Patent · US Expired

Oscillator having low phase noise

US4831339A · kind A · utility

10Cited by
19References
32Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 21, 1987
Grant dateMay 16, 1989
Priority date
Expiry dateAug 21, 2007

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03L7/08
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

Phase noise in a carrier signal is reduced by use of a phase locked loop which is responsive to the carrier signal and another signal of comparable noise level but having non-correlated phase noise.

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