Mostrando ítems 111-120 de 349
Querol Borràs, Jorge (Fecha de defensa: 2018-11-09)
Radio-Frequency Interference (RFI) signals are undesired signals that degrade or disrupt the performance of a wireless receiver. RFI signals can be troublesome for any receiver, but they are especially ...
Joroughi, Vahid (Fecha de defensa: 2015-12-02)
Satellite communication will play a central role towards fulfilling next generation 5G communication requirements. As a matter of fact, anytime-anywhere connectivity cannot be conceived without the ...
Acampora, Alessandro (Fecha de defensa: 2013-07-30)
It is widely believed that many drawbacks in today's wireless communication paradigm might be relieved by enabling high carrier frequency transmission, and endowing both the network and the user equipment ...
Díaz Tapia, Edgar (Fecha de defensa: 2013-10-28)
The advances in the communications systems has brought new requirements and challenges in terms of compactness and efficient systems that looking for increase the signal coverage area. The reconfigurable ...
Bartolomé Calvo, Diego (Fecha de defensa: 2005-01-12)
Aquesta tesi es dedica a l'anàlisi de la justícia a la capa física en entorns de comunicacions amb múltiples antenes i diversos usuaris, cosa que implica un nou punt de vista sobre problemas tradicionals. ...
Gregoratti, David (Fecha de defensa: 2010-06-22)
En la última década, la cooperación entre usuarios ha generado un gran interés por la posibilidad de mejorar la velocidad de transmisión en las redes de comunicaciones inalámbricas. El objetivo es formar ...
Pascual Biosca, Daniel (Fecha de defensa: 2020-12-21)
GNSS reflectometry (GNSS-R) is a set of techniques that uses the reflected GNSS signals over the Earth’s surface as opportunity signals for remote sensing applications. In 1993, the European Space Agency ...
Poveda López, Alberto (Fecha de defensa: 1988-04-25)
Se desarrolla un tratamiento unificado para la síntesis y la modelación de este tipo de reguladores que facilita y sistematiza el diseño de los mismos. Su síntesis permite explicar la existencia de ...
Mijumbi, Rashid (Fecha de defensa: 2014-11-06)
Network virtualisation is a promising technique for dealing with the resistance of the Internet to architectural changes, enabling a novel business model in which infrastructure management is decoupled ...
Arribas Lázaro, Javier (Fecha de defensa: 2012-06-28)
This Dissertation addresses the signal acquisition problem using antenna arrays in the general framework of Global Navigation Satellite Systems (GNSS) receivers. The term GNSS classi es those navigation ...