CN206517393U - X-band continuous solid-state transmitting-receiving subassembly - Google Patents
X-band continuous solid-state transmitting-receiving subassembly Download PDFInfo
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- CN206517393U CN206517393U CN201720037494.XU CN201720037494U CN206517393U CN 206517393 U CN206517393 U CN 206517393U CN 201720037494 U CN201720037494 U CN 201720037494U CN 206517393 U CN206517393 U CN 206517393U
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Abstract
The utility model discloses X-band continuous solid-state transmitting-receiving subassembly, including module housing, the centre of module housing is provided with the frequency circuit that shakes, the frequency circuit that shakes includes power splitter, power splitter is connected with the frequency mixer of up-converter circuit plate, power splitter connects the low noise amplifier circuit of lower frequency changer circuit plate, the side of frequency mixer receives the wave filter handled input signal, the opposite side of frequency mixer is provided with the VGA circuit that will be coupled after input signal and local oscillation signal Frequency mixing processing, VAG circuits connect coupler, coupler a port is transmitted the signal that frequency conversion channel circuit is produced to demodulator circuit by amplifier, another port connection attenuator of coupler, low noise amplifier circuit connects image-reject filter by preamplifying circuit, the circulator of image-reject filter connection exterior antenna transmitting.The fine adjustment to power output can be realized, intermediate-freuqncy signal constant amplitude is exported, is a kind of good innovation scheme, there is very much market promotion prospect.
Description
Technical field
The utility model is related to communication technical field, more particularly to X-band continuous solid-state transmitting-receiving subassembly.
Background technology
X-band refers to radio waveband of the frequency in 8-12 GHz, and microwave is belonged in electromagnetic spectrum.And in some fields
In conjunction, the frequency range of X-band is then 7-11.2 GHz.For popular, the X in X-band is " extended " in English, table
Show " extension " amplitude modulation broadcasting, the common downstream frequency of X-band is 7.25-7.75 GHz, and upstream frequency is 7.9-8.4 GHz,
Also commonly known as 7/8 GHz wave bands（English：8/7 GHz X-band）.And the NASA and general X of the Deep Space Station of European Space Agency
Band communications rate scope is then up 7145-7235 MHz, descending 8400-8500 MHz, and X frequency ranges are in terms of space application
There are the purposes such as space research, broadcasting satellite, fixed telecommunication business satellite, EES earth exploration satellite, meteorological satellite.Attentuation by rain is to X frequencies
The signal transmission of section has a certain impact.
X wave band transceiver modules are the critical components in electronic communication system, traditional functional module there are volume it is big,
Function is single and the shortcomings of poor control accuracy, amplitude and unbalance in phase index error are not easy to a large amount of productions, are also unsatisfactory for phase
The small form factor requirements of the communication equipments such as battle array radar are controlled, deficiency are there is, it is impossible to meet the demand of present society high speed development.
Utility model content
For the deficiencies in the prior art, the utility model proposes X-band continuous solid-state transmitting-receiving subassembly, design is new
Grain husk, does interference performance by force, and the transmitting-receiving of uplink and downlink signal in band can be easily carried out to X-band, and practical performance is excellent, has solved
The certainly defect of prior art.
To achieve these goals, the technical solution of the utility model is as follows：
X-band continuous solid-state transmitting-receiving subassembly, including module housing, the centre of module housing are provided with the frequency circuit that shakes, and shake frequency
Circuit includes power splitter, and power splitter is connected with the frequency mixer of up-converter circuit plate, and power splitter connects the low of lower frequency changer circuit plate
Noise amplifier circuit, the side of frequency mixer receives the wave filter handled input signal, and the opposite side of frequency mixer is provided with
The VGA circuit that will be coupled after input signal and local oscillation signal Frequency mixing processing, VAG circuits connection coupler, coupler
A port is transmitted the signal that frequency conversion channel circuit is produced to demodulator circuit by amplifier, and another port of coupler connects
Attenuator is connect, low noise amplifier circuit connects image-reject filter, image-reject filter connection by preamplifying circuit
The circulator of exterior antenna transmitting.
Further, described attenuator connects VGA circuit by detecting circuit.
Further, the inside of described module housing is provided with anti-skid plate.
Further, the model of described power splitter uses LRPS-2-11J+ or microstrip power divider.
Further, described filter circuit is made up of diode and low distortion amplifier.
Further, the model of described frequency mixer uses HMC220MS8, the model ADL5330 that VGA circuit is used.
The beneficial effects of the utility model are：The fine adjustment to power output can be realized, intermediate-freuqncy signal amplitude is exported
It is constant, it can be achieved close to the control of 60dB gain rangings, IQ baseband signals exported finally by IQ demodulator circuits, transmitting up-conversion is led to
Road uses single sideband modulation mode, the automatic suppressed carrier of energy and sideband signals, converts baseband signals into radiofrequency signal output, if
Meter is novel, is a kind of good innovation scheme, there is very much market promotion prospect.
Brief description of the drawings
Describe the utility model in detail with reference to the accompanying drawings and detailed description：
Fig. 1 is the utility model structured flowchart.
Embodiment
In order that technological means, creation characteristic, reached purpose and effect that the utility model is realized are easy to understand, under
Face combines and is specifically illustrating, and the utility model is expanded on further.
Referring to Fig. 1, X-band continuous solid-state transmitting-receiving subassembly, including module housing, the centre of module housing is provided with the frequency electricity that shakes
Road 200, the frequency circuit 200 that shakes includes power splitter 210, and power splitter 210 is connected with the frequency mixer 120 of up-converter circuit plate 100, work(
Divide the low noise amplifier circuit 310 of the connection lower frequency changer circuit of device 210 plate 300, the side of frequency mixer 120 receives to enter input signal
The wave filter 110 of row processing, the opposite side of frequency mixer 120 is provided with the laggard of input signal and local oscillation signal Frequency mixing processing
The VGA circuit 130 of row coupling, the connection coupler 140 of VAG circuits 130, a port of coupler 140 will by amplifier 170
The signal that frequency conversion channel circuit is produced is transmitted to demodulator circuit 180, another port connection attenuator 150 of coupler 140, low
Noise amplifier circuit 310 connects image-reject filter 330 by preamplifying circuit 320, and image-reject filter 330 is connected
The circulator 340 of exterior antenna transmitting.
In addition, attenuator 150 connects VGA circuit 130 by detecting circuit 160.The inside of module housing is provided with protection
Plate washer.The model of power splitter 210 uses LRPS-2-11J+ or microstrip power divider.Filter circuit 160 is transported by diode and low distortion
Put composition.The model of frequency mixer 120 uses HMC220MS8, the model ADL5330 that VGA circuits 130 are used.
Gain stabilization can be ensured by being worked in wide temperature range, and AGC loops control accuracy is high, and power output is in whole temperature
The linear conformity error of scope is spent in the range of ± 0.5dB.Launch up-conversion passage and use single sideband modulation mode, can be certainly
Dynamic suppressed carrier and sideband signals.Harmonic wave and clutter recognition >=60dBc.
Radiofrequency signal and baseband signal can be realized by X band signals by single-conversion and IQ modulation and demodulation
Conversion, amplitude and unbalance in phase index are excellent, IQ amplitude imbalances≤0.3dB, IQ unbalance in phase≤3 °.
The radiofrequency signal that reception down coversion channel circuit is responsible for receiving X-band is converted into I/Q signal, launches up-conversion passage
Circuit is responsible for I/Q signal being converted into the emission of radio frequency signals output of X-band.
AGC automatic gain control loops are collectively formed by VGA circuit, coupler, attenuator and detecting circuit, output is realized
The fine adjustment of power, keeps output intermediate-freuqncy signal constant amplitude, and the control of 60dB gain rangings can be achieved.
The beneficial effects of the utility model are：The fine adjustment to power output can be realized, intermediate-freuqncy signal amplitude is exported
It is constant, it can be achieved close to the control of 60dB gain rangings, IQ baseband signals exported finally by IQ demodulator circuits, transmitting up-conversion is led to
Road uses single sideband modulation mode, the automatic suppressed carrier of energy and sideband signals, converts baseband signals into radiofrequency signal output, if
Meter is novel, is a kind of good innovation scheme, there is very much market promotion prospect.
It should be understood by those skilled in the art that, the utility model is not restricted to the described embodiments, above-described embodiment and
Simply illustrate principle of the present utility model described in specification, on the premise of the utility model spirit and scope are not departed from originally
Utility model also has various changes and modifications, and these changes and improvements are both fallen within the range of claimed the utility model.
The utility model is claimed scope and defined by appended claims and its equivalent.
Claims (6)
1.X wave band continuous solid-state transmitting-receiving subassemblies, including module housing, the centre of module housing are provided with the frequency circuit that shakes, its feature
It is：The frequency circuit that shakes includes power splitter, and power splitter is connected with the frequency mixer of up-converter circuit plate, power splitter connection down coversion electricity
The low noise amplifier circuit of road plate, the side of frequency mixer receives the wave filter handled input signal, frequency mixer it is another
Side is provided with the VGA circuit that will be coupled after input signal and local oscillation signal Frequency mixing processing, the connection coupling of VAG circuits
Device, coupler a port is transmitted the signal that frequency conversion channel circuit is produced to demodulator circuit by amplifier, coupler it is another
A port connects attenuator, and low noise amplifier circuit connects image-reject filter by preamplifying circuit, and mirror image suppresses
The circulator of wave filter connection exterior antenna transmitting.
2. X-band continuous solid-state transmitting-receiving subassembly according to claim 1, it is characterised in that：Described attenuator passes through detection
Circuit connects VGA circuit.
3. X-band continuous solid-state transmitting-receiving subassembly according to claim 1, it is characterised in that：The inside of described module housing
Anti- skid plate is installed.
4. X-band continuous solid-state transmitting-receiving subassembly according to claim 1, it is characterised in that：The model of described power splitter is adopted
With LRPS-2-11J+ or microstrip power divider.
5. X-band continuous solid-state transmitting-receiving subassembly according to claim 2, it is characterised in that：Described filter circuit is by two grades
Pipe and low distortion amplifier composition.
6. X-band continuous solid-state transmitting-receiving subassembly according to claim 1, it is characterised in that：The model of described frequency mixer is adopted
The model ADL5330 used with HMC220MS8, VGA circuits.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720037494.XU CN206517393U (en) | 2017-01-13 | 2017-01-13 | X-band continuous solid-state transmitting-receiving subassembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720037494.XU CN206517393U (en) | 2017-01-13 | 2017-01-13 | X-band continuous solid-state transmitting-receiving subassembly |
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| Publication Number | Publication Date |
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| CN206517393U true CN206517393U (en) | 2017-09-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720037494.XU Active CN206517393U (en) | 2017-01-13 | 2017-01-13 | X-band continuous solid-state transmitting-receiving subassembly |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021136103A1 (en) * | 2019-12-31 | 2021-07-08 | 京信网络***股份有限公司 | Power amplifier |
-
2017
- 2017-01-13 CN CN201720037494.XU patent/CN206517393U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021136103A1 (en) * | 2019-12-31 | 2021-07-08 | 京信网络***股份有限公司 | Power amplifier |
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