Patent · US Expired

Amplifier stage with dB-linear output voltage

US5874857A · kind A · utility

24Cited by
4References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 19, 1996
Grant dateFeb 23, 1999
Priority date
Expiry dateJul 19, 2016

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03F2203/45392
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

A multiplying amplifier which is controlled in a dB linear manner. Transistors, having a numerical distribution coeffient and having the output voltage to be dB-linearly dependent responsive to a control voltage, are connected to the inputs of a muliplier.

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