1. Scratch-it

2. Agenda Customer needs Concept generation Concept selection

3. Customer Needs

4. Gather Information Questionnaires Version Chinese English Data Students (35) Assistant (14)

5. Results & Analysis_Device(1/2)

6. Results & Analysis_Device(2/2) E: Convenient to bring with: 9 P: Convenient to write : 14

7. Results & Analysis_Function(1/3)

8. Results & Analysis_Function(2/3) Portability 6.4 Input speed 5.9 Manageability 5.5 Input style (touch screen, pen-and- ink etc.) 4.1 Appearance 3.4 Manageability 5.5

9. Results & Analysis_Function(3/3)

10. Main Functions Required E: convenient (to bring with); but not convenient to write on or record P: convenient (to write ) ; but not convenient to bring with

11. Main Functions Required Usability Easy to bring with Easy to record (with a pen or something that is quite easy to bring with or even don`t use the pen) Function Daily schedule reminders Trivial matters in life and work Phone number Manage of the information Remind

12. Concept Generation

13. Concept 1 Recording device Uses voice as input Can record and playback information Fast and easy to use Attaches to anything

14. Concept 2 Writing device Attaches to finger Extends and retracts Simple to use

15. Concept 3 Writing surface Attaches to wrist Extends and retracts Simple to use Paper attaches to surface

16. Concept 4 Wearable like a fashion wristband various color selections Roll-able changing lines Paper part is replaceable. Paper part is able to peel out.

17. Concept Selection

18. Final Product Solved product idea problem users could not know when it would be useful Much like a fashion item users can wear naturally various color Roll-able users can write down even long sentences Price range is very low

19. Product Architecture Functional structure.

20. Product Architecture Product structure.

21. Further work Requirements analysis Prototype design Evaluation

22. Q & A