In this paper we consider signal and image reconstruction problems, and present two Java applets that can be used as teaching tools or as a means of comparing and assessing specific signal and image reconstruction algorithms. The applets have user-friendly…

The increasing social dependency in data communication networks maintains a continuous investment on even more efficient technological solutions. The optimisation of some characteristics such as reliability, transmission speed, service integration, security and extensibility constitutes issues for further development. (...)Keywords: network management;…

In this paper we present a System for the Automatic Generation of Design Tools, for a wide variety of Modelling Techniques (MT's), such as Dataflow Diagrams (DFD's), State Transition Diagrams (STD's), Activity Diagrams (AD's) or Entity Relationship Diagrams (ER's).This System, also called VC System,…

This paper presents an Automated Phone Attendance System, named SATA-SDUA (Automated Phone Attendance System of the Aveiro University Documentation Services), capable to supply, by telephone, some of the functionalities supplied by the SDUA WWW Server.Otherwise, it disposes an Administration Interface,…

This paper describes the Home Networks Project integrated on a final project for a degree in engineering and inserts itself in the wider project “Casa do Futuro”.The first part shows the current approaches/technologies todistribute data within the home. Only binary…