Road vehicles - Vehicle to grid communication interface - Part 8: Physical layer and data link layer requirements for wireless communication (ISO 15118-8:2020)

This technical specification defines the essential requirements for the physical layer and data link layer of wireless communication interfaces between self-powered vehicles and electrical grids. It establishes the framework for enabling secure and efficient data exchange in vehicle-to-grid systems, focusing on radio frequency protocols that ensure reliable connectivity. The document outlines specific parameters for signal modulation, channel access methods, and error handling procedures designed for automotive and grid applications. By standardizing these wireless communication aspects, it facilitates interoperability among diverse equipment manufacturers and grid operators. The content addresses critical technical specifications necessary for maintaining communication integrity under varying operational conditions, including handling of packet loss, latency management, and protocol synchronization. This document serves as a foundational reference for engineers developing wireless charging stations and smart grid integration systems, ensuring that data transmission meets rigorous safety and performance criteria without relying on wired connections. It complements broader international frameworks by providing detailed implementation guidelines for wireless scenarios within the electric vehicle ecosystem.