1. Large Displays in the Home Nicole Arksey UBC March 29, 2007

2. Outline Motivation Design of shared large screens  Study 1: Shared real-estate  Study 2: Small & large screens Family Blog Conclusion

3. Motivation Screens are becoming larger & cheaper in the home

4. Motivation cont'd Enables family members to do utilize the screen for different tasks  Check sport scores, email  Look at family pictures  Get notifications for different family members.... Do people want to use the large screen in parallel? Is this distracting to others? How are people going to interact w/ the screen? Would people prefer to use a personal screen than the shared screen or a combination of both?

5. Study 1: Shared screen real-estate Goal: understand users perception of sharing large screen display  How screen real-estate is managed?  How can we denote what users can control?  How do users ensure that individual activities do not intrude on others? Users completed parallel tasks on large display while watching TV show

6. Study 1: Shared screen real-estate Key Learnings  Relationship between physical location and screen real-estate including user strategies for conflict avoidance  Ownership, control and need for clear affordances when sharing screen objects.  Sizing and layout policies and the tension between automatic policies and user control  Mouse is not useful interaction device in home for display

7. Study 2: Small & Large Screens Goal: understand the use of small personal screens along with large displays  Are some tasks more effective on the large display or the small display?  Do users hav a preference?  What about personal vs collaborative tasks ?  Are users comfortable using cell phone as interaction device?

8. Study 2: Small & Large Screens ccc Users completed parallel & collaboration tasks on large & personal display

9. Study 2: Small & Large Screens Key Learnings  User preference for tasks that operate on either personal or shared display but doesn't switch between both  Users preference for large display for collaborative tasks  Use of personal device for controlling large screen applications.  Users comfortable with others completing personal tasks on personal display

10. Family Blog Utilize learnings from large screen studies to design collaborative family blog application Family Blog Application Create media on phone Share media with family on large display Create and publish shared story on large display

11. Family Blog

12. Learnings from previous studies: Individual areas Color to indicate control & ownership Individual cursors Automatic layout policies Relative location Large display utilized for collaboration

13. Conclusion Completed 2 users studies investigation different aspects of large screens in the home:  Shared screen real-estate  Small and large screens Designed Family Blog application which embodies lessons learned from studies Family Blog next steps...  Validate design with user study  Working on adding gesture support with phones