General telecom

General telecom

Terms relating to telecommunication or communication through technological means.

Industry: Telecommunications

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General telecom

colour decoder

Telecommunications; General telecom

In color television technology, of a receiver, the circuitry that separates the chroma information from the video (gray-scale) information and processes the former into its constituent signal ...

In color television technology, the instantaneous phase of the chroma signal with respect to that of the color burst signal. Note: The phase of the chroma signal at any given instant determines the ...

phone booth

Telecommunications; General telecom

A payphone, surrounded by a small structure for protection and privacy.

Application protocol

Telecommunications; General telecom

A set of rules and formats (semantic and syntactic) that determines the communication behaviour of application entities in the performance of application functions.

Asynchronous transfer mode (ATM)

Telecommunications; General telecom

A high-speed multiplexing and switching method utilising fixed-length cells of 53 octets to support multiple types of traffic. Note: ATM, specified in international standards, is asynchronous in the ...

Circuit switching

Telecommunications; General telecom

A method of routing traffic through a switching center, from local users or from other switching centers, whereby a connexion is established between the calling and called stations until the ...

Extranet

Telecommunications; General telecom

An intranet that has been extended to include access to or from selected external organisations such as customers or suppliers, but not the general public. Note: connexions may be via leased lines, ...