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Patent Searching and Data


Title:
ELECTRONIC CONTROL DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/159716
Kind Code:
A1
Abstract:
The present invention detects an abnormality in a battery during a driving cycle or during a self-shutdown, even when a battery voltage sensor is not installed. According to the present invention, a failure information storage region 131 and a second storage region-management information storage region 133 are provided in a first storage region 31, and a failure information storage region 132 and a first storage region-management information storage region 134 are provided in a second storage region 32. A management information access flag storage region 135 for storing access information indicating whether there is access to the management information in the first storage region 31 and the management information in the second storage region 32 is provided separate from the first storage region 31 and the second storage region 32.

Inventors:
MASUDA Kenji (2520, Takaba, Hitachinaka-sh, Ibaraki 03, 〒3128503, JP)
Application Number:
JP2019/003567
Publication Date:
August 22, 2019
Filing Date:
February 01, 2019
Export Citation:
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Assignee:
HITACHI AUTOMOTIVE SYSTEMS, LTD. (2520, Takaba Hitachinaka-sh, Ibaraki 03, 〒3128503, JP)
International Classes:
G11C5/14; G06F12/00
Attorney, Agent or Firm:
TODA Yuji (6-1, Marunouchi 1-chome, Chiyoda-k, Tokyo 20, 〒1008220, JP)
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