3G multimedia dispatching command system
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United States of America Patent
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Apr 15, 2014
Grant Date -
May 17, 2012
app pub date -
Nov 17, 2011
filing date -
Nov 17, 2010
priority date (Note) -
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status (Latency Note)
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Abstract
The utility model relates to a 3G multimedia dispatching command system, which belongs to the field of dispatching command system, comprising: a 3G public network, a dispatching platform, an access exchanger, a core exchanger, a core access gateway, a management terminal, a multimedia terminal device, an IP telephone server, and a duplex intercom server, through which a stable structure is constructed to implement a thousand-user simultaneous duplex cluster intercom without space or distance limitation, the conversation is clear without any noise, like the quality of a telephone call. The utility model also has functions of video transmission, personnel location, dispatching sound recording and mobile meeting. The communication is free of charge, the work and communication may be performed simultaneously to ensure the security, and the system can be applied in a wide range.
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