Space-Integrated-Ground Information Networks ›› 2023, Vol. 4 ›› Issue (3): 99-106.doi: 10.11959/j.issn.2096-8930.2023035

• Studies • Previous Articles    

Key Technologies and Challenges of Satellite Deterministic Network

Ruoyu JI1, Hengsheng ZHANG2, Meihui LIU1, He LI1, Fangmin XU1, Chenglin ZHAO1   

  1. 1 School of Communication and Information Engineering, Beijing University of Posts and Telecommunications, Beijing 100876, China
    2 China Academy of Information and Communications Technology, Beijing 100191, China
  • Revised:2023-04-10 Online:2023-09-01 Published:2023-09-01
  • Supported by:
    The National Natural Science Foundation of China(61971050);The Industrial Internet Innovation Development Project of the Ministry of Industry and Information Technology in 2021(TC210A02K)

Abstract:

Satellite internet is an important means to meet the ubiquitous network access in the future.It has a wide range of application scenarios in disaster prevention, marine operation and scientific research broadband on account of its wide coverage, large communication capacity and global seamless connection.Started from the vision of the deterministic transmission of satellite internet, combined with the existing deterministic network technology, the satellite deterministic network architecture was put forward, and the existing challenges and future development in deterministic access, multi-service differentiation guarantee, dynamic resource allocation and path backup of satellite deterministic network were pointed out.

Key words: satellite internet, deterministic network, network architecture, deterministic access, differentiated guarantee

CLC Number: 

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