Title :
Tunable DFB laser array integrated with Mach-Zehnder modulators for 44.6Gbps DQPSK transmitter
Author :
Saito, Takashi ; Takiguchi, Tetsuya ; Takagi, Kazuyoshi ; Matsumoto, Kaname ; Sasahata, Y. ; Nagira, T. ; Sakuma, H. ; Suzuki, Daisuke ; Makita, R. ; Takabayashi, M. ; Akiyama, Kazunari ; Gotoda, M. ; Ishimura, E. ; Sugitatsu, A. ; Shimura, Toshihiro
Author_Institution :
High Freq. & Opt. DeviceWorks, Mitsubishi Electr. Corp., Itami, Japan
Abstract :
A tunable DFB laser array integrated with Mach-Zehnder modulators for 44.6Gbps DQPSK transmitter was developed. Wavelength tuning range over 40nm and 44.6Gbps DQPSK modulation with a low driving voltage of 3V were successfully demonstrated.
Keywords :
III-V semiconductors; aluminium compounds; distributed feedback lasers; gallium arsenide; indium compounds; integrated optics; laser tuning; optical fabrication; optical modulation; optical transmitters; quadrature phase shift keying; semiconductor laser arrays; wide band gap semiconductors; AlGaInAs-AlGaInAs; DQPSK modulation; DQPSK transmitter; Mach-Zehnder modulators; bit rate 44.6 Gbit/s; integrated tunable DFB laser array; optical differential quadrature phase shift keying; optical fabrication; voltage 3 V; wavelength tuning; Arrays; Optical transmitters; Phase modulation; Semiconductor optical amplifiers; Tuning; Waveguide lasers;
Conference_Titel :
Semiconductor Laser Conference (ISLC), 2012 23rd IEEE International
Conference_Location :
San Diego, CA
Print_ISBN :
978-1-4577-0828-2
DOI :
10.1109/ISLC.2012.6348322
