278 citations · 1k across the 26 of their papers we have counts for
14 papers · 1 filter
NOMA Schemes for Multibeam Satellite Communications
Ana I. Perez-Neira, Marius Caus, Miguel Angel Vazquez +1
Non-orthogonal multiple access (NOMA) schemes are being considered in 5G new radio developments and beyond. Although seminal papers demonstrated that NOMA outperforms orthogonal ac…
Practical Implementation of Link Adaptation with Dual Polarized Modulation
Anxo Tato, Carlos Mosquera, Pol Henarejos +1
The use of dual polarization in mobile satellite systems is very promising for increasing the channel capacity. Polarized Modulation is proposed in this paper for use in practical…
Channel Dependent Mutual Information in Index Modulations
Pol Henarejos, Ana Pérez-Neira, Anxo Tato +1
Mutual Information is the metric that is used to perform link adaptation, which allows to achieve rates near capacity. The computation of adaptive transmission modes is achieved by…
Evolution of Spatial and Multicarrier Scheduling: Towards Multi-cell Scenario
Pol Henarejos, Ana Perez-Neira, Velio Tralli +3
OFDMA systems are considered as the promising multiple access scheme of next generation multi-cellular wireless systems. In order to ensure the optimum usage of radio resources, OF…
Forward Link Interference Mitigation in Mobile Interactive Satellite Systems
Pol Henarejos, Miguel Ángel Vázquez, Giuseppe Cocco +1
We present the results of the performance evaluation of polarization-time coding and soft interference cancellation in multi-beam satellite systems affected by co-channel interfere…
Dual Polarized Modulation and Receivers for Mobile Communications in Urban Areas
Pol Henarejos, Ana I. Pérez-Neira
Achieving an increase in the spectral efficiency (SE) has always been a major driver in the design of communication systems. The use of MIMO techniques in mobile communications has…
End-to-end 5G services via an SDN/NFV-based multi-tenant network and cloud testbed
Raul Muñoz, Josep Mangues-Bafalluy, Nikolaos Bartzoudis +11
5G has a main requirement of highly flexible, ultralow latency and ultra-high bandwidth virtualized infrastructure in order to deliver end-to-end services. This requirement can be…
Pushing for higher rates and efficiency in Satcom: the different perspectives within SatNExIV
Miguel Ángel Vázquez, Ana Pérez-Neira, Carlos Mosquera +7
SatNEx IV project aims at studying medium and long term directions of satellite telecommunication systems for any of the commercial or institutional applications that can be consid…
Advanced Signal Processing Techniques for Fixed and Mobile Satellite Communications
Pol Henarejos, Ana Pérez-Neira, Nicolò Mazzali +1
Enabling ultra fast systems has been widely investigated during recent decades. Although polarization has been deployed from the beginning in satellite communications, nowadays it…
Link Adaptation Algorithms for Dual Polarization Mobile Satellite Systems
Anxo Tato, Pol Henarejos, Carlos Mosquera +1
The use of dual polarization in mobile satellite systems is very promising as a means for increasing the transmission capacity. In this paper we study a system which uses simultane…
Dual Polarized Modulation and Reception for Next Generation Mobile Satellite Communications
Pol Henarejos, Ana I. Pérez-Neira
This paper presents the novel application of Polarized Modulation (PMod) for increasing the throughput in mobile satellite transmissions. One of the major drawbacks in mobile satel…
The CTTC 5G end-to-end experimental platform: Integrating heterogeneous wireless/optical networks, distributed cloud, and IoT devices
Raul Muñóz, Josep Mangues, Ricard Vilalta +15
The Internet of Things (IoT) will facilitate a wide variety of applications in different domains, such as smart cities, smart grids, industrial automation (Industry 4.0), smart dri…
Capacity Analysis of Index Modulations over Spatial, Polarization and Frequency Dimensions
Pol Henarejos, Ana I. Pérez-Neira
Determining the capacity of a modulation scheme is a fundamental topic of interest. Index Modulations (IM), such as Spatial Modulation (SMod), Polarized Modulation (PMod) or Freque…
Signal Processing for High Throughput Satellite Systems: Challenges in New Interference-Limited Scenarios
Ana I. Perez-Neira, Miguel Angel Vazquez, Sina Maleki +2
The field of satellite communications is enjoying a renewed interest in the global telecom market, and very high throughput satellites (V/HTS), with their multiple spot-beams, are…