Patent application number | Description | Published |
20080294321 | Vehicle Speed Control Apparatus In Accordance with Curvature of Vehicle Trajectory - In order to fit a driver's driving feeling, a vehicle speed control system includes a unit calculating the instantaneous curvature and a unit controlling a vehicle speed, and controls to reduce the vehicle speed when the instantaneous curvature tends to increase and to enhance the vehicle speed when the instantaneous curvature tends to decrease. | 11-27-2008 |
20090030574 | Drive Controlling Apparatus For A Vehicle - To provide a vehicle motion control system capable of defining clear guidelines on more specific control timing associated with accelerating, steering, and braking operations, and conducting motion control based on the defined guidelines. | 01-29-2009 |
20090099728 | CONTROL APPARATUS FOR AVOIDING COLLISION - A collision avoiding control apparatus has a side acceleration command calculator unit for calculating a side acceleration command by judging whether an obstacle is to be avoided, by calculating a distance of the obstacle capable of being avoided, in accordance with a distance and width of the obstacle in front of a vehicle and a vehicle speed, and if it is judged that the obstacle is to be avoided, calculating a side acceleration necessary for a vehicle side motion amount to satisfy the width, in accordance with the distance and width and the vehicle speed, and a steering angle calculator unit for calculating in a predictable manner a vehicle steering angle from the side acceleration command calculated by the side acceleration command calculator unit. | 04-16-2009 |
20090192675 | Motion control system for vehicle based on jerk information - In a motion control system for a vehicle including control means for controlling a yaw moment of the vehicle; first detection means for detecting a longitudinal velocity (V) of the vehicle; second detection means for detecting a lateral jerk (Gy_dot) of the vehicle; and third detection means for detecting a yaw angular acceleration (r_dot) of the vehicle, the yaw moment of the vehicle is controlled by the control means so that a difference between the yaw angular acceleration (r_dot) detected by the third detection means and a value (Gy_dot/V) obtained by the lateral jerk (Gy_dot) of the vehicle detected by the second detection means by the longitudinal velocity (V) detected by the first detection means becomes small. | 07-30-2009 |
20110202250 | Brake Control Apparatus - Disclosed is a brake control apparatus which includes a brake booster for augmenting deceleration, and which addresses the problem in conventional brake control apparatuses that deceleration and pedal reaction force depend on driver brake pedal input, and thus the pedal response and the ride comfort from the feeling of deceleration are affected by the manner in which the brake pedal is actuated by the driver. The brake control apparatus comprises a pedal reaction force generation unit for generating a pedal reaction force on the brake pedal, and a brake control unit for controlling the brake force in such a way as to suppress driver brake input fluctuations, wherein the pedal reaction force generation unit suppresses pedal reaction force fluctuations in accordance with specific deceleration and pedal reaction force characteristics. The brake control apparatus further comprises a calculation unit for calculating a target deceleration on the basis of lateral acceleration information in the left-to-right direction of the vehicle, wherein the brake control unit suppresses the brake force in such a way that the target deceleration is produced and, when the amount by which the brake pedal is depressed reaches a specific amount in respect of the target deceleration, the pedal reaction force generated by the pedal reaction force generation unit may be increased. | 08-18-2011 |
20110231033 | Motion Control Unit for Vehicle Based on Jerk Information - In a motion control system for a vehicle including control means for controlling a yaw moment of the vehicle; first detection means for detecting a longitudinal velocity (V) of the vehicle; second detection means for detecting a lateral jerk (Gy_dot) of the vehicle; and third detection means for detecting a yaw angular acceleration (r_dot) of the vehicle, the yaw moment of the vehicle is controlled by the control means so that a difference between the yaw angular acceleration (r_dot) detected by the third detection means and a value (Gy_dot/V) obtained by the lateral jerk (Gy_dot) of the vehicle detected by the second detection means by the longitudinal velocity (V) detected by the first detection means becomes small. | 09-22-2011 |
20120101657 | Motion Control Unit for Vehicle Based on Jerk Information - In a motion control system for a vehicle including control means for controlling a yaw moment of the vehicle; first detection means for detecting a longitudinal velocity (V) of the vehicle; second detection means for detecting a lateral jerk (Gy_dot) of the vehicle; and third detection means for detecting a yaw angular acceleration (r_dot) of the vehicle, the yaw moment of the vehicle is controlled by the control means so that a difference between the yaw angular acceleration (r_dot) detected by the third detection means and a value (Gy_dot/V) obtained by the lateral jerk (Gy_dot) of the vehicle detected by the second detection means by the longitudinal velocity (V) detected by the first detection means becomes small. | 04-26-2012 |
20120179349 | Vehicle Motion Control Device - There is provided a vehicle drive control system that feels less unnatural and that enables an improvement in safety performance. A vehicle motion control system capable of independently controlling a driving force and a braking force of four wheels comprises: a first mode (G-Vectoring control) in which substantially the same driving force and braking force are generated with respect to left and right wheels among the four wheels based on a longitudinal acceleration/deceleration control command that is coordinated with the vehicle's lateral motion; and a second mode (sideslip prevention control) in which different driving forces and braking forces are generated with respect to the left and right wheels among the four wheels based on a target yaw moment derived from the vehicle's sideslip information, wherein the first mode is selected when the target yaw moment is equal to or less than a pre-defined threshold, and the second mode is selected when the target yaw moment is greater than the threshold (FIG. | 07-12-2012 |
20120209489 | Vehicle Movement Controller - There is provided a vehicle motion control device that defines a pre-curve entry deceleration amount taking the deceleration amount that occurs while traveling a curve into consideration. A vehicle motion control device | 08-16-2012 |
20120277965 | Vehicle Motion Control System - There is provided a vehicle motion control system which carries out acceleration and deceleration of a vehicle which satisfies driving feeling of a driver even in the state where a lateral motion of the vehicle is not involved. The vehicle motion control system includes a curve shape acquisition section | 11-01-2012 |
20120323445 | Motion Control Unit for Vehicle Based on Jerk Information - In a motion control system for a vehicle including control means for controlling a yaw moment of the vehicle; first detection means for detecting a longitudinal velocity (V) of the vehicle; second detection means for detecting a lateral jerk (Gy_dot) of the vehicle; and third detection means for detecting a yaw angular acceleration (r_dot) of the vehicle, the yaw moment of the vehicle is controlled by the control means so that a difference between the yaw angular acceleration (r_dot) detected by the third detection means and a value (Gy_dot/V) obtained by the lateral jerk (Gy_dot) of the vehicle detected by the second detection means by the longitudinal velocity (V) detected by the first detection means becomes small. | 12-20-2012 |
20130131947 | Vehicle Motion Control Device - A vehicle motion control device includes curve shape acquisition means for acquiring a shape of a curve present in front of a currently traveling vehicle, vehicle position acquisition means for acquiring a position of the vehicle, and vehicle motion control arithmetic means for computing, on the basis of the shape of the curve and the position of the vehicle, a command value relating to longitudinal acceleration to be caused to the vehicle. During a time interval from before the vehicle reaches a near end of the curve, until the vehicle has approached the curve and traveled to a site having a constant or maximum curvature of the curve, the vehicle motion control arithmetic means computes a plurality of different negative longitudinal acceleration command values. Thus, even when there is no lateral motion, the vehicle motion control device accelerates/decelerates the vehicle while improving a driver's feeling of slowdown. | 05-23-2013 |
20140129090 | DRIVE CONTROLLING APPARATUS FOR A VEHICLE - A vehicle motion control system is capable of defining clear guidelines on more specific control timing associated with accelerating, steering, and braking operations, and conducting motion control based on the defined guidelines. An ideal motion control unit within a central controller uses longitudinal jerk information of a vehicle to control the steering of the vehicle. Information for determining the initiation timing of steering is presented from a human-vehicle interface (HVI) to a driver. In accordance with the information presented from the HVI, the driver controls the initiation timing of steering. | 05-08-2014 |
20140145498 | MOTION CONTROL SYSTEM OF VEHICLE - Vehicular motion control system comprising controller that independently controls driving force and/or braking force of each of four wheels and a turning direction sensor that senses a turning direction, and with an acceleration/deceleration command generator that generates an acceleration/deceleration command based upon a sensed steering angle and sensed vehicle speed and a driving force/braking force distributor that determines the distribution of driving force or driving torque and/or braking force or braking torque of each wheel, and driving force/braking force distributor determines based upon the acceleration/deceleration command and the turning direction so that more driving force or more driving torque and/or more braking force or more braking torque are/is distributed to the inside front wheel in turning than the outside front wheel in turning and more driving force or more driving torque and/or more braking force or more braking torque are/is distributed to the outside rear wheel. | 05-29-2014 |
20140222309 | Vehicle Motion Control Device - There is provided a vehicle drive control system that feels less unnatural and that enables an improvement in safety performance. A vehicle motion control system capable of independently controlling a driving force and a braking force of four wheels comprises: a first mode (G-Vectoring control) in which substantially the same driving force and braking force are generated with respect to left and right wheels among the four wheels based on a longitudinal acceleration/deceleration control command that is coordinated with the vehicle's lateral motion; and a second mode (sideslip prevention control) in which different driving forces and braking forces are generated with respect to the left and right wheels among the four wheels based on a target yaw moment derived from the vehicle's sideslip information, wherein the first mode is selected when the target yaw moment is equal to or less than a pre-defined threshold, and the second mode is selected when the target yaw moment is greater than the threshold (FIG. | 08-07-2014 |
Patent application number | Description | Published |
20090102145 | Braking/Driving Control Apparatus and Vehicle having the Apparatus - A braking/driving control apparatus includes: a lateral acceleration acquisition unit that acquires a lateral acceleration of a vehicle; and a longitudinal acceleration acquisition unit that acquires a longitudinal acceleration of the vehicle, and the longitudinal acceleration control unit controls a braking/driving force of the vehicle so that the longitudinal acceleration of the vehicle is decreased when the absolute value of the lateral acceleration of the vehicle that has been acquired tends to increase, and so that the longitudinal acceleration of the vehicle is increased when the absolute value of the lateral acceleration of the vehicle that has been acquired tends to decrease. | 04-23-2009 |
20100250083 | Vehicle Dynamics Control Device - A vehicle dynamics control device includes: a control unit that executes braking/driving torque control for controlling at least either a braking torque or a driving torque at each wheel based upon at least either external information pertaining to an environment of a vehicle or vehicle information that includes operation input information indicating an operation input by a driver and a vehicle dynamics information. And the operation input information includes a lateral motion operation index pertaining to a lateral motion operation executed to generate a lateral motion in the vehicle; the vehicle dynamics information includes a longitudinal acceleration generated in the vehicle and a lateral motion index indicating a lateral motion occurring in the vehicle; and the control unit determines a handling assurance acceleration limit with a maximum longitudinal acceleration value that assumes a substantially linear proportional relationship with the lateral motion operation index and the lateral motion index over a range in which the lateral motion operation index assumes a value equal to or less than a predetermined value or the lateral motion index assumes a value equal to or less than a predetermined value, and executes the braking/driving torque control by setting the handling assurance acceleration limit as an upper limit to a longitudinal acceleration to be generated in the vehicle under the braking/driving torque control. | 09-30-2010 |
20120029770 | VEHICLE BODY ATTITUDE CONTROL APPARATUS - The present invention provides a vehicle body attitude control apparatus capable of improvement of cornering operability, steering stability, and a ride comfort while a vehicle is running. A controller includes a gain, a determination unit, a multiplication unit, an FF control unit, a difference calculation unit, an FB control unit, an average value calculation unit, a target damping force calculation unit, and a damper instruction value calculation unit so as to enable such control that a pitch rate and a roll rate are set into a proportional relationship while the vehicle is cornering. The controller calculates a target pitch rate proportional to the roll rate, variably controls a damping force characteristic of a damping force variable damper disposed at each of front left, front right, rear left, and rear right wheels so as to achieve the target pitch rate, and generates a pitch moment to be applied to the vehicle body accordingly. | 02-02-2012 |
20140200787 | Vehicle Dynamics Control Device - A vehicle dynamics control device includes a control unit that executes braking/driving torque control based upon vehicle information that includes operation input information and vehicle dynamics information. The operation input information includes a lateral motion operation index pertaining to a lateral motion operation executed to generate a lateral motion in the vehicle; the vehicle dynamics information includes a longitudinal acceleration generated in the vehicle and a lateral motion index indicating a lateral motion occurring in the vehicle; and the control unit determines a handling assurance acceleration limit with a maximum longitudinal acceleration value that assumes a substantially linear proportional relationship with the lateral motion operation index and the lateral motion index over a range in which the lateral motion operation index assumes a value equal to or less than a predetermined value or the lateral motion index assumes a value equal to or less than a predetermined value. | 07-17-2014 |
20150066243 | VEHICLE BEHAVIOR CONTROL APPARATUS - A tire load calculation section of a controller calculates tire load factors of the respective wheels. A target tire load-factor calculation section calculates a tire load factor average value (η | 03-05-2015 |
Patent application number | Description | Published |
20090253116 | METABOLIC SYNDROME EVALUATING APPARATUS, METHOD, SYSTEM, PROGRAM, AND RECORDING MEDIUM THEREFOR - According to the method of evaluating metabolic syndrome, amino acid concentration data on the concentration value of amino acid in blood collected from a subject to be evaluated is measured, and the state of metabolic syndrome in the subject is evaluated based on the measured amino acid concentration data of the subject. | 10-08-2009 |
20100173348 | Method of evaluating visceral fat accumulation, visceral fat accumulation-evaluating apparatus, visceral fat accumulation-evaluating method, visceral fat accumulation-evaluating system, visceral fat accumulation-evaluating program, recording medium, and method of searching for prophylactic/ameliorating substance for visceral fat accumulation - According to the method of evaluating visceral fat accumulation of the present invention, amino acid concentration data on concentration values of amino acids in blood collected from a subject to be evaluated is measured, and a visceral fat accumulation condition in the subject is evaluated based on the measured amino acid concentration data of the subject. | 07-08-2010 |
20100261282 | Method of evaluating IGT, IGT-evaluating apparatus, IGT-evaluating method, IGT--evaluating system, IGT-evaluating program, recording medium, and method of searching for prophylactic/ameliorating substance for IGT - According to the method of evaluating IGT of the present invention, amino acid concentration data on concentration values of amino acids in blood collected from a subject to be evaluated is measured, and an impaired glucose tolerance state in the subject is evaluated based on the measured amino acid concentration data of the subject. | 10-14-2010 |
20120041684 | Method of evaluating obesity, obesity-evaluating apparatus, obesity-evaluating method, obesity-evaluating system, obesity-evaluating program product, recording medium, and information communication terminal apparatus - According to the method of evaluating obesity of the present invention, amino acid concentration data on concentration values of amino acids in blood collected from a subject to be evaluated is measured, and the state of at least one of the apparent obesity, the non-apparent obesity and the obesity which are defined by the BMI and the VFA in the subject is evaluated based on the concentration value of at least one of Glu, Ser, Pro, Gly, Ala, Cys2, Tyr, Val, Orn, Met, Lys, Ile, Leu, Phe, and Trp contained in the measured amino acid concentration data of the subject. | 02-16-2012 |
20140113378 | Method of evaluating fatty liver related disease, fatty liver related disease-evaluating apparatus, fatty liver related disease-evaluating method, fatty liver related disease-evaluating program product, fatty liver related disease-evaluating system, information communication terminal apparatus, and method of searching for prophylactic/ameliorating substance for fatty liver related disease - A method of evaluating fatty liver related disease includes (I) an obtaining step of obtaining amino acid concentration data on a concentration value of an amino acid in blood collected from a subject to be evaluated and (II) a concentration value criterion evaluating step of evaluating a state of a fatty liver related disease including at least one of fatty liver, NAFLD, and NASH in the subject, based on the amino acid concentration data of the subject obtained at the obtaining step. | 04-24-2014 |