Patent · US Active

Low-consumption switched-capacitor circuit

US8179183B2 · kind B2 · utility

4Cited by
3References
23Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 5, 2009
Grant dateMay 15, 2012
Priority date
Expiry dateJun 5, 2029

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03H19/004
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

A switched-capacitor circuit including at least one first capacitor and a circuit for switching at least one armature of the first capacitor alternately to one and the other of two terminals at a switching frequency. The circuit further includes a second capacitor connected to the first capacitor at a node; and a filtering circuit connecting the node to a virtual ground only for frequencies belonging to a frequency range.

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