We have successfully demonstrated all-optical wavelength conversion of a 640-Gbit/s line-
rate return-to-zero differential phase-shift keying (RZ-DPSK) signal based on low-power four …

An all-optical scheme based on periodically-poled lithium niobate (PPLN) waveguide for
signal processing of the in-phase (I) and quadrature (Q) components of an input quadrature …

Optical wavelength conversion (OWC) is expected to be a desirable function in future optical
transparent networks. Since high-order quadrature amplitude modulation (QAM) is more …

We experimentally demonstrate a reconfigurable optical tapped delay line in conjunction
with coherent detection to search multiple patterns among quadrature phase shift keying …

We demonstrate simultaneous four-channel wavelength conversion of 50-Gbit/s non-return-
to-zero differential quadrature-shift-keying signals with a channel spacing of 100-GHz using …

Tunable all-optical wavelength conversion (AOWC) of a 40-Gb/s RZ-OOK data signal based
on cascaded second-harmonic generation (SHG) and difference-frequency generation …

By utilizing the principle of optical logic signal processing of periodically poled lithium
niobate (PPLN) waveguide, this paper proposes schemes of all-optical general set-reset …

A phase engineered all-optical wavelength converter for ultra-short pulses (down to 140 fs)
in a Ti-diffused, periodically poled lithium niobate (Ti: PPLN) waveguide is proposed. The …

Polarization-insensitive (PI) wavelength conversion of 100-GHz-spaced wavelength-division
multiplexed 4× 10 Gb/s return-to-zero binary phase-shift keyed (RZ-BPSK) signals was …

All-optical 1× 4 broadcast and 1× 3 multicast experiments of a 40-Gb/s return-to-zero on-off
keying (RZ-OOK) signal based on a periodically poled lithium niobate (PPLN) waveguide …