Browse Prior Art Database

Sample and Hold Type Mark Detector

IP.com Disclosure Number: IPCOM000045271D
Original Publication Date: 1983-Feb-01
Included in the Prior Art Database: 2005-Feb-06

Publishing Venue

IBM

Related People

Authors:
Eguchi, H [+details]

Abstract

A circuit for sensing optical marks on a reflective background is disclosed which is applicable to an optical line finder (OLF) for passbook printing, wherein a line mark for the last printed line thereon is optically sensed prior to the next line printing to properly determine the next print line.