Patent · US Expired

Microprocessor controlled time domain switching of color-changing lights

US7514884B2 · kind B2 · utility

51Cited by
8References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 27, 2004
Grant dateApr 7, 2009
Priority date
Expiry dateOct 22, 2025

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH05B47/165
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A lighting system controller comprising a switch connected to a lighting fixture configured to be controlled by time domain switching, and a processor capable of actuating said switch so as to achieve time domain switching of the lighting fixture.

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