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Browse Prior Art Database

COPIER OPTICS SCANNING SERVO IMPLEMENTED BY MICROPROCESSOR

IP.com Disclosure Number: IPCOM000026687D
Original Publication Date: 1993-Apr-30
Included in the Prior Art Database: 2004-Apr-06

Publishing Venue

Xerox Disclosure Journal

Abstract

A copier optics servo system uses a microprocessor to provide phase-locking, speed feedback, phase compensation and pulse width modulation. As shown in Fig. 1, a DC motor 2 drives the scan s stem. Attached to the