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This paper discusses the hardware implementation and experimental validation of a model-based battery state estimator. The model parameters are identified online using the moving window least squares method. The estimator is implemented in a field...
https://phd.dii.unipi.it/pubblicazioni/item/1337-r-morello,-r-di-rienzo,-f-baronti,-r-roncella-and-r-saletti,-system-on-chip-battery-state-estimator-e-bike-case-study-,-iecon-2016-42nd-annual-conference-of-the-ieee-industrial-electronics-society,-florence,-2016.html
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Area and Power consumption are important design metrics in integrated circuit (IC), in particular in those targeted for wearable devices. Σ-Δ Analog to Digital Converter (ADC) are increasing in popularity in those devices thanks to the low bandwidth of...
https://phd.dii.unipi.it/pubblicazioni/item/1333-a-palla,-g-meoni,-l-fanucci-area-and-power-consumption-trade-off-for-σ-δ-decimation-filter-in-mixed-signal-wearable-ic-,norcas-2016,-copenaghen.html
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We analyze a specific practical problem of bearing-only localization of a stationary target using noisy measurements from three sensors. It is well understood that the performance of any target position estimator is considerably influenced by the...
https://phd.dii.unipi.it/pubblicazioni/item/1318-r-costanzi,-d-fenucci,-v-manzari-and-a-caiti,-bearing-only-auv-tracking-performance-the-effect-of-uncertainty-in-underwater-nodes-position,-oceans-2016-mts-ieee-monterey,-monterey,-ca,-2016.html
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https://phd.dii.unipi.it/pubblicazioni/item/1313-marco-avvenuti,-stefano-cresci,-andrea-marchetti,-carlo-meletti,-maurizio-tesconi,-predictability-or-early-warning-using-social-media-in-modern-emergency-response-,-ieee-internet-computing-20-6-4-6,-2016.html
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Two Closed Loop Pulsating Heat Pipes (CLPHPs) are tested on board REXUS 18 sounding rocket in order to obtain data over a relatively long microgravity period (approximately 90 s). The CLPHPs are partially filled with FC-72 and have, respectively,...
https://phd.dii.unipi.it/pubblicazioni/item/1309-http-iopscience-iop-org-article-10-1088-1742-6596-655-1-012042-meta-jsessionid-46932abf2f49aa273af7fb915a1b87ef-c3-iopscience-cld-iop-org.html
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U-PHOS Project aims to analyse and characterise the behaviour of a large diameter Pulsating Heat Pipe (PHP) on board REXUS 22 sounding rocket. A PHP is a passive thermal control device consisting of a serpentine capillary tube, evacuated, partially...
https://phd.dii.unipi.it/pubblicazioni/item/1308-p-nannipieri,-g-meoni,-,-f-baronti,-l-fanucci,-s-filippeschi,-u-phos-project-development-of-a-large-diameter-pulsating-heat-pipe-experiment-on-board-rexus-22,-34rd-uit-heat-transfer-conference,-ferrara-it-,-july-4-6,-2016.html
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Endovascular abdominal aortic aneurysms repair (EVAR) involves the minimally invasive implantation of a stent-graft within the aorta to exclude the aneurysm from the circulation thus preventing its rupture. The feasibility of such operation is highly...
https://phd.dii.unipi.it/pubblicazioni/item/1304-https-www-spiedigitallibrary-org-conference-proceedings-of-spie-10042-1-in-situ-laser-fenestration-of-endovascular-stent-graft-in-abdominal-10-1117-12-2250962-shortsso-1.html
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This work proposes a distributed resource allocation (RA) algorithm for packet bit-interleaved coded OFDM transmissions in the uplink of heterogeneous networks (HetNets), characterized by small cells deployed over a macrocell area and sharing the same...
https://phd.dii.unipi.it/pubblicazioni/item/1303-r-andreotti,-p-del-fiorentino,-f-giannetti-and-v-lottici,-“power-efficient-distributed-resource-allocation-under-goodput-qos-constraints-for-heterogeneous-networks,”-accepted-to-eurasip-journal-on-advances-in-signal-processing-jasp-,-2016.html
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When perfect channel state information (CSI) is available at the transmitter, adaptive coding and modulation (ACM) algorithms which maximize the goodput (GP) corresponding to the actual channel realization give rise to the maximum long-term average...
https://phd.dii.unipi.it/pubblicazioni/item/1302-j-van-hecke,-p-del-fiorentino,-r-andreotti,-v-lottici,-f-giannetti,-l-vandendorpe-and-m-moeneclaey,-“adaptive-coding-and-modulation-using-imperfect-csi-in-cognitive-bic-ofdm-sys-tems,”-accepted-to-eurasip-journal-jwcn-,-2016.html
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This paper presents a resource allocation (RA) strategy for bit interleaved coded UFMC (BIC-UFMC) communications to be applied in an Internet of Things scenario characterized by short packets. The proposed RA strategy selects the best transmission...
https://phd.dii.unipi.it/pubblicazioni/item/1301-p-del-fiorentino,-c-vitiello,-v-lottici,-f-giannetti,-m-luise,-e-debels-,-j-van-hecke-and-m-moeneclaey,-“resource-allocation-in-short-packets-bic-ufmc-transmission-for-internet-of-things,”-ieee-globecom-workshops,-washington-dc,-2016.html
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The focus of this work is put on a cognitive network wherein the secondary users (SUs), based on bit-interleaved-coded orthogonal frequency division multiplexing, share the same band of primary users (PUs). In this context, we develop a...
https://phd.dii.unipi.it/pubblicazioni/item/1300-c-vitiello,-p-del-fiorentino,-e-debels-,-v-lottici,-f-giannetti,-m-luise-and-m-moeneclaey,-“two-step-resource-allocation-for-bic-ufmc-wireless-communications,”-iswcs-conference,-poznan,-2016.html
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In this paper, we present a novel resource allocation (RA) algorithm for packet Universal Filtered Multi-Carrier (UFMC) BIC-based communications, the latter being a novel modulation format possibly envisaged to be applied in 5G wireless systems....
https://phd.dii.unipi.it/pubblicazioni/item/1299-p-del-fiorentino,-c-vitiello,-v-lottici,-f-giannetti-and-m-luise,-“a-robust-resource-allocation-algorithm-for-packet-bic-ufmc-5gwireless-communications,”-eusipco-conference,-budapest,-2016.html
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We propose a novel resource allocation (RA) strategy for a cognitive radio packet-oriented bit-interleaved coded orthogonal frequency division multiplexing (BIC-OFDM) system with decode-and-forward (DF) relays. The aim of the RA is maximizing the...
https://phd.dii.unipi.it/pubblicazioni/item/1298-j-van-hecke-p-del-fiorentino,-r-andreotti,-v-lottici,-f-giannetti,-l-vandendorpe-and-m-moeneclaey,-“goodput-maximizing-resource-allocation-in-cognitive-radio-bic-ofdm-systems-with-df-relay-selection,”-ieee-international-conference-on-commun.html
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Effective SNR mapping (ESM) is a powerful technique for optimizing the performance of orthogonal frequency division multiplexing (OFDM) based wireless systems. ESM transforms a vector of subcarrier SNRs into a scalar effective SNR, which represents the...
https://phd.dii.unipi.it/pubblicazioni/item/1297-j-van-hecke,-p-del-fiorentino,-r-andreotti,-v-lottici,-f-giannetti,-l-vandendorpe-and-m-moeneclaey,-“accurate-modeling-of-the-predicted-kesm-based-link-performance-metric-for-bic-ofdm-systems,”-ieee-symposium-on-communications-and-vehicular.html
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We propose a novel resource allocation (RA) strategy for a cognitive radio packet-oriented bit-interleaved coded orthogonal frequency division multiplexing (BIC-OFDM) system with decode-and-forward (DF) relays. The aim of the RA is maximizing the...
https://phd.dii.unipi.it/pubblicazioni/item/1296-p-del-fiorentino,-j-van-hecke,-v-lottici,-f-giannetti-and-m-moeneclaey,-“goodput-based-re-source-allocation-and-df-relay-selection-for-dual-hop-transmissions-with-packet-oriented-cog-nitive-bic-ofdm-systems,”-presented-to-joint-newcom-cost-wo.html
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Body-powered and myoelectric prosthetic terminal devices have similarly high rates of rejection: 26 and 23%, respectively. This is in part because, despite technological advances, each comes with distinct advantages and disadvantages. The SoftHand...
https://phd.dii.unipi.it/pubblicazioni/item/1247-s-b-godfrey,-c-piazza,-m-g-catalano,-m-rossi,-a-bicchi-the-softhand-pro-h-a-shoulder-driven,-motor-actuated-prosthetic-solution.html
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State of the art of hand prosthetics is divided between simple and reliable gripper-like systems and sophisticate hi-tech poly-articular hands which tend to be complex both in their design and for the patient to operate. In this paper, we introduce the...
https://phd.dii.unipi.it/pubblicazioni/item/1246-c-piazza,-c-della-santina,-m-g-catalano,-g-grioli,-m-garabini,-a-bicchi-softhand-pro-d-matching-dynamic-content-of-natural-user-commands-with-hand-embodiment-for-enhanced-prosthesis-control.html
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Many walking robot presented in literature stand on rigid flat feet, with a few notable exceptions that embed flexibility in their feet to optimize the energetic cost of walking. This paper proposes a novel adaptive robot foot design, whose main goal is...
https://phd.dii.unipi.it/pubblicazioni/item/1245-c-piazza,-c-della-santina,-g-m-gasparri,-m-g-catalano,-g-grioli,-m-garabini,-a-bicchi-softfoot-an-adaptive-foot-for-natural-walking.html
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A novel method to electrically insulate integrated thermal flow sensors from liquids is proposed. The sensor is fabricated with a post-processing technique applied to chips designed with a commercial CMOS process. A low cost packaging technique is used...
https://phd.dii.unipi.it/pubblicazioni/item/1241-an-integrated-thermal-flow-sensor-for-liquids-based-on-a-novel-technique-for-electrical-insulation.html
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The advent of online social networks (OSNs) paired with the ubiquitous proliferation of smartphones have enabled social sensing systems. In the last few years, the aptitude of humans to spontaneously collect and timely share context information has been...
https://phd.dii.unipi.it/pubblicazioni/item/1240-avvenuti,-m-,-cimino,-m-g-,-cresci,-s-,-marchetti,-a-,-tesconi,-m-2016-a-framework-for-detecting-unfolding-emergencies-using-humans-as-sensors-springerplus,-5-1-,-1,-springer.html