Title:
LIGHTING DEVICE, LIGHTING APPARATUS AND LIGHTING SYSTEM
Document Type and Number:
Japanese Patent JP2017157381
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a lighting device, a lighting apparatus, and a lighting system capable of performing dimming control of an LED, an OLED, or the like with a simple two-wire system.SOLUTION: The lighting device includes: an input terminal to which a direct current voltage is input; a power conversion unit which inputs the direct current voltage via the input terminal and supplies an output current corresponding to the direct current voltage to a lighting load; and a first switch which is connected between the input terminal and the lighting load and discontinues the input current.SELECTED DRAWING: Figure 3
Inventors:
YOSHIOKA YUTA
OTAKE HIROKAZU
ITAMI KAZUAKI
OTAKE HIROKAZU
ITAMI KAZUAKI
Application Number:
JP2016039048A
Publication Date:
September 07, 2017
Filing Date:
March 01, 2016
Export Citation:
Assignee:
TOSHIBA LIGHTING & TECHNOLOGY
International Classes:
H05B37/02
Domestic Patent References:
JP2014035943A | 2014-02-24 | |||
JP2009158113A | 2009-07-16 | |||
JP2011223800A | 2011-11-04 |
Attorney, Agent or Firm:
Masahiko Hinataji
Junichi Kozaki
Hiroshi Ichikawa
Junichi Kozaki
Hiroshi Ichikawa