Several makes of multi channel relay boards that are controlled over an RS232 serial port. I am testing with a model that uses a ULN2803A chip also noted as a darlington array and an RS232 level ...
Abstract: Electromagnetic (EM) waves are one of the important carriers to realize information exchange between nodes in underwater wireless sensor networks (UWSNs). Building an accurate channel model ...
Abstract: Wireless energy transfer (WET) technology is key for future wireless networks as it can enable uninterrupted and maintenance-free operation of Internet of Things (IoT) networks, which will ...
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