- -

Browsing by Author "Ramiro Sánchez, Carla"

RiuNet: Institutional repository of the Polithecnic University of Valencia

Browsing by Author "Ramiro Sánchez, Carla"

Sort by: Order: Results:

  • Icon
    A GPU implementation of an iterative receiver for energy saving MIMO ID-BICM systems 
    Ramiro Sánchez, Carla; Simarro Haro, Mª de los Angeles; Martínez Zaldívar, Francisco José; Vidal Maciá, Antonio Manuel; Gonzalez, Alberto (Springer Verlag, 2014-11)
    Iterative detection and decoding in communication systems with multiple transmitter and receiver antennas suffer from a significant increase in the computational cost and energy consumption. Nowadays, application of specific ...
  • thumb
    ALGORITMOS PARALELOS PARA LA RESOLUCIÓN DE PROBLEMAS DE MÍNIMOS CUADRADOS BASADOS EN TRANSFORMACIONES ORTOGONALES SOBRE GPUs Y MULTIPROCESADORES 
    Ramiro Sánchez, Carla (Universitat Politècnica de València, 2011-07-26)
    La resolución de sistemas de ecuaciones lineales sobredeterminados es un problema que se presenta con frecuencia en la computación científica. Algunos ejemplos pueden encontrarse en campos como el procesado de señal, resolución ...
  • thumb
    An efficient GPU implementation of fixed-complexity sphere decoders for MIMO wireless systems 
    Roger Varea, Sandra; Ramiro Sánchez, Carla; González Salvador, Alberto; Almenar Terré, Vicenç; Vidal Maciá, Antonio Manuel (IOS Press, 2012)
    The use of many-core processors such as general purpose Graphic Processing Units (GPUs) has recently become attractive for the efficient implementation of signal processing algorithms for communication systems. This is due ...
  • Icon
    Fully Parallel GPU Implementation of a Fixed-Complexity Soft-Output MIMO Detector 
    Roger Varea, Sandra; Ramiro Sánchez, Carla; González Salvador, Alberto; Almenar Terré, Vicenç; Vidal Maciá, Antonio Manuel (Institute of Electrical and Electronics Engineers (IEEE), 2012-10)
    Multicore and graphic processing units (GPUs) can be combined to efficiently implement signal-processing algorithms for communication systems, due to their parallel processing capabilities. This paper proposes a fully ...
  • thumb
    MIMOPack: A High Performance Computing Library for MIMO Communication Systems 
    Ramiro Sánchez, Carla (Universitat Politècnica de València, 2015-07-30)
    [EN] Nowadays, several communication standards are emerging and evolving, searching higher transmission rates, reliability and coverage. This expansion is primarily driven by the continued increase in consumption of mobile ...
  • Icon
    MIMOPack: a high-performance computing library for MIMO communication systems 
    Ramiro Sánchez, Carla; Vidal Maciá, Antonio Manuel; Gonzalez, Alberto (Springer, 2015-02)
    This paper presents MIMOPack, a set of optimized functions to perform some of themost complex stages in multiple-input multiple-output (MIMO) communication systems such as channel coding, preprocessing, precoding and ...
  • thumb
    Multicore implementation of a fixed-complexity tree-search detector for MIMO communications 
    Ramiro Sánchez, Carla; Roger Varea, Sandra; Gonzalez, Alberto; Almenar Terré, Vicenç; Vidal Maciá, Antonio Manuel (Springer-Verlag, 2013)
    [EN] Multicore systems allow the efficient implementation of signal processing algorithms for communication systems due to their high parallel processing capabilities. In this paper, we present a high-throughput multicore ...
  • thumb
    Parallel Implementation Strategies for MIMO ID-BICM Systems 
    Simarro Haro, Mª de los Angeles; Ramiro Sánchez, Carla; Martínez Zaldívar, Francisco José; Vidal Maciá, Antonio Manuel; González Téllez, Alberto; Piñero Sipán, María Gemma; García Mollá, Víctor Manuel (2013)
    [EN] One of the current techniques proposed for multiple transmit and receive antennas wireless communication systems is the use of error control coding and iterative detection and decoding at the receiver. These sophisticated ...
  • thumb
    Parallel SUMIS Soft Detector for Large MIMO Systems on Multicore and GPU 
    Ramiro Sánchez, Carla; Simarro, M. Angeles; Gonzalez, Alberto; Vidal Maciá, Antonio Manuel (Springer-Verlag, 2019-03)
    [EN] The number of transmit and receiver antennas is an important factor that affects the performance and complexity of a MIMO system. A MIMO system with very large number of antennas is a promising candidate technology ...
  • thumb
    Parallel Two-Stage Least Squares algorithms for Simultaneous Equations Models on GPU 
    Ramiro Sánchez, Carla; López-Espín, José J.; Giménez, Domingo; Vidal, Antonio M. (Universitat Politècnica de València, 2012-03-06)
    Today it is usual to have computational systems formed by a multicore together with one or more GPUs. These systems are heterogeneous, due to the di erent types of memory in the GPUs and to the di erent speeds of computation ...
  • thumb
    The impact of GPU/Multicore in Signal Processing: a quantitative approach 
    García Mollá, Víctor Manuel; Gonzalez, Alberto; González García, Cristina Yenixe; Martínez Zaldívar, Francisco José; Ramiro Sánchez, Carla; Roger Varea, Sandra; Vidal Maciá, Antonio Manuel (Instittuto de Telecomunicaciones y Aplicaciones Multimedia (iTEAM), 2011)
    [EN] This paper presents a meaningful practical performance comparison between the last generation of Graphics Processing Units (GPUs) and the last generation multi-core CPUs when they are used to solve given Signal ...