Mostrando ítems 21-30 de 78
Galal Mahmoud Ibrahim, Akram (Fecha de defensa: 2022-10-10)
(English) A nano-network is a communication network at the nano-scale between nano-devices. Nanodevices face certain challenges in functionalities, because of limitations in their processing capabilities ...
Reñé Vicente, Sergi (Fecha de defensa: 2015-06-26)
Intelligent Transportation Systems (ITS) has impulsed the vehicular communications at the present time. The vehicular communications field is a hot research topic and is attracting a great interest in ...
Betzler, August (Fecha de defensa: 2015-07-07)
Over the last decades, wireless technologies have become an important part of our daily lives. A plentitude of new types of networks based on wireless technologies have emerged, often replacing wired ...
Oller i Bosch, Joaquim (Fecha de defensa: 2015-03-06)
During the recent years, the research related to Wake-up Radio (WuR) systems has gained noticeable interest. In WuR systems, a node initiating a communication first sends a Wake-up Call (WuC) by means ...
Temesgene, Dagnachew Azene (Fecha de defensa: 2020-07-21)
Due to the rapid growth of mobile data traffic, future mobile networks are expected to support at least 1000 times more capacity than 4G systems. This trend leads to an increasing energy demand from ...
Ciurana Adell, Marc (Fecha de defensa: 2010-07-15)
Location techniques that satisfy the requirements of advanced Location-Based Services (LBS) in environments where GPS fails are needed, therefore accurate indoor positioning is becoming increasingly ...
Trinh, Hoang Duy (Fecha de defensa: 2020-06-10)
This thesis collects the research works I pursued as Ph.D. candidate at the Universitat Politecnica de Catalunya (UPC). Most of the work has been accomplished at the Mobile Network Department Centre ...
Ferragut Martínez-Vara de Rey, Jaime (Fecha de defensa: 2014-07-29)
The growth in user demand for higher mobile data rates is driving Mobile Network Operators (MNOs) and network infrastructure vendors towards the adoption of innovative solutions in areas that span from ...
Sebé Feixas, Francesc (Fecha de defensa: 2003-02-07)
Aquesta tesi tracta la protecció de dades quan aquestes han de ser lliurades a usuaris en qui no es té absoluta confiança. En aquesta situació, les dades s'han de protegir de manera que segueixin essent ...
Camps Mur, Daniel (Fecha de defensa: 2012-01-19)
The Wi-Fi technology has been in the recent years fostering the proliferation of attractive mobile computing devices with broadband capabilities. Current Wi-Fi radios though severely impact the battery ...