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In-vehicle object determining apparatus

一种判别装置、物体的技术,应用在测量装置、车辆部件、利用再辐射等方向,能够解决不能够判别障碍物是否是移动物体等问题

Active Publication Date: 2017-05-31
DENSO CORP +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0006] However, since the vehicle-mounted object discriminating device disclosed in Patent Document 1 uses the waveform of distance measurement data obtained with the movement of the vehicle to discriminate whether or not the obstacle detected by the obstacle sensor is a moving object, when the vehicle stops , has the problem of not being able to judge whether the obstacle detected by the obstacle sensor is a moving object

Method used

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Examples

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no. 1 approach

[0025]

[0026] figure 1 It is a diagram showing an example of the schematic configuration of the driving assistance system 100 to which the present disclosure is applied. The driving assistance system 100 is mounted on a vehicle, such as figure 1 As shown, an object discrimination device 1 , a first ultrasonic sensor 2 a , a second ultrasonic sensor 2 b , a wheel speed sensor 3 and a steering angle sensor 4 are included. The vehicle equipped with driving assistance system 100 is also referred to as a host vehicle (HV) as needed.

[0027] The first ultrasonic sensor 2a is mounted on the side of the front of the vehicle, and detects an obstacle existing on the side of the front of the vehicle. The second ultrasonic sensor 2b is mounted on the side of the rear of the vehicle, and detects an obstacle present on the side of the rear of the vehicle. The first ultrasonic sensor 2 a and the second ultrasonic sensor 2 b are also referred to as obstacle sensors. In addition, the ...

example 1

[0105] In the above-mentioned embodiment, the first ultrasonic sensor 2a and the second ultrasonic sensor 2b, which are obstacle sensors for detecting obstacles, are shown mounted on the side of the vehicle to detect obstacles existing on the side of the vehicle. It is not limited to this. For example, it may be mounted at a position other than the side of the vehicle to detect obstacles existing in directions other than the side of the vehicle.

[0106] (Modification 2)

[0107] In the above-mentioned embodiments, the configuration using a plurality of obstacle sensors for detecting obstacles was shown, but the present invention is not limited thereto. For example, a configuration using only one obstacle sensor (hereinafter referred to as Modification 2) may also be used. Hereinafter, the modification 2 will be described. It should be noted that, for convenience of description, in the description after the second modified example, members having the same functions as those...

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Abstract

An in-vehicle object determining apparatus is provided with a detection state estimating unit (16) that, on the basis of the position relative to the vehicle of an obstacle detected by ultrasonic sensors (2a, 2b) at a first point in time, the installation positions of the ultrasonic sensors, and the change in the position of the vehicle from the first point in time, when the obstacle was detected, to a second point in time, at which a predetermined amount of time has elapsed since the first point in time, calculates the estimated detection state of the obstacle as detected by the ultrasonic sensors at the second point in time if the obstacle were stationary. The in-vehicle object determining apparatus is further provided with a determining unit (19) that determines that the obstacle is a moving object if the calculated estimated detection state of the obstacle deviates from the actual detection state of the obstacle as detected by the ultrasonic sensors at the second point in time.

Description

technical field [0001] This application is based on the Japanese application number 2014-215713 for which it applied on October 22, 2014, and uses the description content here. [0002] The present disclosure relates to an in-vehicle object determining apparatus (In-Vehicle Object Determining Apparatus) for determining whether an object around a vehicle is a moving object. Background technique [0003] Conventionally, there is known a technique for judging whether an obstacle detected by an obstacle sensor such as a laser radar or an ultrasonic sensor is a moving object. For example, Patent Document 1 discloses a vehicle-mounted object determination device that uses an ultrasonic sensor to determine whether an object on the side of a vehicle is a moving object. [0004] In the vehicle-mounted object discriminating device disclosed in Patent Document 1, by comparing the waveforms of distance measurement data sequentially obtained with the movement of the vehicle from the ult...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01S15/93B60R21/00G01S15/52G08G1/16G01S13/931G01S15/931
CPCB60R21/00G01S15/52G01S2015/933B60R21/0134G01S15/931G01S7/527G01S7/539G01S15/582G01S15/876G08G1/165G08G1/166G01S13/56G01S13/931G01S15/93G08G1/16
Inventor 田中秀典贵田明宏
Owner DENSO CORP
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