A vehicle is provided that includes a cruise control deactivation system. The system includes a cruise control system, and a user control that, when activated, commands deactivation of the cruise control system. The system also includes a processor configured to permit or override the commanded deactivation of the cruise control system while the vehicle is moving, based on at least one criterion. Criteria may include whether or not a first sensor detects a foot of a driver of the vehicle on an accelerator pedal of the vehicle, and whether or not a first computation indicates that the deactivation of the cruise control system will cause a collision with a second vehicle located behind the vehicle.

A vehicle is provided that includes a cruise control deactivation system. The system includes a cruise control system, and a user control that, when activated, commands deactivation of the cruise control system. The system also includes a processor configured to permit or override the commanded deactivation of the cruise control system while the vehicle is moving, based on at least one criterion. Criteria may include whether or not a first sensor detects a foot of a driver of the vehicle on an accelerator pedal of the vehicle, and whether or not a first computation indicates that the deactivation of the cruise control system will cause a collision with a second vehicle located behind the vehicle.

A road inclination estimating apparatus is configured to acquire power spectrum density of vertical vibration by a frequency analysis based on the detected vertical acceleration of the sprung mass of a vehicle. The apparatus is configured to determine that a first estimation condition is satisfied, when the power spectrum density has two of the acquired peak frequencies, wherein, one of the two of the peak frequencies is within a predetermined first frequency range, and the other one of the two of the peak frequencies is within a predetermined second frequency range.

A road inclination estimating apparatus is configured to acquire power spectrum density of vertical vibration by a frequency analysis based on the detected vertical acceleration of the sprung mass of a vehicle. The apparatus is configured to determine that a first estimation condition is satisfied, when the power spectrum density has two of the acquired peak frequencies, wherein, one of the two of the peak frequencies is within a predetermined first frequency range, and the other one of the two of the peak frequencies is within a predetermined second frequency range.

Aspects of the present invention relate to a method and to a control system for controlling movement of a vehicle to provide vehicle creep, the vehicle comprising an engine and an electric traction motor, the control system comprising one or more controllers, wherein the control system is configured to: while a torque path between the engine and a first set of vehicle wheels is disconnected, control the electric traction motor to provide tractive torque to a second set of vehicle wheels to automatically move the vehicle to provide electric vehicle creep, wherein the electric vehicle creep is controlled by a mathematical model of engine creep torque that would be provided by the engine when the torque path between the engine and the first set of vehicle wheels is connected.

The present invention relates to a method for determining the current angle of lateral inclination (a) of a roadway by means of a vehicle, at least comprising the steps of: a) determining the current radius of curvature (K) of the roadway; b) measuring the current velocities v(1,2) of at least two different wheels of the vehicle, one of the wheels with the velocity v(1) lying closer to the current curve center point of the roadway; c) calculating the current radius of lateral inclination (Q) of the roadway using the current wheel velocity v(1), the wheel distance (d) and the difference between the wheel velocities measured in method step b); d) calculating the current angle of inclination (a) of the vehicle on the roadway using the quotient of the radius of curvature (K) determined in method step a) and the current radius of lateral inclination (Q) calculated in method step c). The present invention further relates to the use of the method to monitor and/or control a vehicle, to a driver assistance system designed to carry out the method according to the invention, and to a vehicle having such a driver assistance system.

The present invention relates to a method for determining the current angle of lateral inclination (a) of a roadway by means of a vehicle, at least comprising the steps of: a) determining the current radius of curvature (K) of the roadway; b) measuring the current velocities v(1,2) of at least two different wheels of the vehicle, one of the wheels with the velocity v(1) lying closer to the current curve center point of the roadway; c) calculating the current radius of lateral inclination (Q) of the roadway using the current wheel velocity v(1), the wheel distance (d) and the difference between the wheel velocities measured in method step b); d) calculating the current angle of inclination (a) of the vehicle on the roadway using the quotient of the radius of curvature (K) determined in method step a) and the current radius of lateral inclination (Q) calculated in method step c). The present invention further relates to the use of the method to monitor and/or control a vehicle, to a driver assistance system designed to carry out the method according to the invention, and to a vehicle having such a driver assistance system.

A cruise control method for a vehicle includes: calculating maximum and minimum vehicle speeds based on a reference vehicle speed in a driving mode of deceleration after acceleration; setting a range of an upper and lower limit vehicle speeds for acceleration and deceleration driving by adding and subtracting a preset incremental value to and from the reference vehicle speed within the maximum and minimum vehicle speeds; calculating fuel efficiency by calculating fuel quantity and mileage according to a preset acceleration condition and by calculating fuel quantity and mileage according to fuel cut control and neutral control in a deceleration condition within the range of the upper and lower limit vehicle speeds; repeating the fuel efficiency calculation when the incremental value is additionally added to and subtracted from the range; and determining a set of driving conditions through repeating the calculating fuel efficiency.

A cruise control method for a vehicle includes: calculating maximum and minimum vehicle speeds based on a reference vehicle speed in a driving mode of deceleration after acceleration; setting a range of an upper and lower limit vehicle speeds for acceleration and deceleration driving by adding and subtracting a preset incremental value to and from the reference vehicle speed within the maximum and minimum vehicle speeds; calculating fuel efficiency by calculating fuel quantity and mileage according to a preset acceleration condition and by calculating fuel quantity and mileage according to fuel cut control and neutral control in a deceleration condition within the range of the upper and lower limit vehicle speeds; repeating the fuel efficiency calculation when the incremental value is additionally added to and subtracted from the range; and determining a set of driving conditions through repeating the calculating fuel efficiency.

To obtain a rider-assistance system capable of providing a rider of a straddle-type vehicle with a sense of comfort and safety during a turn, and a control method for such a rider-assistance system.

The present invention provides the rider-assistance system that assists with driving by the rider of the straddle-type vehicle and includes a controller. The controller includes: an object identification section that identifies an object approaching a side of the straddle-type vehicle on the basis of output of a communication device that wirelessly receives information output from infrastructure equipment or another vehicle; a body position information acquisition section that acquires position information of at least a part of a body of the rider on the turning straddle-type vehicle; a collision possibility determination section that determines a collision possibility of the rider with the object identified by the object identification section on the basis of the position information acquired by the body position information acquisition section; and a safety operation performing section that causes the rider-assistance system to perform safety operation in the case where the collision possibility determination section determines that the collision possibility is high.