Generation of inverse transfer function for image rendering device
US8705115B1 · kind B1 · utility
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20Claims
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Key dates
| Filing date | Apr 26, 2006 |
| Grant date | Apr 22, 2014 |
| Priority date | — |
| Expiry date | Apr 7, 2033 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N1/6019
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An inverse transfer function is computed from a forward transfer function of an image rendering device. During the computation, device-dependent values are extrapolated for border nodes. The extrapolated values are out-of-gamut.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.