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DATA STRUCTURE OF ROAD NETWORK DATA, ROAD NETWORK DATA PREPARATION DEVICE, ROAD NETWORK DATA PREPARATION PROGRAM, AND ROUTE GUIDANCE DEVICE
DATA STRUCTURE OF ROAD NETWORK DATA, ROAD NETWORK DATA PREPARATION DEVICE, ROAD NETWORK DATA PREPARATION PROGRAM, AND ROUTE GUIDANCE DEVICE
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机译:道路网络数据的数据结构,道路网络数据准备设备,道路网络数据准备程序和路由引导设备
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摘要
PROBLEM TO BE SOLVED: To provide a data structure of road network data free from impairing compatibility with conventional route guidance devices based on a principle inhibiting transfer across links, and to provide a preparation device for such road network data, a program for preparing such road network data, and a route guidance device efficiently utilizing such road network data.;SOLUTION: Within a lane change admissible section 20u, the section is expressed by one lane change admissible section link 211 regardless of presence/absence of a plurality of lanes, and a plurality of links 111, 121, 131 per lane of the lane change prohibition section 10u are integrated into one at a beginning node 210 and branched into a plurality of links 311, 321, 331 per lane at a termination node 220.;COPYRIGHT: (C)2010,JPO&INPIT
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