12-1) similar to Lathi & Ding, Prob. P.6.9-1 Modulated Binary data @ 5.4 Mb/s Multinary baseband encoding Carrier modulator output Consider the system above with a multinary carrier modulation scheme. The symbol rate is chosen to transmit data at 5.4 Mbit/s. The baseband encoding uses full-width rectangular (NRZ) pulses. (a) If the modulator generates an 8-ASK signal, what is the symbol rate of the multinary signal? (b) If the modulator generates an 8-ASK signal, what is the bandwidth of the modulated output? (c) If the modulator generates an 8-PSK signal, what is the bandwidth of the modulated output? (d) If the modulator generates a QAM signal with 8 levels for I and 8 levels for Q, what is the bandwidth of the modulated output?
12-1) similar to Lathi & Ding, Prob. P.6.9-1 Modulated Binary data @ 5.4 Mb/s Multinary baseband encoding Carrier modulator output Consider the system above with a multinary carrier modulation scheme. The symbol rate is chosen to transmit data at 5.4 Mbit/s. The baseband encoding uses full-width rectangular (NRZ) pulses. (a) If the modulator generates an 8-ASK signal, what is the symbol rate of the multinary signal? (b) If the modulator generates an 8-ASK signal, what is the bandwidth of the modulated output? (c) If the modulator generates an 8-PSK signal, what is the bandwidth of the modulated output? (d) If the modulator generates a QAM signal with 8 levels for I and 8 levels for Q, what is the bandwidth of the modulated output?
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Transcribed Image Text:12-1) similar to Lathi & Ding, Prob. P.6.9-1
Modulated
Binary data
@ 5.4 Mb/s
Multinary
baseband
encoding
Carrier
modulator
output
Consider the system above with a multinary carrier modulation scheme. The symbol rate is chosen to transmit data at
5.4 Mbit/s. The baseband encoding uses full-width rectangular (NRZ) pulses.
(a) If the modulator generates an 8-ASK signal, what is the symbol rate of the multinary signal?
(b) If the modulator generates an 8-ASK signal, what is the bandwidth of the modulated output?
(c) If the modulator generates an 8-PSK signal, what is the bandwidth of the modulated output?
(d) If the modulator generates a QAM signal with 8 levels for I and 8 levels for Q, what is the bandwidth of the
modulated output?
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