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Patent Searching and Data


Title:
ROAD CONDITION IDENTIFICATION DEVICE AND VEHICLE SYSTEM
Document Type and Number:
WIPO Patent Application WO/2021/210251
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a technique that enables detection of conventionally undetectable road damage. According to the present invention, a vehicle 10 is provided with an electronic control unit (ECU) 100, an external environment recognition sensor 110, and a vehicle posture sensor 130. A high-precision map 101 is stored in a storage unit 1001 of the electronic control unit 100. In a road damage determination unit 1000, surrounding road condition information that is based on information acquired from the sensors is matched against reference surrounding road condition information acquired from the high-precision map 101, and it is determined whether there is road surface damage. Then, using the result of the determination, a damage information creation unit 1005 creates damage information (V_RDI).

Inventors:
QUAN QIXIAN (JP)
Application Number:
PCT/JP2021/004953
Publication Date:
October 21, 2021
Filing Date:
February 10, 2021
Export Citation:
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Assignee:
HITACHI LTD (JP)
International Classes:
G08G1/00; E01C23/01; G08G1/13
Domestic Patent References:
WO2013084287A12013-06-13
Foreign References:
JP2010140203A2010-06-24
JP2016126605A2016-07-11
JP2014198974A2014-10-23
JP2016151967A2016-08-22
Attorney, Agent or Firm:
POLAIRE I.P.C. (JP)
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