Patent ID: 9185533
Filing Date: 2015-11-10
Classification: H04W

Abstract:
1. A method of wireless communication, comprising: receiving a first call associated with a first subscriber identity module (SIM) in an user equipment (UE); connecting to the first call to at least receive first audio data from the first call; receiving, while connected to the first call, a second call associated with a second SIM in the UE; connecting to the second call to at least receive second audio data from the second call; selecting either the first call or the second call as an active call, a call not selected as the active call being an inactive call; simultaneously outputting, from an audio output device of the UE, audio transmissions associated with both the first audio data and the second audio data; transmitting at least third audio data from the UE to the active call; and transmitting an idle frame to the inactive call while at least the third audio data is transmitted to the active call, the idle frame being a frame that does not include audio data.