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A personal communications service (PCS) is a type of wireless mobile service with advanced coverage and that delivers services at a more personal level. It generally refers to the modern mobile communication that boosts the capabilities of conventional cellular networks and fixed-line telephony networks as well.
PCS is also known as digital cellular.
A PCS works similarly to a cellular network in basic operations, but requires more service provider infrastructure to cover a wider geographical area. A PCS generally includes the following:
PCS has three broad categories: narrowband, broadband and unlicensed. TDMA, CDMA and GSM, and 2G, 3G and 4G are some of the common technologies that are used to deliver a PCS.