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LTE-advanced carrier aggregation supporting fully standard 3GPP MIMO by optical polarization multiplexing
(Institute of Electrical and Electronics Engineers (IEEE), 2014)
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LTE-A carrier aggregation investigation demonstrates successful 2×2 MIMO Pol-Mux RoF transmission of five LTE-A carriers modulated in 16QAM in 25 km, three LTE-A carriers in 75 km and an LTE carrier in 100 km SSMF
Analysis of back-propagation and RF pilot-tone based nonlinearity compensation for a 9x224Gb/s POLMUX-16QAM system
(Institute of Electrical and Electronics Engineers (IEEE), 2012)
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We investigate the joint implementation of back-propagation and RF-pilot tone for fiber nonlinear compensation in POLMUX-16QAM and show that the nonlinear tolerance is drastically improved when compared to OFDM system
Influencia de los parámetros de un amplificador óptico en el valor óptimo del rendimiento cuántico del fotodetector en un enlace digital por fibra óptica
(Consejo Superior de Investigaciones Científicas (CSIC), 1986)
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In this paper the performances introduced by a semiconductor optical amplifier in a fiber optical digital communication system are analyzed . The device is used as repeater as well as preamplifier at the photodetector input ...
Access services availability and traffic forecast in PON deployment
(IEEE, 2011)
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In this paper, offered and new broadband services for residential customers are considered in Passive Optical
Networks (PONs). The user bit rates together with QoS requirements are evaluated for the availability of ...
Direct phase modulation DFBs for cost-effective ONU transmitter in udWDM PONs
(2014-05-15)
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A technique for direct phase modulating a low-cost distributed feedback laser is presented for user transmitter in ultra dense wavelength division multiplexing passive optical networks. It consists of a simple RC network, ...
Optical subsystems for next generation access networks
(2011)
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Recent optical technologies are providing higher flexibility to next generation access
networks: on the one hand, providing progressive FTTx and specifically FTTH deployment,
progressively shortening the copper access ...
Cancelación del ruido AM en sistemas de transmisión coherentes por fibra óptica: receptor balanceado
(Institución ferial de Madrid (IFEMA), 1988)
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In this work the authors have studied the AM noise influence over coherent transmission systems employing heterodyne-type detection. A dual-detector optical heterodyne receiver is also studied in arder to eliminate the LO ...
A simple strategy to improve spectrum use in multi-rate flexgrid optical networks
(Institute of Electrical and Electronics Engineers (IEEE), 2016)
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A simple overprovisioning Spectrum Assignment strategy for flexgrid networks is demonstrated as efficient in terms of network throughput at a given blocking probability. Gain is obtained despite allocated spectrum exceeds ...
End-to-end 5G service deployment and orchestration in optical networks with QoE guarantees
(Institute of Electrical and Electronics Engineers (IEEE), 2018)
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The upcoming 5G deployments will impose stringent requirements. Optical networks control and resource orchestration is set to potentially turn into software-defined approaches in order to address such requirements. As a ...
Early pre-FEC BER degradation detection to meet committed QoS
(Optical Society of American (OSA), 2017)
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Early optical layer BER degradation detection is proposed to trigger affected demands re-routing, targeting at reducing SLA violation. Results show that the proposed detection and re-routing algorithms noticeably reduce ...