Nitride red phosphors and white light emitting diode using...

Details Nitride red phosphors and white light emitting diode using... Nitride red phosphors and white light emitting diode using...

2011-08-30

2011-08-30

Mandala, Victor A (Department: 2826)

Compositions

Inorganic luminescent compositions

Compositions containing halogen; e.g., halides and oxyhalides

C252S30140R, C313S503000, C257S098000, C257SE23061

Reexamination Certificate

active

08007686

ABSTRACT:
Disclosed are nitride red phosphors and white light emitting diodes using the same. More particularly, the present invention provides a nitride red phosphor with easily controlled composition of phosphor fraction and improved uniformity and color gamut thereof, a method for preparation thereof, a white light emitting diode with excellent color rendition and high light emitting efficiency, and a white light emitting diode package using the same.

REFERENCES:
patent: 2007/0007494 (2007-01-01), Hirosaki et al.
patent: 2008/0083931 (2008-04-01), Bando et al.

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