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:
Oct. 05, 2010
Filed:
Apr. 11, 2006
Applicants:
Thomas Justel, Witten, DE;
Jorg Meyer, Aachen, DE;
Walter Mayr, Alsdorf, DE;
Inventors:
Assignee:
Koninklijke Philips Electronics, N.V., Eindhoven, NL;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09K 11/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A device for generating ultraviolet radiation by an excimer discharge includes at least partly UV-transparent discharge vessel whose discharge space is filled with a gas filling. The device further includes electrodes for triggering and maintaining an excimer discharge in the discharge space, and a luminescent material that contains a phosphor comprising a host lattice of general formula (Y,Lu,Sc,A)POwherein 0≦x<1 and 0<y≦1 and 0≦z<0.05, where A is an activator selected from the group of bismuth, praseodymium and neodymium.