Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
September 5, 2006
Patent Application Number
11157162
Date Filed
June 21, 2005
Patent Primary Examiner
Patent abstract
An engine start control system of the present invention has a power supply controller which includes an ignition power supply relay activating an electric component of a vehicle and a central processing unit controlling the ignition power supply relay, a communication device communicating with a portable unit to authenticate a validity of the portable unit and performing engine start control. Further, the engine start control system has the a first drive line provided between the communication device and the ignition power supply relay and not routed through the central processing unit. By this structure, the system can obtain redundancy.
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