URL：https://www.researchgate.net/profile/Zhaofeng-Zhang-3/publication/321479355/figure/fig3/AS:962226085187637@1606423984742/The-decision-of-the-second-bit-in-16QAM-real-axis_Q320.jpg
掲載元：https://www.researchgate.net/figure/The-decision-of-the-first-bit-in-16QAM-real-axis_fig2_321479355
