Wavelength converted light emitting device

Wavelength converted light emitting device

In a method according to embodiments of the invention, for a predetermined amount of light produced by a light emitting diode and converted by a phosphor layer comprising a host material and a dopant, and for a predetermined maximum reduction in efficiency of the phosphor at increasing excitation de...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Mayr, Walter, Schmidt, Peter Josef, Mueller, Gerd, Bechtel, Hans-Helmut, Chamberlin, Danielle, Mueller-Mach, Regina, Shchekin, Oleg Borisovich
Format: Patent
Sprache:eng
Schlagworte:
BASIC ELECTRIC ELEMENTS
ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
ELECTRICITY
SEMICONDUCTOR DEVICES
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Beschreibung
Zusammenfassung:In a method according to embodiments of the invention, for a predetermined amount of light produced by a light emitting diode and converted by a phosphor layer comprising a host material and a dopant, and for a predetermined maximum reduction in efficiency of the phosphor at increasing excitation density, a maximum dopant concentration of the phosphor layer is selected.