-frequency reception
Machine provides stable local oscillated signal, transmitting output highpowerpulse signal, while providing multipath clock signal for system.
Summary of the invention
The purpose of this utility model is to provide a kind of microwave sources and solid state transmitter component, including clock signal to generate list
Member, internal local oscillator generate unit, local oscillator generates unit, main vibration generates unit, power amplifier unit；Dock signal generation unit generates each
Kind reference clock signal；Internal local oscillator generates unit and generates point two local oscillation signals of frequency and one local oscillation signal of Ka wave band；Local oscillator generates
Unit exports a local oscillator, the mixing amplification of two local oscillation signals；Main vibration generates unit for external intermediate-freuqncy signal and internal one, two local oscillators
Up-conversion generates main vibration output and tri- tunnel Gong Fen twice, respectively as power amplifier unit driving input, main vibration monitoring output and main vibration
Telemetering output；Main vibration is generated the drive input signal function that unit generates and is divided into behind four tunnels through combiner synthesis one by power amplifier unit
The output of road high power signals.
The utility model compared with prior art, has the advantage that (1) on the basis of crystal oscillation signal, 3 road clocks are believed
Number；(2) on the basis of crystal oscillation signal, clock signal is generated；(3) on the basis of crystal oscillation signal, the pulse power for generating frequency hopping is defeated
Out, have the function of switch modulation, there is power magnitude control function, there is remote temperature sensing detection output function；(4) frequency hopping is generated
Local oscillation signal, have the function of local oscillation signal switch OFF.
The utility model is further described with reference to the accompanying drawings of the specification.
Detailed description of the invention
Fig. 1 is the utility model component composition block diagram.
Fig. 2 is clock generating unit circuit diagram.
Fig. 3 is that internal local oscillator generates unit schematic diagram.
Fig. 4 is a local oscillator generation module schematic diagram.
Fig. 5 is that local oscillator generates unit schematic diagram.
Vibration generates unit schematic diagram based on Fig. 6.
Fig. 7 is power amplifier unit schematic diagram.
Specific embodiment
In conjunction with Fig. 1, a kind of microwave source and solid state transmitter component, including dock signal generation unit, internal local oscillator are generated
Unit, local oscillator generate unit, main vibration generates unit, power amplifier unit.Dock signal generation unit generates various reference clock signals；
Internal local oscillator generates unit and generates point two local oscillation signals of frequency and one local oscillation signal of Ka wave band；Local oscillator generates unit for a local oscillator, two
Local oscillation signal mixing amplification output；Main vibration generates unit for external intermediate-freuqncy signal and the up-conversion generation twice of internal one, two local oscillators
Main vibration output and tri- tunnel Gong Fen are exported respectively as power amplifier unit driving input, main vibration monitoring output and main vibration telemetering；Power amplifier list
Main vibration is generated the drive input signal function that unit generates and is divided into behind four tunnels that synthesize high power signals all the way by combiner defeated by member
Out.
In conjunction with Fig. 2, dock signal generation unit includes crystal oscillator power-devided circuit, frequency dividing amplifying circuit, locking phase source circuit.
Crystal oscillator power-devided circuit generates crystal oscillation signal and function is divided into two-way, generates clock signal, another way for dividing all the way
Amplified continuation function point does phase-locked clock reference to point frequency source local oscillator and Ku wave band frequency hopping synthesizer respectively.
Frequency dividing amplifying circuit will be divided into the first reference clock signal and the second reference clock signal by crystal oscillation signal function all the way, will
Another way crystal oscillation signal function is divided into third signal and signal, and wherein third signal amplifies to obtain third ginseng by amplifier
Examine clock signal.Frequency divider is the main devices of this unit, selects 2 frequency divider of HMC*** type, the higher hamonic wave generated after frequency dividing
Signal is filtered out by LC low-pass filter, guarantees that signal harmonic inhibition meets requirement.The selection of filter is this unit
Key mainly has 2 kinds of filters: the first is the LC low-pass filter of MINI, for filtering out the harmonic signal after dividing, is used
First amplify the mode filtered again after frequency dividing, increases the harmonics restraint of clock output；Second of filter is that the output end of signal adds
Low-pass filter LFCN-80, the signal leakage past for preventing phase locked source from generating, Out-of-band rejection.
Fourth signal progress locking phase is obtained the 4th reference clock signal by locking phase source circuit.The circuit uses phase locked source
AD4351 carries out locking phase, and for clock signal as phase locked source reference clock, output adds the LFCN filter of MINI company to filter out its height
Subharmonic.
In conjunction with Fig. 3, Fig. 4, it includes point frequency two local oscillator generation modules, Ku wave band frequency hopping synthesizer, Ka wave that internal local oscillator, which generates unit,
The one local oscillator generation module of frequency hopping of section.Point two local oscillator generation modules of frequency generate point two local oscillation signals of frequency and function is divided into two-way, Ku wave
Section frequency hopping synthesizer generates a local oscillation signal for frequency multiplication, and the one local oscillator generation module of frequency hopping of Ka wave band carries out two times to a local oscillation signal
Frequency filtering generates one local oscillation signal of Ka wave band and function is divided into two-way.Point frequency source is generated using AD4351 locking phase, the filtering of ku, ka wave band
Device uses the ceramic filter emulated.If a local oscillator selects the scheme of high local oscillator, advantage is that intermodulation is spuious will not fall in substantially
It in band, is computed, 3 times of a local oscillator, intermodulation is spuious within 10 times of two local oscillators will not all fall in filter band, and filter
Low-pass filter can be taken to filter out local oscillation signal, the disadvantage is that a local oscillation signal frequency is higher, mutually made an uproar higher with spuious difficulty.Such as
One local oscillator of fruit selects low local oscillator scheme, the disadvantage is that 2 times of a local oscillator, 8 intermodulations of two local oscillators are spuious to be fallen in filter band,
And filter out local oscillator and need to use low pass or bandpass filter, to the more demanding of filter, advantage is that locking phase source frequency is low, is compared
High local oscillator scheme, mutually make an uproar with it is spuious easy to accomplish.Through analyzing, 2 times of a local oscillator, 8 spuious amplitudes of intermodulation of two local oscillators are smaller,
The clutter recognition of primary spectrum is not influenced, and the filter after mixing uses cavity body filter, can expire to local oscillator Out-of-band rejection degree
Foot requires, therefore selects the mixing scheme of low local oscillator.
In conjunction with Fig. 5, it includes sequentially connected frequency mixer, cavity body filter, three step switch, amplifier that local oscillator, which generates unit,
Two input terminals of frequency mixer connect a local oscillation signal and two local oscillation signals respectively.After mixing plus cavity body filter filters clutter, adds
Amplifier provides up-conversion gain, and three step switch is added to improve local vibration source switch OFF ratio.
In conjunction with Fig. 6, it includes two frequency mixers that main vibration, which generates unit, wherein externally input signal is after amplification first with two
Local oscillation signal up-conversion, the lower sideband signal after taking first time up-conversion is as intermediate-freuqncy signal, intermediate-freuqncy signal and a local oscillation signal
Up-conversion generates main vibration source output.
In conjunction with Fig. 7, power amplifier unit includes one point of four power splitter, several amplifiers, power combiner.One point of four power splitter will
Main vibration generates the drive input signal function that unit generates and is divided into four tunnels, puts per several amplifiers are arranged on the way to signal
Greatly, the amplified signal of thinking is synthesized high power signals output all the way by power combiner.
Claims (6)
1. a kind of microwave source and solid state transmitter component, which is characterized in that generated including dock signal generation unit, internal local oscillator
Unit, local oscillator generate unit, main vibration generates unit, power amplifier unit；Wherein
Dock signal generation unit generates various reference clock signals；
Internal local oscillator generates unit and generates point two local oscillation signals of frequency and one local oscillation signal of Ka wave band；
Local oscillator generates unit for a local oscillator, the mixing amplification output of two local oscillation signals；
Main vibration generates unit for external intermediate-freuqncy signal and the main vibration output of internal one, two local oscillators up-conversion generation twice and function point three
Road is exported respectively as power amplifier unit driving input, main vibration monitoring output and main vibration telemetering；
The drive input signal function that main vibration generates unit generation is divided into high all the way by combiner synthesis behind four tunnels by power amplifier unit
Power signal output.
2. component according to claim 1, which is characterized in that dock signal generation unit includes crystal oscillator power-devided circuit, divides
Frequency amplifying circuit, locking phase source circuit；
Wherein crystal oscillator power-devided circuit generates crystal oscillation signal and function is divided into two-way,
Frequency dividing amplifying circuit will be divided into the first reference clock signal and the second reference clock signal by crystal oscillation signal function all the way, will be another
Road crystal oscillation signal function is divided into third signal and signal, when wherein third signal amplifies to obtain third reference by amplifier
Clock signal,
Fourth signal progress locking phase is obtained the 4th reference clock signal by locking phase source circuit.
3. component according to claim 1, which is characterized in that it includes that point two local oscillators of frequency generate mould that internal local oscillator, which generates unit,
Block, Ku wave band frequency hopping synthesizer, Ka wave band one local oscillator generation module of frequency hopping；Wherein
Point two local oscillator generation modules of frequency generate point two local oscillation signals of frequency and function is divided into two-way,
Ku wave band frequency hopping synthesizer generates a local oscillation signal for frequency multiplication,
The one local oscillator generation module of frequency hopping of Ka wave band carries out the filtering of two frequencys multiplication to a local oscillation signal and generates one local oscillation signal of Ka wave band
And function is divided into two-way.
4. component according to claim 1, which is characterized in that it includes sequentially connected frequency mixer, chamber that local oscillator, which generates unit,
Two input terminals of fluid filter, three step switch, amplifier, frequency mixer connect a local oscillation signal and two local oscillation signals respectively.
5. component according to claim 1, which is characterized in that it includes two frequency mixers that main vibration, which generates unit, wherein
Externally input signal first and two local oscillation signal up-conversions after amplification, the lower sideband signal after taking first time up-conversion
As intermediate-freuqncy signal,
Intermediate-freuqncy signal and a local oscillation signal up-conversion generate main vibration source and export.
6. component according to claim 1, which is characterized in that power amplifier unit include one point of four power splitter, several amplifiers,
Power combiner；Wherein
Main vibration is generated the drive input signal function that unit generates and is divided into four tunnels by one point of four power splitter,
Signal is amplified per several amplifiers are arranged on the way,
The amplified signal of thinking is synthesized high power signals output all the way by power combiner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822036080.2U CN209030193U (en) | 2018-12-05 | 2018-12-05 | A kind of microwave source and solid state transmitter component |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201822036080.2U CN209030193U (en) | 2018-12-05 | 2018-12-05 | A kind of microwave source and solid state transmitter component |
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| Publication Number | Publication Date |
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| CN209030193U true CN209030193U (en) | 2019-06-25 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112087229A (en) * | 2020-09-18 | 2020-12-15 | 上海无线电设备研究所 | Miniaturized low-cost multichannel low-phase-noise low-spurious point frequency source |
-
2018
- 2018-12-05 CN CN201822036080.2U patent/CN209030193U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112087229A (en) * | 2020-09-18 | 2020-12-15 | 上海无线电设备研究所 | Miniaturized low-cost multichannel low-phase-noise low-spurious point frequency source |
| CN112087229B (en) * | 2020-09-18 | 2024-02-23 | 上海无线电设备研究所 | Miniaturized low-cost multipath low-phase-noise low-spurious point frequency source |
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Address after: 210000 building 3, no.6, Suyuan Road, Xuanwu District, Nanjing City, Jiangsu Province Patentee after: Nanjing Yubao Technology Co.,Ltd. Address before: 210000 building 3, no.6, Suyuan Road, Xuanwu District, Nanjing City, Jiangsu Province Patentee before: NANJING YOUBEST TECHNOLOGY CO.,LTD. |