Focusing method
US9832359B2 · kind B2 · utility
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1References
6Claims
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Key dates
| Filing date | Jan 8, 2014 |
| Grant date | Nov 28, 2017 |
| Priority date | — |
| Expiry date | Apr 29, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N23/64
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A focusing method for an image capturing device includes determining a first focus distance according to a first focus frame of the plurality of focus frames; capturing a first image according to the first focus frame, determining a second focus distance according to a second focus frame of the plurality of focus frames, and detecting whether a second depth of field corresponding to the second focus distance is overlapping with a first depth of field corresponding to the first focus distance, for determining whether to capture a second image according to the second focus distance.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.