Mobile Computing Definitions

FaceTime

FaceTime is an Apple video telephony application that allows users to make a video call over the internet with a forward-facing camera on iOS and macOS devices.

FDMA (frequency division multiple access)

feed line

In a wireless communications or broadcasting antenna system, the feed line connects the antenna to the receiver, transmitter, or transceiver.

FeliCa

file sharing

File sharing is the public or private sharing of computer data or space in a network with various levels of access privilege.

fixed wireless

Fixed wireless refers to the operation of wireless devices or systems in fixed locations such as homes and offices.

fixed-mobile convergence (FMC)

Fixed-mobile convergence (FMC) is the trend towards seamless connectivity between fixed and wireless telecommunications networks... (Continued)

fixed-mobile substitution (FMS)

Fixed-mobile substitution (FMS) is the tendency for consumers and businesses to increasingly substitute cellular telephones for hard-wired or cordless landline sets... (Continued)

flash mob

A flash mob is a group of strangers who organize themselves, using electronic media such as cell phones or the Internet, to gather together in a public place, behave in a predetermined (and often silly) manner for a predetermined amount of time, and then quickly disperse... (Continued)

FlashMob supercomputer

A FlashMob supercomputer is a group of computer enthusiasts who gather together in one physical location for a brief time period in order to function as a supercomputer and work on a single problem.

forward error correction (FEC)

Forward error correction (FEC) is a method of obtaining error control in data transmission in which the source (transmitter) sends redundant data and the destination (receiver) recognizes only the portion of the data that contains no apparent errors.

fronthaul

Fronthaul, also known as mobile fronthaul, is a term that refers to the connection of the C-RAN, a new type of cellular network architecture of centralized baseband units (BBU), at the access layer of the network to remote standalone radio heads at cell sites.

Galileo

Galileo is the informal name for the European Global Navigation Satellite System (GNSS), a system that will offer users anywhere in the world "near pinpoint" geographic positioning when it becomes fully operational by 2008. Designed to be interoperable with the other two such systems, the United States' Global Positioning System (GPS) and Russia's Global Orbiting Navigation Satellite System (GLONASS), Galileo will enable a user to take a position from any combination of satellites with a single receiver.

gamer

A gamer is a devoted player of electronic games, especially on machines especially designed for such games and, in a more recent trend, over the Internet.

Generic Access Network (GAN)

The Generic Access Network (GAN) is an evolving wireless communications system in which mobile phone sets function seamlessly between local area networks (LANs) and wide-area networks (WANs)... (Continued)