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当车联网遇到区块链,会产生什么样的反应?
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Topic: 当车联网遇到区块链,会产生什么样的反应? (Read 80 times)
iFish31511983
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当车联网遇到区块链,会产生什么样的反应?
July 07, 2018, 12:01:50 PM
#1
区块链应用于车联网的新探索。
在电影《速度与激情》中,有一段剧情描述了顶尖黑客侵入数千辆汽车感测系统,远程控制这些车子自动涌上纽约街头…
那么当车联网变成了现实,那么它和区块链的结合会产生什么样的反应呢?
最近,大众汽车申请了一项专利,允许车辆通过基于区块链的网络相互通信,旨在通过监测附近车辆的信息,来提醒驾驶员潜在的危险。
其实早在2014年,就已经出现了 V2V通信技术,可以监测街上行驶的其他车辆的速度、位置,通过一台连接了Wi-Fi的无线广播系统,能够自动提示驾驶员盲区出现的车辆,仪表显示器上会有红色灯亮起令驾驶员做出及时反应。
虽然大众汽车的专利并未描述其具体应用的场景,但福特汽车公司已经提前给了个答案。其研发的CMMP系统,是一个结合了区块链技术和通证经济的车联网平台。
根据福特的专利申请书显示,这些车辆将会先安装自适应巡航控制技术(CACC),安装在车辆前部的车距传感器持续扫描车辆前方道路,同时轮速传感器采集附近车辆车速信号。当与附近的车辆距离过小时,CACC技术可以使车轮适当制动,并使发动机的输出功率下降,以使车辆与附近车辆始终保持安全距离。
当交通拥堵时,CMMP系统向所有车辆广播信息。根据车辆的实时地理位置信息,将自动把车辆组成车队,在保持车流的同时,以一致的速度行驶。但是如果有车主愿意花费CMMP平台上的代币,就可以“插队”,优先进入车道。一个代币,可优先10秒。
未来,区块链和车联网的结合可能还会有更多的运用。比如自动执行交易、分散记录信息、保护车主隐私等。举几个例子来说:
第一,车联网的生态链包含了汽修汽配、车辆管理、汽车制造商、汽车租赁、保险等。而智能合约能够实现交易的自动执行。
第二,车牌作为汽车的唯一账号及标识,接入区块链系统。由于区块链的不可篡改性,违章信息、交通事故的现场信息将会永久记录在区块链里,这样可以实现证据的固化。
第三,除了车辆自身的信息,车主的信息包括个人隐私、驾驶习惯和行为模式信息都会汇聚到中央处理器。这可能会遭遇到开头提到的场景,车辆被黑客控制,制造事故,并且车主可能会面临数据泄露的危险。区块链去中心化分散记录的特性,黑客较不容易攻击,保证了道路的安全性;并且区块链匿名记录方式,也会有效地保护个人隐私。
当然,区块链技术实也存在一些不可解决的问题,比如网络传输延迟等等这些问题,这些问题可能需要云计算来实现。而且车联网和区块链的结合运用需要的是全世界用户的支持。因为有的用户可能未必会愿意接入到福特的CMMP系统当中,而有的用户接受了CMMP系统。那么系统该如何调度车辆,使得他们在交通拥堵期间形成有序的车流呢?
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当车联网遇到区块链,会产生什么样的反应?
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