Exploració per autor "Oller Bosch, Joaquim"

Ara es mostren els items 1-9 de 9

    • Design, development and performance evaluation of a low-cost, Low-power wake-up radio system for WSN 

      Oller Bosch, Joaquim; Demirkol, Ilker Seyfettin; Casademont Serra, Jordi; Paradells Aspas, Josep (2013-11-01)
      Article
      Accés restringit per política de l'editorial
      Energy-efficient operation is a challenge for wireless sensor networks (WSNs). A common method employed for this purpose is duty-cycled operation, which extends battery lifetime yet incurs several types of energy wastes ...

    • Energy efficient wireless networking of sensor nodes 

      Demirkol, Ilker Seyfettin; Paradells Aspas, Josep; Oller Bosch, Joaquim; Casademont Serra, Jordi; Calveras Augé, Anna M.; Catalán Cid, María Luisa (2013)
      Text en actes de congrés
      Accés obert
      Wireless sensor networks have paved the way to a new era in user applications, where information can be sensed, processed, and distributed from remote environments with minimal or no human interaction. As the sensor nodes ...

    • IEEE 802.11-enabled wake-up radio system: design and performance evaluation 

      Oller Bosch, Joaquim; García Villegas, Eduard; López Aguilera, M. Elena; Demirkol, Ilker Seyfettin; Casademont Serra, Jordi; Paradells Aspas, Josep; Gamm, Gerd Ulrich; Reindl, Leonhard Michael (Institution of Electrical Engineers, 2014-09-25)
      Article
      Accés obert
      Today, the vast majority of personal communication devices, such as laptops, smartphones, and logically wireless fidelity (Wi-Fi) access points feature IEEE 802.11 chipsets. In turn, wake-up radio (WuR) systems are used ...

    • Infrastructureless smart cities. Use cases and performance 

      Paradells Aspas, Josep; Gómez Montenegro, Carlos; Demirkol, Ilker Seyfettin; Oller Bosch, Joaquim; Catalán Cid, María Luisa (Institute of Electrical and Electronics Engineers (IEEE), 2014)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Smart cities are a hot topic nowadays for several reasons. For city managers and citizens a smart city is a concept that should allow providing better services and/or with more efficiency. For technicians a smart city ...

    • Networking solutions for connecting bluetooth low energy enabled machines to the internet of things 

      Nieminen, Johanna; Gómez Montenegro, Carlos; Isomaki, Markus; Savolainen, Teemu; Patil, Basavaraj; Shelby, Zach; Oller Bosch, Joaquim (2014-11-01)
      Article
      Accés restringit per política de l'editorial
      The next wave driving the expansion of the Internet will come from the Internet of Things. Bluetooth LE is a rapidly emerging ultra-low-power radio technology expected to be incorporated in billions of IoT devices in the ...

    • Performance evaluation and comparative analysis of SubCarrier Modulation Wake-up radio systems for energy-efficient wireless sensor networks 

      Oller Bosch, Joaquim; Demirkol, Ilker Seyfettin; Casademont Serra, Jordi; Paradells Aspas, Josep; Gamm, Gerd Ulrich; Reindl, Leonhard Michael (2013-12-19)
      Article
      Accés obert
      Energy-efficient communication is one of the main concerns of wireless sensor networks nowadays. A commonly employed approach for achieving energy efficiency has been the use of duty-cycled operation of the radio, where ...

    • Performance evaluation and compartive analysis of subcarrier modulation Wake-up radio systems for energy-efficient Wireless Sensor Networks 

      Oller Bosch, Joaquim; Demirkol, Ilker Seyfettin; Casademont Serra, Jordi; Paradells Aspas, Josep; Gamm, Gerd Ulrich; Reindl, Leonhard Michael (2014-01)
      Article
      Accés obert
      Energy-efficient communication is one of the main concerns of wireless sensor networks nowadays. A commonly employed approach for achieving energy efficiency has been the use of duty-cycled operation of the radio, where ...

    • Time-Knocking: a novel addressing mechanism for wake-up receivers 

      Oller Bosch, Joaquim; Demirkol, Ilker Seyfettin; Paradells Aspas, Josep; Casademont Serra, Jordi; Heinzelman, Wendi (Institute of Electrical and Electronics Engineers (IEEE), 2012)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Wake-up radios present a promising alternative to traditional duty-cycle approaches, by reducing overhearing and by eliminating idle listening completely. However, energy-efficient operation of the wake-up mechanism is ...

    • Wake-up radio as an energy-efficient alternative to conventional wireless sensor networks MAC protocols 

      Oller Bosch, Joaquim; Demirkol, Ilker Seyfettin; Casademont Serra, Jordi; Paradells Aspas, Josep; Gamm, Gerd Ulrich; Reindl, Leonhard (Association for Computing Machinery (ACM), 2013)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      The use of duty-cycling in Medium Access Control (MAC) protocols effectively helps improving the energy efficiency of wireless networks. However, while the benefits of these protocols are unquestionable, most of them still ...