Method and apparatus for operating companion device
US9781759B2 · kind B2 · utility
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11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 17, 2014 |
| Grant date | Oct 3, 2017 |
| Priority date | — |
| Expiry date | Feb 17, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W88/04
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A method, corresponding apparatuses, and a non-transitory computer readable medium for operating a companion device and a companion device are provided. A method comprises detecting, at a companion device, presence of a primary device that is paired with the companion device according to at least one short-range radio communication technique. The method additionally comprises connecting the companion device to a cellular network upon detecting that the primary device is not present. With the claimed inventions, the battery life of the companion device can be extended.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.