Light emitting device
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United States of America Patent
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Oct 20, 2020
Grant Date -
Oct 26, 2017
app pub date -
Oct 7, 2015
filing date -
Oct 8, 2014
priority date (Note) -
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Abstract
A light emitting diode package includes: a housing; a light emitting diode chip arranged in the housing; a wavelength conversion unit arranged on the light emitting diode chip; a first fluorescent substance distributed inside the wavelength conversion unit and emitting light having a peak wavelength in the cyan wavelength band; and a second fluorescent substance distributed inside the wavelength conversion unit and emitting light having a peak wavelength in the red wavelength band, wherein the peak wavelength of light emitted from the light emitting diode chip is located within a range of 415 nm to 430 nm.
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