Title :
Advances in InP Mach-Zehnder modulators for large capacity photonic network systems
Author :
Yasaka, Hiroshi ; Tsuzuki, Ken ; Kikuchi, Nobuhiro ; Ishikawa, Nobuteru ; Yasui, Takako ; Shibata, Yasuo
Author_Institution :
NTT Photonics Labs., NTT Corp., Atsugi
Abstract :
Compact 40 Gbit/s InP Mach-Zehnder (MZ) modulator with low Vpi is demonstrated by introducing new waveguide structure. An InP DQPSK modulator is also realized by monolithically integrating the MZ modulators into a compact MZ interferometer, and 80 Gbit/s operation is confirmed.
Keywords :
III-V semiconductors; Mach-Zehnder interferometers; differential phase shift keying; electro-optical modulation; indium compounds; integrated optics; optical communication equipment; optical fibre networks; quadrature phase shift keying; DQPSK modulator; InP; Mach-Zehnder modulators; bit rate 40 Gbit/s; bit rate 80 Gbit/s; compact MZ interferometer; large capacity photonic network systems; monolithic integration; waveguide structure; Electrodes; High speed optical techniques; Indium phosphide; Light sources; Low voltage; Optical fiber communication; Optical interferometry; Optical modulation; Optical waveguides; Tunable circuits and devices; InP DQPSK modulator; Monolithic integration; Semiconductor Mach-Zehnder modulator;
Conference_Titel :
Indium Phosphide and Related Materials, 2008. IPRM 2008. 20th International Conference on
Conference_Location :
Versailles
Print_ISBN :
978-1-4244-2258-6
Electronic_ISBN :
1092-8669
DOI :
10.1109/ICIPRM.2008.4703056
