GB/T 20851.3-2007
AbolishedElectronic toll collection - Dedicated short range communication - Part 3: Application layer
电子收费 专用短程通信 第3部分：应用层
Application Summary AI generated
This standard defines the application layer protocol for dedicated short-range communication (DSRC) in electronic toll collection (ETC) systems. It specifies data exchange rules, message formats, and transaction procedures between onboard units (OBUs) and roadside units (RSUs) for vehicle identification and fee deduction. The standard is applied in highway toll plazas and parking access systems across China to ensure interoperability between different manufacturers' ETC equipment.
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