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Purchase Order Management Best Practices by Michael Beitler, Arun Gupta, Ehap Sabri

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IDENTIFICATION TECHNOLOGIES: BARCODES AND RFID

INTRODUCTION

Two atomic (or most basic) measurements within any supply chain are the item and the quantity. Decisions that impact the health of a supply chain are based on the quantities of any item anywhere in the pipeline. Hence knowing “how much” of “what item” is available in the supply chain is extremely important.

Before a quantity can be determined, identifying and sorting items that are alike is important. Physical characteristics are used to distinguish between objects and to identify them (e.g., 10 mm and 20 mm, as a measurement of the diameter of bolts), but objects that are not visible ...

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