Patent ID: 9551585
Date: 2017-01-24
CPC Classifications: B60K,G01C,Y02T

Claim:
1. A vehicle assistance device comprising: a storage system; a processor; and one or more programs stored in the storage system and executed by the processor, the one or more programs operable to: recall the navigation system to determine a distance of a route from the destination to a gas station nearest the destination when the vehicle can reach the destination without refueling; determine whether the vehicle can reach the gas station nearest the destination without refueling according to the distance of the route from the destination to the gas station nearest the destination; determine a total distance to be a total of the distance of the route from the current position of the vehicle to the destination and the distance of the route from the destination to the gas station nearest the destination, and compare the available moving distance with the total distance; determine that the vehicle can reach the gas station nearest the destination without refueling when the available moving distance is greater than or equal to a sum of the total distance and the preset distance; determine that the vehicle cannot reach the gas station nearest the destination without refueling when the available moving distance is less than the sum of the total distance and the preset distance; generate a second prompt to the prompt unit when the vehicle cannot reach the gas station nearest the destination without refueling.