CN113346941B - Frequency-orbit database pre-storage compilation method based on system model - Google Patents
Frequency-orbit database pre-storage compilation method based on system model Download PDFInfo
- Publication number
- CN113346941B CN113346941B CN202110615846.6A CN202110615846A CN113346941B CN 113346941 B CN113346941 B CN 113346941B CN 202110615846 A CN202110615846 A CN 202110615846A CN 113346941 B CN113346941 B CN 113346941B
- Authority
- CN
- China
- Prior art keywords
- satellite
- transponder
- polarization
- frequency
- hand
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000004891 communication Methods 0.000 claims abstract description 34
- 238000013507 mapping Methods 0.000 claims abstract description 19
- 230000010287 polarization Effects 0.000 claims description 40
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 3
- 230000008054 signal transmission Effects 0.000 description 2
- 238000013473 artificial intelligence Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
Images
Classifications
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- Aviation & Aerospace Engineering (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Radio Relay Systems (AREA)
Abstract
The invention discloses a frequency-orbit database pre-reserve compiling method based on a system model. The method comprises the following steps: analyzing a satellite communication system model and sorting the work flow of each part in the model; the satellite platform, the antenna beam, the transponder, the earth station and the carrier wave are used as categories to fill in detailed information of each part; performing automatic expansion on the basis of the filled satellite communication system data to optimize declared data; the internal relations between all the repeaters and all the earth stations are arranged, and classified and combined for mapping operation among all the structures; and then associating each transponder under the wave beam with the earth station pair by taking the wave beam as a unit to realize complete storage of the data. The invention reduces the complexity of work and improves the diversity of database reserves by the automatic expansion of the inside and the cross combination of the outside of each component.
Description
Technical Field
The invention relates to the technical field of satellite frequency orbits, in particular to a frequency-orbit database pre-storage compiling method based on a system model.
Background
At present, with the rapid development of technologies such as internet, cloud computing, big data, artificial intelligence, low-orbit constellation and the like, a satellite system has formally advanced into a new global service era with the advantages of large coverage area, long communication distance, large communication capacity, stable circuit, good quality and the like. In order to continuously improve the national competitiveness and actively face the challenges and opportunities of a new era, the primary problem is to strongly promote the occupation of frequency orbit resources, and the key point is to report satellite network data. The existing satellite network data reporting mode is that a reporting person fills and writes a series of satellite network data into SpaceCap software provided by ITU (International telecommunication Union), and generates a file to be submitted to ITU to complete application.
The existing frequency orbit resource declaration is completely filled manually by depending on experts with years of declaration experiences, a declaration talent has no deep knowledge about an actual satellite network, but an actual satellite network user has no declaration experience and needs to learn and declare for a long time, so that the method has low efficiency and is not flexible to use.
Disclosure of Invention
The invention aims to provide a frequency-orbit database pre-reserve compiling method based on a system model, which is simple and convenient to operate, flexible to use and high in efficiency.
The technical solution for realizing the purpose of the invention is as follows: a frequency-orbit database pre-reserve compiling method based on a system model comprises the following steps:
step 3, performing automatic expansion on the basis of the filled satellite communication system data to optimize the declared data;
step 4, sorting the internal relations of all the repeaters and all the earth stations, and classifying and combining the internal relations for mapping operation among all the structures;
and 5, sorting the mapping relations among the satellite network wave beams, the repeaters and the earth stations, combining according to the mapping relations to construct a complete satellite network, and then associating each repeater under the wave beams with the earth station pair by taking the wave beams as a unit to realize complete storage of data.
Further, the satellite communication system model in step 1 includes a satellite platform, a payload, an earth station, and a carrier, wherein:
the effective load is a core part of the satellite and comprises an antenna beam and a transponder, the antenna beam receives an uplink signal and then transmits the uplink signal to the transponder, and the uplink signal is transmitted by the antenna beam after being processed and forwarded or transparently forwarded to complete signal transmission;
the earth station realizes the access, modulation and demodulation of ground services and the transmission and reception of signals;
the carrier wave is the physical basis and carrier vehicle for transmitting information and is used for realizing communication between the ground and the satellite.
Further, step 2 is to take the satellite platform, the antenna beam, the transponder, the earth station and the carrier wave as classifications, and fill in detailed information of each part, as shown in table 1:
TABLE 1 satellite communication system information sheet
Further, step 3 is to perform automatic expansion based on the filled satellite communication system data to optimize the declared data, which is specifically as follows:
on one hand, for each transponder group, when the polarization is right-hand circular polarization or left-hand polarization, the data is copied, the polarization is correspondingly changed into left-hand polarization or right-hand polarization, a new transponder is created, and similarly, left-hand oblique polarization and right-hand oblique polarization, horizontal polarization and vertical linear polarization are also processed in the same way;
on the other hand, more central frequency points are reported as far as possible for each transponder group, namely, a group of central frequency points are generated by automatically taking the lowest central frequency as the minimum value, the highest central frequency as the maximum value and the frequency band bandwidth of the transponder as a stepping value.
Further, step 4, the internal relations between all repeaters and all earth stations are sorted, categorized and combined for mapping operations between structures, which is specifically as follows:
and (3) arranging the relation among the components of the satellite communication system, mapping and combining to construct a complete communication satellite system: firstly, searching repeaters with the same bandwidth, station type and service property, and classifying the repeaters into a set; meanwhile, the earth stations with the same station type and service property are searched and grouped into the same set; then, the earth stations with the same maximum homopolar gain and beam width are searched in each set of earth stations and classified into a new set.
Compared with the prior art, the invention has the remarkable advantages that: (1) The frequency-orbit database pre-storing method provided by the invention is more in line with the use habit of frequency-orbit resource operators, and not only reduces the complexity of work, but also improves the diversity of database storage through the automatic expansion inside each component and the cross combination outside each component; (2) The method has the advantages of simple and convenient operation, flexible use and high efficiency, and has important significance for the pre-storage of the frequency-orbit database in China.
Drawings
Fig. 1 is a schematic diagram of a satellite communication system architecture in accordance with the present invention.
Figure 2 is a schematic diagram of satellite transponder and earth station categorization.
Fig. 3 is a schematic diagram of a satellite network construction process.
Detailed Description
The invention relates to a frequency-orbit database pre-reserve compiling method based on a system model, which comprises the following steps:
step 3, performing automatic expansion on the basis of the filled satellite communication system data to optimize declared data;
step 4, sorting the internal relations between all the repeaters and all the earth stations, and classifying and combining the internal relations for mapping operation among all the structures;
and 5, sorting the mapping relations among the satellite network wave beams, the repeaters and the earth stations, combining according to the mapping relations to construct a complete satellite network, and then associating each repeater under the wave beams with the earth station pair by taking the wave beams as a unit to realize complete storage of data.
Further, the satellite communication system model in step 1 includes a satellite platform, a payload, an earth station, and a carrier, wherein:
the effective load is the core part of the satellite and comprises an antenna beam and a transponder, the antenna beam receives the uplink signal and then transmits the uplink signal to the transponder, and the uplink signal is transmitted by the antenna beam after being processed and forwarded or transparently forwarded to complete the transmission of the signal;
the earth station realizes the access, modulation and demodulation of ground services and the transmission and reception of signals;
the carrier wave is the physical basis and carrier vehicle for transmitting information and is used for realizing communication between the ground and the satellite.
Further, step 3, performing automatic expansion on the basis of the filled satellite communication system data to optimize the declared data, specifically as follows:
on one hand, for each transponder group, when the polarization is right-hand circular polarization or left-hand polarization, the data is copied, the polarization is correspondingly changed into left-hand polarization or right-hand polarization, a new transponder is created, and similarly, left-hand oblique polarization, right-hand oblique polarization, horizontal polarization and vertical linear polarization are also processed in the same way;
on the other hand, for each transponder group, more central frequency points are declared as much as possible, namely, a group of central frequency points are generated by automatically taking the lowest central frequency as the minimum value, taking the highest central frequency as the maximum value and taking the transponder frequency band bandwidth as the stepping value.
Further, step 4, the internal relations between all repeaters and all earth stations are sorted, categorized and combined for mapping operations between structures, which is specifically as follows:
and (3) arranging the relation among the components of the satellite communication system, mapping and combining to construct a complete communication satellite system: firstly, searching repeaters with the same bandwidth, station type and service property, and classifying the repeaters into a set; meanwhile, searching earth stations with the same station type and service property, and grouping the earth stations into the same set; then, the earth stations with the same maximum homopolar gain and beam width are searched in each set of earth stations and are classified into a new set.
The invention is described in further detail below with reference to the figures and the embodiments.
Examples
The invention relates to a frequency-orbit database pre-reserve compiling method based on a system model, which comprises the following steps of:
And 2, classifying by using a satellite platform, antenna beams, a transponder, an earth station and carrier waves, and filling detailed information of each part to complete satellite communication system data, wherein the table 1 shows the detailed information.
TABLE 1 satellite communication system information sheet
And 3, performing automatic expansion on the basis of the filled satellite communication system data, and improving the declared data to achieve optimization. On one hand, for each transponder group, when the polarization is right-hand circular polarization (or left-hand polarization), the data is copied, the polarization is changed into left-hand polarization (or right-hand polarization), a new transponder is created, and similarly, left-hand oblique polarization and right-hand oblique polarization, horizontal polarization and vertical linear polarization are processed in the same way; on the other hand, for each transponder group, more central frequency points are reported as more conveniently as possible, namely, a group of central frequency points are generated by automatically taking the lowest central frequency as the minimum value, the highest central frequency as the maximum value and the frequency band bandwidth of the transponder as a stepping value.
And 4, as shown in fig. 2, sorting the connections among the components of the satellite communication system, and mapping and combining the connections to construct a complete communication satellite system. The method comprises the steps of firstly searching repeaters with the same bandwidth, station type and service property, classifying the repeaters into a set, simultaneously searching earth stations with the same station type and service property, classifying the earth stations into the same set, and then searching earth stations with the same maximum homopolarization gain and beam width in each set of the earth stations, and classifying the earth stations into a new set.
And 5, as shown in fig. 3, sorting the mapping relations among the satellite network beams, the repeaters and the earth stations, combining the mapping relations, and then respectively storing each repeater and earth station pair under the beams by taking the beams as a unit to construct a complete satellite network.
In conclusion, the frequency-orbit database pre-storage method provided by the invention is more in line with the use habit of frequency-orbit resource operators, not only reduces the complexity of work, but also improves the diversity of database storage through the internal automatic expansion and external cross combination of all the components, and has important significance for the pre-storage of the frequency-orbit database in China.
Claims (4)
1. A frequency-orbit database pre-reserve compiling method based on a system model is characterized by comprising the following steps:
step 1, analyzing a satellite communication system model and sorting the work flow of each part in the model;
step 2, filling detailed information of each part by taking a satellite platform, an antenna beam, a transponder, an earth station and a carrier wave as classifications;
and 3, performing automatic expansion on the basis of the filled satellite communication system data to optimize the declared data, wherein the method specifically comprises the following steps:
on one hand, for each transponder group, when the polarization is right-hand circular polarization or left-hand polarization, the data is copied, the polarization is correspondingly changed into left-hand polarization or right-hand polarization, a new transponder is created, and similarly, left-hand oblique polarization and right-hand oblique polarization, horizontal polarization and vertical linear polarization are also processed in the same way;
on the other hand, as for each transponder group, more central frequency points are reported as far as possible, namely, a group of central frequency points are generated by automatically taking the lowest central frequency as the minimum value, the highest central frequency as the maximum value and the transponder frequency band bandwidth as the stepping value;
step 4, sorting the internal relations of all the repeaters and all the earth stations, and classifying and combining the internal relations for mapping operation among all the structures;
and 5, sorting mapping relations among satellite network beams, transponders and earth stations, combining according to the mapping relations to construct a complete satellite network, and associating each transponder and earth station pair under the beams by taking the beams as a unit to realize complete storage of data.
2. The system model-based frequency-orbit database pre-reserve compilation method of claim 1, wherein the satellite communication system model in step 1 comprises a satellite platform, a payload, an earth station and a carrier, wherein:
the effective load is the core part of the satellite and comprises an antenna beam and a transponder, the antenna beam receives the uplink signal and then transmits the uplink signal to the transponder, and the uplink signal is transmitted by the antenna beam after being processed and forwarded or transparently forwarded to complete the transmission of the signal;
the earth station realizes the access, modulation and demodulation of ground services and the transmission and reception of signals;
the carrier wave is the physical basis and carrier vehicle for transmitting information and is used for realizing communication between the ground and the satellite.
3. The method for pre-stocking frequency-orbit database based on system model according to claim 1, wherein step 2 is to fill in detailed information of each part by classifying satellite platform, antenna beam, transponder, earth station and carrier, as shown in table 1:
TABLE 1 satellite communication system information sheet
4. The method for pre-stocking and compiling frequency-orbit database based on system model according to claim 1, wherein step 4 is to arrange and classify all internal connections of repeaters and all earth stations for mapping operation between structures, and specifically comprises the following steps:
and (3) sorting the relation among all components of the satellite communication system, mapping and combining to construct a complete communication satellite system: firstly, searching repeaters with the same bandwidth, station type and service property, and classifying the repeaters into a set; meanwhile, the earth stations with the same station type and service property are searched and grouped into the same set; then, the earth stations with the same maximum homopolar gain and beam width are searched in each set of earth stations and classified into a new set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110615846.6A CN113346941B (en) | 2021-06-02 | 2021-06-02 | Frequency-orbit database pre-storage compilation method based on system model |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110615846.6A CN113346941B (en) | 2021-06-02 | 2021-06-02 | Frequency-orbit database pre-storage compilation method based on system model |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113346941A CN113346941A (en) | 2021-09-03 |
| CN113346941B true CN113346941B (en) | 2023-04-14 |
Family
ID=77475076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110615846.6A Active CN113346941B (en) | 2021-06-02 | 2021-06-02 | Frequency-orbit database pre-storage compilation method based on system model |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113346941B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108761504A (en) * | 2018-04-04 | 2018-11-06 | 南京航空航天大学 | Low rail navigation enhancing satellite system |
| CN112633564A (en) * | 2020-12-14 | 2021-04-09 | 航天科工空间工程发展有限公司 | GEO satellite frequency orbit selection rationality evaluation improvement method |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10242895A (en) * | 1997-02-26 | 1998-09-11 | Fujitsu Ltd | Earth station device of satellite communication system, and its mobile terminal station device |
| US9116988B2 (en) * | 2010-10-20 | 2015-08-25 | Apple Inc. | Temporal metadata track |
| CN102523032B (en) * | 2011-12-08 | 2014-10-08 | 中国空间技术研究院 | Method for determining orbit position of geosynchronous earth orbit satellite |
| CN103631778B (en) * | 2012-08-21 | 2016-12-21 | 南京大学 | Map based on data and the visual satellite rail position management method of B/S framework |
| CN109660772B (en) * | 2018-12-10 | 2020-09-18 | 航天恒星科技有限公司 | Comprehensive management system for realizing satellite transmission of broadcast television |
| CN111313955B (en) * | 2020-02-10 | 2020-09-15 | 军事科学院系统工程研究院网络信息研究所 | Method for acquiring and displaying satellite communication resource state |
| CN112835868A (en) * | 2021-01-11 | 2021-05-25 | 北京新星宇航科技有限公司 | Method for constructing space frequency track resource comprehensive database |
| CN112882071B (en) * | 2021-01-11 | 2024-02-27 | 北京新星宇航科技有限公司 | Automatic selection method for network orbit position of static orbit satellite |
-
2021
- 2021-06-02 CN CN202110615846.6A patent/CN113346941B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108761504A (en) * | 2018-04-04 | 2018-11-06 | 南京航空航天大学 | Low rail navigation enhancing satellite system |
| CN112633564A (en) * | 2020-12-14 | 2021-04-09 | 航天科工空间工程发展有限公司 | GEO satellite frequency orbit selection rationality evaluation improvement method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113346941A (en) | 2021-09-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US12108283B2 (en) | Hierarchical network operation and resource control system and method for mega satellite constellations | |
| Wang et al. | Holistic service-based architecture for space-air-ground integrated network for 5G-advanced and beyond | |
| Guidotti et al. | The path to 5G-advanced and 6G non-terrestrial network systems | |
| Lagunas et al. | Carrier allocation for hybrid satellite-terrestrial backhaul networks | |
| Zheng et al. | LEO satellite channel allocation scheme based on reinforcement learning | |
| Wei et al. | Resource scheduling and offloading strategy based on LEO satellite edge computing | |
| Plastras et al. | Non-Terrestrial Networks for Energy-Efficient Connectivity of Remote IoT Devices in the 6G Era: A Survey | |
| US12108322B2 (en) | Method for enhancing network coverage based on adaptive generation of resource cell | |
| CN117220761B (en) | Double-layer maritime satellite communication constellation multi-task efficiency evaluation method and system | |
| CN115361051A (en) | Frequency sharing analysis system for large-scale space internet constellation | |
| CN113346941B (en) | Frequency-orbit database pre-storage compilation method based on system model | |
| CN117614520A (en) | Method for optimizing large-scale MIMO (multiple input multiple output) resources by removing cells based on unmanned aerial vehicle-satellite cooperation | |
| US11515934B2 (en) | Method and device for determining sending parameters of terminal | |
| CN114157334A (en) | Satellite communication access system and transmission analysis method | |
| CN107124726B (en) | Multi-beam GEO system access control method based on maximized throughput | |
| CN108900325A (en) | A kind of suitability appraisal procedure of energy communication service and wireless private network technology | |
| Xia et al. | Optimal Selection Mechanism of Short Message Terminal for" Beidou-3" | |
| EP3863193A1 (en) | Adaptive self-optimizing network using closed-loop feedback | |
| CN110856193A (en) | Relay communication system and communication method based on spatial information network | |
| CN110167144A (en) | A kind of terminal association and wireless backhaul method for allocating bandwidth resources, device and storage medium | |
| LU506632B1 (en) | Wireless coverage extension method and system for unmanned aerial vehicle assisted terrestrial base station | |
| CN114710195B (en) | Low-orbit satellite energy-efficient resource allocation method based on beam hopping technology | |
| Liu | Research on Selection Scheme for Integrated Satellite-terrestrial Networks | |
| De Filippo et al. | Non-Uniform User Distribution in Non-Terrestrial Networks with Application to User Scheduling | |
| CN118282574A (en) | Voice processing method, device and storage medium |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |