The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 15, 2023
Filed:
May. 03, 2021
Cisco Technology, Inc., San Jose, CA (US);
Aeneas Sean Dodd-Noble, Andover, MA (US);
Raghavendra Vidyashankar Suryanarayanarao, Bangalore South, IN;
Ryo Watanabe, Tokyo, JP;
Vivek Agarwal, Chelmsford, MA (US);
Rajiv Asati, Morrisville, NC (US);
Om Prakash Suthar, Bolingbrook, IL (US);
Santanu Dasgupta, Fremont, CA (US);
CISCO TECHNOLOGY, INC., San Jose, CA (US);
Abstract
A solution for selecting an optimal user Plane entity (with Control and User Plane Separation (CUPS)) per UE during seamless roaming. In one embodiment, a method is provide that is performed by a control plane entity in a mobile core network that supports inter public land mobile network (PLMN) roaming among two or more PLMNs. The method includes obtaining a create session request from an entity in a second PLMN to which a user equipment has roamed from a first PLMN; selecting a particular user plane entity among a plurality of user plane entities based on one or more user equipment related parameters; and establishing a session with the particular user plane entity to serve user plane traffic in the mobile core network for the user equipment.