CN208622920U - A kind of wideband high-power synthesizer - Google Patents
A kind of wideband high-power synthesizer Download PDFInfo
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- CN208622920U CN208622920U CN201821529831.8U CN201821529831U CN208622920U CN 208622920 U CN208622920 U CN 208622920U CN 201821529831 U CN201821529831 U CN 201821529831U CN 208622920 U CN208622920 U CN 208622920U
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Abstract
The utility model discloses a kind of wideband high-power synthesizers, including transmission transformer plate, three transformers, three balance resistances, an impedance transformer；Signal input part, a signal output end there are three being set on transmission transformer plate；The input port of each transformer is connect with a signal input part respectively, and output end is connect with the input terminal of a balance resistance, and the output end of each balance resistance is connected to signal output end；Impedance transformer includes seven circle radio frequency coaxial-cables, connect progress impedance matching in the 4th circle tap and with the signal output end, carries out signal output in the 7th circle tap and with the signal output interface.The utility model can be realized odd times road power combing, every road input terminal amplitude, phase amplitude are consistent, impedance stabilization, output end impedance transformer is using seven circle windings, working frequency covers 1 MHz-10 MHz frequency range of low frequency, be conducive to improve low frequency operation index, so that save the cost, improves combined coefficient.
Description
Technical field
The utility model relates to electronic technology fields more particularly to a kind of odd times to have a lot of social connections with power synthesizer.
Background technique
Conventional wide band power combiner based on the production of same phase line transformer synthetic technology is all even synthesis, odd times
Synthesis be rarely used in high-power practical application, be primarily due to its transformer using single radio-frequency coaxial cable inner conductor and
Outer conductor is respectively as the transmission path of radio-frequency input signals, while input terminal balance resistance introduces biggish direct-to-ground capacitance,
Actual fabrication causes three road rf inputs insertion loss amplitudes uneven in, and unbalance in phase reduces pressure, and synthesizer is whole
The decline of body performance.
Utility model content
The purpose of the utility model is to provide a kind of odd times to have a lot of social connections with power synthesizer.
To achieve the above object, the technical solution of the utility model is: a kind of wideband high-power synthesizer, including shell,
Shell is externally provided with a signal output interface and three signal input interfaces, is equipped with printed circuit board, printed circuit in shell
A transmission transformer plate, three transformers, three balance resistances, an impedance transformer are fixed on plate；Transmission transformer
It is set on plate there are three signal input part, a signal output end, each signal input part connects with a signal input interface respectively
It connects；The input port of each transformer is separately connected a signal input part, the input terminal of output end and a balance resistance
Connection, the output end of each balance resistance are connected to the signal output end；Impedance transformer includes seven circle radio frequency coaxial-cables,
Radio frequency coaxial-cable is connected with power combing printed board, input printed board and output printed board, the signal output end and power
Synthesize printed board connection, three road signals are exported to power combing printed board, wherein radio frequency coaxial-cable first lap tap into
Row ground connection；Radio frequency coaxial-cable is connect in the 4th circle tap and with power combing printed board, and the signal of input is synthesized；It penetrates
High frequency coaxial cable is connect in the 5th circle tap and with input printed board, carries out capacitance compensation to the signal of synthesis；RF coaxial electricity
Cable is connect in the 7th circle tap and with signal output interface, and output printed board is also connect with signal output interface, by the letter of synthesis
It number is exported.
The beneficial effects of the utility model are: the utility model wideband high-power synthesizer can be realized the conjunction of odd times road power
At every road input terminal amplitude, phase amplitude are consistent, impedance stabilization, and output end impedance transformer is using seven circle windings, work
1 MHz-10 MHz frequency range of frequency coverage low frequency is conducive to improve low frequency operation index, so that save the cost, improves synthesis
Efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model wideband high-power synthesizer；
Fig. 2 is the main view of transmission transformer plate in Fig. 1；
Fig. 3 is the bottom view of Fig. 1 middle impedance converter；
Fig. 4 is the circuit diagram of the utility model signal synthesis.
Specific embodiment
Below in conjunction with attached drawing, the technical scheme in the utility model embodiment is clearly and completely described.
As shown in Figure 1-3, a kind of wideband high-power synthesizer, including shell 1, shell 1 are externally provided with a signal output and connect
Mouthfuls 2 and three signal input interfaces 3, printed circuit board 4 is installed in shell 1, a transmission change is fixed on printed circuit board 4
6, three, transformer, the 7, impedance transformers 8 of balance resistance of depressor plate 5, three；Transmission transformer plate 5 is inputted equipped with signal
A, B, C, signal output end D are held, each signal input part is connect with a signal input interface 3 respectively；The input of each transformer 6
Port is separately connected a signal input part, and output end is connect with the input terminal of a balance resistance 7, each balance resistance 7
Output end be connected to the signal output end D；Impedance transformer 8 includes seven circle radio frequency coaxial-cables, radio frequency coaxial-cable
It is connected with power combing printed board 9, input printed board 10 and output printed board 11, the signal output end D and power combing print
Making sheet 9 connects, and three road signals is exported to power combing printed board 9, wherein radio frequency coaxial-cable is connect in first lap tap
Ground；Radio frequency coaxial-cable is connect in the 4th circle tap and with power combing printed board 9, and the signal of input is synthesized；Radio frequency
Coaxial cable is connect in the 5th circle tap and with input printed board 10, carries out capacitance compensation to the signal of synthesis；RF coaxial electricity
Cable is connect in the 7th circle tap and with output printed board 11, and output printed board 11 is also connect with signal output interface 2, by synthesis
Signal is exported.
The signal synthesis process of the wideband high-power synthesizer are as follows: input phase all the way respectively in three signal input interfaces
Same signal, each road signal are exported through signal input part A, B, C of transmission transformer plate 5, wherein first via signal is through transformer
To signal output end D, second road signal is exported after transformer T2, balance resistance R2 to signal for output after T1, balance resistance R1
Output end D, third road signal is through transformer T3, and output is exported in signal to signal output end D, three road signals after balance resistance R3
End D enters the power combing printed board 9 of impedance transformer 8 after collecting, the 4th circle radio frequency coaxial-cable of impedance transformer 8 is to it
Impedance transformation is carried out, the 5th circle radio frequency coaxial-cable tap is simultaneously connected with compensating electric capacity C1, C2, C3 by exporting printed board 11,
Capacitance compensation is carried out to the signal of synthesis, the 7th circle radio frequency coaxial-cable exports the signal after synthesis, as shown in Figure 4.
The described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments.Based on this
Embodiment in utility model, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
His embodiment, fall within the protection scope of the utility model.
Claims (1)
1. a kind of wideband high-power synthesizer, which is characterized in that including shell, shell is externally provided with a signal output interface and three
A signal input interface is equipped with printed circuit board in shell, a transmission transformer plate, three is fixed on printed circuit board
Transformer, three balance resistances, an impedance transformer；Signal input part, a signal there are three being set on transmission transformer plate
Output end, each signal input part are connect with a signal input interface respectively；The input port of each transformer is separately connected one
A signal input part, output end are connect with the input terminal of a balance resistance, and the output end of each balance resistance is connected to
The signal output end；Impedance transformer includes seven circle radio frequency coaxial-cables, and radio frequency coaxial-cable is connected with power combing printing
Plate, input printed board and output printed board, the signal output end connect with power combing printed board, by three road signals export to
Power combing printed board, wherein radio frequency coaxial-cable is grounded in first lap tap；Radio frequency coaxial-cable encloses tap the 4th
And connect with power combing printed board, the signal of input is synthesized；Radio frequency coaxial-cable the 5th circle tap and with input
Printed board connection carries out capacitance compensation to the signal of synthesis；Radio frequency coaxial-cable is in the 7th circle tap and and signal output interface
Connection, output printed board also connect with signal output interface, the signal of synthesis are exported.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821529831.8U CN208622920U (en) | 2018-09-19 | 2018-09-19 | A kind of wideband high-power synthesizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821529831.8U CN208622920U (en) | 2018-09-19 | 2018-09-19 | A kind of wideband high-power synthesizer |
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| Publication Number | Publication Date |
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| CN208622920U true CN208622920U (en) | 2019-03-19 |
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| CN201821529831.8U Active CN208622920U (en) | 2018-09-19 | 2018-09-19 | A kind of wideband high-power synthesizer |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115842233A (en) * | 2023-02-28 | 2023-03-24 | 季华实验室 | Radio frequency power synthesizer |
| CN116826341A (en) * | 2023-08-29 | 2023-09-29 | 四川中久防务科技有限公司 | Waveguide power synthesis network topology and synthesis method thereof |
| CN117134729A (en) * | 2023-10-25 | 2023-11-28 | 南京纳特通信电子有限公司 | High-power synthesizer, synthesizing method and design method |
-
2018
- 2018-09-19 CN CN201821529831.8U patent/CN208622920U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115842233A (en) * | 2023-02-28 | 2023-03-24 | 季华实验室 | Radio frequency power synthesizer |
| CN115842233B (en) * | 2023-02-28 | 2023-05-05 | 季华实验室 | Radio frequency power synthesizer |
| CN116826341A (en) * | 2023-08-29 | 2023-09-29 | 四川中久防务科技有限公司 | Waveguide power synthesis network topology and synthesis method thereof |
| CN116826341B (en) * | 2023-08-29 | 2023-12-01 | 四川中久防务科技有限公司 | Waveguide power synthesis network topology and synthesis method thereof |
| CN117134729A (en) * | 2023-10-25 | 2023-11-28 | 南京纳特通信电子有限公司 | High-power synthesizer, synthesizing method and design method |
| CN117134729B (en) * | 2023-10-25 | 2024-01-30 | 南京纳特通信电子有限公司 | High-power synthesizer, synthesizing method and design method |
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