Patent · US Active

Digital attenuator circuits and methods for use thereof

US7477085B2 · kind B2 · utility

6Cited by
10References
34Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 26, 2006
Grant dateJan 13, 2009
Priority date
Expiry dateJun 27, 2026

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03H7/25
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

An attenuator system includes a first adjustable impedance component on a first current path between a input component and a output component, and a second adjustable impedance component between the first current path and ground, wherein each of the first and second adjustable impedance components include a plurality of selectable, discrete legs, each leg having an impedance.

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