Browsing by Author "Pascual Iserte, Antonio"
Now showing items 1-20 of 102
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3G access network dimensioning in isolated rural areas based on femtocells
(Institute of Electrical and Electronics Engineers (IEEE), 2014)
Conference report
Restricted access - publisher's policyBased on the definition of the access network architecture and the forecast of voice and data traffic evolution, this paper derives engineering rules for radio network dimensioning of 3G femtocell-based access networks in ... -
A maximum approach for robust MIMO design: combining OSTBC and beamforming with minimum transmission power requirements
(2004)
Conference report
Open AccessIn this paper we address the problem of the design of a transmitter in a Multi-Input-Multi-Output (MIMO) space diversity system. We consider a design which is robust to errors in the channel estimate available at the ... -
A real-time FPGA-based implementation of a high-performance MIMO-OFDM mobile WiMAX transmitter
(2011)
Conference report
Open AccessThe Multiple Input Multiple Output (MIMO)-Orthogonal Frequency Division Multiplexing (OFDM) is considered a key technology in modern wireless-access communication systems. The IEEE 802.16e standard, also denoted as ... -
A real-time FPGA-based implementation of a high-performance MIMO-OFDM transceiver featuring a closed-loop communication scheme
(Institute of Electrical and Electronics Engineers (IEEE), 2012)
Conference report
Restricted access - publisher's policyIn this paper we present the FPGA implementation of a multi-antenna Orthogonal Frequency-Division Multiplexing (OFDM) transmitter and receiver featuring a closed-loop (CL) communication scheme. The PHY-layer development ... -
A real-time FPGA-based mobile WiMAX transceiver supporting multi-antenna configurations
(IEEE, 2011)
Conference report
Restricted access - publisher's policyThis paper presents the design, implementation and experimental validation of a real-time FPGA-based mobile WiMAX baseband transceiver. Three different antenna configuration schemes were implemented and tested, namely ... -
A real-time MIMO-OFDM mobile WiMAX receiver: architecture, design and FPGA implementation
(2011-11)
Article
Restricted access - publisher's policyThe IEEE 802.16e-2005 standard, also denoted as mobile WiMAX, was introduced as one of the first real efforts towards the deployment of fourth generation communication systems providing fixed and mobile broadband wireless ... -
A robust maximin approach for MIMO communications with imperfect channel state information based on convex optimization
(2006-01)
Article
Open AccessThis paper considers a wireless communication system with multiple transmit and receive antennas, i.e., a multiple-input-multiple-output (MIMO) channel. The objective is to design the transmitter according to an imperfect ... -
A service-constrained positioning strategy for an autonomous fleet of airborne base stations
(Multidisciplinary Digital Publishing Institute (MDPI), 2018-10)
Article
Open AccessThis paper proposes a positioning strategy for a fleet of unmanned aerial vehicles (UAVs) airlifting wireless base stations driven by communication constraints. First, two schedulers that model the distribution of resources ... -
A stochastic approach for resource allocation with backhaul and energy harvesting constraints
(2016-07)
Article
Open AccessWe propose a novel stochastic radio-resource-allocation strategy that achieves long-term fairness considering backhaul and air-interface capacity limitations. The base station (BS) is powered only with a finite battery ... -
A tractable closed form approximation of the ergodic rate in Poisson cellular networks
(2019-07)
Article
Open AccessThe employment of stochastic geometry for the analysis and design of ultra dense networks (UDNs) has provided significant insights into network densification. In addition to the characterization of the network performance ... -
Adaptive block Diagonalization and user scheduling with out of cluster interferenced
(2014)
Conference report
Restricted access - publisher's policyInterference in a cellular network is one of the main impairments that needs to be overcome. Coordination among the Base Stations may enable the use of the interference to improve the transmission rate at the cost of ... -
Analysis of blocking in mmWave cellular systems: application to relay positioning
(2021-02)
Article
Open AccessWithin the framework of 5G, blockage effects occurring in the mmWave band are critical. Previous works describe the effects of blockages in isolated and multiple links for simple blocking objects, modeled with mathematical ... -
Analysis of blocking in mmWave cellular systems: Characterization of the LOS and NLOS intervals in urban scenarios
(Institute of Electrical and Electronics Engineers (IEEE), 2020-12)
Article
Open AccessIn the millimeter waves (mmWave) bands considered for 5G and beyond, the use of very high frequencies results in the interruption of communication whenever there is no line of sight between the transmitter and the receiver. ... -
Analysis of downlink and uplink decoupling in dense cellular networks
(Institute of Electrical and Electronics Engineers (IEEE), 2016-12-22)
Conference report
Open AccessDecoupling uplink (UL) and downlink (DL) is a new architectural paradigm where DL and UL are not constrained to be associated to the same base station (BS). Building upon this paradigm, the goal of the present paper is to ... -
Approximations of the aggregated interference statistics for outage analysis in massive MTC
(Multidisciplinary Digital Publishing Institute (MDPI), 2019-12)
Article
Open AccessThis paper presents several analytic closed-form approximations of the aggregated interference statistics within the framework of uplink massive machine-type-communications (mMTC), taking into account the random activity ... -
Array antennas for packet transmission networks
(2002)
Conference report
Open AccessIn the last two decades, adaptive antennas have been applied widely to wireless communication networks with preexisting infrastructure ,i.e networks with base stations. A wide variety of adaptive algorithms has been ... -
Asymptotic analysis of multiuser-MIMO networks with battery-constrained receivers
(2014)
Conference report
Restricted access - publisher's policyIn this paper, we present an asymptotic analysis of the behavior of a network where the mobile terminals are considered to be battery-powered devices provided with energy harvesting capabilities. The asymptotic analysis ... -
Base station on/off strategies for wireless networks powered with energy harvesting sources
(2015)
Conference lecture
Open AccessIn this paper, we present a procedure for switching on and off base stations (BSs) that are powered with solar panels and have finite batteries. In the scenario under consideration it is considered that the BSs are placed ... -
Channel state Information and joint transmitter-receiver design in multi-antenna systems
(Universitat Politècnica de Catalunya, 2005-02-17)
Doctoral thesis
Open AccessEsta tesis aborda el problema del diseño de sistemas multiantena, donde el caso más general corresponde a un canal multi-input-multi-output (MIMO) con un transmisor y un receptor con más de una antena. La ventaja de estos ... -
Characterization of the distortion of OFDM/OQAM modulations under frequency selective channels
(Institute of Electrical and Electronics Engineers (IEEE), 2012)
Conference lecture
Restricted access - publisher's policyFilterbank based multicarrier modulations are well known to perform poorly in frequency selective channels when single tap carrier-by-carrier equalization is used. This degradation is cased by the inherent distortion ...
