Title:
ELECTRONIC CONTROL DEVICE AND ELECTRONIC CONTROL SYSTEM
Document Type and Number:
WIPO Patent Application WO/2022/219920
Kind Code:
A1
Abstract:
The problem addressed by this invention is to provide an electronic control device and an electronic control system which can achieve redundant power supply while suppressing an increase in the number of wires. This invention is an electronic control device 1 including a data processing circuit which carries out data communication with one or a plurality of other electronic control devices, and characterized by comprising: a power supply terminal 105 which is connected to a first power supply 60; a first data terminal 101a to which a first external data line is connected; and a power supply selection circuit which is connected to the power supply terminal 105 and the first data terminal 101a on an input side, is connected to a data processing circuit 100 on an output side, selects one which is of the power supply terminal 105 and the first data terminal 101a on the input side and is higher in electric potential, and connects the selected one to the data processing circuit on the output side.
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Inventors:
KOGO KENJI (JP)
MAEDA KOJI (JP)
MAEDA KOJI (JP)
Application Number:
PCT/JP2022/006524
Publication Date:
October 20, 2022
Filing Date:
February 18, 2022
Export Citation:
Assignee:
HITACHI ASTEMO LTD (JP)
International Classes:
G06F1/26; B60R16/023; H02J1/00
Domestic Patent References:
| WO2014188633A1 | 2014-11-27 |
Foreign References:
| JP2006287576A | 2006-10-19 | |||
| JP2004056197A | 2004-02-19 |
Attorney, Agent or Firm:
HIRAKI & ASSOCIATES (JP)
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