×

LIGHTING CIRCUIT AND VEHICULAR TURN SIGNAL LAMP

  • US 20170182941A1
  • Filed: 12/28/2016
  • Published: 06/29/2017
  • Est. Priority Date: 12/28/2015
  • Status: Active Grant
First Claim
Patent Images

1. A lighting circuit for blinking a light-emitting unit having plural light sources, comprising:

  • an abnormality detection unit which generates abnormality information when detecting an abnormality in even one of the plural light sources; and

    a holding circuit which holds the abnormality information during a period when the lighting circuit is supplied with a blinking signal, wherein;

    the lighting circuit supplies a drive current or currents to the plural light sources according to the blinking signal and stops supplying a drive current or currents to all of the plural light sources according to the abnormality information being held by the holding circuit.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×