P-CSCF registration and discovery mechanism

N Sabeur, J Arends, RT Ball, MA Proctor - US Patent 11,729,656, 2023 - Google Patents
Abstract Systems and methods for establishing a communication interface between control
functions of a network core and a network data node associated with a user side packet core …

Proxy-call session control function (P-CSCF) restoration

N Sabeur, S Badar, S Mufti, J Arends… - US Patent …, 2024 - Google Patents
Solutions for providing a data traffic session with proxy-call session control function (P-
CSCF) restoration include: receiving an indication, by an application server (AS), that a user …

Proxy-call session control function (P-CSCF) restoration

J Arends, N Sabeur, S Mufti, S Kaushik… - US Patent …, 2023 - Google Patents
2021-09-03 Assigned to T-MOBILE USA, INC. reassignment T-MOBILE USA, INC.
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors …