DTFT and DFT. Z-transform and inverse Z-transform. Stability and causality of DT systems. Inverse systems. Impulse response and frequency response. Transient-state response and steady-state response. Design and realization of FIR filters. Students are advised to take ENGG2030 before taking this course. (Not for students who have taken ELEG3410. Prerequisite: ENGG2030 or ESTR2206 or consent of the instructor.)

Review of ray optics. Wave and beam optics. Fourier optics: optical image formation, holography and holographic storage. Polarization optics and liquid crystal display technology. Light emitting diodes. Optical resonators and lasers. Optical interconnects and switches. Applications: optical fiber communications and fiber sensors, optical consumer products. (Not for students who have taken ELEG3010.)

Development of fiber communications. Optical fibers and their properties. LED and Laser sources. Power launching and Coupling. Optical detectors and receivers. Repeaters, Regenerators, and Optical amplifiers. Introduction to Optical Communication Systems. Time-division-multiplexing (TDM) and Wavelength-division-multiplexing (WDM) communications. Optical networks. Ultrafast and nonlinear fiber optics. Recent developments in optical communication technology. (Not for students who have taken ELEG3320 or ESTR3206.)

Review of electron and photon properties. Electrons in 1-D potential well and potential barrier. Fundamentals: hydrogen atoms, bonds, crystal structures, concept of band theory of solids, effective mass, and the Fermi energy. Conduction in semiconductors: intrinsic extrinsic, drift, mobility, diffusion, recombination, Hall effect. Junctions: metal/semiconductor, p/n, breakdown, MOS capacitor. Brief introduction to transistors: MOSFET, JFET. Brief introduction to IC fabrication: layer formation, photolithography, layout. (Not for students who have taken ELEG2510 or ESTR3204.)