Title :
Simultaneous and adaptive DPSK dense WDM monitoring using sequential ultrafast field sampling
Author :
Okamoto, Tatsuaki ; Okamoto, K. ; Ito, Fumihiko ; Sakamaki, Y. ; Hashimoto, Toshikazu
Author_Institution :
NTT Access Network Service Syst. Labs., NTT Corp., Tsukuba, Japan
Abstract :
We introduce a dual-channel sampling technique for WDM signal observation that uses sequential ultrafast field sampling to observe DPSK WDM signals. An 8 channel × 25 Gbit/s signal is successfully observed for the first time.
Keywords :
adaptive modulation; differential phase shift keying; high-speed optical techniques; optical modulation; wavelength division multiplexing; PSK WDM signal observation; adaptive DPSK dense WDM monitoring; dual-channel sampling technique; sequential ultrafast field sampling; Delay; Differential phase shift keying; Finite impulse response filter; Optical fibers; Optical filters; Ultrafast optics; Wavelength division multiplexing;
Conference_Titel :
Optical Fiber Communication Conference and Exposition (OFC/NFOEC), 2012 and the National Fiber Optic Engineers Conference
Conference_Location :
Los Angeles, CA
Print_ISBN :
978-1-4673-0262-3
