Abstract: An object of the present invention is to accumulate data in an ECU related to a CAN message transmitted by an ECU in a CAN system. An ECU according to the present invention is an ECU among a plurality of ECUs connected to a CAN communication line, the ECU includes a transmission unit configured to transmit first CAN messages to other ECUs of the plurality of ECUs, and an accumulation unit configured to accumulate CANIDs of the plurality of first CAN messages transmitted by the transmission unit as transmission CANIDs.

Abstract: It is an object of the present invention to provide a technique that makes it possible to estimate a rolling friction coefficient. A friction coefficient estimation apparatus includes an acquisition unit, a determination unit, and an estimation unit. The acquisition unit acquires the number of tire rotations, a rotation vehicle speed, and slip information. The determination unit determines whether a tire slips or not on the basis of the slip information acquired by the acquisition unit. When the determination unit determines that the tire does not slip, the estimation unit estimates the rolling friction coefficient on the basis of the number of tire rotations and the rotation vehicle speed which are acquired by the acquisition unit.

Abstract: The present invention has an object of implementing a multi-window using an OS for smartphones that does not support multi-display. The display control apparatus according to the present invention is a display control apparatus using an operating system for smartphones, and includes: a window creator that creates a window for each of displays; a window allocator that allocates the windows to a plurality of applications; and a display controller that obtains respective display information items from the plurality of applications, and causes the displays to display the display information items according to the allocation of the windows, the displays corresponding to the respective windows. The plurality of applications include first applications defined by a specification of the operating system as applications for controlling display, and second applications defined by the specification as applications for not controlling display.

Abstract: An object of the present invention is to provide an application execution apparatus and an application execution method which enable quick startup at cold boot, and which can prevent occurrence of flicker in a display image at the time of camera image handover. The application execution apparatus according to the present invention includes a kernel that includes a predetermined function mechanism, a framework that includes an abstracted function mechanism, a first application that operates by directly using the function mechanism, and a second application, where the function mechanism includes a function mechanism that is required for operation of said first application and another function mechanism that is not required for operation of said first application, and where the kernel starts only the function mechanism that is required for operation of the first application, and then starts another function mechanism that is not required for operation of the first application.

Abstract: A memory management system of an operating system includes a memory manager and a system cache free-up unit. The memory manager monitors a free space of a memory. Upon detecting a shortage of the free space of the memory, the memory manager terminates any of running processes to increase the free space of the memory. The system cache free-up unit frees up, in the memory, an area reserved as a cache area of the operating system to further increase the free space of the memory when a type or an operating state of the process terminated by the memory manager satisfies a predefined condition.

Abstract: An object of the present invention is to provide an application execution apparatus and an application execution method which enable quick startup at cold boot, and which can prevent occurrence of flicker in a display image at the time of camera image handover. The application execution apparatus according to the present invention includes a kernel that includes a predetermined function mechanism, a framework that is started by the kernel, and that includes an abstracted function mechanism obtained by abstracting the function mechanism, a first application that operates by directly using the function mechanism, and a second application that operates by indirectly using the function mechanism through the abstracted function mechanism, and that includes a function of the first application, where a volume of the first application is smaller than a volume of the second application.

Abstract: An object of the present invention is to provide an application execution apparatus and an application execution method which enable quick startup at cold boot, and which can prevent occurrence of flicker in a display image at the time of camera image handover. The application execution apparatus according to the present invention includes a kernel that includes a display mechanism, a frame control mechanism that controls a plurality of window frames included in the display mechanism, a framework that includes an abstracted display mechanism, a first application that operates by directly using the display mechanism, and a second application that operates by indirectly using the display mechanism, and that includes a function of the first application, where the frame control mechanism performs control such that the same window frame is assigned at a time of operation of each of the first application and the second application.

Abstract: An object of the present invention is to provide an application execution apparatus and an application execution method which enable quick startup at cold boot, and which can prevent occurrence of flicker in a display image at the time of camera image handover. The application execution apparatus according to the present invention includes a kernel that includes a predetermined function mechanism, a framework that includes an abstracted function mechanism, a first application that operates by directly using the function mechanism, and a second application, where the function mechanism includes a function mechanism that is required for operation of said first application and another function mechanism that is not required for operation of said first application, and where the kernel starts only the function mechanism that is required for operation of the first application, and then starts another function mechanism that is not required for operation of the first application.

Abstract: An image processing device includes a distance information acquisition unit and an image combination unit. Based on positions of a common subject on a plurality of images captured by a plurality of cameras for capturing surrounding images of a vehicle, the distance information acquisition unit calculates a first subject distance from a vehicle reference position to the common subject, and calculates, based on the first subject distance, a second subject distance to a subject captured by one of the plurality of cameras. Based on the first subject distance and the second subject distance, the image combination unit converts the captured images in which the plurality of cameras are employed as viewpoints to images in which the reference position is employed as a viewpoint, and combines the converted images on a single plane of projection.

Abstract: An object of the present invention is to provide an application execution apparatus and an application execution method which enable quick startup at cold boot, and which can prevent occurrence of flicker in a display image at the time of camera image handover. The application execution apparatus according to the present invention includes a kernel that includes a predetermined function mechanism, a framework that is started by the kernel, and that includes an abstracted function mechanism obtained by abstracting the function mechanism, a first application that operates by directly using the function mechanism, and a second application that operates by indirectly using the function mechanism through the abstracted function mechanism, and that includes a function of the first application, where a volume of the first application is smaller than a volume of the second application.

Abstract: The present invention has an object of implementing a multi-window using an OS for smartphones that does not support multi-display. The display control apparatus according to the present invention is a display control apparatus using an operating system for smartphones, and includes: a window creator that creates a window for each of displays; a window allocator that allocates the windows to a plurality of applications; and a display controller that obtains respective display information items from the plurality of applications, and causes the displays to display the display information items according to the allocation of the windows, the displays corresponding to the respective windows. The plurality of applications include first applications defined by a specification of the operating system as applications for controlling display, and second applications defined by the specification as applications for not controlling display.

Abstract: An object of the present invention is to provide an application execution apparatus and an application execution method which enable quick startup at cold boot, and which can prevent occurrence of flicker in a display image at the time of camera image handover. The application execution apparatus according to the present invention includes a kernel that includes a display mechanism, a frame control mechanism that controls a plurality of window frames included in the display mechanism, a framework that includes an abstracted display mechanism, a first application that operates by directly using the display mechanism, and a second application that operates by indirectly using the display mechanism, and that includes a function of the first application, where the frame control mechanism performs control such that the same window frame is assigned at a time of operation of each of the first application and the second application.

Abstract: A power source system device includes a primary power source circuit block 2 that generates a voltage (Mini+B?DropV) which is further dropped from the lowest voltage of the onboard battery that supplies power to electric and electronic parts of a vehicle, the lowest voltage occurring at a start of the engine of the vehicle; a secondary power source circuit block 3 that generates a power source voltage Vcc by boosting the voltage (Mini+B?DropV) generated by the primary power source circuit block 2, supplies the power source voltage Vcc to an integrated circuit including a control block that executes a general-purpose OS, and starts the integrated circuit; and an ACC check control circuit 4 that controls the start and stop of the operation of the primary power source circuit block 2 and secondary power source circuit block 3.

Abstract: An environment estimation apparatus includes an image area dividing unit for dividing a camera image taken with a vehicle camera into a plurality of image areas, a camera image information extracting unit for extracting, from an image area that has the sky taken and is acquired from among the plurality of image areas undergoing the division by the image area dividing unit, image information indicating features of the image area, and an environment estimation unit for estimating, from the image information extracted by the camera image information extracting unit, the weather or intensity of light of a surrounding environment by referring to corresponding data indicating the correspondence between the features of the image area and the weather or the intensity of light of the surrounding environment.

Abstract: A vehicle surroundings monitoring device carries out a position mapping process of expressing a positional relationship in the detection ranges of distance sensors 2 for detecting an obstacle 100 by coordinates on a camera image captured by a camera unit 3 having an image capture range in the surroundings of a vehicle, derives transformation parameters used for carrying out a mapping transformation in such a way that the obstacle detected by the distance sensors 2 is placed at a predetermined position on the camera image on which the position mapping process has been carried out, and carries out an image transformation on the camera image by using the transformation parameters in such a way that the obstacle is placed at the predetermined position.

Abstract: Because a vehicle rear view monitoring device changes the detection threshold level of each of distance sensors 4-1 to 4-4 to change horizontal and vertical detection areas and a bearing resolution, determines the display position of an obstacle mark 16 from the distances to an obstacle 15 detected by the plurality of distance sensors 4-1 to 4-4, and amplitude information about the amplitude of a reflected wave from the obstacle, and overlays the obstacle mark 16 on the obstacle 15 by using an overlay unit 17, the vehicle rear view monitoring device improves the degree of positional precision of the overlay of the obstacle mark on the obstacle displayed on a captured image.

Abstract: An image processing device 81 includes a distance information acquisition unit 35 and an image combination unit 30. Based on positions of a common subject on a plurality of images captured by a plurality of cameras 10, 11, 12, and 13 for capturing surrounding images of a vehicle, the distance information acquisition unit 35 calculates a first subject distance from a vehicle reference position O to the common subject, and calculates, based on the first subject distance, a second subject distance to a subject captured by one of the plurality of cameras 10, 11, 12, and 13. Based on the first subject distance and the second subject distance, the image combination unit 30 converts the captured images in which the plurality of cameras 10, 11, 12, and 13 are employed as viewpoints to images in which the reference position O is employed as a viewpoint, and combines the converted images on a single plane of projection.

Abstract: An object is to provide an imaging system for taking an image of a subject with high reproducibility. It includes an imaging device for taking a picture in accordance with imaging conditions which are set values concerning imaging, a display device for displaying the image taken with the imaging device in accordance with display conditions which are set values concerning display, and an imaging condition decision unit for determining imaging conditions corresponding to the display conditions. When the display device alters the display conditions, the imaging condition decision unit determines the imaging conditions corresponding to the display conditions after the alteration, and the imaging device alters the imaging conditions stored in an imaging condition altering unit to the imaging conditions the imaging condition decision unit determines.

Abstract: A driving assist apparatus acquires vehicle information which includes a gear state and speed of a vehicle; judges a state of preparing for movement, a state of starting movement, and a state during movement; generates a wide-angle image that is an image that can see a wide range although having distortion when the vehicle state is the state of preparing for movement or the state of starting movement; and generates a no-distortion image that is an image in which the distortion due to the lens shape and the distortion by the projection system are eliminated from the camera image when the vehicle state is the state during movement.

Abstract: A power source system device includes a primary power source circuit block 2 that generates a voltage (Mini+B?DropV) which is further dropped from the lowest voltage of the onboard battery that supplies power to electric and electronic parts of a vehicle, the lowest voltage occurring at a start of the engine of the vehicle; a secondary power source circuit block 3 that generates a power source voltage Vcc by boosting the voltage (Mini+B?DropV) generated by the primary power source circuit block 2, supplies the power source voltage Vcc to an integrated circuit including a control block that executes a general-purpose OS, and starts the integrated circuit; and an ACC check control circuit 4 that controls the start and stop of the operation of the primary power source circuit block 2 and secondary power source circuit block 3.