Research Article

Gaussian Pulse-Based Two-Threshold Parallel Scaling Tone Reservation for PAPR Reduction of OFDM Signals

Figure 4

The proposed cancellation process: (a) the original OFDM signal; (b) the 1st cancellation signal based on the high threshold AH; (c) the OFDM signal after first iteration; (d) the 2nd cancellation signal based on the low threshold AL; (e) the OFDM signal after second iterations.
470310.fig.004a
(a)
470310.fig.004b
(b)
470310.fig.004c
(c)
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(d)
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(e)