作者: Andre Jean Henquet , Jean Jacques Muller , Pierre Maurice Commegrain
DOI:
关键词:
摘要: This system provides for automatic communications between the subscribers of public telephone networks and mobile sets over a large land area (or along highway) covered by plurality radiotelephone exchanges. A call from network exchange is first transmitted to all these radio exchanges service-bus line. When one reaches in its area, it signals itself calling only then proceeds with extension toll connection that exchange.