Title:
電子制御装置
Document Type and Number:
Japanese Patent JP7143694
Kind Code:
B2
Abstract:
To provide an electronic control device which can store FFD having a high possibility that the FFD may be useful for a cause analysis of an abnormality.SOLUTION: An electronic control device 1 comprises one first microcomputer 10, and a plurality of microcomputers 10, 20 each including at least one second microcomputer 20. When a state of a vehicle detected by either of the plurality of microcomputers 10, 20 is an abnormality sign state being a state indicating a sign of an abnormality, or an abnormality definition state being a state that the abnormality has been defined, the first microcomputer 10 stores freeze frame data in a non-volatile memory 14. When vehicle data can be obtained from a plurality of information sources including the specified-abnormality detection microcomputer 20 when storing the freeze frame data, the first microcomputer 10 stores the freeze frame data including the vehicle data which are obtained from the specified-abnormality detection microcomputer 20.SELECTED DRAWING: Figure 1
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Inventors:
Tomoyasu Ohta
Application Number:
JP2018169644A
Publication Date:
September 29, 2022
Filing Date:
September 11, 2018
Export Citation:
Assignee:
株式会社デンソー
International Classes:
F02D45/00; B60R16/02
Domestic Patent References:
| JP2013217228A | ||||
| JP2007092607A | ||||
| JP2014231305A |
Foreign References:
| US20070179691 |
Attorney, Agent or Firm:
Nagoya International Patent Attorney Corporation