Now there is a comprehensive, comparative guide to today's automated identification systems--bar coding and magnetic stripes, voice input and output, radio frequency tagging, OCR, and vision and touch screens. Readers receive a full review and step-by-step guidance.dard symbologies have developed that allow a label printed by one company to be read by any other company. Bar code labels help track everything from tanks to honeybees (Fig. 2-1). A bar code system consists of four parts: the symbol, the scanner, the reader, and electronic communication. ... Exactly how to print and interpret the bars and spaces in a bar code depends on the specific symbology used.
|Author||:||Kevin R. Sharp|
|Publisher||:||Van Nostrand Reinhold Computer - 1990-01-01|