The development of digital television in Colombia has grown in last year’s, specially the digital terrestrial television (DTT), which is an essential part to the projects of National Minister of ICT, thanks to the big distribution and use of the television network and Internet in the country. This article explains how joining different technologies like social networks, information adaptation a...

This paper explores the rationales that people with specific educational roles thought should underpin educational ICT use. It provides a brief overview of the dICTatEd project followed by a summary of the analysis of over 2,000 responses to the project’s web-based questionnaire. Respondents were asked to rate and rank the relative importance they ascribed to each of 19 rationales. Analysis ind...

Currently, the number of non-PC devices used for interactive applications is increasing. Digital television set-top boxes, PDAs, and mobile phones are typical examples. Interactive applications are controlled via a Graphical User Interface (GUI). Consequently, a GUI framework is required. The objective is a unified GUI framework for all these new devices. Since one of the new devices is digital...

Webcasts can adopt techniques developed by television to obtain higher quality. Television production techniques, however, cannot be integrated into webcast production without considering the fundamental di erences in the underlying infrastructure. We have developed a general webcast production model composed of three stages (i.e., sources, broadcast, and transmission) to address these di erenc...

The aim of the article is to identify the main interlocutors and areas of definition of the notion of television quality. The notion of quality as applied to television enables us to introduce a significant range of nuances that contribute to the debate on the aims and purposes of public television. Special emphasis is placed on the development undergone by the diversity factor as synonymous wi...

The digital television development is one of the most important events in the history of television broadcasting. This paper highlights the user interface issue in digital television environment. We will not discuss the usability of user interface design, but rather the implementation of user interface for interactive television services. The background of Multimedia Home Platform (MHP) and App...