Patents by Inventor Ching-Long Shih

Ching-Long Shih has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Servo control apparatus for a linear motor
    Patent number: 7656114
    Abstract: A servo control apparatus for a linear motor comprises a position feedback device, a driver and a position compensating device that are connected with one another. The servo control apparatus is electrically connected to the linear motor. By such arrangements, it can not only improve the precision of the displacement of the linear motor, but also make the movement of the linear motor relatively smooth.
    Type: Grant
    Filed: October 3, 2007
    Date of Patent: February 2, 2010
    Assignee: Hiwin Mikrosystem Corp.
    Inventors: Chi-Tai Liu, Ching-Long Shih
  • Servo Control Apparatus for a Linear Motor
    Publication number: 20090091283
    Abstract: A servo control apparatus for a linear motor comprises a position feedback device, a driver and a position compensating device that are connected with one another. The servo control apparatus is electrically connected to the linear motor. By such arrangements, it can not only improve the precision of the displacement of the linear motor, but also make the movement of the linear motor relatively smooth.
    Type: Application
    Filed: October 3, 2007
    Publication date: April 9, 2009
    Inventors: Chi-Tai Liu, Ching-Long Shih