Title:
ELECTRONIC CONTROL DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/130699
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a feature which, even when updated data to be written to an ECU is encrypted, is capable of appropriately resuming the writing processing when determined that the writing processing was interrupted while in progress. An electronic control device according to the present invention, wherein a first data block included in the updated data is encrypted by using a second data block, and when the writing processing for writing the first data block to the storage unit is interrupted while in progress, updated data which includes both the first data block and the second data block is reacquired, after which the first data block is decoded again by using the reacquired second data block.
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Inventors:
SUMIYA KOSUKE (JP)
KINUGASA SHUN (JP)
ABE YUSUKE (JP)
HIRONAKA ATSUSHI (JP)
KINUGASA SHUN (JP)
ABE YUSUKE (JP)
HIRONAKA ATSUSHI (JP)
Application Number:
PCT/JP2021/031847
Publication Date:
June 23, 2022
Filing Date:
August 31, 2021
Export Citation:
Assignee:
HITACHI ASTEMO LTD (JP)
International Classes:
B60R16/02; G06F8/65
Domestic Patent References:
| WO2018070156A1 | 2018-04-19 |
Foreign References:
| US20200034134A1 | 2020-01-30 | |||
| CN108170455A | 2018-06-15 | |||
| JP2019519829A | 2019-07-11 | |||
| JP2020187184A | 2020-11-19 | |||
| JP2006298261A | 2006-11-02 |
Attorney, Agent or Firm:
HIRAKI & ASSOCIATES (JP)
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