Combined optical and digital zoom
US7477297B2 · kind B2 · utility
6Cited by
2References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 22, 2004 |
| Grant date | Jan 13, 2009 |
| Priority date | — |
| Expiry date | May 5, 2026 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N23/60
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Digital and optical zoom are combined over a number of discrete digital zoom levels. Digital interpolation is provided during transition periods between the discrete digital zoom levels such that the total apparent zoom level appears continuous and uninterrupted.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.