Question: A WSN designed for remote area coverage transmits 20mW with a QPSK modem in a bandwidth of 6MHz. a) What is the minimum required SNR

A WSN designed for remote area coverage transmits 20mW with a QPSK modem in a bandwidth of 6MHz. a) What is the minimum required SNR for an error rate of 10-5? b) If the sensitivity of the receiver is -90dBm determine the maximum acceptable path loss if the antenna gain at transmitter is 3dBi. c) Use Okumura-Hata model to calculate the coverage in a rural area with BS antenna height of 50m and the receiver antenna height of 5m

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