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Friday, February 4, 2011

What is Push-to-Talk over Cellular (PoC)

PoC is a one way communication over cellular network or called half duplex communication where voice call is full duplex. PoC called as walkie-talkie over PS domain of cellular networks. Best advantage is airtime which would be 1/4th or even less because voice packets transferred only one direction at a time. Radio resources can be allocated and released when needed.

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