23 Terms
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General telecom
Terms relating to telecommunication or communication through technological means.
Industry: Telecommunications
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General telecom
Smart card
Telecommunications; General telecom
A digitally encoded card, similar to a credit card, usually containing a variety of information about the individual (s) authorised to use it. Note: The information can be accessed by a card reader ...
Erlang
Telecommunications; General telecom
A dimensionless unit of the average traffic intensity (occupancy) of a facility during a period of time, usually a busy hour. Note 1: Erlangs, a number between 0 and 1, inclusive, is expressed as the ...
Traffic unit
Telecommunications; General telecom
A dimensionless unit of the average traffic intensity (occupancy) of a facility during a period of time, usually a busy hour. Note 1: Erlangs, a number between 0 and 1, inclusive, is expressed as the ...
Degree of coherence
Telecommunications; General telecom
A dimensionless unit, expressed as a ratio, used to indicate the extent of coherence of an electromagnetic wave such as a lightwave. Note 1: For lightwaves, the magnitude of the degree of coherence ...
Back-to-back connexion
Telecommunications; General telecom
A direct connexion between the output of a transmitting device and the input of an associated receiving device. Note: When used for equipment measurements or testing purposes, such a back-to-back ...
Pulsating direct current
Telecommunications; General telecom
A direct current (dc) that changes in value at regular or irregular intervals. Note: A pulsating direct current may change in value, i.e., be always present but at different levels, or it may be a ...
End-to-end communication
Telecommunications; General telecom
A direct peer to peer communication of terminal equipment (TE) to TE, or TE to a network gateway supporting, for example, PSPDN interworking (public switched packet data network interworking. )
