A frequency matching method for model reduction of digital control systems

DOI10.1080/00207178208922607zbMath0473.93015OpenAlexW2073242166MaRDI QIDQ3929605

Lakhpat R. Pujara, Kuldip S. Rattan

Publication date: 1982

Published in: International Journal of Control (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1080/00207178208922607

zbMATH Keywords

numerical examplemodel reductionfrequency responsedigital control systemsfrequency matching method

Mathematics Subject Classification ID

Sampled-data control/observation systems (93C57) Transformations (93B17) Decomposition methods (49M27) Large-scale systems (93A15)

Related Items

A time-domain approach to z-domain model identification, Impulse response matching for z-Domain identification with application to model order reduction, Order reduction of z-transfer functions via multipoint Jordan continued- fraction expansion, Covariance control theory, Model reduction for continuous- and discrete-time systems via squared-magnitude responses matching by linear programming, A direct method for model reduction of discrete systems

Cites Work

• Optimization in model reduction
• Squared amplitude frequency response and Chebyshev techniques applied to continued fraction transfer-function approximates
• Closed-loop approach to the techniques for simplification of transfer functions
• A new frequency domain technique for the simplification of linear dynamic systems
• Continued fraction methods for the reduction of discrete-time dynamic systems
• Approximation of discrete linear systems
• Simplification ofz-transfer functions by continued fractions †