US 11,956,747 B2
Mobile network policy freshness
Dimitrios Karampatsis, Ruislip (GB); Apostolis Salkintzis, Athens (GR); and Genadi Velev, Darmstadt (DE)
Assigned to Lenovo (Singapore) Pte. Ltd., New Tech Park (SG)
Filed by Lenovo (Singapore) PTE. LTD., New Tech Park (SG)
Filed on May 9, 2022, as Appl. No. 17/740,056.
Application 17/740,056 is a continuation of application No. 16/614,593, granted, now 11,330,547, previously published as PCT/EP2017/079720, filed on Nov. 20, 2017.
Prior Publication US 2022/0264507 A1, Aug. 18, 2022
Int. Cl. H04L 9/40 (2022.01); H04L 41/0893 (2022.01); H04L 65/1073 (2022.01); H04W 48/14 (2009.01); H04W 60/00 (2009.01)
CPC H04W 60/005 (2013.01) [H04L 41/0893 (2013.01); H04L 63/20 (2013.01); H04L 65/1073 (2013.01); H04W 48/14 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An apparatus for performing a first network function, the apparatus comprising:
at least one memory; and
at least one processor coupled with the at least one memory and configured to cause the apparatus to:
receive a first message from a second network function for a user equipment (UE) policy association for a UE, wherein the first message comprises a policy identifier associated with a UE policy;
transmit a second message to a third network function, wherein the second message comprises a request for UE policy information for the UE;
receive a third message from the third network function, wherein the third message comprises the UE policy information;
determine whether the UE policy information for the UE is to be updated based at least in part on the policy identifier; and
in response to determining that the UE policy information for the UE is to be updated, transmit a fourth message to the second network function, wherein the fourth message comprises a request to send updated UE policies transparently to the UE, and the request includes a new policy identifier different from the policy identifier.