Single version of a user device modem for use with different wireless carriers
US9020479B1 · kind B1 · utility
78Cited by
19References
25Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 18, 2010 |
| Grant date | Apr 28, 2015 |
| Priority date | — |
| Expiry date | Jun 30, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W8/205
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A user device determines a current subscriber identity module (SIM) profile, identifies a modem profile that corresponds to the current SIM profile, and updates a non-volatile memory of a modem with the identified modem profile.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.