engineering recuitment GATE ECE 2023-24 Test Series Communication Systems Passband Transmission Quadrature Phase Shift Keying (QPSK)
Consider the two 8 point QAM signal constellations shown in the figure below. The minimum distance between adjacent points is 2A.
Which constellation is more power efficient?
1
Constellation I
2
Constellation II
3
Both are equally efficient
4
can’t be determined