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. 2018 Jul 3;18(7):2137. doi: 10.3390/s18072137
WSN Wireless Sensor Network
IoT Internet of Things
CSS Chirp Spread Spectrum
SNR Signal-to-Noise Ratio
ISM-band Industrial, Scientific and Medical Radio Band
SMBus System Management Bus
I2C Inter-Integrated Circuit
UART Universal Asynchronous Receiver-Transmitter
SPI Serial Peripheral Interface
I/O Input/Output
USB Universal Serial Bus
RF Radio Frequency
LoRaWAN LoRa Wide Area Network
SF Spreading Factor
RBW Receiver Bandwidth
FSK Frequency Shift Keying
GFSK Gaussian Frequency Shift Keying
IMU Inertial Measurement Unit
RTC Real-Time Clock
FFC Flat Flexible Cable
FPC Printed Circuit Cable
PCB Printed Circuit Board
TX Transmitter
RX1 Receiver 1
RX2 Receiver 2
LoS Line-of-Sight
NLoS Non-Line-of-Sight
SIR Signal-to-Interference Ratio