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2.49 GHz low phase-noise optoelectronic oscillator using 1.55μm VCSEL for avionics and aerospace applications

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Academic year: 2021

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Fig. 3. Spectrum of the 2.49 GHz Oscillator Signal obtained using the 1.55µm single mode VCSEL.
Fig. 4. Linewidth of the 2.49 GHz opto-electronically generated oscillator signal. 2.49 GHz−70−60−50−40−30−20−100102020 FrequencyAmplitude (dBm) Span = 600kHzRBW = 2 kHzVBW = 200Hz

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