公开(公告)号：US20250089106A1

公开(公告)日：2025-03-13

申请号：US18827075

申请日：2024-09-06

Applicant: SAMSUNG ELECTRONICS CO, LTD.

Inventor： Srinivas CHINTHALAPUDI ,  Jaya Prakash SIVAPURAM ,  Varun Bharadwaj SANTHEBENUR VASUDEVAMURTHY ,  Sandeep C M

IPC: H04W76/10 ,  H04L65/1016 ,  H04L65/1045 ,  H04W24/08

Abstract: A method of establishing Internet protocol (IP) multimedia subsystem (IMS) sessions at a mobile originating (MO) device includes establishing, with a mobile terminating (MT) device, a first IMS session over a first network, determining that the MO device failed to receive a response from the first network within a predefined time period after the establishing of the first IMS session, establishing, with the MT device, a second IMS session over a second network, based on the determining that the MO device failed to receive the response from the first network, terminating, based on a content of a dedicated bearer, at least one of the first IMS session or the second IMS session, and communicating with the MT device over a remaining IMS session from the at least one of the first IMS session or the second IMS session.