This article provides a comprehensive review of the research and application of EAN codes, detailing the background, characteristics, applications, encoding, and decoding of EAN codes. In today's world, information economy has become a prominent feature of society, with various information technologies entering people's lives. Barcode technology is an important part of this, providing great convenience in daily life. Over the past decade, automatic identification technology, represented by barcode technology, has been continuously developing in various industries of China's national economy, becoming an important part of informatization construction. The development path of barcode technology in China is still long, and its application will gradually demonstrate its social and economic benefits. Therefore, research on the identification and encoding of barcodes is a meaningful topic.
This article covers the following content: first, it introduces the technical characteristics and encoding rules of the EAN-13 barcode. Second, it explores barcode recognition technology based on image recognition, designing a barcode recognition system based on the technical characteristics of barcodes, including modules for image preprocessing, image extraction, and decoding. Keywords: EAN-13 code, barcode recognition, image processing.