adplus-dvertising
frame-decoration

Question

QPSK provides twice the bandwidth efficiency and _______ energy efficiency as compared to BPSK.

a.

Twice

b.

Half

c.

Same

d.

Four times

Answer: (c).Same

Engage with the Community - Add Your Comment

Confused About the Answer? Ask for Details Here.

Know the Explanation? Add it Here.

Q. QPSK provides twice the bandwidth efficiency and _______ energy efficiency as compared to BPSK.

Similar Questions

Discover Related MCQs

Q. What is the full form of OQPSK?

Q. The bandwidth of OQPSK is _______ to QPSK.

Q. QPSK signals perform better than OQPSK in the presence of phase jitter.

Q. Which of the following is not a detection technique used for detection of π/4 QPSK signals?

Q. In non-linear modulation, the amplitude of the carrier varies with the variation of modulating signal.

Q. In constant envelope family of modulation, class C amplifiers introduces degradation in spectrum occupancy.

Q. Constant envelope modulation techniques occupy ______ bandwidth than linear modulation schemes.

Q. In BFSK __________ of constant amplitude carrier signal is switched between two values.

Q. MSK stands for ________

Q. What is the modulation index of MSK?

Q. The modulation index of an FSK signal is similar to modulation index of ________

Q. The name minimum phase shift keying implies minimum _________

Q. MSK is sometimes also referred as _________

Q. Which of the following is not a property of MSK?

Q. MSK is a special form of OQPSK.

Q. GMSK is a ________ of MSK.

Q. Which of the following holds true for GMSK?

Q. MSK has complex demodulation and synchronization circuits.

Q. Which of the following is a combined linear and constant envelope technique?

Q. In an M-ary signalling scheme two or more bits are grouped together to form a _______