ECE 510 - Advanced Network Analysis

Description: Credit 4. Characterizations of networks; the indefinite-admittance matrix; active two-port networks; theory of feedback amplifiers; stability of feedback amplifiers; and multiple-loop feedback amplifiers.

Prerequisite: ECE 410

Recent Textbooks: (recently published textbook, reference book)

1. W.-K. Chen, Ed., Circuits and Filters Handbook,
Boca Raton, FL: CRC Press, Second Edition, 2003.

2. W.-K. Chen, Active Network Analysis, Teaneck, NJ: World Scientific
Publishing Company, 1991

 1. Characterizations of networks
      a. Linearity, passivity and activity
      b. Matrix characterizations of n-port networks
      c. Equivalent frequency-domain conditions of passivity
      d. Discrete-frequency concepts of passivity and activity
2. The Indefinite-admittance matrix
      a. Terminal contraction and suppression
      b. The first- and second-order cofactors
      c. Computation of network functions
      d. Analysis of constrained active networks
3. Active two-port networks
      a. Power gains
      b. Sensitivity
      c. The U-functions
      d. Potential stability and absolute stability
      e. Optimum terminations for absolutely stable two-port networks
4.  Theory of feedback amplifiers
      a. Feedback amplifier configurations
      b. General feedback theory
      c. The network functions and feedback
      d. Sensitivity function and feedback
      e. The return difference and the null return difference
      f. Extension of feedback concepts
      g. The relative sensitivity function and feedback
      h. Measurement of return difference
5.  Stability of feedback amplifiers
      a. The single-loop feedback amplifiers
      b. Stability criteria
      c. The Nyquist criterion
      d. Applications of the Nyquist criterion to single-loop feedback
      e. The root-locus method
      f. Root sensitivity
      g. Bode formulas
      h. Bode's design theory
6.   Multiple-loop feedback amplifiers
      a. Matrix signal-flow graphs
      b. The multiple-loop feedback amplifier theory
      c. Extensions to feedback matrices
      d. The hybrid-matrix formulation of multiple-loop feedback theory
      e. The sensitivity matrix and multiparameter sensitivity