Space-Integrated-Ground Information Networks ›› 2023, Vol. 4 ›› Issue (3): 79-87.doi: 10.11959/j.issn.2096-8930.2023033

• Special Issue: Integrated Terrestrial and Satellite Communication toward 6G • Previous Articles    

Integrated Satellite-Terrestrial Communication Systems:Architectures, Enabling Technologies and Prototype Verification

Rui DING1, Tianhao FANG2, Wenjin WANG2, Yu LIU3, Wei MA4, Yi WAN5   

  1. 1 China Satellite Network Group Co., Ltd., Beijing 100083, China
    2 National Mobile Communications Research Laboratory, Southeast University, Nanjing 210096, China
    3 Peng Cheng Laboratory, Shenzhen 518000, China
    4 Xi'an Institute of Space Radio Technology, Xi'an 710199, China
    5 China Academy of Information and Communications Technology, Beijing 100191, China
  • Revised:2023-09-01 Online:2023-09-01 Published:2023-09-01

Abstract:

The integrated satellite-terrestrial communication system is considered one of the development trends of future communication systems for its ability to provide seamless coverage and service.However, the differences between satellite and terrestrial communication networks, e.g., large propagation delays, large Doppler shifts, and large cell radius, pose challenges to fulfilling integrated satellite-terrestrial communication systems.The network architectures and key enabling technologies were discussed and analyzed and a prototype system for the terrestrial verification of integrated satellite-terrestrial communication systems was proposed.

Key words: integrated satellite-terrestrial communication system, network architecture, air interface, satellite communication

CLC Number: 

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