Exploració per autor "Valle Alarcón, Rafael"
Ara es mostren els items 6-8 de 8
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Hf modem with multilevel parallel transmission using coding and rice
Valle Alarcón, Rafael; Delgado Penin, José Antonio (1989-12)
Article
Accés restringit per política de l'editorialWe present a parallel modem for 2400 b.p.s. data transmission over high-frequency (h.f.) ionospheric channels. Time-redundancy (convolutional coding) and frequency diversity (parallel transmission with pre-encoding) are ... -
Monitoring of a virtual infrastructure testbed
Magana, Edgar; Astorga Rivera, José Antonio; Serrat Fernández, Juan; Valle Alarcón, Rafael (IEEE Press. Institute of Electrical and Electronics Engineers, 2009-11-11)
Text en actes de congrés
Accés obertThis paper presents a SNMP-based Monitoring Agents for Multi-Constrain Resource Scheduling in Grids (SBLOMARS) as an effective solution for resource usage monitoring in virtual network environments. SBLOMARS is different ... -
Transmission systems engineering teaching-a computer-aid approach
Delgado Penin, José Antonio; Serrat Fernández, Juan; Valle Alarcón, Rafael (1989)
Text en actes de congrés
Accés obertThe authors discuss a training methodology in telecommunications transmission systems engineering based on a computer-aid approach. They begin with a justification of the uses of digital simulation and highlight its ...