Hybrid input device for touchless user interface
US9147398B2 · kind B2 · utility
13Cited by
5References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 23, 2013 |
| Grant date | Sep 29, 2015 |
| Priority date | — |
| Expiry date | Dec 30, 2033 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L63/0861
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
An apparatus includes a breath sensor including a film configured to sense a variation in electrical impedance based on a moisture gradient and output the sensed variation as an output signal; and a controller configured to process the output signal from the breath sensor. The apparatus is configured to receive the output signal from the breath sensor and provide a signal in response thereto.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.