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Method of controlling electric continuous variable valve timing apparatus

  • US 9,874,155 B2
  • Filed: 12/10/2013
  • Issued: 01/23/2018
  • Est. Priority Date: 12/17/2012
  • Status: Active Grant
First Claim
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1. A method of controlling an electric continuous variable valve timing apparatus, wherein intake and exhaust timing of an engine is changed in accordance with a phase of the camshaft, the method comprising:

  • determining whether stop of the engine is required during driving;

    recognizing a target phase of the camshaft for next starting of the engine;

    controlling the phase of the camshaft so that the intake timing of the engine is advanced in accordance with the target phase; and

    ending the phase control of the camshaft in accordance with a state of the engine or the camshaft,wherein the phase of the camshaft is controlled to be always positioned further toward a direction in which the intake timing of the engine is advanced, than the target phase.

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