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Table 3 Output Power and Drain Efficiency (DE) of Two PAs Combining module

From: Channelized active noise elimination (CANE) for suppressing quantization noise in bitstream modulated transmitter (BMT)

EDSM level Noise suppression Pout (dBm) Efficiency (%) SQNR (dB) In-band occupation \(\rho_{IBSO}\) (%)
QPSK signal with PAPR of 5.3 dB
2 level BPF 37.94 53.8 7.13 83.81
2 level 2 ch CANE + BPF 37.6 52.1 10.53 91.87
3 level BPF 39.53 59.9 13.45 95.68
3 level 2 ch CANE + BPF 39.38 60.4 16.52 97.82
LTE signal with PAPR of 10 dB
2 level BPF 35.95 53.24 4.37 73.24
2 level 2 ch CANE + BPF 35.77 49.75 6.49 81.66
3 level BPF 36.69 51.92 8.52 87.66
3 level 2 ch CANE + BPF 35.64 49.95 10.58 91.96