WiComTec - Grup de recerca en Tecnologies i Comunicacions Sense Fils

 

Recerca conjunta i lideratge a nivell internacional, així com captació i formació de talent, en l’àmbit dels sistemes de comunicacions radio i amb especial èmfasi en els sistemes de comunicacions sense fils (cel•lulars i wireless) co¿laborant en el disseny, anàlisi, modelat i optimització, incloent-hi, entre d’altres: estudi de tècniques avançades de transmissió, modulacions avançades,models de propagació, protocols d’accés, enrutat, gestió de recursos ràdio, planificació, dimensionat, implantació de serveis, garanties de QoS, millores en l'eficència energètica etc. Alguns dels camps d'aplicació son els radioenllaços digitals terrestres, els sistemes de comunicació mòbils cel•lulars, tant actuals com futurs (3G, 4G, LTE-A, 5G), les xarxes WLAN, WPAN, WSN, ad-hoc i mesh, els sistemes de difusió (televisió, ràdio) i els sistemes via satèl•lit (fixos i mòbils), i molt especialment els sistemes inte¿ligents de suport a la mobilitat, les ciutats intel·ligents i la salut.

Realizar investigación de forma conjunta y coordinada en el ámbito de los sistemas de comunicaciones radio, con énfasis especial en los sistemas inalámbricos (celulares y wireless). Dirigir tesis doctorales en estas temáticas, publicando en revistas y congresos de prestigio los resultados alcanzados. Ser competitivos a nivel nacional y europeo aportando, mediante convenios de investigación avanzada y de transferencia de tecnología, conocimiento a las empresas del sector. Desarrollar aplicaciones de valor añadido en estas tecnologías, que puedan resultar innovadoras y atractivas para el sector empresarial. Finalmente, hacer llegar a los futuros profesionales del sector, el concimiento y la técnicas adquiridas mediante una buena planificación de los cursos docentes en titulaciones de grado, másters profesionales y de investigación en los que se colabore, así com en la dirección de trabajos y proyectos fin de carrera en estos temas.

Perform coordinated research activity in the area of radio-communication systems, with emphasis in wireless systems and technologies. Direction of doctorals thesis (PhD) publishing the achieved results in prestigious journals and conferences. Being competitive, both at national and intrnational levelm through the participation in advanced research funded projects as well as in technology transfer activities , translating the experience to companies. Developing new and attractive applications oriented to improve the companies knowledge. Finally translate our experience to future professionals, by participating in high quality teaching activities for both, undergraduate and graduate students, as well as directing final thesis. Enroll advanced students in our team offering them the opportunity to work in research projects and activities.

Perform coordinated research activity in the area of radio-communication systems, with emphasis in wireless systems and technologies. Direction of doctorals thesis (PhD) publishing the achieved results in prestigious journals and conferences. Being competitive, both at national and intrnational levelm through the participation in advanced research funded projects as well as in technology transfer activities , translating the experience to companies. Developing new and attractive applications oriented to improve the companies knowledge. Finally translate our experience to future professionals, by participating in high quality teaching activities for both, undergraduate and graduate students, as well as directing final thesis. Enroll advanced students in our team offering them the opportunity to work in research projects and activities.

Recent Submissions

  • Real-time dynamic network slicing for the 5G radio access network 

    Maule, Massimiliano; Mekikis, Prodromos Vasileios; Ramantas, Kostas; Vardakas, John; Verikoukis, Christos (Institute of Electrical and Electronics Engineers (IEEE), 2019)
    Conference report
    Restricted access - publisher's policy
    The 5G networks are expected to satisfy diverse use cases and business models with significant advancements in terms of capacity, reliability, and latency. The allocation and provisioning of network resources pose a challenge ...

  • Learning-based tracking area list management in 4G and 5G networks 

    Moysen Cortes, Jessica; García Lozano, Mario (2020-08-01)
    Article
    Open Access
    Mobility management in 5G networks is a very challenging issue. It requires novel ideas and improved management so that signaling is kept minimized and far from congesting the network. Mobile networks have become massive ...

  • Machine learning adaptive computational capacity prediction for dynamic resource management in C-RAN 

    Guerra Gómez, Rolando; Ruiz Boqué, Sílvia; García Lozano, Mario; Olmos Bonafé, Juan José (2020-05-23)
    Article
    Open Access
    Efficient computational resource management in 5G Cloud Radio Access Network (C-RAN)environments is a challenging problem because it has to account simultaneously for throughput, latency,power efficiency, and optimization ...

  • On the use of existing 4G small cell deployments for 5G V2N communication 

    Saeed, Umar; Hämäläinen, Jyri; Mutafungwa, Edward; Wichman, Risto; González González, David; García Lozano, Mario (Institute of Electrical and Electronics Engineers (IEEE), 2019)
    Conference lecture
    Restricted access - publisher's policy
    We study the feasibility of the dense 4G and 5G cellular networks at sub-6 GHz and millimeter wave carriers for vehicle-to-network applications. For this purpose, road-side network coverage, signal-to-interference-plus-noise ...

  • On the feasibility of remote driving application over dense 5G roadside networks 

    Saeed, Umar; Hämäläinen, Jyri; García Lozano, Mario; González González, David (Institute of Electrical and Electronics Engineers (IEEE), 2019)
    Conference report
    Restricted access - publisher's policy
    Remote driving (RD) is a critical backup option for an autonomous vehicle when it faces an unexpected situation on the road. Fifth generation (5G) mobile communication is a key enabler of RD providing link between the ...

  • Route-based radio coverage analysis of cellular network deployments for V2N communication 

    Saeed, Umar; Hämäläinen, Jyri; Mutafungwa, Edward; Wichman, Risto; González González, David; García Lozano, Mario (Institute of Electrical and Electronics Engineers (IEEE), 2019)
    Conference report
    Open Access
    Cellular vehicle-to-network (V2N) communication will be the backbone of the connected vehicles of future. One of the key requirements of the connected vehicles is a near universal coverage on the streets. Traditional radio ...

  • Dynamic resource allocation in C-RAN with real-time traffic and realistic scenarios 

    Guerra Gómez, Rolando; Ruiz Boqué, Sílvia; García Lozano, Mario; Olmos Bonafé, Juan José (Institute of Electrical and Electronics Engineers (IEEE), 2019)
    Conference report
    Restricted access - publisher's policy
    This work proposes the use of a modified and improved version of the realistic Vienna Scenario that was defined in COST action IC1004, to test two different scale C-RAN deployments. First, a large-scale analysis with 628 ...

  • Delay and energy consumption analysis of frame slotted ALOHA variants for massive data collection in internet-of-things scenarios 

    Vázquez Gallego, Francisco; Tuset Peiro, Pere; Alonso Zárate, Luis Gonzaga; Alonso Zárate, Jesús (Multidisciplinary Digital Publishing Institute, 2020-01-01)
    Article
    Open Access
    This paper models and evaluates three FSA-based (Frame Slotted ALOHA) MAC (Medium Access Control) protocols, namely, FSA-ACK (FSA with ACKnowledgements), FSA-FBP (FSA with FeedBack Packets) and DFSA (Dynamic FSA). The ...

  • Energy sharing and trading in multi-operator heterogeneous network deployments 

    Oikonomakou, Maria; Antonopoulos, Angelos; Alonso Zárate, Luis Gonzaga; Verikoukis, Christos (Institute of Electrical and Electronics Engineers (IEEE), 2019-05-01)
    Article
    Open Access
    With a view to the expected increased data traffic volume and energy consumption of the fifth generation networks, the use of renewable energy (RE) sources and infrastructure sharing have been embraced as energy and ...

  • Machine learning techniques applied to multiband spectrum sensing in cognitive radios 

    Molina Tenorio, Yanqueleth; Prieto Guerrero, Alfonso; Aguilar Gomez, Rafael; Ruiz Boqué, Sílvia (Multidisciplinary Digital Publishing Institute (MDPI), 2019-10-30)
    Article
    Open Access
    In this work, three specific machine learning techniques (neural networks, expectation maximization and k-means) are applied to a multiband spectrum sensing technique for cognitive radios. All of them have been used as a ...

  • Low-cost test measurement setup for real IoT BLE sensor device characterization 

    Pérez Díaz de Cerio, David; Hernandez Solana, Angela; Valdovinos, Antonio; Olmos Bonafé, Juan José; Valenzuela González, José Luis (2019-03-01)
    Article
    Open Access
    The methodology presented in this paper aims to characterize impairments shown by real devices which are usually neglected on standardized tests but that become very important in massive IoT scenarios. For instance, we ...

  • Anti-collision adaptations of BLE active scanning for dense IoT tracking applications 

    Hernandez Solana, Angela; Pérez Díaz de Cerio, David; Valdovinos, Antonio; Valenzuela González, José Luis (Institute of Electrical and Electronics Engineers (IEEE), 2018-09-15)
    Article
    Open Access
    Bluetooth low energy (BLE) is one of most promising technologies to enable the Internet-of-Things (IoT) paradigm. The BLE neighbor discovery process (NDP) based on active scanning may be the core of multiple IoT applications ...

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