complex orthogonal group

A group orthogonal frequency and code division multiple access scheme were proposed,which was named GOFCDMA.

提出了一种群正交的频分与码分相结合的多址方案——群正交频码分多址,通过在发送端对用户进行分组,每组内采用码分多址,在接收端利用较低复杂度的分组最大似然检测,可以有效提高频谱利用率。