Tunable dispersion-tolerant picosecond flat-top waveform generation using an optical differentiator

R Slavík, Y Park, J Azaña - Optics Express, 2007 - opg.optica.org
We study the influence of dispersive propagation on picosecond flat-top pulses, which are
generated using long period fiber grating (LPG)-based optical differentiators. We suggest an …

Picosecond and sub-picosecond flat-top pulse generation using uniform long-period fiber gratings

Y Park, M Kulishov, R Slavík, J Azaña - Optics express, 2006 - opg.optica.org
We propose a novel linear filtering scheme based on ultrafast all-optical differentiation for re-
shaping of ultrashort pulses generated from a mode-locked laser into flat-top pulses. The …

Long-period fiber-grating-based filter for generation of picosecond and subpicosecond transform-limited flat-top pulses

R Slavik, Y Park, J Azana - IEEE Photonics Technology Letters, 2008 - ieeexplore.ieee.org
We suggest and demonstrate an all-fiber pulse shaper for synthesizing transform-limited flat-
top waveforms. The proposed scheme can be easily scaled down to the (sub-) picosecond …

Fiber-based programmable picosecond optical pulse shaper

S Thomas, A Malacarne, F Fresi, L Potì… - Journal of Lightwave …, 2010 - opg.optica.org
We experimentally demonstrate a fiber-optic programmable optical pulse shaper based on
time-domain binary phase-only linear filtering, which is capable of switching picosecond …

An efficient wavelength converter exploiting a grating-based saw-tooth pulse shaper

F Parmigiani, M Ibsen, TT Ng, L Provost… - IEEE Photonics …, 2008 - ieeexplore.ieee.org
We experimentally demonstrate the generation of picosecond triangular optical pulses using
a superstructured fiber Bragg grating and show experimentally that use of this pulse shape …

Generation and delivery of 1-ps optical pulses with ultrahigh repetition-rates over 25-km single mode fiber by a spectral line-by-line pulse shaper

HP Chuang, CB Huang - Optics express, 2010 - opg.optica.org
A spectral line-by-line pulse shaper is used to experimentally generate and deliver~ 1 ps
optical pulses of 31~ 124 GHz repetition-rates over 25.33 km single-mode fiber without …

Ultrafast all-optical Nth-order differentiator and simultaneous repetition-rate multiplier of periodic pulse train

MA Preciado, MA Muriel - Optics Express, 2007 - opg.optica.org
The letter presents a technique for Nth-order differentiation of periodic pulse train, which can
simultaneously multiply the input repetition rate. This approach uses a single linearly …

Picosecond optical signal processing based on transmissive fiber Bragg gratings

MR Fernández-Ruiz, M Li, M Dastmalchi, A Carballar… - Optics letters, 2013 - opg.optica.org
We report the experimental realization of an ultrafast (terahertz-bandwidth) linear optical
signal processor, particularly a picosecond flat-top optical pulse shaper, based on a fiber …

Nonlinear pulse compression of picosecond parabolic-like pulses synthesized with a long period fiber grating filter

D Krčmařík, R Slavík, Y Park, J Azaña - Optics express, 2009 - opg.optica.org
tract: We demonstrate high quality pulse compression at high repetition rates by use of
spectral broadening of short parabolic-like pulses in a normally-dispersive highly nonlinear …

Ultrafast all-optical differentiators

R Slavík, Y Park, M Kulishov, R Morandotti, J Azaña - Optics Express, 2006 - opg.optica.org
We report the experimental realization of an ultrafast all-optical temporal differentiator.
Differentiation is obtained via all-fiber filtering based on a simple diffraction grating-assisted …