Block Interleaved Frequency Division Multiple Access for Power Efficiency, Robustness, Flexibility, and Scalability

EURASIP Journal on Wireless Communications and Networking

Table 3 Overall efficiency η_A in % of the HPA in [42] with constant drive voltage operation with chosen for maximum overall efficiency for different input signals, all using QPSK symbol constellations and a system with N = 1024 subcarriers.

Const	Max efficiency	Max efficiency 6 dB	30 dBm	24 dBm	18 dBm
TDMA-	40% @	34% @	39% @	39% @	29% @
OFDM	26 dBm	20 dBm	30 dBm	24 dBm	18 dBm
IFDMA	49% @	43% @	49% @	43% @	29% @
	30 dBm	24 dBm	30 dBm	24 dBm	18 dBm
B-IFDMA	47% @	38% @	45% @	41% @	29% @
	28 dBm	22 dBm	30 dBm	24 dBm	18 dBm
B-IFDMA	46% @	38% @	45% @	41% @	29% @
	28 dBm	22 dBm	30 dBm	24 dBm	18 dBm
B-IFDMA	46% @	38% @	45% @	41% @	29% @
	28 dBm	22 dBm	30 dBm	24 dBm	18 dBm
LFDMA	48% @	38% @	47% @	42% @	29% @
	28 dBm	22 dBm	30 dBm	24 dBm	18 dBm