4G and 5G

The fourth and fifth generations of mobile communications standards providing high-speed internet and transmissions of text, voice, video and multimedia. 5G is the next generation standard and is expected to be much faster than 4G (also see LTE).

Access Charge

A fee for the use of local exchange facilities, especially for access to these facilities to provide long-distance service.

Access Point

A hardware device or a computer’s software that acts as a communication hub for users of a wireless device to connect to a wired LAN. Access points are important for providing heightened wireless security and for extending the physical range of service to which a wireless user has access.


A Linux-based operating system for mobile devices such as smartphones and tablets. Originally created by the Open Handset Alliance, it is now one of the largest smartphone platforms in the world.

Application (App)

A computer software program designed to help the user perform specific tasks. Although most commonly applied as software for smartphones, apps also are used on other wired and wireless broadband networks.


The rate of data transfer, bit rate or throughput, typically measured in bits per second (bit/s).

Basic Service

A telephone company service limited to providing only local switching and transmission.


Short for binary digit, a bit is the smallest unit of data in a computer and is used for storing information. A bit is a binary unit, which means it can have a value of a 1 or a 0. A byte is a capacity unit that contains eight bits. To distinguish between the two, […]


An open specification for seamless, wireless short-range communications of┬ádata and voice between mobile and stationary devices. For instance, it specifies how mobile phones, computers and PDAs interconnect with each other, with computers, and with office or home phones. The first generation of BluetoothAn open specification for seamless, wireless short-range com… More permits exchange of data […]


A term used in evolving digital technologies in which multiple signals share the bandwidth of a medium, such as fiber-optic cable. This allows the transmission of voice, data and video signals over a single medium.