WIRELESS WIDE AREA NETWORK (WWAN)
WWAN stands for Wireless Wide Area Network, i.e. a large wireless network that can be used to connect mobile devices to the Internet. Compared to WLAN, the WWAN can cover greater ranges in the open air and is operated by cell phone providers via cell phone masts. The generic term WWAN also covers radio network types such as GSM, UMTS and LTE.