Patent ID: 9500489
Filing Date: 2016-11-22
CPC Classification: B60W,G01C

Claim Text:
1. A method of adjusting a navigation route based on detected passenger sleep data, the method comprising: generating a predetermined route with a navigation device installed in a vehicle; providing navigational assistance to a driver of the vehicle with the navigation device for guiding the driver to follow the predetermined route; receiving sleep indicators for a passenger traveling in the vehicle from a sleep monitoring device, the sleep indicators indicating whether the passenger is sleeping; calculating a sleep session duration for the passenger with a processor of the navigation device according to the sleep indicators; generating with the navigation device an alternate route in response to the sleep session duration exceeding a first time threshold, wherein the alternate route provides a longer route that requires more travel time than the predetermined route; providing navigational assistance to the driver with the navigation device for guiding the driver to follow the alternate route; and providing navigational assistance to the driver with the navigation device for guiding the driver to return to the predetermined route after the vehicle has followed the alternate route.