Exploració per autor "Lagunas Hernandez, Miguel A."
Ara es mostren els items 21-40 de 184
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An alternative approach to implement a recursive interpolation
Lagunas Hernandez, Miguel A.; Mariño Acebal, José Bernardo; Nadeu Camprubí, Climent; Figueiras Vidal, Aníbal R. (Institute of Electrical and Electronics Engineers (IEEE), 1981)
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An improved maximum likelihood method for power spectral density estimation
Lagunas Hernandez, Miguel A.; Gasull Llampallas, Antoni (1984-02)
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Analysis of information and power transfer in wireless communications
Caspers, Erick; Ho Yeung, Sai; Sarkar, Tapan K.; Garcia-Lamperez, Alejandro; Salazr, Magdalena; Lagunas Hernandez, Miguel A.; Pérez Neira, Ana Isabel (2013-06)
Article
Accés restringit per política de l'editorialAn analysis of wireless information compared to power transfer over the same channel, consisting of a transmitting and receiving antenna system, is discussed. This frequency-selective additive-white-Gaussian-noise channel ... -
Aplicación del algoritmo de Kalman al estudio de la ritmicidad ultradiana en el comportamiento expontáneo de sujetos humanos aislados
Carol Vilanova, Antonio; Gasull Llampallas, Antoni; Lagunas Hernandez, Miguel A. (E.T.S.I.I.T, 1981)
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Accés obertEste trabajo explora la posible existencia de ritmos ultradianos (período comprendido entre 30 minutos y 20 horas) en el comportamiento espontáneo vigil del hombre, analizando espectralmente las señales con el filtra ... -
Aplicación del muestreo enfatizado a la evaluación de transmisiones digitales
Figueiras Vidal, Aníbal R.; Mariño Acebal, José Bernardo; Lagunas Hernandez, Miguel A.; García Gómez, Ramón (1980)
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Accés obertThe Importance Sampling Technique is a method for reducing the computational effort in Montecarlo simulations for obtaining the relative frequency of an event having a very low probability. While this method is well known ... -
ARMA model maximum entropy power spectral estimation
Lagunas Hernandez, Miguel A.; Santamaría Pérez, María Eugenia; Figueiras Vidal, Aníbal R. (1984-10)
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Array covariance error measurement in adaptive parameter estimation
Pérez Neira, Ana Isabel; Lagunas Hernandez, Miguel A. (. WORKSHOP ON ADAPTIVE ALGORITHMS IN COMMUNICATIONS, 1992)
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Accés obertThe small error approximation is used to derive a linear relationship between the source parameters (i.e. power levels and directions of arrival) and a measurement of the covariance error matrix, defined as the difference ... -
Array covariance error measurement in adaptive source estimation
Pérez Neira, Ana Isabel; Lagunas Hernandez, Miguel A. (1994)
Text en actes de congrés
Accés obertThe small error approximation is used to derive a linear relationship between the source parameters (i.e. power levels and directions of arrival) and a measurement of the covariance error matrix, defined as the difference ... -
Array covariance error measurement in adaptive source parameter estimation
Pérez Neira, Ana Isabel; Lagunas Hernandez, Miguel A. (1992)
Text en actes de congrés
Accés obertThe small error approximation is used to derive a linear relationship between the source parameters (i.e. power levels and directions of arrival) and a measurement of the covariance error matrix, defined as the difference ... -
Autonomous design for the MISO interference channel
Pérez Neira, Ana Isabel; Lagunas Hernandez, Miguel A.; Vázquez, Miguel Ángel (2011)
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Accés restringit per política de l'editorialThis paper investigates the power control and beamforming design in the MISO-IC (Multiple Input Single Output-Interference Channel) when constraints are placed at the receivers’ input power. In this way regulatory ... -
Blind beamforming for DS-CDMA systems
Pérez Palomar, Daniel; Lagunas Hernandez, Miguel A. (Servicio de Publicaciones Universidad de Vigo, 1999)
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Accés obertCode Division Multiple Access (CDMA) has been proposed as an efficient access method for cellular and personal communication systems outperforming the classical FDMA and TDMA techniques. But, in contrast to them, CDMA ... -
Blind wideband source separation
Nájar Martón, Montserrat; Lagunas Hernandez, Miguel A.; Bonet, I (1994)
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Accés obertThis paper deals with the general problem of separating two independent wideband sources when they are mixed by unknown filters. In order to solve this problem, a backward framework is proposed which is composed of two ... -
Candidate spectral estimation for cognitive radio
Rojas, Miguel A.; Lagunas Hernandez, Miguel A.; Pérez Neira, Ana Isabel (2007)
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Accés obertIntroducing a different view point of traditional filter bank approach for spectral estimation it is derived a spectral estimation method able to detect a given spectral shape forming part or contributing to a given data ... -
Capacity results on frequency-selective Rayleigh MIMO channels
Pérez Palomar, Daniel; Lagunas Hernandez, Miguel A.; Rodríguez Fonollosa, Javier (European Commission, 2000)
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Cellular internet service: advanced front-end for FDSS
Pérez Neira, Ana Isabel; Lagunas Hernandez, Miguel A. (1999)
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Cepstrum constraints in ME spectral estimation
Lagunas Hernandez, Miguel A. (Institute of Electrical and Electronics Engineers (IEEE), 1983)
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Accés obertCurrent trends in spectral estimation techniques follow basicaly two guidelines; by introducing modifications in the objctive function to be minimized or, keeping the objetive, by modifying the set of constraints in the ... -
CMA algoritmos de módulo constante en ecualización adaptativa
Cabrera-Bean, Margarita; Lagunas Hernandez, Miguel A. (Consejo Superior de Investigaciones Científicas (CSIC), 1986)
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Accés obertAn adaptative digital filtering algorithm that can compensate for both frequency-selective multipath and interference on constant envelope modulated signals is presented. The reported algorithm adapts the coefficients of ... -
Comments on and extensions of wolf's signal-to-channel noise formulas for delta-modulated systems
Figueiras Vidal, Aníbal R.; Mariño Acebal, José Bernardo; Lagunas Hernandez, Miguel A. (1980-01)
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Confidential communication in downlink beamforming
Vázquez, Miguel Ángel; Pérez Neira, Ana Isabel; Lagunas Hernandez, Miguel A. (2012)
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Accés restringit per política de l'editorialThis paper deals with the problem of secure transmission in downlinkbeamforming. In this scenario, a base station, which usually serves information to an amount of users, wants to transmit a confidential message to one ... -
Conformación de haz con referencia de espectro ensanchado
Lagunas Hernandez, Miguel A. (1993)
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Accés obertThe multipath propagation is a problem in many communication systems. The adaptive array beamforming is able to reject the interferences when they are decorrelated with the source of information. Therefore, this kind of ...