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Patent Searching and Data


Title:
LED LAMP CAPABLE OF FREELY CHANGING COLOR TEMPERATURE, AND LED LAMP COLOR TEMPERATURE CHANGING METHOD USING SAME
Document Type and Number:
WIPO Patent Application WO/2016/190453
Kind Code:
A1
Abstract:
The present invention relates to an LED lamp capable of freely changing color temperature, and an LED lamp color temperature changing method using same, the LED lamp comprising a monochromatic- or white-light LED, a fixed filter, and a variable filter for color temperature changes, and being configured to enable gradual and reversible expansion and reduction of the overlap area of the variable filter for color temperature changing with respect to the fixed filter such that an illumination light, which has a color temperature and a color rendering property desired by a user, can be implemented, thereby being highly convenient of use and economical.

Inventors:
SHIM HYUN-SEOP (KR)
Application Number:
KR2015/005170
Publication Date:
December 01, 2016
Filing Date:
May 22, 2015
Export Citation:
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Assignee:
STCUBE INC (KR)
International Classes:
F21S10/02; F21S2/00; F21V9/00; F21V9/40; F21V17/10; F21V29/70
Foreign References:
US20060245184A12006-11-02
US20020060911A12002-05-23
KR20140021477A2014-02-20
KR20140148486A2014-12-31
US20050117348A12005-06-02
KR100723912B12007-05-31
KR20080087242A2008-10-01
Attorney, Agent or Firm:
KIM, Young-II (414 Siheung-daero,Geumcheon-gu, Seoul 153-811, KR)
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