Patent · US Expired

Programmable frequency divider and method

US4234849A · kind A · utility

10Cited by
7References
11Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 10, 1977
Grant dateNov 18, 1980
Priority date
Expiry dateNov 10, 1997

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03K23/667
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

A high frequency programmable frequency divider operates in a digital manner to divide the frequency of an applied signal by an integer value greater than five. The frequency divider combines emitter coupled logic (ECL) devices to perform a frequency divide algorithm at frequencies of 220 MHz.

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