Development and Trend of Space-based Information Network

Abstract

With the development of space-based technology, the construction of the space-based network has been into a period of major change, countries are putting forward their own space-based network and getting them off the ground. This paper analyzes the space-based network development situation, introducing the SCaN network in the United States, Europe ISICOM plan and the development of China's SGIN, discussing the trend of the development of the space-based information network. At present, the construction of space-based network is still based on the foundation network as the core, the space-based system as the expansion, based on the communication interruption satellite, gradually evolves into the space-based network, in the future it will integrate the space-based navigation, space-based information acquisition to form a space-based integrated information network.