DCMA combines the conventional CMA and SR-CMA, and the switch process between CMA and SR-CMA is realized by decision circle ring which boundary is decided by the signal-to-noise radio.

• 该算法将常规CMA算法和SR-CMA算法相结合，通过判决圆环完成两种算法之间的切换，根据信噪比确定判决圆环的边界。