基于区块链的车联网数据共享综述

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中图分类号：TP399；U495 文献标志码：A 文章编号：1001-3695（2025）06-002-1611-13

doi：10.19734/j.issn.1001-3695.2024.10.0450

Review of blockchain-based data sharing in Internet of Vehicles

Fan Yanfang，Zhang Zhe†，Qin Tianqi，Chen Ruoyu，Sun Yinglun （SchoolofComputer，BeijingInformation Science&Technology University，Beijing1Oo1O1，China）

Abstract：DatasharingintheIoV，whichinvolvestheexchangeandsharingof raficdataamong vehiclesorbetweenvehicles andinfrastructure，significantlyenhancesdriving experienceandsafety.Blckchaintechnology，cha-racterizedbydecentralization，tamper-proof，and traceability，hasbeenwidelyadoptedfordatasharinginIoVenvironments，offeringunprecedented opportunities toestablishatrusteddata-sharing ecosystem.However，applyingtraditional blockchaintoIoVdatasharing poses substantialchallenges.Toaddresstheseissues，numerousresearchefortshaveproposedtargetedsolutions.Thispaperprovidedacomprehensivereviewofblockchain-basedIoVdatasharing.Itfirstlyintroducedthefundamentalconceptsofblockchain andIoVdatasharing.Subsequently，itanalyzedthecurrent stateofresearchonblockchain-basedIoVdatasharingsolutions， highlighting keychallenges.Specificall，thisstudywasthefirstto focusonandcompare existing solutions addressng two majorchalenges：lowthroughputandhighstorageoverhead.Finallyitproposedpotentialfutureresearchdirections，cosidering the evolving trends in both IoVand blockchain technologies.

Key Words： Internet of Vehicles（IoV）； blockchain;data sharing；throughput rate； storage overhead

0 引言

车联网（IoV）指的是以行驶中的车辆作为数据感知对象，借助新一代信息通信技术实现车与万物（vehicle-to-everything，V2X），即车与车、人、基础设施之间的网络互联，以此提升车辆整体的智能化水平，为用户提供安全、舒适、智能、高效的驾驶体验与交通服务，提高道路交通的安全性、高效性和便利性，提升社会交通服务质量[1]

随着车载远程信息处理技术和应用的快速发展，车辆产生了大量不同类型的数据。（剩余46148字）