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:
Apr. 15, 2008
Filed:
Jan. 26, 2005
Applicants:
Chinh Tan, Setauket, NY (US);
Paul Dvorkis, East Setauket, NY (US);
Miklos Stern, Woodmere, NY (US);
Frederick F. Wood, Medford, NY (US);
Inventors:
Chinh Tan, Setauket, NY (US);
Paul Dvorkis, East Setauket, NY (US);
Miklos Stern, Woodmere, NY (US);
Frederick F. Wood, Medford, NY (US);
Assignee:
Symbol Technologies, Inc., Holtsville, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B 21/00 (2006.01); G03B 21/20 (2006.01); G03B 21/26 (2006.01); G03B 21/28 (2006.01); G03B 21/60 (2006.01); G03H 1/02 (2006.01); G02B 26/08 (2006.01); G02B 27/20 (2006.01); H04N 3/08 (2006.01); H01S 3/00 (2006.01); H01S 5/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An image projection system projects an image on a projection screen having a phosphor for converting incident violet light into green light which, together with red and blue light, creates the image in full color. The screen includes an apertured mask having apertures filled with the phosphor, or a phosphor plate in contact with the mask and having lenslets extending through and past the apertures.