A projector determines horizontal and vertical tilt angles. Using the tilt angles and the inherent properties of the projector, keystone correction corner points for the image can be computed. The keystone correction corner points can be used to perform keystone correction on the image.

 
Web www.patentalert.com

< System and method of changing entity configuration information while automatically monitoring and displaying such information in a call center

< Marketing analysis and planning system and method

> Methods and systems for controlling an exercise apparatus using a portable remote device

> Method and apparatus for displaying 3d images
~ 00238