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:
Dec. 21, 2010
Filed:
Apr. 19, 2005
Thomas Juestel, Witten, DE;
Petra Huppertz, Roetgen, DE;
Detlef Uwe Wiechert, Alsdorf, DE;
Walter Mayr, Alsdorf, DE;
Heinrich Von Busch, Aachen, DE;
Thomas Juestel, Witten, DE;
Petra Huppertz, Roetgen, DE;
Detlef Uwe Wiechert, Alsdorf, DE;
Walter Mayr, Alsdorf, DE;
Heinrich Von Busch, Aachen, DE;
Koninklijke Philips Electronics N.V., Eindhoven, NL;
Abstract
A dielectric barrier Xe discharge lamp include discharge vessel with a gas filling containing Xe or a Xe/Ne mixture and a luminescent layer of a UV-B phosphor emitting in the UV-B range 280 to 320 nm. The luminescent layer includes a Gdactivated phosphor according to at least one the formulas of (YGdS)Al(BO), (LaGdS)Al(BO), (LaGdS)BO, (YGdSLu)PO, (YGdSLu)BO, (YGdSLu)AlO, Me(YGdS)F(Me=Li, Na, K; S═Bi, Nd, Pr; 0.0<x,z≦1.0; 0.0<y≦0.1) or a mixture thereof. The luminescent layer may be sensitized by Bi, Pror Nd.