1. Telephone Access February 24th, 2006 Client: Veronica Heide
Advisor: Paul Thompson
Team Members:
Bryan Fondrie
Ashley Huth
Jon Sass
David Schurter

2. Outline Problem Statement Background Motivation Design Requirements
Proposed Designs
Design Matrix
Future Work

3. Problem Statement
Design a system that allows a mobility , visually, and aurally impaired person initiate and receive phone calls.

4. Background
Client is visually, hearing, and mobility impaired, however, she is very mentally aware.
The phone is the client’s main source of contact with friends and family.
Client is unable to initiate phone calls.
Currently needs assistance to place calls.

5. Design Constraints Hearing aid cannot be interfered with
Patient suffers from tunnel-vision
Font constraints
Physical condition similar to that of a multiple-sclerosis patient
Patient is capable of using television remote
Patient is unable to speak in a commanding voice

6. Previous Work
Wireless headset
Voice-activation
Cordless phone

7. Proposed Designs All designs follow basic flow
Draw on same database of contacts
Input
Display
Phone

8. Basic Design
Create phonebook program using Visual Basic, which will serves as an intermediate
Program will access database of phone numbers
Calls will be placed through modem
Program will be connected to current speakerphone

9. Display Subcategories Lists Confirmation screen Font Color
Alphabetical
Groups
Lists
Confirmation screen
Font Color
Background Color
Font Size

10. Inputs Simple Button Input Up and Down Buttons Back/Reverse Button
Enter/Confirm Button
Pros
Minimal amount of buttons
Simple to operate
Cons
Needs to be integrated into new program

11. Inputs Joystick Control
Joystick similar to that of electric wheelchair
One enter button
Pros
Minimal amount of buttons
Similar to wheelchair control
Cons
No current product meets exact needs

12. Inputs Touch screen Pros
Resistive touch screen
Similar to that of PDA
Pros
Eliminates need for separate input and display
Cons
Difficult to operate
Expensive

13. Display Methods
Laptop
TV Screen
PDA (Palm Pilot®)

14. Design Matrices
Input Method
Cost (1-5)
Ease of Use (1-10)
Compatibility (1-10)
Size (1-5)
Total(4-30)
Buttons 5 7 8 25
Joystick 4 9 6 24
Touch screen 2 3 20
Display Method
Cost (1-10)
Ease of Use (1-5)
Compatibility (1-10)
Size (1-10)
Total(4-35)
Lap top 8 4 7 27
Touch screen 5 9 25
TV Screen 3 26

15. Future Work Programming Create input Integrate input and display
Testing
Installation

16. Questions?