US 11,716,677 B2
Handling radio access technologies based on core network failures
Muhammad Waqar Afzal, Bellevue, WA (US); Suresh Thanneeru, Redmond, WA (US); Suliman Albasheir, Issaquah, WA (US); Rahul Pal, Bellevue, WA (US); and Karunakalage Viraj Rakitha Silva, Renton, WA (US)
Assigned to T-Mobile USA, Inc., Bellevue, WA (US)
Filed by T-Mobile USA, Inc., Bellevue, WA (US)
Filed on Apr. 1, 2021, as Appl. No. 17/220,181.
Prior Publication US 2022/0322210 A1, Oct. 6, 2022
Int. Cl. H04W 4/00 (2018.01); H04W 48/16 (2009.01); H04W 36/00 (2009.01); H04W 24/04 (2009.01); H04W 48/06 (2009.01)
CPC H04W 48/16 (2013.01) [H04W 24/04 (2013.01); H04W 36/0079 (2018.08); H04W 48/06 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A method implemented in a node of a core network, the method comprising:
determining that there has been a failure of another node of the core network; and
in response to the failure of the other node and based on radio access technology (RAT) types that user equipment (UEs) are connected to, prioritizing access by first UEs connected to a first RAT type over access by second UEs connected to a second RAT type,
wherein the first RAT type and the second RAT type are different RAT types.