It is based on mobile cellular network V2X communication technology, like mobile phones connected to 3G/4G. LTE V2X defines two communication modes for vehicle applications: LTE-V-Cell and LTE-V-Direct. Centralized, also known as cellular, requires a base station as a control center. Distributed is also called direct pass without base station as support.
The arrival of 5G is not only a revolutionary storm for mobile phones, but also the most critical step for LTE V2X. In the 5G era, besides the fast download speed, the most important point is the short delay. The powerful communication capability of 5G can make the car run safer and more efficiently.