智能网联车辆空中下载系统精益化设计  

Lean Design of Intelligent Connected Vehicle OTA System

作　　者：柳旭 周时莹 范玲玲 李长龙 周锐 Liu Xu;Zhou Shiying;Fan Lingling;Li Changlong;Zhou Rui(Global R&D Center,China FAW Corporation Limited,Changchun 130013;National Key Laboratory of Advanced Vehicle Integration and Control,Changchun 130013)

机构地区：[1]中国第一汽车股份有限公司研发总院,长春130013 [2]高端汽车集成与控制全国重点实验室,长春130013

出　　处：《汽车工程师》2024年第6期1-7,共7页Automotive Engineer

摘　　要：为提高现有远程升级系统的高并发连接能力、自动化程度及下载升级效率,利用云端微服务化、基于整车基线的自动升级路线策略、独立下载通道、轻量化远程参数修改等技术对空中下载(OTA)系统方案进行精益化设计,量产车型的实车功能及性能试验结果表明:该方案满足百万辆级车辆的并发使用需求,升级稳定性接近100%。In order to improve the high concurrency connectivity,degree of automation and efficiency of downloading upgrading,this article uses cloud-based microservice,automatic upgrade path strategy based on vehicle baseline,independent download channel and lightweight remote parameter correction to make lean design for Over-The-Air(OTA)system scheme.Function and performance test results of mass-produced vehicles show that this scheme satisfies the demand of concurrent use for vehicles with production capacity of one million unit,with upgrade stability nearly reaching 100%.

关 键 词：空中下载 软件基线 任务自动化 独立下载 

分 类 号：U461[机械工程—车辆工程]