@inproceedings{1689, author = {Xinhua Ling and Yu Cheng and Jon Mark and Xuemin Shen}, title = {A general analytical model for the IEEE 802.15. 4 contention access period}, year = {2007}, journal = {Wireless Communications and Networking Conference, 2007. WCNC 2007. IEEE}, pages = {316-321}, publisher = {IEEE}, }