Drones have been widely used in civilian fields since their birth, but also can be used for harm. To combat the threats posed by drone swarms, we must first be able to detect drones swarms. Due to the small size, low flying height and slow flying speed of a single drone in the swarm, it is easy to
Anti -theft management is one of the important tasks of marine fishery breeding. Some seafood breeding cycles, high costs, expensive prices, and difficulty in breeding.Strengthening the protection of anti -theft and personnel of maritime farms is an important measure for the development of modern ma