Patent · US Expired

Lighting system and method

US7071627B2 · kind B2 · utility

0Cited by
3References
8Claims
0Family size

Inventor

Key dates

Filing dateFeb 11, 2002
Grant dateJul 4, 2006
Priority date
Expiry dateFeb 11, 2022

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02B20/00
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A lighting system and method (1) is disclosed having a pulse-width modulation (PWM) lighting system and method for use in environments where the PWM ratio is variable, for example though not exclusively, in 42V and/or dual-voltage electrical systems in automotive applications.

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