Title:
更新管理システムおよび更新管理方法
Document Type and Number:
Japanese Patent JP7418494
Kind Code:
B2
Abstract:
Whether or not the state of update failure on the vehicle side matches the SW versions in any of existing vehicle versions on the OTA server side is searched, and when there is a match, rollback is not executed and the matched vehicle version is maintained. Accordingly, in the next OTA update, the size of difference data corresponding to the difference between the SW versions of old programs and the SW versions of new programs can be reduced when compared with that when rollback is executed. Therefore, the time required for the OTA update process can be reduced.
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Inventors:
Morita Tsubasa
Takuya Kawano
Takuya Kawano
Application Number:
JP2022080002A
Publication Date:
January 19, 2024
Filing Date:
May 16, 2022
Export Citation:
Assignee:
Mitsubishi Electric Corporation
International Classes:
G06F8/65
Domestic Patent References:
| JP2020027635A | ||||
| JP2007189332A |
Foreign References:
| EP3346642A1 | ||||
| US20080155526 |
Attorney, Agent or Firm:
Parumo Patent Attorneys Office
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