Patent ID: 9660827
Date: 2017-05-23
CPC Classifications: H04L,H04W

Claim:
1. A method, comprising: multicasting audio data from an initiator to a plurality of mobile devices over Internet Protocol with a half duplex multicast communication to allow the same audio data be sent to the plurality of mobile devices; receiving the half duplex multicast communication with the plurality of mobile devices including data identifying the initiator of the half duplex multicast communication with the data identifying the initiator being originated from the initiator; storing the data identifying the initiator of the half duplex multicast communication in each of the plurality of mobile devices with the data identifying the initiator being extracted from the half duplex multicast communication; and initiating a full duplex communication unicasted between a first of the plurality of mobile devices and the initiator of the half duplex multicast communication by selecting the initiator of the half duplex multicast communication from the received data identifying the initiator of the half duplex multicast communication stored in the first mobile device with an action of a user of the first mobile device acted upon one of the data displayed on the first mobile device.