Course Code: EA4201 • Study year: IV • Academic Year: 2024-2025
Domain: Electronic engineering and telecommunications • Field of study: Applied Electronics
Type of course: Compulsory
Language of instruction: Romanian
Erasmus Language of instruction: English
Name of lecturer: Constantin Huțanu
Seminar tutor: Constantin Huțanu
Form of education Full-time
Form of instruction: Class / Seminary
Number of teaching hours per semester: 42
Number of teaching hours per week: 3
Semester: Summer
Form of receiving a credit for a course: Grade
Number of ECTS credits allocated 3

Course aims:

The assimilation by the students of the physical sizes and the fundamental laws that govern the phenomena of nature on a macroscopic scale with the purpose of basic intellectual formation of the future electronic engineer;
- Training students to understand the problems of applicative character in the technical fields from the point of view of the fundamental legalities of geometric and undulating optics;
- Develop creative technical thinking by understanding and manipulating the concepts of physics that underlie optically transparent materials and optoelectronic devices.
- Development of students' ability to operate with the concepts of mechanical physics, electricity and optics using the mathematical apparatus specific to the university level (functions of several variables, complex functions, differential operators, etc.);

Course Entry Requirements:

EA1104 Physics, EA2101 Electronic devices, EA2105 Materials for electronics

Course contents:

1. History. Frequency ranges / wavelengths. Refractive indices. Recapitulation of the main properties of light as an electromagnetic wave. Wave-particle duality. 2. Radiation sources. LEDs: operation, features, control, protection 3. Lasers. Semiconductor laser diodes. Characteristics. Structures. 4. Photodiodes: pine, with avalanche. Radiation detectors 5. Analog and digital optocouplers. Characterization, properties, classes of optocouplers. Industrial applications of optocouplers. 6. Amplifiers-isolators. Linearization of the transfer characteristic. 7. Data transmissions on pairs of twisted wires - optically separated UTP / STP cables. 8. Optical fibers. History, characteristics, materials, fiber optic types / classes, aperture, acceptor cone, propagation modes, index profiles. 9. Light fiber injection. Trajectories. Depth of penetration. DWDM Multiplexing, virtual fiber. Fiber optic cables. 10. Fiber optic components: fiber couplers, optical multiplexers. 11. Optical fiber components: fiber connectors, eye diagram, integrated fiber receivers. 12. Integrated optical devices: two-dimensional optical guides, planes, strips, components with optical guides. 13. Couplings with prisms for injection / extraction of radiation from the guide. Diffraction networks. Micro-lenses: geodesic, Luneburg, Fresnel. 14. Functional optical circuits. Examples, applications.

Teaching methods:

Presentation, debate, lecture

Learning outcomes:

Elaboration of technical specifications, installation and operation of equipment in the fields of applied electronics: power electronics, automatic systems, electricity management, medical electronics, auto electronics, consumer goods. Evaluation, based on the criteria of technical quality and environmental impact of the equipment in the fields of applied electronics: power electronics, automatic systems, electricity management, medical electronics, auto electronics, consumer goods. Designing, using established principles and methods of subsystems of reduced complexity, from the fields of applied electronics

Learning outcomes verification and assessment criteria:

Written evaluation 50%, Performing laboratory work 50%

Recommended reading:

Govind P. Agrawal, Fiber-Optic Communications, John Wiley&Sons, 3rd ed., New York, 2002, All pages.
Achyut K. Dutta, WDM TECHNOLOGIES: OPTICAL NETWORKS, Elsevier Pub. Academic Press, vol 3, New York, 2004, All pages.
Duwayne R. Anderson, Troubleshooting Optical-Fiber Networks- Understanding and Using Your, Optical Time-Domain Reflectometer, Elsevier Pub., Academic Press, New York, 2004, All pages.