CN116865841A - Satellite number exchange method based on satellite base station - Google Patents
Satellite number exchange method based on satellite base station Download PDFInfo
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- CN116865841A CN116865841A CN202311132607.0A CN202311132607A CN116865841A CN 116865841 A CN116865841 A CN 116865841A CN 202311132607 A CN202311132607 A CN 202311132607A CN 116865841 A CN116865841 A CN 116865841A
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- satellite
- base station
- satellite base
- method based
- exchange method
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- 238000000034 method Methods 0.000 title claims abstract description 41
- 230000004044 response Effects 0.000 claims abstract description 20
- 230000011664 signaling Effects 0.000 claims abstract description 15
- 230000008569 process Effects 0.000 claims abstract description 12
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 6
- 230000000694 effects Effects 0.000 claims description 4
- 238000004891 communication Methods 0.000 abstract description 7
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
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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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/02—Arrangements for optimising operational condition
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0011—Control or signalling for completing the hand-off for data sessions of end-to-end connection
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0083—Determination of parameters used for hand-off, e.g. generation or modification of neighbour cell lists
- H04W36/00835—Determination of neighbour cell lists
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/34—Reselection control
- H04W36/36—Reselection control by user or terminal equipment
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/04—Large scale networks; Deep hierarchical networks
- H04W84/06—Airborne or Satellite Networks
Abstract
The invention aims to provide a satellite number exchange method based on a satellite base station, which is characterized in that a satellite number field is added in Xn setup request and Xn setup response signaling, the satellite number field carries the satellite number of the own satellite base station, two Xn setup request and Xn setup response signaling are interacted by adjacent satellite base stations, the establishment of XN links is finished through negotiation, and the function of bidirectional configuration of the satellite numbers of the adjacent satellite base stations is realized in the process of XN links. The invention can automatically interact satellite numbers in the XN link establishment process, avoids the problems of trouble of manual configuration and inflexibility of configuration, improves the communication efficiency and reliability between satellite base stations, reduces manual intervention, ensures that satellite communication is more intelligent and automatic, and reduces operation cost and maintenance cost.
Description
Technical Field
The invention relates to the technical field of satellite base stations, in particular to a satellite number exchange method based on a satellite base station.
Background
Each running satellite base station is configured with a unique satellite number of the whole network, the satellite number plays a key role in the satellite base station, when the running orbit and the position of the satellite are required to be known, the ephemeris of the current satellite can be obtained only by inquiring the ephemeris of the whole network through the satellite number of the satellite base station, and the running height and the position of the current satellite can be known by knowing the ephemeris, so that the follow-up related functions of the satellite base station are realized.
In the process of XN switching between a service satellite base station and an adjacent satellite base station, the positions of the service satellite base station, the adjacent satellite base station and a terminal are required to be known, so that the terminal is required to switch to the satellite base station, the satellite numbers of the adjacent satellite base station are required to be known by the service satellite base station, the ephemeris of the adjacent satellite base station is obtained, the pitch angles of the service satellite base station, the adjacent satellite base station and the terminal are calculated through the ephemeris, the satellite base station with the best service position is found, and a switching request message is initiated to the satellite base station, but according to the existing related protocol, no related signaling between the satellite base stations can interact with the satellite numbers, and only the satellite numbers of the adjacent satellite base station of the local satellite base station can be manually configured by planning in advance, so that after the satellite numbers of the adjacent satellite base station are changed, the configuration of other related base stations is required to be manually modified, and the problems of inflexibility and difficult maintenance of the satellite base station configuration are caused.
Disclosure of Invention
Aiming at the problems that after the satellite number of the satellite base station is changed, the adjacent satellite does not have a method for automatically acquiring the satellite number, so that the configuration of the satellite base station is inflexible and difficult to maintain, the invention provides a satellite number exchange method based on the satellite base station.
A satellite number exchange method based on satellite base station adds satellite number field in Xn setup request and Xn setup response signaling, carrying satellite number of own satellite base station, adjacent satellite base station interacts two Xn setup request and Xn setup response signaling, negotiates to complete XN link establishment, and realizes function of two-way configuration satellite number of adjacent satellite base station in XN link process.
Further, a satellite number exchange method based on a satellite base station, wherein the step of realizing bidirectional configuration of satellite numbers of adjacent satellite base stations comprises the following steps:
s1: an XN link is established between the satellite base station A and the satellite base station B;
s2: the satellite base station B is used as a server;
s3: the satellite base station A is used as a client;
s4: the satellite base station A sends a message to the satellite base station B;
s5: the satellite base station B receives the message sent by the satellite base station A;
s6: the satellite base station A stores the satellite number B, and the satellite base station B stores the satellite number A.
Further, a satellite number exchange method based on a satellite base station, the S1 further includes the following sub-steps:
s11: configuring the IP address and port of the base station terminal on the satellite base station A and the satellite base station B;
s12: configuring IP addresses and ports of opposite ends to be connected on a satellite base station A and a satellite base station B;
s13: the satellite numbers of the respective satellites are arranged in the satellite base station a and the satellite base station B.
Further, a satellite number exchange method based on a satellite base station, the step S2 further includes the following sub-steps:
s21: after the configuration of the B parameters of the satellite base station is completed, a socket port of the satellite base station is established;
s22: the satellite base station B invokes the system listen interface to listen for messages on the ports.
Further, a satellite number exchange method based on a satellite base station, the step S3 further includes the following sub-steps:
s31: after the satellite base station A parameter configuration is completed, a socket port of the satellite base station A parameter configuration is established;
s32: the satellite base station A calls a system connection interface to connect with a service port of the satellite base station B:
if the connection is successful, entering an application layer negotiation;
if the connection fails, the process jumps back to step S1.
Further, a satellite number exchange method based on a satellite base station, the step S4 further includes the following sub-steps:
s41: the Xn setup request message carries a local satellite number A configured by the satellite base station A;
s42: satellite base station a sends an Xn setup request message to satellite base station B.
Further, a satellite number exchange method based on a satellite base station, the step S5 further includes the following sub-steps:
s51: the satellite base station B receives the Xn setup request message;
s52: xn setup response message carries the local satellite number B configured by satellite base station B;
s53: satellite base station B returns Xn setup response message to satellite base station a;
s54: after receiving Xn setup response message, satellite base station A completes negotiation setup of XN links at both ends, and takes effect of XN links.
Further, a satellite number exchange method based on a satellite base station, the step S6 further includes the following sub-steps:
s61: the satellite base station A stores the received satellite number B into own neighbor cell configuration;
s62: the satellite base station B stores the received satellite number A into own neighbor cell configuration;
s63: the function of bi-directionally configuring satellite numbers is completed.
Further, according to the satellite number exchange method based on the satellite base station, after the function of bidirectional configuration of satellite numbers of adjacent satellite base stations is achieved, XN switching is performed subsequently, ephemeris of each satellite base station is obtained according to the satellite numbers of each adjacent satellite base station stored in adjacent cell configuration, pitch angles of service and adjacent satellite base stations and terminals are calculated, a target satellite base station with the best pitch angle is obtained, a switching request message is initiated to the target satellite base station, and the XN switching function of the terminal is achieved.
The invention has the beneficial effects that: through the satellite number exchange method based on the satellite base stations, the satellite numbers are interacted automatically in the XN link establishment process, the problems of trouble of manual configuration and inflexibility in configuration are avoided, the communication efficiency and reliability between the satellite base stations are improved, and meanwhile, new technological breakthroughs are brought to the development of the satellite communication field.
Drawings
Fig. 1 is a flow chart of the present invention.
Fig. 2 is an Xn Setup Request signaling diagram.
Fig. 3 is a Xn Setup Response signaling diagram.
Detailed Description
For a clearer understanding of technical features, objects, and effects of the present invention, a specific embodiment of the present invention will be described with reference to the accompanying drawings.
As shown in figure 1, a satellite number exchange method based on a satellite base station adds a satellite number field in Xn setup request and Xn setup response signaling, carries the satellite number of the own satellite base station, and adjacent satellite base stations interact two Xn setup request and Xn setup response signaling to negotiate to complete the establishment of XN links, and in the process of XN links, the function of bidirectional configuration of the satellite numbers of the adjacent satellite base stations is realized.
The method for realizing the two-way configuration of the satellite numbers of the adjacent satellite base stations comprises the following steps:
s1: an XN link is established between the satellite base station A and the satellite base station B;
s2: the satellite base station B is used as a server;
s3: the satellite base station A is used as a client;
s4: the satellite base station A sends a message to the satellite base station B;
s5: the satellite base station B receives the message sent by the satellite base station A;
s6: the satellite base station A stores the satellite number B, and the satellite base station B stores the satellite number A.
S1 further comprises the sub-steps of:
s11: configuring the IP address and port of the base station terminal on the satellite base station A and the satellite base station B;
s12: configuring IP addresses and ports of opposite ends to be connected on a satellite base station A and a satellite base station B;
s13: the satellite numbers of the respective satellites are arranged in the satellite base station a and the satellite base station B.
S2 further comprises the sub-steps of:
s21: after the configuration of the B parameters of the satellite base station is completed, a socket port of the satellite base station is established;
s22: the satellite base station B invokes the system listen interface to listen for messages on the ports.
S3 further comprises the sub-steps of:
s31: after the satellite base station A parameter configuration is completed, a socket port of the satellite base station A parameter configuration is established;
s32: the satellite base station A calls a system connection interface to connect with a service port of the satellite base station B:
if the connection is successful, entering an application layer negotiation;
if the connection fails, the process jumps back to step S1.
S4 further comprises the sub-steps of:
s41: the Xn setup request message carries a local satellite number A configured by the satellite base station A;
s42: satellite base station a sends an Xn setup request message to satellite base station B.
S5 further comprises the sub-steps of:
s51: the satellite base station B receives the Xn setup request message;
s52: xn setup response message carries the local satellite number B configured by satellite base station B;
s53: satellite base station B returns Xn setup response message to satellite base station a;
s54: after receiving Xn setup response message, satellite base station A completes negotiation setup of XN links at both ends, and takes effect of XN links.
S6 further comprises the sub-steps of:
s61: the satellite base station A stores the received satellite number B into own neighbor cell configuration;
s62: the satellite base station B stores the received satellite number A into own neighbor cell configuration;
s63: the function of bi-directionally configuring satellite numbers is completed.
As shown in fig. 2, in 3gpp 38.423 protocol, XN interface signaling is defined, when the Satellite base station is in the stage of establishing and negotiating an XN link, XN setup request and Xn setup response signaling are to be interacted between the Satellite base station a and the Satellite base station B, and in XN setup request signaling, a Satellite number cell Satellite ID is added, carrying the Satellite number of the Satellite base station a.
As shown in fig. 2, a Satellite number cell Satellite ID is added in the Xn setup response signaling, and carries the Satellite number of the Satellite base station B adjacent to the Satellite base station a, so that the function of bi-directionally configuring the Satellite numbers between the Satellite base stations is realized in the process of establishing the XN link.
According to the scheme, through the satellite number exchange method based on the satellite base stations, automatic interaction of satellite numbers is realized in the XN link establishment process between the satellite base stations, the problems of trouble and inflexibility in manual configuration of the satellite numbers are avoided, and meanwhile, the communication efficiency and reliability between the satellite base stations are improved; the method can be widely applied to the field of satellite communication, and is more convenient and quicker to operate particularly when terminal switching is performed among satellite base stations; manual intervention is reduced, satellite communication is more intelligent and automatic, and operation cost and maintenance cost are reduced.
The foregoing has shown and described the basic principles and main features of the present invention and the advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. A satellite number exchange method based on a satellite base station is characterized in that a satellite number field is added in Xn setup request and Xn setup response signaling, the satellite number field carries the satellite number of the own satellite base station, two Xn setup request and Xn setup response signaling are interacted by adjacent satellite base stations, the establishment of XN links is finished through negotiation, and the function of bidirectional configuration of the satellite numbers of the adjacent satellite base stations is realized in the process of XN links.
2. The satellite number exchange method based on the satellite base station according to claim 1, wherein the step of implementing the two-way configuration of satellite numbers of the adjacent satellite base station is:
s1: an XN link is established between the satellite base station A and the satellite base station B;
s2: the satellite base station B is used as a server;
s3: the satellite base station A is used as a client;
s4: the satellite base station A sends a message to the satellite base station B;
s5: the satellite base station B receives the message sent by the satellite base station A;
s6: the satellite base station A stores the satellite number B, and the satellite base station B stores the satellite number A.
3. The satellite number exchange method based on the satellite base station according to claim 2, wherein the step S1 further comprises the sub-steps of:
s11: configuring the IP address and port of the base station terminal on the satellite base station A and the satellite base station B;
s12: configuring IP addresses and ports of opposite ends to be connected on a satellite base station A and a satellite base station B;
s13: the satellite numbers of the respective satellites are arranged in the satellite base station a and the satellite base station B.
4. The satellite number exchange method based on the satellite base station according to claim 2, wherein said S2 further comprises the sub-steps of:
s21: after the configuration of the B parameters of the satellite base station is completed, a socket port of the satellite base station is established;
s22: the satellite base station B invokes the system listen interface to listen for messages on the ports.
5. The satellite number exchange method based on the satellite base station according to claim 2, wherein said S3 further comprises the substeps of:
s31: after the satellite base station A parameter configuration is completed, a socket port of the satellite base station A parameter configuration is established;
s32: the satellite base station A calls a system connection interface to connect with a service port of the satellite base station B:
if the connection is successful, entering an application layer negotiation;
if the connection fails, the process jumps back to step S1.
6. The satellite number exchange method based on the satellite base station according to claim 2, wherein said S4 further comprises the sub-steps of:
s41: the Xn setup request message carries a local satellite number A configured by the satellite base station A;
s42: satellite base station a sends an Xn setup request message to satellite base station B.
7. The satellite number exchange method based on the satellite base station according to claim 2, wherein said S5 further comprises the substeps of:
s51: the satellite base station B receives the Xn setup request message;
s52: xn setup response message carries the local satellite number B configured by satellite base station B;
s53: satellite base station B returns Xn setup response message to satellite base station a;
s54: after receiving Xn setup response message, satellite base station A completes negotiation setup of XN links at both ends, and takes effect of XN links.
8. The satellite number exchange method based on the satellite base station according to claim 2, wherein said S6 further comprises the sub-steps of:
s61: the satellite base station A stores the received satellite number B into own neighbor cell configuration;
s62: the satellite base station B stores the received satellite number A into own neighbor cell configuration;
s63: the function of bi-directionally configuring satellite numbers is completed.
9. The satellite number exchange method based on the satellite base station according to claim 1, wherein after the function of bidirectional configuration of satellite numbers of adjacent satellite base stations is achieved, subsequent XN switching occurs, ephemeris of each satellite base station is obtained according to the satellite numbers of each adjacent satellite base station stored in the adjacent cell configuration, pitch angles of service and adjacent satellite base stations and terminals are calculated, a target satellite base station of the pitch angle is obtained, a switching request message is initiated to the target satellite base station, and the XN switching function of the terminals is achieved.
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| CN202311132607.0A CN116865841A (en) | 2023-09-05 | 2023-09-05 | Satellite number exchange method based on satellite base station |
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| CN202311132607.0A CN116865841A (en) | 2023-09-05 | 2023-09-05 | Satellite number exchange method based on satellite base station |
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| US20200178135A1 (en) * | 2018-12-03 | 2020-06-04 | Electronics And Telecommunications Research Institute | Method for handover in non-terrestrial network, and apparatus for the same |
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| CN111629400A (en) * | 2019-02-27 | 2020-09-04 | 华为技术有限公司 | Method, device and system for satellite cooperative communication |
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-
2023
- 2023-09-05 CN CN202311132607.0A patent/CN116865841A/en active Pending
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