提出一种在 FPGA 上实现发射光谱层析技术 SIRT算法时 ,在原有资源不变的情况下 ,加速系统运算的方法。该方法把矩阵分块理论的数学原理和 FPGA 具有并行运算能力的优势有机结合 ,使运算速度有效提升。-An approach based on FPGA to accomplish Simultaneous Iterative Reconst ruction Technique (SIRT) of Emis2

sion Spect ral Tomography ( EST) is proposed to accelerate when resources unchanged. This approach combines perfectly the

two of mathematical principle of mat rix division and the advantage of parallel computing of FPGA ,increases the speed effec2

tively.