Coherent Detection: Signal and Local Oscillator Interference

Related lectures (32)

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Covers the physical noise analysis in high-speed photodetectors, focusing on signal-to-noise ratios and various noise sources affecting performance.

Discusses various noise sources in optical detectors, including shot noise, thermal noise, and their implications on detection performance.

Covers optical and electronic shot noise, focusing on signal-to-noise ratio calculations and the impact of quantum efficiency on detectivity.

Explores noise reduction techniques in electrical metrology, covering properties of charge, current, voltage, noise sources, and filtering methods.

Covers internal gain in optical detection systems, focusing on avalanche photodiodes and the calculations for optimal gain and signal-to-noise ratio.

Provides an overview of ideal detectors, focusing on their theory, noise limitations, and performance metrics in optical detection systems.

Covers noise sources in CCD cameras, focusing on reset noise, readout noise, and methods for noise suppression like correlated double sampling.

Discusses the formalism of noise in photodetectors, focusing on detection limits and the relationship between input power and output current.

Explores different types of noise in devices and circuits, including interference noise, inherent noise, and random signals.

Explores noise sources in data acquisition, including thermal, shot, and amplifier noise, as well as the effects of ADC noise.