Patent ID: 9386621
Filing Date: 2016-07-05
CPC Classification: H04W

Claim Text:
1. A method for wireless communications at a user equipment (UE) capable of communicating via first and second radio access technologies (RATs), the method comprising: initiating a call setup procedure for leaving a first Node B of the first RAT for a call on the second RAT; searching for a second Node B of the second RAT for setting up the call using information collected at the UE, wherein the information comprises channels on which Node Bs associated with the second RAT were most recently acquired by the UE and all unscanned channels to be scanned in an order specified by system selection databases, wherein the information is used in a predefined order, wherein the predefined order comprises searching the channels on which the Node Bs associated with the second RAT were most recently acquired by the UE prior to searching all the unscanned channels in the order specified by the system selection databases, and wherein the searching is performed in absence of a mobility command from the first RAT; and performing network acquisition operations with the second Node B.