发明名称 |
Map Information Processing Apparatus And Storage Medium Of Map Information |
摘要 |
In a map information processing apparatus including a processor 5 for updating map information containing map data stored in a map information storage device 3 , road network data contained in the map data stored in the map information storage device has a data structure in which the road network data is composed of link strings each of which represents a series of roads in a road network as a series of links connecting nodes, the road network being represented by the nodes and the links; each of the link strings is represented by a link string record in which link records defining the links are arranged in order of the series of the links; each link constituting the link strings is provided with an invariable link identifier proper to each link; and node indication information for designating each node included in the link strings is represented by the link identifier of the link having the node as its one end.
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申请公布号 |
US2008091344(A1) |
申请公布日期 |
2008.04.17 |
申请号 |
US20050791939 |
申请日期 |
2005.11.14 |
申请人 |
MIKURIYA MAKOTO;UMEZU MASAHARU;IKEUCHI TOMOYA;SHIMOTANI MITSUO |
发明人 |
MIKURIYA MAKOTO;UMEZU MASAHARU;IKEUCHI TOMOYA;SHIMOTANI MITSUO |
分类号 |
G01C21/30 |
主分类号 |
G01C21/30 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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