Title Page
Executive Summary
Contents
1. Introduction 8
1.1. Background 9
1.2. Market Research 10
1.3. Research Question 11
2. Method & Design Process 13
2.1. Understanding Target User 14
2.2. Persona & Concept Generation 20
2.3. Design Development 30
2.4. User Evaluation 37
3. Result 42
3.1. Design Process Summary 43
3.2. Output 44
3.3. Refinement 48
4. Discussion 50
5. Conclusion 53
5.1. Conclusion 53
5.2. Design Implication & Limitation 55
References 56
Appendices 59
Appendix 1. Average Behavior Tendency (graph) 59
Appendix 2. Behavior Tendency Scenario - Weekdays 60
Appendix 3. Behavior Tendency Scenario - Weekend 62
Appendix 4. User Evaluation - Instruction paper 64
Appendix 5. Drawing 65
Executive Summary in Korean 66
Table 1. Findings in Social Media Platform 17
Table 2. Interview Questions 18
Table 3. Persona Scenario 23
Table 4. User Evaluation Results – Participants' Thought 41
Figure 1. Mobility Assistive Devices 10
Figure 2. Type of Manual Wheelchair 11
Figure 3. Persona 20
Figure 4. Scenario Example 22
Figure 5. Scenario Analysis - Pain point 25
Figure 6. Scenario Analysis - Need 26
Figure 7. Scenario Analysis - Wish 27
Figure 8. Scenario Analysis Keywords 28
Figure 9. Keywords Rearrangement 29
Figure 10. Design Concept 30
Figure 11. Primary Ideation 1,2 31
Figure 12. Primary Ideation 3,4 31
Figure 13. Anthropometric Dimensions for Sitting Posture 32
Figure 14. Side Sketches 32
Figure 15. Developed Sketches 33
Figure 16. Sketches with added Steering System 33
Figure 17. Steering System A(joystick type), B(seat switch type) 34
Figure 18. Final Sketches 35
Figure 19. Primary 3D Data 35
Figure 20. Primary 3D Data - Sitting Posture 36
Figure 21. Secondary 3D Data 36
Figure 22. Secondary 3D Data - 4 views & Sitting Posture 37
Figure 23. Test Sequence 38
Figure 24. Test Area & Preparation 38
Figure 25. Semi-working Mock-up (1:1 scale) 39
Figure 26. Mock-up Process 39
Figure 27. User Evaluation - Test Images 40
Figure 28. User Evaluation Results - Sitting Posture 40
Figure 29. Final Design 45
Figure 30. Final Design - Lighting interaction 45
Figure 31. Final Design - Buttons 46
Figure 32. Final Design - Hand-swept switch & Ambient light 46
Figure 33. Final Design - How it rotates 47
Figure 34. Final Design - Use Scene 47
Figure 35. Final Design - Visual Mock-up 48
Figure 36. Final Design - Refinement 49