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Smart toy driving system for mobile terminal

  • US 8,939,814 B2
  • Filed: 04/30/2013
  • Issued: 01/27/2015
  • Est. Priority Date: 11/14/2012
  • Status: Expired due to Fees
First Claim
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1. A smart toy driving system for a mobile terminal, comprising:

  • an audio signal generating part which is installed at the mobile terminal so as to generate an audio signal having a predetermined pattern;

    a terminal part which is connected to an audio outputting terminal of the mobile terminal so that the audio signal is transferred thereto;

    a signal converting part which receives the audio signal from the terminal part and then converts the received audio signal into a driving signal; and

    a driving part which receives the driving signal and operates a mechanism part so as to perform a certain action preset according to a waveform of the audio signal,wherein the mechanism part comprises;

    a fixing part which is coupled to the terminal part; and

    an operating part which is coupled to the fixing part so as to perform a predetermined action, andthe driving part comprises;

    a yoke fixedly installed in the fixing part;

    a magnet fixed to the yoke and generating a magnetic field; and

    a coil installed at an end of the operating part, receiving the driving signal and generating a driving force caused by an electromagnetic interaction with the magnetic field generated from the magnet to thereby rotate the operating part,wherein the yoke includes a first yoke and a second yoke spaced apart from and facing the first yoke, and a third yoke disposed between the first yoke and the second yoke;

    wherein the magnet includes a first magnet fixed to an inner side of the first yoke and a second magnet fixed to an inner side of the second yoke; and

    wherein the coil is disposed between the first magnet and the second magnet and wound around the third yoke.

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