Method of selecting an active SIM for an emergency service and multi-SIM device utilizing the same
US9374697B2 · kind B2 · utility
7Cited by
0References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 1, 2014 |
| Grant date | Jun 21, 2016 |
| Priority date | — |
| Expiry date | Apr 11, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W88/06
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A method of selecting an active SIM for an emergency service and a multi-SIM device utilizing the same are disclosed. The method, adopted by the multi-SIM device, includes: receiving a request for an emergency call on a first SIM camping on an LTE network; determining whether a second SIM camps on a second communications network which supports an emergency service; and when the second communications network supports the emergency service, performing the emergency call from the second SIM.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.