CN204376883U - A kind of miniaturized receiver circuit - Google Patents
A kind of miniaturized receiver circuit Download PDFInfo
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- CN204376883U CN204376883U CN201420810576.XU CN201420810576U CN204376883U CN 204376883 U CN204376883 U CN 204376883U CN 201420810576 U CN201420810576 U CN 201420810576U CN 204376883 U CN204376883 U CN 204376883U
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Abstract
The utility model relates to ADS-B receiver circuit, is particularly applied to a kind of miniaturized receiver circuit on Automatic dependent surveillance broadcast system equipment.Miniaturized receiver circuit comprises low noise amplifier circuit, radio frequency filter circuit, logarithmic amplification detecting circuit and video amplifier circuit, low noise amplifier circuit is connected with radio frequency filter circuit, radio frequency filter circuit is connected with logarithmic amplification detecting circuit, and logarithmic amplification detecting circuit is connected with video amplifier circuit.Feature of the present utility model and beneficial effect are: adopt direct high frequency demodulation mode, have that volume is little, low in energy consumption, circuit composition is simple, cost is low, debug the features such as simple.Thus overcome the defects such as traditional receivers circuit existence formation is complicated, volume is large, power consumption is large, assembling is complicated, cost is high, debug difficulties.
Description
Technical field
The utility model relates to ADS-B receiver circuit, is particularly applied to a kind of miniaturized receiver circuit on Automatic dependent surveillance broadcast (ADS-B) system equipment.
Background technology
The receiver of current Automatic dependent surveillance broadcast (ADS-B) system, adopt down-conversion pattern, comprise PLL local oscillation circuit, amplifier circuit in low noise, radio-frequency filter, intermediate-frequency filter, frequency mixer and video demodulator and amplifying circuit (as shown in Figure 1).There is the defects such as formation is complicated, volume is large, power consumption is large, assembling is complicated, cost is high, debug difficulties in its circuit.And be no longer applicable to being assemblied in miniaturized ADS-B system.
Summary of the invention
In view of prior art situation, the utility model provides a kind of miniaturized ADS-B receiver circuit.
The utility model for achieving the above object, the technical scheme adopted is: a kind of miniaturized receiver circuit, it is characterized in that: comprise low noise amplifier circuit, radio-frequency filter, logarithmic amplification detecting circuit and video amplifier circuit, low noise amplifier circuit is connected with radio-frequency filter, radio-frequency filter is connected with logarithmic amplification detecting circuit, and logarithmic amplification detecting circuit is connected with video amplifier circuit; Described low noise amplifier circuit adopts model to be WHM0814A low noise amplifier N1, model is adopted to be GA1090-13A radio-frequency filter N2,1 pin of low noise amplifier N1 is radio-frequency (RF) signal input end, + 5V power supply is connect, the other end of electric capacity C10 and the other end of electric capacity C13 ground connection respectively behind one end of 3 pin connection electric capacity C10 of low noise amplifier N1 and one end of electric capacity C13; One end of 2 pin contact resistance R9 of low noise amplifier N1 and one end of resistance R7, the other end ground connection of resistance R9, one end of other end contact resistance R10 of resistance R7 and the input of radio-frequency filter N2, the other end ground connection of resistance R10.
Feature of the present utility model and beneficial effect are: adopt direct high frequency demodulation mode, have that volume is little, low in energy consumption, circuit composition is simple, cost is low, debug the features such as simple.Thus overcome the defects such as traditional receivers circuit existence formation is complicated, volume is large, power consumption is large, assembling is complicated, cost is high, debug difficulties.
Accompanying drawing explanation
Fig. 1 is that down-conversion mode receiver circuit connects block diagram;
Fig. 2 is that the utility model circuit connects block diagram;
Fig. 3 is low noise amplifier circuit and radio-frequency filter schematic diagram in Fig. 2;
Fig. 4 is logarithmic amplification detecting circuit schematic diagram in Fig. 2;
Fig. 5 is video amplifier circuit schematic diagram in Fig. 2.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
With reference to Fig. 2, miniaturized receiver circuit comprises low noise amplifier circuit, radio-frequency filter, logarithmic amplification detecting circuit and video amplifier circuit, low noise amplifier circuit is connected with radio-frequency filter, radio-frequency filter is connected with logarithmic amplification detecting circuit, and logarithmic amplification detecting circuit is connected with video amplifier circuit.The input signal of receiver circuit is high-frequency impulse modulation signal, outputs signal as video pulse signal.
With reference to Fig. 3, low noise amplifier circuit of the present utility model adopts model to be WHM0814A low noise amplifier N1, model is adopted to be GA1090-13A radio-frequency filter N2,1 pin of low noise amplifier N1 is radio-frequency (RF) signal input end, + 5V power supply is connect, the other end of electric capacity C10 and the other end of electric capacity C13 ground connection respectively behind one end of 3 pin connection electric capacity C10 of low noise amplifier N1 and one end of electric capacity C13; One end of 2 pin contact resistance R9 of low noise amplifier N1 and one end of resistance R7, the other end ground connection of resistance R9, one end of other end contact resistance R10 of resistance R7 and the input of radio-frequency filter N2, the other end ground connection of resistance R10.
With reference to Fig. 4, logarithmic amplification detecting circuit of the present utility model adopts AD8313 logarithmic amplification detection chip D2, and it is input as radiofrequency signal, exports as the video pulse signal after detection.1 pin of logarithmic amplification detection chip D2 connects one end of electric capacity C4 and one end of resistance R5, the other end ground connection of electric capacity C4, another termination+5V power supply of resistance R5; 2 pin of logarithmic amplification detection chip D2 connect one end of inductance L 1 and one end of electric capacity C6, and the other end of electric capacity C6 is that signal input part is connected with the output of radio-frequency filter N2; 3 pin of logarithmic amplification detection chip D2 connect the other end of inductance L 1 and one end of electric capacity C7, the other end ground connection of electric capacity C7; One end of 4 pin contact resistance R12 of logarithmic amplification detection chip D2 and one end of electric capacity C11, another termination+5V power supply of resistance R12, the other end ground connection of electric capacity C11; 5 pin of logarithmic amplification detection chip D2 are connected rear ground connection with 6 pin; 7 pin of logarithmic amplification detection chip D2 are connected one end of rear connecting resistance R8 with 8 pin, the other end of resistance R8 is signal output part.
With reference to Fig. 5, video amplifier circuit of the present utility model adopts two-stage calculation amplifier, and the first order adopts AD8009 operational amplifier D1, and the second level adopts AD8051 operational amplifier D3, add two potentiometers in the second level, multiplication factor and noise gate adjustment can be carried out.3 pin of operational amplifier D1 are signal input part, connect+5V power supply, the other end ground connection of electric capacity C1 behind one end of the 7 pin connection electric capacity C1 of operational amplifier D1;-5V power supply is connect, the other end ground connection of electric capacity C8 behind one end of the 4 pin connection electric capacity C8 of operational amplifier D1; One end of the 2 pin contact resistance R4 of operational amplifier D1,6 pin of one end of other end contact resistance R3 of resistance R4, one end of resistance R6 and operational amplifier D1; The other end of resistance R6 connects one end of potentiometer RP2, the other end of potentiometer RP2 is by resistance R11 ground connection, 3 pin of the sliding end concatenation operation amplifier D3 of potentiometer RP2,-5V power supply is connect, the other end of electric capacity C9 and the other end of electric capacity C11 ground connection respectively behind one end of 4 pin connection electric capacity C9 of operational amplifier D3 and one end of electric capacity C11; One end of 2 pin contact resistance R2 of operational amplifier D3 and one end of resistance R1, the other end of resistance R1 connects the sliding end of potentiometer RP1, a termination+5V power supply of potentiometer RP2, other end ground connection; + 5V power supply is connect, the other end of electric capacity C3 and the other end of electric capacity C2 ground connection respectively behind one end of 7 pin connection electric capacity C3 of operational amplifier D3 and one end of electric capacity C2; The other end of resistance R2 is connected to 6 pin of operational amplifier D3 as video output terminals.
Miniaturized receiver circuit input signal is radio-frequency pulse modulation signal, and through low noise amplifier amplification, narrow band filter filtering, logarithmic amplifier amplifies and detection, again output video pulse signal after video amplifier circuit amplifies.
Contrast can find out with the down-conversion mode receiver circuit shown in Fig. 1, this miniaturized receiver circuit composition is simple, volume is little, low in energy consumption, is applicable in miniaturized ADS-B system.
The technical indicator that this circuit reaches is as follows:
Operating frequency: 1090MHz;
Sensitivity :-90dBm;
Dynamic range :-90dBm to-10dBm;
Output signal: square wave.
Claims (3)
1. a miniaturized receiver circuit, it is characterized in that: comprise low noise amplifier circuit, radio-frequency filter, logarithmic amplification detecting circuit and video amplifier circuit, low noise amplifier circuit is connected with radio-frequency filter, radio-frequency filter is connected with logarithmic amplification detecting circuit, and logarithmic amplification detecting circuit is connected with video amplifier circuit; Described low noise amplifier circuit adopts model to be WHM0814A low noise amplifier N1, model is adopted to be GA1090-13A radio-frequency filter N2,1 pin of low noise amplifier N1 is radio-frequency (RF) signal input end, + 5V power supply is connect, the other end of electric capacity C10 and the other end of electric capacity C13 ground connection respectively behind one end of 3 pin connection electric capacity C10 of low noise amplifier N1 and one end of electric capacity C13; One end of 2 pin contact resistance R9 of low noise amplifier N1 and one end of resistance R7, the other end ground connection of resistance R9, one end of other end contact resistance R10 of resistance R7 and the input of radio-frequency filter N2, the other end ground connection of resistance R10.
2. the miniaturized receiver circuit of one according to claim 1, it is characterized in that: described logarithmic amplification detecting circuit adopts AD8313 logarithmic amplification detection chip D2,1 pin of logarithmic amplification detection chip D2 connects one end of electric capacity C4 and one end of resistance R5, the other end ground connection of electric capacity C4, another termination+5V power supply of resistance R5; 2 pin of logarithmic amplification detection chip D2 connect one end of inductance L 1 and one end of electric capacity C6, and the other end of electric capacity C6 is that signal input part is connected with the output of radio-frequency filter N2; 3 pin of logarithmic amplification detection chip D2 connect the other end of inductance L 1 and one end of electric capacity C7, the other end ground connection of electric capacity C7; One end of 4 pin contact resistance R12 of logarithmic amplification detection chip D2 and one end of electric capacity C11, another termination+5V power supply of resistance R12, the other end ground connection of electric capacity C11; 5 pin of logarithmic amplification detection chip D2 are connected rear ground connection with 6 pin; 7 pin of logarithmic amplification detection chip D2 are connected one end of rear connecting resistance R8 with 8 pin, the other end of resistance R8 is signal output part.
3. the miniaturized receiver circuit of one according to claim 1, it is characterized in that: described video amplifier circuit adopts two-stage calculation amplifier, the first order adopts AD8009 operational amplifier D1, the second level adopts AD8051 operational amplifier D3,3 pin of operational amplifier D1 are signal input part, + 5V power supply is connect, the other end ground connection of electric capacity C1 behind one end of the 7 pin connection electric capacity C1 of operational amplifier D1;-5V power supply is connect, the other end ground connection of electric capacity C8 behind one end of the 4 pin connection electric capacity C8 of operational amplifier D1; One end of the 2 pin contact resistance R4 of operational amplifier D1,6 pin of one end of other end contact resistance R3 of resistance R4, one end of resistance R6 and operational amplifier D1; The other end of resistance R6 connects one end of potentiometer RP2, the other end of potentiometer RP2 is by resistance R11 ground connection, 3 pin of the sliding end concatenation operation amplifier D3 of potentiometer RP2,-5V power supply is connect, the other end of electric capacity C9 and the other end of electric capacity C11 ground connection respectively behind one end of 4 pin connection electric capacity C9 of operational amplifier D3 and one end of electric capacity C11; One end of 2 pin contact resistance R2 of operational amplifier D3 and one end of resistance R1, the other end of resistance R1 connects the sliding end of potentiometer RP1, a termination+5V power supply of potentiometer RP2, other end ground connection; + 5V power supply is connect, the other end of electric capacity C3 and the other end of electric capacity C2 ground connection respectively behind one end of 7 pin connection electric capacity C3 of operational amplifier D3 and one end of electric capacity C2; The other end of resistance R2 is connected to 6 pin of operational amplifier D3 as video output terminals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420810576.XU CN204376883U (en) | 2014-12-21 | 2014-12-21 | A kind of miniaturized receiver circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420810576.XU CN204376883U (en) | 2014-12-21 | 2014-12-21 | A kind of miniaturized receiver circuit |
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| Publication Number | Publication Date |
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| CN204376883U true CN204376883U (en) | 2015-06-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420810576.XU Active CN204376883U (en) | 2014-12-21 | 2014-12-21 | A kind of miniaturized receiver circuit |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107517075A (en) * | 2016-06-23 | 2017-12-26 | 中国民用航空飞行学院 | Using the 1090ES Mode A DS B receivers of USB interface |
| CN108475065A (en) * | 2017-06-30 | 2018-08-31 | 深圳市大疆创新科技有限公司 | Method of controlling security, equipment and the machine readable storage medium of unmanned plane during flying |
| US20180301039A1 (en) * | 2017-04-18 | 2018-10-18 | Ruben Leon | Method and device for independently capturing flight information and transmitting an ads-b signal |
-
2014
- 2014-12-21 CN CN201420810576.XU patent/CN204376883U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107517075A (en) * | 2016-06-23 | 2017-12-26 | 中国民用航空飞行学院 | Using the 1090ES Mode A DS B receivers of USB interface |
| CN107517075B (en) * | 2016-06-23 | 2021-02-12 | 中国民用航空飞行学院 | 1090ES mode ADS-B receiver adopting USB interface |
| US20180301039A1 (en) * | 2017-04-18 | 2018-10-18 | Ruben Leon | Method and device for independently capturing flight information and transmitting an ads-b signal |
| CN108475065A (en) * | 2017-06-30 | 2018-08-31 | 深圳市大疆创新科技有限公司 | Method of controlling security, equipment and the machine readable storage medium of unmanned plane during flying |
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