Global Navigation Satellite System (GNSS) is a complicated system usin g satellite positioning techniques to provide users with accurate and timely nav igation information,which has the tremendous application value in the field of air traffic control, marine Navigation and military affairs, and so on. At prese nt, the uppermost supplier in the world is the United States. Though there are s ome international legal documents, we can only rely on the domestic laws of some countries and international co-operation to regulate and manage GNSS because t he legal frame has not been established hitherto. Several GNSS system may coexis t in the future also increasing the difficulties for establishing the legal fram e of GNSS inevitably.
戚永亮. 全球导航卫星系统及其相关法律问题研究[J]. 北京航空航天大学学报（社会科学版）, 2006, 19(4): 42-47.
QI Yong-liang. Research on Global Navigation Satellite System and Its Legal Issues. JOURNAL OF BEIJING UNIVERSITY OF AERONAUTICS AND A, 2006, 19(4): 42-47.