XU Kun, LIU Hong-li. Characteristics of path loss for wireless sensor networks in indoor environments[J]. 2016, 35(12): 11-13+16. DOI: 10.13873/J.1000-9787(2016)12-0011-03.
Reflection and obstruction of wall severely influence transmission characteristic of signal in wireless sensor networks( WSNs) in indoor environments. To circumvent this problem
analyze propagation characteristic of wireless signals suffering reflection of wall and derive path loss causing by wall. Then propose a novel indoor path loss modeling based on LOS and reflection. A number of experiments are executed based on 2. 4 GHz carrier frequency in indoor and corridor environments for verifying proposed path loss modeling. Experimental results demonstrate that the proposed path loss modeling can reflect loss characteristics of wireless signal in indoor.
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Surface-level path loss modeling for sensor networks in flat and irregular terrain [J] . Poh Kit Chong,Daeyoung Kim. ACM Transactions on Sensor Networks (TOSN) . 2013 (2)
An efficient closed-form solution for joint synchronization and localization using TOA [J] . Jun Huang,Yanbo Xue,Le Yang. Future Generation Computer Systems . 2013 (3)
Localization of wireless sensor networks in the wild [J] . Jizhong Zhao,Wei Xi,Yuan He,Yunhao Liu,Xiang-Yang Li,Lufeng Mo,Zheng Yang. IEEE/ACM Transactions on Networking (TON) . 2013 (1)
A survey on in-network querying and tracking services for wireless sensor networks [J] . Zuhal Can,Murat Demirbas. Ad Hoc Networks . 2013 (1)