上游充通大 SHANGHAI JIAO TONG UNIVERSITY A Distributed Algorithm to Construct Multicast Trees in WSNs: An Approximate Steiner Tree Approach Hongyu Gong,Lutian Zhao,Kainan Wang, Weijie Wu,Xinbing Wang Shanghai Jiao Tong University
Hongyu Gong, Lutian Zhao, Kainan Wang, Weijie Wu, Xinbing Wang Shanghai Jiao Tong University A Distributed Algorithm to Construct Multicast Trees in WSNs: An Approximate Steiner Tree Approach
Wireless Sensor Networks 上洋充通大学 SHANGHAI JIAO TONG UNIVERSITY Data dissemination and aggregation are common in wireless sensor networks Source/Sink Internet and satellite Monitoring Area Sensors Processing center 2
Wireless Sensor Networks 2 Data dissemination and aggregation are common in wireless sensor networks
What is multicast tree? 上浒充通大￥ SHANGHAI JIAO TONG UNIVERSITY ▣Connect a group of sensors ▣No redundant links 0 ▣Support one-to- many or many-to-one 0 data transmission 0 0 3
What is multicast tree? 3 Connect a group of sensors No redundant links Support one-tomany or many-to-one data transmission
Applications 上浒充通大学 SHANGHAI JIAO TONG UNIVERSITY : Traffic Smart home monitoring Safety Multicast tree Irrigation In WSN control Environmental Illumination monitoring control 4
Applications 4 Smart home Safety Environmental monitoring Illumination control Irrigation control Traffic monitoring Multicast tree In WSN
Communication Computation 上洋充通大学 SHANGHAI JIAO TONG UNIVERSITY Communication Min-length multicast tree MIMO FFT Computing
Communication & Computation