Flexible blend filter for projectors
US10012892B2 · kind B2 · utility
1Cited by
1References
19Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 24, 2016 |
| Grant date | Jul 3, 2018 |
| Priority date | — |
| Expiry date | Feb 28, 2037 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N9/3185
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A flexible blend filter for projectors is provided in a device comprising: a frame defining an open region; an elongated surface including a blending edge and an opposite edge; the elongated surface being flexible at least in a plane defined by the blending edge and the opposite edge; the elongated surface pivotably connected to the frame at one or more points; the blending edge spanning at least a portion of the open region; and, an actuator connected to the elongated surface, the actuator configured to move the elongated surface thereby flexing the blending edge in the plane.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.