Title :
Optimally biased coherent I/Q analog photonic link
Author :
Dennis, Michael L. ; Clark, Thomas R., Jr.
Author_Institution :
JHU Appl. Phys. Lab., Laurel, MD
Abstract :
Optimal operation for a homodyne analog link with in-phase/quadrature detection is obtained for biasing to equalize photocurrents. We show a net link gain >5 dB with <15 dB noise figure can be obtained with >12 mA photocurrent.
Keywords :
homodyne detection; optical fibre communication; photoconductivity; coherent I/Q analog photonic link; homodyne analog link; in-phase-quadrature detection; noise figure; photocurrent; Bandwidth; Demodulation; Gain; Noise figure; Optical fibers; Optical modulation; Optical noise; Optical receivers; Photoconductivity; Photodiodes; 060.1660 Coherent communications; 060.2360 Fiber optic links and subsystems;
Conference_Titel :
Lasers and Electro-Optics, 2008 and 2008 Conference on Quantum Electronics and Laser Science. CLEO/QELS 2008. Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-55752-859-9
