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Updated: Mar 9, 2026

Using a Real-Time Locating System to Measure Walking Activity Associated with Wandering Behaviors Among Institutionalized Older Adults
Published on: February 8, 2019
Ruisong Han1, Wei Yang2, Kaiming You3
1School of Electronic and Information Engineering, Beijing Jiaotong University, Beijing 100044, China. hanruisong@bjtu.edu.cn.
This study introduces a wireless multimedia sensor network (WMSN) framework using Multi-Band Orthogonal Frequency-Division Multiplexing Ultra-wide Band (MB-OFDM-UWB) for enhanced underground coalmine safety monitoring. It addresses network design and key technologies for precise surveillance.
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