Fiber-based all-optical signal regeneration

M Matsumoto - IEEE Journal of Selected Topics in Quantum …, 2011 - ieeexplore.ieee.org
Fiber-based all-optical signal regeneration techniques are reviewed. In the first half of the
paper, amplitude regeneration schemes for ON-OFF keying signals using self-phase …

Multilevel phase-preserving amplitude regeneration using a single nonlinear amplifying loop mirror

M Hierold, T Roethlingshoefer… - IEEE Photonics …, 2011 - ieeexplore.ieee.org
A possibility of multilevel phase-preserving amplitude regeneration using a nonlinear
amplifying loop mirror (NALM) is presented for the optical star-8 quadrature amplitude …

All-optical signal regeneration of advanced modulation formats

T Roethlingshoefer, T Richter, B Stiller… - Nonlinear …, 2014 - spiedigitallibrary.org
With growing demand on transmission capacity, spectral-efficient multilevel modulation
formats such as quadrature amplitude modulation (QAM) become of great interest. One of …

Using saturation effects in a nonlinear amplifying loop mirror for multilevel phase-preserving amplitude regeneration

T Roethlingshoefer, G Onishchukov… - 2011 13th …, 2011 - ieeexplore.ieee.org
The influence of amplifier gain saturation in nonlinear amplifying loop mirror on
simultaneous phase-preserving regeneration of two power states has been studied …