Weisslichtemittierende Geräte mit Verbesserter Farbqualität

Details

Veröffentlichungs-Nr.

EP4717748

Anmeldetag

2. August 2025

Veröffentlichung

1. April 2026

Rechtsraum

EP

IPC

(LI YI-QUN et al.)

Abstract

A light emitting device comprising: an LED for generating blue light; a green phosphor for generating green light; and a manganese activated fluoride narrowband phosphor for generating red light; wherein a ratio of a maximum intensity in the red region of the spectrum to a minimum intensity in the yellow to orange region of the spectrum is from about 5.0 to about 15.0.

Anmelder

Firma

Bridgelux, Inc.

Land

🇺🇸 USA