We propose a microwave photonic filter based on optical broadband source, of which the optical intensity noise is significantly suppressed through polarization-based balanced detection. The signal-to-noise ratio was increased by 15dB experimentally.
© 2011 OSA
X. Xue, X. Zheng, H. Zhang, and B. Zhou, "Noise Reduction by Balanced Detection in Microwave Photonic Filters Based on Optical Broadband Sources," in CLEO:2011 - Laser Applications to Photonic Applications, OSA Technical Digest (CD) (Optical Society of America, 2011), paper CThY3.
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