Patent · US Expired

Communication circuit having precision capacitor multiplier

US4100515A · kind A · utility

8Cited by
2References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 5, 1977
Grant dateJul 11, 1978
Priority date
Expiry dateMay 5, 1997

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03H11/50
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

A precision capacitor multiplier connected in a communication circuit for balancing transmission facility impedances. The circuit requires only a single precision capacitor, and utilizes a plurality of precision resistors selectable to cause the circuit to exhibit one of a plurality of precision capacitance values.

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