Patent · US Expired

Voltage controlled oscillator

US5159346A · kind A · utility

8Cited by
2References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 10, 1991
Grant dateOct 27, 1992
Priority date
Expiry dateJun 10, 2011

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03C3/20
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

A voltage controlled oscillator (VCO 10) is disclosed in a "ring" configuration using two FETs. Two isolated voltage control terminals provide increased tuning bandwidth. The design uses an active feedback topology resulting in greater device size for higher output power and circuit Q.

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