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Listando Recerca por autor/a "Badia, David"

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    • Advanced HF Communications for Remote Sensors in Antarctica 

      Porte, Joaquim; Pijoan, Joan Lluis; Maso Llinas, Josep M.; Badia, David; Zaballos, Agustin; Alsina-Pagès, Rosa Ma (Antarctica - A Key To Global Change, 2018-11)
      There is a strong research activity in Antarctica in the fields of geophysics, meteorology, wildlife, flora, oceanography, and environment, among others. This research activity often involves the ...

    • Analysis of the Ordinary and Extraordinary Ionospheric Modes for NVIS Digital Communications Channels 

      Malé, Jordi; Porte, Joaquim; González Fontán, Tomás; Maso Llinas, Josep M.; Pijoan, Joan Lluis; Badia, David (Sensors, 2021, 21 (6), 2021-03)
      Sensor networks have become more popular in recent years, now featuring plenty of optionsand capabilities. Notwithstanding this, remote locations present many difficulties for their studyand monitoring. ...

    • Digital Transmission Techniques for a Long Haul HF Link: DS-SS vs. OFDM 

      Bergada, Pau; Alsina-Pagès, Rosa Ma; Pijoan, Joan Lluis; Salvador Marín, Martí; Regué, Joan Ramon; Badia, David; Graells Castellà, Simó (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 ...

    • Ionospheric Polarization Techniques for Robust NVIS Remote Sensing Platforms 

      Malé, Jordi; Porte, Joaquim; Maso Llinas, Josep M.; Pijoan, Joan Lluis; Badia, David (Applied Sciences, 2020, 10(11), 3730, 2020-05)
      Every year more interest is focused on high frequencies (HF) communications for remotesensing platforms due to their capacity to establish links of more than 250 km without a line ofsight and due to ...

    • Modelización matemática y ágebra: un tándem perfecto en la formación de ingenieros 

      Montero, José Antonio; Badia, David (MSEL: Modelling in Science Education and Learning, 2011. Vol. 4, 3, 2011)
      Este artículo se enmarca en el ámbito de la modelización matemática utilizada como herramienta docente, fundamental en la ense~nanza del álgebra lineal a futuros ingenieros de telecomunicaciones. Se ...

    • Narrowband and Wideband Channel Sounding of an Antarctica to Spain Ionospheric Radio Link 

      Hervás, Marcos; Alsina-Pagès, Rosa Ma; Fonseca, David; Pijoan, Joan Lluis; Badia, David; Fonseca, David (2015-06)
      La Salle and Ebro Observatory have been involved in several joint projects about remote sensing in Antarctica for the last 11 years (approximately one solar cycle). The Ebro Observatory has been ...

    • Narrowband and Wideband Channel Sounding of an Antarctica to Spain Ionospheric Radio Link 

      Hervás, Marcos; Alsina-Pagès, Rosa Ma; Fonseca, David; Fonseca, David; Pijoan, Joan Lluis; Badia, David (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 ...

    • Physical Layer Definition for a Long-Haul HF Antarctica to Spain Radio Link 

      Alsina-Pagès, Rosa Ma; Hervás, Marcos; Fonseca, David; Pijoan, Joan Lluis; Badia, David; Fonseca, David (Remote Sensing. 2016. Vol.8 No.5 (Maig), 2016-05)
      La Salle and the Observatori de l’Ebre (OE) have been involved in a remote sensing project in Antarctica for the last 11 years. The OE has been monitoring the geomagnetic activity for more than twenty ...

    • Remote Geophysical Observatory in Antarctica with HF data transmission: a Review 

      Pijoan, Joan Lluis; Fonseca, David; Torta, Joan Miquel; Alsina-Pagès, Rosa Ma; Marsal, Santiago; Badia, David (Remote Sensing. 2014, Vol.6 (Juliol), 2014-07)
      The geophysical observatory in the Antarctic Spanish Station Juan Carlos I (ASJI) in Livingston Island has been monitoring the magnetic field in the Antarctic region for more than fifteen years. In 2004, ...

    • Remote Sensor Data Transmission from Antarctica to Spain with a Long-Haul HF Ionospheric Link 

      Alsina-Pagès, Rosa Ma; Badia, David; Bergada, Pau; Hervás, Marcos; Fonseca, David; Pijoan, Joan Lluis; Regué, Joan Ramon; Salvador Marín, Martí; Fonseca, David (2015)
      The geophysical observatory in the Antarctic Spanish Station Juan Carlos I (BAE), on Livingston Island (62.6S, 60.4W), has been monitoring the magnetic field in the Antarctic region for more than fifteen ...

    • Sensing System for Remote Areas in Antarctica 

      Porte, Joaquim; Maso Llinas, Josep M.; Pijoan, Joan Lluis; Badia, David (Radio Science, 2020, Vol.55 No 3, 2020-02)
      Every year, the number of Internet of Things devices is growing exponentially. The current Internet of Things technology to support the connectivity of such a huge number of devices is limited by the ...

    • Study of NVIS Channel for USN Protocol Definition in Antarctica 

      Maso Llinas, Josep M.; Porte, Joaquim; Pijoan, Joan Lluis; Badia, David (Electronics, 2020, Vol. 9, No. 6, 2020-06)
      Every year, the number of ubiquitous sensor networks (USN) is increasing and the need for remote USN communications is emerging in some scenarios. As an alternative to satellite communications, more ...