This PaPer Presents a DFT structure based on ADM (AdaPtive Delta Modulation), which is a new DFT algorithm with simple hardware, nomultiPlication and low cost.

• 本文提出了一种采用ADM(自适应增量调制)的DFT新结构,该结构硬件实现简单,无乘法及成本低,与基于LDM(线性增量调制的)的DFT结构相比,大大提高了信号功率的动态范围。