Browse Prior Art Database

Time of Day Oscillator Circuit

IP.com Disclosure Number: IPCOM000069873D
Original Publication Date: 1978-Jul-01
Included in the Prior Art Database: 2005-Feb-21

Publishing Venue

IBM

Related People

Authors:
Cannon, JW [+details]

Abstract

This article describes a circuit that restores the cumulative error inherent in crystal oscillator timing apparatus. The method involves tracking the power line frequency within a certain bandwidth, but unlocking and producing center frequency if the power line is beyond the specified bandwidth.