Patent · US Expired

Amplifier circuit driven by ground isolated power supply

US4517528A · kind A · utility

5Cited by
2References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 26, 1982
Grant dateMay 14, 1985
Priority date
Expiry dateOct 26, 2002

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03F3/3081
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

Disclosed is an amplifier wherein, in order to prevent the mixing of hum and other noise from the ground potential of the amplifier, the driving power supply circuit of the amplifier is separated from the ground potential into a floating state. In addition, the overall capacity of the power supply is reduced.

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