DOI: 10.22184/2070-8963.2021.95.3.46.52

It is described the PoC technology (Push-to-Talk Over Cellular), which can be successfully applied in management and safety systems along with existing networks of professional mobile radio communications (PMR). A review is a review of the main features of PoC, in particular, the possibilities of performing PTT calls through 3G / LTE cellular networks or Wi-Fi. The basic principles of the operation of such networks, their architecture, and description of individual elements are presented. It is described about the possibility of integrating PoC systems among themselves, with systems of PMR and with other IT solutions.

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Разработка: студия Green Art