Vidosav Stojanović, M. Radmanovic
Abstract
A special case of Chebyshev approximation of a constant group delay, referred to as the constrained Chebyshev delay approximation at the origin, recently introduced for low-pass filter functions of odd degree, is extended to allow for determination of the transfer function of even degree.
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A special case of Chebyshev approximation of a constant group delay, referred to as the constrained Chebyshev delay approximation at the origin, recently introduced for low-pass filter functions of odd degree, is extended to allow for determination of the transfer function of even degree.
Key concepts: Chebyshev filter, Approximation theory, Degree (music), Equioscillation theorem, Transfer function, Mathematics, Chebyshev nodes, Constraint (computer-aided design)