基于并行算法的自适应滤波原理及其性能分析

Analysis of Adaptive Filter Theory and Its Performance Based on Parallel Algorithm

与普通的滤波器结构相比，并行滤波器具有数据吞吐率高、系统功耗低等优点 .本文通过将 单输入单输出滤波算法变换为双输入双输出算法，分析了并行自适应滤波原理 ，给出了并行 LMS算法，讨论了该并行算法的主要性能指标.计算机仿真实验验证了本文的 理论分析结果.

Compared with the conventional filter structure,the parallel filter has higher throughput rate and lower power consumption.In this paper,the principle of parall el adaptive 2-by-2 algorithm based filter is presented.The parallel LMS algori thm and its performances are discussed.Simulations verify the performance of our approaches.