Yun Chen, Christopher Husmann, Ahmad Saad, Mike Heidrich. Extended 4-point approximation of the optimal QAM modulation detector. In 25th IEEE Annual International Symposium on Personal, Indoor, and Mobile Radio Communication, PIMRC 2014, Washington DC, USA, September 2-5, 2014. pages 743-747, IEEE, 2014. [doi]
Abstract is missing.