A system for dynamically maintaining a vehicle speed during a change in road grade comprises a first sensor configured to detect a depression amount of an accelerator pedal and a second sensor configured to monitor the vehicle speed. The system further comprises a vehicle speed control module…
Systems and methods of predicting a grade of a road upon which a vehicle is traveling are disclosed. An autonomous vehicle system can receive sensor data from a sensor measuring a response from at least one mechanical component of the autonomous vehicle as the autonomous vehicle navigates a road…
A profiler arranged to be used on a host vehicle. The profiler is capable of (a) receiving data collected by the profiler while traveling over a surface and (b) generating a surface profile using the data collected with no minimum speed requirement. Since there is no minimum speed requirement, the…
A grade angle estimation system for estimating a grade angle of a roadway that a vehicle is driving along includes one or more controllers. The one or more controllers include one or more processors that execute instructions to receive three-dimensional map data of the roadway and measurements…
The invention is directed at a computer-implemented method for determining a current angle of lateral inclination α of a curved roadway (22) by means of a vehicle (10), wherein a current yaw rate θ̇ of the vehicle (10) is determined. If the absolute value of the current yaw rate θ̇ is greater than a…
A vehicle control method, includes estimating, by an estimator, a first slope inclination of a first area by photographing the first area using a first camera if a vehicle is located in an area where an inclination of a vehicle floor is the same as a slope inclination of a road surface, estimating…
The present application relates to the technical field of vehicle controlling technology, and provides a method and a device for gradient calculating. The method for gradient calculating includes: acquiring current operating parameters of the vehicle, wherein the current operating parameters…
System, methods, and other embodiments described herein relate to implementing surface bias estimation strategies. In one embodiment, a method includes processing probe trace data with a factor graph having nodes and factors that describe an estimate of surface bias; and correcting the probe trace…
Systems and methods of predicting a grade of a road upon which a vehicle is traveling are disclosed. An autonomous vehicle system can receive sensor data from a sensor measuring a response from at least one mechanical component of the autonomous vehicle as the autonomous vehicle navigates a road…
A profiler arranged to be used on a host vehicle. The profiler is capable of (a) receiving data collected by the profiler while traveling over a surface and (b) generating a surface profile using the data collected with no minimum speed requirement. Since there is no minimum speed requirement, the…
Proposed is a road slope estimation method for a vehicle. The method includes: calculating, by a controller, a basic slope based on an output value of an acceleration sensor of the vehicle; calculating, by the controller, an acceleration/deceleration correction value from an…
The present invention relates to a power control method and terminal device for a hydraulic hybrid vehicle, and a storage medium. The method includes: S1: predicting, according to environmental information of a road ahead, recoverable energy in the road ahead; S2: calculating, according to the…
An attitude estimation system includes an obtainer, an estimator, and an outputter. The obtainer obtains a detection result of a first sensor attached to a vehicle. The estimator calculates a relative angle of a road surface on which the vehicle travels with respect to the first sensor, based on…
A control system for a construction machine includes a tilt sensor for detecting an inclination angle of the construction machine parked on a slope, a door latch device including a lock/unlock actuator configured to lock/unlock a door of the construction machine according to a door lock control…
Safety apparatus for use in vehicles traveling on roadways. The apparatus including a vehicle with a computer having accelerometers and gyroscopes coupled to provide signals compensating for acceleration, velocity, and centripetal forces produced by movement of the vehicle. A color coded slope map…
The present application relates to the technical field of vehicle controlling technology, and provides a method and a device for gradient calculating. The method for gradient calculating includes: acquiring current operating parameters of the vehicle, wherein the current operating parameters…
In exemplary embodiments, methods, systems, and vehicles are provided that include: one or more sensors disposed onboard a vehicle and configured to at least facilitate obtaining sensor data for the vehicle; one or more location systems configured to at least facilitate obtaining location data…
Provided is a travel road recognition device that can accurately recognize a travel road end of a travel road on which an own vehicle travels. A travel road recognition device of the present invention is a travel road recognition device that recognizes the travel road end of the travel road on…
A method for measuring a slope angle of a vehicle includes, by a controller: determining whether or not a speed of the vehicle is 0 based on a speed signal received from a vehicle speed sensor of the vehicle; measuring an extremal value measured first, an extremal value measured second, and an…
A method of controlling a mobile machine having a set of ground engaging elements includes receiving an image of terrain proximate the mobile machine, detecting a contour of the terrain, determining a projected path of the set of ground engaging elements based on the detected contour of the…
Kalman filter based road grade estimation techniques use models of a longitudinal accelerometer, an angular pitch rate gyroscope, and a velocity sensor and their outputs, and fuses the sensor measurements to optimally estimate the road grade. The proposed Kalman filter formulation is unique in that…
A method for mitigating powertrain abuse on a grade can include determining the grade a machine is on, the machine including an impeller clutch located between an engine and a powertrain so as to connect and disconnect engine power from the powertrain; and if the grade is over a threshold, a…
A device for controlling traveling of a vehicle is provided. The device includes a sensor that obtains vehicle traveling information, a navigation that obtains vehicle position information, and a controller that determines whether the vehicle has entered a building based on the vehicle traveling…
A profiler arranged to be used on a host vehicle. The profiler is capable of (a) receiving data collected by the profiler while traveling over a surface and (b) generating a surface profile using the data collected with no minimum speed requirement. Since there is no minimum speed requirement, the…
A road gradient determining method includes obtaining a three-dimensional road image formed by a two-dimensional road image of a road and laser point cloud data of the road and selecting a plurality of nodes from the three-dimensional road image as control points. The method further includes…
A slope estimation device estimates a slope of a vehicle traveling road, and includes an input section that acquires a detected value of an acceleration sensor for detecting acceleration in a front-back direction of the vehicle, a centripetal force detecting section that detects centripetal force…
A road surface gradient detection device includes an image area setting unit configured to divide a captured image to set a plurality of image areas, a weighting setting unit configured to set the weighting of a pixel range to be great when the luminance difference from an adjacent pixel range is…
A road surface gradient detection device includes an image area setting unit configured to divide a captured image to set a plurality of image areas, a weighting setting unit configured to set the weighting of a pixel range to be great when the luminance difference from an adjacent pixel range is…
The method involves detecting a vehicle location signal which indicates a temporary position change of vehicle longitudinal axis relative to a base due to a targeted raising of a body of the vehicle (1) relative to a contact area (11) of wheels (9) of the vehicle on the base. The longitudinal…