Modulation format and digital signal processing for IM-DD optics at post-200G era
200-Gb/s per lane intensity-modulation (IM) direct-detection (DD) optics are being
commercialized to support 800G and 1.6 T applications inside datacenters. Though IM-DD …
commercialized to support 800G and 1.6 T applications inside datacenters. Though IM-DD …
Performance comparison of DML, EML and MZM in dispersion-unmanaged short reach transmissions with digital signal processing
In this paper, transmission performances of directly modulated laser (DML), electro-
absorption modulated laser (EML) and Mach-Zehnder modulator (MZM) are experimentally …
absorption modulated laser (EML) and Mach-Zehnder modulator (MZM) are experimentally …
Considerations on the use of digital signal processing in future optical access networks
In this invited article, we address the impacts of the rise of signal processing for increased
capacity per wavelength and better receiver sensitivities in next generation optical access …
capacity per wavelength and better receiver sensitivities in next generation optical access …
Chirped managed laser for multilevel modulation formats: a semi-analytical approach for efficient filter design
The performance of a directly modulated laser (DML) in a direct detect system is greatly
impaired by its inherent frequency chirp and chromatic dispersion of the optical fiber, limiting …
impaired by its inherent frequency chirp and chromatic dispersion of the optical fiber, limiting …
On the 40 GHz remote versus local photonic generation for DML-based C-RAN optical fronthaul
Local and remote photonic millimeter wave (mmW) signal generation schemes are
theoretically and experimentally evaluated in order to compare both approaches for practical …
theoretically and experimentally evaluated in order to compare both approaches for practical …
Generation of broadband optical SSB signal using dual modulation of DML and EAM
The dual modulation transmitter, where both the directly modulated laser (DML) and electro-
absorption modulator (EAM) are modulated, has attracted considerable attention due to its …
absorption modulator (EAM) are modulated, has attracted considerable attention due to its …
DC-biased optical OFDM for IM/DD passive optical network systems
MF Sanya, L Djogbe, A Vianou… - Journal of Optical …, 2015 - opg.optica.org
In the context of access networks, orthogonal frequency division multiplexing (OFDM) has
been extensively studied for fiber-based optical communications. A DC-biased optical …
been extensively studied for fiber-based optical communications. A DC-biased optical …
The dual-electroabsorption modulated laser, a flexible solution for amplified and dispersion uncompensated networks over standard fiber
We propose here a monolithically integrated dual RF access electroabsorption-modulated
laser called D-EML for the generation of optical single-sideband signal for both nonreturn to …
laser called D-EML for the generation of optical single-sideband signal for both nonreturn to …
DSP-free real-time 25 GBPS quasicoherent receiver with electrical SSB filtering for C-band links up to 40 km SSMF
JA Altabas, O Gallardo, GS Valdecasa… - Journal of Lightwave …, 2020 - ieeexplore.ieee.org
We have experimentally demonstrated a real-time 25 Gbps transmission for C-Band up to 40
km SSMF without optical or digital chromatic dispersion compensation by using a single …
km SSMF without optical or digital chromatic dispersion compensation by using a single …
Chirp-based direct phase modulation of VCSELs for cost-effective transceivers
A 2.5 Gb/s differential binary phase-shift keying (DPSK) transmitter based on direct phase
modulation of a vertical cavity surface emitting lasers (VCSEL) using its own chirp is …
modulation of a vertical cavity surface emitting lasers (VCSEL) using its own chirp is …