1. WIRELESS TECHNOLOGIES AND APPLICATIONS CS-422 – EE436 Deniz Akkaya Onur Külçe Önal Zengin Duru Can Celasun

2. Outline Project Definition Work Done by Participants Basics of CTS Project Details Teacher Children Other Bluetooth Applications Progress Chart Possible Improvements

3. Project Definition  Child Tracking System is basically a network system established using Bluetooth Technology.

4. Where Can You Use  Children  Tourists  Museums  School Excursions

5. Application Characteristics  Short Range Working – Range Limitter  Hop Counter  ID – Recognition  Personal Alerts

6. Work Done By Participants Onur KülçeÖnal ZenginDuru Can Celasun Deniz Akkaya

7. Basics of CTS  Java Mobile Platform Wireless Toolkit J2ME Netbeans  Scatter Network (Master-Slave Structure)  Bluetooth Devices

8. Project Details ScatterNet

9. Project Details  Bluetooth Wireless protocol for exchanging data over short distances over fixed and mobile devices. Uses frequency hopping spread spectrum. Chops up data and transmits chunks using up to 79 frequencies.

10. Project Details Set of inter-connected piconets. Piconet is a ad-hoc network of “in-range” devices. Scatternet enables more flexibility, higher capacity and larger networks. Scatternet requires nodes to be present in multiple piconets.

11. Project Details

15. New Device

16. Project Details New Device

17. Project Details Connection Lost

18. Other Bluetooth Applications Text messaging and conferencing. Short range voice chat. Video Streaming. Application sharing. Et cetera.

19. Progress Chart  Gathering Information Bluetooth 1.0 Book, Bluetooth Revealed, Bluetooth Programming Meetings with course instructors.  UML Diagram and Software Discussions Java Mobile Libraries  On PC Simulations  PC – Bluetooth  Mobile Device – Mobile Device

20. Progress Chart  Gathering Information-DONE Bluetooth 1.0 Book, Bluetooth Revealed, Bluetooth Programming Meetings with course instructors.  UML Diagram and Software Discussions - DONE Java Mobile Libraries  On PC Simulations - DONE  PC – Bluetooth - DONE  Mobile Device – Mobile Device - DONE

21. Possible Improvements  A faster application with a faster Bluetooth version  Text messaging between Teacher and Children  Finding lost children by tracking its last position in the scatternet

22. Let’s see where we are... Thank you for listening