Methods and devices for detecting a hand
US9363350B2 · kind B2 · utility
3Cited by
4References
19Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 5, 2012 |
| Grant date | Jun 7, 2016 |
| Priority date | — |
| Expiry date | Feb 13, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M2250/12
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
Methods and devices for detecting a hand in proximity to an electronic device are described. The electronic device includes a near field communications (NFC) antenna. In one aspect, the method includes: monitoring an induced voltage at the NFC antenna; and determining whether a hand is in proximity to the electronic device based on the induced voltage.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.