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System and method for detection of fetal heartbeat

  • US 6,454,716 B1
  • Filed: 05/23/2000
  • Issued: 09/24/2002
  • Est. Priority Date: 05/23/2000
  • Status: Expired due to Term
First Claim
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1. Apparatus for transmitting and receiving energy waver comprising:

  • at least one piezoceramic scanner in communication with a first oscillator;

    at least one piezoceramic transmitter in communication with a second oscillator and operatively coupled to said piezoceramic scanner; and

    at least one piezoceramic receiver operatively coupled to said piezoceramic scanner, wherein said piezoceramic transmitter is configure to transmit waves to an object, said receiver is configured to receive signals from said object, and said piezoceramic scanner is configured to vibrate so as to provide a wide scanning area of said object.

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