Multifunctional system simultaneously supporting POC (PTT Over Cellular) talkback and IDEN (Integrated Digital Enhanced Network) talkback on CDMA-EVDO-UMB (Code Division Multiple Access-Evolution-Data Optimized-Ultra Mobile Broadband)
A CDMA-EVDO-UMB, multi-function technology, applied in the field of multi-function systems, can solve the problems of implementation, no integrated GPS positioning function, no integrated SOS button, etc.
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[0012] The present invention will be further described in detail with an embodiment below, but it should be noted that the protection scope of the present invention is not limited thereto.
[0013] refer to figure 1 , a multifunctional system that simultaneously supports POC intercom and IDEN intercom on CDMA-EVDO-UMB, which includes a PPT button, GPS module, SOS button, CDMA-EVDO-UMB module, IDEN module, and is used to run the POC protocol stack And the application processor for control, the switcher for switching between IDEN intercom and POC intercom, and the speaker device, the application processor is respectively connected with the PPT button, GPS module, SOS button, CDMA-EVDO-UMB module, IDEN The module and the switcher are connected, and the switcher is also connected with the CDMA-EVDO-UMB module, the IDEN module and the loudspeaker equipment.
[0014] In this embodiment, the automatic switching function of IDEN intercom and POC intercom is realized by running and co...
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