US 12,016,075 B2
Systems and methods for transferring multiple packet data unit sessions with a same data network name configuration between networks
Yousef Abdelmalek, New Providence, NJ (US); Sudhakar Reddy Patil, Flower Mound, TX (US); Violeta Cakulev, Milburn, NJ (US); and Joseph Lee, Frisco, TX (US)
Assigned to Verizon Patent and Licensing Inc., Basking Ridge, NJ (US)
Filed by Verizon Patent and Licensing Inc., Basking Ridge, NJ (US)
Filed on Jan. 3, 2022, as Appl. No. 17/567,390.
Prior Publication US 2023/0217542 A1, Jul. 6, 2023
Int. Cl. H04W 76/36 (2018.01); H04W 36/06 (2009.01); H04W 76/20 (2018.01); H04W 80/02 (2009.01)
CPC H04W 76/36 (2018.02) [H04W 36/06 (2013.01); H04W 76/20 (2018.02); H04W 80/02 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A method, comprising:
receiving, by a network device, an indication of movement of a user device, associated with multiple packet data unit (PDU) sessions, from a first radio access network (RAN) to a second RAN;
maintaining, by the network device and based on the indication, a particular PDU session, of the multiple PDU sessions, associated with a default flow;
releasing, by the network device and based on the indication, the multiple PDU sessions other than the particular PDU session; and
handling, by the network device, the multiple PDU sessions, other than the particular PDU session, in accordance with a handling option.