• Title/Summary/Keyword: arrayed transducer on arc-surface

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Reflection - Transmission Type Inverse Scattering Ultrasonic Computed Tomography Using Cirucular Arc Linear Array Transducers (원호형 선배열 트랜스듀서를 이용한 빈사-투과형 역산란 초음파 토모그래피)

  • 김정순;하강열;산전황;김무준
    • The Journal of the Acoustical Society of Korea
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    • v.23 no.4
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    • pp.268-273
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    • 2004
  • A method of reflection-transmission type ultrasonic inverse scattering image was presented using linearly arrayed transducers in inner surface of half-cylinder. In this method, to reduce the number of data, the mirror effect using a reflector behind object and pulse wave with finite frequency band, To verify the proposed method, a computer simulation was performed for organic phantom specimen, As the results. it was verified that the reconstructed image was satisfactory even when the limitation view angle was limited to around 30 deg.