DAU - Arxiu Digital de la URL: Enviaments recents
Ara mostrant els elements 2581-2600 de 3876
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Vertical and oblique ionospheric soundings performance comparison over the 12,760 km transequatorial HF link between Antarctica and Spain
(Radio Science. 2017. Vol.52, No.4 (Abril), 2017-03)This paper presents the second part of the study of the oblique sounding of a 12,760 km transequatorial ionospheric link between Livingston Island (Antarctica) and Cambrils in Spain. The study consists ... -
An FPGA-Based WASN for Remote Real-Time Monitoring of Endangered Species: A Case Study on the Birdsong Recognition of Botaurus stellaris
(Sensors. 2017, Vol.17 , No. 6, 2017-06)Fast environmental variations due to climate change can cause mass decline or even extinctions of species, having a dramatic impact on the future of biodiversity. During the last decade, different ... -
Detection of Anomalous Noise Events on Low-Capacity Acoustic Nodes for Dynamic Road Traffic Noise Mapping within an Hybrid WASN
(Sensors. 2018, Vol.18, No.4, 2018-04)One of the main aspects affecting the quality of life of people living in urban and suburban areas is the continuous exposure to high road traffic noise (RTN) levels. Nowadays, thanks to Wireless Acoustic ... -
Vertical and Oblique ionospheric soundings over the long haul HF link between Antarctica and Spain
(Radio Science. 2015, Vol. 50, No.9 (Setembre), 2015-09)This paper presents a comparative study between the oblique sounding results, theInternational Telecommunication Union Rec533 HF prediction model, and the vertical sounding results of atransequatorial ... -
Vertical and Oblique ionospheric soundings over the long haul HF link between Antarctica and Spain
(Radio Science. 2015, Vol. 50, No.9 (Setembre), 2015-09)This paper presents a comparative study between the oblique sounding results, theInternational Telecommunication Union Rec533 HF prediction model, and the vertical sounding results of atransequatorial ... -
DYNAMAP - Development of low cost sensors networks for real time noise mapping
(Noise Mapping. 2016. Vol. 3, No.1, 2016-05)The Environmental Noise Directive (END) requires that regular updating of noise maps is implemented every five years to check and report about the changes occurred during the reference period. The ... -
Digital Transmission Techniques for a Long Haul HF Link: DS-SS vs. OFDM
(Radio Science. 2014, Vol.49, No.7 (Juliol), 2014-06)This paper presents two digital transmission techniques for long haul ionospheric links. Since2003 we have studied the HF link between the Antarctic Spanish Base, Juan Carlos I, and Spain; and wehave ... -
Voice quality modelling for expressive speech synthesis
(The Scientific World Journal. 2014, 2014-01)This paper presents the perceptual experiments that were carried out in order to validate the methodology of transforming expressive speech styles using voice quality (VoQ) parameters modelling, along ... -
Narrowband and Wideband Channel Sounding of an Antarctica to Spain Ionospheric Radio Link
(Remote Sensing. 2015, Vol.7, 2015-09)La Salle and Ebro Observatory have been involved in remote sensing projects in Antarctica for the last 11 years (approximately one solar cycle). The Ebro Observatory has been monitoring and analyzing ... -
Narrowband and Wideband Channel Sounding of an Antarctica to Spain Ionospheric Radio Link
(Remote Sensing. 2015, Vol.7, 2015-09)La Salle and Ebro Observatory have been involved in remote sensing projects in Antarctica for the last 11 years (approximately one solar cycle). The Ebro Observatory has been monitoring and analyzing ... -
Design of a Mobile Low-Cost Sensor Network Using Urban Buses for Real-Time Ubiquitous Noise Monitoring
(Sensors. 2016, Vol. 17 No.1, 2016-12)One of the main priorities of smart cities is improving the quality of life of their inhabitants. Traffic noise is one of the pollutant sources that causes a negative impact on the quality of life of ... -
An Anomalous Noise Events Detector for Dynamic Road Traffic Noise Mapping in Real-Life Urban and Suburban Environments
(Sensors. 2017, Vol.17, No.10, 2017-10)One of the main aspects affecting the quality of life of people living in urban and suburban areas is their continued exposure to high Road Traffic Noise (RTN) levels. Until now, noise measurements in ... -
Real-Time Distributed Architecture for Remote Acoustic Elderly Monitoring in Residential-Scale Ambient Assisted Living Scenarios
(Sensors. 2018, Vol. 18, No.8., 2018-08)Ambient Assisted Living (AAL) has become a powerful alternative to improving the life quality of elderly and partially dependent people in their own living environments. In this regard, tele-care and ... -
Polarization diversity in a long-haul transequatorial HF link from Antarctica to Spain
(Radio Science. 2017. Vol.52 Nº.1 (Gener), 2017-01)This paper describes a set of experiments which examine the feasibility of applying polarization diversity to a 12,760 km ionospheric link from Livingston Island (62.6°S, 60.4°W), South Shetlands, to ... -
Detection of Anomalous Noise Events for Real-Time Road-Traffic Noise Mapping: The Dynamap's project case study
(Noise Mapping. 2018. Vol. 5, No.1, 2018-06)Environmental noise is increasing year after year, especially in urban and suburban areas. Besides annoyance, environmental noise also causes harmful health effects on people. The Environmental Noise ... -
Pierre Hadot (1922-2010): la filosofia com a «manera de viure»
(Quadern de les idees, les arts i les lletres (2017), p. 3-7, 2017) -
Joan Estelrich, un humanista en temps convulsos (1932-1936)
(Cercles. Revista d’Història Cultural, núm. 17 (2014), p. 77-100, 2014)L’article pretén explicar la contribució de Joan Estelrich (1896-1958) en la cons-trucció del discurs humanista de l’Europa dels anys trenta, en el context de les plataformes de cooperació ... -
Estaurología dionisíaca. Nietzsche y las «metamorfosis mundanas» del cristianismo
(Gregorianum, vol. 100, núm. 3 (2019), p. 599-620, 2019)El siguiente trabajo trata de aproximarse reflexivamente ‒no histórico-filológicamente‒ a la cuestión de las relaciones entre el pensamiento de Nietzsche y el cristianismo. En cierto modo, quizá podría ... -
Contraescatología escéptica. Motivo fundamental del pensamiento de Odo Marquard y transiciones hacia Nietzsche
(Gregorianum, vol. 97, núm. 3 (2016), p. 579-604, 2016) -
An FPGA Scalable Software Defined Radio Platform Design for Educational and Research Purposes
(Electronics. 2016, Vol.5 , No.2, 2016-06)In a digital modem design, the integration of the Analog to Digital Converters (ADC) and Digital to Analog Converters (DAC) with the core processor is usually a major issue for the designer. In this ...