专利名称：TRAFFIC INFORMATION SEARCH METHOD,
TRAFFIC INFORMATION SEARCH SYSTEM,MOBILE BODY COMMUNICATION DEVICE,AND NETWORK NAVIGATION CENTER
发明人：YOSHIKAWA, KAZUTAKA,NAKAMURA,
MASAKI,MUTSUGA, KATSUHIKO,ISHIKAWA,HIROKI
申请号：EP02758822申请日：20020809公开号：EP1429115A4公开日：20050209
摘要：From a mobile communication device (12), road information (RI) about either apreliminarily registered point or an arbitrary point on a route from a present position toa destination is transmitted to and received in a network navigation center (10) via acellular phone base station (14) and a general telephone network (16). Based on thatroad information RI, the network navigation center (10) retrieves traffic information (TI)about the registered point or the arbitrary point on the route, and then transmits theretrieved traffic information (TI) to the mobile communication device (12) via the generaltelephone network (16) and the cellular phone base station (14). The traffic information(TI) is comprised of traffic congestion area data about the registered point or thearbitrary point on the route, which displayed on a display (43) in the mobile
communication device (12); whereby the user is informed of future traffic information liketraffic congestion.
申请人：AISIN AW CO., LTD.
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