Table 1 An ideal PAPR reduction method
Requirements | Methods not complyingto the requirements |
|---|---|
Low complexity | PTS |
SLM, DAR clipping | |
ACE, TR | |
Does not lead to an increase in average power | Nonlinear compandingACE |
Does not affect the coding gain | Coding |
Does not require any further bandwidth expansion or the transmission of side information | CE-OFDMPTSSLM, TR |
Does not lead to a severe BER degradation as thenumber of carriers increases | ClippingDAR clippingCE-OFDM |