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Intern: Nathalie Kaing Supervisor: Regina Bernhaupt Tutor: Marco Winckler. New forms of remote for the living room. Context. Interactive TV ( iTV ) : TV system allowing users more interaction than simply changing channels and sound iTV offers interactive services like : Teletext
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Intern: Nathalie Kaing Supervisor: Regina Bernhaupt Tutor: Marco Winckler New forms of remote for the living room
Context • Interactive TV (iTV) : TV system allowing users more interaction than simply changing channels and sound • iTV offers interactive services like : • Teletext • Timeshifting • EPG (Electronic Program Guide) • VOD (Video On Demand) • Vocomedia: interface of the interactive TV
Outline • Introduction • Presentation of the company • Project definition • State of the Art • Conception • Evaluation • Conclusion and perspectives
1.Introduction2.State of the Art 3.Conception 4.Evaluation 5.Conclusion and perspectives Presentation of the Company Ruwido • founded 1969 in Austria and located in Neumarkt
1.Introduction2.State of the Art 3.Conception 4.Evaluation 5.Conclusion and perspectives Presentation of the Company Ruwido • more than 30 years experience in remote controls • in 1975 the first infrared remote control was launched • MBO in 2003 of managing director Ferdinand Maier • 190 employees ( 20% in research & development ) • world class production system according to Kaizen ( Toyota production method …. ) • premium provider for applications in iTV / IPTV for premium brands in Europe • long term partner of leading european brands / operators
1.Introduction2.State of the Art 3.Conception 4.Evaluation 5.Conclusion and perspectives Project Definition • Recommendations to improve and extends the existing user interface for the ageing population • Deliverable is a final report including: • Answer to the scientific question: “How can the existing interactive TV solution be extended and improved to serve the ageing population • User and task analysis • Results of the usability test
1.Introduction2.State of the Art 3.Conception 4.Evaluation 5.Conclusion and perspectives Research Problems • No definition for target population: i.e. ageing users • What services and offers will best support the ageing population?
1.Introduction2.State of the Art 3.Conception 4.Evaluation 5.Conclusion and perspectives Activities Project Definition State of the Art User groups & Tasks modeling Low-fidelity Prototyping Analysis High-fidelity Prototyping Usability Test Analysis
1.Introduction2.State of the Art3.Conception 4.Evaluation 5.Conclusion and perspectivesPotential Ageing Effects • Vision • Perception of colors • Visual acuity • Hearing • Loose of high frequencies • Loose precision of vibration in the ears • Cognition • Short memory declines • Combination of perception and cognition • Aptitude • Experience and expertise • Attitude • Confidence level • Emotional state of mind
1.Introduction2.State of the Art3.Conception 4.Evaluation 5.Conclusion and perspectivesActivities of Ageing User Group • Leisure and hobbies • Social relationships • Creative activities • Information activities • Internet activities • Email • Communication • Local information • Interactive TV activities • Communication • Local information
1.Introduction2.State of the Art3.Conception 4.Evaluation 5.Conclusion and perspectives Accessibility • Web Guidelines • Holt (2000) • Coyne and Nielsen (2002) • Redish and Chisnell (2004) • Kurniawanand Zaphiris (2005)
1.Introduction2.State of the Art3.Conception 4.Evaluation 5.Conclusion and perspectives Existing Interactive TV System • MSN TV • Metz • Ocean Blue Software’s Nexus TV system
1.Introduction2.State of the Art3.Conception 4.Evaluation 5.Conclusion and perspectives Existing Interactive TV System • MSN TV • Surf on the Internet • Read e-mails • See digital photos
1.Introduction2.State of the Art3.Conception 4.Evaluation 5.Conclusion and perspectives Existing Interactive TV System • Metz • Integrated help menu • Teletext & EPG • Quick research information
1.Introduction2.State of the Art3.Conception 4.Evaluation 5.Conclusion and perspectives Existing Interactive TV System • Ocean Blue Software’s Nexus TV system • medical services • local services • home shopping • audio EPG and audio books download
1.Introduction 2.State of the Art 3.Conception 4.Evaluation 5.Conclusion and perspectives Vocomedia
1.Introduction 2.State of the Art 3.Conception 4.Evaluation 5.Conclusion and perspectives Test conducted in Toulouse • Main problems: • Language • Too many functionalities • Fingerprint • Positive points: • Navigation of the interface
1.Introduction 2.State of the Art 3.Conception 4.Evaluation 5.Conclusion and perspectives Accessibility review using guidelines • Kurniawan and Zaphiris web guidelines(2005) • Target design • Graphics • Navigation • Browser window features • Content layout design • Links • User cognitive design • Use of color and background • Text design • Search engine • User feedback and support
1.Introduction 2.State of the Art 3.Conception 4.Evaluation 5.Conclusion and perspectives Target User Group • 55 to 65 years old • Young retire and spend time in leisure • 66 to 75 years old • Age-related impairments
1.Introduction 2.State of the Art 3.Conception 4.Evaluation 5.Conclusion and perspectives Tasks Modeling • Services: • Social network • Local information • Accessibility • Personalization • Tutorial
1.Introduction 2.State of the Art 3.Conception 4.Evaluation 5.Conclusion and perspectives Low-fidelity Prototyping • Mock-up
1.Introduction 2.State of the Art 3.Conception 4.Evaluation 5.Conclusion and perspectives Prototyping low-fidelity • Paper prototypes
1.Introduction 2.State of the Art 3.Conception 4.Evaluation 5.Conclusion and perspectives High-fidelity Prototyping
1.Introduction 2.State of the Art 3.Conception 4.Evaluation 5.Conclusion and perspectives Usability Study • Test objectives : • H1- Vocomedia can be used by old people. • H2- Services designed enhance the usage of the system in general
1.Introduction 2.State of the Art 3.Conception 4.Evaluation 5.Conclusion and perspectivesUsablity Study • Description of the set up :
1.Introduction 2.State of the Art 3.Conception 4.Evaluation 5.Conclusion and perspectivesUsability Study • 2 participants and 2 participants for pre-test • Pre-interview • 3 tasks on actual Vocomedia interface and 3 services oriented tasks to be performed • Questionnaire SUS and Attrakdiff • Post-interview
1.Introduction 2.State of the Art 3.Conception 4.Evaluation 5.Conclusion and perspectivesUsability Study • Pre-interview : • No participants know what is iTV • 2 participants use EPG • 2 participants use internet • Standard Usability Scale (SUS) results: • SUS score: 86.2% • Minimum: 75% • Maximum: 97.5%
1.Introduction 2.State of the Art 3.Conception 4.Evaluation 5.Conclusion and perspectivesUsability Study • Attrakdiff results:
1.Introduction 2.State of the Art 3.Conception 4.Evaluation 5.Conclusion and perspectivesUsability Study • Post-interview : • Easy to use and easy to search • 2 participants said “font is a little small, I have to use my other glasses” • All participants find the navigation good • All participants said that “the remote is haptic and there is no many buttons” • Ideas on services: • Reserve a table to a restaurant • Navigation as Google Maps
1.Introduction 2.State of the Art 3.Conception 4.Evaluation 5.Conclusion and perspectivesConclusion • User-centered design: • Literature • Target user group and task modeling • Usability study • Overview of the usability of Vocomedia and collect ideas on services.
1.Introduction 2.State of the Art 3.Conception 4.Evaluation 5.Conclusion and perspectivesPerspectives • Usefulness of a tutorial • Expectation of the next senior generation
1.Introduction 2.State of the Art 3.Conception 4.Evaluation 5.Conclusion and perspectivesConclusion • Worked on different projects and see different forms of remote controls • Used material in the user experience laboratory and saw Production of remote controls • Learn another language and discover another culture