GB/T 20851.5-2019E 电子收费 专用短程通信 第5部分:物理层主要参数测试方法(英文版) Electronic toll collection—Dedicated short range communication—Part 5:Test methods of the main parameters in physical layer
This part specifies the recommended technical specifications for main test instruments, accessories, test conditions and test methods for the main parameters in physical layer of Dedicated Short Range Communication (DSRC) used in Electronic Toll Collection (ETC) systems.
This part is applicable to ETC system for highway and Electronic Charging System for urban roads, and also can be refered for Automatic Vehicle Identification (AVI), vehicle entry and exit management and other fields