Mostrando ítems 1-10 de 698
Brandano, Davide (Fecha de defensa: 2012-03-09)
Increasing memory capacity in mobile devices, is driving the need of high-data rates equipment. The 7 GHz band around 60 GHz provides the opportunity for multi-gigabit/sec wireless communication. It is ...
Vilaplana Besler, Verónica (Fecha de defensa: 2010-12-17)
One of the central problems in computer vision is the automatic recognition of object classes. In particular, the detection of the class of human faces is a problem that generates special interest due ...
Sánchez López, Sergio (Fecha de defensa: 2003-10-07)
Las redes de transporte se mueven hacia un modelo de redes formadas por routers IP/MPLS (Internet Protocol/Multiprotocol Laebel Switching) de altas prestaciones interconectadas a través redes troncales ...
Silva Pereira, Silvana (Fecha de defensa: 2012-01-26)
Wireless sensor networks are developed to monitor areas of interest with the purpose of estimating physical parameters or/and detecting emergency events in a variety of military and civil applications. ...
López Martinez, Carlos (Fecha de defensa: 2003-06-02)
Los Radares de Apertura Sintética, o sistemas SAR, representan el mejorejemplo de sistemas activos de teledetección por microondas. Debido a su naturaleza coherente, un sistema SAR es capaz de adquirir ...
Adabi Firouzjaee, Mohammad Ebrahim (Fecha de defensa: 2018-01-25)
The solid state transformer (SST) is seen as a proper replacement of the conventional iron-and-copper transformer in the future smart grid . The SST offers several benefits (e.g. enhanced power quality ...
Moreno Font, Vanessa (Fecha de defensa: 2009-11-09)
Els convertidors commutats de potència són solucions apropiades per subministrar energia a dispositius electrònics per la seva elevada eficiència i reduït cost. El seu ús extensiu en les últimes dècades ...
Ivorra Cano, Antoni (Fecha de defensa: 2005-02-28)
Aquesta tesi es centra en el desenvolupament i l'ús d'una sonda miniaturitzada de silici per a la mesura de la impedància elèctrica de teixits vius tous. El propòsit d'aquestes mesures d'impedància és ...
Carrizo, Carlos E. (Fecha de defensa: 2019-09-20)
Massive amounts of information are created daily in commercial fields like earth observation, that must be downloaded to earth ground stations in the short time of a satellite pass. Today, much of the ...
Palma Lázgare, Israel Romualdo (Fecha de defensa: 2011-10-24)
New and future telecommunication networks are and will be broadband type. The existing terrestrial and space radio communication infrastructures might be supplemented by new wireless networks that make ...