Wavelets-based detection of proximity between a sensor and an object
US7965459B2 · kind B2 · utility
4Cited by
11References
20Claims
0Family size
Assignee
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Key dates
| Filing date | Dec 18, 2008 |
| Grant date | Jun 21, 2011 |
| Priority date | — |
| Expiry date | Jul 27, 2029 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B5/40
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A circuit includes a proximity detection component that applies wavelet analysis to a sensed signal from a sensor and responsively provides an output indicative of whether proximity exists between the sensor and an object that causes the sensor to produce the sensed signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.