Howtosignalprocessing
Real - page 4
Could a DCT be used for an audio magnitude spectrum rather than DFT?
Yes, DCT can be used to provide a magnitude spectrum with twice the density. Why DCT is used instead of DFT?What is the main difference between DCT an...
Real and imaginary signals definition
In signal processing "real" denotes a signal component that is in phase with (i.e. has a 0° phase shift from) some reference signal. Imaginary denotes...
Real and imaginary signals examples
What are real and imaginary signals?What are real signals?What are different types of signals? What are real and imaginary signals?Real and Imaginar...
Fft of real signal
How do you calculate FFT of a signal?What is a real FFT?What is FFT of a signal?Is the FFT of a real signal real? How do you calculate FFT of a sign...
Real fft vs complex fft
What is the difference between a real FFT and a complex FFT?What is a real FFT?What is a complex FFT?What are the two types of FFT? What is the diff...
Fft of real signal symmetric
Is Fourier transform of real signal symmetric?Why is my FFT symmetric?Is the FFT of a real signal real?What is a real FFT? Is Fourier transform of r...
Is there mathematical relationship between the FFT and DCT transforms
What is FFT and DCT?How to calculate DCT?Is DCT The real part of DFT?What is the main difference between DCT and DFT? What is FFT and DCT?FFT is the...
Dtft of real signal
What are real signals?What is an even signal?What is conjugate symmetry? What are real signals?A real signal at any given time takes its value in th...
Dft of real signal
What is real DFT?What is DFT of a signal?Is the FFT of a real signal real?How is DFT calculated? What is real DFT?The real discrete Fourier transfor...