Patent · US Expired

Solid state radio frequency power generator

US4471196A · kind A · utility

20Cited by
4References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 29, 1981
Grant dateSep 11, 1984
Priority date
Expiry dateJun 29, 2001

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02M1/0009
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A solid state radio frequency high power generator for induction heating applications uses MOSFET devices controlled at radio frequency by a current loop which is automatically corrected against the possible occurrence of a leading phase shift by a voltage-current phase shift detection loop which responds to digital signals corrected against inherent time delays.

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