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Ultrasonic diagnostic apparatus

  • US 20040158148A1
  • Filed: 02/05/2004
  • Published: 08/12/2004
  • Est. Priority Date: 02/06/2003
  • Status: Active Grant
First Claim
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1. An ultrasonic diagnostic apparatus for transmitting ultrasonic signals from ultrasonic transducers toward a subject to be examined, and receiving reflected waves of said ultrasonic signals for display, comprising:

  • an analog switch for switching ultrasonic transducers for transmission of said ultrasonic signals and reception of said reflected waves;

    a transmitter power source for supplying a high voltage to a transmitter circuit for causing said ultrasonic transducers to drive said ultrasonic signals; and

    a bias power source generating circuit for generating a bias power source for said analog switch from said transmitter power source.

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