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Table of Contents
Introduction.....................................................................................................4 Heuristic Evaluation .......................................................................................5 1. Visibility of System Status.........................................................................6 2. Match between System and the Real World.............................................6 3. User Control and Freedom .......................................................................7 4. Consistency and Standards ......................................................................7 5. Error Prevention........................................................................................8 6. Recognition Rather Than Recall ...............................................................8 7. Flexibility and Efficiency of Use ................................................................9 8. Aesthetic and Minimalist Design ...............................................................9 10. Help and Documentation ......................................................................10 Drawing Redesign Requirements ...............................................................11 Specific Redesign Requirements................................................................11 Prototype.......................................................................................................14 Low Fidelity Prototyping..............................................................................14 Figure 7 Prototype Development ...............................................................15 High Fidelity Prototyping .............................................................................15 Cooperative Evaluation of the Prototype ...................................................18 Preparation of Tasks...................................................................................18 Recruitment of Users ..................................................................................18 Setting up the Testing Environment............................................................20 Evaluation Results based on Task List ......................................................20 Task 1 – Basic Functions ........................................................................21 Task 2 – Enter and Exit the Menu ...........................................................21 Task 3 – Change the Format...................................................................21 Task 4 – Change the Source...................................................................22 Task 5 – Check the Time and Channel Number .....................................22 Task 6 – Switch from TV to PS3 or Laptop .............................................23 2