To present a better waypoint to a user.SOLUTION: A navigation device 1 comprises: a registered point information recording unit 13, destination information acquisition unit 14, a desired arrival time information acquisition unit 15 and a current point information acquisition unit 19 for acquiring a current position, a destination, a registered point and a desired arrival time; a time allowance prediction computing unit 20 for predicting a time allowance till the desired arrival time; a stop-by point candidate extraction unit 21 for extracting a candidate for a stop-by point; a weighting calculation unit 22 for referring to facility information registered in a facility information database 18 on the basis of the distance between the registered point and the current position, or the distance between the registered int and the destination, and a time allowance, and performing weighting for the extracted stop-by point; a stop-by point proposal information generation unit 26 for generating stop-by point proposal information on the basis of the weighting result; and a route search unit 16 for searching for a route when stopping in at the stop-by point on the basis of the stop-by point proposal information.SELECTED DRAWING: Figure 1
【課題】ユーザにとってより良い経由地の案内を行う。【解決手段】ナビゲーション装置1は、現在位置、目的地、登録地点、希望到着時刻を取得する登録地点情報記録部13、目的地情報取得部14、到着希望時刻情報取得部15、現在地情報取得部19と、到着希望時刻までの余裕時間を予測する余裕時間予測演算部20と、立ち寄り地の候補を抽出する立ち寄り地候補抽出部21と、抽出された立ち寄り地に対して、前記登録地点と前記現在位置との距離、または、前記登録地点と前記目的地との距離、および、余裕時間に基づいて、施設情報データベース18に登録された施設情報を参照し、重み付けを行う重み付け算出部22と、重み付け結果に基づいて、立ち寄り地の提案情報を生成する立ち寄り地提案情報生成部26と、立ち寄り地提案情報に基づいて、立ち寄り地に立ち寄った場合のルートを検索するルート検索部16とを備える。【選択図】図1
NAVIGATION DEVICE, NAVIGATION METHOD, AND PROGRAM
ナビゲーション装置およびナビゲーション方法、ならびにプログラム
2019-10-03
Patent
Elektronische Ressource
Japanisch
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