1. Operating systems for mobile computing : Recent Trends and Future Directions Sudhindra Rao

2. Application segments Mainframe (the traditional computing machines) Network, server (For web servers, database servers etc) Desktop (for personal computing use) Notebook (for personal computing use – mobile) Handheld (for personal information exchange – portable) Embedded, real-time (for small and non general purpose machines – microwave ovens, wearable computers) Smart card (like those in mobile phones, banking cards etc) Virtual machine (for higher end general purpose computing with ease of data and information exchange)

3. OS for mobile systems Embedded systems and mobile systems Power management Resource management – Network connectivity management

4. Structure of Mobile OS

5. CPU CORE VLIW Engine BIOS APP OS PROP S/W Crusoe processor

6. Smart cards

7. QNX – an embedded OS

8. QNX structure - file systems

9. Conclusion Mobile systems have unique requirements in terms of OS Managing power and resources Direction – Specific OS for mobile systems which depends on application requirement