Waterproof Cellular Phone Design
Berhane Azage
Jin Yoon
Trey Whiteman
Joshua Salazar
Sarah Ohr
Introduction
• Background on Cell Phones•Market Assessment•Why Waterproofing?
•The gist of the problem definition:
Design a competitive waterproofed cell phone that is cost effective.
Objective Tree
D u r a b i l i t y
T e m p e r a t u r eL i q u i d V a r i a n t
D e p t h S e n s i t i v e
W a t e r p r o o f
A e s t h e t i c s
F e a t u r e s L o w W e i g h t
A p p e a l s t o C u s t o m e r s
W a t e r p r o o f i n gT e c h n o l o g y
C o s t E f f e c t i v e
W A T E R P R O O F C E L L P H O N E S
Analysis of the Problem
Existing products Casio G'zOne TYPE-R, Can U 5025
Main Features
water-proof, shock resistant, a 1.3MP digital camera, and electronic compass
Strengths
High Water-Proof Capability, High Durability
Weaknesses
Its “chunky” appearance, cost
Challenges and Design Constraints
• waterproof each component• ensure high durability and waterproof
capability. • Cost-effective• Aesthetics: compact and stylish
Morph ChartFunction Possible Means
Type of Phone Flip Slide Bar -- --
Antenna Internal External Both -- --
User Interface Standard Touch screen
“Qwerty” -- --
Waterproofing Outer Casing
Individual Components
-- -- --
Screen Color Black/White -- -- --
Casing Metallic Plastic -- -- --
Digital Transmission
CDMA GSM -- -- --
Battery Removable Non-removable
Nickel Cadmium
Lithium Polymer
Lithium Ion
Product Differentiation
Waterproofing Individual
Components
vs.
The Outer Casing
• Competition• Defining our Market
Waterproofing Techniques
• Battery Removable Non-removable
• Speaker Polypropylene Mylar PlastiDip
• Microphone PlastiDip Parylene
• Main Board Parylene Epoxy Touch Screen
• Screen Epoxy Parylene
• Antenna Internal External
Metrics
• Cost• Temperature Tolerance• Call quality / sound quality• Aesthetics• Moisture Transmission• Pressure
Depth Pressure Differences
Design Description I
Motherboard
Battery Case & Connector
Speaker & Microphone
Network Technology
• CMDA vs. GSM• CMDA: Do not need to worry about sim
card
Design Description II
• Screen• Antenna• Encasing/Cell Phone Body
THANK YOU
