Patent · US Expired

Voltage controlled oscillator

US4761616A · kind A · utility

11Cited by
3References
22Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 4, 1987
Grant dateAug 2, 1988
Priority date
Expiry dateSep 4, 2007

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03B5/326
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

A voltage controlled oscillator circuit having an amplifier coupled in series with a feedback circuit and having adjustable voltage means coupled to the phase shifting element means for varying the phase shift of the phase shifting element output signal thereby varying the frequency of oscillation of the oscillator circuit.

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