CN109361410A - A kind of high power solid state transmitter circuitry - Google Patents
A kind of high power solid state transmitter circuitry Download PDFInfo
- Publication number
- CN109361410A CN109361410A CN201811526211.3A CN201811526211A CN109361410A CN 109361410 A CN109361410 A CN 109361410A CN 201811526211 A CN201811526211 A CN 201811526211A CN 109361410 A CN109361410 A CN 109361410A
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- CN
- China
- Prior art keywords
- amplification circuit
- power
- solid state
- circuit
- directional coupler
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/02—Transmitters
- H04B1/04—Circuits
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/02—Transmitters
- H04B1/04—Circuits
- H04B1/0483—Transmitters with multiple parallel paths
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/02—Transmitters
- H04B1/04—Circuits
- H04B2001/0408—Circuits with power amplifiers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
Abstract
A kind of high power solid state transmitter circuitry provided by the invention, including frequency source, drive amplification circuit, microwave switch, 3dB directional coupler A, 3dB directional coupler B, power amplification circuit 1, power amplification circuit 2, modulation circuit, modulation and ON-OFF control circuit, antenna 1, antenna 2；The frequency source and drive amplification circuit connection, the modulation and ON-OFF control circuit are connect with drive amplification circuit with microwave switch respectively, the microwave switch is connect with two input terminals of 3dB directional coupler A, the output end of the 3dB directional coupler A respectively with power amplification circuit 1, the input terminal of power amplification circuit 2 connects, the input terminal of the 3dB directional coupler B respectively with power amplification circuit 1, the output end of power amplification circuit 2 connects, the modulation circuit respectively with power amplification circuit 1, power amplification circuit 2 connects, the output end of the 3dB directional coupler B respectively with antenna 1, antenna 2 connects.
Description
Technical field
The present invention relates to a kind of high power solid state transmitter circuitrys.
Background technique
For transmitter as the important component in command guidance system, major function is to realize the amplification of electromagnetic wave signal
And modulation.New demand is proposed in modern war, to the anti-electromagnetic interference capability of command guidance system to meet new demand hair
Machine is penetrated to develop towards big bandwidth, high transmitting power direction.Existing transmitter solution: frequency source generates a high-frequency signal,
Magnetron is injected after drive amplification, signal is further amplified magnetron, then gives signal to day by microwave switch
Line.Modulated signal controls drive amplification and magnetron carries out impulse modulation, and switch control signal control gives signal to antenna 1 also
It is antenna 2.Existing transmitter solution uses magnetron as power amplifying device, because of performance of magnetron, work
Bandwidth is small, reliability is low, because magnetron reliability has resulted in huge economic losses in production process.In addition background scheme will be micro-
Wave switch is placed on after magnetron, therefore microwave switch needs to bear high-power, this just proposes the design of microwave switch huge
Challenge, linear large power microwave switch is with high costs at present, and reliability is not high.The electromagnetic environment for the battlefield complexity that faces the future, hair
It penetrates machine list and as antijamming measure is no longer satisfied requirement using high-power.And background scheme because magnetron limit, cannot
Increase such as frequency hopping, direct expansion antijamming measure.
Summary of the invention
In order to solve the above technical problems, the present invention provides a kind of high power solid state transmitter circuitrys.
The present invention is achieved by the following technical programs.
A kind of high power solid state transmitter circuitry provided by the invention, including frequency source, drive amplification circuit, microwave are opened
Pass, 3dB directional coupler A, 3dB directional coupler B, power amplification circuit 1, power amplification circuit 2, modulation circuit, modulation and
ON-OFF control circuit, antenna 1, antenna 2；The frequency source and drive amplification circuit connection, the modulation and ON-OFF control circuit
It is connect respectively with drive amplification circuit with microwave switch, two input terminals of the microwave switch and 3dB directional coupler A connect
It connects, the output end of the 3dB directional coupler A is connect with the input terminal of power amplification circuit 1, power amplification circuit 2 respectively, institute
The input terminal for stating 3dB directional coupler B is connect with the output end of power amplification circuit 1, power amplification circuit 2 respectively, the tune
Circuit processed is connect with power amplification circuit 1, power amplification circuit 2 respectively, the output end of the 3dB directional coupler B respectively with
Antenna 1, antenna 2 connect.
The frequency source generates a high frequency continuous microwave carrier signal.
The drive amplification circuit carries out gain amplification to the small signal that frequency source generates, and is made of power amplifier.
The microwave switch is single-pole double-throw switch (SPDT), is controlled by the switch control signal that the ON-OFF control circuit generates.
The 3dB directional coupler is quadrature hybrid, straight-through to have 90 degree of phases between the output signal of coupled end
Potential difference.The signal that wherein 3dB directional coupler A receives microwave switch transmission outputs it 90 degree of two-way phase phase difference, power phase
Same signal；Using 90 degree of electric bridges, as power combiner, two-way power combing both may be implemented, together in its 3dB directional coupler B
When can control the selection of output port again, while guaranteeing output power, promote bandwidth of operation, using such synthesizer
When microwave switch low power microwave can be selected to switch, improve reliability.
1,2 pair of input signal of the power amplification circuit is amplified and is modulated, and exports highpowerpulse signal, by solid
State power tube composition has higher reliability, higher duty ratio, bigger bandwidth of operation compared to traditional magnetron.
The modulation circuit receives external TTL and controls signal, to the drain voltage of solid state power pipe in power amplification circuit
Carry out impulse modulation.
The modulation and ON-OFF control circuit receive external TTL and control signal, to solid state power pipe in drive amplification circuit
Drain voltage carry out impulse modulation, microwave switch is controlled.
The beneficial effects of the present invention are: the present invention uses solid state power pipe as power amplifying device, compared to traditional
Magnetron has higher reliability, higher duty ratio, bigger bandwidth of operation, faster response time, higher efficiency.
Detailed description of the invention
Fig. 1 is invention's principle block diagram.
Specific embodiment
Be described further below technical solution of the present invention, but claimed range be not limited to it is described.
A kind of high power solid state transmitter circuitry includes frequency source, drive amplification circuit, microwave switch, 3dB directional couple
Device A, 3dB directional coupler B, power amplification circuit 1, power amplification circuit 2, modulation circuit, modulation and ON-OFF control circuit, day
Line 1, antenna 2；The frequency source and drive amplification circuit connection, the modulation and ON-OFF control circuit are electric with drive amplification respectively
Road is connect with microwave switch, and the microwave switch is connect with two input terminals of 3dB directional coupler A, the 3dB directional couple
The output end of device A is connect with the input terminal of power amplification circuit 1, power amplification circuit 2 respectively, the 3dB directional coupler B's
Input terminal is connect with the output end of power amplification circuit 1, power amplification circuit 2 respectively, and the modulation circuit is put with power respectively
Big circuit 1, power amplification circuit 2 connect, and the output end of the 3dB directional coupler B is connect with antenna 1, antenna 2 respectively.
The frequency source generates a high frequency continuous microwave carrier signal.
The drive amplification circuit carries out gain amplification to the small signal that frequency source generates, and is made of power amplifier.
The microwave switch is single-pole double-throw switch (SPDT), is controlled by the switch control signal that the ON-OFF control circuit generates.
The 3dB directional coupler is quadrature hybrid, straight-through to have 90 degree of phases between the output signal of coupled end
Potential difference.The signal that wherein 3dB directional coupler A receives microwave switch transmission outputs it 90 degree of two-way phase phase difference, power phase
Same signal；Using 90 degree of electric bridges, as power combiner, two-way power combing both may be implemented, together in its 3dB directional coupler B
When can control the selection of output port again, while guaranteeing output power, promote bandwidth of operation, using such synthesizer
When microwave switch low power microwave can be selected to switch, improve reliability.
The power amplification circuit 1, power amplification circuit 2 are amplified and are modulated to input signal, export high-power arteries and veins
Signal is rushed, is made of solid state power pipe, there is higher reliability, higher duty ratio, bigger compared to traditional magnetron
Bandwidth of operation.
The modulation circuit receives external TTL and controls signal, to the drain voltage of solid state power pipe in power amplification circuit
Carry out impulse modulation.
The modulation and ON-OFF control circuit receive external TTL and control signal, to solid state power pipe in drive amplification circuit
Drain voltage carry out impulse modulation, microwave switch is controlled.
Working principle: frequency source generates a small signal of high frequency continuous microwave as carrier wave in the present invention, puts into driving
Big circuit amplifies small signal in the case where modulating the control with ON-OFF control circuit, exports one by pulse modulated micro-
Wave signal enters microwave switch, and microwave switch is single-pole double-throw switch (SPDT), and in the case where modulating the control with ON-OFF control circuit, selection will
The pulse signal of drive amplification circuit input passes to a port of 3dB directional coupler A, and 3dB directional coupler A is orthogonal
Hybrid network can export 90 degree of two-way phase phase difference, the identical two paths of signals of power enters corresponding power amplification circuit, function
Rate amplifying circuit is using solid state power pipe, and selection inputs the difference into 3dB directional coupler B under the control of modulation circuit
Input terminal is input in corresponding antenna after the power combing of 3dB directional coupler B.
Claims (9)
1. a kind of high power solid state transmitter circuitry, including frequency source, drive amplification circuit, microwave switch, 3dB directional coupler
A, 3dB directional coupler B, power amplification circuit 1, power amplification circuit 2, modulation circuit, modulation and ON-OFF control circuit, antenna
1, antenna 2；It is characterized by: the frequency source and drive amplification circuit connection, the modulation and ON-OFF control circuit respectively and
Drive amplification circuit is connect with microwave switch, and the microwave switch is connect with two input terminals of 3dB directional coupler A, described
The output end of 3dB directional coupler A is connect with the input terminal of power amplification circuit 1, power amplification circuit 2 respectively, and the 3dB is fixed
It is connect respectively with the output end of power amplification circuit 1, power amplification circuit 2 to the input terminal of coupler B, the modulation circuit point
Do not connect with power amplification circuit 1, power amplification circuit 2, the output end of the 3dB directional coupler B respectively with antenna 1, day
Line 2 connects.
2. a kind of high power solid state transmitter circuitry as described in claim 1, it is characterised in that: the frequency source generates one
High frequency continuous microwave carrier signal.
3. a kind of high power solid state transmitter circuitry as described in claim 1, it is characterised in that: the drive amplification circuit pair
The small signal that frequency source generates carries out gain amplification, is made of power amplifier.
4. a kind of high power solid state transmitter circuitry as described in claim 1, it is characterised in that: the microwave switch is hilted broadsword
Commutator is controlled by the switch control signal that ON-OFF control circuit generates.
5. a kind of high power solid state transmitter circuitry as described in claim 1, it is characterised in that: the 3dB directional coupler A
It is quadrature hybrid, it is straight-through to export 90 degree of two-way phase phase difference signal identical with power respectively with coupled end.
6. a kind of high power solid state transmitter circuitry as described in claim 1, it is characterised in that: the 3dB directional coupler B
The two pulse signals that power amplification circuit exports are synthesized as power combiner using 90 degree of electric bridges.
7. a kind of high power solid state transmitter circuitry as described in claim 1, it is characterised in that: the power amplification circuit 1,
Power amplification circuit 2 is amplified and is modulated to input signal, is exported highpowerpulse signal, is made of solid state power pipe.
8. a kind of high power solid state transmitter circuitry as described in claim 1, it is characterised in that: the modulation circuit receives outer
Portion TTL controls signal, carries out impulse modulation to the drain voltage of solid state power pipe in power amplification circuit.
9. a kind of high power solid state transmitter circuitry as described in claim 1, it is characterised in that: the modulation and switch control
Circuit receives external TTL signal and switch control signal, carries out pulse tune to the drain voltage of solid state power pipe in amplifying circuit
It makes and microwave switch is controlled with switch pulse signal output port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811526211.3A CN109361410B (en) | 2018-12-13 | 2018-12-13 | High-power solid-state transmitter circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811526211.3A CN109361410B (en) | 2018-12-13 | 2018-12-13 | High-power solid-state transmitter circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109361410A true CN109361410A (en) | 2019-02-19 |
| CN109361410B CN109361410B (en) | 2021-02-26 |
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ID=65328684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811526211.3A Active CN109361410B (en) | 2018-12-13 | 2018-12-13 | High-power solid-state transmitter circuit |
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| Country | Link |
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| CN (1) | CN109361410B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202551012U (en) * | 2012-04-26 | 2012-11-21 | 成都六三零电子设备有限公司 | L-wave-band solid-state transmitter |
| CN203590157U (en) * | 2013-11-07 | 2014-05-07 | 北京同方吉兆科技有限公司 | Dismountable double-tube efficient power amplification module structure |
| CN105245238A (en) * | 2015-10-21 | 2016-01-13 | 成都六三零电子设备有限公司 | 650MHz/150kW solid-state transmitter |
| CN205081773U (en) * | 2015-10-21 | 2016-03-09 | 成都六三零电子设备有限公司 | Solid -state transmitter |
| CN106656075A (en) * | 2016-12-13 | 2017-05-10 | 石家庄开发区泰顺电子通讯有限公司 | Short-wave full-band 500W solid-state amplifier |
| CN206422751U (en) * | 2017-02-14 | 2017-08-18 | 陕西东方华通微波科技有限公司 | A kind of X-band solid-state power amplifier |
-
2018
- 2018-12-13 CN CN201811526211.3A patent/CN109361410B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202551012U (en) * | 2012-04-26 | 2012-11-21 | 成都六三零电子设备有限公司 | L-wave-band solid-state transmitter |
| CN203590157U (en) * | 2013-11-07 | 2014-05-07 | 北京同方吉兆科技有限公司 | Dismountable double-tube efficient power amplification module structure |
| CN105245238A (en) * | 2015-10-21 | 2016-01-13 | 成都六三零电子设备有限公司 | 650MHz/150kW solid-state transmitter |
| CN205081773U (en) * | 2015-10-21 | 2016-03-09 | 成都六三零电子设备有限公司 | Solid -state transmitter |
| CN106656075A (en) * | 2016-12-13 | 2017-05-10 | 石家庄开发区泰顺电子通讯有限公司 | Short-wave full-band 500W solid-state amplifier |
| CN206422751U (en) * | 2017-02-14 | 2017-08-18 | 陕西东方华通微波科技有限公司 | A kind of X-band solid-state power amplifier |
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| Publication number | Publication date |
|---|---|
| CN109361410B (en) | 2021-02-26 |
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Effective date of registration: 20221230 Address after: 550009 No.7 Honghe Road, economic and Technological Development Zone, Guiyang City, Guizhou Province Patentee after: Aerospace Jiangnan Group Co.,Ltd. Patentee after: GUIZHOU AEROSPACE ELECTRONIC TECHNOLOGY Co.,Ltd. Address before: 550009, Honghe Road, Xiaohe District, Guizhou, Guiyang 7 Patentee before: GUIZHOU AEROSPACE ELECTRONIC TECHNOLOGY Co.,Ltd. |