Patent · US Expired

Uninterruptible power supply

US6917124B2 · kind B2 · utility

65Cited by
2References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 26, 2001
Grant dateJul 12, 2005
Priority date
Expiry dateFeb 14, 2023

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02J9/061
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

An uninterruptible power supply is disclosed that includes a digital controller comprising a plurality of microprocessors. These microprocessors are programmed and arranged to provide various control features heretofore unavailable using analog controllers of the prior art.

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