See CDMA, LTE, Spectrum Spread

CIMM DEFINITION: A competing wireless technology with CDMA. Technically, GSM is a specification of an entire wireless network infrastructure, while CDMA relates only to the air interface — the radio portion of the technology.

2: The wireless telephone standard in Europe and most of the rest of the world outside North America; also used by T-Mobile and AT&T, among other US operators. (Source: IAB)