US 11,943,638 B2
Service area definition at network slicing
Peter Hedman, Helsingborg (SE); Peter Ramle, Mölnlycke (SE); Aldo Bolle, Västra Frölunda (SE); and Paul Schliwa-Bertling, Ljungsbro (SE)
Assigned to Telefonaktiebolaget LM Ericsson (publ), Stockholm (SE)
Filed by Telefonaktiebolaget LM Ericsson (publ), Stockholm (SE)
Filed on Aug. 13, 2021, as Appl. No. 17/401,552.
Application 17/401,552 is a continuation of application No. 16/345,110, granted, now 11,115,838, previously published as PCT/EP2018/071909, filed on Aug. 13, 2018.
Claims priority of provisional application 62/545,710, filed on Aug. 15, 2017.
Prior Publication US 2021/0377752 A1, Dec. 2, 2021
This patent is subject to a terminal disclaimer.
Int. Cl. H04W 84/04 (2009.01); H04W 24/02 (2009.01); H04W 92/04 (2009.01)
CPC H04W 24/02 (2013.01) [H04W 84/042 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A method of operation of a radio access node in a cellular communications network, comprising:
sending, to a mobility function entity in a core network of the cellular communications network, first information indicative of one or more tracking areas supported by the radio access node and one or more network slices supported by the radio access node; and
receiving, from the mobility function entity, second information indicative of one or more network slices that are:
supported by the radio access node and the mobility function entity; and
permitted by one or more network policies, for at least one of the one or more tracking areas supported by the radio access node.