User terminal having a plurality of subscriber identity modules
US12052799B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 30, 2021 |
| Grant date | Jul 30, 2024 |
| Priority date | — |
| Expiry date | Jun 14, 2042 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02D30/70
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A user equipment (UE) is provided. The UE includes a first subscriber identity module (SIM) configured to correspond to a first cellular network, a second SIM configured to correspond to a second cellular network, a wireless communication circuit, and a processor configured to determine a SIM to be used for Internet data communication among the first SIM and the second SIM as the first SIM, perform a connection process for Internet data communication and internet protocol (IP) multimedia subsystem (IMS) communication for a voice call with the first cellular network using first identification information about the first SIM, perform a connection process for the IMS communication with the second cellular network using second identification information about the second SIM, configure a parameter for the UE to support a narrow bandwidth for the second cellular network in UE capability information and transmit the UE capability information to the second cellular network.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.