Ara es mostren els items 41-60 de 82

    • Fractal-shaped antennas and their application to GSM 900/1800 

      Puente Baliarda, Carles; Anguera Pros, Jaume; Romeu Robert, Jordi; Borja, C.; Navarro, Mónica; Soler, Jordi (2001)
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    • Ground plane boosters to provide multi-band operation in wireless handheld devices 

      Andújar, A.; Anguera Pros, Jaume; Puente Baliarda, Carles (2011)
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      Recent demand for multifunctional wireless devices has increased the challenge for the antenna designe rs, who has to address it by providing small antennas able to oper ate in multiple communication standards. This ...
    • Handset antenna array to mitigate the finger loading effect 

      Anguera Pros, Jaume; Andújar Linares, Aurora; Cobo, Yolanda; Picher, C.; Puente Baliarda, Carles (2011)
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      The effect of the human hand over the electromagnetic behavior of handset antennas is an important aspect that should be taken into account. In this r egard, the finger loading is a critical issue since it may det une ...
    • Handset antenna design for FM reception 

      Anguera Pros, Jaume; Aguilar, David; Vergés, Jordi; Ribó, Miquel; Puente Baliarda, Carles (IEEE, 2008)
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      A passive internal handset antenna for FM reception is presented. Several prototypes have been simulated and tested showing the interesting potential of this solution to eliminate the long cable 1 meter length used at the ...
    • How much can be reduced the internal FM antenna of mobiles phones? 

      Borja, C.; Anguera Pros, Jaume; Puente Baliarda, Carles; Vergés, Jordi (Institute of Electrical and Electronics Engineers (IEEE), 2010)
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      The paper introduces both a new internal FM antenna for mobile phones based on the fractal Hilbert curve, and a new evaluation criterion for quantifying the quality of the signal received by the FM antenna of mobile phones. ...
    • Impact of the antenna technology and the antenna parameters on the performance of MIMO systems 

      Borja, C.; Algans, Albert; Royo, Marc; Anguera Pros, Jaume; Puente Baliarda, Carles (Institute of Electrical and Electronics Engineers (IEEE), 2003)
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    • Influence of handset components into the behavior of a handset antenna in a slotted ground plane 

      Bujalance Jurado, Adrián; Picher, Cristina; Anguera Pros, Jaume; Andújar Linares, Aurora; Puente Baliarda, Carles (2013-08)
      Article
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      The influence of handset components needs to be analyced in order to optimize the integration of the antenna into a handset device.
    • Iterative network model to predict the behaviour of a Sierpinski fractal network [antennas] 

      Borja Borau, Carmen; Puente Baliarda, Carles; Median, Miguel Angel (Institution of Electrical Engineers, 1998-07)
      Article
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      A simple, fast, numerical model to predict the input parameters of a network with the topology of the Sierpinski gasket fractal shape, is introduced. The usefulness of the model is shown through comparison with experimental ...
    • Iterative network models to predict the performance of Sierpinski fractal antennas and networks 

      Borja, C.; Puente Baliarda, Carles (Institute of Electrical and Electronics Engineers (IEEE), 1999)
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      Two simple, fast numerical models to predict the input parameters of antennas and networks whose topologies are that of the Sierpinski gasket and carpet fractal shape, are introduced. These models are based on the same ...
    • Metallized foams for fractal-shaped microstip antennas 

      Anguera, Jaume; Daniel, Jean Pierre; Borja, C.; Mumbru, Josep; Puente Baliarda, Carles; Leduc, T.; Laeveren, Nancy; Van Roy, P (2008-12)
      Article
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      An antenna manufacturing process using metallized foams is presented. A microstrip-patch antenna, inspired by the Koch island geometry, embedded in a rectangular cavity is built and tested. All the metallic parts of the ...
    • Microstrip fractal-shaped antennas: a review 

      Anguera Pros, Jaume; Borja, C.; Puente Baliarda, Carles (Institute of Electrical and Electronics Engineers (IEEE), 2007)
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      A review of electromagnetic features of microstrip antennas using fractal geometries is presented divided in four main areas: multi-frequency antennas, combination of multi- frequency with broadband techniques, high-directivity ...
    • Miniature monopole antenna based on the fractal Hilbert curve 

      Anguera Pros, Jaume; Puente Baliarda, Carles; Soler, Jordi (Institute of Electrical and Electronics Engineers (IEEE), 2002)
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      A novel miniature antenna based on the fractal Hilbert geometry is presented. As the fractal iteration increases, the antenna becomes electrically smaller at a higher rate than any other fractal geometry presented up to ...
    • Miniature Wideband stacked microstrip patch antenna based on the sierpinski fractal geometry 

      Romeu Robert, Jordi; Anguera Pros, Jaume; Puente Baliarda, Carles; Borja Borau, Carmen (Institute of Electrical and Electronics Engineers (IEEE), 2000)
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      The main interest in the design of a miniature microstrip patch antenna (MPA) is its small size in conjunction with the well-known advantages of a MPA (cost, profile, weight). However there is a big constraint on the ...
    • Mitigation of the finger loading effect in handset antennas 

      Anguera Pros, Jaume; Andujar, Aurora; Camps, Albert; Puente Baliarda, Carles; Picher, Cristina (Institute of Electrical and Electronics Engineers (IEEE), 2010)
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      The effect of the human body over the radiation of handset antennas is a critical issue that have to be considered to ensure a good handset antenna performance. Among the human body effect, the finger is of particular ...
    • Mod-P Sierpinski fractal multiband antenna 

      Soler, Jordi; Romeu Robert, Jordi; Puente Baliarda, Carles (Institute of Electronics, Information and Communications Engineers (IEICE), 2013)
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      Multiband antennas have an important role in the incoming telecommunication systems. A new set of multiband antennas based on fractal geometry, referred as mod-p Sierpinski gaskets is presented. These novel designs ...
    • Modelo sencillo para el estudio de los parámetros de entrada de una antena fractal de Sierpinski 

      Borja Borau, Carmen; Puente Baliarda, Carles; Medina Sierra, Agustín; Romeu Robert, Jordi; Pous Andrés, Rafael (1997)
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    • Modificación de la antena de Sierpinski para el ajuste de las bandas operativas 

      Navarro Bernal, Manuel; Puente Baliarda, Carles; Bartolomé, R; Romeu Robert, Jordi; Pous Andrés, Rafael (1997)
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    • Multi-band handset antenna combining a PIFA, solts, and ground plane modes 

      Cabedo, Arnau; Anguera, Jaume; Picher, C.; Ribó, Miquel; Puente Baliarda, Carles (2009)
      Article
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      A multiband handset antenna combining a PIFA and multiple slots on a ground plane is presented. It is shown by means of simulations that the slots on the ground plane have a double function: to tune the ground plane resonance ...
    • Multiband handset antenna behaviour by combining pifa and a slot radiators 

      Anguera Pros, Jaume; Sanz, Ivan; Mumbrú, Josep; Puente Baliarda, Carles (Institute of Electrical and Electronics Engineers (IEEE), 2007)
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      A technique for the handset antenna field combining a PIFA and a slot in presented. The antenna concept features a small footprint and multi-band operation which is required for the new generation of thin profile handset phones.
    • Multiband handset antenna with a parallel excitation of PIFA and slot radiators 

      Anguera, Jaume; Sanz, Ivan; Mumbru, Josep; Puente Baliarda, Carles (2010-02)
      Article
      Accés obert
      A handset antenna technique combining a parallel excitation of a PIFA and a slot is presented. The number of frequency bands is given by the sum of bands given per each radiator which can be controlled independently. ...