Local and global common subexpression elimination 局部和全局公共子表達(dá)式消除
2 . analyzing each module algorithm of the receiver , and improving the traditional common subexpression elimination ( cse ) algorithm which the fir filter designs based on the canonical signed - digit ( csd ) to enhances the filter the realization speed 2 、對(duì)接收機(jī)各個(gè)模塊算法進(jìn)行分析,確定各模塊的實(shí)現(xiàn)方式,并改進(jìn)了基于經(jīng)典正則帶符號(hào)碼( csd )的共用子模塊( cse )算法的fir濾波器設(shè)計(jì),以提高濾波器的實(shí)現(xiàn)速度。