Robert Boschgmbh

Bosch Corporation

Robert Bosch Gmbh

Rober Bosch Gmbh

Yoshihide Igari

Yuki Oshida

Takuya Watanabe

Yoshitsuna Onishi

Atsuhiro Tateishi

Koji Suzuki

The present invention obtains a controller and a control method capable of appropriately assisting with an operation by a rider. The present invention also obtains a driver-assistance system including such a controller. A controller () for a driver-assistance system () used for a motorcycle includes: a relevant information acquisition section () that acquires information relevant to automatic deceleration generated during adaptive cruise operation; and a notification control section () that makes a notification device () execute notification operation to the rider in the case where the information relevant to the automatic deceleration, which is acquired by the relevant information acquisition section (), satisfies a determination criteria.

Controller and control method for driver-assistance system used in motorcycle, and driver-assistance system used in motorcycle

The present invention obtains a controller and a control method capable of appropriately assisting with driving by a rider. In the controller and the control method according to the present invention, an acquisition section of a controller () acquires lateral acceleration information of a traveling straddle-type vehicle (), and in a control mode in which behavior control operation to make the straddle-type vehicle () automatically decelerate or automatically accelerate is performed, an execution section of the controller () changes the behavior control operation according to the lateral acceleration information.

Controller and control method

The present disclosure obtains a controller and a control method capable of appropriately improving safety of a lean vehicle. According to the controller and the control method, the controller has a control section () configured to perform a brake control to increase a braking force of the lean vehicle (). The control section () performs the brake control based on a collision possibility that is determined in response to an output result from an environment sensor (). The control section (), in the brake control, controls the braking force based on posture information of the lean vehicle ().

The present invention obtains a controller and a control method capable of appropriately assisting with driving by a rider. In the controller and the control method according to the present invention, an acquisition section of a controller () acquires yaw rate information of a traveling straddle-type vehicle (), and in a control mode in which behavior control operation to make the straddle-type vehicle () automatically decelerate or automatically accelerate is performed, an execution section of the controller () changes the behavior control operation according to the yaw rate information.

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.

Rider-assistance system and control method for rider-assistance system

The present invention obtains a controller and a control method capable of hastening identification of an object or an event to be focused by a rider of a straddle-type vehicle, the rider having perceived haptic motion. A controller () for a rider-assistance system () mounted to a straddle-type vehicle () includes: a determination section that determines necessity of a warning given to the rider; and a haptic motion performing section that performs haptic motion at least once to reduce or increase acceleration/deceleration of the straddle-type vehicle () only for a moment. The haptic motion performing section changes a priority of each wheel () at the time of changing a braking force to reduce or increase the acceleration/deceleration only for the moment in the haptic motion according to a focusing direction that is a direction in which the rider should focus by the warning.

The present invention obtains a controller and a control method capable of appropriately executing adaptive cruise control of a straddle-type vehicle. In the controller and the control method according to the present invention, when braking forces are generated on at least one of wheels of the straddle-type vehicle during the adaptive cruise control, in which the straddle-type vehicle is made to travel according to a distance from the straddle-type vehicle to a preceding vehicle, motion of the straddle-type vehicle, and a rider's instruction, at a braking start time point at which the braking force starts being generated on at least one of the wheels, braking force distribution between the front and the rear wheel is brought into an initial state where the braking force is generated on the front wheel.

Controller and control method for braking in an adaptive cruise control

The present invention obtains a controller and a control method capable of appropriately executing automatic emergency deceleration operation of a straddle-type vehicle. In the controller according to the present invention, when the automatic emergency deceleration operation of the straddle-type vehicle is executed, at a braking start time point at which a braking force starts being generated on at least one of wheels, braking force distribution between the front and rear wheels is brought into an initial state where the braking force is generated on the front wheel. In the control method according to the present invention, when the automatic emergency deceleration operation of the straddle-type vehicle is executed, at the braking start time point at which the braking force starts being generated on at least one of the wheels, the braking force distribution between the front and rear wheels is brought into the initial state where the braking force is generated on the front wheel.

A controller and a control method capable of appropriately assisting with a rider's operation while suppressing falling of a motorcycle, departure of the motorcycle from a lane, a difficulty of the motorcycle in adaptive cruise, and the like is disclosed. In the controller and the control method according to the present invention, in a control mode to make the motorcycle perform autonomous cruise acceleration operation, automatic acceleration that is acceleration generated to the motorcycle by the autonomous cruise acceleration operation is controlled in accordance with a lean angle of the motorcycle.

A controller for a motorcycle includes a mode change section that changes a mode to a first mode in a state where a temperature of a rear-wheel friction brake mechanism is lower than a first prescribed temperature and to a second mode in a state where the temperature of the rear-wheel friction brake mechanism is higher than the first prescribed temperature during automatic deceleration in the automatic cruise operation. In the case where the braking forces generated on the rear wheel in the first mode and the second mode are compared under a condition that the same deceleration is generated in the motorcycle by the automatic deceleration, in a state where the deceleration is at least less than a first reference amount, the braking force generated on the rear wheel in the second mode is smaller than the braking force generated on the rear wheel in the first mode.

Controller and control method for controlling behavior of motorcycle

A wheelie controller and a control method thereof or preventing a reduction of acceleration that is more than necessary and reducing a shock during a contact of a front wheel with the ground when a wheelie state is terminated. The wheelie controller for controlling a wheelie of a vehicle body computes a target trajectory, which is a target of a parameter and is used to control the wheelie state of the vehicle body, in accordance with the parameter that is related to pitch of the vehicle body and controls an increase/reduction of the pitch of the vehicle body so as to bring the parameter close to the target trajectory.

Wheelie controller and control method thereof

To provide drive torque control capable of avoiding acceleration failure even when a wheelie occurs. A drive torque control method for a vehicle detects or computes a wheelie amount of the vehicle, reduces drive torque that is applied to a rear wheel to be lower than the drive torque in a normal state when the wheelie occurs, and maintains or increases the drive torque when the wheelie amount is reduced.

Drive torque control method and drive torque control device for vehicle

To suppress occurrence of a wheelie of a motorcycle. A torque control apparatus includes a the detection unit that detects a state in which the front wheel of the motorcycle is likely to be lifted up based on at least one of engine information of the motorcycle, accelerator operation information of the driver of the motorcycle, and information of the vehicle body or wheel of the motorcycle. The torque control apparatus further includes an output unit that, when the detection unit detects the state in which the front wheel is likely to be lifted up, outputs a torque smaller than a request torque of the driver as a request torque for an the engine of the motorcycle or outputs the difference between the request torque of the driver and a torque smaller than the request torque of the driver as a brake torque.

Growing community of inventors

Kanagawa, Japan

Yoshihide Igari