Patent ID: 9454903
Filing Date: 2016-09-27
CPC Classification: G08G

Claim Text:
1. A road information sharing method in a road information sharing system for sharing road information, comprising: storing sensor information acquired from a terminal device or a vehicle moving in accompaniment with said terminal device; detecting said road information from said sensor information based on detection rules for detecting said road information; estimating a driving state of said vehicle from said sensor information based on estimation rules for estimating said driving state of said vehicle moving in accompaniment with said terminal device; judging whether or not said estimated driving state is a state in which it is allowable to prompt a user to make a judgment of necessity/unnecessity of registration of said detected road information based on said driving state; notifying said user about said detected road information; when said driving state is said state in which it is allowable to prompt said user, prompting said user to make said judgment of necessity/unnecessity of registration about said detected road information; when said driving state is not said state in which it is allowable to prompt said user, waiting for said driving state to become said state in which it is allowable to prompt said user to make said judgment of necessity/unnecessity of registration, and then prompting said user to make said judgment of necessity/unnecessity of registration; and when said detected road information is judged to be registration necessary by said user, storing said detected road information or outputting said detected road information to an external device, wherein said notification to said user is executed a plurality of times including a first time of notifying said user about said detected road information using a sound and a second time of notifying said user about said detected road information using a pop-up or image information for prompting said user to make said judgment of necessity/unnecessity of registration about said detected road information.