对MIMO中GMD预编码性能进行仿真，采用基于QR分解的检测方法。(Simulation of GMD precoding performance in MIMO)

基于图像处理的QR码解码技术，并对QR码解码算法进行详细设计与改进，提高了解码效率以及容错能力(QR decoding technology based on image processing, and detailed design and improvement of QR decoding algorithm, improve decoding efficiency and fault tolerance ability)