A QR code (Quick Response code) is a type of matrix barcode first designed for the automotive industry. The system has become popular outside the industry due to its fast readability and large storage capacity compared to traditional UPC barcodes.

This introductory course will discuss the definition, uses, and history of QR Codes. It will also present a few technologies like barcodes and barcode readers, intelligent mail barcode, MSI Barcode, Plessy Barcode, and Automatic Equipment Identification.