As an integral part of the Internet of Things (IoT), wireless sensor networks (WSNs) are projected to have rapid growth. According to the “Wireless Sensor Network Markets” report, by 2023, there will be 3.4 billion annual WSN chipset shipments worldwide up from 1 billion in 2018. If the WSNs only use batteries for their power, […]
In the Poster Contest at Sensors Expo 2016, Karim El-Rayes, a research associate at Canada’s University of Waterloo, explains a vibration energy harvesting technique with a stationary coil and magnet and a moving ferromagnetic ball. For more information, click here.