空间互联网技术发展现状及趋势

空间互联网技术是人类进行航天测控、导航定位、远洋航行等空间应用的基础支撑,是实现全球互联互通的关键手段。首先介绍了空间互联网的概念及内涵、组成及结构、特点及优势等相关基础知识,接着总结了空间互联网的关键技术,然后阐述了空间互联网的发展现状和面临的问题,最后结合互联网技术发展趋势和航天应用的发展要求,对空间互联网技术的发展趋势进行了展望和预测。

Status Quo and Development Trend of Space Internet Technology

SIT(Space Internet Technology), as a pivotal support for the mankind to carry out the space applications such as TT&C, navigational positioning and oceangoing voyage, is an important means to achieve a globally-connected world. This paper firstly describes the basic knowledge of SIT in terms of concept and connotation, composition and structure, features and advantages, then summarizes the key technologies of SIT and elaborates the status and challenges SIT faced in the process of development, and finally predicts and forecasts the development trend of SIT in accordance with the developments of internet technology and aerospace applications.