“…In the last 60 years, radars can be classified into surface-based (ground-based and sea-based, including vehicle-borne and ship-based) radar, airborne radar and space-based radar, according to the installation or platform [1,
2]. As a supplemental installation, near-space vehicle-borne radars have ignited great interest for surveillance applications in recent years [
3,
4,
5,
6]. For surveillance purposes, a near-space vehicle-borne radar has many advantages to be addressed:
Compared to a surface-based radar, the near-space vehicle-borne radar has wide coverage, as it is capable of the surveillance of extremely large areas [5,7].
…”