The necessity for better radios with increased flexibility,easier design and verification led a paradigm shift infavour of the Software-Defined Radio (SDR). On the otherhand, the SDR implementation of Next Generation WirelessNetworks (NGWN) will require significantly higher power efficiency than current processors can provide.In this paper, we present a baseband processing architecturedesigned to shorten the ga...
Dissertação de mestrado em Património e Turismo Cultural ; Onde a terra acaba e o mar começa, local de fronteira onde a água e a terra se encontram, espaço de conquista, mas também de resistência que marca os traços sociais e as feições culturais da população que se instalou e aprendeu a viver em simbiose com a terra e o mar. A Póvoa de Varzim, à semelhança de outros aglomerados, radica a sua origem nas proxim...
The use of learning management systems (LMS) has grown considerably in universities around the world. The University of Minho (UM) has pioneered in this area in Portugal, adopting Blackboard as its official LMS. Moodle is also used in UM in scattered initiatives, allowing for interesting comparisons. Previous studies comparing Blackboard and Moodle have been confined to limited samples and focused on students’ ...
Esta pesquisa visou avaliar linhagens experimentais de soja, com a finalidade de identificar genótipos que reúnam características de alta produtividade e tolerância a insetos. O material foi composto por três populações obtidas de um dialelo parcial 4 x 4 envolvendo quatro genitores tolerantes a insetos e quatro cultivares de elevada produtividade. Foram conduzidos 24 experimentos no delineamento aleatório, em ...
The present work aims for knowing the processes of closure the cinemas in the city of Ponta Grossa (PR), relating to its social history context, in a period extending from the end of the 80s, when it initiated the process of closure, until the beginning of the year 2000, when it opened the first rooms of movie exhibition located in a shopping mall. The very first hypothesis raised in this research was that the ...
A flocculent Saccharomyces cerevisiae strain was engineered to stably secrete Aspergillus niger β-galactosidase in a continuous high-cell-density bioreactor. The δ-sequences from the yeast retrotransposon Ty1 were used as target sites for the integration of the β-galactosidase expression cassette. High-copy-number transformants were successfully obtained using the δ-integration system together with the dominant...
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