How Is Data Stored in a Barcode? Understanding Barcode Technology

Learn how data is stored in barcodes and the decoding process through a simple visual format.

594 views

Data in a barcode is stored as a series of parallel bars and spaces of varying widths. Each pattern corresponds to specific characters, numbers, or symbols, which are decoded by a barcode scanner. The arrangement of these bars and spaces represents the encoded information such as product details, serial numbers, or pricing.

FAQs & Answers

  1. What types of data can a barcode store? A barcode can store various types of data, including product details, serial numbers, and pricing information.
  2. How does a barcode scanner decode information? A barcode scanner uses light to read the patterns of bars and spaces, translating them into data through specific algorithms.
  3. What are the common types of barcodes? Common types of barcodes include UPC, QR codes, and Code 128, each serving different purposes in data encoding.