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- Bluetooth Low Energy (1) (entfernen)
This feasibility study presents how the Received Signal Strength Indicator (RSSI) of a Bluetooth® Low Energy (BLE) signal, transmitted from the BLE-module embedded in building materials with changing moisture content, is damped. The BLE-module (TRANSMITTER) communicates with a mobile Smart Device as tablet or mobile phone (RECEIVER) [Fig. 1]. The measured RSSI indicates to what extend the received signal strength is changed due to moisture, while the transmitted signal strength remains constant.