Title :
All-optical clock recovery for 40 Gb/s NRZ-QPSK signals using an amplified feedback DFB laser
Author :
Liqiang Yu ; Yan Li ; Lingjuan Zhao ; Dan Lu ; Jizhao Zang ; Deming Kong ; Pan, J.Q. ; Jifang Qiu ; Shile Wei
Author_Institution :
Key Lab. of Semicond. Mater. Sci., Inst. of Semicond., Beijing, China
Abstract :
All-optical clock recovery for 40 Gb/s NRZ-QPSK signals is demonstrated experimentally using an amplified feedback DFB laser. Low timing jitter (<;370 fs) optical clock is obtained with low injection power (<;6 dBm).
Keywords :
distributed feedback lasers; optical information processing; quadrature phase shift keying; semiconductor lasers; timing jitter; NRZ-QPSK signals; all-optical clock recovery; amplified feedback DFB laser; bit rate 40 Gbit/s; distributed feedback laser; injection power; nonreturn-to-zero quadrature phase shift keying; timing jitter; Clocks; Optical amplifiers; Optical attenuators; Optical feedback; Optical fibers; Stimulated emission;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2013 Conference on
Conference_Location :
San Jose, CA
