标准简介
This part of standard GB/T 20851 specifies the core structure and framework of the Application Layer of dedicated short range communication (DSRC) used in electronic toll collection (ETC) systems, and defines the basic services provided by the transfer kernel, the initialization kernel and the boradcast kernel of the application layer. 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.英文名称：Electronic toll collection—Dedicated short range communication—Part 3:Application layer
标准状态：现行
替代情况：替代GB/T 20851.3-2007
中标分类：电子元器件与信息技术>>信息处理技术>>L79计算机开放与系统互连
ICS分类：信息技术、办公机械设备>>开放系统互连(OSI)>>35.100.70应用层
发布部门：State Admi.
发布日期：2019-05-10
实施日期：2019-12-01
出版日期：2020-07-01
页数：60页
前言
计算机开放与系统互连相关标准
