Patent ID: 9204263
Filing Date: 2015-12-01
Classification: G06F,H04L,H04M,H04W

Abstract:
1. A method of group communication using a first mobile device, comprising: communicating with at least one second mobile device over a half-duplex communication channel; detecting a first motion of the first mobile device corresponding to a user moving the first mobile device from a first position to a second position with respect to the user based on sensor data received from at least one motion sensor of the first mobile device; establishing a full-duplex communication channel with the at least one second mobile device in response to the detected first motion; communicating with the at least one second mobile device over the full-duplex communication channel; detecting a second motion of the first mobile device corresponding to the user moving the device from the second position to the first position; establishing a half-duplex communication channel with the at least one second mobile device based on the detected second motion; and communicating with the at least one second mobile device over the half-duplex communication channel.