Auto-focusing method and auto-focusing device
US9729775B2 · kind B2 · utility
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17Claims
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Key dates
| Filing date | Jul 27, 2015 |
| Grant date | Aug 8, 2017 |
| Priority date | — |
| Expiry date | Feb 2, 2036 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N23/62
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An auto-focusing method for use in a device, includes: after performing a manual focusing on a target object through receiving a user operation on the target object in a viewfinder of the device, acquiring first spatial data of the target object; when detecting a change of contents of a view in the viewfinder, acquiring position variation data of the target object; acquiring second spatial data of the target object according to the first spatial data and the position variation data; and performing an auto-focusing on the target object according to the second spatial data.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.