Patent application number | Description | Published |
20090037088 | RUNNING PLAN CREATING APPARATUS - A running plan creating apparatus for creating a running plan including position information of a vehicle at each time comprises road information acquiring means for acquiring road information concerning a running path for the vehicle to run, action predicting means for predicting positions and speeds of other vehicles running about the vehicle at each time by utilizing the road information, characteristic information acquiring means for acquiring characteristic information in each of the other vehicles, risk degree estimating means for estimating respective degrees of risk of the other vehicles by utilizing the characteristic information, risk degree distribution setting means for setting a risk degree distribution at each time on the running path by utilizing the road information and the positions and degrees of risk of the other vehicles, and running plan creating means for creating the running plan of the vehicle by utilizing the risk degree distribution. | 02-05-2009 |
20090048768 | DRIVING SCHEDULE CREATING DEVICE - A redundancy computing part | 02-19-2009 |
20090271084 | CRUISE CONTROL SYSTEM AND CRUISE CONTROL METHOD - A cruise control system includes: a traffic condition acquisition unit that acquires a traffic condition that includes a vehicle density on a road on which a vehicle runs; and a cruise control unit that performs cruise control on the vehicle so that a following distance has a less tendency to decrease as the road gets busier. | 10-29-2009 |
20090326819 | VICINITY ENVIRONMENT ESTIMATION DEVICE WITH BLIND REGION PREDICTION, ROAD DETECTION AND INTERVEHICLE COMMUNICATION - A vicinity environment estimation device includes neighborhood monitoring sensors that detect another vehicle, a car navigation system that acquires information about an untravelable region where a vehicle cannot travel, a vehicle-to-vehicle communication instrument that acquires information about detectable regions and results of detection of neighborhood monitoring sensors mounted in the another vehicle by wireless communication, and an ECU that estimates presence of a vehicle in the neighborhood of a host vehicle. When a blind closed region surrounded by detectable regions of the neighborhood monitoring sensors mounted in the another vehicle received by the host vehicle, detectable regions of the neighborhood monitoring sensors mounted in the host vehicle, and the untravelable region is formed, the ECU estimates the number of vehicles in the blind closed region which is not directly detectable by the neighborhood monitoring sensors, by continuously managing the entry/exist of vehicles to/from the blind closed region. | 12-31-2009 |
20100010699 | Cruise control plan evaluation device and method - A cruise control plan evaluation device ( | 01-14-2010 |
20100036578 | AUTOMATIC OPERATION CONTROL APPARATUS, AUTOMATIC OPERATION CONTROL METHOD,VEHICLE CRUISE SYSTEM, AND METHOD FOR CONTROLLING THE VEHICLE CRUISE SYSTEM - An automatic operation control apparatus controls an automatic operation of a host vehicle in cooperation with another vehicle. In this apparatus, a nearby vehicle behavior prediction unit predicts the behavior of a vehicle near the host vehicle, a reception unit receives the result of prediction on the behavior of a vehicle, the prediction being made at the other vehicle, and a cruise control plan preparation unit prepares a cruise control plan for the host vehicle using the result of prediction made at the host vehicle and the result of prediction received from the other vehicle. | 02-11-2010 |
20100042282 | TRAVEL CONTROL PLAN GENERATION SYSTEM AND COMPUTER PROGRAM - A travel control plan generating system | 02-18-2010 |
20100138099 | TRAVEL TRACE GENERATION METHOD AND TRAVEL TRACE GENERATION DEVICE - A running locus generating apparatus | 06-03-2010 |
20100168953 | BRAKE/DRIVE FORCE CONTROLLING APPARATUS FOR VEHICLE - A brake/drive force controlling apparatus for a vehicle includes an engine for applying drive forces to driving wheels of the vehicles, a control diff for distributing the drive forces to the left and right driving wheels independently, and an electronic control system brake device for applying brake forces to the left and right driving wheels independently. An ECU is configured so as to be able to control the engine, the control diff, and the electronic control system brake device according to an operating state of the vehicle. When the electronic control system brake device is operated, this ECU stops the operation of the control diff, thereby avoiding a sudden input of load on the drive force distribution mechanism, regardless of the running state of the vehicle. This makes the apparatus simpler and more lightweight. | 07-01-2010 |
20100204911 | TRAVEL TRACE GENERATION METHOD AND TRAVEL TRACE GENERATION DEVICE - A first convergent computation section | 08-12-2010 |
20100205132 | BEHAVIOR PREDICTING DEVICE - A characteristic value temporary setting section temporarily sets a characteristic value of an object depending on the type of the object judged by a type judging section. A characteristic value correcting section corrects the temporarily set characteristic value of the object according to the behavior of the object detected by a behavior detecting section. A type setting section sets the type of object as one of a motorcycle, a bicycle, and a pedestrian according to the corrected characteristic value of the object. A behavior predicting section predicts the behavior of the object on the basis of the corrected characteristic value and the set type of the object. Therefore, the behavior is predicted on the basis of the characteristic value corrected according to the actual behavior and the type of the object, and consequently, the accuracy of the behavior prediction is improved. | 08-12-2010 |
20100241303 | VEHICLE CONTROL DEVICE AND VEHICLE CONTROL METHOD - Disclosed are a vehicle control device and a vehicle control method capable of performing appropriate traveling control while exhibiting the capability of a control system. Feedback control is performed according to a traveling target set in advance. At the time of the feedback control, when a vehicle traveling trace is deviated, when a tire friction circle is exceeded, or when a vehicle acceleration or a jerk exceeds a set value, if a control deviation exceeds a set value, a traveling target is regenerated. This enables appropriate traveling control while sufficiently exhibiting the capability of the control system until the control deviation exceeds the set value. When the control deviation exceeds the set value, a traveling target is regenerated, such that traveling control appropriate for the traveling environment can be performed. | 09-23-2010 |
20100262408 | RUNNING PATTERN CALCULATING APPARATUS AND RUNNING PATTERN CALCULATING METHOD - A running pattern calculating apparatus and running pattern calculating method that stores road information; predicts a running state when the vehicle will travel on a road, based on the stored road information; divides the road into a plurality of sections based on the predicted running state and sets an evaluation function for each road section; and calculates a running pattern of the vehicle that will travel on the road, based on the evaluation function set for each road section. | 10-14-2010 |
20100292888 | VEHICLE TRAVEL CONTROL APPARATUS AND VEHICLE TRAVEL CONTROL METHOD - A vehicle travel control apparatus that controls state of travel of a vehicle by adjusting force that acts on the vehicle includes: an acting force adjustment portion that adjusts the force that acts on the vehicle, according to the state of travel of the vehicle; an operating state detection portion that detects an operating state of an operation member that is operated to control the state of travel of the vehicle; and an adjustment degree alteration portion that alters degree of adjustment made by the acting force adjustment portion, according to the operating state of the operation member. | 11-18-2010 |
20100292904 | VEHICLE RUNNING CONTROL SYSTEM - A vehicle running control system includes: a speed pattern creating unit that creates a speed pattern according to a target traveling path, a running control unit that controls running of the vehicle based on the speed pattern, a first speed condition correcting unit that correct speed conditions in a direction from a start position of the running control toward an end position of the running control on the target traveling path, and a second speed condition correcting unit that correct speed conditions in a direction from the end position of the running control toward the start position of the running control on the target traveling path. | 11-18-2010 |
20100305804 | VEHICLE TRAVEL CONTROL APPARATUS - A vehicle travel control apparatus that controls state of travel of a vehicle by adjusting output of the vehicle relative to amount of operation of an operation member includes: a vehicle travel state detection portion that detects the state of travel of the vehicle; and an output adjustment portion that, when the amount of operation of the operation member increases, adjusts degree of increase in the output of the vehicle to a degree that is greater if amount of increase in the amount of operation of the operating member is smaller, based on the state of travel of the vehicle, and that, when the amount of operation of the operation member decreases, adjusts degree of decrease in the output of the vehicle to a degree that is greater if the amount of decrease in the amount of operation is smaller, based on the state of travel of the vehicle. | 12-02-2010 |
20110040446 | STEERING CONTROL DEVICE - A steering control device for a vehicle includes a steering characteristic setting unit setting the range of a steering manipulation angle corresponding to a tire angle in a predetermined range (near an induction target tire angle for guiding to a target locus), which is determined on the basis of the target locus upon vehicle traveling, to be wider than the range of a steering manipulation angle corresponding to a tire angle outside of the predetermined range. A reduction gear ratio of a steering mechanism in the predetermined range increases. | 02-17-2011 |
20110137562 | RUNNING PLAN CREATING APPARATUS - A running plan creating apparatus for creating a running plan including position information of a vehicle at each time comprises road information acquiring means for acquiring road information concerning a running path for the vehicle to run, action predicting means for predicting positions and speeds of other vehicles running about the vehicle at each time by utilizing the road information, characteristic information acquiring means for acquiring characteristic information in each of the other vehicles, risk degree estimating means for estimating respective degrees of risk of the other vehicles by utilizing the characteristic information, risk degree distribution setting means for setting a risk degree distribution at each time on the running path by utilizing the road information and the positions and degrees of risk of the other vehicles, and running plan creating means for creating the running plan of the vehicle by utilizing the risk degree distribution. | 06-09-2011 |
20120239282 | VEHICLE CONTROL DEVICE - Disclosed is a vehicle control device that generates a speed pattern of a vehicle in a predetermined traveling section and controls the vehicle on the basis of the speed pattern. The vehicle control device includes average traffic flow vehicle speed acquiring means for acquiring an average traffic flow vehicle speed in the predetermined traveling section, optimal low fuel consumption speed pattern generating means for generating a speed pattern which is optimized to reduce the fuel consumption of the vehicle in the predetermined traveling section on the basis of the average traffic flow vehicle speed, and control means for controlling the vehicle on the basis of the optimal low fuel consumption speed pattern. | 09-20-2012 |
20120259527 | VEHICLE CONTROL DEVICE - Provided is a vehicle control device which generates a speed pattern of a vehicle and controls traveling of the vehicle based on the speed pattern, including: rear vehicle travel situation checking means for checking a travel situation of a rear vehicle which travels behind the vehicle; wave-like travel speed pattern generating means for generating a wave-like travel speed pattern where acceleration travel and free run travel are alternately repeated based on the travel situation of the rear vehicle; and control means for controlling the traveling of the vehicle based on the wave-like travel speed pattern. | 10-11-2012 |
20130013164 | VEHICLE CONTROL DEVICE - A vehicle control device generates a speed pattern alternately repeating an acceleration travel pattern having a section accelerating a host vehicle and an inertia travel pattern having a section with an acceleration driving force of zero and a deceleration braking force of zero with respect to the wheels of the host vehicle. The speed pattern is generated by reducing speed of the host vehicle in front of any one position of an intersection of the road on which the host vehicle travels and an exit leading to the road. The intersection and the exit may encounter another vehicle, and may include a traffic flow of other vehicles on a road with a host vehicle. Matching a proved speed by reducing vehicle speed of a speed pattern with a position of an intersection or an exit, the host vehicle may cooperate with traffic flow to improve fuel efficiency. | 01-10-2013 |
20130060416 | VEHICLE CONTROL DEVICE - Disclosed is a vehicle control device capable of reducing calculation time while securing precision of a traveling plan in an arbitrary section. The vehicle control device controls a vehicle along a traveling plan calculated in accordance with a traveling path to a destination of the vehicle. The vehicle control device includes a traveling path setting unit which sets the traveling path from the current position of the vehicle to the destination, a traveling path division unit which divides the traveling path into a first section and a second section, and a traveling plan calculation unit which calculates a first traveling plan according to the first section and a second traveling plan according to the second section. The traveling plan calculation unit coarsens calculation granularity in the second traveling plan compared to calculation granularity in the first traveling plan. | 03-07-2013 |
20130211688 | DRIVING ASSISTANCE DEVICE - An object of the driving assistance device is to provide a driving assistance device capable of preventing the driver from experiencing discomfort. The driving assistance device includes a target deceleration pattern generating unit that generates a target deceleration pattern for deceleration driving and a start position determining unit that determines a deceleration start point where the deceleration driving starts on the basis of the target deceleration pattern. The target deceleration pattern unit generates the target deceleration pattern including a first deceleration pattern in which deceleration in a section from a predetermined position to a target stop position is set and a second deceleration pattern in which deceleration in a section to the predetermined position is set. The deceleration in the first deceleration pattern is more than the deceleration in the second deceleration pattern. | 08-15-2013 |
20130289874 | TRAVEL PLAN GENERATION METHOD AND TRAVEL PLAN GENERATION DEVICE - The travel plan generation method includes a maximum speed limit section setting step of setting a maximum speed limit section, a low speed allowed section setting step of setting a low speed allowed section which is in front of the maximum speed limit section on the route and is in a low speed allowable distance range from the maximum speed limit section, and a travel plan generation step of generating a travel plan in which the speed of the vehicle is limited to a speed limit or less in the maximum speed limit section and the speed of the vehicle is not reduced to a low discomfort speed or less in sections other than the maximum speed limit section and the low speed allowed section. | 10-31-2013 |