Title :
IQ skew monitoring and alignment of optical quadrature amplitude transmitter using reconfigurable interference
Author :
Yang Yue ; Bo Zhang ; Lofland, Rob ; O´Neil, Jason ; Qiang Wang ; Anderson, Jon
Author_Institution :
Juniper Networks, Sunnyvale, CA, USA
Abstract :
IQ skew measurement of quadrature amplitude transmitter using reconfigurable interference is demonstrated with >20-dB dynamic range. The scheme is compatible with different modulation formats and patterns. Fast tracking scheme for large skew is discussed.
Keywords :
optical modulation; optical transmitters; optical variables measurement; quadrature amplitude modulation; IQ skew measurement; IQ skew monitoring; fast tracking scheme; modulation formats; modulation patterns; optical quadrature amplitude transmitter alignment; reconfigurable interference; Dynamic range; Interference; Monitoring; Optical polarization; Optical sensors; Optical transmitters; Power measurement;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2014 Conference on
Conference_Location :
San Jose, CA
