中文说明：应用背景MIMO技术的良好运用依赖于接收端快速、准确的信号检测技术，这要求检测算法兼具较低的复杂度和较高的检测性能，提供信号检测算法的MATLAB实现很有必要。关键技术使用迫零检测算法(ZF)，最小均方误差检测算法，排序的MMSE检测算法，相应的MMSE软检测算法，球形译码检测算法(SD)和软硬QRD_MLD算法以及最大似然检测算法，可以比较在256QAM高阶调制下的信号检测性能，为工程实现人员提供参考。
English Description：
Application backgroundGood use of MIMO technology is dependent on the receiving end of the rapid and accurate signal detection technology, the detection algorithm both low complexity and high detection performance, providing signal detection algorithm matlab implementation is very necessary.Key TechnologyForced use zero detection algorithm (ZF), minimum mean square error detection algorithm, sort of MMSE detection algorithm, corresponding soft MMSE detection algorithm, sphere decoding detection algorithm (SD) and soft and hard QRD MLD algorithm and maximum likelihood detection algorithm can compare in 256qam high-order modulation signal detection performance and engineering personnel to provide the reference.