A discrete STFT processor for real-time spectrum analysis is proposed. To overcome the
drawbacks of previous discrete STFT algorithms and architectures, a new architecture based …

FFT algorithm is the popular software design for spectrum analyzer, but doesnpsilat work
well for parallel hardware system due to complex calculation and huge memory …

This paper describes in detail the design of a custom CMOS Fast Fourier Transform (FFT)
processor for computing 256-point complex FFT. The FFT is well suited for real-time …

This paper describes a new high speed spectrum analysis technique that tiles a spectral
display using a rapid step and dwell spectral sweep. The step and dwell translation operates …

The authors propose a paradigm shift for digital spectrum analysis from a transform to a
digital filter bank. With the digital filter bank, they gain an additional degree of freedom in the …

Fast Fourier Transform (FFT) is the basis of Digital Signal Processing (DSP). In this paper, a
high performance FFT library using radix-2 decimation in frequency (DIF) algorithm is …

The accurate and timely spectrum sensing ability is very critical to cognitive radio.
Cyclostationary feature detection has the ability to separate the signal of interest from noise …

In this paper, we propose an area-efficient short-time Fourier transform (STFT) processor
that can perform time–frequency analysis of non-stationary signals in real time, which is …

The estimated accuracy of phase and frequency of all phase FFT spectrum analysis and its
correction techniques are high [1-3], for its perfect characteristic of inhibiting the spectrum …

With the rapid development of electronic information and computer science, the fast Fourier
transform (FFT) has played an increasingly important role in digital signal processing (DSP) …