基于區(qū)塊鏈的車聯(lián)網(wǎng)數(shù)據(jù)共享綜述
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中圖分類號：TP399；U495 文獻標志碼：A 文章編號：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
車聯(lián)網(wǎng)（IoV）指的是以行駛中的車輛作為數(shù)據(jù)感知對象，借助新一代信息通信技術實現(xiàn)車與萬物（vehicle-to-everything，V2X），即車與車、人、基礎設施之間的網(wǎng)絡互聯(lián)，以此提升車輛整體的智能化水平，為用戶提供安全、舒適、智能、高效的駕駛體驗與交通服務，提高道路交通的安全性、高效性和便利性，提升社會交通服務質量[1]
隨著車載遠程信息處理技術和應用的快速發(fā)展，車輛產(chǎn)生了大量不同類型的數(shù)據(jù)。（剩余46148字）