Title :
Digital signal regeneration with side-injection-light-controlled bistable laser diode as a wavelength converter
Author :
Nonaka, Koji ; Noguchi, Yoshio ; Tsuda, Hiroyuki ; Kurokawa, Takashi
Author_Institution :
NTT Opto-Electron. Labs., Kanagawa, Japan
Abstract :
Digital optical signal regeneration with a SILC-BLD markedly improves the bit error rate of degraded optical signals. The extinction improved from 3 dB to 17 dB and intensity fluctuation was suppressed from 3 dB to 0 dB. This diode can not only regenerate the signal but also converts the signal wavelength at the same time without wavelength filters or isolators.<>
Keywords :
fluctuations; optical bistability; optical communication equipment; optical fibre communication; optical switches; semiconductor lasers; semiconductor switches; bit error rate; degraded optical signals; digital optical signal regeneration; intensity fluctuation; side-injection-light-controlled bistable laser diode; signal wavelength; wavelength converter; Degradation; Diode lasers; Fluctuations; Optical bistability; Optical filters; Optical noise; Optical wavelength conversion; Repeaters; Stimulated emission; Wavelength conversion;
Journal_Title :
Photonics Technology Letters, IEEE