%0 Journal Article %A Jiaxiang Zhao %D 2007 %J International Journal of Electronics and Communication Engineering %B World Academy of Science, Engineering and Technology %I Open Science Index 11, 2007 %T A New Construction of 16-QAM Codewords with Low Peak Power %U https://publications.waset.org/pdf/12207 %V 11 %X We present a novel construction of 16-QAM codewords of length n = 2k . The number of constructed codewords is 162×[4k-1×k-k+1] . When these constructed codewords are utilized as a code in OFDM systems, their peak-to-mean envelope power ratios (PMEPR) are bounded above by 3.6 . The principle of our scheme is illustrated with a four subcarrier example. %P 1734 - 1739