ELECTRICAL ENGINEERING / 75 design of operational amplifier circuits, other topics in electronic circuit design. EEL 6312-Electronic Circuits II (3) Prereq: EEL 6311. Design of active circuits, analysis and design of phase-locked loops and frequency synthesizers. EEL 6315-Solid-State Circuits I (3) Prereq: EEL 3396 and one of the following: EEL 4310, 4374, 4331, or4351. Integrated cir- cuits design study and design practice. EEL 6316-Solid-State Circuits 11 (3) Prereq: EEL 6315. MOS integrated circuits. Emphasis on transistor structures and model- ing and on analog circuit applications. EEL 6381-Network Representation of Solid-State Devices (2) Prereq: EEL 3396 or consent of instructor. Relationship between equivalent-circuit models and the physical mechanisms govern- ing device operation. Special attention given to approximations and methods of reasoning. Emphasis on large signal, dynamic models for MOS transistors and related devices. EEL 6382-Semiconductor Physical Electronics I (3) Crystal structures; imperfections; statistics; lattice dynamics; energy band theory. Equilibrium properties of electrons and holes in semiconductors. Electronic transport phenomena. Boltzmann's equation and transport coefficients in semiconductors. EEL 6383-Semiconductor Physical Electronics II (3) Prereq: EEL 6382. Scattering mechanisms. Recombination-generation and trapping processes; optical properties. Excess carrier phenomena. Photoelectric effects in semiconductors. Metal- semiconductor contacts. Opto-electronic devices. Junction and MOS devices. Superconductors and Josephson Junction devices. EEL 6388-Fluctuation Phenomena 1 (3) Prereq: EEL 5544. Noise theory with applications to electrical engineering. Sources of noise in electronic devices; statistical and spectral represen- tation. Influence of noise upon the performance of circuits and systems. Limitation of detectors and instruments due to noise. EEL 6391-Fluctuation Phenomena 11 (3) Prereq: EEL 6388. Prin- ciples of stochastic processes, generating and characteristic func- tions, spectral density theorems, applied to noise in physical and electrical systems. Generation-recombination noise, Brownian noise, transport noise. EEL 6397-Semiconductor Device Theory 1 (3) Prereq: EEL 3396 or consent of instructor. Semiconductor material properties, equilibrium and nonequilibrium processes, quasi-Fermi levels, pn junctions; charge-control modeling; high level injection, heavy doping effects. EEL 6398-Semiconductor Device Theory 11 (3) Prereq: EEL 6397. Basic mechanisms in bipolar junction transistors, low- and high-current effects; fundamental principles of the MOS system, surface effects on pn junctions, MOS field-effect transistors. EEL 6442-Physical Optics for Engineers (3) Fourier analysis approach to physical optics; spread and transfer functions, effects of optical spectrum limitations. Noise. Holography. Abberations, lens system design and optimization. EEL 6443-Electro-Optical Devices (3) Prereq: EEL 3473 or equivalent. Review of electromagnetic theory. Theory of dielec- tric waveguides, modes of planar waveguides, strip waveguides, coupled-mode formalism, directional couplers, modulation and switching of light, wavelength tunable filters, polarization inde- pendent devices and fiber-integrated optical circuit couplers. EEL 6444-Introduction to Optical Fibers (3) Prereq: EEL 6443. Review of electromagnetic theory; basic waveguide equations, wave and ray optics, dielectric slab waveguide, step and graded index fibers, fiber measurements, fiber splices, polarization prop- erties, and fiber systems. EEL 6486-Electromagnetic Field Theory and Applications I (3) Prereq: undergraduate course in fields and waves. Advanced electrostatics, magnetostatics, time-varying electromagnetic fields, wave propagation, waveguides. EEL 6487-Electromagnetic Field Theory and Applications II (3) Prereq: EEL 6486. Electromagnetic radiation, antennas, wave propagation in anisotropic media. EEL 6489-Current Topics in Applied Magnetics (3) Physical principles of technical magnetism with emphasis on magnetic domains. EEL 6503-Signal Representation and Design (3) Prereq: EEL 5544 or equivalent. Representation of signals and noise by sampling. Fourier and other transform methods, complex variable techniques. Criteria of optimality in communication and ranging systems. Analytical signal theory; digital signal design. EEL 6505-Digital Signal Processing (3) Prereq: EEL 5544, EEL 5719. Measurement and analysis of signals and noise. Digital filtering and spectral analysis; fast Fourier transform. EEL 6509-Space Communications (3) Prereq: EEL 5544. Telemetering systems, space communication links, satellite com- munication systems, space tracking, and navigation systems. EEL 6524-Statistical Decision Theory (3) Prereq: EEL 5544. Hypothesis testing of signals in the presence of noise by Bayes, Neyman-Pearson, minimax criteria; estimation of signal param- eters. EEL 6534-Analog Communication Concepts (3) Prereq: EEL 5544. Filtering, modulation, and demodulation of signals cor- rupted by noise; passage of electrical noise and signals through nonlinear filters and systems. EEL 6535-Theory of Communication (3) Prereq: EEL 5544. Optimum receiver principles; analysis of digital and analog communication systems in the presence of noise; modeling of communication channels. EEL 6614-Modern Control Theory I (3) Prereq: EEL 5182. Optimization of systems using the calculus of variations, dynamic programming, and the maximum principle. Extensive study of the linear plant with a quadratic performance index. Observers and dynamic compensators. EEL 6615-Modern Control Theory II (3) Prereq: EEL 6614 or consent of instructor. Kalman Bucy filters. Discrete and con- tinuous filtering. Computational techniques. Smoothing and system identification techniques. EEL 6733-Abstract Machines and Languages (3) Logic, set theory, modern algebra, finite and infinite state machines, gram- mars, language oriented machines. EEL 6769-Hardware-Software Interactions: Nonnumeric Processing (3) Prereq: EEL 5821 or consent of instructor. Infor- mation representations; content and context search methods; associative memories, retrieval language mapping; parallel processing; hardware and software garbage collections. EEL 6823-Image Processing and Computer Vision (3) Pictorial data representation; feature encoding; spatial filtering; image enhancement; image segmentation; cluster seeking; two- dimensional z-transforms; scene analysis; picture description language; object recognition; pictorial database; interactive graphics; picture understanding machine. EEL 6824-Algorithm Design and Analysis (3) Methods and techniques for developing and evaluating algorithms. Functional complexity, computational bounds, program verification and proof methods. EEL 6825-Pattern'Recognition and Intelligent Systems (3) Decision functions; optimum decision criteria; training algorithms; unsupervised learning; feature extraction; data reduction; potential functions; syntactic pattern description; recognition grammars; machine intelligence. EEL 6827-Topics in Computer Engineering (3) Research topics relevant to computer engineering, including, but not limited to, robotics, graphics, data base management, algorithm design, languages, machine intelligence. EEL 6905-Individual Work (1-4; max: 8) Prereq: consent of adviser. Selected problems or projects. EEL 6910-Supervised Research (1-5) S/U. EEL 6932-Graduate Seminar (1) Discussion of topics in fields of graduate study and research. S/U. EEL 6935-Special Topics in Electrical Engineering (1-4; max: 12, including EEL 6905) EEL 6940-Supervised Teaching (1-5) S/U. EEL 6971-Research for Master's Thesis (1-15) S/U. EEL 7980-Research for Doctoral Dissertation (1-15) S/U. ELR 5112-Automatic Speech Processing (3) Prereq: EEL 3135. Various models of speech production and perception. Opera- tion-of mechanical speech synthesizers and a discussion of automatic speech recognition. Introduction to various measuring devices commonly used in speech laboratories. ELR 5210-Cybernetics (3) Topics in communication, control, information processing, and intelligence in man and machines, man-machine, and machine-machine interactions. ELR 6225-Electrical Activity of the Nervous System (2) Prereq: MAP3302, EEL 3135, or PHY2712L. Coreq: EML 3100 or PHY 4523. Analysis of the electrical signals of peripheral nerve and brain with application of systems engineering techniques. ELR 6226-Biophysical Models of Nerve Impulse Propagation (2) Prereq: ELR 6225. Analysis of chemical, electrical, hydro-