TY - CONF A1 - Yew, K.M. A1 - Drieberg, M. A1 - Jeoti, V. Y1 - 2007/// SN - 0780393112; 9780780393110 TI - On PAPR reduction in OFDM systems: A technique using Normalized Complex Hadamard Transform ID - scholars252 KW - Constellation symbols; Normalized Complex Hadamard Transform (NCHT); Peak to average power ratio (PAPR) KW - Codes (symbols); Computational complexity; Orthogonal frequency division multiplexing; Power control; Wavelet transforms KW - Information systems N1 - cited By 4; Conference of TENCON 2005 - 2005 IEEE Region 10 Conference ; Conference Date: 21 November 2005 Through 24 November 2005; Conference Code:69661 VL - 2007 N2 - A new technique for the reduction of peak to average power ratio (PAPR) in Orthogonal Frequency Division Multiplexing (OFDM) systems is presented. It is based on precoding the constellation symbols with Normalized Complex Hadamard Transform (NCHT). The proposed technique can achieve about 3 dB more reduction in PAPR compared to conventional OFDM systems. The technique has been shown to be effective and has low complexity. AV - none CY - Melbourne UR - https://www.scopus.com/inward/record.uri?eid=2-s2.0-34249338684&doi=10.1109%2fTENCON.2005.301201&partnerID=40&md5=dd57c99ee1026684b22ff64ac2314706 ER -