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Patent Searching and Data


Title:
LED LAMP USING POWER SEPARATION RELAY
Document Type and Number:
WIPO Patent Application WO/2017/209345
Kind Code:
A1
Abstract:
An LED lamp comprises: LED elements including an LED element included in a first group and an LED element included in a second group; a first switch for turning on/off a current supplied from a first power supply; a second switch for turning on/off a current supplied from a second power supply; a first relay unit which is supplied with a current from the first power supply by an on/off operation of the first switch, and includes at least one relay; a second relay unit which is supplied with a current from the second power supply by an on/off operation of the second switch, and includes a resistor for driving the relay included in the first relay unit; a first SMPS which is connected to the first relay unit and converts a current having an AC voltage, received from the first relay unit, to a current having a DC voltage, so as to supply the current to the LED element included in the first group; and a second SMPS which is connected to the first relay unit and converts a current having an AC voltage, received from the first relay unit, to a current having a DC voltage, or is connected to the second relay unit and converts a current having an AC voltage, received from the second relay unit, to a current having a DC voltage, so as to supply the current to the LED element included in the second group.

Inventors:
KANG, Hae Il (61-3, Daeyanam-ro Jinhae-gu,Changwon-si, Gyeongsangnam-do, 51696, KR)
Application Number:
KR2016/007489
Publication Date:
December 07, 2017
Filing Date:
July 11, 2016
Export Citation:
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Assignee:
KANG, Hae Il (61-3, Daeyanam-ro Jinhae-gu,Changwon-si, Gyeongsangnam-do, 51696, KR)
International Classes:
H05B33/08; F21S2/00; F21S10/02; F21V23/00; H02M1/42; F21Y113/00
Attorney, Agent or Firm:
PARK, Jae Wan (210-ho, Ace High-end Tower 3cha 145, Gasan digital 1-ro,Geumcheon-gu, Seoul, 08506, KR)
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