A Wireless LAN and Voice Information System for Underground Coal Mine

In this paper we constructed a wireless information system, and developed a wireless voice communication subsystem based on Wireless Local Area Networks (WLAN) for underground coal mine, which employs Voice over IP (VoIP) technology and Session Initiation Protocol (SIP) to achieve wireless voice dis...

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Bibliographic Details
Main Authors: Yu Zhang, Wei Yang, Dongsheng Han, Young-Il Kim
Format: Article
Language:English
Published: IFSA Publishing, S.L. 2014-06-01
Series:Sensors & Transducers
Subjects:
Online Access:http://www.sensorsportal.com/HTML/DIGEST/june_2014/Vol_172/P_2101.pdf