Method of angle correcting doubly rotated crystal resonators

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United States of America Patent

PATENT NO 4375604
SERIAL NO

06238895

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Abstract

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Doubly rotated quartz crystal blanks such as the SC, IT and FC cuts have ir apparent angles of cut and hence their frequency vs. temperature characteristics modified by changing the contours of one or both of the convex sides thereof, or by changing the electrode areas thereof; or a combination of these two changes.

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Patent Owner(s)

  • THE UNITED STATES OF AMERICA AS REPRESENTED BY THE SECRETARY OF THE ARMY

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Vig, John R Colts Neck, NJ 45 683

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