The Hilbert Transform
The Hilbert transform of g(t) is the convolution of g(t) with the signal 1/πt. It is the response to g(t) of a linear time-invariant filter (called a Hilbert transformer) having impulse response 1/πt. The Hilbert transform H[g(t)] is often denoted as ˆg(t) or as [g(t)] ...
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