Patent · US Expired

IC chip with noise suppression circuit

US4585958A · kind A · utility

17Cited by
8References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 30, 1983
Grant dateApr 29, 1986
Priority date
Expiry dateDec 30, 2003

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03K19/0963
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

A microprocessor chip is adapted to maintain its databus at a reference voltage level during idle times between outputs. The arrangement enables like pull-up and pull-down delays as well as low noise levels to be achieved in the output circuits.

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