Title :
Mach-Zehnder modulators with active Y-branch structure for precise lightwave control
Author :
Nakajima, Hiromasa ; Yamaguchi, Yoshio ; Kawanishi, Tetsuyas ; Izutsu, Masayuki
Author_Institution :
Waseda Univ., Tokyo, Japan
Abstract :
High extinction ratio optical modulation using Mach-Zehnder interferometer with active Y-branch is proposed. The measured extinction ratio was over 60 dB, and we successfully operated optical two-tone signal generation over a long period of time with automatic bias control technique.
Keywords :
Mach-Zehnder interferometers; optical modulation; signal generators; Mach-Zehnder interferometer; Mach-Zehnder modulators; active Y-branch structure; automatic bias control technique; high extinction ratio optical modulation; optical two-tone signal generation; precise lightwave control; Erbium; Extinction ratio; Optical device fabrication; Optical distortion; Optical interferometry; Optical modulation; Mach-Zehnder; extinction ratio; lithium niobate; optical modulator; two-tone;
Conference_Titel :
Optical Internet 2014 (COIN), 2014 12th International Conference on
Conference_Location :
Jeju
DOI :
10.1109/COIN.2014.6950585
