Title:
交流駆動型発光装置
Document Type and Number:
Japanese Patent JP5528794
Kind Code:
B2
Abstract:
The present invention discloses an AC-driven light emitting device including a lead frame, at least one LED chip and at least one compensation circuit. The LED chip includes at least two sets of light emitting groups being driven by positive and negative waves of an AC current to emit lights alternately. The compensation circuit is composed of another bridge LED chip, and detachably installed according to the working voltage and color rendering of the LED chip of the light emitting device to achieve a voltage compensation effect, an enhanced color rendering, and an improved light emitting efficiency.
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Inventors:
Su Hana
Zhou Tin Smoke
Lee Yumin
Yu Shu
Yellow Shiwei
Jun Zheng
Zhou Tin Smoke
Lee Yumin
Yu Shu
Yellow Shiwei
Jun Zheng
Application Number:
JP2009299148A
Publication Date:
June 25, 2014
Filing Date:
December 29, 2009
Export Citation:
Assignee:
InterLight Optotech Corp
International Classes:
H01L33/62; H05B44/00; F21V9/40; H01L33/00; H01L33/50
Domestic Patent References:
| JP2007123609A | ||||
| JP2006319333A | ||||
| JP60119762U | ||||
| JP6364059U | ||||
| JP2008544569A | ||||
| JP2008530778A | ||||
| JP20094789A | ||||
| JP2009283933A | ||||
| JP2007258690A |
Foreign References:
| WO2008091846A1 | ||||
| WO2007083885A1 | ||||
| WO1999020085A1 |
Attorney, Agent or Firm:
Tadashige Ito
Tadahiko Ito
Shinsuke Onuki
▲吉▼川 俊雄
Mitsue Obuchi
Yukio Fuse
Tadahiko Ito
Shinsuke Onuki
▲吉▼川 俊雄
Mitsue Obuchi
Yukio Fuse