Please download the dossier by clicking on the dossier button x
×

Ultrasonic transmitting and receiving apparatus

  • US 20060036169A1
  • Filed: 07/07/2005
  • Published: 02/16/2006
  • Est. Priority Date: 07/13/2004
  • Status: Active Grant
First Claim
Patent Images

1. An ultrasonic transmitting and receiving apparatus comprising:

  • an ultrasonic probe including ultrasonic transducers for transmitting ultrasonic waves to an object to be inspected according to plural drive signals and receiving ultrasonic echoes reflected from the object to output plural reception signals, respectively;

    drive signal generating means for generating plural drive signals for simultaneously transmitting from said ultrasonic probe in plural directions plural kinds of ultrasonic beams corresponding to plural kinds of spread spectrum signals obtained by adding frequency components, which have been discretely selected from among plural frequency components having different center frequencies in a transmission band, to each other at a predetermined rate; and

    reception side signal processing means for performing signal processing on the plural reception signals respectively outputted from said plural ultrasonic transducers and performing plural kinds of phase matching so as to form plural reception focal points corresponding to a number of ultrasonic beams transmitted from said ultrasonic probe based on the plural reception signals which have been subjected to the signal processing.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×