The average call duration (ACD) is a measurement in

telecommunications Telecommunication, often used in its plural form or abbreviated as telecom, is the transmission of information over a distance using electronic means, typically through cables, radio waves, or other communication technologies. These means of ...

that reflects an average length of telephone calls transmitted on

telecommunication network A telecommunications network is a group of nodes interconnected by telecommunications links that are used to exchange messages between the nodes. The links may use a variety of technologies based on the methodologies of circuit switching, messa ...

s. It may be calculated by dividing the total length of calls by the number of calls. The measurement is typically based on the reporting by telecommunication equipment via

call detail record A call detail record (CDR) is a data record produced by a telephone exchange or other telecommunications equipment that documents the details of a telephone call or other telecommunications transactions (e.g., text message) that passes through th ...

s. Samples are collected to determine traffic demand and forecast call volumes, serving also as a tool for infrastructure monitoring of

switches In electrical engineering, a switch is an electrical component that can disconnect or connect the conducting path in an electrical circuit, interrupting the electric current or diverting it from one conductor to another. The most common type o ...

and cables. Depending on the type of call being made, ACD can be used as a proxy measure of call quality.

References

Telecommunications economics Telephony {{telecom-stub

See also

References