June 30, 2026
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4G
Fourth generation (4G) technology allows ultra-high-speed data transfer. In optimal conditions, 4G can enable data to be transmitted 10 times faster than via 3G.
5G
Fifth generation (5G) is the latest technology in mobile data and is set to bring even faster data transmission up to 100 times faster than 4G meaning streaming and downloads will take a fraction of the time. 5G has already arrived in some parts of the world and is set to begin rolling out in the UK from late 2019.
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Access Control
The action of permitting or denying admittance, e.g. a facial recognition camera or ID card reader terminal placed at the entrance of a building for security reasons. See also Flow Management and Density Control.
Analogue Device
An analogue device is anything that can be plugged into an ordinary analogue line, for example a telephone, fax machine, modem or franking machine.
