15 What are the statistics of the discrete Fourier transform of white Gaussian noise? 9 What is the connection between analog signal to noise ratio and signal to noise ratio in the IQ plane in a quadrature demodulation system? 8 python scipy fft on numpy hanning window smears peaks 7 About Fourier transform of periodic signal 4 Improving Digitization by Adding White Noise Before Oversampling

### Reputation (909)

 +10 What are the statistics of the discrete Fourier transform of white Gaussian noise? +10 python scipy fft on numpy hanning window smears peaks +20 About Fourier transform of periodic signal +10 What is the connection between analog signal to noise ratio and signal to noise ratio in the IQ plane in a quadrature demodulation system?

### Questions (8)

 11 What are the statistics of the discrete Fourier transform of white Gaussian noise? 9 What is the connection between analog signal to noise ratio and signal to noise ratio in the IQ plane in a quadrature demodulation system? 1 Spectral density of 1-bit nonlinear detector in terms of analog spectral density 1 Spectral density of modulated noise process 1 Can realizations of a filtered Gaussian white noise process be represented as a Fourier transform?

### Tags (24)

 31 noise × 10 10 window-functions × 2 24 fourier-transform × 5 9 quadrature × 3 20 dft × 5 9 demodulation × 2 15 random-process × 2 9 snr × 2 12 statistics × 4 8 fft

### Bookmarks (2)

 16 What mathematical tools exist for understanding modulated noise? 0 Spectral density of signal written as quadratures