公开(公告)号：US20190049266A1

公开(公告)日：2019-02-14

申请号：US16078424

申请日：2017-01-12

Applicant: DENSO CORPORATION

Inventor： Akina TAKAKURA ,  Ichiro YOSHIDA ,  Takafumi ITO

IPC: G01C21/36 ,  G01C21/34

Abstract: A route calculation system includes: a route calculation data storage unit storing route calculation data; a route calculation unit calculating a route using the route calculation data and recalculating the route using the route calculation data when a predetermined recalculation condition is satisfied; a notification information output unit outputting notification information informing recalculation of the route; a brain activity detection unit detecting brain activity of a user; a brain activity determination unit determining detection result of the brain activity detection unit; a notification determination unit determining whether notification information output is necessary according to determination result of the brain activity determination unit after the route is recalculated; and a notification control unit enabling notification information output when notification information output is determined to be necessary and disabling notification information output when notification information output is determined to be not necessary.