Patent · US Expired

Clamping circuit

US7259609B2 · kind B2 · utility

5Cited by
7References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 1, 2003
Grant dateAug 21, 2007
Priority date
Expiry dateDec 1, 2023

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03F3/72
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

A clamping circuit containing a transistor and a current amplifier. The transistor is designed to turn on when the voltage at a node exceeds (falls below) a specified upper (lower) level. The current amplifier is designed to draw substantial amount of current when the transistor is turned on to clamp the voltage at the node to the desired level.

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