上游充通大￥ SHANGHAI JIAO TONG UNIVERSITY MotionCast:On the Capacity and Delay Tradeoffs Chenhui Hul,Xinbing Wang1,Feng Wu2 1 Institute of Wireless Communication Technology(IWCT) Shanghai Jiao Tong University 2 Microsoft Research AsiaMotionCast: On the Capacity and Delay Tradeoffs Chenhui Hu1, Xinbing Wang1, Feng Wu2 1 Institute of Wireless Communication Technology (IWCT) Shanghai Jiao Tong University 2 Microsoft Research Asia