Patent ID: 9351129
Filing Date: 2016-05-24
CPC Classification: H04B,H04L,H04M,H04W

Claim Text:
1. A voice over internet protocol (VoIP) unit comprising: a VoIP control module for VoIP operations among VoIP units that is configured to selectively establish peer-to-peer communication between the VoIP unit and another one of the VoIP units, and multicast paging among a plurality of the units; a WiFi antenna configured for operation in a hazardous area in compliance with the one or more hazardous area standards; a WiFi interface module connected to the VoIP control module and the WiFi antenna and configured to exchange bi-directional Ethernet data between the antenna and the VoIP control module; and an enclosure configured to comply with one or more hazardous area standards and enclose the VoIP control module and the WiFi interface module; wherein the antenna is mounted on the exterior of the enclosure through an opening therein and pressure fitted within the opening to create a flame path that retains the compliance of the enclosure with the one or more hazardous area standards when the antenna is deployed in the opening.