Patent · US Expired

Current amplifier having multiple selectable outputs

US4501979A · kind A · utility

3Cited by
4References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 30, 1982
Grant dateFeb 26, 1985
Priority date
Expiry dateAug 30, 2002

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG05F3/265
  • WIPO fieldControl
  • WIPO sectorInstruments

Abstract

A current amplifier is provided having a single control amplifier and a plurality of output stages. The desired output stage is digitally selected. The ratios of the output stage currents may be selected during the metalization process. A single capacitor compensates for all output stages regardless of which output stage is selected.

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