LIGHT EMITTING DEVICE
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United States of America Patent
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Issued Date -
Jan 31, 2013
app pub date -
Jul 25, 2011
filing date -
Jul 25, 2011
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The invention provides a light emitting device. A light emitting device includes a light emitting component capable of radiating a light. A first fluorescent layer is capable of radiating a first light of a first wavelength range while being excited by the light. A second fluorescent layer is capable of radiating a second light of a second wavelength range while being excited by the light. A first fluorescent layer is between the light emitting component and the second fluorescent layer, and the first wavelength range is longer than the second wavelength range.
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