Patent · US Expired

Circuit arrangement for amplifying high frequency electromagnetic waves

US4132956A · kind A · utility

11Cited by
1References
12Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 28, 1978
Grant dateJan 2, 1979
Priority date
Expiry dateMar 28, 1998

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S505/855
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

A circuit for amplifying high frequency electromagnetic waves composed of a Josephson junction constituting an electromagnetic high frequency line along which electromagnetic waves can propagate at a signal frequency and at least one idler frequency, the junction being supplied with a direct voltage which modulates its associated Josephson current with respect to time, and with a magnetic field which modulates that current with respect to space.

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