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:
Jan. 21, 2014
Filed:
May. 05, 2005
Steven Charles Read, Mississauga, CA;
Matthew Arnold O'dor, Toronto, CA;
Steven Charles Read, Mississauga, CA;
Matthew Arnold O'Dor, Toronto, CA;
IMAX Corporation, Ontario, CA (US);
Abstract
Multiple source high performance stereographic projection systems are described. One projection system described comprises a first projection channel, a first light source capable of providing light for the first projection channel, and a second light source capable of providing light for the first projection channel, wherein when the projection system is in a first presentation mode the first and second light sources are on, and wherein when the projection system is in a second presentation mode the first light source is on and the second light source is at a reduced power.