Patent · US Expired

Series resonant converter

US5646835A · kind A · utility

33Cited by
2References
23Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 20, 1995
Grant dateJul 8, 1997
Priority date
Expiry dateNov 20, 2015

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02B70/10
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A series resonant circuit (SRC) which includes, in one embodiment, an inverter having four (4) IGBTs is described. The SRC also includes a series coupled inductor and capacitor, a transformer, and a diode bridge. The SRC further includes a controller which utilizes, simultaneously, phase and frequency modulation in conjunction with a logarithmic amplifier to control the inverter.

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