针对M2M业务的IEEE 802.11优化及其性能评价
迟学芬, 马丽君, 王雅辉, 石文孝

IEEE 802.11 optimization and performance evaluation for M2M services
CHI Xue-fen, MA Li-jun, WANG Ya-hui, SHI Wen-xiao
图3 MAC层服务时间的PDF
Fig.3 Probability distribution of MAC layer service time