Title :
25-Gbit/s direct modulation of photonic-crystal lasers with a 10.5-fJ/bit energy cost for on/off-chip optical interconnects
Author :
Takeda, Kenji ; Sato, Takao ; Fujii, Teruya ; Shinya, Akihiko ; Kuramochi, E. ; Notomi, M. ; Hasebe, Koichi ; Kakitsuka, Takaaki ; Matsuo, Shoichiro
Author_Institution :
NTT Photonics Labs., NTT Corp., Atsugi, Japan
Abstract :
We evaluated high-speed behaviour of electrically driven photonic crystal lasers by direct modulations and found that they had 17.8-GHz 3-dB bandwidth. A 25-Gbit/s eye diagram was also demonstrated with a bias current as low as 150 μA.
Keywords :
high-speed optical techniques; optical interconnections; optical modulation; optical transmitters; photonic crystals; solid lasers; bandwidth 17.8 GHz; bit rate 25 Gbit/s; direct modulation; direct modulations; high-speed lasing; on/off-chip optical interconnects; photonic-crystal lasers; Bandwidth; Current measurement; Modulation; Power generation; Vertical cavity surface emitting lasers;
Conference_Titel :
Optical Communication (ECOC), 2014 European Conference on
Conference_Location :
Cannes
DOI :
10.1109/ECOC.2014.6964193
