将交叉口无线电消息转化为 ADAS 决策指令
V2I 无线电模块本身只负责搬运原始字节流。真正的工程难点在其上一层:车载计算平台必须解析 SAE J2735 标准的 ASN.1 编码负载,将信号灯相位时序与充满噪声的 GNSS 定位数据进行严密核对,并在毫秒级时限内向 ADAS 规划器交付一份可信的交叉口状态快照。
V2I Application Layer Zonal Architecture
Central Controller: V2I Application Layer — SPaT/MAP Compute Pipeline
Zonal Control Units & TSN Ring
- ASN.1 UPER Decoder
- Intersection State Fusion
- GNSS/HD-Map Alignment
- ADAS Planner API
- Confidence Scoring Engine
承接 V2I 无线电与 ADAS 规划器之间的应用层软件
automotivev2i.com 关注的正是路侧单元(RSU)发出的 SPaT 或 MAP 数据帧抵达车辆网络缓冲区之后所发生的一切:ASN.1 UPER 解码、时间戳与坐标参照系的严密核对、与车载感知结果的置信度交叉评分,以及最终向绿灯最优车速建议(GLOSA)、交叉口运动辅助等 ADAS 模块交付一份干净可信的交叉口状态对象。
Core Engineering Areas
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