The ESP32 is a microcontroller that provides an API for Bluetooth A2DP which can be used to receive sound data e.g. from your Mobile Phone and makes it available via a callback method. The output is a ...

Abstract: Enhanced by the simultaneous wireless power and data transfer, the radio frequency identification (RFID) techniques create new chances for the Internet of Things (IoT), which is used to ...

Abstract: The radio frequency identification (RFID) sensors featuring simultaneous wireless power and data transfer (WPDT) have provided promising potentials for flexible sensing and communication in ...