QR Code and Bar Code Scanning

QR Scan

What is bar code

Those who have bought things at convenience stores have all seen barcodes, but do not know if they realize that these barcodes are completely different. A barcode is an image that displays information that the scanner can read about the product information written into it, is a set of parallel black lines with different widths, forming a Small rectangle, attached to one corner of the product.

Barcodes on products contain information about the manufacturer, product type, price, .. information that can be read by specialized readers. Because it contains information in only one horizontal direction (horizontal direction), it is said to contain 1D (1-dimensional) information.

A barcode is a machine-readable representation of data that is used to encode information such as product identification numbers and other data. Barcodes consist of a series of parallel lines and spaces of varying widths, which can be read by a barcode scanner.

Barcodes are used in various industries, including retail, healthcare, and logistics, to quickly and accurately identify and track products. There are several different types of barcodes, including linear barcodes such as UPC and Code 39, and two-dimensional barcodes such as QR codes and Data Matrix codes.

Barcodes are an important part of modern supply chain management, as they allow companies to track products from the point of manufacture to the point of sale. By using barcodes, companies can improve their inventory management, reduce errors, and increase efficiency in their operations.