… quality cavity-free 10 GHz 680 fs pulse source starting from a continuous wave (CW) laser.
The pulse source is employed in a 640 Gbit/s on-off keying (OOK) OTDM data generation and …

… Optical pulses of less than 6 ps duration have been generated at repetition rates up to 40 GHz
… over 52 nm (1518-1570 nm) at 20 GHz. Minimisation of the overall ring dispersion offered …

… In this Letter, we report for the first time experimental results on 45 GHz self-pulsation (SP)
based on passively modelocked QD semiconductor lasers at 1.5 μm. We also show that the …

… by using thermo-optic effects, which provides the capability for generating tunable output
signals. In particular, we generate pulse trains at 20 GHz and 40 GHz from an input train at 10 …

… photodetector in order to display the pulse waveform. One optical isolator (… 40GHz pulse
train generation In theory and simulation part, we discussed the condition the generating pulse …

… and ultrashort optical pulses generation, due to … pulse and controllability of pulse repetition
rate by the device length. To our knowledge, the shortest pulse generated at a quasi-40-GHz …

… pulses are merged with the LO signal inside the PA. The rising edge of the pulse is generated
synchronously to the 40 GHz … each channel to generate controlled pulse widths. As only …

… pulse source generating a pulse train, with optical fibre as a dispersive medium. The optical
pulse … The chirp velocity is set to be 4.0GHz/ps which corresponds to M = 40 in eqn. 3. We …

… were observed on a sampling oscilloscope and the widths of the MLSL and GSLD pulses …
of the pulsed laser outputs, measured using a 45 GHz bandwidth photodiode and a 40 GHz …

… generated a 50-GHz train of pedestal-free 280-fs pulses, using a … generation. Furthermore,
since there are no inherent technical differences in reducing the operating rate to 40 GHz, …