OPTOELECTRONICS

Main lecturer

Mail address

Phone number

Amir Nahas, Associate professor

amir.nahas@unistra.fr, bureau B134,

+33 (0)3 68 XX XX XX

Other instructor(s)

APOGEE code

Track - Year - Option - Semester

Coefficient = ECTS

Duration

EP012M34

Engineer - 2Y G Dpt Physique - S8

Master - 1Y PhyNano G + HCI - S2

1.6 / 2

15.75h CM, 5.25h TD, 3h TP

EXAMS

Duration

Authorized documents

      If yes, which ones :

School calculator authorized

Session 1

CC / CT 1h30

Yes / No

Yes / No

Session 2

to complete

Yes / No

Yes / No

Prerequisites

Data processing, analogic electronics, Labview introduction courses, optics and photonics courses from the 1st year, radiometry-photometry.

Lecture goals

Understand the propagation of light in circular optical waveguides: solutions to the Maxwell equations; dispersion and polarization. Applications to optical fiber sensors. Study the transmitters and receivers. Calculating the optical budget and the associated bit error rate. Understand fiber optic networks and optical routing.

Detailed outline

1.     Propagation in a rectangular and circular waveguide. Characteristic equation. Solutions of the Maxwell equations

2.     Fabrication of fiber optics

3.     Polarization in optical Fiber

4.     Multimode and single mode, silica and plastic optical fibers

5.     Step-index and gradient index, polarization maintaining optical fibers

6.     Photonic crystal fibers

7.     Dispersion in multimode and single mode optical fibers

8.     Connectors for optical fiber, launch efficiency integral, modal diameter

9.     Couplers and optical switches

10.  Wavelength multiplexing

11.  DELs : coupling  diode fiber, Burrus diode and edge emitting diode.

12.  Laser  diodes: Fabry-Perot,  index guided structures , quantum well structures, DFB, External cavity laser diodes, VCSEL

13.  PIN and avalanche photodiodes. Optical receivers

14.  Erbium doped fiber amplifier

15.  Link budget (bandwidth and losses)

16.   Fiber optic sensors : extrinsic  and intrinsic sensors

Applications

Lab works.

Acquired skills

Students will understand the modal behavior of propagation in waveguides and the resulting effects on attenuation, bandwidth and polarization. Students will understand the different kind of components implemented in sensors and telecommunications. They will acquire the basics of fiber optic sensors and optical networks.