Title:
Luminescent device
Document Type and Number:
Japanese Patent JP6130064
Kind Code:
B2
Abstract:
The color purities of blue-green light and yellow or yellow-green light are enhanced. A light emitting device (100) configured to emit at least blue-green light and yellow or yellow-green light includes a substrate (51), an LED chip group, and a sealing resin part (50) collectively sealing the LED chip group, wherein the LED chip group at least includes a green LED chip (GB), a green LED chip (GY), a blue LED chip (B), and a red LED chip (R), and the green LED chip (GB) has a dominant wavelength shorter than a dominant wavelength of the green LED chip (GY).
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Inventors:
Masaki Kondo
Tomokazu Nada
Toshio Hata
Hidefumi Koizumi
Tomokazu Nada
Toshio Hata
Hidefumi Koizumi
Application Number:
JP2016523374A
Publication Date:
May 24, 2017
Filing Date:
April 14, 2015
Export Citation:
Assignee:
Sharp Corporation
International Classes:
H01L33/48
Domestic Patent References:
| JP8272316A | ||||
| JP2004193357A | ||||
| JP200282635A | ||||
| JP2001177156A |
Attorney, Agent or Firm:
Harakenzo world patent & trademark