Title:
HYBRID CONSTANT CURRENT LED LAMP
Document Type and Number:
Japanese Patent JP2015011986
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a hybrid constant current LED lamp capable of achieving effects of constant current and of improving the power utilization efficiency of the lamp.SOLUTION: The hybrid constant current LED lamp includes at least one rectifier unit, a switching mode power supply, and at least one main LED and one sub LED. The at least one main LED is connected in series to an output terminal of the rectifier unit and a primary-side input terminal of the switching mode power supply. The sub LED is connected to a secondary side of the switching mode power supply.
Inventors:
LI YULIN
HUANG KUO-CHUNG
HUANG KUO-CHUNG
Application Number:
JP2014084505A
Publication Date:
January 19, 2015
Filing Date:
April 16, 2014
Export Citation:
Assignee:
LI YULIN
International Classes:
H05B37/02; H01L33/00; H05B44/00; H02M3/155
Domestic Patent References:
| JP2004111104A | 2004-04-08 | |||
| JP2010158146A | 2010-07-15 | |||
| JP2004111104A | 2004-04-08 | |||
| JP2010158146A | 2010-07-15 |
Attorney, Agent or Firm:
Seishiro Suzuki
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