| 摘要 |
PCT No. PCT/JP88/00169 Sec. 371 Date Oct. 12, 1988 Sec. 102(e) Date Oct. 12, 1988 PCT Filed Feb. 19, 1988 PCT Pub. No. WO88/06321 PCT Pub. Date Aug. 25, 1988.An image reconstruction data processing unit of a simple structure which is capable of fast data processing by parallel operations of a plurality of fast processing units (FPU) is provided. The image reconstruction data processing unit according to the present invention comprises a plurality of FPUs and a single back projection unit (BPU) connected to the formers and is characterized in that the BPU includes a plurality of back projection execution parts corresponding to the FPUs, respectively, and a single pixel memory in which a total sum of output data from the back projection execution parts are stored in a back-projected state.
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