Patent · US Active

Circuit, control program, and recording medium

US9204513B2 · kind B2 · utility

0Cited by
0References
7Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 2, 2013
Grant dateDec 1, 2015
Priority date
Expiry dateOct 2, 2033

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02B20/30
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

An LED driver circuit includes light-element lines, a general purpose LED driving circuit that controls a current value, and current compensation lines respectively connected to the light-element lines. Each of the current compensation lines is provided with a fixed current source and a switch, and the switch switches an open/closed state of the current compensation line.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.