#Hitachi Astemo, Ltd.

Vehicle control device

A vehicle control device that achieves preferred steering control characteristics of a driver while keeping lane tracing during lane keeping control. Included are: a lane shape detection unit that det…

DRIVE·17h ago·1 min read

B60W30/12 Hitachi Astemo, Ltd.

VEHICLE CONTROL DEVICE

Provided is a vehicle control device that can reduce the discomfort to the driver and the influence on an object to be loaded and prevent collision damage. A vehicle control device controls the decele…

DRIVE·5d ago·1 min read

B60T8/18 Hitachi Astemo, Ltd.

In-vehicle computer system and autonomous driving assistance system

Provided is a technology capable of adding a new function by updating a program of an in-vehicle computer system. An in-vehicle computer system includes a plurality of ECUs. Each ECU is able to commun…

DRIVE·Jun 16·2 min read

B60W50/023 Hitachi Astemo, Ltd.

Vehicle integrated control device and vehicle integrated control method

Provided is a vehicle integrated control device capable of controlling a posture of a vehicle so as to prevent in advance an occupant who has high sensitivity to motion sickness from suffering from th…

DRIVE·Jun 16·1 min read

B60W30/025 Hitachi Astemo, Ltd.

SHOCK ABSORBER

The present shock absorber includes a cylinder, a piston provided inside the cylinder to be slidable, and a piston rod connected to the piston, and further includes a first movement suppression part p…

DRIVE·Jun 11·1 min read

B60G15/063 Hitachi Astemo, Ltd.

ELECTRIC BRAKE DEVICE

An object of the present invention is to provide an electric brake device that is able to calculate the conversion ratio of thrust to current regardless of a mechanical configuration, without prior me…

DRIVE·Jun 11·2 min read

B60T17/221 Hitachi Astemo, Ltd.

Vehicle motion control device and vehicle motion control method

A vehicle motion control device includes: an actuator characteristic change estimation unit configured to estimate a characteristic change of an actuator at a future time from a current time; a contro…

DRIVE·Jun 9·1 min read

B60W30/045 Hitachi Astemo, Ltd.

SHOCK ABSORBER AND METHOD FOR MANUFACTURING SHOCK ABSORBER

Provided is a shock absorber in which trivalent chromium is used to achieve both high hardness and low frictional force at a high level without using hexavalent chromium which is suspected of causing …

DRIVE·May 28·2 min read

C25D5/611 Hitachi Astemo, Ltd.

Vehicle control apparatus, vehicle control method, and vehicle control system

In one mode, with a vehicle control apparatus, a vehicle control method, and a vehicle control system according to the present invention, during roll control based on roll-control driving force and ro…

DRIVE·May 26·1 min read

B60W30/04 Hitachi Astemo, Ltd.

Vehicle control apparatus, vehicle control method, and vehicle following running system

According to one aspect of the present invention, a vehicle control apparatus mounted on a lead vehicle sets a smaller value of a first acceleration limit value determined based on specifications rega…

DRIVE·May 26·1 min read

B60W30/165 Hitachi Astemo, Ltd.

Vehicle control device

A vehicle control device comprises: a marker detection unit that uses a radio wave receiver provided in a vehicle and receives a radio wave from a marker placed at a predetermined point to detect the …

DRIVE·May 26·1 min read

B60W30/06 Hitachi Astemo, Ltd.

Map processing device and map processing method

A problem to be solved by the present invention is that a host vehicle position calculated on the basis of a GNSS is affected by shielding, reflection, diffraction, and the like of a positioning radio…

DRIVE·May 26·2 min read

G01C21/3844 Hitachi Astemo, Ltd.

Vehicle Control Device, Vehicle Control Method, and Vehicle Control System

In an aspect of a vehicle control device, a vehicle control method, and a vehicle control system according to the present invention, in a case in which a preceding vehicle running ahead of a host vehi…

DRIVE·Apr 23·1 min read

B60W30/10 Hitachi Astemo, Ltd.

SHOCK ABSORBER

A shock absorber includes a first oil flow path and a second oil flow path connected to a damper case and allowing oil to pass therethrough, a compression resistance unit including a resistance unit o…

DRIVE·Apr 16·1 min read

B60G17/08 Hitachi Astemo, Ltd.

Control Device for Internal Combustion Engine

The present disclosure provides a control device for an internal combustion engine which is capable of reducing an overshoot of a fuel pressure in a common rail with respect to a target pressure. A co…

DRIVE·Apr 16·2 min read

F02D41/3845 Hitachi Astemo, Ltd.

SHOCK ABSORBER

This shock absorber includes a first valve assembly connected to one end of a tube in an axial direction, a piston assembly dividing an inner chamber of the tube into a first chamber and a second cham…

DRIVE·Apr 2·1 min read

F16F9/348 Hitachi Astemo, Ltd.

AC Motor Control Device

An alternating-current (AC) motor control device that is capable of suppressing current harmonic components flowing through an AC motor and reducing a loss generated in the AC motor can be achieved. T…

DRIVE·Apr 2·2 min read

H02P21/05 Hitachi Astemo, Ltd.

LIGHT DISTRIBUTION CONTROL SYSTEM AND LIGHT DISTRIBUTION CONTROL METHOD

Vehicle-external recognition is performed, and light distribution control over headlights mounted on a vehicle is performed based on the vehicle-external recognition. A configuration includes an exter…

DRIVE·Mar 26·1 min read

B60Q1/143 Hitachi Astemo, Ltd.

Vehicle Control Device, Vehicle Control Method, and Vehicle Control System

According to an aspect of the present invention, a vehicle control device, a vehicle control method, and a vehicle control system obtain a first angle between the orientation of a vehicle and the trav…

DRIVE·Mar 19·1 min read

B60W30/09 Hitachi Astemo, Ltd.

Suspension System

A suspension system performs calculations using machine learning by making sensor information and suspension state information associate with each other. The suspension system includes: a weight param…

DRIVE·Mar 19·1 min read

B60G17/018 Hitachi Astemo, Ltd.

SENSOR ABNORMALITY DETECTION DEVICE

A CAN input unit (traveling speed input unit) to which a traveling speed of a vehicle is to be input and sprung acceleration input units (a first sensor input unit and a second sensor input unit) to w…

DRIVE·Mar 12·2 min read

B60G17/0185 Hitachi Astemo, Ltd.

ELECTRIC VEHICLE CHARGING MANAGEMENT DEVICE, ELECTRIC VEHICLE CHARGING MANAGEMENT METHOD, AND PROGRAM

To suppress concentration of charging for a plurality of electric vehicles (EV) and achieve leveling. An electric vehicle charging management device that manages charging for a plurality of EVs , the …

DRIVE·Mar 12·2 min read

B60L53/67 Hitachi Astemo, Ltd.

BRAKE CONTROL APPARATUS

The present invention provides a brake control apparatus capable of both curbing cost and minimizing a size increase at the same time when redundancy is implemented for only a required system. A brake…

DRIVE·Mar 12·1 min read

B60T7/042 Hitachi Astemo, Ltd.

METHOD OF MANUFACTURING SHOCK ABSORBER

A damping unit and an actuating unit of a damping force adjustment mechanism are inserted into a case provided to a side portion of an outer tube (outer cylinder). After the damping unit and the actua…

DRIVE·Nov 27·1 min read

F16F9/3271 Hitachi Astemo, Ltd.

DAMPING FORCE VARIABLE SHOCK ABSORBER

A damping force variable shock absorber includes a damping force variable mechanism including a damping force generator, a damping force variable actuator, and a damping force controller which control…

DRIVE·Aug 28·1 min read

B60G17/0165 Hitachi Astemo, Ltd.

Control Device and Method for Controlling an Injector

The herein described subject matter relates in particular to a control device () and a method for controlling a fuel injector () attached to an internal combustion engine to allow reducing the deviati…

DRIVE·Aug 21·2 min read

F02D41/30 Hitachi Astemo, Ltd.

VEHICLE CONTROL DEVICE AND VEHICLE CONTROL METHOD

To provide a vehicle control device and a vehicle control method that take into consideration individual differences and the effect of vehicle motion, not only in the horizontal direction but also in …

DRIVE·May 22·1 min read

B60W30/025 Hitachi Astemo, Ltd.

Apparatus and Method for Controlling Internal Combustion Engine

Provided is an apparatus and a method for controlling an internal combustion engine such that emissions may not worsen during recovery from a fuel cut. An internal combustion engine control apparatus …

DRIVE·May 15·1 min read

F02D41/1454 Hitachi Astemo, Ltd.

ELECTRONIC CONTROL DEVICE AND METHOD FOR CONTROLLING ELECTRONIC CONTROL DEVICE

Provided is an electronic control device that drives and controls a fuel injection valve, the electronic control device increasing a boost current of a booster circuit only in a scene where boosting e…

DRIVE·May 8·1 min read

F02D41/20 Hitachi Astemo, Ltd.

ELECTROMAGNETIC VALVE DRIVING DEVICE

An electromagnetic valve driving device that controls an energization period to a solenoid coil provided in a fuel injection valve and causes the fuel injection valve to inject fuel a plurality of tim…

DRIVE·May 1·2 min read

F02D41/2467 Hitachi Astemo, Ltd.

SUSPENSION SYSTEM AND CONTROLLER

A suspension system includes: a variable damper configured to use a damping force variable actuator to adjust communication of working fluid generated in a passage by a relative movement between a veh…

DRIVE·Apr 24·1 min read

B60G17/08 Hitachi Astemo, Ltd.

Internal Combustion Engine Control Device and Internal Combustion Engine Control Method

An internal combustion engine control device integrates an oxygen storage amount stored in a three-way catalyst in a period from an integration start position where combustion gas of an internal combu…

DRIVE·Apr 24·1 min read

F02D41/30 Hitachi Astemo, Ltd.

SHOCK ABSORBER AND BRACKET

Provided are a shock absorber and a bracket which are improved in attachment rigidity. A cylindrical portion is shaped by press-forming first and second holes in sheet material (flat plate) and then c…

DRIVE·Mar 27·1 min read

B60G13/006 Hitachi Astemo, Ltd.

IN-VEHICLE CONTROL DEVICE AND METHOD FOR CONTROLLING INTERNAL COMBUSTION ENGINE

This in-vehicle control device includes: a cooling period setting unit that sets a timing prior to the start timing of a predicted knock occurrence period as the increasing timing of a cooling amount …

DRIVE·Mar 27·1 min read

F02D41/22 Hitachi Astemo, Ltd.

WIND AND TRANSMISSION DELAY MANAGEMENT FOR CONNECTED VEHICLES

In some examples, a service computing device receives, from a vehicle computing device onboard a vehicle, a communication including sensor data obtained from at least one sensor onboard the vehicle. B…

DRIVE·Mar 20·1 min read

B62D6/04 Hitachi Astemo, Ltd.

Control Device for Internal Combustion Engine

A processor (CPU ) of a control device (ECU ) for an internal combustion engine identifies a first throttle valve opening degree θand a second throttle valve opening degree θat which a change rate (di…

DRIVE·Jan 23·1 min read

F02D45/00 Hitachi Astemo, Ltd.

SLIP STATE DETECTION APPARATUS AND SUSPENSION CONTROL APPARATUS

A suspension control unit includes a slip state detection apparatus configured to detect a slip state of a wheel. The slip state detection apparatus includes a second slip ratio calculation portion, a…

DRIVE·Jan 16·2 min read

B60G17/016 Hitachi Astemo, Ltd.

VEHICLE CONTROL DEVICE AND ELECTRONIC CONTROL SYSTEM

There are realized a vehicle control device and an electronic control system with high reliability capable of safely shifting control even when an operation abnormality occurs in a sensor around a veh…

DRIVE·Jan 9·1 min read

B60W60/001 Hitachi Astemo, Ltd.

FUEL SUPPLY SYSTEM AND METHOD FOR CONTROLLING A FUEL PUMP OF A FUEL SUPPLY SYSTEM FOR AN INTERNAL COMBUSTION ENGINE

The subject matter described here relates to a method, a controller and computer program product for controlling a fuel pump of a fuel supply system for an internal combustion engine, and a fuel suppl…

DRIVE·Jan 9·2 min read

F02M37/08 Hitachi Astemo, Ltd.

Electronic Control Device and Combustion State Detection System

A rotation speed or a rotation time of a crankshaft at a certain angle is calculated on a basis of a change in a detection signal of a sensor of the crankshaft. Then, when a combustion cylinder is swi…

DRIVE·Dec 26·1 min read

F02D43/04 Hitachi Astemo, Ltd.