CN115765888A - Anti-interference module based on active antenna array - Google Patents
Anti-interference module based on active antenna array Download PDFInfo
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- CN115765888A CN115765888A CN202211450297.2A CN202211450297A CN115765888A CN 115765888 A CN115765888 A CN 115765888A CN 202211450297 A CN202211450297 A CN 202211450297A CN 115765888 A CN115765888 A CN 115765888A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
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Abstract
The invention discloses an anti-interference module based on an active antenna array, which comprises an anti-interference integrated system, wherein the anti-interference integrated system comprises an environment detection unit, a range limiting unit, a signal analysis unit and an antenna adjusting unit. This anti-interference module based on active antenna array, select the back at the mounting point, measure the interfering signal intensity of mounting point, carry out the judgement of test area size according to interfering signal intensity, generate a plurality of mounting points, carry out the satellite signal intensity test at the mounting point of difference, in the test process, turn to the regulation through the active antenna array of adjustment command control, acquire higher satellite signal intensity, and energy consumption calculation in the cooperation unit interval, realize choosing of optimum mounting point, when guaranteeing the anti-interference effect of active antenna array, can also carry out the mounting point screening according to adjusting the energy consumption, realize that the low energy consumption of mounting point is anti-jamming.
Description
Technical Field
The invention relates to the technical field of signal anti-interference, in particular to an anti-interference module based on an active antenna array.
Background
When communication exchange between two ground stations is performed, transfer is often performed through a communication satellite in a radio form, when a satellite transmits signals to the ground stations, interference is easily caused and communication quality is affected, a signal transceiver module and an antenna are established on the ground stations, and anti-interference is performed by using the antenna.
With the continuous development of active antenna arrays, namely smart antennas, the active antenna arrays can be reconfigured to obtain the best performance in the current environment, the cognitive radio system can even know the environment and the dynamic state of wireless communication in the environment, and strategies using the active antenna technology or other radio technologies are developed to enhance the service of the cognitive radio system.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides an anti-interference module based on an active antenna array, which solves the problems.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: an anti-interference module based on an active antenna array comprises an anti-interference integrated system, wherein the anti-interference integrated system comprises an environment detection unit, a range limiting unit, a signal analysis unit and an antenna adjusting unit, the environment detection unit is used for judging the interference signal strength of a mounting point after the mounting point is selected and judging the interference strength level, the environment detection unit is in butt joint with the range limiting unit, the range limiting unit is used for establishing a linear mapping relation between the interference strength level and different test area areas, limiting the test area according to the interference strength level of the mounting point, generating a plurality of mounting points in the limited test area, the range limiting unit is in butt joint with the signal analysis unit, the signal analysis unit is used for setting a satellite signal strength optimal value and judging the satellite signal strength, when the satellite strength is lower than the optimal value, sending an adjusting instruction to the antenna adjusting unit, calculating the energy consumption of the antenna adjusting unit when the optimal value is kept in unit time, screening the mounting points according to the satellite signal strength and the energy consumption corresponding to different mounting points, determining the signal receiving and sending instructions to the antenna array, and performing receiving and transmitting and receiving and transmitting instructions to the antenna adjusting unit.
Through adopting above-mentioned technical scheme, after the mounting point is selected, measure the interfering signal intensity of mounting point, and carry out the judgement of test area size according to interfering signal intensity, after generating a plurality of mounting points, carry out the satellite signal intensity test at the mounting point of difference, in the test process, turn to the regulation through adjusting the active antenna array of instruction control, thereby obtain higher satellite signal intensity, and cooperate the energy consumption calculation in the unit interval, realize the selection of optimum mounting point, when guaranteeing the anti-jamming effect of active antenna array, can also carry out the mounting point screening according to adjusting the energy consumption, realize that the low energy consumption of mounting point is anti-jamming.
The invention is further configured to: the environment detection unit comprises an interference test module and an integration rating module;
the interference testing module is used for testing interference signals of the installation point and judging the interference strength, wherein the installation point selects an open surrounding non-shielding terrain;
the integration rating module is used for dividing interference strength levels and judging the interference strength level of the installation point according to the interference strength detected by the interference testing module.
The invention is further configured to: the range limiting unit comprises a region dividing module, a linear adjusting module and a memory module, wherein the region dividing module is in butt joint with the linear adjusting module, and the linear adjusting module is in butt joint with the memory module.
The invention is further configured to: the area division module is used for establishing different test area areas corresponding to the interference intensity levels, wherein the larger the interference intensity is, the larger the test area is;
the linear adjustment module is used for limiting the area of a test area according to the interference intensity level of the installation point and generating a plurality of installation points in the limited test area, wherein the installation points are set as follows: taking the 2 x 2m grids as a unit mounting point, and then artificially deleting the mounting point around which an obvious shelter is arranged;
the memory module is used for recording the satellite signal intensity corresponding to the installation point.
Through adopting above-mentioned technical scheme, set for and use the interference strength grade as the test area of injecing, carry out the generation of a plurality of mounting point, test and carry out the record to the satellite signal intensity of a plurality of mounting point, realize the purpose of large tracts of land sample, and then obtain for the mounting point that receives satellite signal intensity is better and provide accurate guarantee.
The invention is further configured to: the signal analysis unit comprises an intensity analysis module, an energy consumption analysis module and a comparison and screening module, wherein the intensity analysis module is in butt joint with the energy consumption analysis module, and the energy consumption analysis module is in butt joint with the comparison and screening module.
The invention is further configured to: the intensity analysis module is used for setting a satellite signal intensity optimal value, judging the satellite signal intensity and sending an adjusting instruction to the antenna adjusting unit when the satellite intensity is lower than the optimal value;
the energy consumption analysis module is used for calculating the energy consumption when the antenna adjusting unit keeps the optimal value in unit time after receiving the adjusting instruction;
and the comparison and screening module is used for screening the installation points according to the satellite signal intensity and the energy consumption corresponding to different installation points and determining the installation points.
By adopting the technical scheme, the satellite signal intensity screening standard is established by setting the satellite signal intensity optimal value, a large number of installation points are screened out, and the effective anti-interference state of the installation points in the low-energy consumption state is determined by calculating and analyzing the energy consumption in unit time.
The invention is further configured to: the antenna adjusting unit comprises a signal receiving module, an integrated processing module and a steering adjusting module, wherein the signal receiving module is in butt joint with the integrated processing module, and the integrated processing module is in butt joint with the steering adjusting module.
The invention is further configured to: the signal receiving module is used as an active antenna array and used for receiving satellite signals and sending the satellite signals to the integrated processing module;
the integrated processing module is used for sequentially carrying out signal amplification, filtering and down-conversion on the received satellite signals, sampling the signals and outputting the signals to the signal analysis unit;
and the steering adjusting module is used for receiving an adjusting instruction sent by the signal analyzing unit and performing steering adjustment on the active antenna array.
(III) advantageous effects
The invention provides an anti-interference module based on an active antenna array. The method has the following beneficial effects:
(1) According to the method, after the installation point is selected, the interference signal strength of the installation point is measured, the area size of a test area is judged according to the interference signal strength, after a plurality of installation points are generated, satellite signal strength tests are carried out on different installation points, in the test process, the active antenna array is controlled to carry out steering adjustment through an adjusting instruction, so that higher satellite signal strength is obtained, the optimal installation point is selected by matching with energy consumption calculation in unit time, the anti-interference effect of the active antenna array is ensured, meanwhile, the installation point can be screened according to the adjusted energy consumption, and the anti-interference of the installation point with low energy consumption is realized.
(2) According to the invention, the test area with the interference intensity level as a limit is set, a plurality of mounting points are generated, the satellite signal intensities of the mounting points are tested and recorded, the purpose of large-area sampling is realized, and accurate guarantee is provided for obtaining the mounting point with better satellite signal intensity.
(3) According to the invention, through setting the optimal value of the satellite signal intensity, the screening standard of the satellite signal intensity is established, a large number of installation points are screened out, and through calculation and analysis of energy consumption in unit time, the effective anti-interference state of the installation points in a low-energy consumption state is determined.
Drawings
FIG. 1 is a schematic block diagram of the system of the present invention;
FIG. 2 is a system schematic block diagram of the environmental detection unit of the present invention;
FIG. 3 is a system schematic block diagram of a scope defining unit of the present invention;
FIG. 4 is a system schematic block diagram of a signal analysis unit of the present invention;
FIG. 5 is a schematic block diagram of a system for adjusting an antenna according to the present invention;
in the figure, 1, an anti-interference integrated system; 2. an environment detection unit; 3. a range defining unit; 4. a signal analyzing unit; 5. an antenna adjustment unit; 6. an interference test module; 7. an integration rating module; 8. a region dividing module; 9. a linear adjustment module; 10. a memory module; 11. an intensity analysis module; 12. an energy consumption analysis module; 13. a comparison screening module; 14. a signal receiving module; 15. an integrated processing module; 16. and a steering adjustment module.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1-5, an embodiment of the present invention provides a technical solution: an anti-interference module based on an active antenna array is shown in fig. 1, and includes an anti-interference integrated system 1 composed of an environment detection unit 2, a range limiting unit 3, a signal analysis unit 4 and an antenna adjustment unit 5.
Preferably, the environment detection unit 2 is docked with the range limiting unit 3, the range limiting unit 3 is docked with the signal analysis unit 4, and the signal analysis unit 4 is docked with the antenna adjustment unit 5.
Specifically, as shown in fig. 2, the signal analysis unit 4 is connected to the antenna adjustment unit 5 in a butt joint manner, and specifically, the interference test module 6 is configured to test an interference signal of a mounting point and determine an interference strength, and the integration rating module 7 is configured to classify an interference strength level and determine the interference strength level of the mounting point according to the interference strength detected by the interference test module 6.
As a detailed description, as shown in fig. 3, the range defining unit 3 includes a region dividing module 8, a linear adjusting module 9, and a memory module 10, where the region dividing module 8 is in butt joint with the linear adjusting module 9, the linear adjusting module 9 is in butt joint with the memory module 10, the region dividing module 8 is configured to establish different test region areas corresponding to interference intensity levels, where the greater the interference intensity is, the greater the test region area is, the linear adjusting module 9 is configured to define the test region area according to the interference intensity level of a mounting point, and generate a plurality of mounting points in the defined test region area, and the memory module 10 is configured to record satellite signal intensity corresponding to the mounting point.
As shown in fig. 4, the signal analysis unit 4 includes an intensity analysis module 11, an energy consumption analysis module 12, and a comparison and screening module 13, where the intensity analysis module 11 is in butt joint with the energy consumption analysis module 12, the energy consumption analysis module 12 is in butt joint with the comparison and screening module 13, the intensity analysis module 11 is configured to set a satellite signal intensity preferred value and judge the satellite signal intensity, when the satellite intensity is lower than the preferred value, an adjustment instruction is sent to the antenna adjustment unit 5, the energy consumption analysis module 12 is configured to calculate the energy consumption when the preferred value is maintained in a unit time after the antenna adjustment unit 5 receives the adjustment instruction, and the comparison and screening module 13 is configured to perform mounting point screening according to satellite signal intensities and energy consumption magnitudes corresponding to different mounting points, and determine the mounting point.
As shown in fig. 5, the antenna adjusting unit 5 includes a signal receiving module 14, an integrated processing module 15, and a steering adjusting module 16, where the signal receiving module 14 is connected to the integrated processing module 15, the integrated processing module 15 is connected to the steering adjusting module 16, the signal receiving module 14 serves as an active antenna array and is configured to receive a satellite signal and send the satellite signal to the integrated processing module 15, the integrated processing module 15 is configured to sequentially perform signal amplification, filtering, and down-conversion on the received satellite signal, perform signal sampling, and output the signal to the signal analyzing unit 4, and the steering adjusting module 16 is configured to receive an adjusting instruction sent by the signal analyzing unit 4 and perform steering adjustment on the active antenna array.
The selection of the mounting point specifically comprises the following steps: .
Step one, initial selection: selecting a region with open terrain near a ground station, setting a mounting point as an initial mounting point, testing an interference signal of the mounting point by an interference testing module 6, judging the interference intensity, and judging the interference intensity grade of the mounting point by an integration rating module 7;
step two, range limitation: the region dividing module 8 generates the test region area of the mounting point according to the interference intensity level in the step one, and a plurality of 2 x 2m mounting points are generated in the test region area through the linear adjusting module 9;
step three, signal processing: the signal receiving modules 14 at different installation points receive satellite signals, send the satellite signals to the integrated processing module 15, sequentially perform signal amplification, filtering and down-conversion on the satellite signals, and perform signal sampling;
step four: and (3) screening mounting points: when receiving satellite signals, the strength analysis module 11 judges the satellite signal strength, when the satellite strength is lower than a preferred value, an adjusting instruction is sent to the antenna adjusting unit 5, the steering adjusting module 16 is controlled to steer and adjust the active antenna array until the satellite strength of the installation point reaches the preferred value, after adjusting for one week, the optimal value is not reached, the installation point is directly deleted, for the installation point which can be adjusted to reach the preferred value, the energy consumption analysis module 12 calculates the energy consumption when the optimal value is kept in unit time, and then the installation point with the minimum unit energy consumption is selected from the installation points of which the satellite signal strength reaches the preferred value through the comparison screening module 13 to serve as the final optimal installation point.
Claims (8)
1. An anti-interference module based on an active antenna array comprises an anti-interference integrated system (1), and is characterized in that: the anti-interference integrated system (1) comprises an environment detection unit (2), a range limiting unit (3), a signal analysis unit (4) and an antenna adjusting unit (5), wherein the environment detection unit (2) is used for judging the interference signal strength of a mounting point after the mounting point is selected and judging the interference strength level, the environment detection unit (2) is in butt joint with the range limiting unit (3), the range limiting unit (3) is used for establishing a linear mapping relation between the interference strength level and different testing area areas and limiting the testing area according to the interference strength level of the mounting point, a plurality of mounting points are generated in the limited testing area, the range limiting unit (3) is in butt joint with the signal analysis unit (4), the signal analysis unit (4) is used for setting a satellite signal strength optimal value and judging the satellite signal strength, when the satellite signal strength is lower than the optimal value, an adjusting instruction is sent to the antenna adjusting unit (5), the antenna adjusting unit (5) is used for calculating and receiving and sending the optimal value when the antenna adjusting unit (5) keeps the optimal value in unit time, the satellite signal strength and the energy consumption corresponding to different satellite signal strength and energy consumption are used for screening, the antenna adjusting unit (4) and the antenna adjusting the antenna array, the antenna (5) is used for receiving and the adjusting signal, the antenna adjusting signal processing unit (5) and the antenna adjusting the mounting point, the antenna adjusting unit (4) is used for adjusting the antenna, the antenna array, the antenna adjusting unit (5), steering adjustment is performed on the active antenna array.
2. The active antenna array based interference rejection module of claim 1, wherein: the environment detection unit (2) comprises an interference test module (6) and an integration rating module (7);
the interference test module (6) is used for testing interference signals of the installation point and judging the interference strength;
the integration rating module (7) is used for dividing interference intensity levels and judging the interference intensity levels of the installation points according to the interference intensity detected by the interference testing module (6).
3. The active antenna array based interference rejection module of claim 1, wherein: the range limiting unit (3) comprises an area dividing module (8), a linear adjusting module (9) and a memory module (10), wherein the area dividing module (8) is in butt joint with the linear adjusting module (9), and the linear adjusting module (9) is in butt joint with the memory module (10).
4. The active antenna array based interference rejection module of claim 3, wherein: the region division module (8) is used for establishing different test region areas corresponding to interference intensity levels, wherein the larger the interference intensity is, the larger the test region area is;
the linear adjusting module (9) is used for limiting the area of a test area according to the interference intensity level of the mounting point and generating a plurality of mounting points in the limited test area;
the memory module (10) is used for recording the satellite signal strength corresponding to the installation point.
5. The active antenna array based interference rejection module of claim 1, wherein: the signal analysis unit (4) comprises an intensity analysis module (11), an energy consumption analysis module (12) and a comparison screening module (13), the intensity analysis module (11) is in butt joint with the energy consumption analysis module (12), and the energy consumption analysis module (12) is in butt joint with the comparison screening module (13).
6. The active antenna array based interference rejection module of claim 5, wherein: the intensity analysis module (11) is used for setting a satellite signal intensity optimal value, judging the satellite signal intensity and sending an adjusting instruction to the antenna adjusting unit (5) when the satellite intensity is lower than the optimal value;
the energy consumption analysis module (12) is used for calculating the energy consumption when the antenna adjusting unit (5) keeps the optimal value in unit time after receiving the adjusting instruction;
and the comparison screening module (13) is used for screening the mounting points according to the satellite signal intensity and the energy consumption corresponding to different mounting points and determining the mounting points.
7. The active antenna array based interference rejection module of claim 1, wherein: the antenna adjusting unit (5) comprises a signal receiving module (14), an integrated processing module (15) and a steering adjusting module (16), wherein the signal receiving module (14) is in butt joint with the integrated processing module (15), and the integrated processing module (15) is in butt joint with the steering adjusting module (16).
8. The active antenna array based interference rejection module of claim 7, wherein: the signal receiving module (14) is used as an active antenna array and used for receiving satellite signals and sending the satellite signals into the integrated processing module (15);
the integrated processing module (15) is used for sequentially carrying out signal amplification, filtering and down-conversion on the received satellite signals, sampling the signals and then outputting the signals to the signal analysis unit (4);
and the steering adjusting module (16) is used for receiving an adjusting instruction sent by the signal analyzing unit (4) and performing steering adjustment on the active antenna array.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211450297.2A CN115765888A (en) | 2022-11-19 | 2022-11-19 | Anti-interference module based on active antenna array |
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| CN202211450297.2A CN115765888A (en) | 2022-11-19 | 2022-11-19 | Anti-interference module based on active antenna array |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117728906A (en) * | 2024-02-05 | 2024-03-19 | 深圳市思翰铭科技有限公司 | Anti-interference performance test system and method for active antenna |
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- 2022-11-19 CN CN202211450297.2A patent/CN115765888A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117728906A (en) * | 2024-02-05 | 2024-03-19 | 深圳市思翰铭科技有限公司 | Anti-interference performance test system and method for active antenna |
| CN117728906B (en) * | 2024-02-05 | 2024-04-09 | 深圳市思翰铭科技有限公司 | Anti-interference performance test system and method for active antenna |
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