Patent ID: 9723528
Date: 2017-08-01
CPC Classifications: H04W

Claim:
1. A method in a user equipment (UE), the method comprising: initiating a circuit switched fallback (CSFB) operation; during the CSFB operation in which a circuit switched service triggers the UE to fall back to a target system, determining to refrain from handing over a packet switched connection from a first system to the target system based on the target system not supporting packet switched service; determining that packet switched service is available via a wireless local area network (WLAN), the WLAN being of a radio access technology different from the target system; and in response to determining to refrain from handing over the packet switched connection to the target system during the CSFB operation and that packet switched service is available via a wireless local area network (WLAN), handing over the packet switched connection from the first system to the WLAN.