Method and system for maintaining service continuity by user equipment (UE) in wireless communication system
US11743971B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 16, 2021 |
| Grant date | Aug 29, 2023 |
| Priority date | — |
| Expiry date | Sep 18, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W60/005
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
Embodiments herein provide a method for maintaining service continuity by a User Equipment (UE) in a wireless communication system. The method includes transmitting a registration request message or a tracking area update (TAU) message to a management entity of a first radio access technology (RAT) network, when the UE is registered in the first RAT network and a second RAT network; receiving, from the management entity, a registration reject message or a TAU reject message; and transmitting, to the management entity, a registration message for initial registration or an attach request message including a registration status information of the UE of the second RAT network.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.