15 - Optoelectronic Diodes

15 - Optoelectronic Diodes - EECS 320 Optoelectronic Diodes...

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Unformatted text preview: EECS 320 Optoelectronic Diodes J. Phillips EECS 320 Optoelectronics? Light-emitting Diode Semiconductor Laser Visible Light Sensor J. Phillips EECS 320 Semiconductor Optoelectronic Diodes Detectors convert optical signals into electrical signals Emitters are a source of optical radiation Photodetectors: primary purpose to detect photons Solar Cells: primary purpose is photo- to electrical energy conversion Light-emitting diodes (LEDs) Lasers may be obtained using optical cavity hillips EECS 320 Optoelectronics Applications Information Technology Displays/Imaging Lighting, solar cells Sensors Waveguide Photodiode M-Z Interferometer Sensor cladding Sensor arm Waveguide Photodiode M-Z Interferometer Sensor Al x O y cladding GaAs substrate Sensor arm J. Phillips EECS 320 Optical Spectrum And Applications We have listed optoelectronic applications. Which wavelengths are of interest? What materials are important? Displays Imaging Sensors/Spectroscopy Information Processing J. Phillips EECS 320 Radiative Recombination, Generation E=E G E k Radiative Recombination (Emitter) E C E V E=E G E k Generation (Detector) E C E V J. PhillipsJ....
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15 - Optoelectronic Diodes - EECS 320 Optoelectronic Diodes...

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