Patent · US Expired

Multiplexing amplifier

US6489845B1 · kind B1 · utility

13Cited by
10References
28Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 4, 2000
Grant dateDec 3, 2002
Priority date
Expiry dateApr 4, 2020

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03K17/6264
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

A multiplexing amplifier has a differential amplifier for amplifying multiple input signals which are selected by a plurality input select circuits. The select circuits are comprised of longtail transistor pairs which are activated by current steering diodes controlled by input selection signals.

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