Method and storage medium for generating optical communication constellation network topology

A technology of network topology and optical communication, applied in the field of optical communication constellation network topology generation method and storage medium, can solve the problem of lack of stable topology structure of optical communication constellation network, achieve good stability and survivability, high communication efficiency, The effect of reducing computational steps

Active Publication Date: 2022-05-31
CENT SOUTH UNIV
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Problems solved by technology

For this reason, the present invention proposes a method for generating an optical communication constellation network topology. The steps of the optical communication constellation network topology generation method are simple, and solve the problem that the lack of an optical communication constellation network is difficult to form a stable topology structure.

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  • Method and storage medium for generating optical communication constellation network topology
  • Method and storage medium for generating optical communication constellation network topology
  • Method and storage medium for generating optical communication constellation network topology

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Embodiment Construction

[0038] The following describes the generation of the optical communication constellation network topology according to the embodiment of the first aspect of the present invention with reference to FIG. 1 to FIG. 2

[0039] The optical communication constellation network topology generation method according to the embodiment of the first aspect of the present invention includes the following steps: selecting

[0041] In order to facilitate the description of the embodiments of the present invention, the following settings are made here:

[0044] c. Each satellite has a limited number of optical transceivers, expressed as degree constraints.

[0048]

[0049]

[0051] In some embodiments of the present invention, the attribute parameters included in the multi-attribute decision weight are: link propagation time, link

[0054] The link lifetime refers to the existence time during which the links established between satellites remain relatively stable. To keep the satellite

[0058] ...

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Abstract

A method for generating an optical communication constellation network topology, comprising the following steps: selecting a constellation with a known operating cycle as the constellation model of the satellite network; dividing an operating cycle of the satellite network into a plurality of time segments, each time segment satellite All links of each satellite in the network remain stable; in each time segment, the multi-attribute decision-making weights of all links of each satellite are calculated, and the link connection status is adjusted according to the size of the multi-attribute decision-making weights. In the embodiment of the present invention, by selecting an appropriate constellation model, the cost of communication and the number of calculation steps can be reduced under the premise of meeting the communication requirements; by dividing the operation cycle into multiple time segments, the satellite network can maintain communication stability within the time segment, It is convenient to establish the topology structure; by using multi-attribute decision-making weights as constraints to establish links, it is convenient for the satellite network to adjust to the best traffic state as possible.

Description

A method for generating an optical communication constellation network topology and a storage medium technical field The invention belongs to satellite communication field, be specifically related to a kind of optical communication constellation network topology generation method and storage medium quality. Background technique Optical communication constellation network (Optical Communication Constellation Network, OCCN) is a A satellite network that uses lasers as the transmission medium for inter-satellite links. Through the establishment of inter-satellite links between satellites, the Information transmission and exchange between stars. Optical communication constellation networks have many advantages, such as lower power consumption and quality requirements, free Licensed spectrum, high bandwidth, etc. As the intermediate node of communication between the ground and the sky, the satellite network undertakes the transmission of a large amount of information, ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): H04L45/02H04L45/12H04L45/121H04L45/125
CPCH04Q11/0062H04B7/18521H04Q2011/009H04Q2011/0086Y02D30/70
Inventor 张金焕谢芳易臻霞龙军
Owner CENT SOUTH UNIV
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