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Course

EE-440: Photonic systems and technology

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Lectures in this course (53)

Nonlinear Effects in Optical Fibers Log in to Mediaspace to watch this video

Explores nonlinear effects in optical fibers, including self-phase modulation and induced chirp, affecting pulse shapes and spectral broadening.

Solitons and Nonlinear Propagation Log in to Mediaspace to watch this video

Explores solitons, nonlinear propagation, and their impact on optical communication systems.

Stimulated Scattering and Brillouin-Raman Interactions Log in to Mediaspace to watch this video

Explores stimulated scattering, Raman, and Brillouin interactions in dense media and fiber systems, discussing energy transfer, vibration frequencies, gain, and sensor applications.

Electromagnetic Optics: Maxwell's Equations and Wave Propagation Log in to Mediaspace to watch this video

Explores electromagnetic optics, Maxwell's equations, wave propagation, properties of light waves, and quantum aspects of light.

Optical Receivers: Photodetectors Log in to Mediaspace to watch this video

Explores optical receiver design, photodetectors, quantum efficiency, absorption, and photodiode types in optical communication systems.

Photodiodes: Operation and Limitations Log in to Mediaspace to watch this video

Explores the operation and limitations of p-n photodiodes, emphasizing the role of the depletion region and the impact of diffusion on device performance.

Photodiodes and Avalanche Photodetectors Log in to Mediaspace to watch this video

Explains the operation of p-i-n photodiodes and avalanche photodetectors.

Photonic Systems: APD Responsivity and Detection Techniques Log in to Mediaspace to watch this video

Discusses APD responsivity, differential encoding, balanced detection, and coherent detection techniques in photonic systems.

Noise in Optical Receivers Log in to Mediaspace to watch this video

Explores noise in optical receivers, covering shot noise, thermal noise, signal-to-noise ratio, and noise limits.

Bit Error Rate and Receiver Sensitivity Log in to Mediaspace to watch this video

Explores bit error rate and receiver sensitivity in optical communication systems, covering BER, receiver sensitivity, probability density functions, and error probability calculations.

Q Factor and BER Analysis Log in to Mediaspace to watch this video

Explores the analysis of the Q factor and Bit Error Rate in photonic systems.

Receiver Sensitivity: Characteristics and Optimization Log in to Mediaspace to watch this video

Explores receiver sensitivity, including noise characteristics and optimization for APD receivers.

Extinction Ratio and Power Penalty Log in to Mediaspace to watch this video

Explores extinction ratio, power penalty, intensity noise, timing jitter, receiver performance, and impairments in optical systems.

Light Amplification: Concepts and Applications Log in to Mediaspace to watch this video

Covers fundamental concepts of light amplification, amplifier properties, types, gain mechanisms, requirements, applications, and gain bandwidth.

Temporal Coherence in Light Waves Log in to Mediaspace to watch this video

Explores statistical properties and temporal coherence in light waves, emphasizing the importance of coherence in light sources for system performance.

Gain Medium Amplification: Budget and Saturation Log in to Mediaspace to watch this video

Discusses gain medium pumping, amplifier budget, saturation photon flux density, and gain coefficient.

Optical Pumping Schemes: Levels and Amplification Log in to Mediaspace to watch this video

Explores optical pumping schemes for population inversion in laser systems, comparing 3-level and 4-level systems' efficiency.

Rare Earth Doped Fiber Amplifiers: Erbium Operation Log in to Mediaspace to watch this video

Explores rare earth doped fiber amplifiers, focusing on erbium operation at 1550 nm wavelength and the factors influencing gain spectrum.

Raman Amplification: Fundamentals and Design Log in to Mediaspace to watch this video

Explores Raman amplification in silica fibers, covering spontaneous Raman scattering, amplifier characteristics, gain saturation, and design considerations.

Optical Signal-to-Noise Ratio in Amplified Systems Log in to Mediaspace to watch this video

Explains amplifier noise, optical SNR measurement, EDFA noise, and the impact of amplifier spacing on OSNR.

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