Title :
Optically-controlled grating switch (OG-SW)
Author :
Shibata, Yoshitaka ; Ikeda, Makoto ; Nakashima, Kazuto ; Tamamura, T. ; Nishida, Tsutomu
Author_Institution :
NTT Opto-electron. Labs., Kanagawa, Japan
Abstract :
A novel structure for an all-optical switch is proposed. A semiconductor multiple quantum well (MQW) waveguide with a deep grating is fabricated, and subnanosecond switching is observed in the structure using a YAG control light. Switching power is as low as 104 W/cm2.
Keywords :
nonlinear optics; optical switches; optical waveguide components; semiconductor quantum wells; YAG control light; all-optical switch; deep grating; operation; optically controlled grating switch; semiconductor MQW waveguide; subnanosecond switching; switching power;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19910159
