PROBLEM TO BE SOLVED: To provide a reception data processing device for photoacoustic tomography which uses characteristics of the photoacoustic tomography, is in small scale, and can reconfigure images of photoacoustic tomography at high speed.SOLUTION: A reception data processing device for photoacoustic tomography comprises: minimum configuration unit data synthesis means for synthesizing minimum configuration unit data of an acoustic wave in each minimum configuration unit by reading reception digital signals originated in each minimum configuration unit from first storage means successively and performing phasing addition according to delay information about the acoustic wave from each minimum configuration unit in a subject area to each acoustic wave reception element second storage means capable of storing minimum configuration unit data of an entire subject area image configuring means for configuring an image of a subject on the basis of minimum configuration unit data stored by the second storage means and control means for storing each minimum configuration unit data operated by the minimum configuration unit data synthesis means to the second storage means successively, reading out the stored minimum configuration unit data of the entire subject area, and sending them to the image configuring means.COPYRIGHT: (C)2014,JPO&INPIT【課題】光音響トモグラフィの特質を活用し、小規模な構成で、高速に光音響トモグラフィの画像再構成を行いうる光音響トモグラフィの受信データ処理装置を提供する。【解決手段】被検体領域の各最小構成単位から各音響波受信素子への音響波の遅延情報に従い、第一の記憶手段より各最小構成単位由来の受信デジタル信号を順次読み出し整相加算して各最小構成単位における音響波の最小構成単位データを合成する最小構成単位データ合成手段と、被検体領域全体の最小構成単位データを保存可能な第二の記憶手段と、第二の記憶手段に保存された最小構成単位データに基づき被検体の画像を構成する画像構成手段と、最小構成単位データ合成手段によって演算された各最小構成単位データを順次第二の記憶手段に記憶し、記憶された被検体領域全体の最小構成単位データを読み出して画像構成手段に送る制御手段と、を具備してなる。【選択図】図1
