Research/Patents/US 5512863
US 5512863

METHOD OF MINIMIZING THE AGING AND RADIATION INDUCED FREQUENCY SHIFTS OF QUARTZ OSCILLATORS

Assignee

ARMY, DEPARTMENT OF THE, UNITED STATES OF AMERICA, AS REPRESENTED BY THE SECRETARY

Filed

Aug 12, 1985

Granted

Apr 30, 1996

Location

COLTS NECK NJ US

Abstract

The aging and radiation induced frequency shifts of quartz crystal oscillrs are minimized by using oscillator circuits in which the DC voltage applied to the quartz crystal is about zero. This results in reduced movement of impurity ions which generally cause such shifts.

Source: Google Patents

35 USC §181 Secrecy Order

Imposed

May 13, 1986

Rescinded

Mar 29, 1994

Duration

7 years, 10 months

Inventor

  • 1JOHN R. VIG

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Back to patent indexSource: USPTO 35 USC §181 secrecy order records