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Impact-responsive signal transmitting device

  • US 5,883,569 A
  • Filed: 12/12/1995
  • Issued: 03/16/1999
  • Est. Priority Date: 12/12/1995
  • Status: Expired due to Fees
First Claim
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1. A mobile object comprising:

  • a body in the shape of a ball;

    an impact detector arranged in the body for detecting an impact involving the object and generating a first signal in response to the detection of the impact;

    a signal generator coupled to the impact detector, the signal generator including a sound signal generator for generating a sound signal representing a sound in response to the first signal; and

    a transmitter for transmitting the sound signal for reception by a receiving device responsive to the sound signal,wherein the body of the object has an inner cavity and the impact detector includes;

    a microphone, the microphone being arranged within the inner cavity of the body and generating a signal representative of sounds detected by the microphone; and

    a signal analyzer coupled to the microphone, wherein the signal analyzer generates the first signal upon determining that the signal generated by the microphone is representative of an impact involving the object.

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