Exploració per autor "Raafat Hosny Mohamed Fahm, Ahmed"Més informació

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    • Downlink multi-user massive MIMO transmission using receive spatial modulation 

      Raafat Hosny Mohamed Fahm, Ahmed; Agustín de Dios, Adrián; Vidal Manzano, José (Institute of Electrical and Electronics Engineers (IEEE), 2020-10-01)
      Article
      Accés obert
      In this paper, we consider the downlink of a multi-user multiple-input-multiple-output system operating at the millimeter wave band in an outdoor environment. In this band, receive spatial modulation (RSM) schemes have ...

    • Energy efficient transmit-receive hybrid spatial modulation for large-scale MIMO systems 

      Raafat Hosny Mohamed Fahm, Ahmed; Sefunç, Merve; Agustín de Dios, Adrián; Vidal Manzano, José; Jorswieck, Eduard Axel; Corre, Yoann (2020-03-01)
      Article
      Accés obert
      We consider a point to point large-scale multipleinput multiple-output (MIMO) system operating in the millimeter wave (mmWave) band and an outdoor scenario. Novel transmit and receive spatial modulation (SM) schemes are ...

    • Energy efficient transmit-receive spatial modulation for uplink-downlink large-scale MIMO systems 

      Raafat Hosny Mohamed Fahm, Ahmed; Yüzgeçcioglu, Merve; Zahid Aslam, Mohammed; Agustín de Dios, Adrián; Vidal Manzano, José; Jorswieck, Eduard Axel; Corre, Yoann (2019-02-21)
      Text en actes de congrés
      Accés obert
      Energy efficient spatial modulation-aided uplink and downlink designs for future millimeterwave (mmWave) large-scale multiple-input multiple-output (MIMO) systems are considered. Two novel uplink transceivers are proposed ...

    • Innovative mmWave transmissions schemes channel models and antennas 

      Agustín de Dios, Adrián; Vidal Manzano, José; Pascual Iserte, Antonio; Raafat Hosny Mohamed Fahm, Ahmed; Aslam, Zahid; Corre, Yoann; Basavarajappa, Vedaprabhu; Bedia, Beatriz; Tan, Yi; Wang, Cheng-Xiang (2017-10-12)
      Report de recerca
      Accés obert
      The next generation (5G) of wireless communication will improve upon existing mobile communication standards significantly while taking into account the increasing amount of stress on the limited amount of available ...

    • MMSE precoding for receive spatial modulation in large MIMO systems 

      Raafat Hosny Mohamed Fahm, Ahmed; Agustín de Dios, Adrián; Vidal Manzano, José (Institute of Electrical and Electronics Engineers (IEEE), 2018)
      Comunicació de congrés
      Accés obert
      Receive spatial modulation (RSM) schemes enable simple and energy efficient multiple-input-multiple-output (MIMO) transceivers and yet attain high spectral efficiency, which renders them promising schemes for millimeter ...

    • Receive antenna selection and hybrid precoding for receive spatial modulation in massive MIMO systems 

      Raafat Hosny Mohamed Fahm, Ahmed; Agustín de Dios, Adrián; Vidal Manzano, José (Institute of Electrical and Electronics Engineers (IEEE), 2018)
      Comunicació de congrés
      Accés obert
      Recently, a receive spatial modulation (RSM) for massive multiple-input-multiple-output operating in millimeter wave (mmWave) was introduced with the purpose of simplifying user terminal circuit by employing only one ...

    • Receive spatial modulation for massive MIMO systems 

      Raafat Hosny Mohamed Fahm, Ahmed; Agustín de Dios, Adrián; Vidal Manzano, José (Institute of Electrical and Electronics Engineers (IEEE), 2017)
      Text en actes de congrés
      Accés obert
      In this paper, we consider the downlink of a massive multiple-input-multiple-output (MIMO) single user transmission system operating in the millimeter wave outdoor narrowband channel environment. We propose a novel receive ...

    • Spatial modulation schemes and modem architectures for millimeter wave radio systems 

      Raafat Hosny Mohamed Fahm, Ahmed (Universitat Politècnica de Catalunya, 2020-07-22)
      Tesi
      Accés obert
      The rapid growth of wireless industry opens the door to several use cases such as internet of things and device-to-device communications, which require boosting the reliability and the spectral efficiency of the wireless ...

    • Wideband receive spatial modulation with time domain pre-equalizer for large MIMO systems 

      Raafat Hosny Mohamed Fahm, Ahmed; Agustín de Dios, Adrián; Vidal Manzano, José (2018)
      Text en actes de congrés
      Accés obert
      Receive spatial modulation (RSM) schemes are promising for massive multiple-input-multiple-output (MIMO) systems at millimeter wave (mmWave) bands because they require reduced complexity and low consumption hardware at the ...