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    • 1. 发明申请
    • ENVIRONMENTAL MONITORING USING MOBILE DEVICES AND NETWORK INFORMATION SERVER
    • 使用移动设备和网络信息服务器的环境监控
    • WO2007024888A2
    • 2007-03-01
    • PCT/US2006/032824
    • 2006-08-22
    • TELCORDIA TECHNOLOGIES, INC.ZHANG, TaoMADHANI, SunilYAQUB, Raziq
    • ZHANG, TaoMADHANI, SunilYAQUB, Raziq
    • G01S3/02
    • G08B21/12
    • Sensors mounted on vehicles (e.g., buses, taxis, police cars) and public personnel (e.g., policemen) are used to monitor various conditions and situations such as air quality, potential biological and chemical attacks, and road and traffic conditions. The invention improves upon the typical approach that deploys fixed sensors at every geographical position of interest. The total number of required sensors and the size and the complexity of the network infrastructure required to connect the sensors are reduced and simplified. A method for estimating the number of mobile sensors required to cover a region of interest also is disclosed. A relatively small number of mobile sensors may be sufficient to cover a large area at a lower cost and less complexity than a fixed sensor network.
    • 用于车辆(例如公共汽车,出租车,警车)和公共人员(例如警察)的传感器用于监测空气质量,潜在的生物和化学攻击以及道路和交通状况等各种状况和情况。 本发明改进了在感兴趣的每个地理位置部署固定传感器的典型方法。 所需传感器的总数以及连接传感器所需的网络基础设施的大小和复杂性得到了简化和简化。 还公开了一种用于估计覆盖感兴趣区域所需的移动传感器的数量的方法。 相对较少的移动传感器可能足以以比固定的传感器网络更低的成本和更少的复杂性覆盖大面积。
    • 6. 发明申请
    • VEHICLE SEGMENT CERTIFICATE MANAGEMENT USING SHORT-LIVED, UNLINKED CERTIFICATE SCHEMES
    • 使用短租,无证书方案的车辆部门认证管理
    • WO2008115988A1
    • 2008-09-25
    • PCT/US2008/057499
    • 2008-03-19
    • TELCORDIA TECHNOLOGIES, INC.ZHANG, TaoDI CRESCENZO, GiovanniPIETROWICZ, StanleyWHITE, Robert, G.
    • ZHANG, TaoDI CRESCENZO, GiovanniPIETROWICZ, StanleyWHITE, Robert, G.
    • H04L9/00
    • H04L9/3268H04L2209/42H04L2209/84
    • The present invention advantageously provides a system and method for management of cryptographic keys and certificates for a plurality of vehicles. Each vehicle of the plurality of vehicles generates public/private key pairs, requests multiple time-distributed certificates, creates an encrypted identity, and surrenders expired certificates. An assigning authority receives the public/private key pairs, the request for multiple time-distributed certificates, the encrypted identity, and the expired certificates from said vehicle. The assigning authority authorizes the vehicle with an authorizing authority, validates the expired certificates, proves ownership, and distributes the requested time-distributed certificates to said vehicle. Validation can comprise checking expired certificates against misused, compromised and/or previously surrendered certificates. Time-distributed certificates can have lifetimes adjustable based on certificate misuse detection system algorithms, amount of malicious activity detected, and/or certificate authority capacity.
    • 本发明有利地提供了一种用于管理多个车辆的加密密钥和证书的系统和方法。 多个车辆中的每个车辆产生公钥/私钥对,请求多个时间分布证书,创建加密身份,并交出过期证书。 分配机构从所述车辆接收公共/私人密钥对,多个时间分布证书的请求,加密的身份和过期的证书。 分配机构授权车辆授权,验证过期的证书,证明所有权,并将所要求的分发时间的证书分发给所述车辆。 验证可以包括检查过期的证书,以防被滥用,受到损害和/或以前交出的证书。 基于证书滥用检测系统算法,检测到的恶意活动量和/或证书颁发机构容量,分布式证书的生命周期可以调整。
    • 8. 发明申请
    • METHOD TO MODEL VEHICULAR COMMUNICATION NETWORKS AS RANDOM GEOMETRIC GRAPHS
    • 将车辆通信网络模型化为随机几何图形的方法
    • WO2011025933A1
    • 2011-03-03
    • PCT/US2010/046940
    • 2010-08-27
    • TELCORDIA TECHNOLOGIES, INC.DICRESCENZO, GiovanniKONDAREDDY, YogeshZHANG, Tao
    • DICRESCENZO, GiovanniKONDAREDDY, YogeshZHANG, Tao
    • G06F15/173
    • H04L41/142H04L41/145H04L43/18H04W16/22
    • A method for generating mathematical analysis of a communication protocol in a vehicular communications network. The method defines features of a vehicular network, which may include a graph of a street map within a geographic area. A random geometric graph with a plurality of parameters is generated. A plurality of communications protocols on the vehicular network are defined. A communication protocol over the random geometric graph is redefined. A communication protocol's basic properties and associated features on the random geometric graph are analyzed. Results of the analysis are generated. The results of the analysis based on the random geometric graph's parameters are translated into results based on the vehicular network features. The random geometric graph with the parameters are displayed. The parameters may include: a number of graph nodes; and a probability that any two nodes are communicably connected being expressed as a function of the vehicular network features.
    • 一种用于产生车辆通信网络中的通信协议的数学分析的方法。 该方法定义了车辆网络的特征,其可以包括地理区域内的街道地图的图形。 产生具有多个参数的随机几何图形。 定义了车辆网络上的多个通信协议。 重新定义了随机几何图形上的通信协议。 分析了随机几何图形中通信协议的基本属性和相关特征。 生成分析结果。 基于随机几何图参数的分析结果根据车辆网络特征转化为结果。 显示具有参数的随机几何图形。 参数可以包括:多个图形节点; 并且任何两个节点可通信地连接的概率被表示为车辆网络特征的函数。