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Autonomic keystone adjustment based on projector internal angle

IP.com Disclosure Number: IPCOM000019790D
Original Publication Date: 2003-Sep-29
Included in the Prior Art Database: 2003-Sep-29

Publishing Venue

IBM

Abstract

Disclosed is a device and method of a keystone adjustment mechanism for Digital Light Projection (DLP) based projectors. This method is based on determination of projector foot-height for evaluation of keystone amount.