Integrated Circuit Card IDentifier A globally-unique number (electronic serial number) that identifies a SIM card. See: SIM SIM cards contain several such unique, identifying numbers in electronic mem [..]

The geographic area within which a carrier provides service. The area within which a phone will complete calls using that carrier's network, or partner networks.

A type of touch screen (or other fixed surface) that is optimized for operation by human finger, as opposed to a stylus. See: Touch Screen See: Capacitive Touch See: Stylus

Orthogonal Frequency Division Multiplexing OFDM is a technology used to compress a large amount of data into a small amount of bandwidth. This is done by dividing a large amount of data into smaller c [..]

(Exchange)

QWERTY is a standard layout for letter keys on text keyboards and thumboards. Originally created for typewriters, it is currently the layout found on most english-language computer keyboards. It is na [..]

Simultaneous Voice and LTE (Long Term Evolution) A protocol and technical standard that allows a phone to use both voice and data networks at the same time. Specifically, when the voice network is CDM [..]

A brand of predictive text entry software. See: Predictive Text Entry

Tri-mode designates a phone that supports three specific combinations of frequency band and technology (modes). Currently, the most common type of tri-mode phone in North America is one that supports [..]

(Home Location Register)