C-Band - C-Band is the first frequency band allocated for commercial communications via satellites. Its notoriety elevated in February 2020 as the FCC assigned the 3.7-3.98 GHz C-Band frequencies for wireless usage which will assist US Carriers in deploying 5G networks.

Cell on Wheels (COW) - Cell on Wheels is a mobile cell tower on wheels, commonly on a trailer, that is ideal for temporary solutions such as outdoor private network testing, emergency scenarios, sporting and outdoor events.

Centralized Radio Access Network (C-RAN) - Also sometimes referred to as Cloud-RAN, is a centralized, cloud computing architecture for radio access networks (RAN) which has increased flexibility and greater scalability.

Centralized Unit (CU) - CU is a 5G term to describe the centralized unit which facilitates Radio Resource Control (RRC) functions, data transfer, compression, ciphering, and integrity protection layers of the gNB.

Citizens Broadband Radio Service (CBRS) - CBRS refers to 150 MHz of spectrum in the range of 3550 MHz to 3700 MHz in the United States of America. As designated by the Federal Communications Commission (FCC) this radio service is agnostic to technology and shared amongst incumbent license holders, priority access license holders and general authorized access users.