CN207427093U - A kind of notch diplexer - Google Patents
A kind of notch diplexer Download PDFInfo
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- CN207427093U CN207427093U CN201720729676.3U CN201720729676U CN207427093U CN 207427093 U CN207427093 U CN 207427093U CN 201720729676 U CN201720729676 U CN 201720729676U CN 207427093 U CN207427093 U CN 207427093U
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Abstract
The utility model discloses a kind of notch diplexers, and including amplifier and one point of eight power splitter, the output terminal of the amplifier and the input terminal of power splitter connect；Amplifier includes input terminal pin, 90 ° of electric bridge IC1, power amplifier IC2, capacitance C1, capacitance C2, DC DC chip ICs 6, power amplifier IC3 and AC DC chip ICs 5, the output terminal of the power amplifier IC3 connects 90 ° of input terminals of 90 ° of electric bridge IC4, the input terminal of 0 ° of output terminal connection power splitter of 90 ° of electric bridge IC4,90 ° of output head groundings of 90 ° of electric bridge IC4；One point of eight power splitter includes two road power splitter GF1, two road power splitter GF2, two road power splitter GF4, two road power splitter GF5, two road power splitter GF3, two road power splitter GF6 and two road power splitter GF7.The beneficial effects of the utility model：By using special amplifier circuit and power divider circuit is designed, low noise is reached, the characteristics of low distortion and isolation are high, so as to improve the transmission quality of signal.
Description
Technical field
The utility model is related to short-wave antenna art communication systems field, it particularly relates to a kind of notch diplexer.
Background technology
In a communications system, multipath receiver shares common antenna or multiple antenna shares receiver all the way, for compensation
Signal power loss caused by work(point need to add in amplifier, since amplifier is nonlinear device, receives signal and pass through amplifier
After can generate distorted signals and noise interferences, it is impossible to go back information entrained by the signal that primary antenna receives completely, while each
Mutual crosstalk can also influence the transmission of signal between the signal of road, finally influence communication quality.
Utility model content
For the above-mentioned technical problem in correlation technique, the utility model proposes a kind of notch diplexers, can overcome existing
There is the above-mentioned deficiency of technology.
To realize above-mentioned technical purpose, what the technical solution of the utility model was realized in：
A kind of notch diplexer, including amplifier and one point of eight power splitter, the output terminal of the amplifier and power splitter
Input terminal connects.
Further, the amplifier includes input terminal pin, and the input terminal pin connects 0 ° of 90 ° of electric bridge IC1
Input terminal, 90 ° of input end groundings of 90 ° of electric bridge IC1,0 ° of output terminal connection power amplifier of 90 ° of electric bridge IC1
The input terminal of IC2, the input terminal of capacitance C1, the output terminal of the input terminal of capacitance C2 and DC-DC chip ICs 6,90 ° of electric bridges
Input terminal, input terminal, the input terminal and DC-DC of capacitance C2 of capacitance C1 of 90 ° of output terminals connection power amplifier IC3 of IC1
The output terminal of chip IC 6, the output terminal of the input terminal connection AC-DC chip ICs 5 of the DC-DC chip ICs 6, the capacitance C1's
The output terminal of output terminal and capacitance C2 are grounded, and the output terminal of the power amplifier IC2 connects 0 ° of input of 90 ° of electric bridge IC4
End, the output terminal of the power amplifier IC3 connect 90 ° of input terminals of 90 ° of electric bridge IC4,0 ° of output of 90 ° of electric bridge IC4
The input terminal of end connection power splitter, 90 ° of output head groundings of 90 ° of electric bridge IC4.
Further, the amplifying circuit of the amplifier uses Class B complementary push-pull power amplification circuit.
Further, the power tube of the power amplifier IC2 and power amplifier IC3 is the complementation of identical conduction type
Hybrid power tube, and the characteristic pairing of two power tubes.
Further, one point of eight power splitter includes two road power splitter GF1, the input terminal of the two roads power splitter GF1
The input terminal of mouth one point of eight power splitter of connection, 1 output port of the two roads power splitter GF1 connect the defeated of two road power splitter GF2
Inbound port, 1 output port of the two roads power splitter GF2 connect the input port of two road power splitter GF4, two road power splitter
1 output port of GF4 connects 1 pin of output terminal of one point of eight power splitter, the 2 output ports connection of the two roads power splitter GF4
2 pin of output terminal of one point of eight power splitter, 2 output ports of the two roads power splitter GF2 connect the input of two road power splitter GF5
Port, 1 output port of the two roads power splitter GF5 connect 3 pin of output terminal of one point of eight power splitter, two road power splitter
2 output ports of GF5 connect 4 pin of output terminal of one point of eight power splitter, the 2 output ports connection of the two roads power splitter GF1
The input port of two road power splitter GF3,1 output port of the two roads power splitter GF3 connect the input terminal of two road power splitter GF6
Mouthful, 1 output port of the two roads power splitter GF6 connects 5 pin of output terminal of one point of eight power splitter, two road power splitter
2 output ports of GF6 connect 6 pin of output terminal of one point of eight power splitter, the 2 output ports connection of the two roads power splitter GF3
The input port of two road power splitter GF7,1 output port of the two roads power splitter GF7 connect the output terminal 7 of one point of eight power splitter
Pin, 2 output ports of the two roads power splitter GF7 connect 8 pin of output terminal of one point of eight power splitter.
Further, the two roads power splitter GF1, two road power splitter GF2, two road power splitter GF3, two road power splitter GF4,
Two output ports of two road power splitter GF5, two road power splitter GF6 and two road power splitter GF7 are in series with isolation resistance R.
The beneficial effects of the utility model：By using special amplifier circuit and power divider circuit is designed, reach
The characteristics of low noise, high low distortion and isolation, so as to improve the transmission quality of signal.
Description of the drawings
It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model
Some embodiments, for those of ordinary skill in the art, without creative efforts, can also be according to this
A little attached drawings obtain other attached drawings.
Fig. 1 is the circuit diagram according to a kind of notch diplexer described in the utility model embodiment；
In figure：
1st, amplifier；2nd, one point of eight power splitter；3rd, 90 ° of electric bridge IC1；4th, 90 ° of electric bridge IC4.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art's all other embodiments obtained all belong to
In the scope of the utility model protection.
As shown in Figure 1, a kind of notch diplexer according to the utility model embodiment, including amplifier 1 and one point
Eight power splitters 2, the output terminal of the amplifier 1 are connected with the input terminal of power splitter 2.
In one embodiment, the amplifier 1 includes input terminal pin, and the input terminal pin connects 90 ° of electricity
0 ° of input terminal of bridge IC1 3,90 ° of input end groundings of 90 ° of electric bridge IC1 3,0 ° of output terminal of 90 ° of electric bridge IC1 3
Connect the output of the input terminal of power amplifier IC2, the input terminal of capacitance C1, the input terminal of capacitance C2 and DC-DC chip ICs 6
End, input terminal, input terminal, the capacitance C2 of capacitance C1 of 90 ° of output terminals connection power amplifier IC3 of 90 ° of electric bridge IC1 3
Input terminal and DC-DC chip ICs 6 output terminal, the output of the input terminal connection AC-DC chip ICs 5 of the DC-DC chip ICs 6
End, the output terminal of the capacitance C1 and the output terminal of capacitance C2 are grounded, and the output terminal of the power amplifier IC2 connects 90 °
0 ° of input terminal of electric bridge IC4 4, the output terminal of the power amplifier IC3 connects 90 ° of input terminals of 90 ° of electric bridge IC4 4, described
The input terminal of 0 ° of output terminal connection power splitter 2 of 90 ° of electric bridge IC4 4,90 ° of output head groundings of 90 ° of electric bridge IC4 4.
In one embodiment, the amplifying circuit of the amplifier uses Class B complementary push-pull power amplification circuit
In one embodiment, the power tube of the power amplifier IC2 and power amplifier IC3 is identical conduction class
The complementary hybrid power tube of type, and the characteristic pairing of two power tubes
In one embodiment, one point of eight power splitter 2 includes two road power splitter GF1, the two roads power splitter GF1
Input port connect the input terminal of one point of eight power splitter 2,1 output port of the two roads power splitter GF1 connects two road work(point
The input port of device GF2,1 output port of the two roads power splitter GF2 connects the input port of two road power splitter GF4, described
1 output port of two road power splitter GF4 connects 1 pin of output terminal of one point of eight power splitter 2, and the 2 of the two roads power splitter GF4 are defeated
Exit port connects 2 pin of output terminal of one point of eight power splitter 2, and 2 output ports of the two roads power splitter GF2 connect two road work(point
The input port of device GF5,1 output port of the two roads power splitter GF5 connect 3 pin of output terminal of one point of eight power splitter 2, institute
State two road power splitter GF5 2 output ports connect one point of eight power splitter 24 pin of output terminal, the 2 of the two roads power splitter GF1
Output port connects the input port of two road power splitter GF3, and 1 output port of the two roads power splitter GF3 connects two road work(point
The input port of device GF6,1 output port of the two roads power splitter GF6 connect 5 pin of output terminal of one point of eight power splitter 2, institute
State two road power splitter GF6 2 output ports connect one point of eight power splitter 26 pin of output terminal, the 2 of the two roads power splitter GF3
Output port connects the input port of two road power splitter GF7, and 1 output port of the two roads power splitter GF7 connects one point of eight work(
Divide 7 pin of output terminal of device 2, the output terminal 8 of 2 output ports, one point of eight power splitter 2 of connection of the two roads power splitter GF7 draws
Foot.
In one embodiment, the two roads power splitter GF1, two road power splitter GF2, two road power splitter GF3, two road work(
Two output ports of device GF4, two road power splitter GF5, two road power splitter GF6 and two road power splitter GF7 is divided to be in series with isolation
Resistance R.
In order to facilitate the above-mentioned technical proposal for understanding the utility model, below by way of new to this practicality in specifically used mode
The above-mentioned technical proposal of type is described in detail.
When specifically used, amplifier described in the utility model has the spies such as low noise, low distortion, input dynamic range be big
The features such as point, isolation is high between one point of eight power splitter has output road, phase equalization and high amplitude coincidence.
The operation principle of the utility model is：After input port input signal, amplifier is first passed around, the amplifier is adopted
With Class B complementary push-pull power amplification circuit, both ends are using 90 ° of electric bridge IC1 and 90 ° of electric bridges IC4,90 ° of electric bridge IC1 and 90 °
The complementary power pipe IC2 and IC3, AC-DC chip IC 6 that connection performance matches between electric bridge IC4 and conduction type is identical will be exchanged
Electricity is converted to direct current, is powering respectively to amplifier IC2 and amplifier IC3 after the filtering of 5 secondary pressure of DC-DC chip ICs,
One point of eight power splitter is inputted after signal output amplifier, signal is divided into eight tunnel signal outputs all the way.
In conclusion the utility model has reached low by using special amplifier circuit and power divider circuit is designed
The characteristics of noise, high low distortion and isolation, so as to improve the transmission quality of signal.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modifications, equivalent replacements and improvements are made should be included in the utility model
Protection domain within.
Claims (4)
1. a kind of notch diplexer, which is characterized in that including amplifier（1）With one point of eight power splitter（2）, the amplifier（1）
Output terminal and power splitter（2）Input terminal connection；The amplifier（1）Including input terminal pin, the input terminal pin
Connect 90 ° of electric bridge IC1（3）0 ° of input terminal, 90 ° of electric bridge IC1（3）90 ° of input end groundings, 90 ° of electric bridge IC1
（3）0 ° of output terminal connection power amplifier IC2 input terminal, the input terminal of capacitance C1, the input terminal of capacitance C2 and DC-DC cores
The output terminal of piece IC6,90 ° of electric bridge IC1（3）The input terminal of 90 ° of output terminals connection power amplifier IC3, capacitance C1
The output terminal of input terminal, the input terminal of capacitance C2 and DC-DC chip ICs 6, the input terminal connection AC-DC of the DC-DC chip ICs 6
The output terminal of chip IC 5, the output terminal of the capacitance C1 and the output terminal of capacitance C2 are grounded, the power amplifier IC2's
Output terminal connects 90 ° of electric bridge IC4（4）0 ° of input terminal, the output terminal of the power amplifier IC3 connects 90 ° of electric bridge IC4（4）
90 ° of input terminals, 90 ° of electric bridge IC4（4）0 ° of output terminal connection power splitter（2）Input terminal, 90 ° of electric bridge IC4
（4）90 ° of output head groundings；One point of eight power splitter（2）Including two road power splitter GF1, the two roads power splitter GF1's is defeated
Inbound port connects one point of eight power splitter（2）Input terminal, 1 output port of the two roads power splitter GF1 connects two road power splitters
The input port of GF2, the input port of 1 output port connection, the two road power splitter GF4 of the two roads power splitter GF2, described two
1 output port of road power splitter GF4 connects one point of eight power splitter（2）1 pin of output terminal, the 2 of the two roads power splitter GF4 are defeated
Exit port connects one point of eight power splitter（2）2 pin of output terminal, 2 output ports of the two roads power splitter GF2 connect two road work(
Divide the input port of device GF5,1 output port of the two roads power splitter GF5 connects one point of eight power splitter（2）Output terminal 3 draw
Foot, 2 output ports of the two roads power splitter GF5 connect one point of eight power splitter（2）4 pin of output terminal, two road work(point
2 output ports of device GF1 connect the input port of two road power splitter GF3, the 1 output port connection of the two roads power splitter GF3
The input port of two road power splitter GF6,1 output port of the two roads power splitter GF6 connect one point of eight power splitter（2）Output
5 pins are held, 2 output ports of the two roads power splitter GF6 connect one point of eight power splitter（2）6 pin of output terminal, two tunnel
2 output ports of power splitter GF3 connect the input port of two road power splitter GF7,1 output port of the two roads power splitter GF7
Connect one point of eight power splitter（2）7 pin of output terminal, 2 output ports of the two roads power splitter GF7 connect one point of eight power splitter
（2）8 pin of output terminal.
2. a kind of notch diplexer according to claim 1, which is characterized in that the amplifying circuit of the amplifier uses second
Class complementary push-pull power amplification circuit.
3. a kind of notch diplexer according to claim 1, which is characterized in that the power amplifier IC2 and power are put
The power tube of big device IC3 is the complementary hybrid power tube of identical conduction type, and the characteristic of two power tubes is matched.
4. a kind of notch diplexer according to claim 1, which is characterized in that the two roads power splitter GF1, two road work(point
Device GF2, two road power splitter GF3, two road power splitter GF4, two road power splitter GF5, two road power splitter GF6 and two road power splitter GF7
Two output ports be in series with isolation resistance R.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720729676.3U CN207427093U (en) | 2017-06-22 | 2017-06-22 | A kind of notch diplexer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720729676.3U CN207427093U (en) | 2017-06-22 | 2017-06-22 | A kind of notch diplexer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207427093U true CN207427093U (en) | 2018-05-29 |
Family
ID=62398139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720729676.3U Active CN207427093U (en) | 2017-06-22 | 2017-06-22 | A kind of notch diplexer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207427093U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111162818A (en) * | 2019-12-31 | 2020-05-15 | 上海微波技术研究所（中国电子科技集团公司第五十研究所） | Antenna sharing device suitable for ultrashort wave radio station under TDMA network |
-
2017
- 2017-06-22 CN CN201720729676.3U patent/CN207427093U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111162818A (en) * | 2019-12-31 | 2020-05-15 | 上海微波技术研究所（中国电子科技集团公司第五十研究所） | Antenna sharing device suitable for ultrashort wave radio station under TDMA network |
| CN111162818B (en) * | 2019-12-31 | 2021-11-23 | 上海微波技术研究所（中国电子科技集团公司第五十研究所） | Antenna sharing device suitable for ultrashort wave radio station under TDMA network |
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