Patent ID: 9485794
Filing Date: 2016-11-01
CPC Classification: H04L,H04W

Claim Text:
1. A method of communications, comprising: performing, by a first user equipment (UE), communications with a second UE using an internet protocol (IP) multimedia subservice (IMS) session in which data traffic and signaling traffic are supported through a network; determining that the second UE is within a first proximity threshold of the first UE; establishing a device-to-device (D2D) communication link with the second UE and sending a message from the first UE to the second UE through a signaling traffic communication path of the network to remove a network supported data path between the first UE and the second UE; and transferring, by the first UE, support of the data traffic to the D2D communication link while continuing to maintain the support of the signaling traffic of the IMS session through the network after the establishing of the D2D communication link with the second UE and the transferring of the support of the data traffic to the D2D communication link.