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Everything you need to know about NFC mobile payments

NFC mobile payments use Apple Pay and Google Pay through contactless card readers. By 2026, 60% of people globally will use ...
IEEE

Wireless Anti-Counterfeiting Labels Using RF Oscillators With Graphene Quantum Capacitors

Abstract: We propose here a lightweight, reconfigurable graphene-based physical unclonable function (PUF) for wireless identification and authentication applications. Specifically, the PUF-based ...
IEEE

Efficiency Improvement Strategy Based on Frequency Reduction With Constant Current Characteristic for Underwater Wireless Power Transfer Systems

Abstract: In this article, the problem of efficiency optimization for underwater wireless power transfer (UWPT) systems is considered. The main reason for efficiency degradation in UWPT systems is the ...
CNX Software

Espressif Systems showcases ESP32-E22 Wi-Fi 6E SoC and ESP32-H21 BLE MCU for battery-powered devices

Espressif Systems is showcasing its products at CES 2026, including two interesting upcoming parts: the ESP32-E22 Wi-Fi 6E ...