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LANE IDENTIFICATION METHOD, COMMUNICATION METHOD BETWEEN ROAD AND VEHICLE, VEHICLE SAFETY SYSTEM, VEHICLE SAFETY DEVICE, LANE IDENTIFICATION SYSTEM AND ON-VEHICLE MOBILE STATION
LANE IDENTIFICATION METHOD, COMMUNICATION METHOD BETWEEN ROAD AND VEHICLE, VEHICLE SAFETY SYSTEM, VEHICLE SAFETY DEVICE, LANE IDENTIFICATION SYSTEM AND ON-VEHICLE MOBILE STATION
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机译:车道识别方法,道路与车辆之间的通信方法,车辆安全系统,车辆安全装置,车道识别系统和车载移动站
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摘要
PROBLEM TO BE SOLVED: To identify the traveling lane with sufficient accuracy when a vehicle travels on a road and to reduce the number of antennas. ;SOLUTION: In this lane identification method for identifying the traveling lane of the vehicle 8 by transmitting and receiving radio waves between on-road stations 2 and 5 disposed on the road 1 and a mobile station 9 loaded on the vehicle 8 moving inside the communication area of the on-road stations 2 and 5, by cyclically synchronizing and transmitting the different data signals of code sequences in the on-road stations 2 and 5 and receiving the respective radio waves transmitted from the on-road stations 2 and 5 in the mobile station 9, the data signals of the respective code sequences transmitted from the on-road stations 2 and 5 are acquired, the arrival time difference of the respective radio waves is measured based on the data signals of the code sequences, then an arithmetic operation is performed based on the arrival time difference and the traveling lane of the vehicle 8 is identified.;COPYRIGHT: (C)2000,JPO
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