What is ISO-IEC 20968-4:2021?

ISO-IEC 20968-4:2021, also known as Information technology -- Radio frequency identification for item management -- Part 4: Parameters for air interface communications at 10 feet (3,048 mm) and 474 MHz, is an international standard that specifies the technical requirements for RFID systems operating in the UHF band. It provides guidelines for designing and deploying RFID systems to ensure interoperability and reliable communication between tags and readers.

The Importance of ISO-IEC 20968-4:2021

ISO-IEC 20968-4:2021 plays a crucial role in various industries where item management and tracking are essential. With the increasing adoption of RFID technology, this standard ensures consistency and compatibility across different RFID systems. By complying with this standard, organizations can minimize operational inefficiencies, improve supply chain visibility, enhance inventory accuracy, and enable seamless integration of RFID systems with existing infrastructure.

Technical Requirements and Specifications

ISO-IEC 20968-4:2021 specifies the parameters for air interface communications at a distance of 10 feet (3,048 mm) and a frequency of 474 MHz. It covers aspects such as modulation schemes, channel coding, anti-collision algorithms, reader-to-tag and tag-to-reader protocols, data rates, and power levels. These specifications ensure that RFID systems conforming to the standard can achieve reliable and consistent performance, even in challenging environments with high tag densities and interference.

Benefits and Future Implications

The adoption of ISO-IEC 20968-4:2021 brings several benefits to organizations and industries utilizing RFID technology. Firstly, it enables enhanced inventory management, allowing businesses to accurately track and locate items in real-time, leading to improved efficiency and cost savings. Secondly, it promotes interoperability among different RFID systems, facilitating seamless integration and information exchange across the supply chain. Additionally, compliance with this standard assures organizations that their investments in RFID technology align with industry best practices and future-proof solutions.