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    • 2. 发明申请
    • METHOD AND CIRCUIT ARRANGEMENT FOR CHECKING THE ROTOR POSITION OF A SYNCHROUNOUS MACHINE
    • 检查同步机的转子位置的方法和电路布置
    • US20130134967A1
    • 2013-05-30
    • US13814324
    • 2011-07-28
    • Tom KaufmannPeter StauderChristian BitschBogdan BudianuJochen Leideck
    • Tom KaufmannPeter StauderChristian BitschBogdan BudianuJochen Leideck
    • G01B7/14
    • G01B7/14H02P6/185H02P6/22
    • A method for validating a vehicle-to-X message, in which the message is received by an antenna arrangement having a least two antenna elements connected with a communication device. An electromagnetic field strength of the message is recorded based on different reception characteristics with different power densities, wherein the message includes an absolute position of a transmitter, and an absolute position of a receiver determined on the basis of global satellite navigation or on a map comparison. A first relative position of the transmitter is calculated from the absolute positions of the receiver and the transmitter. A second relative position is calculated from the ratio of the power densities or read out from a reference diagram. If a comparison of the first and second relative positions reveals a large degree of correspondence, the message is validated, and if a large degree of deviation is detected, the message is rejected.
    • 一种用于验证车辆到X消息的方法,其中所述消息由具有与通信设备连接的至少两个天线元件的天线装置接收。 基于具有不同功率密度的不同接收特性来记录消息的电磁场强度,其中该消息包括发射机的绝对位置以及基于全球卫星导航确定的接收机的绝对位置或者在地图比较 。 根据接收机和发射机的绝对位置计算发射机的第一个相对位置。 从功率密度的比值或从参考图读出的第二个相对位置。 如果第一和第二相对位置的比较显示很大的对应关系,则消息被验证,并且如果检测到大的偏差,则该消息被拒绝。