CN208351370U - A kind of microwave signal source - Google Patents
A kind of microwave signal source Download PDFInfo
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- CN208351370U CN208351370U CN201821123450.XU CN201821123450U CN208351370U CN 208351370 U CN208351370 U CN 208351370U CN 201821123450 U CN201821123450 U CN 201821123450U CN 208351370 U CN208351370 U CN 208351370U
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- switch
- attenuator
- gate array
- programmable gate
- field programmable
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Abstract
The utility model discloses a kind of microwave signal sources, including frequency source, attenuator, switch, switch filter, field programmable gate array, amplifier and self-test switch, the frequency source part generates 6 frequency points needed, self-test is carried out by attenuator, switch, switch filter, amplifier output, and in output stage.Inside and outside interactive controlling is carried out by FPGA in the course of work, output amplitude is controlled by attenuator, passes through switch control signal modulation waveform.It is needed that active impulse modulation can be carried out by lock-out pulse according to client, internal clocking can also be used and carry out passive impulse modulation, and output drive pulse, be able to satisfy general system level requirement, for system can provide local oscillation signal, also can be used as self-test signal source carry out using.Since the advantages such as small in size, light weight can be used on the product more demanding to volume mass such as airborne products, portable device, handheld device.
Description
Technical field
The utility model belongs to signal source equipment technical field, more particularly to a kind of microwave signal source.
Background technique
The high speed development of science and technology increases the interactive quantity of information rapidly, and the capacity of communication increases severely, and personal or terminal is to band
Wide demand seems that, forever without satisfaction, therefore the flexible, convenient of access also wirelessly becomes with broadband as indispensable element
The requirement of the development trend of Communications and Information Systems, broadband is given excellent solution party by optical fiber in wire transmission or access
Case, and the promotion of flexibility also needs the born advantage by communication, at the same time, to guarantee the appearance of communication as far as possible
Amount using higher frequency and must have enough quality assurances to improve the bandwidth of wireless communication system and realizing high-speed communication
High frequency carrier, therefore high frequency carrier source or microwave source play a crucial role in Communication and Information Systems, high quality
Adjustable microwave signal had broad application prospects in fields such as radar, sensing and wireless communications, but existing microwave believe
The tunable range in number source is smaller, its application in fields such as radars of limit value, and system complex increases system cost, and
The volume of system is all bigger, is not suitable for miniaturization and highly integrated development trend, such as: it is in Chinese Patent Application No.
In 201410234411.7 patent, a kind of microwave signal source of narrow linewidth high s/n ratio is disclosed, wherein using Polarization Control
The microwave signal source of the compositions such as device, circulator, coupler, brillouin gain chamber, system complex, volume are big, are unfavorable for applying
In miniaturization, portable, handheld device.
Therefore, the emphasis how to solve the above problems as those skilled in the art's research.
Utility model content
The purpose of this utility model is just to provide a kind of microwave signal source, and it is big to can effectively solve above system complexity, volume
Shortcoming.
The purpose of this utility model is realized by following technical proposals:
A kind of microwave signal source, including frequency source, attenuator, switch, switch filter, field programmable gate battle array
Column, amplifier and self-test switch, the frequency source connect attenuator, the attenuator connection switch and field programmable gate
Array, the switch connection switch filter and field programmable gate array, switch filter connection scene can compile
Journey logic gate array and amplifier, the amplifier connect self-test switch.
Preferably, the field programmable gate array includes a serial ports input.
Preferably, the attenuator provides the input of a 24BIT, the scene to field programmable gate array
Programmable gate array provides the input of a 2BIT to switch, and the field programmable gate array is to switch filter
The input of one 8BIT is provided.
Preferably, the frequency source generates 6 frequency points, 6 frequency points be respectively 1.3GHz, 3.1GHz, 4.5GHz,
5.7GHz、9.36GHz、9.9GHz。
Preferably, the attenuator HMC424LP3,0~31.5dB of attenuation range, decay stepping 0.5dB.
Preferably, the switch filter HMC641LP4, working frequency DC~20GHz, switchable four tunnels output.
Preferably, the amplifier HMC788ALP2, working frequency DC~10GHz, gain 10~14dB, it is described from
Examine switch AD8319, working frequency DC~10GHz, 45dB dynamic detection.
Compared with prior art, the utility model has the beneficial effects that:
The utility model mainly uses highly integrated technology, and the advantages such as small in size, light weight can be used for airborne products, portable
On the product more demanding to volume mass such as formula equipment, handheld device, and a variety of impulse modulations are used, there is low phase to make an uproar
The features such as sound, amplitude-controllable, controllable modulation.
Detailed description of the invention
Fig. 1 is the circuit structure diagram of the utility model.
Description of symbols: 1- frequency source, 2- attenuator, 3- switch, 4- switch filter, 5- amplifier, 6- self-test are opened
It closes, 7- field programmable gate array, the input of 8- serial ports.
Specific embodiment
The utility model is further described with attached drawing combined with specific embodiments below.
Embodiment one
As shown in Figure 1, a kind of microwave signal source, including frequency source 1, attenuator 2, switch 3, switch filter 4, scene can
Programmed logic gate array 7, amplifier 5 and self-test switch 6, the frequency source 1 connect attenuator 2,2 connection switch of attenuator
3 and field programmable gate array 7, the attenuator HMC424LP3,0~31.5dB of attenuation range, decay stepping 0.5dB,
The switch filter HMC641LP4, working frequency DC~20GHz, switchable four tunnels output, the amplifier
HMC788ALP2, working frequency DC~10GHz, gain 10~14dB, the self-test switch AD8319, working frequency DC~
10GHz, 45dB dynamic detection, the 3 connection switch filter 4 of switch and field programmable gate array 7, the switch filter
Wave device 4 connects field programmable gate array 7 and amplifier 5, and the amplifier 5 connects self-test switch 6, and frequency source 1 generates
6 frequency points needed are respectively as follows: 1.3GHz, 3.1GHz, 4.5GHz, 5.7GHz, 9.36GHz, 9.9GHz, by attenuator 2, open
3, switch filter 4, the output of amplifier 5 are closed, and carries out self-test in the self-test switch of output stage 6, it can by scene in the course of work
Programmed logic gate array (FPGA) 7 carries out inside and outside interactive controlling, controls output amplitude by attenuator 2, is controlled and believed by switch 3
Number modulation waveform can carry out active impulse modulation by lock-out pulse as needed, internal clocking can also be used and carry out by artery
Modulated, and output drive pulse, pulse signal are generated by FPGA, frequency range 800Hz~1200Hz, 10Hz stepping is controllable.
In the present embodiment, it is able to satisfy general system level requirement, local oscillation signal can be provided for system, also can be used as self-test letter
Number source is carried out using due to (149*114.36*20mm small in size3), the advantages such as light weight can be used for airborne products, portable set
On the product more demanding to volume mass such as standby, handheld device.
Embodiment two
As shown in Figure 1, a kind of microwave signal source, including frequency source 1, attenuator 2, switch 3, switch filter 4, scene can
Programmed logic gate array 7, amplifier 5 and self-test switch 6, the frequency source 1 connect attenuator 2,2 connection switch of attenuator
3 and field programmable gate array 7, the attenuator HMC424LP3,0~31.5dB of attenuation range, decay stepping 0.5dB,
The switch filter HMC641LP4, working frequency DC~20GHz, switchable four tunnels output, the amplifier
HMC788ALP2, working frequency DC~10GHz, gain 10~14dB, the self-test switch AD8319, working frequency DC~
10GHz, 45dB dynamic detection, the 3 connection switch filter 4 of switch and field programmable gate array 7, the switch filter
Wave device 4 connects field programmable gate array 7 and amplifier 5, and the amplifier 5 connects self-test switch 6, and frequency source 1 generates
6 frequency points needed are respectively as follows: 1.3GHz, 3.1GHz, 4.5GHz, 5.7GHz, 9.36GHz, 9.9GHz, by attenuator 2, open
3, switch filter 4, the output of amplifier 5 are closed, and carries out self-test in the self-test switch of output stage 6, it can by scene in the course of work
Programmed logic gate array (FPGA) 7 carries out inside and outside interactive controlling, controls output amplitude by attenuator 2, is controlled and believed by switch 3
Number modulation waveform can carry out active impulse modulation by lock-out pulse as needed, internal clocking can also be used and carry out by artery
Modulated, and output drive pulse, field programmable gate array include a serial ports input, and pulse signal is produced by FPGA
Raw, frequency range 800Hz~1200Hz, 10Hz stepping is controllable.
It in the present embodiment, is inputted using serial ports, so that hardware realization is simple, does not need the support of operating system, Ke Yizhi
It connects and is realized by hardware circuit, hardware cost is very low.
Embodiment three
As shown in Figure 1, a kind of microwave signal source, including frequency source 1, attenuator 2, switch 3, switch filter 4, scene can
Programmed logic gate array 7, amplifier 5 and self-test switch 6, the frequency source 1 connect attenuator 2,2 connection switch of attenuator
3 and field programmable gate array 7, the attenuator HMC424LP3,0~31.5dB of attenuation range, decay stepping 0.5dB,
The switch filter HMC641LP4, working frequency DC~20GHz, switchable four tunnels output, the amplifier
HMC788ALP2, working frequency DC~10GHz, gain 10~14dB, the self-test switch AD8319, working frequency DC~
10GHz, 45dB dynamic detection, the 3 connection switch filter 4 of switch and field programmable gate array 7, the switch filter
Wave device 4 connects field programmable gate array 7 and amplifier 5, and the amplifier 5 connects self-test switch 6, and frequency source 1 generates
6 frequency points needed are respectively as follows: 1.3GHz, 3.1GHz, 4.5GHz, 5.7GHz, 9.36GHz, 9.9GHz, by attenuator 2, open
3, switch filter 4, the output of amplifier 5 are closed, and carries out self-test in the self-test switch of output stage 6, it can by scene in the course of work
Programmed logic gate array (FPGA) 7 carries out inside and outside interactive controlling, and the attenuator provides one to field programmable gate array
The input of a 24BIT, the field programmable gate array provide the input of a 2BIT, the field-programmable to switch
Logic gate array provides the input of a 8BIT to switch filter, controls output amplitude by attenuator 2, is controlled by switch 3
Signal modulation waveform processed can carry out active impulse modulation by lock-out pulse as needed, internal clocking can also be used and carry out quilt
Artery modulated.
In the present embodiment, using a variety of impulse modulations, have low phase noise, amplitude-controllable, modulation controllable.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (7)
1. a kind of microwave signal source, it is characterised in that: including frequency source (1), attenuator (2), switch (3), switch filter
(4), field programmable gate array (7), amplifier (5) and self-test switch (6), the frequency source (1) connect attenuator
(2), attenuator (2) connection switch (3) and field programmable gate array (7), switch (3) the connection switch filtering
Device (4) and field programmable gate array (7), the switch filter (4) connection field programmable gate array (7) and
Amplifier (5), the amplifier (5) connect self-test switch (6).
2. a kind of microwave signal source according to claim 1, it is characterised in that: the field programmable gate array
It (7) include that a serial ports inputs (8).
3. a kind of microwave signal source according to claim 1, it is characterised in that: the attenuator (2) is to field-programmable
Logic gate array (7) provides the input of a 24BIT, and the field programmable gate array (7) provides one to switch (3)
The input of 2BIT, the field programmable gate array (7) provide the input of a 8BIT to switch filter (4).
4. a kind of microwave signal source according to claim 1, it is characterised in that: 6 frequency points of frequency source (1) generation, 6
A frequency point is respectively 1.3GHz, 3.1GHz, 4.5GHz, 5.7GHz, 9.36GHz, 9.9GHz.
5. a kind of microwave signal source according to claim 1, it is characterised in that: attenuator (2) HMC424LP3 declines
Subtract 0~31.5dB of range, decay stepping 0.5dB.
6. a kind of microwave signal source according to claim 1, it is characterised in that: the switch filter (4)
HMC641LP4, working frequency DC~20GHz, switchable four tunnels output.
7. a kind of microwave signal source according to claim 1, it is characterised in that: amplifier (5) HMC788ALP2,
Working frequency DC~10GHz, gain 10~14dB, self-test switch (6) AD8319, working frequency DC~10GHz, 45dB are dynamic
State detection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821123450.XU CN208351370U (en) | 2018-07-16 | 2018-07-16 | A kind of microwave signal source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821123450.XU CN208351370U (en) | 2018-07-16 | 2018-07-16 | A kind of microwave signal source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208351370U true CN208351370U (en) | 2019-01-08 |
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ID=64905945
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821123450.XU Expired - Fee Related CN208351370U (en) | 2018-07-16 | 2018-07-16 | A kind of microwave signal source |
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| Country | Link |
|---|---|
| CN (1) | CN208351370U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111431596A (en) * | 2020-03-24 | 2020-07-17 | 中星联华科技（北京）有限公司 | Signal speed-up method and circuit |
| CN113867238A (en) * | 2021-12-06 | 2021-12-31 | 成都威频科技有限公司 | Agile ALC system with amplitude and pulse modulation functions and control method thereof |
| CN117895957A (en) * | 2024-03-18 | 2024-04-16 | 四川九洲电器集团有限责任公司 | Debugging method based on excitation signal and adjustable transmitter |
-
2018
- 2018-07-16 CN CN201821123450.XU patent/CN208351370U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111431596A (en) * | 2020-03-24 | 2020-07-17 | 中星联华科技（北京）有限公司 | Signal speed-up method and circuit |
| CN113867238A (en) * | 2021-12-06 | 2021-12-31 | 成都威频科技有限公司 | Agile ALC system with amplitude and pulse modulation functions and control method thereof |
| CN113867238B (en) * | 2021-12-06 | 2022-02-11 | 成都威频科技有限公司 | Agile ALC system with amplitude and pulse modulation functions and control method thereof |
| CN117895957A (en) * | 2024-03-18 | 2024-04-16 | 四川九洲电器集团有限责任公司 | Debugging method based on excitation signal and adjustable transmitter |
| CN117895957B (en) * | 2024-03-18 | 2024-05-31 | 四川九洲电器集团有限责任公司 | Debugging method based on excitation signal and adjustable transmitter |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190108 |
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| CF01 | Termination of patent right due to non-payment of annual fee |