Patent · US Expired

Closed loop feedback digital system for exponentially varying signal frequency

US4042973A · kind A · utility

6Cited by
5References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 5, 1976
Grant dateAug 16, 1977
Priority date
Expiry dateApr 5, 1996

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F7/68
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

An electronic closed loop feedback digital system generating a square-wave like signal the frequency of which may be selectively increased or decreased in a generally exponential manner.

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