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. 17, 2017
Filed:
May. 09, 2013
Koninklijke Philips N.v., Eindhoven, NL;
Peter Josef Schmidt, Eindhoven, NL;
Frauke Charlotte Hintze, Eindhoven, NL;
Philipp Alexander Hubert Pust, Eindhoven, NL;
Volker Weiler, Eindhoven, NL;
Cora Sieglinde Hecht, Eindhoven, NL;
Sebastian Florian Schmiechen, Eindhoven, NL;
Wolfgang Schnick, Eindhoven, NL;
Detlef Uwe Wiechert, Eindhoven, NL;
Koninklijke Philips N.V., Eindhoven, NL;
Abstract
The invention provides, amongst others for application in a lighting unit, a phosphor having the formula MZABCDENO:ESRE(I), with M=selected from the group consisting of Ca, Sr, and Ba; Z=selected from the group consisting of monovalent Na, K, and Rb; A=selected from the group consisting of divalent Mg, Mn, Zn, and Cd; B=selected from the group consisting of trivalent B, Al and Ga; C=selected from the group consisting of tetravalent Si, Ge, Ti, and Hf; D=selected from the group consisting of monovalent Li, and Cu; E=selected for the group consisting of P, V, Nb, and Ta; ES=selected from the group consisting of divalent Eu, Sm and Yb; RE=selected from the group consisting of trivalent Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, and Tm; 0≦x≦0.2; 0≦y≦0.2; 0<x+y≦0.4; 0≦z<1; 0≦n≦0.5; 0≦a≦4 (such as 2≦a≦3); 0≦b≦4; 0≦c≦4; 0≦d≦4; 0≦e≦4; a+b+c+d+e=4; and 2a+3b+4c+d+5e=10−y−n+z.