Abbreviations

Results for area 3.3 Communication systems

term
Industrial Ethernet
definition

industrial Ethernet is the name given to the use of the Ethernet protocol in an industrial environment, for automation and machine control

standard (extract)
term
TErrestrial Trunked RAdio (TETRA)
definition

a specialist Professional Mobile Radio and two-way transceiver

NOTE 1 to entry Formerly known as Trans European Trunked RAdio.

NOTE 2 to entry It uses Time Division Multiple Access (TDMA) with four user channels on one radio carrier and 25 kHz spacing between carriers. Both point-to-point and point-tomultipoint transfer can be used. Digital data transmission is also included in the standard though at a low data rate.

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term
TETRAPOL
definition

the name of a fully digital radio communication standard for professional communications organisations; it is based on an FDMA (frequency division multiple access) multiplex approach using a narrowband channel operating at 12,5 kHz channel spacing

standard (extract)
term
type of waiting room (Site Equipment MODEL)
definition

a classification for WAITING ROOM EQUIPMENT

standard (extract)