Aims
Knowledge and Understanding
Having successfully completed this module, you will be able to demonstrate knowledge and understanding of:
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Understand basic concepts governing optical waveguides and fibres, lasers and optical amplification
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Describe key photonic devices
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Describe the use of photonics in sensing and communications applications.
Subject Specific Intellectual
Having successfully completed this module, you will be able to:
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Understand the operation of many photonic devices, physically and theoretically
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Approach research into photonic devices
Transferable and Generic
Having successfully completed this module, you will be able to:
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Use theoretical techniques for the solution of engineering problems
Laser and amplifier fundamentals
- Absorption and emission of radiation
- Einstein relations
- Population inversion and threshold conditions
- Gain saturation
- Lineshape function and line broadening mechanisms
- Laser modes and pulsed lasers.
Semiconductor sources
- DH, DFB, DBR
- Single frequency operation
- Intensity and Phase noise
Optical detectors
- Photodiodes
- Receiver circuits
- Responsivity, bandwidth, noise
Optical amplifiers
- Properties - bandwidth, gain, polarisation effects
- Semiconductor amplifiers
- Rare-earth doped fibre amplifiers
- Noise contributions
Optical devices
- The electro-optic effect
- Modulators
- Fibre polarisers
- Fibre couplers
- Polarisation scramblers
- Fibre Bragg gratings
Optical fibre sensors
- Discrete sensors
- Signal processing schemes
- Distributed sensors
Optical waveguides
- The planar dielectric waveguide
- Waveguide fabrication
- Waveguide phase and amplitude modulators
Optical fibres
- Step index fibre theory
- Gradient index fibre theory
- Optical fibre fabrication
- Optical fibre attenuation
- Optical fibre dispersion
Assessment methods
Method | Hours | Percentage contribution |
Exam | 2.5 hours | 100% |
Referral Method: By examination