基于近似计算的精度动态可调FFT处理器

马丽萍, 张骁煜, 白雨鑫, 陈鑫, 张颖

An Accuracy Dynamically Configurable FFT Processor Based on Approximate Computing

MA Liping, ZHANG Xiaoyu, BAI Yuxin, CHEN Xin, ZHANG Ying

图2 单节点近似蝶形的SQNR

Fig.2 SQNR of single approximate butterfly node