COST SETTING DEVICE, COST SETTING METHOD, COMPUTER PROGRAM FOR SETTING COST, AND RECORDING MEDIUM RECORDING COMPUTER PROGRAM

• Main Authors: HANAI MITSUHARU, OSAKI SHINTARO, KATO HISASHI
• Format: Patent
• Language: English; Japanese
• Published: 22.10.2015
• Subjects: ADVERTISING; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND,DEAF OR MUTE; CRYPTOGRAPHY; DIAGRAMS; DISPLAY; EDUCATION; EDUCATIONAL OR DEMONSTRATION APPLIANCES; GLOBES; GYROSCOPIC INSTRUMENTS; MEASURING; MEASURING DISTANCES, LEVELS OR BEARINGS; NAVIGATION; PHOTOGRAMMETRY OR VIDEOGRAMMETRY; PHYSICS; PLANETARIA; SEALS; SIGNALLING; SURVEYING; TESTING; TRAFFIC CONTROL SYSTEMS

PROBLEM TO BE SOLVED: To provide a cost setting device and a cost setting method for setting cost used when a navigation system does a route search and set in light of route safety.SOLUTION: A closed link is detected from a road network containing link closure information, it is determined whether the closure results from a preset reason for the detected link, and cost of other links included in a predetermined region based on the detected link is set high if a determination result indicates that the closure results from the preset reason. 【課題】ナビゲーション装置が経路探索を行う際に利用するコストであって、経路の安全性を考慮したコストを設定するコスト設定装置及びその方法を提供する。【解決手段】リンクの通行止め情報を含む道路ネットワークから通行止めのリンクを検出し、該検出されたリンクについて、該通行止めが予め定められた原因に依るものであるか否かを判定し、該判定の結果、該通行止めが該予め定められた原因に依るものであるとき、該検出されたリンクに基づく所定領域内に含まれる他のリンクのコストを高く設定する。【選択図】図１