Device for monitoring the duration of utilization of...

Details Device for monitoring the duration of utilization of... Device for monitoring the duration of utilization of...

H - Electricity

04

M

H04M 15/28 (2006.01)

Patent

CA 2323775

The invention relates to a devise for measuring the duration of telephone line utilization in a telephone terminal according to signals emitted from a telephone exchange. The devise shows the duration of calls, the beginning and end of calls, the accumulated time and the number of calls made. The devise can switch different equipment on and off depending on the signals emitted from the central exchange.

L'invention concerne un dispositif permettant de mesurer la durée d'utilisation de la ligne téléphonique dans le terminal téléphonique en accord avec les signaux émis depuis le central téléphonique. Ce dispositif indique la durée des appels, le début et la fin de la communication, le temps accumulé et le nombre d'appels effectués. Il est en mesure de connecter et déconnecter différents équipements en fonction des signaux émis depuis le central.

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