Brief paper: Spectral analysis of block structured nonlinear systems and higher order sinusoidal input describing functions
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Cites background from "Brief paper: Spectral analysis of b..."
...The HOSIDF can be considered to be a special case of the OFRF of a static polynomial nonlinear system (Rijlaarsdam et al, 2011)....
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18 citations
Cites background from "Brief paper: Spectral analysis of b..."
...The number of higher order harmonic components is related to the order of the polynomial [6], [47]–[49]....
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References
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Additional excerpts
...Next, the power series in (3) is rewritten to the sum of one tones using the following relationship (Gradshteyn & Ryzhik, 2000): cos2n−σ (x) = 1 22n−1−σ ⎧⎨ ⎩(1 − σ) ( 2n n ) + n−1∑ m=0 ( 2n − σ m ) cos ((2(n − m) − σ) x) } , (4) with n ∈ N≥1, σ ∈ {0, 1} and the binomial coefficient ( a b ) = a! b!...
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2,469 citations
"Brief paper: Spectral analysis of b..." refers background or methods in this paper
...The GFRF was first introduced in George (1959) and methods to measure and interpret the GFRF were developed in Billings and Tsang (1989)....
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...Modeling systems in the frequency domain, rather than the time domain, offers important advantages such as easy interpretation of the system dynamics and has led to significant progress in linear controller design (Bode, 1945)....
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2,379 citations
"Brief paper: Spectral analysis of b..." refers methods in this paper
...In Pintelon and Schoukens (2001) frequency domain identification methods are discussed which provide a quantitativemeasure for the level and type of nonlinear influences....
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1,244 citations