Patent ID: 11952009
Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
Field: Transport (Mechanical engineering)
Classification: CPC B | IPC B

Claim 9:
10. A driving force control system fora vehicle that controls a driving force to propel the vehicle in accordance with a road surface condition, comprising:
a controller that controls the driving force, the controller is configured to:
obtain individual relations of a slip ratio on a road surface on which the vehicle travels to parameters including the driving force, a running resistance of the vehicle, and an accelerating force of the vehicle,
control the driving force based on the obtained relations of the slip ratio to each of the parameters
determine availability of learned values of each of the parameters for the vehicle having travelled on the road surface on which the vehicle will travel, and
input, based on determining the availability, the learned values of each of the parameters into a map.