Beam scanning based on two-dimensional polygon scanner having a designated facet for blanking operation for display and other applications
US9041991B2 · kind B2 · utility
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127References
20Claims
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Key dates
| Filing date | Nov 26, 2013 |
| Grant date | May 26, 2015 |
| Priority date | — |
| Expiry date | Nov 26, 2033 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N9/3185
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Scanning beam systems based on a two-dimensional polygon scanner with different reflective polygon facets tilted at different tilt facet angles to use rotations of the polygon scanner to scan one or more optical beams both horizontally and vertically on a surface which can be a display screen or a printing surface.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.