Patent · US Expired

Electrical power inverter

US5657220A · kind A · utility

16Cited by
2References
21Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 4, 1995
Grant dateAug 12, 1997
Priority date
Expiry dateDec 4, 2015

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02M7/539
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

An electrical power inverter with a controllable output voltage waveform is disclosed. In a preferred embodiment, the electrical power inverter has a trapezoidal output voltage waveform with rising and falling edges that are controlled such that their slopes are kept below a selected value.

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