The full form of PCN is Personal Communications Network.
PCN refers to an early type of mobile phone system. It was a system designed for connecting mobile phones. The term was particularly prominent in the 1990s and is less commonly used today as mobile technology has evolved.
While PCN specifically means Personal Communications Network, it's worth noting that acronyms can sometimes have multiple meanings depending on the context. However, in the context of telecommunications and mobile networks, Personal Communications Network is the standard interpretation.