1. Pushing Web Pages into Personal Digital Assistants
Enrique Costa Montenegro
Departamento de Ingeniería Telemática
ETSI Telecomunicación
Universidad de Vigo, Spain

2. Introduction Context-driven services  need to push contents into PDAs
Minimum client participation
Inefficiency of periodic reloads
Network overload
Real time constraints
Single push at the right moment

3. Scenario I: Mall Walking customers with wireless PDAs
Auxiliar Bluetooth/RFID/... location network
Different web pages associated to different positions
Goals:
Event notification: restaurants, cinemas, special offers...
Advertisements

4. Scenario II: Museum Walking visitors with wireless PDAs
Auxiliar Bluetooth/RFID/... location network
Different web pages associated to different museum halls
Additional features:
Alarm to suggest manual update
In-depth information links

5. Our Solution

6. Our Solution (II)
A) URL sent from server to PDA connection server at a given port
B) PDA connection server submits URL to browser
C) Browser asks for the URL
D) Web server sends Web page to PDA

7. Conclusions
Need to push URLs into PDAs in some context-driven scenarios
HTTP reloads or Javascript approaches do not scale well
Connection server prototype developed (7 Kb binary)
Future upgrade: Java for individual frame upload

8. Questions!!

9. The End