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Transmission, vehicle having the transmission, and control device and control method for the transmission

  • US 8,090,509 B2
  • Filed: 01/29/2008
  • Issued: 01/03/2012
  • Est. Priority Date: 01/31/2007
  • Status: Active Grant
First Claim
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1. A transmission comprising:

  • a gear ratio change mechanism having a motor for continuously varying a gear ratio between an input shaft and an output shaft;

    a motor driving section for applying a pulse voltage to the motor; and

    a control section for outputting to the motor driving section an output control signal for changing at least one of a duty ratio and a pulse height of the pulse voltage,wherein the control section outputs to the motor driving section as the output control signal a low-pass filtered control signal after applying a low-pass filtering process to another control signal.

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