The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 04, 2008
Filed:
Jun. 28, 2004
Geert Matthys, Haaltert, BE;
Bart Maximus, Oudenaarde, BE;
Glenn Devos, Gistel, BE;
Barco N.V., Kortrijk, BE;
Abstract
A method and a device for soft edge blending of projected display images () is provided. The method combines optical and electrical soft edge blending in an blending area () by using electrical blending in one fraction () of the blending area () of two or more overlapping images and using optical blending in another fraction () of the blending area (). The method according to the present invention overcomes problems with manufacturing, alignment and adjustment of optical masks () used in optical blending and the difficulties with electrically blending black images. The blending method can also be used in systems providing switching from soft edge blending to hard edge matching.