Companding is a well-known technique for the peak-to-average power ratio (PAPR) reduction of orthogonal frequency division multiplexing (OFDM) signals. However, ...

The peak-to-average power ratio (PAPR) reduction and linearization techniques are both effective methods to improve the efficiency of the transmitter in digital video broadcasting (DVB) systems.

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Conclusion Most communication systems require PAPR reduction. A high PAPR signal, once transmitted to a power amplifier, creates spectral regrowth that violates the spectral emission mask and ...