CN115549756B - Anti-interference implementation method for automatic switching of satellite-ground cooperative measurement and control links - Google Patents
Anti-interference implementation method for automatic switching of satellite-ground cooperative measurement and control links Download PDFInfo
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- CN115549756B CN115549756B CN202211107592.8A CN202211107592A CN115549756B CN 115549756 B CN115549756 B CN 115549756B CN 202211107592 A CN202211107592 A CN 202211107592A CN 115549756 B CN115549756 B CN 115549756B
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- 238000005259 measurement Methods 0.000 title claims abstract description 68
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- 238000012544 monitoring process Methods 0.000 claims abstract description 15
- 238000010183 spectrum analysis Methods 0.000 claims abstract description 5
- 238000001228 spectrum Methods 0.000 claims description 6
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/1851—Systems using a satellite or space-based relay
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Abstract
The invention discloses an anti-interference implementation method for automatic switching of a satellite-ground cooperative measurement and control link, and relates to the field of satellite measurement and control. The implementation of the invention consists of a satellite, a ground station transmitting link, a ground station receiving link, baseband equipment, interference sensing equipment, ground station monitoring and a ground station center system. According to the invention, the interference sensing equipment is utilized to carry out spectrum analysis on satellite signals received by the ground station in real time, whether interference exists in the received signals is detected, whether the interference signals influence a measurement and control task is judged, the ground station is monitored and warned if a plurality of interference signals influence the measurement and control task, and the ground station and the satellite automatically complete the switching of a measurement and control link under the overall control of the center of the ground station. The invention can solve the problems that the ground station is often interfered when the satellite measurement and control task is executed and even the measurement and control task is failed, and has the characteristics of practical and concise design scheme, high satellite-ground coupling degree, high automation degree and the like.
Description
Technical Field
The invention relates to an anti-interference implementation method for automatic switching of a satellite-ground cooperative measurement and control link in the field of satellite measurement and control.
Background
At present, satellite measurement and control usually works in an S frequency band, the S frequency band has the characteristics of wide beam, large coverage area, small attenuation and the like, but the S frequency band has limited bandwidth, and as the number of satellites is increased and the frequency resources are occupied by mobile communication, a ground station is often interfered when the satellite measurement and control task is executed, and even the measurement and control task is failed.
The conventional ground station can only find that the normal measurement and control signal is interfered when the baseband equipment demodulates, the influence level of the interference cannot be judged, and the ground station and the satellite are coordinated and scheduled to respond after reporting to the center, so that the timeliness and the accuracy are poor.
Disclosure of Invention
The invention provides an anti-interference implementation method for automatically switching a satellite-ground cooperative measurement and control link, which solves the problem that a ground station is often interfered when a satellite measurement and control task is executed, and even the measurement and control task is failed.
The invention adopts the technical scheme that:
An anti-interference implementation method for automatically switching star-earth cooperative measurement and control links specifically comprises the following steps:
step1, in a normal state, a ground station monitors parameter configuration of equipment issued by a transmitting link, a ground station receiving link, baseband equipment and interference sensing equipment to the ground station according to a task plan;
step 2, when the satellite passes the border, the ground station automatically completes the capturing and tracking of the satellite and normally establishes a satellite measurement and control link;
Step 3, after the satellite measurement and control link is established, the ground station receiving link respectively sends the downlink measurement and control signals of the satellite to the baseband equipment and the interference sensing equipment, and the ground station transmitting link sends the uplink measurement and control signals generated by the baseband equipment to the satellite;
Step 4, the interference sensing equipment carries out real-time spectrum analysis on the received signal, analyzes the frequency, the signal amplitude and the signal modulation system of the received signal, matches the received signal with the parameter information of the normal measurement and control signal according to the configuration parameters monitored by the ground station, and separates the normal measurement and control signal from the received signal;
Step 5, after the interference sensing equipment separates out the normal measurement and control signal, analyzing other signals in the received signal, extracting the spectrum information of the interference signal when the other interference signals exist in the received signal, comparing the spectrum information with the parameters of the normal measurement and control signal, and judging the influence level of the interference signal on the normal measurement and control signal;
Step 6, when the interference sensing equipment judges that the interference signal influences the normal measurement and control signal reception, the interference sensing equipment monitors and alarms the ground station;
Step 7, the ground station monitoring sends the alarm information to a ground station center system, and the ground station center system sends frequency point switching or mode switching instructions to the ground station monitoring and the satellite according to actual conditions; the ground station center system transmits a switching instruction to the satellite, and the switching instruction is transmitted to the satellite through a baseband device and a ground station transmitting link;
Step 8, the ground station monitors and completes the new parameter configuration of the ground station transmitting link, the ground station receiving link, the baseband equipment and the interference sensing equipment according to the switching instruction issued by the ground station center system; meanwhile, the satellite completes corresponding configuration according to a switching instruction issued by the ground station center system, reestablishes a measurement and control link with the ground station, and feeds back response information to the ground station center system through a ground station receiving link and baseband equipment.
Compared with the background technology, the invention has the following advantages:
1. The anti-interference method for automatically switching the satellite-ground cooperative measurement and control links can solve the problem that a ground station is often interfered when a satellite measurement and control task is executed, and even the measurement and control task is failed.
2. The anti-interference method for automatically switching the satellite-ground cooperative measurement and control link has the characteristics of practical and concise design scheme, high satellite-ground coupling degree, high automation degree and the like.
Drawings
Fig. 1 is a schematic block diagram of the present invention.
Detailed Description
The invention is further described with reference to the specific implementation steps and fig. 1:
The invention relates to an anti-interference implementation method for automatically switching a satellite-ground cooperative measurement and control link, which is based on the instantaneity and the particularity of satellite measurement and control signals, wherein an interference sensing device is configured at the rear end of a receiving link and can analyze the attribute of signals received by a ground station in real time, when the interference sensing device of the ground station analyzes that interference exists in the received signals, the interference sensing device of the ground station analyzes whether the current interference signals influence the receiving demodulation of normal signals, and a plurality of interference signals influence the receiving of the normal measurement and control signals so as to give an alarm to the ground station monitoring, and the ground station monitoring organization coordinates to complete the frequency point switching or the mode switching of measurement and control tasks, so that the normal running of the measurement and control tasks is ensured.
The embodiment of the invention is realized by a satellite, a ground station transmitting link, a ground station receiving link, baseband equipment, interference sensing equipment, ground station monitoring and a ground station center system; the specific implementation steps are as follows:
step1, in a normal state, a ground station monitors parameter configuration of equipment issued by a transmitting link, a ground station receiving link, baseband equipment and interference sensing equipment to the ground station according to a task plan;
step 2, when the satellite passes the border, the ground station automatically completes the capturing and tracking of the satellite and normally establishes a satellite measurement and control link;
Step 3, after the satellite measurement and control link is established, the ground station receiving link respectively sends the downlink measurement and control signals of the satellite to the baseband equipment and the interference sensing equipment, and the ground station transmitting link sends the uplink measurement and control signals generated by the baseband equipment to the satellite;
Step 4, the interference sensing equipment carries out real-time spectrum analysis on the received signal, analyzes the frequency, the signal amplitude and the signal modulation system of the received signal, matches the received signal with the parameter information of the normal measurement and control signal according to the configuration parameters monitored by the ground station, and separates the normal measurement and control signal from the received signal;
Step 5, after the interference sensing equipment separates out the normal measurement and control signal, analyzing other signals in the received signal, extracting the spectrum information of the interference signal when the other interference signals exist in the received signal, comparing the spectrum information with the parameters of the normal measurement and control signal, and judging the influence level of the interference signal on the normal measurement and control signal;
Step 6, when the interference sensing equipment judges that the interference signal influences the normal measurement and control signal reception, the interference sensing equipment monitors and alarms the ground station;
Step 7, the ground station monitoring sends the alarm information to a ground station center system, and the ground station center system sends frequency point switching or mode switching instructions to the ground station monitoring and the satellite according to actual conditions; the ground station center system transmits a switching instruction to the satellite, and the switching instruction is transmitted to the satellite through a baseband device and a ground station transmitting link;
Step 8, the ground station monitors and completes the new parameter configuration of the ground station transmitting link, the ground station receiving link, the baseband equipment and the interference sensing equipment according to the switching instruction issued by the ground station center system; meanwhile, the satellite completes corresponding configuration according to a switching instruction issued by the ground station center system, reestablishes a measurement and control link with the ground station, and feeds back response information to the ground station center system through a ground station receiving link and baseband equipment.
The satellite and the ground station cooperatively complete automatic switching of the measurement and control link, and normal execution of the satellite measurement and control task is ensured.
The working principle of the invention is as follows:
In a normal state, a measurement and control link is normally established between the ground station and the satellite according to a task plan, the interference sensing equipment configured by the ground station carries out spectrum analysis on the received signals in real time, when the ground station is interfered, the interference sensing equipment carries out analysis and judgment on the interference signals, a plurality of interference signals influence the current satellite measurement and control task, the interference sensing equipment carries out alarm on the ground station monitoring, the ground station monitoring sends alarm information to the ground station center, and under the overall arrangement of the ground station center, the ground station equipment and the satellite are controlled to complete automatic switching of the measurement and control link, so that the satellite measurement and control task is ensured to normally execute.
Claims (1)
1. The anti-interference implementation method for automatically switching the satellite-ground cooperative measurement and control link is characterized by comprising the following steps of:
Step 1, in a normal state, a ground station monitoring device transmits a link, a ground station receiving link, a baseband device and an interference sensing device to a ground station according to a task plan to issue device parameter configuration;
step 2, when the satellite passes the border, the ground station automatically completes the capturing and tracking of the satellite and normally establishes a satellite measurement and control link;
Step 3, after the satellite measurement and control link is established, the ground station receiving link respectively sends the downlink measurement and control signals of the satellite to the baseband equipment and the interference sensing equipment, and the ground station transmitting link sends the uplink measurement and control signals generated by the baseband equipment to the satellite;
Step 4, the interference sensing equipment performs real-time spectrum analysis on the received signal, analyzes the frequency, the signal amplitude and the signal modulation system of the received signal, matches the received signal with the parameter information of the normal measurement and control signal according to the configuration parameters of the ground station monitoring equipment, and separates the normal measurement and control signal from the received signal;
Step 5, after the interference sensing equipment separates out the normal measurement and control signal, analyzing other signals in the received signal, extracting the spectrum information of the interference signal when the other interference signals exist in the received signal, comparing the spectrum information with the parameters of the normal measurement and control signal, and judging the influence level of the interference signal on the normal measurement and control signal;
step 6, when the interference sensing equipment judges that the interference signal influences the normal measurement and control signal reception, alarming is carried out on the ground station monitoring equipment;
Step 7, the ground station monitoring equipment sends the alarm information to a ground station center system, and the ground station center system sends frequency point switching or mode switching instructions to the ground station monitoring equipment and the satellite according to actual conditions; the ground station center system transmits a switching instruction to the satellite, and the switching instruction is transmitted to the satellite through a baseband device and a ground station transmitting link;
Step 8, the ground station monitoring equipment completes new parameter configuration of a ground station transmitting link, a ground station receiving link, a baseband equipment and an interference sensing equipment according to a switching instruction issued by a ground station center system; meanwhile, the satellite completes corresponding configuration according to a switching instruction issued by the ground station center system, reestablishes a measurement and control link with the ground station, and feeds back response information to the ground station center system through a ground station receiving link and baseband equipment.
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105208564A (en) * | 2015-09-15 | 2015-12-30 | 清华大学 | Interference suppression method and device for air-ground cooperative system based on position information |
| CN108696325A (en) * | 2018-04-26 | 2018-10-23 | 西南电子技术研究所（中国电子科技集团公司第十研究所） | Telemetry communication link accesses channel decision method |
| CN111866620A (en) * | 2020-07-09 | 2020-10-30 | 成都傅立叶电子科技有限公司 | Multi-target measurement and control ground station system |
| CN112288288A (en) * | 2020-10-30 | 2021-01-29 | 西南电子技术研究所（中国电子科技集团公司第十研究所） | Satellite task macro-parameter management method for remote sensing satellite ground receiving system |
| CN113612525A (en) * | 2021-08-27 | 2021-11-05 | 陕西星邑空间技术有限公司 | Low-orbit internet constellation satellite-ground link planning method based on constraint satisfaction |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7643794B2 (en) * | 2003-04-07 | 2010-01-05 | Yoram Ofek | Multi-sector antenna apparatus |
| US11166212B2 (en) * | 2018-07-26 | 2021-11-02 | Qualcomm Incorporated | Elevation based mode switch for 5G based aerial UE |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105208564A (en) * | 2015-09-15 | 2015-12-30 | 清华大学 | Interference suppression method and device for air-ground cooperative system based on position information |
| CN108696325A (en) * | 2018-04-26 | 2018-10-23 | 西南电子技术研究所（中国电子科技集团公司第十研究所） | Telemetry communication link accesses channel decision method |
| CN111866620A (en) * | 2020-07-09 | 2020-10-30 | 成都傅立叶电子科技有限公司 | Multi-target measurement and control ground station system |
| CN112288288A (en) * | 2020-10-30 | 2021-01-29 | 西南电子技术研究所（中国电子科技集团公司第十研究所） | Satellite task macro-parameter management method for remote sensing satellite ground receiving system |
| CN113612525A (en) * | 2021-08-27 | 2021-11-05 | 陕西星邑空间技术有限公司 | Low-orbit internet constellation satellite-ground link planning method based on constraint satisfaction |
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