1. Trevor Hamilton Thinh Luu CSE 403 homework 1 LCO
Spatial Note
Trevor Hamilton
Thinh Luu
CSE 403 homework 1
LCO

2. Operational Concepts Eliminate spatially static reminders
Note delivery is triggered when device enters pre-specified area (GPS from PDA)
PDA/Cell phone sends location to server
Web service searches for Notes destined for a specific user near their current location

3. System Requirements Handheld Device (PocketPC, PocketPC Phone Edition)
Wireless network access (802.11x or Cell phone data carrier)
GPS functionality
Server
Running Web Services
Adequate storage capacity

4. System and software architecture
PDA’s interface to edit notes
PDA’s update their current information on server
Information includes:
Note
Locations
Sender’s Id
Receivers’ Ids
Expire time
Detection of receiver’s location
Polling by server, or
Receiver signals server of current location

6. Lifecycle plan Who wants it? Who will support it? College students
Business people
Home owners
Anyone
Who will support it?
Mobile device producers
Software developers
Third parties

7. Feasibility Rationale
Yes!
Reasonable Design
Hardware is available
Many different available platforms (PocketPC, SmartPhones, Cell phones)
Security