Single-joint bionic underwater visible light communication unmanned underwater vehicle, system and control method

The invention discloses a single-joint bionic underwater visible light communication unmanned underwater vehicle, system and control method, and the underwater vehicle comprises a transparent hemispherical front cover, a transparent cylindrical cabin, a ballast tank, a water pump, single-joint bionic fins, a camera, a processor, a controller, a steering engine assembly and a communication assembly. The communication assembly comprises a plurality of visible light communication assemblies which are distributed and installed in the transparent cylindrical cabin body. The underwater vehicle is provided with the combination of the single-joint bionic propellers and the ballast tanks, operation such as advancing, left-right turning and turning around can be achieved on the same horizontal plane, the underwater vehicle is in a low-noise state all the time in the movement process, and by means of the visible light wireless communication technology, the underwater vehicle can be driven by the underwater vehicle witho