General telecom

General telecom

Terms relating to telecommunication or communication through technological means.

Industry: Telecommunications

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General telecom

Absorption coefficient

Telecommunications; General telecom

A measure of the attenuation caused by absorption of energy that results from its passage through a medium. Note 1: Absorption coefficients are usually expressed in units of reciprocal distance. Note ...

Front-end noise temperature

Telecommunications; General telecom

A measure of the thermal noise generated in the first stage of a receiver.

Thermodynamic temperature

Telecommunications; General telecom

A measure, in kelvins (K,) proportional to the thermal energy of a given body at equilibrium. Note 1: A temperature of 0 K is called "absolute zero," and coincides with the minimum molecular activity ...

Kelvin temperature scale

Telecommunications; General telecom

Weighted standard work second

Telecommunications; General telecom

A measurement of traffic operating work which is used to express the relative time required to handle the various kinds of calls or work functions, and which is weighted to reflect appropriate ...

Passive sensor

Telecommunications; General telecom

A measuring instrument in the Earth exploration-satellite service or in the space research service by means of which information is obtained by reception of radio waves of natural origin.