CN208461800U - A kind of anti-interference array antenna device of satellite - Google Patents
A kind of anti-interference array antenna device of satellite Download PDFInfo
- Publication number
- CN208461800U CN208461800U CN201821256698.3U CN201821256698U CN208461800U CN 208461800 U CN208461800 U CN 208461800U CN 201821256698 U CN201821256698 U CN 201821256698U CN 208461800 U CN208461800 U CN 208461800U
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Abstract
The utility model discloses a kind of anti-interference array antenna devices of satellite, including antenna box, electronic box and four array-element antennas, array element is sequentially connected low noise amplifier and radio-frequency transmitter, low-converter is connect with analog-digital converter, analog-digital converter is connect with FPGA processor module, the output end of FPGA processor module is connect with digital analog converter, and the output end of digital analog converter is connect with radio frequency sending set, and radio frequency sending set includes upconverter.Array-element antenna is arranged in metal decking by the device of the utility model, it is connected by the low noise amplifier in the port and electronic box of backboard, the backboard of antenna box can separate, so that the connection between array-element antenna and the electronic equipment in electronic box can separate, it is to be independently operated, to be also convenient for the independent equipment for replacing damage convenient for equipment in electronic box and antenna；Antenna received signal can be realized the reception and transmitting of signal after low noise, filtering, down-converted simultaneously after finally handling again by upconverter.
Description
Technical field
The utility model relates to satellite antenna systems, and in particular to arrive a kind of anti-interference array antenna device of satellite.
Background technique
Array antenna is the aerial system rearranged according to certain rules by many identical individual antennas (such as symmetrical antenna)
System, also referred to as antenna array, the separate unit for being commonly called as antenna array are known as array element or antenna element.If array element is arranged in a straight line or one
In plane, then become linear array or planar array.
Satellite anti-interference antenna is also using array antenna device at present, and satellite antenna in the prior art is integrated in mostly
It in one equipment, is not easy to replace different array antennas in this way, also be not easy in the damage of environment division electronic-circuit device
Repair and replacement.
Utility model content
The purpose of the utility model is to provide a kind of anti-interference array antenna devices of satellite.
In order to achieve the above object, providing a kind of satellite anti-jamming array array antenna dress in one embodiment of the utility model
Set, including antenna box, electronic box and four array-element antennas, each array element in four array-element antennas be sequentially connected low noise amplifier and
Radio-frequency transmitter, radio-frequency transmitter include filter and low-converter, and low-converter is connect with analog-digital converter, analog-digital converter
It is connect with FPGA processor module, the output end of FPGA processor module is connect with digital analog converter, the output of digital analog converter
End is connect with radio frequency sending set, and radio frequency sending set includes upconverter；
Antenna assembly is configured with power module；
Four array-element antennas are arranged in antenna box, and antenna box includes box framework, metal decking and backboard；Four array-element antennas
It is fixed on the inner wall of metal decking, the antenna port of four array-element antennas is arranged on backboard, and backboard is solid by bolt or screw
It is scheduled in box framework；
Electronic box is fixed on the backboard of antenna box；Electronic box includes inner panel, frame body and outside plate；Low noise amplifier,
Radio-frequency transmitter, radio frequency sending set, FPGA module, analog-digital converter, digital analog converter are mounted on the inner panel of electronic box, inner panel
It is fixed on the backboard of antenna box by bolt or screw；Frame body is connected and fixed with inner panel, and outside plate passes through bolt or spiral shell
Nail is fixed on frame body；
The outer end of electronic box is provided with the connectivity port of low noise amplifier, which passes through signal cable and four array elements
The antenna port of antenna connects.
Preferably, metal decking is aluminium alloy panel.
Preferably, radio-frequency transmitter is four-way intermediate-frequency receiver, and radio frequency sending set is four-way MF transmitter.
Preferably, sample frequency Fs=62MHz of analog-digital converter.
Preferably, power module includes the voltage-stablizer of LTM4644 model.
Preferably, the band limits of four array-element antennas is 360MHz ~ 380MHz.
In conclusion the utility model has the advantage that
Array-element antenna is arranged in metal decking by the device of the utility model, by the port and electronic box of backboard
Low noise amplifier connection, the backboard of antenna box can separate, so that between the electronic equipment in array-element antenna and electronic box
Connection can separate, be to be independently operated, to be also convenient for the independent equipment for replacing damage convenient for equipment in electronic box and antenna；
Antenna received signal, can be real after finally being handled again by upconverter after low noise, filtering, down-converted simultaneously
The reception and transmitting of existing signal.
Detailed description of the invention
Fig. 1 is the positive schematic diagram of antenna assembly in the utility model one embodiment；
Fig. 2 is the schematic diagram at the antenna assembly back side in the utility model one embodiment
Fig. 3 is the functional block diagram of antenna assembly in the utility model one embodiment.
Wherein, 1, four array-element antenna；2, metal decking；3, box framework；4, backboard；5, antenna port；6, connectivity port；7,
Inner panel；8, frame body；9, outside plate.
Specific embodiment
The utility model provides a kind of anti-interference array antenna device of satellite, including antenna box, electronic box and four gusts
First antenna 1.Four array-element antennas include four antenna elements, and antenna box is for installing four antenna elements, and electronic box is for pacifying
Fill remaining electronic circuit apparatus or module in addition to antenna element.
Each array element in four array-element antennas is sequentially connected low noise amplifier and radio-frequency transmitter, and radio-frequency transmitter includes filter
Wave device and low-converter.Four low-converters are connect with the same analog-digital converter respectively, and analog-digital converter is by the letter after conversion
Number it is sent to FPGA processor module, the output end of FPGA processor module is connect with digital analog converter enables signal to convert
At analog signal, the output end of digital analog converter is connect with radio frequency sending set, and radio frequency sending set includes upconverter, so that output
The frequency of signal is higher.
Antenna assembly is configured with power module, and power module can power for all devices of the present apparatus, and power module can
To configure multiple channels, in addition, power module includes the voltage-stablizer of LTM4644 model, the stabilization of 4 ~ 15V can be provided for equipment
Voltage.
Four array-element antennas are arranged in antenna box, and antenna box and electronic box all can be rectangular boxs.Antenna box includes square
Box framework 3, metal decking 2 and the backboard 4 of shape；Four array-element antennas are fixed on the inner wall of metal decking, in order to have
Metal decking can be divided into four regions by good transmitting-receiving effect, form four quadrants, setting one in each quadrant
Antenna element.The antenna ports of four array-element antennas is arranged on backboard connect with low noise amplifier, backboard pass through bolt or
Person's screw is fixed in box framework, is easy to implement and is detachably connected, and inner antenna situation check at any time is made it possible to.
Electronic box is fixed on the backboard of antenna box；Electronic box includes inner panel, rectangular-shaped frame body and outside plate.Low noise
Amplifier, radio-frequency transmitter, radio frequency sending set, FPGA module, analog-digital converter, digital analog converter are mounted on the inner panel of electronic box
On.Inner panel is fixed on the backboard of antenna box by bolt or screw, and inner panel 7 integrated with frame body can connect, frame
Body 8 can also by screw, perhaps bolt be fixedly connected with outside plate 9 and be fixed on frame body by bolt or screw with inner panel,
The case where being easy to implement and be detachably connected, making it possible to electronic box inner electronic equipment check at any time；The outer end of electronic box is provided with
The connectivity port of low noise amplifier, the connectivity port 6 are connect by signal cable with the antenna port 5 of four array-element antennas.
In the optimal enforcement example of the utility model, metal decking is aluminium alloy panel, light weight, intensity height.
In the optimal enforcement example of the utility model, radio-frequency transmitter is four-way intermediate-frequency receiver, radio frequency sending set four
Channel MF transmitter.
In the optimal enforcement example of the utility model, sample frequency Fs=62MHz of analog-digital converter, the frequency of four array-element antennas
Segment limit is 360MHz ~ 380MHz.
Although being described in detail in conjunction with attached drawing to specific embodiment of the present utility model, should not be construed as pair
The restriction of the protection scope of this patent.In range described by claims, those skilled in the art are without creative labor
The dynamic various modifications that can be made and deformation still belong to the protection scope of this patent.
Claims (6)
1. a kind of anti-interference array antenna device of satellite, it is characterised in that: including antenna box, electronic box and four array-element antennas,
Each array element in four array-element antennas is sequentially connected low noise amplifier and radio-frequency transmitter, and the radio-frequency transmitter includes filter
And low-converter, the low-converter are connect with analog-digital converter, analog-digital converter is connect with FPGA processor module, at FPGA
The output end of reason machine module is connect with digital analog converter, and the output end of digital analog converter is connect with radio frequency sending set, the radio frequency
Transmitter includes upconverter；
The antenna assembly is configured with power module；
Four array-element antenna is arranged in antenna box, and the antenna box includes box framework, metal decking and backboard；Four array elements
Antenna is fixed on the inner wall of metal decking, and the antenna port of four array-element antennas is arranged on backboard, the backboard by bolt or
Person's screw is fixed in box framework；
The electronic box is fixed on the backboard of antenna box；The electronic box includes inner panel, frame body and outside plate；The low noise
Amplifier, radio-frequency transmitter, radio frequency sending set, FPGA module, analog-digital converter, digital analog converter are mounted on the inner panel of electronic box
On, the inner panel is fixed on the backboard of antenna box by bolt or screw；The frame body is connected and fixed with inner panel, described
Outside plate is fixed on frame body by bolt or screw；
The outer end of the electronic box is provided with the connectivity port of low noise amplifier, which passes through signal cable and four array elements
The antenna port of antenna connects.
2. the anti-interference array antenna device of satellite as described in claim 1, it is characterised in that: the metal decking is aluminium alloy
Panel.
3. the anti-interference array antenna device of satellite as described in claim 1, it is characterised in that: the radio-frequency transmitter is four-way
Road intermediate-frequency receiver, the radio frequency sending set are four-way MF transmitter.
4. the anti-interference array antenna device of satellite as described in claim 1, it is characterised in that: the sampling of the analog-digital converter
Frequency Fs=62MHz.
5. the anti-interference array antenna device of satellite as described in claim 1, it is characterised in that: the power module includes
The voltage-stablizer of LTM4644 model.
6. the anti-interference array antenna device of satellite as described in claim 1, it is characterised in that: the frequency range of four array-element antenna
Range is 360MHz ~ 380MHz.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821256698.3U CN208461800U (en) | 2018-08-06 | 2018-08-06 | A kind of anti-interference array antenna device of satellite |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821256698.3U CN208461800U (en) | 2018-08-06 | 2018-08-06 | A kind of anti-interference array antenna device of satellite |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208461800U true CN208461800U (en) | 2019-02-01 |
Family
ID=65180850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821256698.3U Active CN208461800U (en) | 2018-08-06 | 2018-08-06 | A kind of anti-interference array antenna device of satellite |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208461800U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111049539A (en) * | 2019-12-10 | 2020-04-21 | 上海航天控制技术研究所 | High-linearity multi-antenna-array anti-interference radio frequency front-end system |
| WO2021164430A1 (en) * | 2020-02-21 | 2021-08-26 | 京东方科技集团股份有限公司 | Transmitting antenna system, receiving antenna system, and communication device |
-
2018
- 2018-08-06 CN CN201821256698.3U patent/CN208461800U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111049539A (en) * | 2019-12-10 | 2020-04-21 | 上海航天控制技术研究所 | High-linearity multi-antenna-array anti-interference radio frequency front-end system |
| WO2021164430A1 (en) * | 2020-02-21 | 2021-08-26 | 京东方科技集团股份有限公司 | Transmitting antenna system, receiving antenna system, and communication device |
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