Concept drill
16-QAM
GATE Electronics & Communication · Digital Communication - Modulation · 2016-2026
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All concepts →2026 Q32
A wireless digital transmission scheme is using 16-QAM over an additive white Gaussian noise channel and a maximum-likelihood receiver. Consider the information bit rate from sourc...
mediumanswer key
2022 PYQ
A symbol stream contains alternate QPSK and 16-QAM symbols. If symbols from this stream are transmitted at the rate of 1 mega-symbols per second, the raw (uncoded) data rate is ___...
easybasic explanation
2016 PYQ
An ideal band-pass channel 500Hz-2000 Hz is deployed for communication. A modem is designed to transmit bits at the rate of 4800 bits/s using 16-QAM. The roll-off factor of a pulse...
medium