Patent ID: 8977301
Filing Date: 2015-03-10
Classification: H04W

Abstract:
1. A method comprising: receiving, from a mobile anchor point (MAP) by an external entity able to selectively signal a user equipment item in a multi-access environment, a request instructing that the external entity cause the user equipment item to prepare to receive data from the MAP; identifying, by the external entity, an active radio access technology (RAT) for the user equipment item based on stored radio access information for the user equipment item; transmitting, from the external entity to a network that is able to communicate with the user equipment item via the active RAT, an indication that the user equipment item is to prepare to receive data from the MAP by activating two or more additional RATs; transmitting, from the external entity to each of two or more additional networks that are able to respectively communicate with the user equipment item via a respective one of the two or more additional RATs, a request for information relating to the respective one of the two or more additional RATs; receiving, from each of the two or more additional networks, the information relating to the respective one of the two or more additional RATs, resulting in information relating to the two or more additional RATs; and notifying, based on the information relating to the two or more additional RATs, the MAP of any changes in reachability information for the user equipment item.