CN107979407B - Method for monitoring tracking performance of communication-in-moving system in motion process - Google Patents
Method for monitoring tracking performance of communication-in-moving system in motion process Download PDFInfo
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- CN107979407B CN107979407B CN201711223692.6A CN201711223692A CN107979407B CN 107979407 B CN107979407 B CN 107979407B CN 201711223692 A CN201711223692 A CN 201711223692A CN 107979407 B CN107979407 B CN 107979407B
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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
- H04B7/18519—Operations control, administration or maintenance
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- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/08—Measuring electromagnetic field characteristics
- G01R29/10—Radiation diagrams of antennas
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Abstract
The invention relates to a method for monitoring the tracking performance of a communication-in-moving system in the movement process, which relates to the technology of satellite communication earth station management in the field of satellite communication. The method mainly realizes the monitoring of the tracking performance of the communication-in-motion system on the antenna in the motion process by designing a scheme of information acquisition and storage, graphical display and statistical analysis, thereby solving the problems of the adaptability, the rapid capture and the timely recovery capability of the antenna of the communication-in-motion system on actions such as instantaneous shielding, jolting, turning and the like. The invention can be applied to satellite communication earth stations requiring communication-in-motion capability, and can be used as a means for monitoring and analyzing the performance of a communication link, so that the performance deviation can be rapidly monitored, and the equipment troubleshooting complexity can be reduced.
Description
Technical Field
The invention relates to the field of satellite communication system earth station equipment management, in particular to a management control technology of satellite communication equipment of a communication-in-motion vehicle-mounted station, and specifically relates to a problem of monitoring the tracking performance of an antenna during the movement of the communication-in-motion vehicle-mounted station.
Background
Satellite communications have been developed for over half a century. Satellite communication has become one of the irreplaceable core communication means because it has a series of advantages of global coverage, no restriction by ground obstacles, rapid deployment and the like, can provide stable communication capability for multiple users crossing the intercontinental region and the ocean, and can also provide effective information transmission in sudden events of regions with unpredictable places, times and intensities. Satellite communication technology also becomes an important index for measuring the core competitiveness of a country.
With the development of satellite communication technology, the satellite communication in motion (a mobile satellite ground station communication system) is also widely popularized and applied. The communication-in-motion system can be carried on mobile carriers such as vehicles, ships, airplanes and the like, realizes the functions of tracking satellites, transmitting data, executing services and the like in the moving process, and meets the requirements of various military and civil emergency communications and multi-service communications under the mobile condition.
The difference between the communication-in-motion system and the traditional satellite communication system is that the communication-in-motion system well solves the difficulty that various moving carriers such as vehicles, ships and the like continuously transmit multimedia information such as voice, data, high-freshness dynamic video images, faxes and the like in real time through a geostationary satellite in motion. With the development of the communication-in-motion system, the problem of monitoring the tracking performance of the antenna in the movement process of the communication-in-motion system, namely the problem of monitoring the adaptability, the quick capturing and the timely recovery capability of the communication-in-motion antenna to actions such as instantaneous shielding, jolting, turning and the like, is solved. Therefore, a method for monitoring the tracking performance of the communication-in-motion system in the moving process needs to be designed to monitor the antenna tracking performance of the communication-in-motion system in the moving process.
Disclosure of Invention
The invention provides a method for monitoring the tracking performance of a communication-in-motion system in order to solve the problems of the adaptability of an antenna of the communication-in-motion system to actions such as instantaneous shielding, bumping, turning and the like and the monitoring of rapid capturing and timely recovery capabilities.
The technical scheme of the invention is as follows:
a method for monitoring tracking performance in a motion process of a communication-in-motion system is realized by data acquisition, analysis and distribution, graphical display and statistical analysis, and is characterized by comprising the following steps:
A. connecting a plurality of controlled devices with the station control device through monitoring lines;
B. the method comprises the steps that station control equipment and a display terminal are deployed in the same local area network;
C. adjusting acquisition enabling and polling frequency of station control equipment through display terminal software deployed on a display terminal, and monitoring the controlled equipment in real time;
D. the acquisition and analysis module of the station control equipment inquires the controlled equipment and receives inquiry response data of the controlled equipment;
E. the acquisition and analysis module of the station control equipment analyzes the query response data of the controlled equipment;
F. the data distribution module of the station control equipment reports the analyzed data to a data storage unit of the display terminal and display terminal software;
G. after the data storage unit receives the data, local data are updated, and the data are stored in a database after being screened; and after receiving the data, the display terminal software updates local data, calculates and converts the data into a performance curve view, and visually monitors the current state, the jumping condition and the change trend of the tracking performance of the communication-in-motion system through the performance curve view.
And completing the tracking performance monitoring in the moving process of the communication-in-motion system.
In the step A, the station control equipment and the controlled equipment are communicated through an equipment monitoring protocol.
And in the step B, the station control equipment and the display terminal are communicated through an internal interface protocol.
In the step D, if the controlled equipment is a communication-in-motion antenna controller, the acquisition and analysis module of the station control equipment inquires Eb/N0 and voltage of the communication-in-motion antenna; and if the controlled equipment is channel equipment, the acquisition and analysis module of the station control equipment inquires the service Eb/N0 of the channel equipment.
Wherein, the step C is specifically as follows:
through display terminal, adjust the collection of station accuse equipment and enable, including three kinds of modes: all equipment parameters in the station are normally inquired, all parameters of the specified equipment are inquired, and the specified parameters of the specified equipment are inquired;
through the display terminal, adjust the polling frequency of station control equipment, specifically be: when the station control equipment monitors the equipment, the polling frequency is adjusted within the fastest query frequency range bearable by the equipment, and the most efficient frequency value for equipment polling is found by combining the refreshing speed of the display terminal.
In step E, during data analysis, thread dormancy is not performed before the analysis queue is emptied.
In step F, the data reporting mechanism includes a timing reporting mechanism and a change reporting mechanism.
In step G, after the data storage unit receives the data, the local data is updated, and the data is stored in the database after being filtered, specifically:
g1, after the data storage unit receives the data, updating the local data;
g2, the data storage unit screens the data, selects the parameter information related to the tracking performance monitoring of the communication-in-motion system, compares the parameter information with the last recorded data, and records the changed data;
g3, device outage or abnormal value case in the middle, the data storage unit records this information in a specified format into the database.
In the step G, after receiving the data, the display terminal software updates local data, calculates and converts the local data into a performance curve view, and visually monitors the current state, the jump situation and the change trend of the tracking performance of the mobile communication system through the performance curve view, specifically:
h1, after the display terminal receives the data, updating the local data;
h2, screening data, selecting parameter information related to tracking performance monitoring of the communication-in-motion system, converting the data into points marked in a curve graph, and drawing a curve among multiple points;
h3, adjusting the refresh frequency;
h4, adjusting the number of the points in the curve;
h5, a plurality of curves are combined to display and visually monitor the current state, the jump situation and the change trend of the tracking performance of the communication-in-motion system.
Wherein, the method also comprises the following steps after the step G: and performing statistical query according to the input time and performance parameters, replaying the change condition of the performance curve in a specified time period, and assisting station type maintenance and rapidly troubleshooting through analysis.
Compared with the prior art, the invention has the following beneficial effects:
the method for monitoring the tracking performance of the communication-in-motion system in the motion process is adopted in the communication-in-motion system, the monitoring of the tracking performance of the antenna by the communication-in-motion system in the motion process can be realized, and the problems of the adaptability, the rapid capturing and the timely recovery capability of the antenna of the communication-in-motion system to actions such as instantaneous shielding, jolting and turning are solved. The method is used as a means for monitoring and analyzing the performance of the communication link, can quickly monitor the performance deviation and reduce the complexity of troubleshooting of equipment.
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FIG. 1 is a schematic diagram of an application scenario of the present invention;
fig. 2 is a schematic diagram of an embodiment of the present invention.
Detailed Description
In order to realize the invention, an application scene of monitoring the tracking performance of the communication-in-motion vehicle-mounted station is provided, wherein the application scene comprises the communication-in-motion vehicle-mounted station, station control equipment, antenna servo equipment, channel terminal equipment, a display terminal and station control software. Wherein: the station control equipment is effectively connected with the monitored equipment; the communication-in-motion vehicle-mounted station realizes satellite alignment through antenna servo and realizes service communication through terminal equipment.
The invention is further described below with reference to fig. 1 and 2.
The invention discloses a method for monitoring the tracking performance of a communication-in-motion system in the process of movement, which adopts the technologies of data acquisition and graphic display distributed processing. The station control equipment is responsible for acquiring performance parameters of the antenna servo equipment and the channel terminal equipment, and analyzing and distributing the acquired parameters; and the display terminal is responsible for analyzing, counting, storing and graphically displaying the received equipment parameter information.
A method for monitoring tracking performance of a communication-in-moving system in the process of movement is realized by data acquisition, analysis distribution, graphical display and statistical analysis, and the specific real-time mode is as follows:
A. the communication-in-the-moving antenna controller, the FDMA terminal and the TDMA terminal are connected with the station control equipment through a monitoring line, the equipment is normally started and operated, and a data path between the equipment is normal. The station control equipment is responsible for realizing the collection, analysis and forwarding of data, and the station control equipment and the controlled equipment are communicated through an equipment monitoring protocol so as to ensure the accuracy and the high efficiency of the data collection, transmission and analysis.
B. And the station control equipment and the display terminal are deployed in the same local area network. The display terminal runs display terminal software and a data storage unit, the display terminal software is responsible for data graphical display and data statistics, and the data storage unit is responsible for storing acquired data information. The station control equipment and the display terminal are communicated through an internal interface protocol so as to ensure the accuracy and the high efficiency of data transmission.
C. The acquisition enabling and polling frequency of the station control equipment is adjusted through display terminal software deployed on a display terminal, real-time monitoring is carried out on the controlled equipment, and the method specifically comprises the following steps:
and adjusting the acquisition enabling of the station control equipment through display terminal software deployed on the display terminal, and setting the acquisition enabling as a specified parameter for inquiring the specified equipment. Therefore, the monitoring of other equipment can be suspended while the tracking performance can be monitored efficiently and in real time.
The polling frequency of the station control equipment is adjusted through display terminal software deployed on the display terminal, the polling frequency is set to be the fastest inquiry frequency which can be borne by the controlled equipment, and the recommendation period can be set to be 0.5s by combining the factors of the refreshing speed, the equipment number, the data transmission, the waiting time delay and the like of the display terminal.
D. And the acquisition and analysis module of the station control equipment inquires the controlled equipment and receives inquiry response data of the controlled equipment.
In step D, querying the parameters related to the link performance in the controlled device includes: Eb/N0 and voltage of the communication-in-motion antenna, Eb/N0 of service of an FDMA terminal, Eb/N0 of a TDMA terminal and the like, and the station control equipment inquires the equipment parameters.
In the step D, the station control device queries the controlled device by using a polling mechanism, the station control device communicates with the controlled device in a serial transmission manner by asking for a response, meanwhile, the station control device queries the same device at an interval t1 by using a query waiting and timeout retransmission mechanism, waits for a timeout duration t2 t1 x 3 after sending a query command, and if the timeout does not respond, sends the query command for the second time, waits for the timeout, and repeats the query for 3 times without responses to determine that the device is interrupted. The inquiry command and the inquiry response both follow the monitoring protocol between the station control equipment and the controlled equipment.
E. And the acquisition and analysis module of the station control equipment analyzes the query response data of the controlled equipment, and in the process, thread dormancy is not carried out before the analysis queue is emptied for guaranteeing real-time performance.
F. And a data distribution module of the station control equipment reports the analyzed data to a data storage unit of the display terminal and display terminal software, wherein the reporting mechanism comprises a timing reporting mechanism and a change reporting mechanism.
G. And after the data storage unit receives the data, updating the local data, and storing the data into the database after screening processing.
Step G, specifically:
g1, after the data storage unit receives the data, updating the local data;
g2, the data storage unit screens the data, selects the parameter information related to the tracking performance monitoring of the communication-in-motion system, compares the parameter information with the last recorded data, and records the changed data;
g3, device outage or abnormal value case in the middle, the data storage unit records this information in a specified format into the database.
H. And after receiving the data, the display terminal software updates local data, calculates and converts the data into a performance curve view, and visually monitors the current state, the jumping condition and the change trend of the tracking performance of the communication-in-motion system through the performance curve view.
Step H, specifically:
h1, after the display terminal receives the data, updating the local data;
h2, screening data, selecting parameter information related to tracking performance monitoring of the communication-in-motion system, converting the data into points marked in a curve graph, and drawing a curve among multiple points;
h3, adjusting the refresh frequency, and proposing refresh period configuration for 0.5 s;
h4, adjusting the number of points traced in the curve, and recommending to record 1 hour data or trace 3600 points;
h5, a plurality of curves are combined to display and visually monitor the current state, the jump situation and the change trend of the tracking performance of the communication-in-motion system.
I. In display terminal software, through inputting appointed start and end time, querying historical data of the performance parameter recorded in a database, and reducing the historical data into a performance curve in an appointed time period through screening and conversion, quickly backtracking the historical data, and positioning the sent failure time. The statistical query can be matched with a real-time monitoring function to assist station maintenance and rapidly troubleshoot faults.
And completing the tracking performance monitoring in the moving process of the communication-in-motion system.
The embodiments of the invention originally create a method for monitoring the tracking performance of the communication-in-moving system in the moving process, and particularly, the embodiment is used in the communication-in-moving vehicle-mounted station, so that the performance deviation can be accurately monitored in real time on the premise of not influencing communication, the complexity of performance analysis is effectively reduced, and the purpose of quick positioning is achieved.
Those of ordinary skill in the art will understand that: the method for monitoring the tracking performance of the communication-in-motion system during the motion process can be realized by hardware or software related to program instructions, and when the program is executed, the steps comprising the method embodiment are executed.
Finally, it should be noted that: although the present invention has been described in detail with reference to the above embodiments, it will be apparent to those skilled in the art that modifications may be made to the above embodiments, or equivalent substitutions and modifications may be made to other features of the embodiments, and any modifications, equivalents, improvements, etc. within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (7)
1. A method for monitoring tracking performance in a motion process of a communication-in-motion system is realized by data acquisition, analysis and distribution, graphical display and statistical analysis, and is characterized by comprising the following steps:
A. connecting a plurality of controlled devices with the station control device through monitoring lines;
B. the method comprises the steps that station control equipment and a display terminal are deployed in the same local area network;
C. adjusting acquisition enabling and polling frequency of station control equipment through display terminal software deployed on a display terminal, and monitoring the controlled equipment in real time;
D. the acquisition and analysis module of the station control equipment inquires the controlled equipment and receives inquiry response data of the controlled equipment;
E. the acquisition and analysis module of the station control equipment analyzes the query response data of the controlled equipment;
F. the data distribution module of the station control equipment reports the analyzed data to a data storage unit of the display terminal and display terminal software;
G. after the data storage unit receives the data, local data are updated, and the data are stored in a database after being screened; after receiving the data, the display terminal software updates local data, calculates and converts the local data into a performance curve view, and visually monitors the current state, the jumping condition and the change trend of the tracking performance of the communication-in-motion system through the performance curve view;
completing the tracking performance monitoring in the moving process of the communication-in-motion system;
the step C is specifically as follows:
through display terminal, adjust the collection of station accuse equipment and enable, including three kinds of modes: all equipment parameters in the station are normally inquired, all parameters of the specified equipment are inquired, and the specified parameters of the specified equipment are inquired;
through the display terminal, adjust the polling frequency of station control equipment, specifically be: when the station control equipment monitors the equipment, the polling frequency is adjusted within the fastest query frequency range bearable by the equipment, and the most efficient frequency value for equipment polling is found by combining the refreshing speed of the display terminal;
in step G, after the data storage unit receives the data, the local data is updated, and after the data is filtered, the local data is stored in the database, specifically:
g1, after the data storage unit receives the data, updating the local data;
g2, the data storage unit screens the data, selects the parameter information related to the tracking performance monitoring of the communication-in-motion system, compares the parameter information with the last recorded data, and records the changed data;
g3, device interruption or abnormal value condition occurs in the middle, the data storage unit records the information into the database in a specified format;
in step G, after the display terminal software receives the data, updating local data, calculating and converting the local data into a performance curve view, and visually monitoring the current state, the jumping situation and the change trend of the tracking performance of the communication-in-motion system through the performance curve view, wherein the specific steps are as follows:
h1, after the display terminal receives the data, updating the local data;
h2, screening data, selecting parameter information related to tracking performance monitoring of the communication-in-motion system, converting the data into points marked in a curve graph, and drawing a curve among multiple points;
h3, adjusting the refresh frequency;
h4, adjusting the number of the points in the curve;
h5, a plurality of curves are combined to display and visually monitor the current state, the jump situation and the change trend of the tracking performance of the communication-in-motion system.
2. The method for monitoring the tracking performance of the communication-in-motion system in the motion process according to claim 1, wherein: and step A, the station control equipment and the controlled equipment are communicated through an equipment monitoring protocol.
3. The method for monitoring the tracking performance of the communication-in-motion system in the motion process according to claim 1, wherein: and in the step B, the station control equipment and the display terminal are communicated through an internal interface protocol.
4. The method for monitoring the tracking performance of the communication-in-motion system in the motion process according to claim 1, wherein: in the step D, if the controlled equipment is a communication-in-motion antenna controller, the acquisition and analysis module of the station control equipment inquires Eb/N0 and voltage of the communication-in-motion antenna; and if the controlled equipment is channel equipment, the acquisition and analysis module of the station control equipment inquires the service Eb/N0 of the channel equipment.
5. The method for monitoring the tracking performance of the communication-in-motion system in the motion process according to claim 1, wherein: and step E, during data analysis, thread dormancy is not carried out before the analysis queue is emptied.
6. The method for monitoring the tracking performance of the communication-in-motion system in the motion process according to claim 1, wherein: in step F, the data reporting mechanism includes a timing reporting mechanism and a change reporting mechanism.
7. The method for monitoring the tracking performance of the communication-in-motion system in the motion process according to claim 1, wherein: the method also comprises the following steps after the step G: and performing statistical query according to the input time and performance parameters, replaying the change condition of the performance curve in a specified time period, and assisting station type maintenance and rapidly troubleshooting through analysis.
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| CN110533854A (en) * | 2019-08-30 | 2019-12-03 | 中国船舶重工集团公司第七一九研究所 | A kind of warning system of core security and method suitable for marine nuclear facilities |
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