Title:
ILLUMINATING DEVICE
Document Type and Number:
Japanese Patent JP2022152617
Kind Code:
A
Abstract:
To control light emission of a plurality of lamps individually with a small number of control lines.SOLUTION: An illuminating device has: N (N is a natural number) lamps; two pulse generators; and an N-stage nonlinear LC ladder circuit connected between the two pulse generators. A circuit in which a resistor, the lamp, and a DC power supply are connected in series is connected in parallel with a varicap diode in each stage of the N-stage nonlinear LC ladder circuit.SELECTED DRAWING: Figure 6
Inventors:
KIMURA OSAMU
Application Number:
JP2021055453A
Publication Date:
October 12, 2022
Filing Date:
March 29, 2021
Export Citation:
Assignee:
YAZAKI CORP
International Classes:
H05B47/16; H05B45/00; H05B45/32
Attorney, Agent or Firm:
Fumio Takino
Toshiaki Tsuda
Fukuda Yasuhiro
Toshiaki Tsuda
Fukuda Yasuhiro