Calibrating a projection system
US8031271B2 · kind B2 · utility
2Cited by
1References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 2, 2007 |
| Grant date | Oct 4, 2011 |
| Priority date | — |
| Expiry date | Aug 2, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N9/3147
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A method of calibrating a projection system is disclosed. The method includes determining a location of at least one hotspot on a screen within the projection system, initiating a calibration sequence of the projection system and ignoring the at least one hotspot during the calibration sequence of the projection system.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.