Imaging target for testing quality of multiple-magnification focus and image co-registration
US8039788B2 · kind B2 · utility
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16Claims
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Key dates
| Filing date | Aug 21, 2008 |
| Grant date | Oct 18, 2011 |
| Priority date | — |
| Expiry date | May 4, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N23/30
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An imaging target, suited for use in multi-modal imaging systems, includes test patterns for testing quality of both focus and co-registration for multiple magnifications and multiple modalities of operation of a multimodal imaging system.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.