'Optical amplifier' presentation slideshows

Optical Communications Semester 2/2005

Optical Communications Semester 2/2005. Lecture 1 Introduction. What is lightwave technology?. Lightwave technology uses light as the primary medium to carry information . The light often is guided through optical fibers (fiberoptic technology).

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Devices

Devices. Couplers Isolators and Circulators Multiplexers and Filters Lasers and LEDs Detectors Amplifiers Switches. Couplers. When two fibers are placed in proximity to each other, the signal are coupled from one fiber to another.

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Active Optical Components

Active Optical Components. Tunable Optical Filters. Key Components for DWDM optical networks. Two key technologies to make a tunable filter are MEMS-based Bragg-grating based devices. MEMS actuated filters have a wide tuning range and design flexibility.

1.37k views • 32 slides

Applied Optics Vol.45,No 21,Pg 5132-5142 Journal Club Presentation 9/18/06 Presenter: Ashwin Kumar

Adaptive demodulation of dynamic signals from fiber Bragg gratings using two-wave mixing technology Yi Qiao , Yi Zhou and Sridhar Krishnaswamy Center for Quality Engineering and Failure Prevention Northwestern University Illinois. Applied Optics Vol.45,No 21,Pg 5132-5142

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2 ?? (Optical Sources) ???? (Photodetectors) ??????

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Optical Networks(OPNET)

Optical Networks(OPNET). Presented by Swagat Kumar Samantaray Roll # EC200113382. Under the Guidance of Mr. N. Srinivasu. How is the optical network different from existing networks? High capacity telecommunication network. INTRODUCATION. First generation Optical Network SONET SDH

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E D F A

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Optical Amplifier

Optical Amplifier. Generic optical amplifier. ~10 m Erbium Doped Fiber. 980 nm Pump. Signal. Amplified Signal. Optical Amplifiers. Erbium Doped Fiber Amplifier. Semiconductor Optical Amplifier. Important Parameters: Gain Saturation Output Power Noise Figure.

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