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Positive-real function

Known as: PR, Positive-real 
Positive-real functions, often abbreviated to PR function, are a kind of mathematical function that first arose in electrical network analysis. They… 
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Related topics

Related topics

8 relations
Admittance parametersFoster's reactance theoremImpedance parametersNetwork analysis (electrical circuits)

Broader (1)

Electronic engineering

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
2016
2016
Laminar-Turbulent Transition Control Using Passivity Analysis of the Orr-Sommerfeld Equation
The control problem for linearized two-dimensional wall-bounded parallel shear flows is considered as a means of preventing the… 
2012
2012
Gain-scheduled synthesis with dynamic positive real multipliers
If designing robust controllers based on multiplier or separation techniques, one is confronted with weighting filters that are… 
2011
2011
Gramian-Preserving Frequency Transformation and Its Application to Analog Filter Design
This paper presents a new state-space formulation of the frequency transformation of linear continuous-time systems. We call this… 
2006
2006
Multi-shift quadratic alternating direction implicit iteration for high-speed positive-real balanced truncation
This paper presents a multi-shift generalization of the recently proposed quadratic alternating direction implicit (QADI… 
2003
2003
Stable anti-lock braking system using output-feedback direct adaptive fuzzy neural control
In this paper, an output feedback direct adaptive fuzzy neural controller for an anti-lock braking system (ABS) is developed. It… 
2003
2003
Identification of rational spectral densities using orthonormal basis functions
2001
2001
Linear matrix inequality formulation of spectral mask constraints
The design of a finite impulse response filter often involves a spectral 'mask' which the magnitude spectrum must satisfy. This… 
2000
2000
Handling nonnegative constraints in spectral estimation
We consider convex optimization problems with the constraint that the variables form a finite autocorrelation sequence, or… 
1994
1994
On robust AML identification algorithms
1988
1988
A Positive-Real Modification of a Class of Nonlinear Controllers for Robot Manipulators
In this paper the new class of "PD+" control laws for rigid-link manipulators, whose members are PD joint controllers plus… 
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