Data processing: vehicles – navigation – and relative location – Vehicle control – guidance – operation – or indication – With indicator or control of power plant
Reexamination Certificate
2007-05-01
2007-05-01
Vo, Hieu T. (Department: 3747)
Data processing: vehicles, navigation, and relative location
Vehicle control, guidance, operation, or indication
With indicator or control of power plant
Reexamination Certificate
active
11354940
ABSTRACT:
The present invention provides a control apparatus of a direct injection internal combustion engine used in an idling stop vehicle or the like, which can reduce residual fuel generated in a combustion chamber in an engine stop time, and prevent deterioration of exhaust performance and deterioration of exhaust gas performance (A/F control precision) at the time of engine restart. The control apparatus includes an automatic stop control device for automatically stopping an internal combustion engine upon satisfaction of a predetermined automatic stop condition, and at least one of a fuel injection control unit which corrects fuel injection and an air-flow amount control unit which corrects an air-flow amount. Upon satisfaction of the predetermined automatic stop condition, at least one of fuel injection correcting control by the fuel injection control unit and air-flow amount correcting control by the air-flow amount control unit is performed.
REFERENCES:
patent: 6474294 (2002-11-01), Yamazaki et al.
patent: 2005/0262831 (2005-12-01), Shouda et al.
patent: 8-150858 (1996-06-01), None
patent: A2003-65105 (2002-03-01), None
patent: A 2003-172188 (2003-06-01), None
Hitachi , Ltd.
Vo Hieu T.
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