Title:
点灯システム、照明制御システム、及び照明器具
Document Type and Number:
Japanese Patent JP7241312
Kind Code:
B2
Abstract:
To provide a lighting system, an illumination control system and a luminaire, capable of changing optical output smoothly when the optical output is faded out by the phase control of an AC voltage.SOLUTION: In a lighting system 11, when a control circuit 1d performs fade out control to fade out the optical output of a light source 12, as dimming control, the control circuit controls a converter 1b to turn off the light source 12 before a DC voltage Vd drops to a minimum voltage value enabling the light source 12 to be turned on.SELECTED DRAWING: Figure 1
Inventors:
Ryuhei Hayashi
Sana Yagi
Sana Yagi
Application Number:
JP2018209199A
Publication Date:
March 17, 2023
Filing Date:
November 06, 2018
Export Citation:
Assignee:
Panasonic IP Management Co., Ltd.
International Classes:
H05B45/31; F21S2/00; F21S8/04; F21V21/30; F21V21/34; F21V23/00; H05B45/10; H05B45/355; H05B47/105
Domestic Patent References:
| JP2016066488A | ||||
| JP2009054425A |
Attorney, Agent or Firm:
Hokuto Patent Attorneys Office
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