Interface Usability Of DTV And VOD Intention Based On User Experience

With the advance of television analog-digital conversion, DTV as a new entertainment media has been accepted by more and more people. However, the hardware upgrade did not change users' traditional viewing habits, how to guide the user to use VOD, to promote business development of DTV has become the breakthrough point of profits.The traditional study of DTV is more concerned about the change in business model or to discuss pricing strategies. Rarely directly from the end-user point of view to explore the factors that will affect their intention and this study is from the user's most direct experience sources - digital TV interface design, to analyze whether the interface usability will affect the user's intention.This article relies on national science and technology projects supported by the "Digital home interactive services model and system platform study" (Item No. 2007BAH13B05), made the following conclusions of research and corresponding.First: The experts, user interviews and a questionnaire survey in the form of a combination. This study refers to Venkatesh' paper published in Management Science on the use of Microsoft Usability Guidelines (MUG) to study the web site usability and user behavior and purchase intention. Through interviews to determine the existing problems of current interface, and re-define the context of the usability indicators for DTV interface, designed the questionnaire scales. We obtained the interface content, promotion, made-for-the-medium and emotion will affect the relationship between interactions and the intention to use. And the basic interactions will facilitate the wishes of the user on demand. We also collected the recommendations for improvement and expectations during the same time.Second: In order to tap the potential user needs, we select 10 inexperienced users and design an experiment to validate the research findings and made a reasonable explanation for the conclusions which is in contradiction with the previous studies. Derived task difficulty will affect the user perceived ease of use evaluation, provides a guideline for further studies.Third: To study the regulating role of the demand and analysis of several different types of users affected by the usability. It is useful for future client base division and provides a reference for customization.