Patent · US Expired

Digitally controlled AGC amplifier

US4517526A · kind A · utility

8Cited by
1References
20Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 25, 1983
Grant dateMay 14, 1985
Priority date
Expiry dateMay 25, 2003

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03G1/0058
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

In a predetection combiner there is provided AGC amplifier which uses an electronically controlled RF attenuator, such as a PIN-diode attenuator, which is linearly controlled by use of digital signals. A programmed read-only-memory provides a linearity correction for generating the appropriate control voltage for the diode attenuation device.

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